CN212022435U

CN212022435U - Vehicle seat backrest piece

Info

Publication number: CN212022435U
Application number: CN202020678142.4U
Authority: CN
Inventors: 倪连庆
Original assignee: Yangzhou Gaosheng Machinery Co ltd
Current assignee: Yangzhou Gaosheng Machinery Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-11-27
Anticipated expiration: 2030-04-28

Abstract

The utility model relates to a vehicle seat technical field just discloses a vehicle seat back spare, including cushion, cushion and headrest, the fixed U template that is equipped with in upper end of cushion, the inside of U template transversely is equipped with the pivot, the inside wall all inlays and is equipped with antifriction bearing about the U template, the both ends of pivot are all rotated through antifriction bearing and the inside wall of controlling of U template and are connected, the fixed rotor plate that is equipped with of lower extreme of headrest, the lower extreme of rotor plate extend to the inside of U template and with the axle wall fixed connection of pivot, the right-hand member of pivot runs through to the outside of U template, and the axle wall of pivot be equipped with the stop gear who is used for with the lateral wall joint of U template. The utility model discloses can adjust the angle of headrest according to the driver demand of difference to the travelling comfort of back has been guaranteed.

Description

Vehicle seat backrest piece

Technical Field

The utility model relates to a vehicle seat technical field especially relates to a vehicle seat back spare.

Background

With the improvement of living standard, the popularity of the vehicle is higher and higher, and the functional requirements of users on the vehicle, especially the comfort requirements on the seat, are also higher and higher.

Although the backrest of the existing vehicle seat can provide comfortable support for a driver, the headrest on the backrest is generally fixedly arranged at the top of the backrest and does not have the adjusting function, and the head of some drivers is difficult to support after the position of the backrest of the drivers is adjusted, so that the comfort of the backrest of the vehicle seat is reduced. To this end, the utility model provides a vehicle seat back spare.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art headrest on the back of vehicle seat and not possessing the function of adjusting, the head hardly plays a fine support to the problem of the travelling comfort of vehicle seat back has been reduced, and a vehicle seat back spare that proposes.

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

the utility model provides a vehicle seat back spare, includes cushion, cushion and headrest, the fixed U template that is equipped with in upper end of cushion, the inside of U template transversely is equipped with the pivot, inside wall all inlays and is equipped with antifriction bearing about the U template, the both ends of pivot are all rotated through the inside wall of controlling of antifriction bearing and U template and are connected, the fixed rotor plate that is equipped with of lower extreme of headrest, the lower extreme of rotor plate extend to the inside of U template and with the axle wall fixed connection of pivot, the right-hand member of pivot runs through to the outside of U template, and the axle wall of pivot is equipped with the stop gear who is used for with the lateral wall joint of U template.

Preferably, the limiting mechanism comprises a limiting ring, a limiting rod, a connecting plate, a spring and a connecting rod, the limiting ring is movably sleeved on the shaft wall of the rotating shaft, the limiting rod is vertically and symmetrically fixedly arranged on the left side wall of the limiting ring, a plurality of limit grooves which are uniformly distributed are annularly arranged on the side wall of the U-shaped plate by taking the rotating shaft as the center, the limiting rod is clamped with the limiting groove, a cavity is arranged inside the rotating shaft, the connecting plate is vertically positioned inside the cavity, the spring is fixedly arranged on the right side wall of the connecting plate, the other end of the spring is fixedly connected with the right side wall of the cavity, strip-shaped holes are respectively arranged at the top and the bottom of the cavity, the connecting rod is vertically located two respectively inside the bar hole, two the connecting rod is fixed respectively in the upper and lower both sides of connecting plate, two the connecting rod is kept away from the one end of connecting plate all with the inside wall fixed connection of spacing ring.

Preferably, the bottom of the side wall of the rotating plate is provided with a fixed sleeve hole, and the rotating plate is fixedly arranged on the shaft wall of the rotating shaft through the fixed sleeve hole.

Preferably, the circumferential wall of the limiting ring is fixedly provided with an anti-slip sleeve.

Preferably, the U-shaped plate and the back cushion as well as the rotating plate and the head cushion are integrally formed.

Compared with the prior art, the utility model provides a vehicle seat back spare possesses following beneficial effect:

1. this vehicle seat back spare through the U template, rotor plate and the pivot that are equipped with, can realize the function of angle of rotation regulation between rotor plate and the U template to can satisfy the effect that plays fine support to the driver head of difference.

2. This vehicle seat back spare through spacing ring, gag lever post, spacing groove, connecting plate, spring and the connecting rod that is equipped with, can carry out spacing joint between countershaft and the U template to can carry on spacingly to the headrest after the angle modulation.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can adjust the angle of headrest according to the driver demand of difference to the travelling comfort of back has been guaranteed.

Drawings

FIG. 1 is a schematic view of a backrest of a vehicle seat according to the present invention;

FIG. 2 is a schematic structural view illustrating the connection between the U-shaped plate and the rotating plate in FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: 1 cushion, 2 cushions, 3 head pads, 4U-shaped plates, 5 rotating plates, 6 rotating shafts, 7 limiting rings, 8 limiting rods, 9 limiting grooves, 10 connecting plates, 11 springs, 12 connecting rods and 13 anti-slip sleeves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a vehicle seat back component comprises a cushion 1, a back cushion 2 and a headrest 3, wherein a U-shaped plate 4 is fixedly arranged at the upper end of the back cushion 2, a rotating shaft 6 is transversely arranged inside the U-shaped plate 4, rolling bearings are respectively embedded in the left inner side wall and the right inner side wall of the U-shaped plate 4, two ends of the rotating shaft 6 are respectively rotatably connected with the left inner side wall and the right inner side wall of the U-shaped plate 4 through the rolling bearings, a rotating plate 5 is fixedly arranged at the lower end of the headrest 3, the lower end of the rotating plate 5 extends into the U-shaped plate 4 and is fixedly connected with the shaft wall of the rotating shaft 6, a fixed trepanning is arranged at the bottom of the side wall of the rotating plate 5, the rotating plate 5, and the shaft wall of the rotating shaft 6 is provided with a limiting mechanism which is used for being clamped with the side wall of the U-shaped plate 4, and the U-shaped plate 4, the back cushion 2, the rotating plate 5 and the headrest 3 are all integrally formed.

The limiting mechanism comprises a limiting ring 7, a limiting rod 8, a connecting plate 10, a spring 11 and a connecting rod 12, wherein the limiting ring 7 is movably sleeved on the shaft wall of the rotating shaft 6, an anti-skidding sleeve 13 is fixedly arranged on the circumferential wall of the limiting ring 7 and can increase the friction force between the limiting ring 7 and the hand, so that the limiting ring 7 can be conveniently pulled by the hand of a driver, the limiting rod 8 is vertically and symmetrically fixedly arranged on the left side wall of the limiting ring 7, a plurality of uniformly distributed limiting grooves 9 are annularly arranged on the side wall of the U-shaped plate 4 by taking the rotating shaft 6 as the center, the limiting rod 8 is clamped with the limiting grooves 9, a cavity is arranged inside the rotating shaft 6, the connecting plate 10 is vertically positioned inside the cavity, the spring 11 is fixedly arranged on the right side wall of the connecting plate 10, the other end of the spring 11 is fixedly connected with the right side wall of the cavity, strip-shaped holes are respectively arranged at the top and the, two connecting rods 12 are respectively and fixedly arranged on the upper side and the lower side of the connecting plate 10, and one ends of the two connecting rods 12 far away from the connecting plate 10 are fixedly connected with the inner side wall of the limiting ring 7.

The utility model discloses in, when the driver needs to adjust the angle of headrest 3, the hand is to outside pulling spacing ring 7, spacing ring 7 promotes connecting plate 10 through connecting rod 12 and removes and extrudees spring 11, gag lever post 8 on the spacing ring 7 shifts out from the inside of spacing groove 9 on the U template 4 simultaneously, thereby fixed between pivot 6 and the U template 4 has been removed, can adjust the angle of headrest 3 according to the demand of driver oneself, treat that the angle modulation of headrest 3 is good after, driver's hand leaves spacing ring 7, receive extruded spring 11 this moment and can apply external force for connecting plate 10 and can make the gag lever post 8 cooperate with spacing groove 9 on the U template 4 automatically, and then accomplished the fixed angle with headrest 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a vehicle seat back spare, includes cushion (1), cushion (2) and headrest (3), its characterized in that, the fixed U template (4) that is equipped with in upper end of cushion (2), the inside of U template (4) transversely is equipped with pivot (6), inside wall all inlays and is equipped with antifriction bearing about U template (4), the both ends of pivot (6) are all through antifriction bearing and U template (4) about inside wall rotate to be connected, the lower extreme of headrest (3) is fixed to be equipped with rotor plate (5), the lower extreme of rotor plate (5) extend to the inside of U template (4) and with the axle wall fixed connection of pivot (6), the right-hand member of pivot (6) runs through to the outside of U template (4), and the axle wall of pivot (6) is equipped with the stop gear who is used for with the lateral wall joint of U template (4).

2. The vehicle seat backrest member according to claim 1, wherein the limiting mechanism comprises a limiting ring (7), a limiting rod (8), a connecting plate (10), a spring (11) and a connecting rod (12), the limiting ring (7) is movably sleeved on the shaft wall of the rotating shaft (6), the limiting rod (8) is vertically symmetrically and fixedly arranged on the left side wall of the limiting ring (7), the side wall of the U-shaped plate (4) is provided with a plurality of uniformly distributed limiting grooves (9) in a surrounding manner by taking the rotating shaft (6) as a center, the limiting rod (8) is connected with the limiting grooves (9) in a clamping manner, a cavity is formed in the rotating shaft (6), the connecting plate (10) is vertically positioned in the cavity, the spring (11) is fixedly arranged on the right side wall of the connecting plate (10), and the other end of the spring (11) is fixedly connected with the right side wall of the cavity, the top and the bottom of cavity have all been seted up the bar hole, connecting rod (12) are vertical respectively and are located two the inside in bar hole, two connecting rod (12) are fixed respectively and set up in the upper and lower both sides of connecting plate (10), two the one end that connecting plate (10) were kept away from in connecting rod (12) all with the inside wall fixed connection of spacing ring (7).

3. The backrest member for a vehicle seat according to claim 1, wherein a fixing hole is formed at a bottom portion of a side wall of the rotary plate (5), and the rotary plate (5) is fixedly disposed on a shaft wall of the rotary shaft (6) through the fixing hole.

4. A vehicle seat back according to claim 2, wherein the circumferential wall of the retainer ring (7) is fixedly provided with an anti-slip cover (13).

5. A vehicle seat back member according to claim 1, wherein the U-shaped plate (4) and the back cushion (2) and the swivel plate (5) and the head cushion (3) are integrally formed.