CN113525200A

CN113525200A - Vice seat of driving of commercial car

Info

Publication number: CN113525200A
Application number: CN202010314273.9A
Authority: CN
Inventors: 高军委; 黄森; 赵卫艳; 陆豪
Original assignee: Shaanxi Automobile Group Co Ltd
Current assignee: Shaanxi Automobile Group Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2021-10-22

Abstract

The invention relates to a secondary driving seat of a commercial vehicle, which comprises a cushion arranged on a bottom plate and a seat back arranged on one side of the cushion, wherein the seat back is fixed on the bottom plate through a seat box; a partition board is arranged in the seat box along the horizontal direction, a supporting rod which is abutted with the bottom of the cushion in a working state is arranged at the top of the seat box along the horizontal direction, the cushion is abutted with the supporting rod in a working state, and the supporting rod moves in the seat box along the vertical direction through a sliding assembly; the bottom of the supporting rod is vertically provided with a damping rod, the damping rod penetrates through the partition plate, and a damping spring is sleeved on the part, located above the partition plate, of the damping rod; the below that is located the baffle in the seat case still is equipped with the damping subassembly, and this application has the impact that restraines the cushion and produce the ascending vertical direction, carries out the vibration isolation to whole seat simultaneously to guarantee the damping and the vibration isolation effect of this seat, improve the reliability of this vice seat of driving, improve the effect of the person's of taking comfort level simultaneously.

Description

Vice seat of driving of commercial car

Technical Field

The invention belongs to the technical field of automobile parts, and particularly relates to a passenger seat of a commercial vehicle.

Background

The truck assistant seat is an important part of an automobile and is used for providing a comfortable riding environment for passengers, wherein the vibration characteristic of the assistant seat is important for the riding comfort, and the vibration isolation performance of the assistant seat directly determines the riding comfort of the passengers because the vibration during the driving process of the automobile is transmitted to the assistant seat through the floor of a cab.

The traditional assistant driver seat has simple structure and poor damping performance, and can influence the riding comfort of accompanying people.

Disclosure of Invention

The invention has the advantages of improving the vibration damping performance of the assistant driver seat and ensuring the comfort of the accompanying personnel when the accompanying personnel take the assistant driver seat.

In order to solve the problems in the background art, the invention is realized by the following technical scheme:

a commercial vehicle secondary driving seat comprises a cushion arranged on a bottom plate and a seat back arranged on one side of the cushion, wherein the seat back is fixed on the bottom plate through a seat box, supporting legs are arranged at the bottom of the cushion, and limiting parts used for limiting the supporting legs are arranged on the bottom plate corresponding to the supporting legs; a partition plate is arranged in the seat box along the horizontal direction, a supporting rod which is abutted to the bottom of the cushion in a working state is arranged at the top of the seat box along the horizontal direction, the cushion is abutted to the supporting rod in a working state, and the supporting rod moves in the seat box along the vertical direction through a sliding assembly; the bottom of the supporting rod is vertically provided with a damping rod, the damping rod penetrates through the partition plate, and a damping spring is sleeved on the part, located above the partition plate, of the damping rod; and a damping component is also arranged below the partition plate in the seat box.

As a further description of the invention: the damping assembly comprises a compression spring which is arranged on the side wall of the seat box along the horizontal direction, a limiting groove is formed in the side wall of the seat box corresponding to the compression spring, a damping block is connected in the limiting groove in a sliding mode and is connected with the pre-compression spring, and a lower spring is arranged at the bottom of the seat box along the vertical direction; the end, far away from the supporting rod, of the shock absorption rod is connected with the lower spring and the two shock absorption blocks through the supporting shaft; the supporting shaft is connected with the corresponding damping block ball.

As a further description of the invention: and a damping shock absorber is arranged between the support rod and the partition plate.

As a further description of the invention: the sliding assembly comprises a sliding groove which is arranged on the side wall of the seat box along the vertical direction, and a sliding block which is provided with a supporting rod end part is connected in the sliding groove in a sliding mode.

As a further description of the invention: the landing leg is articulated with the cushion, the bottom of cushion matches the landing leg and is equipped with and is used for carrying out the elastic clamping groove fixed to the landing leg.

As a further description of the invention: the locating part is including locating the door ware on the bottom plate, the landing leg is connected with door ware magnetic adsorption when being the vertical state.

As a further description of the invention: the cushion comprises a framework and a cushion body arranged on the framework, wherein the bottom of the framework is provided with an aluminum block, and each aluminum block is provided with a silicon rubber block.

As a further description of the invention: and the aluminum blocks are uniformly distributed at the bottom of the framework at equal distances.

As a further description of the invention: an air supporting rod is arranged between the cushion and the supporting rod, one end of the supporting rod is connected with the supporting rod through a shaft pin, and the other end of the supporting rod is connected with the framework through a turnover shaft.

As a further description of the invention: a headrest is arranged at the top of the chair back.

Compared with the prior art, the invention has the following beneficial technical effects:

1. during the use, take out the landing leg from elastic clamping groove, overturn the cushion downwards simultaneously, the landing leg will be 90 contained angles with the cushion this moment, then push down and make the door fixing device pop out, make landing leg and door fixing device magnetic adsorption together, the cushion is good with the bracing piece butt this moment, along with going of car, the cushion receives and to make the bracing piece produce the displacement from top to bottom along the spout when jolting, damping subassembly this moment, the damping shock absorber, damping spring will restrain the cushion and produce the ascending impact of vertical direction, aluminium pig and silicon rubber piece will constitute the phonon crystal plate simultaneously, thereby realize the vibration isolation to whole seat, with the damping and the vibration isolation effect of guaranteeing this seat, improve this vice reliability of driving the seat, improve the comfort level of person of taking simultaneously.

2. When the bicycle is not in use, the seat cushion is turned upwards, the supporting legs fall back to be flush with the framework, and the supporting legs are pressed to clamp the supporting legs into the elastic clamping grooves, so that the space in the bicycle is saved.

3. The aluminum block and the silicon rubber block at the bottom of the framework can be adjusted according to different load sizes and geometric dimensions, so that the distribution distance and the specification of the aluminum block and the silicon rubber block can be adjusted, and the vibration isolation effect can be ensured under different conditions.

Drawings

FIG. 1 is a schematic structural view of a state of use of the present invention;

FIG. 2 is a partial resulting cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a sectional view of the structure of the portion B-B in FIG. 2;

FIG. 5 is an enlarged schematic view of portion B of FIG. 4;

FIG. 6 is a schematic structural view of the present invention in a non-use state;

fig. 7 is an enlarged schematic view of the structure of part C of fig. 6.

Reference numerals

1. A chair back; 11. a headrest; 2. a cushion; 21. a support leg; 22. an elastic clamping groove; 23. an aluminum block; 24. a silicone rubber block; 25. a framework; 3. a seat box; 31. a support bar; 32. a chute; 33. a slider; 34. a damper rod; 341. a damping spring; 35. a partition plate; 36. a compression spring; 361. a limiting groove; 362. a vibration damping block; 37. a lower spring; 38. a gas strut; 4. a base plate; 41. a door fixer; 5. a damping vibration absorber.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a detailed description of the present invention will be given below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-7, a commercial vehicle assistant driving seat comprises a seat cushion 2 arranged on a bottom plate 4 and a seat back 1 arranged on one side of the seat cushion 2, wherein a headrest 11 is arranged at the top of the seat back 1.

The seat back 1 is fixed on the bottom plate 4 through the seat box 3, the inside of the seat box 3 is provided with a partition plate 35 along the horizontal direction, the top of the seat box 3 is provided with a support rod 31 which is abutted with the bottom of the cushion 2 under the working state along the horizontal direction, when the cushion 2 is in the working state, the end of the cushion 2 close to the seat back 1 is abutted with the support rod 31, and the support rod 31 moves in the seat box 3 along the vertical direction through a sliding assembly; specifically, the subassembly that slides includes along the vertical direction and sets up the spout 32 on the seat case 3 lateral wall, and the spout 32 internal slipping is connected with the slider 33 that is equipped with bracing piece 31 tip.

The bottom of the support rod 31 is vertically provided with a damping rod 34, the damping rod 34 penetrates through the partition 35, and a damping spring 341 is sleeved on the part above the partition 35; and a damping vibration absorber 5 is arranged between the support rod 31 and the partition plate 35.

A damping component is further arranged in the seat box 3 below the partition plate 35, the damping component comprises a compression spring 36 arranged on the side wall of the seat box 3 along the horizontal direction, a limiting groove 361 is arranged on the side wall of the seat box 3 corresponding to the compression spring 36, a damping block 362 is connected in the limiting groove 361 in a sliding manner and is connected with the pre-compression spring 36, and a lower spring 37 is arranged at the bottom of the seat box 3 along the vertical direction; the end of the shock-absorbing rod far away from the supporting rod 31 is connected with the lower spring 37 and the two shock-absorbing blocks 362 through a supporting shaft; the support shafts are ball-engaged with the corresponding damper mass 362.

Cushion 2 includes skeleton 25 and locates the pad body on the skeleton 25, be equipped with gas vaulting pole 38 between cushion 2 and the bracing piece 31, the one end of bracing piece 31 is passed through the pivot and is connected with bracing piece 31, the other end passes through being connected of trip shaft and skeleton 25 for cushion 2 can be when non-user state, turns over automatically and turns over as to back of the chair 1 parallel and level, and spout 32, slider 33 set up and make cushion 2 can not overturn excessively when operating condition again, has played limiting displacement to cushion 2.

Articulated on the skeleton 25 of 2 bottoms of cushion have landing leg 21, match landing leg 21 on the skeleton 25 of 2 bottoms of cushion and be equipped with and be used for carrying out the elastic clamping groove 22 that fixes landing leg 21, and is concrete, and elastic clamping groove 22 is the rubber draw-in groove, and upset landing leg 21 can rotate landing leg 21 to flush with skeleton 25, presses landing leg 21 to support in the joint to elastic clamping groove 22, can fix landing leg 21.

A limiting part for limiting the supporting leg 21 is arranged on the bottom plate 4 corresponding to the supporting leg 21; the limiting part comprises a door fixing device 41 arranged on the bottom plate 4, the supporting leg 21 is connected with the door fixing device 41 in a magnetic adsorption mode when in a vertical state, specifically, the door fixing device 41 is a downward-pressing self-locking door fixing device 41, when the door fixing device is used, the supporting leg 21 is taken out of the elastic clamping groove 22, the seat cushion 2 is turned downwards, the supporting leg 21 and the seat cushion 2 form an included angle of 90 degrees at the moment, then the downward pressing enables the door fixing device 41 to pop out, the supporting leg 21 and the door fixing device 41 are enabled to be in a magnetic adsorption mode, and the seat cushion 2 is abutted to the supporting rod 31 well to bear pressure from the upper portion of the seat cushion 2 at the moment.

Skeleton 25's bottom is equipped with aluminium piece 23, all is equipped with silicon rubber piece 24 on every aluminium piece 23, and is concrete, and aluminium piece 23 pastes the bottom to skeleton 25 with silicon rubber piece 24 bonding back together, and the equipartition of the impartial distance in skeleton 25 bottom of a plurality of aluminium pieces 23.

The working principle of the invention is as follows: when the automobile seat is used, the supporting legs 21 are taken out of the elastic clamping grooves 22, the seat cushion 2 is turned downwards, the supporting legs 21 and the seat cushion 2 form an included angle of 90 degrees at the moment, then the door fixing devices 41 are pressed downwards to pop out, the supporting legs 21 and the door fixing devices 41 are magnetically adsorbed together, the seat cushion 2 is abutted to the supporting rods 31, the supporting rods 31 can move up and down along the sliding grooves 32 when the seat cushion 2 jolts along with running of an automobile, the vibration damping assemblies, the damping vibration dampers 5 and the vibration damping springs 341 can inhibit the seat cushion 2 from impacting in the vertical direction, and meanwhile the aluminum blocks 23 and the silicon rubber blocks 24 form a phonon crystal plate, so that vibration isolation of the whole seat is realized, vibration damping and vibration isolation effects of the seat are guaranteed, and the comfort level of passengers is improved; when the seat cushion is not in use, the seat cushion 2 is turned upwards, meanwhile, the supporting legs 21 fall back to be flush with the framework 25, and the supporting legs 21 are pressed to clamp the support into the elastic clamping grooves 22, so that the space in the vehicle is saved.

The embodiments given above are preferable examples for implementing the present invention, and the present invention is not limited to the above-described embodiments. Any non-essential addition and replacement made by the technical characteristics of the technical scheme of the invention by a person skilled in the art belong to the protection scope of the invention.

Claims

1. The utility model provides a vice seat of driving of commercial car, is including locating cushion (2) on bottom plate (4) and back of the chair (1) of locating cushion (2) one side, its characterized in that: the chair back (1) is fixed on the bottom plate (4) through the seat box (3), the bottom of the seat cushion (2) is provided with supporting legs (21), and the bottom plate (4) is provided with limiting parts corresponding to the supporting legs (21) and used for limiting the supporting legs (21);

a partition plate (35) is arranged in the seat box (3) along the horizontal direction, a supporting rod (31) which is in butt joint with the bottom of the cushion (2) in a working state is arranged at the top of the seat box (3) along the horizontal direction, the cushion (2) is in butt joint with the supporting rod (31) in the working state, and the supporting rod (31) moves in the seat box (3) along the vertical direction through a sliding assembly;

the bottom of the supporting rod (31) is vertically provided with a damping rod (34), the damping rod (34) penetrates through the partition plate (35), and a damping spring (341) is sleeved on the part, located above the partition plate (35), of the damping rod;

and a damping component is also arranged below the partition plate (35) in the seat box (3).

2. The passenger seat of a commercial vehicle as claimed in claim 1, wherein: the damping assembly comprises a compression spring (36) arranged on the side wall of the seat box (3) along the horizontal direction, a limiting groove (361) is formed in the side wall of the seat box (3) corresponding to the compression spring (36), a damping block (362) is connected in the limiting groove (361) in a sliding mode, the damping block is connected with the pre-compression spring (36), and a lower spring (37) is arranged at the bottom of the seat box (3) along the vertical direction;

the end of the shock absorption rod, which is far away from the support rod (31), is connected with a lower spring (37) and two shock absorption blocks (362) through a support shaft; the support shafts are ball-jointed with the corresponding damper blocks (362).

3. The passenger seat of a commercial vehicle as claimed in claim 2, wherein: and a damping shock absorber (5) is arranged between the support rod (31) and the partition plate (35).

4. The passenger seat of a commercial vehicle according to claim 3, wherein: the sliding assembly comprises a sliding groove (32) which is arranged on the side wall of the seat box (3) along the vertical direction, and a sliding block (33) which is provided with the end part of the supporting rod (31) is connected in the sliding groove (32) in a sliding manner.

5. The passenger seat of a commercial vehicle as claimed in claim 1, wherein: landing leg (21) are articulated with cushion (2), the bottom of cushion (2) is matchd landing leg (21) and is equipped with and is used for carrying out fixed elasticity draw-in groove (22) to landing leg (21).

6. The passenger seat of a commercial vehicle as claimed in claim 5, wherein: the locating part is including locating door fixer (41) on bottom plate (4), landing leg (21) are connected with door fixer (41) magnetic adsorption when being vertical state.

7. The passenger seat of a commercial vehicle as claimed in claim 1, wherein: cushion (2) include skeleton (25) and locate the pad body on skeleton (25), the bottom of skeleton (25) is equipped with aluminium piece (23), every all be equipped with silicon rubber piece (24) on aluminium piece (23).

8. The passenger seat of a commercial vehicle according to claim 7, wherein: the aluminum blocks (23) are uniformly distributed at the bottom of the framework (25) at equal distances.

9. The passenger seat of a commercial vehicle according to claim 8, wherein: an air supporting rod (38) is arranged between the seat cushion (2) and the supporting rod (31), one end of the supporting rod (31) is connected with the supporting rod (31) through a shaft pin, and the other end of the supporting rod is connected with the framework (25) through a turnover shaft.

10. The passenger seat of a commercial vehicle as claimed in claim 1, wherein: the top of the chair back (1) is provided with a headrest (11).