CN215552682U

CN215552682U - Adjustable automobile seat bottom support frame

Info

Publication number: CN215552682U
Application number: CN202121500364.8U
Authority: CN
Inventors: 张华�; 葛存凤
Original assignee: Taicang Shengjia Auto Parts Co ltd
Current assignee: Taicang Shengjia Auto Parts Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2022-01-18
Anticipated expiration: 2031-07-02

Abstract

The utility model discloses an adjustable automobile seat bottom support frame which comprises two support frame bodies, wherein a sliding block is arranged in an inner cavity of each support frame body, a limiting mechanism is arranged at one end of the sliding block, a rack is arranged at the bottom end of the inner wall of each support frame body, each limiting mechanism comprises a limiting hole, a limiting block, a positioning rod, two positioning torsion springs and two positioning grooves, the limiting blocks are meshed and connected with the upper surface of the rack, the two torsion springs are respectively fixedly inserted into two ends of the positioning rod, a rotating mechanism is arranged between the two limiting blocks, and each rotating mechanism comprises a rotating rod and a rotating handle. According to the utility model, by utilizing the arrangement mode that the sliding block, the limiting mechanism and the rack are matched, one end of the limiting block can rotate in the axis direction with the positioning rod by pulling the rotating handle, so that the bottom end of the limiting block is far away from the rack, the sliding block can conveniently slide on the support frame body, the resetting of the limiting block is facilitated through the positioning torsion spring, the bottom end of the limiting block is quickly meshed with the rack, and the stability of seat adjustment is improved.

Description

Adjustable automobile seat bottom support frame

Technical Field

The utility model relates to the field of automobile seats, in particular to an adjustable automobile seat bottom support frame.

Background

The automobile industry in China is rapidly developed in recent years, and is steadily developed in a period of the future, so that a great deal of demand is provided for seats, the seat industry of passenger vehicles still has huge development space in the future, many drivers often neglect to adjust the positions of the seats of the drivers in advance before driving, the safety of the drivers can be effectively protected through correct driving postures, and if the positions of the seats are not proper, the sight line and the control sensitivity of the drivers are influenced, even traffic accidents are caused, and the drivers and other people are injured.

When adjusting the seat bottom support frame, some current seats make the seat keep a position unchangeable through the frictional resistance of support frame and slider, nevertheless because long-time use, lead to the slider inner wall wearing and tearing great easily, influence the stability after the seat adjustment, lead to easily in the driving on the way because jolt or self remove, make the seat rock, influence the security of driving.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an adjustable vehicle seat bottom bracket that solves the problems set forth above in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the adjustable automobile seat bottom support frame comprises two support frame bodies, wherein a sliding block is slidably inserted and connected in an inner cavity of each support frame body, a limiting mechanism is arranged at one end of each sliding block, and a rack is fixedly connected to the bottom end of the inner wall of each support frame body;

the limiting mechanism comprises a limiting hole, a limiting block, a positioning rod, two positioning torsion springs and two positioning grooves, the limiting block is fixedly and alternately connected with the positioning rod, the limiting block is meshed and connected with the upper surface of the rack, the two positioning torsion springs are respectively and fixedly inserted at two ends of the positioning rod, and a rotating mechanism is arranged between the two limiting blocks;

the rotating mechanism comprises a rotating rod and a rotating handle.

Preferably, the both ends of dwang are connected with the fixed interlude in top of two stoppers respectively, the fixed interlude in middle part of handle and dwang is rotated and is connected.

Preferably, the limiting hole is formed in the top of the sliding block, and the limiting block is rotatably connected with the inner cavity of the limiting hole.

Preferably, the locating slot is opened in the both sides of spacing downthehole wall, the both ends of locating lever are passed through the bearing and are rotated with two locating slot inner wall one end and alternate and be connected.

Preferably, the two ends of the positioning torsion spring are respectively attached to the inner wall of the positioning groove, and the bottom end of the limiting block is provided with a tooth groove matched with the rack.

Preferably, the rotation handle contains fixed pipe and fixed plate, the outer wall fixed connection of fixed pipe and dwang, the outer wall fixed connection of fixed plate and fixed pipe.

The utility model has the technical effects and advantages that:

(1) according to the utility model, by utilizing the arrangement mode that the sliding block, the limiting mechanism and the rack are matched, one end of the limiting block can rotate in the axis direction with the positioning rod by pulling the rotating handle, so that the bottom end of the limiting block is far away from the rack, the sliding block can conveniently slide on the support frame body, the resetting of the limiting block is facilitated through the positioning torsion spring, the bottom end of the limiting block is quickly meshed with the rack, and the stability of seat adjustment is improved;

(2) the seat bottom adjusting device has the advantages that the limiting blocks on the two support frame bodies can be conveniently connected together through the rotating rod by utilizing the setting mode that the rotating rod is matched with the rotating handle, the stability of seat bottom adjustment is conveniently improved, the limiting blocks can be rotated more conveniently through the limiting holes, and the seat can be adjusted more conveniently.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a front sectional view of the supporting frame body according to the present invention.

FIG. 3 is a schematic side sectional view of the support frame body according to the present invention.

FIG. 4 is an enlarged view of a portion A of FIG. 1 according to the present invention.

In the figure: 1. a support frame body; 2. a slider; 3. a limiting mechanism; 301. a limiting hole; 302. a limiting block; 303. positioning a rod; 304. positioning a torsion spring; 305. positioning a groove; 4. a rack; 5. a rotating mechanism; 501. rotating the rod; 502. the handle is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides an adjustable automobile seat bottom support frame as shown in figures 1-4, which comprises two support frame bodies 1, wherein the bottom ends of the two ends of each support frame body 1 are fixedly connected with a support pad through bolts, an inner cavity of each support frame body 1 is connected with a sliding block 2 in a sliding and inserting manner, two sides of the inner wall of each support frame body 1 and two sides of the outer wall of each sliding block 2 are provided with two matched U-shaped slideways, so that the sliding blocks 2 can stably slide, the influence of falling ash on the seat on the slideways is reduced, one end of each sliding block 2 is provided with a limiting mechanism 3, the position of each sliding block 2 is conveniently limited, the sliding blocks 2 are prevented from randomly sliding, and the bottom ends of the inner wall of each support frame body 1 are fixedly connected with racks 4;

the limiting mechanism 3 comprises a limiting hole 301, a limiting block 302, a positioning rod 303, two positioning torsion springs 304 and two positioning grooves 305, the top of the limiting block 302 is a convex structure, the top end of the limiting block 302 is provided with a fixing groove which is convenient to be connected with the bottom end of an automobile seat, the limiting hole 301 is formed in the top of the sliding block 2, the limiting block 302 is rotatably connected with an inner cavity of the limiting hole 301, one end of the bottom of the limiting block 302 is of an arc-shaped structure which prevents the limiting block 302 from rotating to influence the meshing with the rack 4, the limiting block 302 is fixedly connected with the positioning rod 303 in an inserting mode, the limiting block 302 can conveniently rotate axially along with the positioning rod 303, the bottom end of the limiting block 302 is provided with a tooth socket matched with the rack 4, the limiting block 302 is meshed with the upper surface of the rack 4 and is convenient to limit the position of the limiting block 302, the limiting block 302 cannot move randomly, and the stability of the position of the sliding block 2 is convenient to improve;

the positioning groove 305 is arranged on two sides of the inner wall of the limiting hole 301, the positioning groove 305 is composed of two circular grooves with different diameters, two ends of the positioning rod 303 are rotatably and alternately connected with one end of the inner wall of the two positioning grooves 305 through bearings, the positioning rod 303 can drive the limiting block 302 to be stably rotated in the inner cavity of the limiting hole 301 conveniently, the two positioning torsion springs 304 are fixedly and alternately arranged on two ends of the positioning rod 303 respectively, two ends of the positioning torsion springs 304 are respectively attached and connected with the inner wall of the positioning groove 305, when the positioning rod 303 is free from external force, the limiting block 302 can be in a horizontal state with the inner cavity of the limiting hole 301 through the positioning torsion springs 304 conveniently, the stability of the position of the limiting block 302 is convenient to improve, and a rotating mechanism 5 is arranged between the two limiting blocks 302;

slewing mechanism 5 contains dwang 501 and rotation handle 502, the both ends of dwang 501 are connected with the fixed interlude in top of two stopper 302 respectively, the fixed interlude in middle part of rotating handle 502 and dwang 501 is connected, rotate handle 502 through the pulling, make stopper 302 can be pulled, the tooth's socket that makes stopper 302 bottom breaks away from rack 4, the slider 2's of being convenient for slip, it contains fixed pipe and fixed plate to rotate handle 502, fixed pipe and dwang 501's outer wall fixed connection, the outer wall fixed connection of fixed plate and fixed pipe.

The working principle of the utility model is as follows:

the top parts of the two limit blocks 302 are fixedly connected with each other in an inserting way through the rotating rod 501, so that the limit blocks 302 on the two support frame bodies 1 can be connected together, one end of each limit block 302 can rotate with the axis of the corresponding locating rod 303 through the pulling of the rotating handle 502, the limit blocks 302 can stably rotate through the limit holes 301, so that the locating torsion springs 304 generate torsion, the bottom ends of the limit blocks 302 are far away from the racks 4, the sliding of the sliding blocks 2 is not limited, the influence of dust and the like on the sliding blocks 2 is reduced through the two matched U-shaped blocks arranged on the two sides of the inner wall of the support frame body 1 and the two sides of the outer wall of the sliding block 2, the sliding blocks 2 can stably slide on the support frame body 1 conveniently, when a user adjusts the seat to a certain proper position through the sliding block 2, the limitation on the rotating handle 502 is loosened, and the resetting of the locating torsion springs 304 at the two ends of the locating rod 303 is realized, the reset of the limiting block 302 is facilitated, the limiting block 302 is located in the inner cavity of the limiting hole 301 in a horizontal state, the tooth socket at the bottom end of the limiting block 302 is rapidly meshed with the rack 4, the position of the limiting block 302 is stable, the sliding of the sliding block 2 is limited, and the stability of seat adjustment is facilitated to be improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The adjustable automobile seat bottom support frame comprises two support frame bodies (1) and is characterized in that an inner cavity of each support frame body (1) is connected with a sliding block (2) in a sliding and inserting mode, one end of each sliding block (2) is provided with a limiting mechanism (3), and the bottom end of the inner wall of each support frame body (1) is fixedly connected with a rack (4);

the limiting mechanism (3) comprises a limiting hole (301), limiting blocks (302), a positioning rod (303), two positioning torsion springs (304) and two positioning grooves (305), the limiting blocks (302) are fixedly connected with the positioning rod (303) in a penetrating manner, the limiting blocks (302) are meshed with the upper surface of the rack (4) and connected with the upper surface of the rack, the two positioning torsion springs (304) are respectively fixedly inserted at two ends of the positioning rod (303), and a rotating mechanism (5) is arranged between the two limiting blocks (302);

the rotating mechanism (5) comprises a rotating rod (501) and a rotating handle (502).

2. The adjustable bottom support frame for the automobile seat as claimed in claim 1, wherein two ends of the rotating rod (501) are respectively fixedly and alternately connected with the tops of the two limiting blocks (302), and the rotating handle (502) is fixedly and alternately connected with the middle of the rotating rod (501).

3. The adjustable automobile seat bottom support bracket as claimed in claim 1, wherein the limiting hole (301) is arranged at the top of the sliding block (2), and the limiting block (302) is rotatably connected with the inner cavity of the limiting hole (301).

4. The adjustable bottom prop stand of car seat as claimed in claim 1, wherein the positioning slots (305) are opened at both sides of the inner wall of the limiting hole (301), and both ends of the positioning rod (303) are rotatably inserted and connected with one end of the inner wall of the two positioning slots (305) through bearings.

5. The adjustable bottom support frame for the automobile seat as claimed in claim 1, wherein two ends of the positioning torsion spring (304) are respectively attached to the inner wall of the positioning groove (305), and the bottom end of the limiting block (302) is provided with a tooth socket matched with the rack (4).

6. The adjustable vehicle seat bottom support bracket according to claim 1, wherein the rotating handle (502) comprises a fixed tube fixedly connected to the outer wall of the rotating rod (501) and a fixed plate fixedly connected to the outer wall of the fixed tube.