CN104183065B - point of sale system - Google Patents

Abstract

A point-of-sale system includes a support base, a display device, and a pivot mechanism disposed between the support base and the display device. The support base includes a top surface, and the display device can be opposite to each other through the pivot mechanism. The support base rotates between an unfolded position and a closed position. In the unfolded position, an angle is formed between the display device and the top surface. In the closed position, the display device is attached to the top surface. On the surface, the display device includes a casing and a display screen disposed in the casing. The casing forms a first receiving slot. The point-of-sale system also includes a display screen disposed in the first receiving slot. The first electronic component is movable between a folded position folded into the first receiving groove and an open position protruding out of the housing.

Description

point of sale system

technical field

The invention relates to a point-of-sale system, in particular to a collapsible display device of the point-of-sale system.

Background technique

The current point-of-sale (POS) system is very inconvenient to move and carry due to its large size and heavy weight. Therefore, it can only be applied to fixed-location sales places such as stores or stores, and cannot be applied to temporary stores or exhibition booths. Such occasions often need to change the sales location. In addition, the host computer of the point-of-sale system is usually connected to electronic components such as card readers or scanners through external connections, so it takes up a lot of space in use.

Contents of the invention

An object of the present invention is to provide a point-of-sale system, the display device of which is rotatable relative to the supporting base between an unfolded position and a closed position, whereby the overall volume can be effectively reduced for easy transportation and portability.

Another object of the present invention is to provide a point-of-sale system. The housing of the display device is built with a plurality of electronic components that can move between the open position and the folded position, which can improve the convenience of use and storage.

Another object of the present invention is to provide a point-of-sale system. The support arm and electronic components of the pivot mechanism can be stored in the casing and kept flat with the casing, thereby facilitating the user to store and Carry point of sale systems.

The purpose of the present invention and the solution to the background technical problems are achieved by adopting the following technical solutions. The point-of-sale system proposed according to the present invention includes a support base, a display device, and a pivoting device arranged between the support base and the display device. mechanism.

The support base includes a top surface, and the display device can rotate between an unfolded position and a cover position relative to the support base through the pivot mechanism. An angle, in the cover position, the display device is attached to the top surface, the display device includes a housing, and a display screen arranged on the housing, the housing forms a first accommodating slot, the point-of-sale system also includes a first electronic component arranged in the first accommodating slot, the first electronic component can be in a stowed position in the first accommodating slot, and a protruding Extends out of the housing to move between open positions.

The purpose of the present invention and the solution to the background technical problems can also be further realized by adopting the following technical means.

The casing includes a rear plate, a first side plate connected to one side of the rear plate, and a first carrier connected between the rear plate and the first side plate, the first carrier defines the The first accommodating groove also includes two pivotal plates spaced up and down, the first electronic component is pivotally connected to the two pivotal plates and can rotate between the retracted position and the opened position.

The first electronic component includes a pivot that is rotatably pivoted to the corresponding pivot plate, and the display device also includes a first locking mechanism disposed on the housing, and the first locking mechanism includes a locking member , and a release button slidably connected to the rear panel, the catch member is used to catch on the pivot so that the first electronic component is positioned at the retracted position or the open position, the release button The locking part can be driven in an up and down direction to move between a locked position locked on the pivot and an unlocked position separated from the pivot.

The first locking mechanism further includes a first biasing spring for biasing the engaging member toward the pivot direction.

The pivot is formed with two locking slots on opposite sides, and the locking member includes a locking block detachably locked in the corresponding locking slots.

Each of the pivot plates is formed with a pivot hole, and the first electronic component also includes a housing, and a pivot column protruding from the housing and passing through the corresponding pivot hole, the housing is opposite to the A non-circular hole is formed at one end of the pivot post, and the pivot includes a pivot shaft part passing through the corresponding pivot hole, and a pivot shaft part located on one side of the pivot shaft part and embedded in the non-circular shaft part. An embedding shaft in the hole, and a snap-in shaft located on the side of the pivot shaft opposite to the embedding shaft, the cross section of the embedding shaft perpendicular to an axis of the pivot is non-circular And the shape is the same as the shape of the non-circular hole, the clamping groove is formed on the clamping shaft, and the outer diameter of the clamping shaft is respectively larger than the outer diameter of the pivoting shaft and the corresponding pivoting hole. aperture.

The casing also includes a second side plate connected to the other side of the rear plate, and a second carrier frame connected between the rear plate and the second side plate, the first side plate and the second side plate The boards are spaced left and right, and the second carrier defines a second accommodating slot. The second carrier includes two connecting plates spaced up and down. The point-of-sale system also includes a The second electronic component can move along a left-right direction between a stowed position in the second accommodating groove and an open position protruding out of the second side plate.

One of the two connecting plates includes a positioning hook adjacent to the second side plate, the second electronic component is formed with a first positioning slot, and a second positioning slot spaced apart from the first positioning slot along the left-right direction The positioning hook is detachably locked in the first positioning slot or the second positioning slot, so that the second electronic component is positioned at the retracted position or the open position.

The connecting plate is formed with an elongated groove extending along the left-right direction, and a stop surface located at one end of the elongated groove adjacent to the positioning hook, and the second electronic component includes a And a limit hook that can slide in the elongated groove along the left-right direction, and the limit hook is used for buckling on the stop surface so that the second electronic component is positioned at the open position.

The second electronic component is formed with a guide groove extending along the left-right direction, and the connecting plate includes a guide rib extending along the left-right direction and passing through the guide groove.

The casing also includes a top plate connected between the rear plate and the first and second side plates, and a third carrier connected to the top plate, the third carrier defines a third accommodating groove, The point-of-sale system also includes a third electronic component disposed in the third accommodating slot, the third electronic component can be in a stowed position in the third accommodating slot along an up-down direction, and A protrusion moves between the open positions of the top plate.

The third electronic component includes a protruding plate pierced through the third carrier, the housing forms a fourth accommodating groove under the third carrier, the display device also includes a second locking mechanism, The second locking mechanism includes a locking button disposed in the fourth accommodating groove, the locking button can be locked in a locking position on the protruding plate along a front-rear direction in the fourth accommodating groove, and An unlocked position separated from the protruding plate.

The protruding plate has a buckling surface, the locking button includes a pressing portion for pressing, and a clasp arranged on one side of the pressing portion for buckling on the buckling surface.

The third carrier includes a carrier plate for carrying the third electronic component, and the second locking mechanism further includes a second bias spring for biasing the third electronic component away from the carrier plate, and a third biasing spring for biasing the locking button toward the rear plate.

The carrier board is formed with a first through hole through which the protruding plate passes, and a second through hole spaced apart from the first through hole, and the third electronic component also includes a through hole through the second through hole. The hook is used for buckling on the bottom of the bearing board so that the third electronic component is positioned at the open position.

The casing forms an accommodating space, and the display device also includes a main board arranged in the accommodating space, and a plurality of wires, and the main board communicates with the display screen and the first electronic component through the wires respectively. , the second electronic component and the third electronic component are electrically connected.

The casing is formed with an accommodating groove, and the pivot mechanism includes a support arm that can be accommodated in the accommodating groove, two first hinges connected between the support arm and the support base, and two connecting The second hinge between the supporting arm and the casing, when the display device is in the cover position, the supporting arm is accommodated in the accommodating groove.

The beneficial effect of the present invention is that: the display device can be rotated between the unfolded position and the closed position, when the display device is rotated to the closed position, the overall volume of the point-of-sale system can be effectively reduced, thereby making the Users can easily move and carry the point-of-sale system to and from occasions such as temporary stores or exhibitor booths that often need to change the selling location.

Description of drawings

Figure 1 is a perspective view of a preferred embodiment of the point-of-sale system of the present invention, illustrating the display device in a deployed position relative to the support base;

Fig. 2 is a three-dimensional exploded view of a preferred embodiment of the point-of-sale system of the present invention, illustrating the assembly relationship among the display device, the support base and the pivot mechanism;

3 is a perspective view of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the display device is in a closed position relative to the support base;

4 is an exploded perspective view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the main board is disposed in the housing space;

5 is a partially exploded perspective view of a display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating the assembly relationship among the casing, the first electronic component and the first locking mechanism;

6 is a partially enlarged view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the first electronic component is in the retracted position, and the locking member is in the locked position;

FIG. 7 is a schematic top view of the first electronic component of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the two locking blocks of the locking member are respectively locked in the two locking slots of the pivot;

Fig. 8 is a partial enlarged view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating the upward movement of the release button;

Fig. 9 is a partially enlarged view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the latch is in the unlocked position;

10 is a partially enlarged view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the first electronic component is in the open position, and the locking member is in the locked position;

FIG. 11 is a schematic top view of the first electronic component of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the two locking blocks of the locking member are respectively locked in the two locking slots of the pivot;

Fig. 12 is a partial perspective exploded view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating the assembly relationship between the casing and the second electronic component;

13 is a schematic cross-sectional view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the positioning hooks of each connecting plate are engaged in the corresponding first positioning grooves;

14 is a schematic cross-sectional view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the positioning hooks of each connecting plate are engaged in the corresponding second positioning grooves;

15 is a partially exploded perspective view of the display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating the assembly relationship among the casing, the third electronic component and the second locking mechanism;

16 is a schematic cross-sectional view of a display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the third electronic component is in a retracted position;

17 is a schematic cross-sectional view of a display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the locking button is in the locked position;

18 is a schematic cross-sectional view of a display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the locking button is in the unlocking position;

19 is a schematic cross-sectional view of a display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the third electronic component is in an open position; and

20 is a schematic cross-sectional view of a display device of a preferred embodiment of the point-of-sale system of the present invention, illustrating that the protruding plate of the third electronic component presses against the slope of the hook of the release button.

detailed description

The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.

Referring to FIG. 1 and FIG. 2 , it is a preferred embodiment of the point-of-sale system of the present invention. The point-of-sale system 100 includes a support base 1, a display device 2, and a hub arranged between the support base 1 and the display device 2. Transfer agency 3.

Referring to Fig. 1, Fig. 2 and Fig. 3, the supporting seat 1 comprises a flat first seat body 11, and a second seat body 12, the second seat body 12 is formed by a top surface 111 of the first seat body 11 It protrudes upward and is adjacent to the rear end of the first base body 11 . The display device 2 includes a casing 21, and a touch-sensitive display screen 20 disposed on the casing 21, the pivot mechanism 3 is disposed between the second seat body 12 of the support base 1 and the casing 21 of the display device 2, The display device 2 can rotate relative to the support base 1 between an unfolded position (as shown in FIG. 1 ) and a closed position (as shown in FIG. 3 ) through the pivot mechanism 3 . In the unfolded position, there is an angle between the display device 2 and the top surface 111 of the first base body 11 , and in the closed position, the display device 2 is attached to the top surface 111 of the first base body 11 . When the display device 2 is rotated to the closed position, the overall volume of the point-of-sale system 100 can be effectively reduced, so that users can easily move and carry the point-of-sale system 100 to and from temporary stores or exhibition booths, etc. Occasions where the location is sold.

2, 3 and 4, in this embodiment, the housing 21 includes a rear plate 210, a bottom plate 2101 connected to the bottom of the rear plate 210, and a frame 2102 connected to the rear plate 210 and the bottom plate 2101, The frame 2102 defines a receiving groove 211 . The pivot mechanism 3 includes a support arm 31 , two first hinges 32 disposed on the left and right sides of the support arm 31 and adjacent to the bottom end, and two second hinges 33 respectively disposed on the left and right sides of the support arm 31 and adjacent to the top end. The two first hinges 32 are screwed to the second base body 12 of the support base 1 , and the support arm 31 can rotate relative to the second base body 12 through the two first hinges 32 . A fixing plate 331 of the two second hinges 33 is screwed to the frame 2102 of the casing 21 , so that the display device 2 can rotate relative to the support arm 31 through the two second hinges 33 . Through the design of the pivot mechanism 3 , the display device 2 can rotate between the unfolded position and the closed position, and the viewing and touch angles of the touch-sensitive display screen 20 can be adjusted. In addition, when the display device 2 is in the closed position, the supporting arm 31 will be accommodated in the accommodating groove 211 of the casing 21, so that the casing 21 and the supporting arm 31 can be kept flat together when the display device 2 is in the closed position. status. It should be noted that, the casing 21 of the display device 2 and the support base 1 can also be connected together only by two hinges, which is not limited to the structural design of the pivot mechanism 3 disclosed in this embodiment.

Referring to FIG. 2, FIG. 4 and FIG. 5, the housing 21 of the display device 2 also forms a first accommodating groove 212, and the point-of-sale system 100 also includes a first electronic component 4 disposed in the first accommodating groove 212, The first electronic component 4 of this embodiment is illustrated by taking a card reader as an example, and the first electronic component 4 is used for reading information of a financial card. The first electronic component 4 can be in a retracted position (as shown in FIG. 2 ) in the first accommodating groove 212, and an open position (as shown in FIG. 1 ) protruding from the housing 21 of the display device 2. shown) to move between.

The casing 21 further includes a first side panel 213 connected to the left side of the rear panel 210 , and a first supporting frame 214 connected between the rear panel 210 and the first side panel 213 . The first carrying frame 214 defines the first accommodating slot 212 , and the first carrying frame 214 includes two vertically spaced pivot plates 215 , and the upper and lower ends of the first electronic component 4 are respectively pivotally connected to the two pivot plates 215 . Each pivot plate 215 is formed with a pivot hole 216. The first electronic component 4 includes a casing 41, a pivot post 42 protruding from the bottom of the casing 41, and a pivot 43 arranged on the top of the casing 41. The pivot post 42 and the pivot 43 pass through the corresponding pivot holes 216 , so that the first electronic component 4 can rotate between the retracted position and the open position protruding from the first side plate 213 of the casing 21 .

Referring to FIG. 5, FIG. 6 and FIG. 7, the display device 2 also includes a first locking mechanism 24 disposed on the casing 21. The first locking mechanism 24 includes a locking member 241 and a slidably connected to the rear plate 210. And the release button 242 connected with the catch member 241, the catch member 241 is used to catch on the pivot 43, and the release button 242 can drive the catch member 241 along an up-down direction I (as shown in FIG. 8 ). A latch moves between a locked position on the pivot 43 and an unlocked position separated from the pivot 43 . Specifically, a non-circular hole 411 is formed at the top of the casing 41 of the first electronic component 4 , and the shape of the non-circular hole 411 is a horizontal T shape. The pivot 43 includes a pivot shaft portion 431 passing through the corresponding pivot hole 216, an embedding shaft portion 432 located at the bottom side of the pivot shaft portion 431, and a clamping joint located at the top side of the pivot shaft portion 431. shaft portion 433 . The pivot shaft portion 431 is circular for passing through the corresponding pivot hole 216 . The section of the embedding shaft portion 432 perpendicular to an axis of the pivot shaft 43 is non-circular and has the same shape as the non-circular hole 411. The embedding shaft portion 432 is used to be embedded in the non-circular hole 411, thereby , so that when the first electronic component 4 rotates, it can simultaneously drive the pivot 43 to rotate. In addition, the assembly method of the pivot 43 is to pass through the corresponding pivot hole 216 and the non-circular hole 411 sequentially through the inside of the housing 21, so that the pivot shaft 431 and the embedding shaft 432 are respectively passed through the corresponding Inside the pivot hole 216 and inside the non-circular hole 411 . The clamping shaft 433 is disc-shaped, and the outer diameter of the clamping shaft 433 is respectively larger than the outer diameter of the pivotal shaft 431 and the diameter of the corresponding pivot hole 216. Therefore, the clamping shaft 433 will be located at the corresponding position. The side of the pivot plate 215 opposite to the first accommodating groove 212 prevents the pivot 43 from passing through the pivot hole 216 . In this way, it is possible to prevent the pivot 43 from detaching from the pivot hole 216 when the first electronic component 4 is pushed and rotated by force, and to prevent the first electronic component 4 from being detached from the casing 21 and being stolen.

The locking shaft portion 433 of the pivot 43 is formed with two locking slots 434 on opposite sides. The locking member 241 includes a plate body 243 and two locking blocks 244 protruding from the bottom end of the plate body 243 and located on opposite sides. And a protruding post 245 protruding from the top of the disc body 243, the two blocks 244 of the engaging member 241 are respectively detachably engaged in the two engaging grooves 434, whereby the rotation of the pivot 43 can be restricted so that the first electronic The element 4 is positioned in a stowed position or an open position. It should be noted that the number of clamping blocks 244 can also be one during design, when the clamping block 244 is engaged in one of the engaging slots 434, the first electronic component 4 is positioned at the retracted position, and when the engaging block 244 is engaged in the When another locking slot 434 is opened, the first electronic component 4 is positioned at the open position.

The rear panel 210 is formed with an elongated guide hole 217 extending along the up-down direction I, and the release button 242 is passed through the elongated guide hole 217 and can move along the up-down direction I. A screw 246 passes through the protruding post 245 and is screwed to the release button 242, so that the protruding post 245 can be fixed on the release button 242, whereby the release button 242 can drive the locking member 241 to move in the up and down direction I . The first locking mechanism 24 also includes a first biasing spring 247. The upper and lower ends of the first biasing spring 247 respectively press against a frame 218 and a boss 245 protruding from the front surface of the rear plate 210 of the housing 21. A biasing spring 247 is used to bias the latching member 241 toward the pivot 43 , so that the latching member 241 can be kept at the locking position.

Referring to Fig. 2, Fig. 6 and Fig. 7, when the first electronic component 4 is in the retracted position, the two slots 434 of the pivot 43 respectively correspond to the positions of the two blocks 244 of the latch 241, and the first bias The elastic force of the spring 247 keeps the latching member 241 at the locking position where each latching block 244 is latched to the corresponding latching slot 434 , and at this moment, the first electronic component 4 can be firmly positioned at the retracted position.

Referring to Fig. 8, Fig. 9 and Fig. 10, when the first electronic component 4 is to be rotated to the open position, the release button 242 is pushed upward to make it drive the locking member 241 to move upward along the vertical direction I, and the locking member 241 moves upward The first biasing spring 247 is compressed to accumulate return elastic force. When the release button 242 drives the catch member 241 to move up to the release position shown in FIG. 9 , each block 244 breaks away from the corresponding slot 434. At this time, the user can pull the first electronic component 4 to make it rotate. to the open position shown in Figure 10.

Referring to FIG. 10 and FIG. 11 , when the first electronic component 4 is rotated to the open position, the two slots 434 of the pivot 43 correspond to the positions of the two blocks 244 of the locking member 241 respectively, and the first bias spring 247 The accumulated reset elastic force drives the locking member 241 to reset, so that the locking member 241 can automatically reset to the locking position, so as to position the first electronic component 4 at the open position. In addition, when the first electronic component 4 is to be rotated from the open position to the retracted position, the release button 242 is pushed upward to move the locking member 241 to the release position, and then the first electronic component 4 is rotated to the retracted position. When the first biasing spring 247 drives the locking member 241 to return to the locked position, the first electronic component 4 can be stably positioned at the closed position.

Referring to Fig. 4, Fig. 12 and Fig. 13, the housing 21 also includes a second side plate 219 connected to the right side of the rear plate 210 and spaced from the first side plate 213, and a second side plate 219 connected to the rear plate 210 and the second side plate. The second carrier 220 between the boards 219 defines a second accommodating slot 221 . The point-of-sale system 100 also includes a second electronic component 5 disposed in the second accommodating slot 221. The second electronic component 5 in this embodiment is illustrated by taking a fingerprint reader as an example for identifying a user's fingerprint. , to determine the identity of the user. The second electronic component 5 can be in a retracted position (as shown in FIG. 13 ) in the second accommodating groove 221 along a left-right direction II (as shown in FIG. 14 ), and protrudes from the second side. The plate 219 moves between the open position (shown in FIG. 14 ). The second supporting frame 220 includes two connecting plates 222 spaced apart up and down, and the upper and lower ends of the second electronic component 5 are respectively connected to the two connecting plates 222 . Each connecting plate 222 has a plate body 223 and a positioning hook 224 connected to the plate body 223 and adjacent to the second side plate 219 . The second electronic component 5 includes two side walls 51 spaced up and down, each side wall 51 is formed with a first positioning groove 511, and a second positioning groove 512 spaced apart from the first positioning groove 511 along the left-right direction II, each The positioning hook 224 of the connecting plate 222 is detachably engaged with the corresponding first positioning groove 511 or the corresponding second positioning groove 512 , so that the second electronic component 5 is positioned at the retracted position or the opened position.

Further, in order to prevent the user from pulling the second electronic component 5 with too much force so that the positioning hook 224 breaks away from the corresponding second positioning groove 512, thereby causing the second electronic component 5 to be pulled out of the second accommodating groove 221, the In this embodiment, the plate body 223 of each connecting plate 222 is formed with an elongated groove 225 extending along the left-right direction II, and a stop surface 226 located at an end of the elongated groove 225 adjacent to the positioning hook 224 . The second electronic component 5 also includes two limit hooks 52 respectively connected to the two side walls 51, each limit hook 52 is adjacent to the corresponding second positioning groove 512, and each limit hook 52 extends to the corresponding elongated recess The slot 225 can slide in the elongated groove 225 along the left-right direction II, thereby guiding and limiting the sliding direction of the second electronic component 5 . Each limit hook 52 is used to buckle on the corresponding stop surface 226, so that the second electronic component 5 can be firmly positioned at the open position, thereby preventing the second electronic component 5 from being pulled by excessive force and causing The situation that the positioning hook 224 disengages from the second positioning groove 512 is generated. More specifically, each side wall 51 of the second electronic component 5 is recessed to form two guide grooves 513 spaced apart from each other, and each guide groove 513 extends along the left-right direction II. Each connecting plate 222 also has two guiding ribs 227 protruding from the plate body 223 and spaced from front to back. In this way, the sliding process of the second electronic component 5 in the second accommodating groove 221 can be ensured to be more stable and smooth, and the situation of back and forth shaking during the sliding process can be prevented.

Referring to FIG. 13 and FIG. 14 , when the positioning hooks 224 of each connecting plate 222 are engaged with the corresponding first positioning slots 511 , the second electronic component 5 can be stably positioned in the retracted position shown in FIG. 13 . When wanting to move the second electronic component 5 to the open position, apply force to the right to pull the second electronic component 5, so that the positioning hooks 224 of each connecting plate 222 are separated from the corresponding first positioning slots 511, and then the second electronic component can be moved to the open position. The element 5 is pulled to the right in the left-right direction II. During the movement of the second electronic component 5, each positioning hook 224 will be slightly deformed and pressed against the corresponding side wall 51. When the second electronic component 5 moves to the position where the second positioning groove 512 is aligned with the positioning hook 224, By virtue of the return elastic force accumulated by each positioning hook 224, each positioning hook 224 is automatically locked in the corresponding second positioning groove 512, and at the same time, each limiting hook 52 will be locked on the corresponding stop surface 226, Thereby, the second electronic component 5 can be firmly positioned at the open position. When wanting to move the second electronic component 5 to the retracted position, apply force to the left to push the second electronic component 5, so that the positioning hooks 224 of each connecting plate 222 are separated from the corresponding second positioning groove 512. When the second electronic component 5 moves When the first positioning groove 511 is aligned with the positioning hook 224, each positioning hook 224 is automatically engaged in the corresponding first positioning groove 511, and the second electronic component 5 is positioned at the retracted position.

It should be noted that, during design, as long as a positioning hook 224, an elongated groove 225, a stop surface 226 and a guiding rib 227 are provided on the plate body 223 of one of the connecting plates 222, and one of them corresponds to the aforementioned The side wall 51 of the connecting plate 222 is provided with a first positioning groove 511, a second positioning groove 512, a guide groove 513 and a limit hook 52, which can also achieve the effect of positioning the second electronic component 5 in the closed position and the open position .

Referring to Fig. 4, Fig. 15, Fig. 16 and Fig. 17, the housing 21 also includes a top plate 228 connected between the rear plate 210 and the first and second side plates 213, 219, and a top plate 228 connected between the rear plate 210 and the top plate 228. The third carrying frame 229 between them defines a third accommodating slot 230 . The point-of-sale system 100 also includes a third electronic component 6 disposed in the third accommodating slot 230. The third electronic component 6 in this embodiment is described using a video camera as an example. The third electronic component 6 can be moved along an up and down Direction III (as shown in FIG. 19 ) is a folded position (as shown in FIG. 16 ) in the third accommodating groove 230 , and an open position protruding from the top plate 228 (as shown in FIG. 19 ). to move between.

The third electronic component 6 includes a body 61 and a protruding plate 62 protruding downward from the bottom of the body 61 . The protruding plate 62 has a horizontal locking surface 621 . The third supporting frame 229 includes a supporting plate 231 for supporting the main body 61 , and the supporting plate 231 is formed with a first through hole 232 for passing the protruding plate 62 therethrough. The casing 21 further includes a fourth carrier 233 connected to the rear plate 210 and spaced below the third carrier 229 , the fourth carrier 233 defines a fourth accommodating slot 234 . The display device 2 also includes a second locking mechanism 25, the second locking mechanism 25 includes a locking button 251 arranged in the fourth accommodating groove 234, the locking button 251 includes a pressing part 252 for pressing, and a setting The hook 253 on the front side of the pressing part 252 is used to buckle on the buckle surface 621 of the protruding plate 62, and the locking button 251 can be positioned in the fourth receiving groove 234 along a front-back direction IV (as shown in FIG. 18 ). A locking position (as shown in FIG. 17 ) buckled on the buckling surface 621 of the protruding plate 62, and a release position (as shown in FIG. 18 ) separated from the buckling surface 621 of the protruding plate 62 .

The third carrier 229 also includes two cylinders 235 that are recessed downwards from the carrier plate 231 and spaced at the left and right sides of the first through hole 232 . The third electronic component 6 also includes two bosses 63 protruding from the bottom of the body 61 , each protruding post 63 passes through the corresponding cylinder body 235 . The second locking mechanism 25 further includes two second biasing springs 254 and a third biasing spring 255 , and each second biasing spring 254 passes through the corresponding cylinder 235 and abuts against the corresponding protrusion 63 At the bottom end, each second biasing spring 254 is used to bias the third electronic component 6 away from the carrying board 231 . The third biasing spring 255 is arranged in the fourth accommodation groove 234, and the front and rear ends of the third biasing spring 255 respectively abut against the pressing part 252 of the fourth carrier 233 and the locking button 251. The third biasing spring 255 It is used to bias the locking button 251 toward the rear panel 210 . The carrying plate 231 is also formed with two second through holes 236 respectively located on the left and right sides of the two barrels 235. The third electronic component 6 also includes two hooks 64 protruding from the bottom of the body 61. Each hook 64 penetrates the The corresponding second through hole 236 is also used for buckling on the bottom of the supporting board 231 so that the third electronic component 6 can be positioned at the open position and prevent the third electronic component 6 from falling out of the third receiving groove 230 .

Referring to Fig. 16 and Fig. 17, by the elastic force of the third biasing spring 255, the locking button 251 is always in the locking position where the clasp 253 is buckled on the buckling surface 621 of the protruding plate 62, at this time, the third The electronic component 6 is positioned at the retracted position, and each second bias spring 254 is compressed by the corresponding protrusion 63 to be in a compressed state.

Referring to Fig. 18 and Fig. 19, when wanting to move the third electronic component 6 to the open position, press the pressing part 252 of the locking button 251, so that the locking button 251 moves forward along the front-back direction IV, and the locking button 251 will compress the third electronic component during its movement. The triple bias spring 255 deforms and accumulates a return elastic force. When the locking button 251 moves to the unlocking position where the hook 253 is separated from the buckling surface 621 , the reset elastic force accumulated in each second biasing spring 254 will drive the third electronic component 6 to move upward along the vertical direction III. When the third electronic component 6 moves upward until each hook 64 is engaged with the bottom of the supporting board 231 , the third electronic component 6 is positioned at the open position.

Referring to Fig. 19 and Fig. 20, when the third electronic component 6 is to be moved to the retracted position, the body 61 of the third electronic component 6 is pressed to move downward along the vertical direction III, and the process of the third electronic component 6 moving downward In this process, each protrusion 63 compresses the corresponding second biasing spring 254 . When the protruding plate 62 moves down to an inclined surface 256 pressed against the hook 253, the component force exerted by the protruding plate 62 on the inclined surface 256 will push the locking button 251 to move forward along the front-rear direction IV, so that the locking button 251 compresses the first Three bias springs 255 . When the protruding plate 62 moves down to the position where the buckle surface 621 is aligned with the clasp 253, the reset elastic force of the third bias spring 255 drives the locking button 251 to reset, so that the locking button 251 can automatically return to the position shown in Figure 17. locked position.

3 and 4, the casing 21 also forms an accommodating space 237, and the display device 2 also includes a motherboard 26 disposed in the accommodating space 237, a hard disk 27 electrically connected to the motherboard 26, and other functions. To provide electronic components (not shown) for the normal operation of the point-of-sale system 100, the motherboard 26 is respectively connected to the touch-sensitive display screen 20, the first electronic component 4, the second electronic component 5 and the third electronic component through a plurality of wires 28. The components 6 are electrically connected, whereby the aforementioned wires 28 can be accommodated in the accommodating space 237 without protruding out of the casing 21 .

To sum up the above, the point-of-sale system 100 of this embodiment can effectively reduce the size of the point-of-sale system 100 when the display device 2 is rotated to the closed position by virtue of the design method that the display device 2 can rotate between the unfolded position and the closed position. Therefore, the user can conveniently move and carry the point-of-sale system 100 to and from occasions such as temporary stores or exhibition booths where the location of sales often needs to be changed. In addition, the first, second, and third electronic components 4, 5, and 6 are respectively arranged in the first, second, and third accommodating grooves 212, 221, and 230 of the casing 21 and can be in the open position and the retracted position. The design method of moving between positions makes the point-of-sale system 100 not need to be connected with electronic components through an external connection, which can improve the convenience of use and storage. Furthermore, when the display device 2 is in the closed position, the supporting arm 31 of the pivot mechanism 3 is accommodated in the receiving groove 211 and remains flat with the housing 21, and the first, second, third The electronic components 4, 5, 6 are in a flat state with the housing 21 when they are in the folded position, so that the point-of-sale system 100 presents a rectangular structure, thereby making it easy for users to store and carry the point-of-sale system 100. Reach the object that the present invention seeks.

Claims (17)

1. a point of sales system, comprises a support seat, a display device, and one is arranged Privot mechanism between this support seat and this display device；It is characterized in that:

This support seat includes an end face, and this display device can be by this privot mechanism relative to this Supporting seat and cover rotation between position at an expanded position and one, when this expanded position, this shows Pressing from both sides an angle between showing device and this end face, when this covers position, this display device attaches On this end face, this display device includes a housing, and one to be arranged at the display of this housing glimmering Curtain, this housing is formed with one first storage tank, and this point of sales system also comprises one and is arranged at this The first electronic component in first storage tank, this first electronic component can one collapse in this Stowed position in one storage tank, and one protrude out and move between the open position of this housing.

Point of sales system the most according to claim 1, it is characterised in that: this housing bag Containing a back plate, first side plate being connected to this back plate side, and one be connected to this back plate with This first interpleural first carrier, this first carrier defines this first storage tank also Including about two pivot connecting plates separately, this first electronic component is articulated in these about two Between pivot connecting plate separately and can rotate between this stowed position and this open position.

Point of sales system the most according to claim 2, it is characterised in that: this first electricity Sub-element includes the pivot of this pivot connecting plate being articulated in correspondence rotationally, this display device Also including first locking mechanism being arranged at this housing, this first locking mechanism comprises a card Valve part, and a release the lock button being slidably connected to this back plate, this clamping piece in order to clip in This pivot is so that this first electronic units fix is in this stowed position or this open position, and this is released Cage knob can drive this clamping piece at a clip in the latched position of this pivot along an above-below direction, And one move between the unlocking position separated with this pivot.

Point of sales system the most according to claim 3, it is characterised in that: this first lock Determine mechanism and also comprise one in order to the first bias bullet that this clamping piece is biased towards this pivot direction Spring.

Point of sales system the most according to claim 4, it is characterised in that: this pivot shape Become have two draw-in grooves being positioned at opposition side, this clamping piece include one separatably clip in correspondence The fixture block of this draw-in groove.

Point of sales system the most according to claim 5, it is characterised in that: said two Pivot connecting plate the most separately is respectively formed with a pivoted hole, and this first electronic component also includes one Shell, and one be convexly equipped in this shell and be arranged in correspondence this pivoted hole in driving rod, should Shell is formed with a non-circular hole in contrast to one end of this driving rod, and this pivot comprises one and wears Drive-connecting shaft portion in this corresponding pivoted hole, one it is positioned at this side, drive-connecting shaft portion and is embedded in Interlocking axle portion in this non-circular hole, and one be positioned at this drive-connecting shaft portion in contrast to this interlocking axle portion The card spindle portion of side, the section of the axis that this interlocking axle portion is perpendicular to this pivot is not rounded Shape and shape are identical with the shape of this non-circular hole, and described draw-in groove is formed at this card spindle portion, The external diameter in this card spindle portion is respectively greater than the external diameter in this drive-connecting shaft portion and this pivoted hole of correspondence Aperture.

Point of sales system the most according to claim 2, it is characterised in that: this housing is also Comprise second side plate being connected to this back plate opposite side, and one be connected to this back plate with this About two interpleural second carriers, this first side plate and this second side plate separately, should Second carrier defines one second storage tank, this second carrier include about two alternate Every connecting plate, this point of sales system also comprise one be arranged in this second storage tank second Electronic component, this second electronic component can along a left and right directions one collapse in this second house Stowed position in groove, and one protrude out and move between the open position of this second side plate.

Point of sales system the most according to claim 7, it is characterised in that: on these two Under at least one in connecting plate separately include a location hook being adjacent to this second side plate , this second electronic component at least formed with one first locating slot, and one along this left and right directions with This first locating slot the second locating slot separately, this location hook clip separatably in this One locating slot or this second locating slot, so that this second electronic units fix is at this stowed position Or this open position.

Point of sales system the most according to claim 8, it is characterised in that: on these two Under at least one in connecting plate separately be formed one along this left and right directions extend elongated Groove, and one be positioned at this elongate recesses stopping surface adjacent to this location hook one end, this second electricity Sub-element includes that at least one stretches through to this elongate recesses and can be elongated in this along this left and right directions The positive stop hook slided in groove, this positive stop hook in order to be snapped in this stopping surface so that this second electricity Sub-element is positioned at this open position.

Point of sales system the most according to claim 9, it is characterised in that: this second electricity Sub-element is formed with at least one guide channel extended along this left and right directions, and these about two alternate Every connecting plate at least one include that one extends along this left and right directions and is arranged in this guide channel Interior guiding fin.

11. point of sales systems according to claim 7, it is characterised in that: this housing is also Comprise one and be connected to this back plate and this first, second interpleural top board, and one is connected to this 3rd carrier of top board, the 3rd carrier defines one the 3rd storage tank, this point of sale System also comprises the 3rd electronic component being arranged in the 3rd storage tank, the 3rd electronics Element can collapse in the stowed position in the 3rd storage tank, and one along an above-below direction one Protrude out and move between the open position of this top board.

12. point of sales systems according to claim 11, it is characterised in that: the 3rd Electronic component include one be arranged in the 3rd carrier protrude out plate, this housing is formed with one The 4th storage tank below the 3rd carrier, this display device also includes that one second locks Mechanism, this second locking mechanism comprises a lock-button being arranged in the 4th storage tank, should Lock-button can be snapped in this lock protruding out plate along a fore-and-aft direction one in the 4th storage tank Location is put, and one protrudes out with this and to move between the unlocking position that plate separates.

13. point of sales systems according to claim 12, it is characterised in that: this protrudes out Plate has a card buckle side, this lock-button include one with for pressing press section, and one arrange In this side, press section in order to be snapped in the clasp of this card buckle side.

14. point of sales systems according to claim 13, it is characterised in that: the 3rd holds Carrier includes that one in order to carry the loading plate of the 3rd electronic component, this second locking mechanism also wraps Containing one in order to the 3rd electronic component is biased bullet towards away from the second of this loading plate direction bias Spring, and one in order to the 3rd biasing spring biased this lock-button towards this back plate direction.

15. point of sales systems according to claim 14, it is characterised in that: this carrying Plate is formed with one and protrudes out, for this, the first through hole that plate wears, and one with this first through hole separately The second through hole, the 3rd electronic component also includes a grab being arranged in this second through hole, This grab is in order to be snapped in this loading plate bottom so that the 3rd soft copy is positioned at this open position Put.

16. point of sales systems according to claim 11, it is characterised in that: this housing Being formed with an accommodation space, this display device also includes a master being arranged in this accommodation space Machine plate, and a plurality of wire, this motherboard passes through described wire and this display screen respectively, is somebody's turn to do First electronic component, this second electronic component and the electrical connection of the 3rd electronic component.

17. point of sales systems according to claim 1, it is characterised in that: this housing shape Cheng Youyi containing groove, this privot mechanism includes a support arm that can be placed in this containing groove , two be connected to the first hinge between this support arm and this support seat, and two are connected to this The second hinge between support arm and this housing, when this display device covers position at this, should Support arm is placed in this containing groove.