Safety buckle

Abstract

The utility model discloses a safety buckle which comprises a first buckle piece, a second buckle piece and a pressing type elastic unlocking switch, the first buckle piece comprises a connecting groove, a clamping block and a locking groove, the second buckle piece can be inserted into the connecting groove, the clamping block can be clamped with the second buckle piece, and the pressing type elastic unlocking switch can be inserted into the locking groove; the second fastener is provided with a connecting piece inserted into the connecting groove and a locking piece capable of being inserted into the locking groove, the locking piece is provided with a clamping groove allowing the clamping block to be clamped in, the pressing type elastic unlocking switch is arranged in the locking groove and can move up and down in the locking groove, the pressing type elastic unlocking switch comprises a switch body, and the switch body is provided with a pushing block capable of pushing the locking piece to enable the clamping block to be separated from the clamping groove. And a reset piece for driving the switch body to reset is arranged between the switch body and the first fastener. The hand clamping risk is eliminated, the hand cannot be injured by clamping, the structure is simple, buckling and unlocking are convenient, the application range is wide, and the device can be used for baby carriages, baby carriages, trolleys and doll cars.

Description

[Technical field]

[0001] The utility model relates to a safety buckle, and more specifically to a safety buckle used for a baby carriage, a child carriage, a trolley and a baby stroller. [Background technology]

[0002] In order to protect the safety of infants and young children, existing baby carriages, strollers, trolleys, and baby strollers are generally provided with safety belts, and the safety belts are provided with safety buckles. The safety buckles generally include a male buckle and a female buckle, and the male buckle and the female buckle can be movably buckled together.

[0003] However, the above-mentioned safety buckle has safety hazards, and the hands of infants and young children can be easily caught by the safety buckle. [Summary of the invention]

[0004] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a safety buckle which eliminates the risk of pinching hands, will not pinch hands, has a simple structure, is easy to buckle and unlock, and is suitable for a wide range of applications.

[0005] The purpose of the utility model is achieved in this way:

[0006] A safety buckle, characterized in that it comprises a first buckle, a second buckle and a push-type elastic unlocking switch,

[0007] The first fastener comprises a connecting groove for inserting the second fastener, a clamping block for engaging with the second fastener, and a locking groove for inserting the push-type elastic unlocking switch;

[0008] The second fastener is provided with a connecting piece inserted into the connecting groove, and a locking piece which can be inserted into the locking groove, and the locking piece is provided with a card slot for the card block to be inserted into.

[0009] The push-type elastic unlocking switch is arranged in the lock slot and can move up and down in the lock slot. It includes a switch body. The switch body is provided with a pushing block that can push the locking piece to make the card block disengage from the card slot. A reset member is provided between the switch body and the first fastener to drive the switch body to reset.

[0010] The safety buckle as described above is characterized in that a limiting cylinder is provided in the lock groove, and a limiting column is provided on the switch body to be inserted into the limiting cylinder.

[0011] A safety buckle as described above is characterized in that a guide strip is provided in the connecting groove of the first buckle, and a connecting piece of the second buckle is provided with a guide groove matching the guide strip.

[0012] A safety buckle as described above is characterized in that a limit buckle is provided at the lower part of the switch body, and the lock slot is provided with a buckle slot that cooperates with the limit buckle.

[0013] A safety buckle as described above, characterized in that an elastic part limiting post is arranged in the lock groove, an elastic part limiting cylinder is arranged on the switch body, and a reset part is arranged between the limiting post and the elastic part limiting cylinder.

[0014] A safety buckle as described above, characterized in that a limiting groove is arranged in the lock groove, and a limiting plate that can be inserted into the limiting groove is arranged on the switch body.

[0015] A safety buckle as described above, characterized in that the lock groove is vertically arranged on the first fastener, the connecting groove is horizontally arranged on the first fastener and its inner side communicates with the lock groove, and the connecting groove is flat.

[0016] A safety buckle as described above, characterized in that the clamping block is arranged on the upper wall of the connecting groove.

[0017] A safety buckle as described above, characterized in that the connecting piece includes a first connecting part and a second connecting part, a locking piece is arranged between the first connecting part and the second connecting part, a guiding groove is arranged on the bottom surfaces of the first connecting part and the second connecting part, and there is a disconnection between the locking piece and the first connecting part and between the locking piece and the second connecting part.

[0018] A safety buckle as described above, characterized in that the switch body is cylindrical and the lock groove is columnar.

[0019] The beneficial effects of the present utility model are:

[0020] By providing a pressing elastic unlocking switch on the first fastener in the present utility model, and by pressing the pressing elastic unlocking switch, the pushing block can push the locking piece of the second fastener, so that the clamping groove of the locking piece is disengaged from the clamping block of the first fastener to complete unlocking, eliminating the risk of pinching hands and not pinching hands. The structure is simple, the buckling and unlocking are convenient, the applicable range is wide, and it can be used in baby carriages, children's bicycles, hand carts, and baby strollers.

Description of the Drawings

[0021] Figure 1 is the perspective view of the present utility model;

[0022] Figure 2 is the internal structure diagram of the present utility model;

[0023] Figure 3 is the structure diagram of the pressing elastic unlocking switch of the present utility model;

[0024] Figure 4 is the structure diagram of the present utility model after unlocking;

[0025] Figure 5 is the structure diagram of the present utility model after opening the pressing elastic unlocking switch

[0026] Figure 6 is the structure diagram of the first fastener of the present utility model;

[0027] Figure 7 is the structural diagram of the second fastener of the present utility model;

[0028] Figure 8 is the side view of the first fastener of the present utility model.

Detailed Implementation Manner

[0029] The present utility model will be further described below in conjunction with the accompanying drawings:

[0030] A safety buckle, which includes a first fastener 1, a second fastener 2, and a push-button elastic unlocking switch 3.

[0031] The first fastener 1 includes a connection groove 11 for the second fastener 2 to be inserted, a locking block 12 that can be latched with the second fastener, and a locking slot 13 for the push-button elastic unlocking switch to be inserted.

[0032] The second fastener 2 is provided with a connecting member 21 inserted into the connection groove 11 and a locking piece 22 inserted into the locking slot 13. The locking piece 22 is provided with a card slot 23 for the locking block to be inserted.

[0033] The push-button elastic unlocking switch 3 is arranged in the locking slot 13 and can move up and down in the locking slot. It includes a switch body 31. The switch body 31 is provided with a pushing block 32 that can push the locking piece to disengage the locking block from the card slot. A reset member 33 for driving the switch body to reset is arranged between the switch body 31 and the first fastener 1.

[0034] The switch body of the present utility model is cylindrical, preferably cylindrical or elliptical cylindrical, and the locking slot is also cylindrical, preferably cylindrical or elliptical cylindrical.

[0035] Both the first fastener 1 and the second fastener 2 of the present utility model are provided with connection holes 10 for connecting the safety belt. The first fastener 1 is preferably provided with a plug-in portion 100 for the second fastener 2 to be plugged in. The connection groove 11 is arranged in the plug-in portion. The plug-in portion is preferably semi-circular. The connecting member 21 of the second fastener 2 is also preferably semi-circular. After the connecting member 21 is inserted into the connection groove 11 of the plug-in portion, the connecting member 21 is completely hidden in the connection groove 11. The height of the connection groove 11 is preferably less than the thickness of an ordinary infant's finger, which can effectively prevent an infant's hand from being inserted.

[0036] The front end of the locking piece 22 of the present utility model is provided with an inclined surface 221, which facilitates the front end of the locking piece 22 to pass through the locking block 12 and enables the locking block 12 to be inserted into the card slot 23.

[0037] A limiting cylinder 14 is provided inside the lock groove 13, and a limiting post 34 inserted into the limiting cylinder 14 is provided on the switch body 31. A limiting groove 133 is provided inside the lock groove 13, and a limiting plate 313 that can be inserted into the limiting groove 133 is provided on the switch body 31. Two plates 1331 are provided inside the lock groove 13 at a certain distance from each other, and a limiting groove 133 is formed between the two plates 1331. Preferably, there are a pair of limiting cylinders 14, and preferably, there are also a pair of limiting posts 34.

[0038] A guiding strip 15 is provided inside the connection groove 11 of the first fastener 1, and a guiding groove 25 that cooperates with the guiding strip is provided on the connecting member 21 of the second fastener 2.

[0039] A limiting buckle 311 is provided at the lower part of the switch body 31, and a buckle groove 131 that cooperates with the limiting buckle is provided in the lock groove 13.

[0040] An elastic member limiting post 132 is provided inside the lock groove 13, an elastic member limiting cylinder 312 is provided on the switch body 31, the reset member 33 is a spring, and the reset member 33 is arranged between the limiting post 132 and the elastic member limiting cylinder 312. The elastic member limiting post 132 is arranged between the pair of limiting cylinders 14, and the elastic member limiting cylinder 312 is arranged between the pair of limiting posts 34.

[0041] The lock groove 13 is vertically arranged on the first fastener 1, the connection groove 11 is horizontally arranged on the first fastener 1 and its inner side is communicated with the lock groove 13, and the connection groove 11 is flat. A clamping block 12 is arranged on the upper wall of the connection groove 11. One side of the clamping block 12 extends into the lock groove. When the switch body 31 moves downward, the pushing block 32 on the switch body 31 can push the locking piece 22 that is latched with the clamping block 12.

[0042] The connecting member 21 includes a first connecting portion 211 and a second connecting portion 212. The locking piece 22 is arranged between the first connecting portion 211 and the second connecting portion 212. The guiding groove 25 is arranged on the bottom surfaces of the first connecting portion 211 and the second connecting portion 212. There is a disconnection between the locking piece 22 and the first connecting portion 211 and between the locking piece 22 and the second connecting portion 212.

Claims

1. A safety buckle, characterized in that It includes a first fastener (1), a second fastener (2) and a push-type elastic unlocking switch (3). The first fastener (1) includes a connection groove (11) for the second fastener (2) to be inserted into, a clamping block (12) that can be latched with the second fastener, and a lock groove (13) for the push-type elastic unlocking switch to be inserted into. The second fastener (2) is provided with a connecting piece (21) inserted into the connection groove (11), and a locking piece (22) that can be inserted into the lock groove (13). The locking piece (22) is provided with a clamping groove (23) for the clamping block to be inserted into. The push-type elastic unlocking switch (3) is arranged in the lock groove (13) and can move up and down in the lock groove. It includes a switch body (31). The switch body (31) is provided with a pushing block (32) that can push the locking piece to disengage the clamping block from the clamping groove. A reset member (33) is arranged between the switch body (31) and the first fastener (1) to drive the switch body to reset.

2. The safety buckle according to claim 1, characterized in that A limiting cylinder (14) is arranged in the lock groove (13), and a limiting post (34) inserted into the limiting cylinder (14) is arranged on the switch body (31).

3. The safety buckle according to claim 1, characterized in that A guiding strip (15) is arranged in the connection groove (11) of the first fastener (1), and a guiding groove (25) matching with the guiding strip is arranged on the connecting piece (21) of the second fastener (2).

4. A safety buckle according to claim 1 or 2, characterized in that A limiting buckle (311) is arranged at the lower part of the switch body (31), and a buckle groove (131) matching with the limiting buckle is arranged in the lock groove (13).

5. The safety buckle according to claim 1, characterized in that An elastic member limiting post (132) is arranged in the lock groove (13), an elastic member limiting cylinder (312) is arranged on the switch body (31), and the reset member (33) is arranged between the limiting post (132) and the elastic member limiting cylinder (312).

6. The safety buckle according to claim 1, characterized in that A limiting groove (133) is arranged in the lock groove (13), and a limiting plate (313) that can be inserted into the limiting groove (133) is arranged on the switch body (31).

7. A safety buckle according to claim 1, characterized in that The lock groove (13) is vertically arranged on the first fastener (1). The connection groove (11) is horizontally arranged on the first fastener (1) and its inner side is communicated with the lock groove (13). The connection groove (11) is flat.

8. The safety buckle according to claim 1, characterized in that The clamping block (12) is arranged on the upper wall of the connection groove (11).

9. The safety buckle according to claim 1, characterized in that The connecting piece (21) includes a first connecting portion (211) and a second connecting portion (212). The locking piece (22) is arranged between the first connecting portion (211) and the second connecting portion (212). The guiding groove (25) is arranged on the bottom surfaces of the first connecting portion (211) and the second connecting portion (212). There is a disconnection between the locking piece (22) and the first connecting portion (211) as well as between the locking piece (22) and the second connecting portion (212).

10. A safety buckle according to claim 1, characterized in that The switch body is cylindrical, and the lock groove is columnar.

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