CN215590557U

CN215590557U - Automobile seat lock

Info

Publication number: CN215590557U
Application number: CN202121999351.XU
Authority: CN
Inventors: 张清元
Original assignee: Wenzhou Ideal Auto Parts Co ltd
Current assignee: Wenzhou Ideal Auto Parts Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-01-21
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses an automobile seat lock, comprising: the stop hook can hook the bent part of the locking sheet for hooking linkage, and a locking hook component is sleeved on the periphery of the first hollow rivet; the second hollow rivet penetrates through the bottom plate, and a silencing gasket, a stop hook and a locking sheet are sequentially sleeved on the periphery of the second hollow rivet; the locking sheet reset spring rivet is riveted on the bottom plate, one end of the linkage tension spring is hung on the locking hook component, and the other end of the linkage tension spring is hung on the stop hook; one end of the locking sheet reset spring is fixed on the bottom plate, and the other end of the locking sheet reset spring compresses the locking sheet. According to the automobile seat lock disclosed by the utility model, when a seat is pulled, the seat lock directly moves towards the position direction of the lock bolt of an automobile body, the lock hook component moves anticlockwise to push the locking sheet and the stop hook to rotate clockwise when the lock bolt is impacted, when the lock hook component reaches the locking position, the stop hook is reset by virtue of the linkage tension spring to keep the locking position, the locking sheet is kept at the locking position by virtue of the reset spring of the locking sheet, the gap between the lock hook component and the stop hook is eliminated, the self-locking function is realized, and the noise during working is reduced.

Description

Automobile seat lock

Technical Field

The utility model relates to the technical field of automobile seat accessories, in particular to an automobile seat lock.

Background

The seat of the vehicle needs to be connected to the vehicle body by a connection mechanism called a latch.

At present, seat locks in the market have some defects, such as bulky, occupation space is big, and the locking is not firm, and the clearance is big and then produces the noise. Generally including lock shell and apron, lock shell and apron are riveted through a plurality of rivets, and the inside activity of lock shell is equipped with slidable contact's latch hook and only catches hold of with a hook, and latch hook and only catch and all be equipped with the reset torsion spring. However, when the lock shell is assembled, the lock shell is attached to the seat mounting plate, the lock is totally closed in external design, internal parts are in an over-protection state, the lock does not have a self-locking function for eliminating gaps, and large noise is generated.

Therefore, how to provide a car seat lock capable of reducing noise is a problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a car seat lock, which can reduce noise generated during operation.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a car seat lock comprising: the locking device comprises a first hollow rivet, a second hollow rivet, a locking hook component, a locking sheet, a stop hook, a linkage tension spring, a silencing gasket, a bottom plate, a locking sheet return spring and a locking sheet return spring rivet, wherein the stop hook can be hooked on a bent part of the locking sheet for hooking linkage, the first hollow rivet penetrates through the bottom plate, and the locking hook component is sleeved on the periphery of the first hollow rivet and is riveted with the locking hook component; the second hollow rivet penetrates through the bottom plate, and the silencing gasket, the stop hook and the locking sheet are sequentially sleeved on the periphery of the second hollow rivet and are riveted with the locking sheet; the locking sheet reset spring rivet is riveted on the bottom plate, the locking sheet reset spring is sleeved on the periphery of the locking sheet reset spring rivet, one end of the linkage tension spring is hooked on the locking hook component, and the other end of the linkage tension spring is hooked on the stop hook; one end of the locking sheet reset spring is fixed on the bottom plate, and the other end of the locking sheet reset spring is tightly pressed on the locking sheet.

The automobile seat lock disclosed by the utility model is fixed on a seat through two bolts respectively penetrating through a first hollow rivet and a second hollow rivet, when the seat is pulled, the seat lock directly moves towards the position direction of a lock bolt of an automobile body, a lock hook component moves anticlockwise to push a locking sheet and a stop hook to rotate clockwise when the lock bolt is impacted, when the lock hook component reaches the locking position, the stop hook resets by virtue of a linkage tension spring to keep the locking position, the locking strength is ensured, the locking sheet is kept at the locking position by virtue of a lock sheet reset spring, the gap between the lock hook component and the stop hook is eliminated, the self-locking function is realized, and the noise during working is reduced.

Preferably, a U-shaped opening is formed in one end, close to the vehicle body lock bolt, of the bottom plate, and a silencing cushion block is fixedly arranged along the edge of the U-shaped opening.

Adopt above-mentioned technical scheme's beneficial effect is, the amortization cushion supports the automobile body set bar, and the supplementary clearance of eliminating reduces the during operation noise.

Preferably, the bottom plate is provided with a clamping hole for clamping the silencing cushion block.

Adopt above-mentioned technical scheme's beneficial effect be, the joint hole be provided with the steadiness that helps the installation of amortization cushion.

Preferably, the silencing cushion block is made of nylon.

Adopt above-mentioned technical scheme's beneficial effect to be, adopt the amortization cushion that nylon made, not only with low costs, and noise cancelling effect is good.

Preferably, the rope pulling device further comprises a rope pulling assembly, one end of the rope pulling assembly is connected with the stop hook in a hanging mode, and the other end of the rope pulling assembly is a free end.

Adopt above-mentioned technical scheme's beneficial effect is, the assembly of acting as go-between can drag the only hook, makes the only hook clockwise movement, realizes the unblock.

Preferably, one end of the bottom plate is provided with a clamping structure for fixing the stay wire assembly, and the other end of the bottom plate is provided with a limiting structure for preventing the lock hook assembly from rotating anticlockwise by too much.

The beneficial effects who takes above-mentioned technical scheme are that, the unblock direction that is favorable to the assembly of acting as go-between is fixed, improves the accuracy, and limit structure plays certain limiting displacement for the rotation of latch hook subassembly simultaneously, prevents that counter-clockwise rotation angle is too big and lead to whole car seat lock to become invalid.

Preferably, the locking hook component comprises a locking hook body and a locking hook body plastic coating layer, and one end of a reset torsion spring of the locking hook component is fixed on the locking hook body.

Adopt above-mentioned technical scheme's beneficial effect is that, the latch hook body is used for assuming the impact force of automobile body set bar, guarantees to resist the intensity of impact, and the latch hook body plastic-coated layer is used for the noise abatement.

Compared with the prior art, the technical scheme has the advantages that the automobile seat lock is simple in structure and lower in cost, noise generated by a gap between the lock hook assembly and the automobile body lock bolt when the lock works is eliminated, and comfort of passengers during riding is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an exploded view of a vehicle seat lock provided by the present invention;

FIG. 2 is a schematic view of the installed vehicle seat lock according to the present invention;

FIG. 3 is a schematic diagram of a free unlocked state of the vehicle seat lock provided by the present invention;

FIG. 4 is a schematic structural diagram of a base plate according to the present invention;

FIG. 5 is an exploded view of the latch hook assembly provided by the present invention;

wherein the reference numbers are as follows:

1-a first hollow rivet, 2-a second hollow rivet, 3-a lock hook component, 31-a lock hook body, 32-a lock hook body plastic coating layer, 4-a locking sheet, 5-a stop hook, 6-a linkage tension spring, 7-a silencing gasket, 8-a silencing cushion block, 9-a bottom plate, 91-a clamping structure and 92-a limiting structure; 10-stay wire assembly, 11-locking sheet return spring, 12-locking sheet return spring rivet and 13-vehicle body lock bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, an embodiment of the present invention discloses a car seat lock, including: the lock catch comprises a first hollow rivet 1, a second hollow rivet 2, a lock hook component 3, a locking piece 4, a stop hook 5, a linkage tension spring 6, a silencing gasket 7, a bottom plate 9, a locking piece reset spring 11 and a locking piece reset spring rivet 12, wherein the stop hook 5 can hook a bent part of the lock locking piece 4 for hooking linkage, the first hollow rivet 1 penetrates through the bottom plate 9, and the lock hook component 3 is sleeved on the periphery of the first hollow rivet 1 and is riveted with the lock hook component 3; the second hollow rivet 2 penetrates through the bottom plate 9, and the periphery of the second hollow rivet 2 is sequentially sleeved with the silencing gasket 7, the stop hook 5 and the locking sheet 4 and is riveted with the locking sheet 4; the locking sheet reset spring rivet 12 is riveted on the bottom plate 9, and the locking sheet reset spring 11 is sleeved on the periphery of the locking sheet reset spring rivet; one end of the linkage tension spring 6 is hooked on the locking hook component 3, and the other end is hooked on the stop hook 5; one end of the locking sheet return spring 11 is fixed on the bottom plate 9, and the other end is pressed on the locking sheet 4.

The disclosed car seat lock of this embodiment, pass first hollow rivet 1 and second hollow rivet 2 respectively through two bolts and fix on the seat, when the pulling seat, car seat lock is straight to automobile body set bar position direction motion, 3 anticlockwise motions of latch hook subassembly promote latch segment 4 and only hook 5 clockwise rotations when striking automobile body set bar 13, when latch hook subassembly 3 reachs the locking position, only hook 5 relies on linkage extension spring 6 to restore to the throne and keeps the locking position, guarantee locking strength, latch segment 4 relies on latch segment reset spring 11 to keep in the locking position, eliminate latch hook subassembly 3 and only hook 5's clearance, realize the self-locking function, the during operation noise has been reduced.

Wherein, the bottom plate 9 is equipped with the U type mouth near the one end of automobile body lock plunger 13, and is provided with amortization cushion 8 along the edge fixation of U type mouth. The silencing cushion block 8 can prop against the lock bolt 13 of the vehicle body, so that the clearance is eliminated in an auxiliary mode, and the noise in working is reduced.

Specifically, the bottom plate 9 is provided with a clamping hole for clamping the silencing cushion block 8. The stability of amortization cushion 8 installation is helped in being provided with of joint hole.

Wherein, amortization cushion 8 adopts nylon to make, adopts nylon as raw and other materials, and not only the noise cancelling effect is good, and is with low costs moreover.

In addition, the pull wire assembly 10 is further included, one end of the pull wire assembly 10 is connected with the stop hook 5 in a hanging mode, and the other end of the pull wire assembly 10 is a free end. The stay wire assembly 10 can pull the stop hook 5, so that the stop hook 5 moves clockwise to realize unlocking.

As shown in fig. 4, a clamping structure 91 for fixing the wire pulling assembly 10 is arranged at one end of the bottom plate 9, so that the unlocking direction of the wire pulling assembly is fixed, and the accuracy is improved; the other end is provided with a limiting structure 92 for preventing the counterclockwise rotation angle of the latch hook assembly 3 from being too large.

As shown in fig. 5, the locking hook assembly 3 includes a locking hook body 31 and a locking hook body plastic-coated layer 32, and the locking hook body plastic-coated layer 32 is coated on the outer surface of the locking hook body 31. The lock hook body 31 is used for bearing the impact force of the vehicle body lock bolt 13 and ensuring the impact resistance strength, and the lock hook body plastic coating layer 32 is used for eliminating noise.

As shown in fig. 1 to 3, the working process of the car seat lock disclosed by the embodiment of the utility model is as follows: the automobile seat lock is fixed on a seat through two bolts respectively passing through a first hollow rivet 11 and a second hollow rivet 12, when the seat is pulled, the seat lock directly moves towards the position of a vehicle body lock bolt 13, when the seat body lock bolt 13 is impacted, a lock hook component 3 moves anticlockwise to push a lock sheet 4 and a stop hook 5 to rotate clockwise, when the lock hook component 3 reaches the locking position, the stop hook 5 resets through a linkage tension spring 6 to keep the locking position, the locking strength is ensured, the lock sheet 4 keeps the locking position through a lock sheet reset spring 11, the gap between the lock hook component 3 and the stop hook 5 is eliminated, the self-locking function is realized, and the noise during working is reduced; during unlocking, the stay wire assembly 10 pulls the stop hook 5, the stop hook 5 rotates clockwise, and the linkage tension spring 6 pulls the lock hook component 3 to rotate clockwise, so that the lock hook component 3 is separated from the lock bolt 13 of the automobile body, and the unlocking function of the automobile seat lock is realized.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A car seat lock, comprising: the locking mechanism comprises a first hollow rivet (1), a second hollow rivet (2), a locking hook component (3), a locking piece (4), a stop hook (5), a linkage tension spring (6), a silencing gasket (7), a bottom plate (9), a locking piece reset spring (11) and a locking piece reset spring rivet (12), wherein the stop hook (5) can be hooked on a bent part of the locking piece (4) for hooking linkage, the first hollow rivet (1) penetrates through the bottom plate (9), and the locking hook component (3) is sleeved on the periphery of the first hollow rivet (1) and is riveted with the locking hook component (3); the second hollow rivet (2) penetrates through the bottom plate (9), the noise reduction gasket (7), the stop hook (5) and the locking sheet (4) are sequentially sleeved on the periphery of the second hollow rivet (2), and the second hollow rivet is riveted with the locking sheet (4); the locking sheet reset spring rivet (12) is riveted on the bottom plate (9), and the locking sheet reset spring (11) is sleeved on the periphery of the locking sheet reset spring rivet; one end of the linkage tension spring (6) is hooked on the locking hook component (3), and the other end of the linkage tension spring is hooked on the stop hook (5); one end of the locking sheet return spring (11) is fixed on the bottom plate (9), and the other end of the locking sheet return spring is pressed on the locking sheet (4).

2. The vehicle seat lock according to claim 1, wherein a U-shaped opening is formed at one end of the bottom plate (9) close to the vehicle body lock bolt (13), and a silencing cushion block (8) is fixedly arranged along the edge of the U-shaped opening.

3. The car seat lock according to claim 2, characterized in that the bottom plate (9) is provided with a clamping hole for clamping the silencing pad (8).

4. A car seat lock according to claim 2, characterized in that the sound-damping spacer (8) is made of nylon.

5. The car seat lock according to claim 1, further comprising a wire assembly (10), wherein one end of the wire assembly (10) is hooked with the stop hook (5), and the other end is a free end.

6. The car seat lock according to claim 5, characterized in that one end of the bottom plate (9) is provided with a clamping structure (91) for fixing the pull wire assembly (10), and the other end is provided with a limiting structure (92) for preventing the locking hook assembly (3) from rotating too much counterclockwise.

7. The car seat lock according to any one of claims 1 to 6, characterized in that the lock hook assembly (3) comprises a lock hook body (31) and a lock hook body plastic-coated layer (32), and the lock hook body plastic-coated layer (32) is coated on the outer surface of the lock hook body (31).