CN216993998U

CN216993998U - Seat adjustment mechanism, seat and vehicle

Info

Publication number: CN216993998U
Application number: CN202123233459.0U
Authority: CN
Inventors: 刘骋远; 马建良; 陈鹏飞; 刘佳平; 林方; 王高磊
Original assignee: Beijing Chehejia Automobile Technology Co Ltd
Current assignee: Beijing Chehejia Automobile Technology Co Ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-19
Anticipated expiration: 2031-12-21

Abstract

The utility model provides a seat adjusting mechanism, a seat and a vehicle, wherein the seat adjusting mechanism comprises a lifting support and a lower connecting rod, the lifting support is arranged on a cushion framework of the seat, one end, far away from a seat back, of the lifting support is hinged to the cushion framework, and the other end of the lifting support is hinged to an upper connecting rod; one end of the lower connecting rod is hinged to the upper connecting rod, the other end of the lower connecting rod is connected with a driving mechanism, and the driving mechanism is used for driving one end of the lower connecting rod to move so as to push the upper connecting rod to rise upwards. Through setting up the connecting rod, the lifting support is connected to the one end of last connecting rod and the lower connecting rod is connected to the one end of going up the connecting rod, and the connecting rod removes promotion upper connecting rod upwards to rise through actuating mechanism drive lower connecting rod, and then realizes the lifting of lifting support, this adjustment mechanism's simple structure.

Description

Seat adjustment mechanism, seat and vehicle

Technical Field

The utility model relates to the technical field of automobiles, in particular to a seat adjusting mechanism, a seat and a vehicle.

Background

The existing seat has the defects that after the backrest is flatly placed, due to the limitation of the structure, the cushion can only be subjected to height adjustment, the angle can not be adjusted at the rear end, the height difference exists between the existing seat and the backrest, the comfort feeling of passengers in a flatting mode is very poor, and the structure of the existing seat lifting adjusting mechanism is complex.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.

Therefore, the utility model aims to provide a seat adjusting mechanism, wherein an upper connecting rod is arranged, one end of the upper connecting rod is connected with a lifting support, the other end of the upper connecting rod is connected with a lower connecting rod, the lower connecting rod is driven by a driving mechanism to move to push the upper connecting rod to lift upwards, and then the lifting support is lifted, and the seat adjusting mechanism is simple in structure.

In order to achieve the above object, the present invention provides a seat adjusting mechanism, comprising:

the lifting support is arranged on a seat cushion framework of the seat, one end, far away from a seat backrest, of the lifting support is hinged to the seat cushion framework, and the other end of the lifting support is hinged to an upper connecting rod;

one end of the lower connecting rod is hinged to the upper connecting rod, the other end of the lower connecting rod is connected with a driving mechanism, and the driving mechanism is used for driving one end of the lower connecting rod to move so as to push the upper connecting rod to rise upwards.

Furthermore, both sides of one end of the lifting support are hinged with the upper connecting rod.

Furthermore, a connecting rod is connected between the lower connecting rods connected to the two upper connecting rods, and the connecting rod is connected with the driving mechanism.

Further, be provided with the tray on the cushion skeleton, the connecting rod sets up on the tray, the connecting rod is followed the tray removes.

Further, the drive mechanism is provided on the seat cushion frame or the seat frame.

Further, the lifting support is of a frame structure.

Further, an elastic pad is arranged in the middle of the frame.

Further, the lifting support includes two relative first bracing pieces that set up, and two first bracing piece one end all articulate on the cushion skeleton, be connected with the second bracing piece between the other end, two enclose between first bracing piece and the second bracing piece and enclose into frame construction.

A seat includes a seat adjustment mechanism.

A vehicle includes a seat.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a partial structure of a seat according to the present invention;

FIG. 2 is a schematic view of a seat adjustment mechanism according to the present invention;

fig. 3 is a schematic structural view of a seat adjusting mechanism of the present invention.

In the figure, 1, the support is lifted; 11. a first support bar; 12. a second support bar; 13. a tray; 2. a cushion frame; 3. an upper connecting rod; 4. a lower connecting rod; 5. a drive mechanism; 6. a connecting rod; 7. a seat frame.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the utility model include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

Referring to fig. 1, on current vehicle seat, be provided with the cushion usually for take more comfortablely, the cushion is usually including setting up cushion skeleton 2 on seat skeleton 7, is provided with the cushion elastic pad that foam-rubber cushion and outer surface fabric are constituteed on the cushion skeleton 2, cushion skeleton 2 can be the cushion spring frame, and the elastic action through the cushion spring frame improves the travelling comfort that the passenger took, and the setting of cushion elastic pad and cushion skeleton 2 makes the cushion take comfortablely.

Referring to fig. 2 and 3, disclose a seat adjustment mechanism in this application, including lifting support 1 and lower connecting rod 4, lifting support 1 sets up on the cushion skeleton 2 of seat, and one end that backrest was kept away from to lifting support 1 is articulated on the seat, and the other end articulates there is last connecting rod 3, and the one end of lower connecting rod 4 articulates on last connecting rod 3, and the other end is connected with actuating mechanism 5, utilizes actuating mechanism 5 drive lower connecting rod 4's one end to remove in order to promote go up connecting rod 3 upwards raises, and then promotes lifting support 1 with the cushion elastic pad lifting of seat, realizes the seat and adjusts, this simple structure, convenient operation.

Particularly, actuating mechanism 5 promotes the one end of lower link 4 and removes, the other end of lower link 4 is owing to be articulated with last link 3, spacing through last link 3, make the other end of lower link 4 rise, the in-process that the 4 other ends of lower link were risen promotes link 3 upwards, it promotes the one end that lifting support 1 is close to the backrest again to go up link 3, the cushion elastic pad is fixed, but has certain elasticity, consequently, the one end of cushion elastic pad takes place deformation and upwards lifts under the promotion of lifting support 1 one end, through the height that the lifting cushion is close to backrest one end, can eliminate the back that the seat back is set level, the difference in height between seat back and the cushion, make cushion and seat back be at same horizontal plane, promote the comfort.

The driving mechanism 5 capable of linearly moving the lower link 4 may be various.

As a possible structure, the driving mechanism 5 may be a screw motor, and a power output end of the screw motor is connected to the lower connecting rod 4, that is, one end of the lower connecting rod 4 may be hinged to the power output end of the screw motor, and one end of the lower connecting rod 4 is pushed to move by the movement of the screw in the screw motor, so that the other end of the lower connecting rod 4 is lifted due to the limiting function of the upper connecting rod 3, and the upper connecting rod 3 is pushed to lift upwards.

As another possible structure, the driving mechanism 5 may be manually operated, and the lower link 4 pushes the upper link 3 to be lifted upward by manually pushing one end of the lower link 4 to move.

In some embodiments, both sides of one end of the lifting support 1 are hinged with upper connecting rods 3, and the two lower connecting rods 4 push the corresponding upper connecting rods 3 to be lifted, so that one end of the lifting support 1 is supported by the two upper connecting rods 3, and the supporting stability of the lifting support 1 is improved.

In detail, when two upper links 3 are provided, the two upper links 3 are driven to ascend by the two lower links 4, respectively, and the two lower links 4 are driven to move simultaneously.

As a possible structure, connecting rods 6 are connected between lower connecting rods 4 connected to upper connecting rods 3 on both sides of one end of the lifting support 1, one of the lower connecting rods 4 is connected with a driving mechanism 5, then the driving mechanism is controlled to drive one of the lower connecting rods 4 to move, and then the other lower connecting rod 4 is driven by the connecting rods 6 to move together.

As another possible structure, the connecting rod 6 may be directly connected to the driving mechanism 5, and the driving mechanism 5 is used to drive the connecting rod 6 to move so as to push one end of the lower connecting rod 4 to move linearly, so that the other end of the lower connecting rod 4 rises upwards, that is, the connecting rod 6 is connected between the two lower connecting rods 4, and the driving mechanism 5 is used to drive the connecting rod 6 to move so as to realize the simultaneous movement of the two lower connecting rods 4, thereby realizing the effect that one driving mechanism 5 drives the two lower connecting rods 4 to move simultaneously, and being more convenient to use.

In some embodiments, a tray 13 may be further disposed on the seat cushion frame 2, the connecting rod 6 is disposed on the tray 13, and the connecting rod 6 moves along the tray 13 to support the connecting rod 6 through the tray 13, so that the connecting rod 6 can be effectively prevented from deforming to affect the driving action of the driving mechanism 5 when the acting force acting on the lifting support 1 is large.

In some embodiments, the lifting bracket 1 is disposed between the cushion frame 2 and the cushion elastic pad of the seat, and when one end of the lifting bracket 1 is hinged to the seat, the end of the lifting bracket 1 far away from the seat back may be directly hinged to the seat frame 7 or directly hinged to the cushion frame 2.

In some embodiments, the drive mechanism 5 may be provided on the seat cushion frame 2, and may also be provided on the seat frame 7.

For the convenience of seat when upgrading, whole lifting adjustment mechanism can take off together, and is easy to assemble, consequently, can set up actuating mechanism 5 on cushion skeleton 2, at this moment, also articulate 1 one end of lifting support on cushion skeleton 2, can ensure that all parts of lifting adjustment mechanism fix on cushion skeleton 2, and cost gravity has the advantage to can realize plug-and-play, make things convenient for the seat to upgrade.

In order to ensure that the drive mechanism 5 can be stably supported, the seat cushion frame 2 may be somewhat shaken or deformed, and therefore, the drive mechanism 5 may be fixed to the seat frame 7.

In some embodiments, lifting support 1 is frame construction, the one end of frame articulates on cushion skeleton 2, the other end lifts up under the drive of upper link 3, after the people sits on the cushion, setting through frame construction, make the atress of supporting the buttock even, promote the travelling comfort, in addition, in order to further promote the travelling comfort of taking, can be provided with the cushion at the middle part of frame, the cushion can be elastic cloth, can ensure that the people sits and can also support the buttock through the frame after cushion elastic cushion stacks up, and because the middle part of frame is provided with elastic cloth, can ensure that the people sits back on the cushion, elastic support through elastic cloth makes to take comfortablely.

In addition, it should be noted that the lifting bracket 1 may have various structures.

As a possible structure, the lifting support 1 may include two first support rods 11 arranged oppositely, one ends of the two first support rods 11 are hinged to the cushion frame 2, and the other ends of the two first support rods are connected to the second support rod 12, and a frame with three sides is formed by the two first support rods 11 and the second support rod 12, so that the lifting performance of the lifting support 1 can be realized, and the material is not only saved for the frame structure formed by the four sides which are connected end to end, and the weight is reduced, thereby reducing the supporting force of the upper connecting rod 3.

In one embodiment of the present invention, a seat includes the seat adjusting mechanism described in the above embodiments.

In one embodiment of the present invention, a vehicle includes the seat recited in the above embodiment.

It should be noted that the terms "first," "second," and the like in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A seat adjustment mechanism, comprising:

the lifting support is arranged on a cushion framework of the seat, one end, far away from a seat backrest, of the lifting support is hinged to the cushion framework, and the other end of the lifting support is hinged to an upper connecting rod;

2. The seat adjustment mechanism of claim 1, wherein the upper link is hinged on both sides of one end of the lift bracket.

3. The seat adjustment mechanism according to claim 2, wherein a connecting rod is connected between the lower links connected to the two upper links, the connecting rod being connected to the drive mechanism.

4. The seat adjustment mechanism of claim 3, wherein a tray is disposed on the seat cushion frame, the connecting rod being disposed on the tray, the connecting rod moving along the tray.

5. A seat adjustment mechanism according to any of claims 1 to 3, wherein the drive mechanism is provided on the seat cushion frame or on the seat frame.

6. The seat adjustment mechanism of claim 1, wherein the lift bracket is a frame structure.

7. The seat adjustment mechanism of claim 6, wherein a resilient pad is provided in the middle of the frame.

8. The seat adjusting mechanism of claim 6 or 7, wherein the lifting bracket comprises two oppositely disposed first support rods, one end of each of the two first support rods is hinged to the seat cushion frame, the other end of each of the two first support rods is connected with a second support rod, and the two first support rods and the second support rod enclose the frame structure.

9. A seat comprising a seat adjustment mechanism as claimed in any one of claims 1 to 8.

10. A vehicle comprising a seat as claimed in claim 9.