CN215552687U

CN215552687U - Lifting seat mechanism

Info

Publication number: CN215552687U
Application number: CN202122239532.9U
Authority: CN
Inventors: 尤建飞
Original assignee: Suzhou Jiayou Jixing Auto Parts Co ltd
Current assignee: Suzhou Jiayou Jixing Auto Parts Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-01-18
Anticipated expiration: 2031-09-15

Abstract

The application relates to the technical field of seat equipment, in particular to a lifting seat mechanism which comprises a seat body and a seat base, wherein a lifting mechanism is arranged between the seat body and the seat base; elevating system includes that a plurality of groups are used for connecting the coupling assembling of seat body and seat base, coupling assembling is including setting up the axis of rotation on the seat base, be provided with a plurality of connecting rods in the axis of rotation, the axis of rotation one side is kept away from to the connecting rod and seat body is articulated, be provided with drive axis of rotation pivoted rotation driving piece on the ann seat base. This application has the seat body height that can adjust to satisfy personnel user demand's effect.

Description

Lifting seat mechanism

Technical Field

The application relates to the technical field of seat equipment, in particular to a lifting seat mechanism.

Background

The position and angle of the vehicle seat is a direct determinant of whether a person is comfortable while riding in the vehicle. Vehicle seats are therefore generally provided as adjustable seats in order to meet the requirements of most people.

The prior adjustable seat comprises a seat base and a seat body, wherein a transverse sliding rail is arranged on the seat base, and the seat body is arranged on the transverse sliding rail and can move along the transverse sliding rail. The seat body comprises a cushion and an adjustable backrest. The distance between two seats can be adjusted through adjusting the position of seat body on the horizontal slide rail to personnel promptly, then the inclination that adjusts the chair and lean on satisfies personnel's user demand.

In view of the above-mentioned related art, the inventor found that the seat body can only move back and forth through the slide rail, and the height of the seat body cannot be adjusted, so that the seat body cannot meet the use requirement of the person on the height of the seat.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the application provides a lifting seat mechanism, which has the advantages that the height of the seat can be lifted, and therefore the use requirement of personnel on the height of the seat is met.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a lifting seat mechanism comprises a seat body and a seat base, wherein a lifting mechanism is arranged between the seat body and the seat base;

elevating system includes that a plurality of groups are used for connecting the coupling assembling of seat body and seat base, coupling assembling is including setting up the axis of rotation on the seat base, be provided with a plurality of connecting rods in the axis of rotation, the axis of rotation one side is kept away from to the connecting rod and seat body is articulated, be provided with drive axis of rotation pivoted rotation driving piece on the ann seat base.

The technical scheme is realized, the arrangement of the plurality of groups of connecting components enables a double-crank double-rocker mechanism to be formed between the plurality of connecting rods and the seat body, namely, the seat body can be horizontally lifted up and put down when the connecting rods rotate; when rotating through the drive of rotation driving piece axis of rotation, the axis of rotation drives the connecting rod that sets up in the axis of rotation and rotates, and a plurality of connecting rods rotate simultaneously for this body of seat with connecting rod articulated is lifted up by the level, in order to provide the user demand who satisfies personnel to the seat body height.

As a preferred scheme of this application, the rotation driving piece is including setting up the lead screw in the axis of rotation, be provided with the motor on the seat base, the output shaft and the lead screw of motor are connected.

Realize above-mentioned technical scheme, the motor starts the back, and the output shaft of motor drives the lead screw and rotates, and then drives the axis of rotation and rotate to reach the drive axis of rotation and rotate the effect of lift seat body.

As an optimal scheme of this application, the rotation driving piece is including articulating the automatically controlled hydraulic telescoping cylinder on the seat base, the piston rod of automatically controlled hydraulic telescoping cylinder articulates there is the actuating lever, every group coupling assembling all articulates with the actuating lever.

According to the technical scheme, the telescopic rod of the electric control telescopic hydraulic cylinder stretches out and draws back to drive the driving rod to move, the driving rod can drive the connecting rod hinged with the driving rod to rotate, and then the effect of driving the rotating shaft to rotate the lifting seat body is achieved.

As a preferred scheme of the application, at least two connecting rods are arranged in each group of the connecting components.

Realize above-mentioned technical scheme, the stability of supporting the seat body has been guaranteed in the setting up of two at least connecting rods of every group coupling assembling to reduce the appearance to the seat body slope condition.

As a preferable aspect of the present application, the connection assembly is provided with at least two groups.

Realize above-mentioned technical scheme, the reliability of being connected between seat body and the seat base is further guaranteed in at least two sets of coupling assembling's setting.

As a preferred scheme of the application, the connecting rod is detachably connected with the rotating shaft.

Realize above-mentioned technical scheme, the connecting rod can be dismantled with the axis of rotation and be connected for the connecting rod can guarantee coupling assembling's functional integrity through changing the connecting rod after long-time use warp.

As a preferred scheme of this application, still include the slide rail, the seat base sets up on the slide rail, be provided with the removal driving piece that the drive seat base removed along the slide rail in the slide rail.

According to the technical scheme, the seat base is driven to move along the sliding rail through the movable driving piece, so that the seat body can slide back and forth along the sliding rail, and the use requirements of personnel are further met.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the rotating shaft is driven to rotate through the rotating driving piece, so that the connecting rods are driven to rotate, and the seat body hinged with the connecting rods is lifted, so that the use requirement of personnel on the height of the seat is met;

2. the stability of seat body has been guaranteed in the setting up of a plurality of connecting rods in multiunit coupling assembling and every group coupling assembling, has reduced the appearance that the seat body rocked the condition to personnel's use comfort has been 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present application.

Fig. 2 is a side view of the first embodiment of the present application.

Fig. 3 is a schematic diagram for illustrating a structure of the rotary driving member in the first embodiment of the present application.

Fig. 4 is a schematic diagram for illustrating a structure of the rotary driving member in the second embodiment of the present application.

Reference numerals: 1. a slide rail; 2. a servo electric cylinder; 3. a connecting assembly; 31. a rotating shaft; 32. a connecting rod; 4. rotating the driving member; 41. a motor; 42. a screw rod; 51. an electrically controlled hydraulic telescopic cylinder; 52. a drive rod; 6. a seat base; 7. a seat body.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

First, the embodiment of the application discloses a lifting seat mechanism. Referring to fig. 1, a lifting seat mechanism includes a pair of slide rails 1 installed on a vehicle body, a seat base 6 is provided on the two slide rails 1, and the seat base 6 can move along the slide rails 1. Install servo electric cylinder 2 on the automobile body, servo electric cylinder 2's piston rod and seat base 6 fixed connection, servo electric cylinder 2 can drive seat base 6 and remove along slide rail 1. The seat base 6 is provided with a lifting mechanism, and the lifting mechanism is provided with a seat body 7.

The lifting mechanism comprises at least two groups of connecting components 3 (2 groups in the embodiment). Each group of connecting assemblies 3 comprises a rotating shaft 31, and the rotating shaft 31 is arranged along the length direction perpendicular to the sliding rail 1. The rotating shaft 31 is mounted on the seat base 6 through a bearing so that the rotating shaft 31 can rotate. All be fixed with a plurality of connecting rods 32 through the screw spiro union on every axis of rotation 31 for axis of rotation 31 can drive connecting rod 32 when rotating and rotate, and simultaneously after connecting rod 32 bending deformation, can dismantle the change. One end of each connecting rod 32, which is far away from the rotating shaft 31, is hinged to the seat body 7, so that a double-crank double-rocker mechanism is formed between the connecting rods 32 of the multiple groups of connecting assemblies 3 and the seat body 7, and therefore when the connecting rods 32 rotate, the seat body 7 can be lifted up horizontally to descend, and the effect of lifting the seat body 7 is achieved.

The seat base 6 is provided with a rotary drive 4 for driving the rotary shaft 31 to rotate. The rotary driving part 4 comprises a screw rod 42 fixed on the end surface of the rotary shaft 31, a plurality of motors 41 arranged in one-to-one correspondence with the screw rod 42 are arranged on the seat base 6, and the output shafts of the motors 41 are fixedly connected with the screw rod 42, so that the motors 41 can drive the rotary shaft 31 to rotate through the screw rod 42 after being started, the rotary shaft 31 rotates to drive the connecting rod 32 to rotate, and then the seat body 7 is driven to lift. The motor 41 selects the servo motor 41, so that the rotating shaft 31 of the rotating shaft 31 can rotate to any angle and be self-locked, and meanwhile, the motors 41 are electrically connected, so that the two motors 41 are linked and rotate simultaneously, and the stability of the seat body 7 is ensured.

The implementation principle of the lifting seat mechanism in the embodiment of the application is as follows: the motor 41 is activated, and the motor 41 rotates the rotating shaft 31, thereby rotating the connecting rod 32 on the rotating shaft 31. The seat body 7 is lifted or raised and lowered by the drive of the plurality of sets of links 32, thereby improving the comfort of the person sitting thereon. Because the seat body 7 is lifted by the connecting rod 32, the seat body 7 is actually lifted in an inclined manner, and therefore the seat body 7 can be lifted and lowered by adjusting the position of the seat base 6 on the slide rail 1.

Carry out two

The difference between this embodiment and the first embodiment is: the rotary driving part 4 comprises an electric control hydraulic telescopic cylinder 51 hinged on the seat base 6, a piston rod of the electric control hydraulic telescopic cylinder 51 is hinged with a driving rod 52, the driving rod 52 is hinged with one connecting rod 32 in each group of connecting components 3, so that when the piston rod of the electric control hydraulic telescopic cylinder 51 stretches, the driving rod 52 can be driven to move, the driving rod 52 can be driven to rotate with the hinged connecting rod 32, the connecting rod 32 rotates to drive the rotating shaft 31 which is fixedly connected with the connecting rod 32 to rotate, the rotating shaft 31 rotates to drive all the connecting rods 32 to rotate, and the lifting effect of the seat base 6 is driven to be achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A lifting seat mechanism is characterized in that: the seat comprises a seat body (7) and a seat base (6), wherein a lifting mechanism is arranged between the seat body (7) and the seat base (6);

elevating system includes coupling assembling (3) that a plurality of groups are used for connecting seat body (7) and seat base (6), coupling assembling (3) are including setting up axis of rotation (31) on seat base (6), be provided with a plurality of connecting rods (32) on axis of rotation (31), axis of rotation (31) one side is kept away from in connecting rod (32) and seat body (7) are articulated, be provided with drive axis of rotation (31) pivoted rotation driving piece (4) on seat base (6).

2. A lift seat mechanism as set forth in claim 1, wherein: the rotary driving piece (4) comprises a screw rod (42) arranged on the rotary shaft (31), a motor (41) is arranged on the seat base (6), and an output shaft of the motor (41) is connected with the screw rod (42).

3. A lift seat mechanism as set forth in claim 1, wherein: the rotary driving piece (4) comprises an electric control hydraulic telescopic cylinder (51) hinged to a seat base (6), a piston rod of the electric control hydraulic telescopic cylinder (51) is hinged to a driving rod (52), and the connecting component (3) is hinged to the driving rod (52).

4. A lift seat mechanism as set forth in claim 1, wherein: each group of the connecting components (3) is at least provided with two connecting rods (32).

5. A lift seat mechanism as claimed in claim 1 or 4, wherein: the connecting component (3) is at least provided with two groups.

6. A lift seat mechanism as set forth in claim 5, wherein: the connecting rod (32) is detachably connected with the rotating shaft (31).

7. A lift seat mechanism as set forth in claim 1, wherein: the seat is characterized by further comprising a sliding rail (1), the seat base (6) is arranged on the sliding rail (1), and a movable driving piece for driving the seat base (6) to move along the sliding rail (1) is arranged in the sliding rail (1).