CN202345739U - Baby carriage and frame folding device thereof - Google Patents

Abstract

The utility model discloses a perambulator and frame receipts are closed and are put, wherein, the perambulator includes the frame is closed and is closed the device, and the frame is closed and is closed the device and install on the frame of perambulator, the handlebar hand of frame can for the back foot of frame is rotatory, and wherein, the frame is closed and is closed the device and includes sliding sleeve, locking piece, operating parts and traction member, and the sliding sleeve slidable ground cover is located on the handlebar hand, and the both ends of locking piece pin joint respectively on handlebar hand and back foot, and the one end of locking piece is contradicted on the sliding sleeve, and the operating parts is installed on the handlebar hand, and the operation operating parts can make the frame open or fold, and traction member installs on the handlebar hand of frame, and traction member respectively with sliding sleeve and operating parts fixed connection, when the operation operating parts, traction member all slides along the handlebar hand with the sliding sleeve to make the sliding. The utility model discloses a frame is closed and is closed device simple structure can conveniently make the frame of perambulator close or open for the use of perambulator is convenient simple more.

Description

Stroller and its frame folding device

technical field

The utility model relates to the field of baby products, in particular to a baby carriage and a frame folding device thereof. the

Background technique

For parents with babies at home, it has become a common and convenient practice to use a stroller as an auxiliary tool for carrying the baby when they go out with the baby, and since the stroller is an item specially used for babies, it is The safety requirements for babies riding in strollers are often one of the important design indicators. Therefore, the relevant competent authorities have established relevant regulations and safety standards to regulate, so as to ensure the safety of babies when using baby carriages. In addition, with the widespread use of baby carriages, people have higher and higher functional requirements for baby carriages. It is not only hoped that the baby carriage can make the baby safe during the riding process, but also that the baby carriage can make the baby ride comfortably, and it is also hoped that the baby carriage is more convenient in operation and use. the

Baby carriages commonly used now generally include vehicle frame and some wheels, and described vehicle frame has front foot, rear foot, seat and rider, and described seat is installed between described front foot and rear foot for baby to ride, and described rider On the rear feet, it is convenient to push or hold the baby carriage, and each of the wheels is installed on the lower ends of the front and rear feet to support the frame, so as to facilitate the walking of the baby carriage. The above-mentioned baby stroller is usually pivotally connected between the driver and the seat and the front or rear feet, so that the frame can be folded and unfolded for use, and a locking mechanism is additionally provided to lock the frame before it is folded or unfolded for use. To perform the locking or unlocking action, in the folding process, the locking mechanism needs to be operated first, and then the driver and the seat can be folded and folded by rotating the driver and the seat relative to the front or rear feet. Similarly, after opening the It is necessary to operate the locking mechanism again to stably make the baby carriage in the open state; thus the operation of folding and opening the baby carriage is all loaded down with trivial details, which brings a lot of inconvenience to use. the

Therefore, it is necessary to provide an improved folding device for the stroller frame to overcome the above-mentioned defects, so as to make the folding and opening operations of the stroller more convenient and simple. the

Utility model content

The purpose of this utility model is to provide a baby carriage and its frame retractable device. The frame retractable device has a simple structure and can conveniently fold or open the frame of the baby carriage so that the baby carriage The use is more convenient and simple. the

In order to achieve the above purpose, the utility model provides a frame retractable device, the frame retractable device is installed on the frame of the stroller, the rider of the frame can rotate relative to the rear feet of the frame, Wherein, the frame retracting device includes a sliding sleeve, a locking piece, an operating piece and a traction piece, the sliding sleeve is slidably sleeved on the driver, and the two ends of the locking piece are respectively pivotally connected to the The driver and the rear foot, and one end of the locking member is in contact with the sliding sleeve, the operating member and the traction member are installed on the driver, and the traction member is fixedly connected with the sliding sleeve and the operating member respectively , when the operating member is operated, both the traction member and the sliding sleeve slide along the driver, so that the sliding sleeve is out of interference with the locking member. the

Preferably, one end of the locking member adjacent to the sliding sleeve has a first engaging groove and a second engaging groove, and when the frame is opened, the first engaging groove engages with the sliding sleeve Interference, when the vehicle frame is folded, the second engaging groove engages and interferes with the sliding sleeve. the

Preferably, the sliding sleeve is further provided with an engaging protrusion, and the engaging protrusion can selectively engage and collide with the first engaging groove or the second engaging groove. the

Preferably, one end of the rider adjacent to the sliding sleeve is provided with a slotted hole, and a rivet passes through the sliding sleeve and the slotted hole to install the sliding sleeve on the rider. the

Preferably, the traction member includes a moving rod and a pull rod, the moving rod is accommodated in the driver, and the moving rod is fixedly connected to the sliding sleeve, and the two ends of the pulling rod are connected to the moving rod respectively. The rod and the operating part are fixedly connected. the

Preferably, the traction member further includes an elastic element, one end of which is in contact with the moving rod, and the other end is fixed on the driver. the

Preferably, a reinforcing sheet is also installed on the locking member. the

Preferably, the frame folding device further includes an anti-pinch piece, the anti-pinch piece is fixedly installed at one end of the rider adjacent to the rear foot, and the anti-pinch piece extends toward the rear foot to form an anti-pinch sheet, the anti-trap sheet interferes with the rear foot. the

Correspondingly, the utility model also provides a stroller, the stroller includes a frame and a plurality of wheels, the frame has a front foot, a rear foot, a seat and a rider, and the seat is installed between the front foot and the rear foot The rider of the frame can rotate relative to the rear feet of the frame, and each of the wheels is installed on the lower ends of the front feet and rear feet to support the frame, wherein the frame also includes The frame folding device includes a sliding sleeve, a locking piece, an operating piece, and a traction piece. The sliding sleeve is slidably set on the driver, and the two ends of the locking piece are respectively pivotally connected to the The driver and the rear foot, and one end of the locking member is in contact with the sliding sleeve, the operating member and the traction member are installed on the driver, and the traction member is respectively fixed to the sliding sleeve and the operating member connected, when the operating member is operated, both the traction member and the sliding sleeve slide along the driver, so that the sliding sleeve is out of interference with the locking member. the

Compared with the prior art, in the frame folding device of the present invention, since the sliding sleeve is slidably sleeved on the driver, the two ends of the locking member are respectively pivotally connected to the driver and the rear foot , and one end of the locking member is in contact with the sliding sleeve, the operating member and the traction member are installed on the driver, and the traction member is fixedly connected with the sliding sleeve and the operating member respectively; Operate the operating member to drive the sliding sleeve to slide upward through the traction member, so that the sliding sleeve is out of engagement with the locking member, so that the locking member loses its locking effect on the rear foot and the driver , so that the rear foot and the driver can rotate relative to the frame to fold or unfold, so the frame of the stroller can be folded and unfolded simply and conveniently. the

The utility model will become clearer through the following description in conjunction with the accompanying drawings, which are used to explain the embodiments of the utility model. the

Description of drawings

Fig. 1 is a three-dimensional structure diagram of the baby carriage of the present invention. the

Fig. 2 is an enlarged view of part A shown in Fig. 1 . the

Fig. 3 is a three-dimensional structural view of the stroller shown in Fig. 1 from another angle. the

FIG. 4 is an enlarged view of part B shown in FIG. 3 . the

FIG. 5 is a partially exploded view of the frame retracting device shown in FIG. 3 . the

Fig. 6 is a sectional view along line C-C shown in Fig. 2 . the

FIG. 7 is a schematic structural diagram of the sliding sleeve shown in FIG. 1 . the

FIG. 8 is a schematic structural diagram of the locking member shown in FIG. 1 . the

Fig. 9 is a folded state diagram of the baby carriage of the present invention. the

Detailed ways

Embodiments of the present invention will now be described with reference to the accompanying drawings, in which like reference numerals represent like components. As mentioned above, the utility model provides a stroller and its frame retractable device. The frame retractable device has a simple structure and can conveniently fold or open the frame of the stroller, so that the The use of the stroller is more convenient and simple. the

Please refer to Fig. 1-4, described stroller comprises vehicle frame 100, vehicle frame folding device 200 and a plurality of wheels 300; Described vehicle frame 100 has front foot 110, rear foot 120, rider 130 and seat (not shown) Each of the wheels 300 is installed on the lower ends of the front feet 110 and the rear feet 120 to support the vehicle frame 100, and the entire stroller can be easily pushed through the wheels 300; the seat is installed on the front feet 110 and the rear feet 120 for the baby to sit on, so that the front feet 110 and the rear feet 120 are used to support the seat; The rider 130 pushes the stroller, and the rider 130 and the rear feet 120 can rotate relatively, so that the frame 100 can be folded or opened; the frame folding device 200 is installed on the frame 100, By operating the frame folding device 200 , the rider 130 and the rear foot 120 can be relatively rotated to fold or unfold the frame 100 . the

Specifically, please refer to Figure 5-8:

The frame retracting device 200 includes a sliding sleeve 210, a locking member 220, an operating member 230 and a traction member 240 (see FIG. 6). An end of the rider 130 adjacent to the sliding sleeve 210 defines a slotted hole 131 (see FIG. 5 ). The rivet 201 passes through the sliding sleeve 210 and the slotted hole 131 so that the sliding sleeve 210 is installed on the driver 130; wherein, the rivet 201 can slide up and down along the slotted hole 131, so that the The sliding sleeve 210 can slide up and down along the driver 130 together; the sliding sleeve 210 protrudes outward to form an engaging protrusion 211 (see FIG. 7 ). Both ends of the locking member 220 are pivotally connected to the driver 130 and the rear foot 120 respectively, and the locking member 220 can rotate relative to the driver 130 and the rear foot 120 respectively; the locking member 220 is adjacent to the sliding sleeve 210 The first engaging groove 222 and the second engaging groove 223 are provided in dislocation at one end; the engaging protrusion 211 can be selectively engaged and interfered with the first engaging groove 222 and the second engaging groove 223, and through the The engaging protrusion 211 engages and interferes with the first engaging groove 222 and the second engaging groove 223 to fix the locking member 220, so that the locking member 220 is in a locked state, so as to maintain the vehicle frame 100 in a locked state. Folded or opened state; when the locking member 220 is in the locked state, the locking member 220 fixes the rear foot 120 and the driver 130 to prevent relative rotation of the two, so that the entire frame 100 maintains the folded or opened state; Since the rear feet 120 and the driver 130 are pivotally connected to each other, when the locking member 220 is in an unlocked state, the rear feet 120 and the driver 130 can rotate relative to each other, so that the frame 100 can be turned from a folded state to an open state or Turn from the open state to the folded state, so as to realize the folding and opening of the frame 100; and, when the frame 100 is in the open state, the engaging protrusion 211 engages and interferes with the first engaging groove 222 (see FIG. 4 ), when the vehicle frame 100 is in a folded state, the engaging projection 211 engages and interferes with the second engaging groove 223 (see FIG. 8 ). In an embodiment of the present utility model, a reinforcing piece 221 is fixedly installed on the locking member, and the reinforcing piece 221 is in the shape of a sheet (see FIG. 4 ). , the reinforcing piece 221 strengthens the locking effect of the locking member 220 on the rear foot 120 and the driver 130 . The traction member 240 is accommodated in the driver 130 of the vehicle frame 100, the traction member 240 includes a moving rod 241, a pull rod 242 and an elastic element 243, and the rivet 201 passes through the moving rod 241 so that the The moving rod 241 is fixedly connected with the sliding sleeve 210; one end of the pull rod 242 is fixedly connected with the moving rod 241, and the other end is fixedly connected with the operating member 230; the operating member 230 is installed on the driver 130 , and there is a button (not shown) on the operating part 230, the ammonium button is fixedly connected with the pull rod 242, when the button is pressed, the pull rod 242 drives the moving rod 241 and the sliding sleeve 210 Sliding upwards along the long slot hole 131, the engaging projection 211 is disengaged from the first engaging groove 222 or the second engaging groove 223, that is, the locking member 220 is in an unlocked state , so that the rider 130 and the rear foot 120 can rotate relatively to change the state of the vehicle frame 100; one end of the elastic element 243 is in contact with the moving rod 241, and the other end is fixed on the rider 130 (see FIG. 6 ), when the operating member 230 is operated to slide the moving rod 241 upward, the elastic member 243 will be compressed, and when the force acting on the operating member 230 is removed, due to the elasticity of the elastic member 243 Under the action of pressure, the moving rod 241 will slide down along the long slot hole 131 and return to its original position, thereby driving the sliding sleeve 210 to slide down and make the engaging protrusion 211 re-engage with the The locking part 220 is used to make the locking part 220 in a locked state to fix the rear foot 120 and the driver 130 . the

In an embodiment of the present utility model, the frame retracting device 200 further includes an anti-pinch piece 250, the anti-pinch piece 250 is fixedly installed on the driver 130, and the anti-pinch piece 250 faces the The rear foot 120 is extended to form an anti-pinch piece 251 (see FIG. 5 ), and the anti-pinch piece 251 is in contact with the rear foot 120. When the vehicle frame 100 is folded or unfolded, the anti-pinch piece 251 can effectively Preventing body parts of adults or infants from being pinched between the rear feet 120 and rider 130 improves the safety of using the stroller. the

As mentioned above, when folding or opening the frame 100 of the baby stroller of the present invention, the push button of the operating member 230 can be operated to drive the sliding sleeve 210 along the length through the pull rod 242 and the moving rod 241 . The slotted hole 131 slides upwards, so that the engaging protrusion 211 is out of engagement with the locking member 220, so that the locking member 220 is in an unlocked state, so that the rear foot 120 and the driver 130 can rotate relatively to make the The vehicle frame 100 can be converted from the folded state to the open state or from the open state to the folded state, so as to realize the folding or opening of the vehicle frame 100; When the force acting on the operating member 230 is removed, the elastic element 243 will automatically slide down the pull rod 241 and return to its original state under the action of elastic pressure, so that the sliding The sleeve 210 also slides down and the engaging projection 211 engages against the first engaging groove 222 or the second engaging groove 223 again, that is to say, the locking member 220 is in the locked state again, so that Locking the rear feet 120 and the driver 130 keeps the frame 100 in an unfolded or folded state. Therefore, the frame folding device 200 of the present invention can conveniently fold or open the frame 100 of the baby carriage, making the use of the baby carriage more convenient and simple. the

The utility model has been described above in conjunction with the best embodiments, but the utility model is not limited to the above-disclosed embodiments, but should cover various modifications and equivalent combinations based on the essence of the utility model. the

Claims (10)

1. a vehicle frame folding mechanism is installed on the vehicle frame of perambulator, and the driver of said vehicle frame can be with respect to the rear foot rotation of said vehicle frame; It is characterized in that; Said vehicle frame folding mechanism comprises sliding sleeve, locking piece, operating parts and traction piece, and said sliding sleeve is sheathed on the said driver slidably, and the two ends of said locking piece are articulated in respectively on the said driver and the rear foot; And an end of said locking piece contacts on the said sliding sleeve; Said operating parts and traction piece are installed on the said driver, and said traction piece captives joint with said sliding sleeve and operating parts respectively, when the said operating parts of operation; Said traction piece and sliding sleeve all slide along said driver, so that said sliding sleeve breaks away from and the conflict of said locking piece.

2. vehicle frame folding mechanism as claimed in claim 1; It is characterized in that; One end of the contiguous said sliding sleeve of said locking piece has first engagement groove and second engagement groove; When said vehicle frame was opened, said first engagement groove engaged conflict with said sliding sleeve, and said second engagement groove engages conflict with said sliding sleeve when said vehicle frame folding.

3. vehicle frame folding mechanism as claimed in claim 2 is characterized in that, it is protruding also to be provided with engaging on the said sliding sleeve, and the protruding selectively engaging of said engaging contacts at said first engagement groove or second engagement groove.

4. vehicle frame folding mechanism as claimed in claim 1 is characterized in that, an end of the contiguous said sliding sleeve of said driver offers long slot bore, and a rivet passes said sliding sleeve and long slot bore so that said sliding sleeve is installed on the said driver.

5. vehicle frame folding mechanism as claimed in claim 4; It is characterized in that said traction piece comprises shifting bar and pull bar, said shifting bar is placed in the said driver; And said shifting bar is captiveed joint with said sliding sleeve, captives joint with said shifting bar and operating parts respectively in the two ends of said pull bar.

6. vehicle frame folding mechanism as claimed in claim 5 is characterized in that said traction piece also comprises elastic element, and said elastic element one end contacts on the said shifting bar, and the other end is fixed on the said driver.

7. vehicle frame folding mechanism as claimed in claim 1 is characterized in that, a reinforced sheet also is installed on the said locking piece.

8. vehicle frame folding mechanism as claimed in claim 1; It is characterized in that also comprise an anti-folder, said anti-folder is fixedly installed in the end that said driver is adjacent to the said rear foot; And said anti-folder extends to form anti-intermediate plate to the said rear foot, and said anti-intermediate plate contacts at the said rear foot.

9. a perambulator comprises vehicle frame and some wheels, and said vehicle frame has the forward foot in a step, the rear foot, seat and driver; Said chair mounted is taken for the baby between the said forward foot in a step and the rear foot, and said driver can be with respect to the rear foot rotation of said vehicle frame, and each said wheel is installed on the lower end of the said forward foot in a step and the rear foot to support said vehicle frame; It is characterized in that; Said vehicle frame folding mechanism comprises sliding sleeve, locking piece, operating parts and traction piece, and said sliding sleeve is sheathed on the said driver slidably, and the two ends of said locking piece are articulated in respectively on the said driver and the rear foot; And an end of said locking piece contacts on the said sliding sleeve; Said operating parts and traction piece are installed on the said driver, and said traction piece captives joint with said sliding sleeve and operating parts respectively, when the said operating parts of operation; Said traction piece and sliding sleeve all slide along said driver, so that said sliding sleeve breaks away from and the conflict of said locking piece.

10. perambulator as claimed in claim 9 is characterized in that, each is said for said vehicle frame folding mechanism such as claim 2-8.

Images