CN105857381B - Baby carrier with locking mechanism - Google Patents

Abstract

The present invention discloses an infant carrier with a locking mechanism, comprising a carrier, a support frame, an adjustment clamp and a locking mechanism. The carrier comprises a frame, a base plate and a fixing member. Connecting parts are fixed on both sides of the base plate. Two fixing members are respectively fixed on both sides of the frame, and the two connecting parts are respectively pivotally connected to the two fixing members. The adjustment clamp is installed on the support frame and pivotally connected to the fixing member, and the base plate rotates relative to the fixing member to enable the infant carrier to switch between a sleeping box mode and a seat mode. The locking mechanism is adjacent to the adjustment clamp. When the infant carrier is switched from the sleeping box mode to the seat mode, the connection part drives the locking mechanism to move from a locking position of a locking fixing member to a releasing position, so that the fixing member can rotate relative to the adjustment clamp to change the angle of the carrier relative to the support frame. By means of the locking mechanism, the carrier of the infant carrier is relatively fixed to the support frame in the sleeping box mode; and its angle relative to the support frame can be changed in the seat mode.

Description

Infant Carrier with Locking Mechanism

technical field

The invention relates to the technical field of baby products, in particular to a baby carrying device with a locking mechanism.

Background technique

Baby carriers have long been widely used in families with babies, and the functions of various types of baby carriers have been upgraded to allow babies to sleep, eat, play games, and the like. The carriers (such as seats, sleeping boxes, etc.) of existing baby carrying devices are all independently designed; when in use, seats, sleeping boxes, etc. can be selectively installed on the baby carrying device; The seat, sleeping box, etc. installed on the baby carrying device are removed first, and then the baby carrying device is folded to facilitate storage or carrying. Because the seat, the sleeping box, etc. all only have a single function, they all need to be carried during use, which causes great inconvenience to carrying and storage.

In order to solve the above problems, the prior art provides a baby carrying device, such as a baby stroller, which has a carrier that can be switched between different modes such as a sleeping box mode and a seat mode, so that the baby carrying device has two Use mode, without the need to configure a separate seat, sleeping box, etc.

However, as we all know, babies are more active, so the baby carrier should be able to adjust the angle when used as a seat, so as to ensure that the baby has a comfortable riding experience; when the baby needs to fall asleep or is in a sleeping state, the baby carrier should be locked and not It will shake to ensure the baby's sleep quality.

Therefore, it is necessary to provide an infant carrying device that can be switched between the sleeping box mode and the seat mode, and the angle is adjustable in the seat mode, and locked in the sleeping box mode.

Contents of the invention

The object of the present invention is to provide a baby carrying device that can be switched between the sleep box mode and the seat mode. The carrier is relatively fixed on the support frame in the sleep box mode, and its relative support frame can be changed in the seat mode. Angle.

In order to achieve the above object, the present invention provides a baby carrying device with a locking mechanism, including a carrier, a support frame, an adjustment clip and a locking mechanism; the carrier includes a frame, a bottom plate and a fixing member, and the bottom plate The two sides are respectively fixed with connecting parts, the two fixing parts are respectively fixed on both sides of the frame, the two connecting parts are pivotally connected with the two fixing parts respectively, and the adjusting clips are installed on the support frame and is pivotally connected to the fixing part; wherein the bottom plate is rotated relative to the fixing part so that the baby carrying device can be switched between the sleeping box mode and the seat mode; the locking mechanism is adjacent to the adjustment snap parts; when the baby carrying device is converted from the sleeping box mode to the seat mode, the connecting part drives the locking mechanism to move from a locking position locking the fixing part to an unlocking position, The fixing part can be rotated relative to the adjusting engaging part to change the angle of the carrier relative to the supporting frame.

Compared with the prior art, the bottom plate in the baby carrier with locking mechanism of the present invention can pivot relative to the fixing member, so that the baby carrier with locking mechanism has sleeping box mode and seat mode. Two usage modes. In addition, an adjustment clip pivotally connected to the fixing part is installed on the support frame, and the locking mechanism is adjacent to the adjustment clip and can move to a locking position or a release position for locking the fixing part. lock position. When the baby carrying device is in the sleeping box mode, the locking mechanism is in the locking position, the fixing part is locked and cannot rotate relative to the adjusting engaging part, that is, the carrier is locked on the support frame and the angle cannot be adjusted, and the baby can sleep peacefully in the carrier at this time. When the baby carrying device is in the seat mode, the connecting part drives the locking mechanism to move to the unlocking position, and the fixing part can rotate freely relative to the adjusting engaging part, that is, the adjustment of the carrier is allowed. The angle is adjusted so that the baby sitting in the carrier is more comfortable.

Preferably, the locking mechanism includes a limiting block movably arranged on the fixing member, and when the bottom plate rotates relative to the fixing member, the connecting portion drives the limiting block to contact the adjustment engagement The locking part is in the locking position or the locking part is in the unlocking position when it is disengaged from the adjustment engaging part.

Specifically, the fixing member is provided with an accommodating chute with openings at both ends, the limiting block is slidably disposed in the accommodating chute, and the top end of the connecting part is provided for the limiting block to slide into. groove, and the adjusting clip is provided with a corresponding abutting portion corresponding to the limit block; Staggered, the connecting part abuts against the limit block so that the limit block is locked between the accommodating chute and the abutting part; when the baby carrying device is in the seat mode, The groove is opposite to the opening of the accommodating chute, one end of the limiting block slides into the groove, and the other end of the limiting block breaks away from the abutting portion.

More specifically, a reset member is provided between the accommodation chute and the limiting block, and the reset member provides elastic force to make the limiting block slide into the groove.

Further, the limiting block is provided with an elongated hole, and the elongated hole extends along the sliding direction of the limiting block, and the accommodating chute is provided with a blocking part inserted into the elongated hole, One end of the reset member abuts against the blocking portion, and the other end of the reset member abuts against the inner wall of the elongated hole near the end of the groove.

More specifically, the adjustment engaging member includes a boss, the side wall of the boss is recessed to form a positioning groove that can communicate with the accommodating chute, and the side wall of the positioning groove is the abutting portion. .

Further, the boss includes a plurality of engaging parts.

More specifically, the top end of the connecting portion has an arcuate abutment surface, and the bottom surface of the groove is connected to the abutment surface.

Preferably, the baby carrying device further includes a headrest board, a backrest board, and an engaging component arranged on the backrest board, the headrest board, backrest board, and bottom board are pivotally connected in turn, and the headrest board The board is pivotally connected to the frame, and the headrest board, the backrest board, the bottom board, and the frame can pivot mutually so that the baby carrying device can be in the sleeping box mode and the sleeping box mode. The seat modes are interchangeable. When the baby carrying device is in the sleeping box mode, the bottom plate and the backrest plate are approximately in a plane and have an angle with the headrest plate. When the When the baby carrying device is in the seat mode, the backrest board and the headrest board are about a plane and have an angle with the bottom board, and the engaging component can be selectively engaged with the bottom board or the headrest.

Specifically, when the baby carrying device is in the sleeping box mode, the engaging component is engaged with the bottom plate; when the infant carrying device is in the seat mode, the engaging component is engaged with the The head rests against the board.

Specifically, the engaging assembly includes an engaging part that is slidably connected to the backrest board, and the engaging part can be selectively engaged with the bottom board or the headrest board.

More specifically, the engaging member has a critical position away from the base plate and the headrest plate, and when the engaging member is at the critical position, the base plate, the backrest plate, the The headrests are all in an unlocked state, and the baby carrying device can be switched between the sleeping box mode and the seat mode.

Further, when the engaging member crosses the critical position and engages with one of the bottom plate and the headrest plate, the infant carrying device is in the sleeping box mode or the seat mode.

More specifically, the headrest plate and the bottom plate are respectively provided with a first engaging hole and a second engaging hole, and the engaging member can be selectively engaged in the first engaging hole or the the second engaging hole.

More specifically, the engaging assembly further includes an operating knob rotatably connected to the backrest plate, and the operating knob is used to drive the engaging member to slide.

Further, a long slot perpendicular to the sliding direction is opened on the engaging part, a connecting part is slidably passed through the long slot and fixed on the operation knob, and the operation knob is rotated by The connecting piece and the long slot drive the engaging piece to slide.

Furthermore, the engaging part is T-shaped, and the two ends of the engaging part on the same straight line are detachably engaged with the bottom plate and the headrest board respectively, and the other part of the engaging part The long groove is opened on one end.

More specifically, a limiting slot is defined on the backrest plate, and one end of the engaging member provided with the long slot is slidably accommodated in the limiting slot.

In more detail, when the end of the engaging member provided with the long slot is located in the middle of the limiting groove, the engaging member is at a critical position of detaching from the bottom plate and the headrest plate, and the The bottom plate, the backrest, and the headrest are all in an unlocked state, and the baby carrying device can be switched between the sleeping box mode and the seat mode.

In more detail, when the end of the engaging member provided with the long slot passes over the middle of the limiting groove, the engaging member can slide and engage with one of the bottom plate and the headrest plate. , the infant carrier is in the sleeper mode or the seat mode.

More specifically, the operation knob has a cam structure.

More specifically, the engaging assembly further includes an elastic member, and two ends of the elastic member are respectively fixed to the backrest board and the connecting member.

Further, when the engaging member is at a critical position away from the bottom plate and the headrest plate, the elastic member is at the maximum stretched length, and when the elastic member deviates from its maximum stretched length, the elastic member The engaging member can be driven to slide upward or downward so that the engaging member has a constant tendency to engage with the bottom plate or the headrest plate.

Furthermore, when the elastic member at the maximum stretching length deviates from a certain position to either side thereof, the elastic member can act to drive the engaging member to slide upward or downward.

Preferably, the infant carrying device with a locking mechanism is a stroller.

Description of drawings

Fig. 1 is a perspective view of the infant carrier with a locking mechanism of the present invention when it is in a sleeping box mode.

Figure 2 is a plan view of the infant carrier with locking mechanism of the present invention in seat mode.

Fig. 3 is a plan view of another use angle of the infant carrier with locking mechanism of the present invention in seat mode.

FIG. 4 is a partial structural schematic diagram of FIG. 1 .

FIG. 5 is a schematic diagram of the rear structure of FIG. 4 .

FIG. 6 is a partial structural schematic diagram of FIG. 2 .

FIG. 7 is a schematic diagram of the back structure of FIG. 6 .

Fig. 8 is a schematic diagram of the structure of the back of the back board in the present invention.

Fig. 9 is a schematic view of the structure of the back-to-board after removing the cover plate in the present invention.

Fig. 10 is a schematic structural view of Fig. 4 after removing the cover plate.

FIG. 11 is a schematic diagram of the state of FIG. 10 during the adjustment process.

Fig. 12 is a schematic structural view of Fig. 6 after removing the cover plate.

Fig. 13 is a structural schematic diagram of another angle of the infant carrying device in the sleeping box mode of the present invention.

Fig. 14 is a schematic structural view of Fig. 13 with one side of the fixing member hidden.

FIG. 15 is a structural schematic view from another angle of FIG. 14 .

Fig. 16 is a partial sectional view of the limit block when the baby carrying device is in the sleeping box mode.

Fig. 17 is a structural schematic diagram of the baby carrying device in the seat mode with one side of the fixing part hidden.

FIG. 18 is a structural schematic view from another angle of FIG. 17 .

Fig. 19 is a partial sectional view of the limit block when the baby carrier is in the seat mode.

Detailed ways

The preferred embodiments of the present invention will be described below in conjunction with the accompanying drawings.

As shown in Figures 1 and 2, the present invention discloses a baby carrying device with a locking mechanism, which includes a carrier 10, a support frame 20, an adjustment clip 31 and a locking mechanism, and the carrier 10 is connected to the support frame 20 , the supporting frame 20 supports the carrier 10, and the carrier 10 can be switched between the sleeping box mode shown in FIG. 1 and the seat mode shown in FIG. 2 . And, in the sleeping box mode, the locking mechanism is in the locking position, and at this moment, the vehicle 10 is locked on the support frame 20 by the locking mechanism and cannot be moved or adjusted in angle; in the seat mode, the locking mechanism is in the unlocking position, and at this time The carrier 10 can be rotated relative to the supporting frame 20 to be at different use angles, for example, the carrier 10 can be rotated from the position shown in FIG. 2 to the position shown in FIG. 3 .

The following will first introduce the specific structure and method of how the carrier 10 switches between the two modes, and then describe how the carrier 10 is locked to the support frame 20 in the sleeping box mode, and can be relative to the support frame 20 in the seat mode. turn.

4 to 7, the carrier 10 includes a frame 11, a fixing member 113, and a headrest plate 12, a backrest plate 13, and a bottom plate 14 pivotally connected in turn, wherein the headrest plate 12 and the bottom plate 14 are also connected to the frame 11 respectively. Phase pivot. The headrest board 12 , the backrest board 13 , the bottom board 14 , and the frame 11 can pivot mutually. When the vehicle 10 is in the sleeping box mode as shown in Figure 4, the backrest board 13 and the bottom board 14 are generally arranged horizontally, and the backrest board 13 and the bottom board 14 are roughly parallel to the frame 11, and the headrest board 12 is vertically connected. Between the back board 13 and the frame 11 . When the vehicle 10 is in the seat mode as shown in Figure 6, the backrest board 13 and the headrest board 12 are roughly in a plane, and the backrest board 13 and the headrest board 12 move closer to the frame 11, and the frame 11 pivots. After turning, it is close to the end of the bottom plate 14 away from the back plate 13, and the back plate 13 and the bottom plate 14 form an angle close to 90°.

The frame 11 includes a front frame body 111 and a rear frame body 112. The front frame body 111 and the rear frame body 112 are generally in a U-shaped structure and the openings are fixedly connected together to form a closed ring. The two fixing parts 113 are respectively fixed on the The two joints of the front frame body 111 and the rear frame body 112 , that is, the two sides of the frame 11 , are parallel to each other. Two opposite sides of the bottom plate 14 located in the left and right directions of the baby carrying device are provided with connecting portions 142 protruding upward respectively. The two connecting portions 142 are parallel to each other and pivotally connected to the two fixing parts 113 respectively. Switches the baby carrier between sleeping box mode and seat mode. Specifically, the headrest board 12 , the backrest board 13 , the bottom board 14 , and the frame 11 can pivot mutually, so that the vehicle 10 can switch between the sleeping box mode and the seat mode. One end of the headrest board 12 is pivotally connected to the rear frame body 112 , the other end of the headrest board 12 is pivotally connected to one end of the backrest board 13 , and the other end of the backrest board 13 is pivotally connected to the rear end of the bottom board 14 . Wherein, the back board 13 includes a base plate 131 and a cover plate 132 that are matched and connected, and an engaging component 15 (see FIG. 9 ) is arranged between the base plate 131 and the cover plate 132, and the engaging component 15 can be selectively engaged with the bottom plate. 14 or the headrest board 12, specifically, in the sleeping box mode, the engaging assembly 15 is engaged with the bottom plate 14, and in the seat mode, the engaging assembly 15 is engaged with the headrest board 12.

Referring to Fig. 5 and Fig. 7, a first engaging hole 121 is opened at the end of the headrest 12 adjacent to the backrest 13, and a second engaging hole 141 is opened at the end of the bottom plate 14 adjacent to the backrest 13, and the locking The engaging component 15 can be selectively engaged in the first engaging hole 121 or the second engaging hole 141 .

As shown in FIG. 8 and FIG. 9, the engaging assembly 15 includes an operating knob 151, an engaging member 152, an elastic member 153 and a connecting member 154. The operating knob 151 is rotatably connected to the base plate 131 and is exposed on the back plate 13. On the back, the engaging member 152 is slidably connected to the base plate 131 and connected to the operating knob 151. The operating knob 151 is used to drive the engaging member 152 to slide, so that the engaging member 152 can be selectively engaged with the second engagement of the bottom plate 14. The hole 141 or the first engaging hole 121 of the headrest plate 12 . One end of the elastic member 153 is fixed to the base plate 131 , and the other end of the elastic member 153 is fixed to the operation knob 151 via the connecting member 154 .

Wherein, the engaging member 152 has a critical position where it is separated from the base plate 14 and the headrest plate 12. At this critical position, the base plate 14, the backrest plate 13, and the headrest plate 12 are all in an unlocked state. 2. Two pairs of headrest boards 12 can pivot each other, so that the carrier 10 can switch between sleeping box mode and seat mode; One of the boards 12, the vehicle 10 is locked in either the sleeping box mode or the seat mode.

Continue to refer to Fig. 9 below, the base plate 131 is provided with a sliding groove 1311 along its length direction, and one side of the sliding groove 1311 is provided with a limiting groove 1312 communicating therewith; , the limiting groove 1312 is used to limit the engaging member 152 . When the engaging member 152 is slid by turning the operating knob 151 , both ends of the engaging member 152 can protrude from the base plate 131 to engage with the bottom plate 14 or the headrest plate 12 . Specifically, one end of the engaging member 152 can protrude from one end of the bottom plate 14 to be detachably engaged in the first engaging hole 121, and the other end of the engaging member 152 can extend out from the other end of the base plate 14 to detachably engage. fit in the second engaging hole 141 .

In this embodiment, the operation knob 151 is a cam structure. A long slot 1524 perpendicular to the sliding direction is provided on the engaging part 152, and the connecting part 154 is slidably inserted in the long slot 1524 and fixed on the end of the operating knob 151 away from its rotating shaft. The operating knob 151 is rotated by The connecting piece 154 and the long slot 1524 drive the engaging piece 152 to slide. The elastic member 153 is fixed between the connecting member 154 and the base plate 131 , and the elastic force of the elastic member 153 makes the engaging member 152 always have a tendency to engage with the bottom plate 14 or the headrest plate 12 .

Specifically, the engaging part 152 has a T-shaped structure, and the two ends of the engaging part 152 on the same straight line respectively form a first engaging end 1521 and a second engaging end 1522, and the other end forms a driven connecting end 1523. The long slot 1524 is opened at the driven connection end 1523 . After being installed on the base plate 131, the engaging part 152 is slidably arranged in the sliding groove 1311, the first engaging end 1521 corresponds to the headrest plate 12, the second engaging end 1522 corresponds to the bottom plate 14, and is drivenly connected. The end 1523 is accommodated in the limiting groove 1312 . One end of the elastic member 153 is fixed on the side of the base plate 131 away from the limiting groove 1312 , and the other end of the elastic member 153 is fixed on the connecting member 154 , and the connecting member 154 can slide along the long slot 1524 .

9-11, when the operation knob 151 is rotated from the back of the back plate 13, the operation knob 151 rotates to drive the engaging member 152 to slide through the connecting piece 154 and the long slot 1524. When the driven connecting end 152 is located When in the middle of the limiting groove 1312, the engaging part 152 is in the critical position of breaking away from the base plate 14 and the head against the plate 12, and the connecting part 154 slides to the uppermost end of the long slot 1524, so that the elastic part 153 is at the maximum stretching length, and this position is also It is the critical position of the elastic member 153. At this time, the bottom plate 14, the backrest plate 13, and the headrest plate 12 are all in an unlocked state, and the carrier 10 can be switched between the sleeping box mode and the seat mode. When the driven connection end 152 crosses the middle of the limiting groove 1312, the elastic member 153 deviates from its maximum stretched length, that is, the elastic member 153 at the maximum stretched length deviates a little bit to either side, so that the elastic member 153 In the retractable state, the elastic member 153 shrinks and drives the engaging member 152 to slide upward or downward until the first engaging end 1521 is engaged with the first engaging hole 121 or the second engaging end 1522 is engaged with the first engaging hole 121 The second engaging hole 141, and the elastic force of the elastic member 153 can keep the engaging member 152 always having a tendency to engage with the bottom plate 14 or the headrest plate 12, and the vehicle 10 is in the sleeping box mode or the seat mode. When the engaging part 152 slides from one end to the other end of the base plate 131 , the connecting part 154 slides back and forth along the long slot 1524 .

Referring to Fig. 1 again, the frame 11 is also provided with a handle 17, the handle 17 is fixed at the junction of the front frame body 111 and the rear frame body 112, the handle 17 is convenient for the separate use of the carrier 10, and the carrier 10 is in the seat mode , it can be used as a handrail (see Figure 2).

The different states and adjustment process of the carrier 10 of the present invention will be described below with reference to FIGS. 10-12 .

As shown in FIG. 10 , when the vehicle 10 is in the sleeping box mode, the bottom plate 14 and the back plate 13 are about a plane, and the second engaging end 1522 of the engaging member 152 protrudes from the base plate 131 and engages with the second engaging member 152 . Combining hole 141. At this time, the driven connecting end 1523 of the engaging member 152 is located at the edge of the limiting groove 1312 adjacent to the bottom plate 14, and the connecting member 154 is located at the lowermost end of the long groove 1524. The elastic force of the elastic member 153 and the force of the long groove 1524 The position-limiting function makes the engaging member 152 be locked in the second engaging hole 141 all the time.

When adjusting the state, manually turn the operation knob 151, and the operation knob 151 rotates in the direction of the arrow shown in Figure 10, so that the connecting piece 154 slides along the long groove 1524, thereby driving the engaging piece 152 along the direction shown in Figure 10 through the connecting piece 154 and the long groove 1524. Swipe in the direction of the arrow shown in .

As shown in Figure 11, when the operating knob 151 is rotated through 90°, the end of the operating knob 151 away from its rotating shaft is roughly located in the middle of the limiting groove 1312, and the connecting piece 154 slides to the uppermost end of the long groove 1524. At this time, the elastic member 153 is in the maximum stretching position, which is a critical position of the elastic member 153, and the second engaging end 1522 of the engaging member 152 is completely separated from the base plate 14, and the head resting plate 12, the back leaning plate 13, and the base plate 14 are among the three. There is no mutual locking between them, and the three are in a state of mutual pivoting. Then apply force to promote the base plate 14, the backrest plate 13, and the headrest plate 12 to be pivotally connected to each other in pairs, so that the headrest plate 12 and the backrest plate 13 are rotated to be approximately on a plane, and there is a gap between the backrest plate 13 and the baseplate 14. The included angle is close to 90°, so that the vehicle 10 is in the seat mode. At this time, if the elastic member 153 crosses the above-mentioned critical position, that is, after the elastic member 153 deviates from the position of its maximum stretch state to the headrest plate 12 side a little, the elastic member 153 can be in a retractable state. Under the action of the reset force of 153, the operation knob 151 is driven to continue to rotate in the direction of the arrow shown in FIG. inside the engaging hole 121 . During this process, the connecting piece 154 slides and returns to the lowermost end of the long slot 1524 , and the driven connecting end 1523 slides to the outermost edge of the limiting slot 1312 adjacent to the side of the headrest plate 12 . In this state, due to the elastic force of the elastic member 153 and the limiting effect of the elongated slot 1524 , the engaging member 152 is always automatically engaged in the first engaging hole 121 , as shown in FIG. 12 .

When it is necessary to adjust the carrier 10 from the seat mode to the sleeping box mode, then follow the above-mentioned reverse operation, reversely twist the operation knob 151 to drive the engaging member 152 out of the first engaging hole 121, and at this time engage The state of the piece 152 is shown in Figure 11; then apply force to push the base plate 14, the back plate 13, and the head plate 12 to be pivotally connected to each other, so that the back plate 13 and the base plate 14 are rotated to roughly lie on a plane, and the head plate 12 is vertically connected between the backrest board 13 and the bottom plate 14; then, after the elastic member 153 deviates from the position of its maximum stretch state to the bottom plate 14 side a little bit, the elastic member 153 can be in a shrinkable state, At this time, the restoring force of the elastic member 153 can drive the engaging member 152 to slide and engage in the second engaging hole 141 again, returning to the state shown in FIG. 10 .

The following will specifically introduce how the vehicle 10 is locked to the support frame 20 in the sleeping box mode, and can rotate relative to the support frame 20 in the seat mode.

Referring back to FIG. 1 , there are two adjusting engaging parts 31 and two locking mechanisms, which are respectively located on two sides of the infant carrying device. The two fixing pieces 113 on both sides of the frame 11 are respectively pivotally connected to the two adjustment engaging pieces 31. Specifically, the upper end of the fixing piece 113 is fixed to the frame 11, the lower end of the fixing piece 113 is pivotally connected to the connecting portion 142, and the fixing piece 113 is connected to the adjustment The pivoting position of the engaging member 31 is located between the upper end and the lower end of the fixing member 113 . The adjusting clip 31 can be installed on the supporting frame 20 . For example, the installation base 22 for the installation and positioning of the adjustment clip 31 can be set on the support frame 20 first, and the adjustment clip 31 is connected and matched with the carrier 10, and then the entire body of the carrier 10 and the adjustment clip 31 can be adjusted. It is detachably mounted and fixed on the mounting base 22 . After installation, the adjustment clip 31 is fixed to the installation base 22, and the fixing part 113 can rotate relative to the adjustment clip 31, so that the whole carrier 10 can rotate on the support frame 20 to change the position of the carrier 10 relative to the support frame 20. angle.

As shown in FIG. 13 to FIG. 15 , the locking mechanism is adjacent to the adjusting engaging member 31 . Specifically, the locking mechanism is located between the fixing part 113 and the adjusting engaging part 31 . The locking mechanism includes a limiting block 41 that is movably arranged on the fixing member 113. When the bottom plate 14 rotates relative to the fixing member 113, the connecting portion 142 drives the limiting block 41 to contact the adjusting engaging member 31 to be in the locking position of the locking fixing member 113. Or disengage from the adjustment engaging member 31 and be in the release position. Specifically, the inner side of the fixing piece 113 is provided with accommodating chute 1132 with both ends open, and the two accommodating chute 1132 on the two fixing pieces 113 are oppositely arranged, and the position of accommodating chute 1132 is located between the fixing piece 113 and the connection. Between the pivoting position of the part 142 and the pivoting position between the fixing part 113 and the adjusting engaging part 31, the limiting block 41 is slidably arranged in the accommodating chute 1132, and the lower end of the limiting block 41 is connected to the lower end of the accommodating chute 1132. The opening of the connecting portion 142 is exposed and abutted against by the top end of the connecting portion 142 . Specifically, the top of the connecting portion 142 has an arcuate abutment surface 1421 in contact with the limiting block 41, and the top of the connecting portion 142 has a groove 1422 for the lower end of the limiting block 41 to slide into. The bottom surface of 1422 is connected with the top surface 1421, and the groove 1422 has only one bottom surface and one side surface because the shape of the groove 1422 is approximately triangular. side conflicts.

The adjusting engaging part 31 includes a boss 311 protruding toward the fixing part 113. The side wall of the boss 311 is recessed to form a positioning groove 3111 that can communicate with the accommodating chute 1132. The positioning groove 3111 is close to the front of the baby carrying device. The side wall is against the top 3112 , and the upper end of the limiting block 41 can be exposed from the upper opening of the accommodating chute 1132 and enter the positioning groove 3111 .

Referring to FIG. 1 on the basis of FIG. 15 and FIG. 16 , when the infant carrying device 10 is in the sleeping box mode on the support frame 20 , the groove 1422 and the opening at the lower end of the accommodating chute 1132 are staggered, and the opening at the top of the connecting part 142 The abutment surface 1421 abuts against the stop block 41 so that the upper end of the stop block 41 is exposed in the positioning groove 3111, and the stop block 41 is locked between the inner wall of the accommodating chute 1132 and the abutment top 3112. The position block 41, that is, the locking mechanism is in the locking position of the locking fixing part 113. Due to the blocking of the limiting block 41, the fixing part 113 cannot rotate clockwise or counterclockwise relative to the adjustment engaging part 31. Therefore, the carrier 10 Being locked on the support frame 20 and unable to adjust the angle, the baby can sleep peacefully in the carrier 10 at this moment.

As shown in Figures 17 to 19, during the process of adjusting the carrier 10 from the sleeping box mode to the seat mode, the connecting part 142 rotates relative to the fixing part 113, and the groove 1422 provided on the connecting part 142 gradually approaches the accommodating The opening at the lower end of the chute 1132 . When the vehicle 10 is in the seat mode, the groove 1422 is opposite to the opening of the accommodating chute 1132, and the lower end of the limiting block 41 slides into the groove 1422 so that the overall position of the limiting block 41 moves downward. The upper end of 41 leaves the positioning groove 3111 and enters the accommodation chute 1132 and breaks away from the abutting top 3112 to lose its blocking effect. The limit block 41, that is, the locking mechanism is in the unlocking position, and the fixing member 113 can adjust the engaging member 31 relatively. Turn freely. In the unlocked state, the angle of the carrier 10 can be adjusted so that the carrier 10 is in different use positions (see FIGS. 2 and 3 ), so that the baby sitting in the carrier 10 is more comfortable.

In the process of switching the carrier 10 from the seat mode to the sleeping box mode, the connection between the bottom surface of the groove 1422 and the abutting surface 1421 pushes the limit block 41 upward to raise the position of the limit block 41. When the tool 10 returns to the sleeping box mode, the lower end of the limiting block 41 transitions into contact with the abutment surface 1421, and the upper end of the limiting block 41 re-enters the locking position in the positioning groove 3111 and is locked on the accommodating slide Between the inner wall of the groove 1132 and the abutting top 3112 .

Referring to FIG. 18 , the boss 311 includes a plurality of engaging portions 3113 arranged at intervals, and the infant carrying device with a locking mechanism in this embodiment further includes an engaging member that cooperates with the engaging portions 3113 and is disposed on the fixing member 113 . The engaging member can be selectively engaged and fixed with different engaging portions 3113 , so as to realize the angle adjustment of the carrier 10 in the seat mode and the positioning at different angles. Specifically, a plurality of engaging portions 3113 are disposed in the positioning groove 3111 of the boss 311 and distributed in a tooth shape. Since the purpose of the present invention is only to realize the locking of the vehicle 10 in the sleeping box mode and allow it to adjust the angle in the seat mode, as for the specific structural composition and working principle of how to realize the adjustment and positioning of the angle in the seat mode , is not the focus of protection in the present invention, and can be obtained by those skilled in the art based on the content disclosed in this embodiment combined with the prior art, so it will not be described in detail here.

Referring to FIG. 16 and FIG. 19 , a reset member 42 is also provided between the accommodation slide groove 1132 and the limiting block 41 , and the reset member 42 provides elastic force to make the limiting block 41 slide into the groove 1422 . The limiting block 41 is provided with an elongated hole 411, and the elongated hole 411 extends along the sliding direction of the limiting block 41, and a blocking portion 1133 inserted into the elongated hole 411 is provided in the accommodating chute 1132, and one end of the reset member 42 touches the Pushing against the blocking portion 1133 , the other end of the reset member 42 pushes against the inner wall of the elongated hole 411 near the groove 1422 . The advantage of setting the reset member 42 is that when the connecting part 142 rotates until the groove 1422 is opposite to the lower end opening of the accommodating chute 1132, the limit block 41 can automatically slide into the groove 1422 under the elastic force of the reset member 42, It is more convenient to operate without manually pushing it in. Specifically, the reset member 42 may be a compression spring.

In this embodiment, the infant carrying device with the locking mechanism is specifically a stroller.

Compared with the prior art, the present invention has two use modes of the sleeping box mode and the seat mode for the baby carrying device with the locking mechanism. Wherein, by means of the locking mechanism, the carrier 10 of the baby carrying device is relatively fixed to the support frame 20 in the sleeping box mode; and its angle relative to the support frame 20 can be changed in the seat mode.

Specifically, by using the abutting surface 1421 on the connecting portion 142 against the limit block 41, the limit block 41 can enter the positioning groove 3111 and play a blocking role, so that the fixing member 113 cannot be adjusted relative to the engaging member. 31 rotation, whereby the carrier 10 in the sleeping box mode is relatively fixed on the support frame 20; and the groove 1422 provided on the connecting part 142 is used to accommodate the lower end of the limit block 41, so that the limit block 41 can be withdrawn from the positioning recess slot 3111 and unblock, so that the carrier 10 in the seat mode can rotate freely relative to the support frame 20 .

What is disclosed above is only a preferred example of the present invention, and its effect is to facilitate the understanding and implementation of those skilled in the art. Of course, the scope of rights of the present invention cannot be limited with this. Therefore, it is made according to the patent scope of the present invention Equivalent changes still belong to the scope covered by the present invention.

Claims (25)

1. A kind of 1. baby carrying device with locking mechanism, it is characterised in that：Including carrier, support frame, adjustment fastener and Locking mechanism；The carrier includes framework, bottom plate and fixture, and the both sides of the bottom plate are respectively fixed with connecting portion, described in two Fixture is individually fixed in the both sides of the framework, and two connecting portions are pivotally connected with two fixtures respectively, the adjustment card Component is attached to support frame as described above and is articulated in the fixture；Wherein described bottom plate is rotated relative to the fixture so that described Baby carrying device is mutually changed between box mode and seat mode in sleeping；The locking mechanism is adjacent to the adjustment engaging Part；When the baby carrying device by it is described sleep box mode and change to the seat mode when, the connecting portion drives the lock Determine mechanism latched position of fixture as described in a locking and be moved to a unlocking position, make the fixture can relatively described adjustment Fastener is rotated to change angle of the carrier with respect to support frame as described above.
2. 2. there is the baby carrying device of locking mechanism as claimed in claim 1, it is characterised in that：The locking mechanism includes One is actively arranged at the limited block of the fixture, the bottom plate relative to the fixture rotate when, the connecting portion drives The limited block contact is described to be adjusted fastener and is in the locked position or departs from the adjustment fastener and be in unlocking position.
3. 3. there is the baby carrying device of locking mechanism as claimed in claim 2, it is characterised in that：The fixture is provided with The accommodating chute of both ends open, the limited block are slideably positioned in the accommodating chute, and the top of the connecting portion opens up can The groove slipped into for the limited block, the adjustment fastener are provided with top corresponding with the limited block；

   When the baby carrying device sleeps box mode described in, the opening of the groove and the accommodating chute staggers, institute Stating connecting portion and supporting the limited block makes the limited block be locked between the accommodating chute and the top；As the baby When youngster's bogey is in the seat mode, the groove is relative with the opening of the accommodating chute, and the one of the limited block The groove is slipped at end, and the other end of the limited block departs from the top.
4. 4. there is the baby carrying device of locking mechanism as claimed in claim 3, it is characterised in that：The accommodating chute and institute State and return unit is provided between limited block, the return unit provides the elastic force for making the limited block slip into the groove.
5. 5. there is the baby carrying device of locking mechanism as claimed in claim 4, it is characterised in that：The limited block offers Elongated hole, glide direction of the elongated hole along the limited block extend, and it is described elongated that insertion is provided with the accommodating chute Stop part in hole, one end of the return unit are resisted against the stop part, and the other end of the return unit is resisted against the length Inwall of the shape hole close to described groove one end.
6. 6. there is the baby carrying device of locking mechanism as claimed in claim 3, it is characterised in that：The adjustment fastener bag Boss is included, the side walls collapse of the boss forms the detent that can be connected with the accommodating chute, the side of the detent Wall is the top.
7. 7. there is the baby carrying device of locking mechanism as claimed in claim 6, it is characterised in that：The boss includes multiple Holding section.
8. 8. there is the baby carrying device of locking mechanism as claimed in claim 3, it is characterised in that：The top of the connecting portion With the support surface in arc surfaced, the bottom surface of the groove is connected with the support surface.
9. 9. there is the baby carrying device of locking mechanism as claimed in claim 1, it is characterised in that：The baby carrying device Also include head rest plate, backrest plate and the engaging component for being arranged at the backrest plate, the head rest plate, backrest plate, bottom plate pivot successively Connect, the head rest plate is pivotally connected with the framework, and the head rest plate, the backrest plate, the bottom plate, the framework between any two may be used It is mutually pivotable so that the baby carrying device is mutually changed in described sleep between box mode and the seat mode, as the baby When bogey sleeps box mode described in, the bottom plate, the backrest plate about have one in a plane and with the head rest plate Angle, when the baby carrying device is in the seat mode, the backrest plate, the head rest plate about in a plane and with The bottom plate has an angle, and the engaging component is selectively sticked in the bottom plate or the head rest plate.
10. 10. there is the baby carrying device of locking mechanism as claimed in claim 9, it is characterised in that：The baby carrying dress Put in it is described sleep box mode when, the engaging component is sticked in the bottom plate, and the baby carrying device is in the seat During pattern, the engaging component is sticked in the head rest plate.
11. 11. there is the baby carrying device of locking mechanism as claimed in claim 9, it is characterised in that：The engaging component bag A fastener for being slidably connected to the backrest plate is included, the fastener is selectively sticked in the bottom plate or the head rest Plate.
12. 12. there is the baby carrying device of locking mechanism as claimed in claim 11, it is characterised in that：The fastener has One departs from the critical localisation of the bottom plate and the head rest plate, when the fastener is located at the critical localisation, the bottom plate, The backrest plate, the head rest plate are in release the lock state, and the baby carrying device can sleep box mode and the seat in described Mutually changed between pattern.
13. 13. there is the baby carrying device of locking mechanism as claimed in claim 12, it is characterised in that：The fastener is crossed The critical localisation and be sticked in the bottom plate, the head rest plate for the moment, the baby carrying device is in described and sleeps case mould Formula or the seat mode.
14. 14. there is the baby carrying device of locking mechanism as claimed in claim 11, it is characterised in that：The head rest plate, institute State and offer the first connecting hole, the second connecting hole on bottom plate respectively, the fastener is selectively sticked in first engaging Hole or second connecting hole.
15. 15. there is the baby carrying device of locking mechanism as claimed in claim 11, it is characterised in that：The engaging component is also Operation knob including being rotatably connected at the backrest plate, the operation knob are used to drive the fastener to slide.
16. 16. there is the baby carrying device of locking mechanism as claimed in claim 15, it is characterised in that：Opened on the fastener Provided with the elongated slot perpendicular to its glide direction, a connection piece is slideably arranged in the elongated slot and is fixed on the operation rotation Button, the operation knob rotate and drive the fastener to slide by the connector, the elongated slot.
17. 17. there is the baby carrying device of locking mechanism as claimed in claim 16, it is characterised in that：The fastener is in T Shape, the both ends being located along the same line of the fastener separably engage with the bottom plate, the head rest plate respectively, described The elongated slot is offered on the other end of fastener.
18. 18. there is the baby carrying device of locking mechanism as claimed in claim 17, it is characterised in that：Opened on the backrest plate Provided with stopper slot, one end for offering the elongated slot of the fastener is slidably placed in the stopper slot.
19. 19. there is the baby carrying device of locking mechanism as claimed in claim 18, it is characterised in that：The fastener is opened When one end provided with the elongated slot is located at the middle part of the stopper slot, the fastener, which is in, departs from the bottom plate and the head rest The critical localisation of plate, the bottom plate, the backrest plate, the head rest plate are in release the lock state, and the baby carrying device can be in Described sleep mutually is changed between box mode and the seat mode.
20. 20. there is the baby carrying device of locking mechanism as claimed in claim 18, it is characterised in that：The fastener is opened When the middle part of the stopper slot is crossed in one end provided with the elongated slot, the fastener is slidably sticked in the bottom plate, institute State head rest plate for the moment, the baby carrying device is in described and sleeps box mode or the seat mode.
21. 21. there is the baby carrying device of locking mechanism as claimed in claim 15, it is characterised in that：The operation knob is in Cam structure.
22. 22. there is the baby carrying device of locking mechanism as claimed in claim 16, it is characterised in that：The engaging component is also Including an elastic component, the both ends of the elastic component are individually fixed in the backrest plate and the connector.
23. 23. there is the baby carrying device of locking mechanism as claimed in claim 22, it is characterised in that：The fastener is in When departing from the critical localisation of the bottom plate and the head rest plate, the elastic component is in maximum tension length, and the elastic component is inclined During from its maximum tension length, the elastic component can drive the fastener to slide up or down and make the permanent tool of the fastener There is the trend for being sticked in the bottom plate or the head rest plate.
24. 24. there is the baby carrying device of locking mechanism as claimed in claim 23, it is characterised in that：Grown in maximum tension Degree the elastic component to its either side deviate certain position when, the elastic component it is actionable and drive the fastener upwards or Slide downward.
25. 25. the baby carrying device with locking mechanism as described in any one of claim 1 to 24, it is characterised in that：It is described Baby carrying device with locking mechanism is doll carriage.