CN221073887U

CN221073887U - Built-in lock for pressing spring of cabinet door

Info

Publication number: CN221073887U
Application number: CN202322574389.8U
Authority: CN
Inventors: 黄惠娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2024-06-04
Anticipated expiration: 2033-09-21

Abstract

The utility model belongs to the technical field of hardware accessories, and particularly discloses a cabinet door snap-lock, which comprises a base, wherein a swinging piece is movably arranged in the base, a first pin is arranged at the joint of the swinging piece and the base, a torsion spring is sleeved on the outer surface of the first pin, a second pin is arranged at the center of the base, the second pin penetrates through the swinging piece through a chute, a clamping piece is clamped on the outer surface of the second pin, a clamping port is arranged at the bottom of one end of the clamping piece, a clamping hook is arranged at one end of the swinging piece, which is close to the clamping port, a first clamping position part and a second clamping position part are arranged on the clamping piece, a tension spring is clamped on the second clamping position part, when a lockset is closed, the clamping piece is clamped on the outer surface of the second pin through the first clamping position part, one end of the clamping block can be fixed, and then when the clamping hook is clamped on the clamping port, the tension spring is used for bearing deformation force generated by the torsion spring, the clamping hook is prevented from being separated from the clamping port, the other end of the clamping piece is fixed, the clamping piece is prevented from moving when the lockset is closed, and normal use of the lockset is ensured.

Description

Built-in lock for pressing spring of cabinet door

Technical Field

The utility model relates to the technical field of hardware accessories, in particular to a press-spring built-in lock for a cabinet door.

Background

The cabinet door is pressed to the built-in lock and is also called a cabinet door rebound device, the cabinet door rebound device is a cabinet door switch used for cabinets, drawers, mechanical refrigerator doors, fire hydrant doors and the like, after the cabinet door is pressed to the built-in lock, a handle is not needed when the cabinet door is opened or closed, so that the closing operation of the cabinet door can be realized, when the cabinet door is opened subsequently, the door can be opened or closed only by pressing a door plate, when the existing cabinet door is pressed to the built-in lock to be fixed, the lock is simply pressed downwards, the lock is clamped to a bayonet, the position block at the bayonet cannot be limited in the existing rebound device, the situation that the lock is deflected when the lock is closed is caused, the bayonet position moves is caused, the lock is separated from the bayonet, the closing situation cannot be realized inside the lock, the normal use of the lock is influenced, and the normal closing operation of the cabinet door is influenced.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides a press-spring built-in lock for a cabinet door.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a bullet built-in lock is pressed to cabinet door, includes base, swinging member and joint spare, set up to the cavity in the base, the swinging member activity sets up in the inside of base, swinging member meets the department with the base and is provided with first pin, the torsional spring has been cup jointed to the surface of first pin, swinging member inner wall meets with the torsional spring, the spout has been seted up to the both sides of swinging member, base center department is provided with the second pin, the second pin runs through the swinging member through the spout, second pin surface joint has the joint spare, the one end that the second pin was kept away from to the joint spare is provided with the third pin, the third pin both ends are to base department extension to run through the base, compression spring has been cup jointed to the surface of third pin, compression spring's one end butt is close to the side of joint spare, compression spring's the other end butt is connected to the internal surface of base, the joint mouth has been seted up to the one end bottom of joint spare, the one end that the swinging member is close to the joint mouth is provided with the trip.

According to the scheme, the clamping piece is further provided with a first sliding part, a second sliding part and a first clamping part, the clamping piece is provided with the first sliding part close to the second pin, the second pin is movably arranged in the first sliding part, one end of the first sliding part is provided with the first clamping part, the clamping piece is provided with the second sliding part close to the third pin, and the third pin is movably arranged in the second sliding part.

The diameters of the first sliding part and the first clamping part are consistent with the diameter of the second pin, and the diameter of the second sliding part is consistent with the diameter of the third pin.

According to the scheme, the connecting rod is arranged at one end, close to the sliding groove, of the swinging piece, the second clamping part is further arranged at the bottom of the clamping piece, the tension spring is clamped at the second clamping part, one end of the tension spring is clamped at the second clamping part, and the other end of the tension spring is fixed on the outer surface of the connecting rod.

According to the scheme, the swing piece is provided with an extension frame at one end far away from the connecting rod, the extension frame and the swing piece are of an integrated structure, a rotating shaft is arranged inside the extension frame, and a roller is movably connected to the outer surface of the rotating shaft.

Further describing of this scheme, the torsional spring includes spring body and deformation portion, the spring body cup joints the surface at first pin, the spring body is provided with deformation portion towards swing piece department, deformation portion and swing piece's internal surface looks butt.

Preferably, the two sides of the base are provided with fixing parts, and the inside of each fixing part is provided with a mounting hole.

The beneficial effects of the utility model are as follows:

after the cabinet door is closed by pressing down the built-in lock, the clamping piece can be clamped to the outer surface of the second pin through the first clamping part, one end of the clamping piece is fixed, a tension spring is arranged at the second clamping part, one end of the tension spring is clamped at the second clamping part, the other end of the tension spring is fixed on the outer surface of the connecting rod, when the clamping hook is clamped to the clamping interface, the tension spring can bear deformation force generated by the torsion spring, the clamping hook is prevented from being separated from the clamping interface, and the other end of the clamping piece can be fixed at the same time, so that the situation that the clamping piece moves when the lockset is closed can be avoided, the situation that the clamping hook is separated from the clamping interface is prevented, and the normal use of the lockset can be ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a snap lock according to the present utility model;

FIG. 2 is a schematic diagram showing the internal structure of the snap lock according to the present utility model;

FIG. 3 is a schematic diagram showing the internal structure of the snap lock according to the present utility model;

FIG. 4 is a schematic view of the structure of the swing member of the present utility model;

FIG. 5 is a schematic view of a clip according to the present utility model;

FIG. 6 is a schematic structural view of the torsion spring of the present utility model.

The figure shows: the device comprises a base 1, a swinging piece 2, a clamping hook 21, a connecting rod 22, an extension frame 23, a rotating shaft 24, a sliding groove 25, a clamping piece 3, a clamping interface 31, a first sliding part 32, a second sliding part 33, a first clamping part 34, a second clamping part 35, a first pin 4, a torsion spring 5, a spring body 51, a deformation part 52, a second pin 6, a third pin 7, a compression spring 8, a tension spring 9, a roller 10, a fixing part 11 and an installation hole 12.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1, 2, 3, 4, 5 and 6, the utility model provides a snap lock for a cabinet door, which comprises a base 1, a swinging member 2 and a clamping member 3, and is characterized in that: the base 1 is internally provided with a hollow structure, the swinging part 2 is movably arranged in the base 1, a first pin 4 is arranged at the joint of the swinging part 2 and the base 1, a torsion spring 5 is sleeved on the outer surface of the first pin 4, the inner wall of the swinging part 2 is connected with the torsion spring 5, sliding grooves 25 are formed in two sides of the swinging part 2, a second pin 6 is arranged at the center of the base 1, the second pin 6 penetrates through the swinging part 2 through the sliding grooves 25, so that when the pressing operation is performed, the swinging part 2 can swing up and down through the cooperation of the second pin 6 and the sliding grooves 25 by taking the first pin 4 as a central shaft, a clamping part 3 is clamped on the outer surface of the second pin 6, a third pin 7 is arranged at one end of the clamping part 3, which is far away from the second pin 6, two ends of the third pin 7 extend towards the base 1, a compression spring 8 is sleeved on the outer surface of the third pin 7, one end of the compression spring 8 is abutted to the side of the clamping part 3, which is close to the base 1, the other end of the compression spring 8 is abutted to the inner surface of the base 1, the clamping part can be clamped to the clamping part 3 through the compression spring, the clamping part 3 can be matched with the sliding grooves 25, the clamping part can swing up and down through the first pin 3, the clamping part can be clamped 3, the clamping part can be prevented from being shifted by the clamping part 3, and the clamping part 31 is provided with a hook 31, and one end 31, and the condition that the clamping part can be prevented from being shifted and closed to the bottom 31 when the clamping part is arranged.

Subsequently be provided with fixed part 11 in the both sides of base 1, the mounting hole 12 has been seted up to the inside of fixed part 11, is provided with mounting hole 12 simultaneously and can be convenient for install the cabinet internal surface according to the bullet built-in lock to this can be with swinging member 2 towards the cabinet door, realize closing and opening to the cabinet door.

As shown in fig. 1, 2, 3, 4, 5 and 6, an extension frame 23 is arranged at one end of the swinging member 2 far away from the connecting rod 22, the extension frame 23 and the swinging member 2 are in an integrated structure, a rotating shaft 24 is arranged in the extension frame 23, and the outer surface of the rotating shaft 24 is movably connected with the roller 10, so that the outer surface of the roller 10 can be contacted with the inner surface of the cabinet door.

As shown in fig. 1, 2, 3, 4, 5 and 6, the torsion spring 5 includes a spring body 51 and a deformation portion 52, the spring body 51 is sleeved on the outer surface of the first pin 4, the spring body 51 is provided with the deformation portion 52 towards the swinging member 2, the deformation portion 52 is abutted against the inner surface of the swinging member 2, when the snap lock is released, the swinging member 2 can rebound upwards through the resilience force of the deformation portion 52, so that the extension frame 23 can be synchronously driven to swing upwards, the roller 10 on the extension frame 23 can be far away from the base 1, and a cabinet door contacted on the outer surface of the roller 10 can be pushed outwards.

As shown in fig. 1, 2, 3, 4, 5 and 6, the clamping piece 3 is further provided with a first sliding part 32, a second sliding part 33 and a first clamping part 34, the clamping piece 3 is provided with the first sliding part 32 close to the second pin 6, the second pin 6 is movably arranged in the first sliding part 32, one end of the first sliding part 32 is provided with the first clamping part 34, the first sliding part 32 is communicated with the first clamping part 34, the clamping piece 3 is provided with the second sliding part 33 close to the third pin 7, and the third pin 7 is movably arranged in the second sliding part 33.

The connecting rod 22 is arranged at one end, close to the sliding groove 25, of the swinging piece 2, the second clamping portion 35 is further arranged at the bottom of the clamping piece 3, the tension spring 9 is clamped at the second clamping portion 35, one end of the tension spring 9 is clamped at the second clamping portion 35, and the other end of the tension spring 9 is fixed on the outer surface of the connecting rod 22.

The diameters of the first sliding portion 32 and the first positioning portion 34 are identical to the diameter of the second pin 6, so that the second pin 6 can be ensured to move normally at the first sliding portion 32, and the diameter of the second sliding portion 33 is identical to the diameter of the third pin 7, so that the third pin 7 can be ensured to move normally at the second sliding portion 33.

After the push-down closing of the snap lock is completed, the second pin 6 can be sent into the first clamping part 34 from the first sliding part 32 through the downward swing of the swinging part 2, so that the second pin 6 can be clamped through the first clamping part 34, one end of the clamping block 3 can be fixed, when the swinging part 2 is pushed down to a certain position, the clamping hook 21 can be clamped at the opening of the clamping block 31, the swinging part 2 is released subsequently, so that the downward pressure on the swinging part 2 is eliminated, a tension spring 9 is arranged at the second clamping part 34 subsequently, one end of the tension spring 9 is clamped at the second clamping part 35 of the clamping block 3, the other end of the tension spring 9 is fixed on the outer surface of the connecting rod 22 subsequently, the deformation force generated by the torsion spring 5 can be borne through the tension spring 9, the clamping hook 21 is prevented from being separated from the clamping interface 31, and the other end of the clamping part 3 can be fixed simultaneously, so that the situation that the clamping part 3 moves when the push-down snap lock is closed can be avoided, the situation that the clamping hook 21 is prevented from being separated from the clamping interface 31 is prevented from being rebounded, and the normal use of the device can be avoided.

According to the working principle that the built-in lock is used for closing the cabinet door: the built-in lock is firstly installed in an external cabinet body through the fixing part 11, the roller 10 of the rebound device faces the inner wall of the cabinet door, the cabinet door is subsequently pressed to the cabinet body, the roller 10 and the swinging piece 2 can be driven to swing towards the inside of the base through the cabinet door, the swinging piece 2 can swing downwards through the cooperation of the second pin 6 and the sliding groove 25 by taking the first pin 4 as a central shaft, when the built-in lock moves downwards to a designated position, the clamping hook 21 can be clamped into the clamping interface 31, the built-in lock can swing downwards into the inside of the base 1, the deformation force generated by the torsion spring 5 can be borne through the tension spring 9, the situation that the swinging piece 2 is reset due to the torsion spring 5 is avoided, the swinging piece 2 is enabled to be flush with the base 1, and the cabinet door can be moved to the cabinet body.

According to the working principle that the built-in lock is opened to the cabinet door: the cabinet door is pushed to the cabinet body, so that downward pressure can be continuously applied to the roller 10 and the swinging member 2 through the cabinet door, the clamping hook 21 can be moved downwards to the clamping interface 31, the swinging member 2 and the roller 10 can be reset through the deformation force of the torsion spring 5, the cabinet door can be ejected outwards through the elastic force generated by the swinging member 2 and the roller 10, and the cabinet door can be opened.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims

1. The utility model provides a cabinet door presses bullet built-in lock, includes base (1), swinging member (2) and joint spare (3), its characterized in that: the utility model discloses a compression joint device for the plastic material, which is characterized in that the base (1) is internally provided with a hollow structure, the swing piece (2) is movably arranged in the base (1), a first pin (4) is arranged at the joint of the swing piece (2) and the base (1), a torsion spring (5) is sleeved on the outer surface of the first pin (4), the inner wall of the swing piece (2) is connected with the torsion spring (5), sliding grooves (25) are formed in the two sides of the swing piece (2), a second pin (6) is arranged at the center of the base (1), the second pin (6) penetrates through the sliding grooves (25), a clamping piece (3) is clamped on the outer surface of the second pin (6), a third pin (7) is arranged at one end of the clamping piece (3) far away from the second pin (6), two ends of the third pin (7) extend towards the base (1) and penetrate through the base (1), a compression spring (8) is sleeved on the outer surface of the third pin (7), one end of the compression spring (8) is connected with the clamping piece (3) and is connected with the side surface (31) of the base (1) close to the compression joint piece (31), the end of the swinging piece (2) close to the clamping interface (31) is provided with a clamping hook (21).

2. The door latch lock of claim 1, wherein: the clamping piece (3) is further provided with a first sliding part (32), a second sliding part (33) and a first clamping part (34), the clamping piece (3) is provided with a first sliding part (32) close to the second pin (6), the second pin (6) is movably arranged in the first sliding part (32), one end of the first sliding part (32) is provided with the first clamping part (34), the clamping piece (3) is provided with a second sliding part (33) close to the third pin (7), and the third pin (7) is movably arranged in the second sliding part (33).

3. The door snap lock of claim 2, wherein: the diameters of the first sliding part (32) and the first clamping part (34) are consistent with the diameter of the second pin (6), and the diameter of the second sliding part (33) is consistent with the diameter of the third pin (7).

4. The door latch lock of claim 1, wherein: one end of the swinging piece (2) close to the chute (25) is provided with a connecting rod (22).

5. The door snap lock of claim 2, wherein: the bottom of joint spare (3) has still seted up second screens portion (35), second screens portion (35) department joint has extension spring (9), the one end joint of extension spring (9) is in second screens portion (35) department, the surface at connecting rod (22) is fixed to the other end of extension spring (9).

6. The door latch according to claim 4, wherein: one end of the swinging piece (2) far away from the connecting rod (22) is provided with an extension frame (23), the extension frame (23) and the swinging piece (2) are of an integrated structure, a rotating shaft (24) is arranged in the extension frame (23), and the outer surface of the rotating shaft (24) is movably connected with a roller (10).

7. The door latch lock of claim 1, wherein: the torsion spring (5) comprises a spring body (51) and a deformation part (52), the spring body (51) is sleeved on the outer surface of the first pin (4), the deformation part (52) is arranged at the position, facing the swinging piece (2), of the spring body (51), and the deformation part (52) is abutted against the inner surface of the swinging piece (2).

8. The door latch lock of claim 1, wherein: the base is characterized in that fixing parts (11) are arranged on two sides of the base (1), and mounting holes (12) are formed in the fixing parts (11).