CN219007658U

CN219007658U - Symmetrical double-lock structure and seat adjusting mechanism

Info

Publication number: CN219007658U
Application number: CN202223520733.7U
Authority: CN
Inventors: 马莉莉; 马明越
Original assignee: Jiangsu Lile Automobile Components Co Ltd
Current assignee: Jiangsu Lile Automobile Components Co Ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-12
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the technical field of seat adjusting mechanisms, in particular to a symmetrical double-lock structure and a seat adjusting mechanism, comprising: a cladding, wherein a disc is arranged in the cladding; the cam is internally provided with a shaft sleeve, the inside of the cladding is provided with a pinion plate, and the inside of the cladding is provided with a driving plate; the sliding groove is arranged on the surface of the driving plate; the beneficial effects are as follows: the utility model provides a axle sleeve rotates and drives the cam and rotate, the cam pushes away the pinion rack after rotating for the pinion rack is at the inside removal of cam, the tip of pinion rack not in the tooth meshing with cam inner wall, make the disc rotatable make the back adjust, loosen the rotation back to the axle sleeve, make the axle sleeve get back to initial position under the pulling of torsional spring, the tip top of pinion rack is held at the inside tooth of cam, the grafting piece removes in the spout, the surface of grafting piece is provided with the ball, reduce frictional force.

Description

Symmetrical double-lock structure and seat adjusting mechanism

Technical Field

The utility model relates to the technical field of seat adjusting mechanisms, in particular to a symmetrical double-lock structure and a seat adjusting mechanism.

Background

The vehicle seat is a seat that is used for sitting on a vehicle. The regions can be roughly divided into: front row seat: headrest, backrest, cushion, back row seat: a backrest, a cushion and side wings;

in the prior art, when the seat is adjusted, the backrest of the seat can be adjusted by pulling the locking structure by hand;

however, the locking structure prevents the rotating assembly from rotating through the tooth engagement of the pinion rack and the inside of the cladding, and only the position of the shaft sleeve is restored through the torsion spring, the pinion rack moves in the inside of the cladding and can be affected by friction force, so that the shaft sleeve does not restore to the initial position, the locking structure is loose, and the backrest of the seat is loose.

Disclosure of Invention

The utility model aims to provide a symmetrical double-lock structure and a seat adjusting mechanism, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a symmetrical double lock structure comprising:

a cladding, wherein a disc is arranged in the cladding;

the cam is internally provided with a shaft sleeve, the inside of the cladding is provided with a pinion plate, and the inside of the cladding is provided with a driving plate; and

And the sliding groove is arranged on the surface of the driving plate.

Preferably, the discs are provided with two groups, the two groups of discs are respectively positioned at two sides of the cladding, the inside of the cladding is provided with a circular fluted disc, and the surface of the circular fluted disc is provided with teeth.

Preferably, the small toothed plate is provided with two groups, the end part of the small toothed plate is provided with teeth, the other end of the small toothed plate is provided with a hook, and the surface of the cam is provided with a hook.

Preferably, a torsion spring is arranged in the cladding, the torsion spring is positioned outside the shaft sleeve, the surface of the pinion rack is provided with a plug-in block, and the plug-in block is positioned in the chute.

Preferably, the plug-in block can move in the chute, the surface of the plug-in block is provided with balls, the balls are positioned on two sides of the plug-in block, and the balls can roll on the surface of the plug-in block.

Preferably, the surface of the plug block is plugged with a telescopic rod, the telescopic rod can move in the plug block, the end part of the telescopic rod is provided with a spring, and the spring is positioned in the plug block.

A seat adjusting mechanism comprises the symmetrical double-lock structure.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a axle sleeve rotates and drives the cam and rotate, the cam pushes away the pinion rack after rotating, make the pinion rack remove inside the cam, the tip of pinion rack is not in the tooth meshing with cam inner wall, make the disc rotatable make the back adjust, loosen the rotation back to the axle sleeve, make the axle sleeve get back to initial position under the pulling of torsional spring, the tip of pinion rack pushes up the tooth inside the cam, the grafting piece removes in the spout, the surface of grafting piece is provided with the ball, reduce frictional force, and the tip of grafting piece is provided with the telescopic link, the end connection spring of telescopic link, the spring pushes away the telescopic link, make the grafting piece resume initial position, reduce the frictional force that the pinion rack removed in the cam.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional perspective view of the present utility model;

FIG. 3 is a schematic perspective view of a shaft sleeve according to the present utility model;

FIG. 4 is a schematic perspective view of a dial according to the present utility model;

fig. 5 is an enlarged schematic view of the structure at a in fig. 4.

In the figure: the novel telescopic rack comprises a shell 1, a disc 2, a pinion plate 3, a torsion spring 4, a shaft sleeve 5, a circular gear plate 6, a cam 7, a driving plate 8, a sliding groove 9, a ball 10, an inserting block 11 and a telescopic rod 12.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 to 5, the present utility model provides a technical solution: a symmetrical double lock structure comprising: the shell 1, the inside of the shell 1 is provided with the disc 2, the disc 2 is provided with two groups, the two groups of discs 2 are respectively positioned at two sides of the shell 1, a circular gear disc 6 is arranged in the shell 1, and teeth are arranged on the surface of the circular gear disc 6;

cam 7, the inside of cam 7 is provided with axle sleeve 5, the inside of cladding 1 is provided with pinion rack 3, the inside of cladding 1 is provided with catch plate 8, pinion rack 3 has two sets of, the tip of pinion rack 3 has the tooth, the other end of pinion rack 3 is provided with the couple, the surface of cam 7 is provided with the couple, the inside of cladding 1 is provided with torsional spring 4, torsional spring 4 is located the outside of axle sleeve 5, the surface mounting of pinion rack 3 has plug block 11, plug block 11 is located spout 9, plug block 11 can move in spout 9, the surface of plug block 11 is provided with ball 10, ball 10 is located the both sides of plug block 11, ball 10 can roll on the surface of plug block 11, plug block 11 surface has telescopic link 12, telescopic link 12 can move in plug block 11, the tip of telescopic link 12 is provided with the spring, the spring is located the inside of plug block 11; the slide groove 9 is provided on the surface of the dial 8.

The shaft sleeve 5 rotates to drive the cam 7 to rotate, the cam 7 pushes the pinion rack 3 after rotating, the pinion rack 3 moves in the cam 7, the end part of the pinion rack 3 is not meshed with teeth on the inner wall of the cam 7, the disc 2 can rotate to enable the backrest to be adjusted, after the rotation of the shaft sleeve 5 is loosened, the shaft sleeve 5 returns to the initial position under the pulling of the torsion spring 4, the end part of the pinion rack 3 is propped against the teeth in the cam 7, the inserting block 11 moves in the sliding groove 9, the ball 10 is arranged on the surface of the inserting block 11, friction force is reduced, the end part of the inserting block 11 is provided with the telescopic rod 12, the end part of the telescopic rod 12 is connected with a spring, and the spring pushes the telescopic rod 12, so that the inserting block 11 returns to the initial position, and friction force of the movement of the pinion rack 3 in the cam 7 is reduced.

While the foregoing has been described in terms of illustrative embodiments thereof, so that those skilled in the art may appreciate the present application, it is not intended to be limited to the precise embodiments so that others skilled in the art may readily utilize the present application to its various modifications and variations which are within the spirit and scope of the present application as defined and determined by the appended claims.

Claims

1. A symmetrical double lock structure, characterized in that: the symmetrical double lock structure includes:

a shell (1), wherein a disc (2) is arranged inside the shell (1);

the cam (7), the inside of cam (7) is provided with axle sleeve (5), the inside of the cladding (1) is provided with pinion rack (3), the inside of cladding (1) is provided with driver plate (8); and

And the sliding groove (9) is arranged on the surface of the driving plate (8).

2. A symmetrical double lock structure according to claim 1, wherein: the circular discs (2) are provided with two groups, the two groups of circular discs (2) are respectively positioned at two sides of the cladding (1), the circular tooth disc (6) is arranged in the cladding (1), and teeth are arranged on the surface of the circular tooth disc (6).

3. A symmetrical double lock structure according to claim 2, wherein: the small toothed plate (3) is provided with two groups, the end part of the small toothed plate (3) is provided with teeth, the other end of the small toothed plate (3) is provided with a hook, and the surface of the cam (7) is provided with a hook.

4. A symmetrical double lock structure according to claim 3, wherein: the inside of cladding (1) is provided with torsional spring (4), and torsional spring (4) are located the outside of axle sleeve (5), and the surface mounting of pinion rack (3) has plug block (11), and plug block (11) are arranged in spout (9).

5. A symmetrical double lock structure according to claim 4, wherein: the plug-in block (11) can move in the chute (9), the surface of the plug-in block (11) is provided with balls (10), the balls (10) are positioned on two sides of the plug-in block (11), and the balls (10) can roll on the surface of the plug-in block (11).

6. A symmetrical double lock structure according to claim 5, wherein: the surface of the plug-in block (11) is plugged with a telescopic rod (12), the telescopic rod (12) can move in the plug-in block (11), a spring is arranged at the end part of the telescopic rod (12), and the spring is located inside the plug-in block (11).

7. A seat adjustment mechanism, characterized in that: a symmetrical double lock structure comprising any of the above claims 1-6.