CN210961125U

CN210961125U - Chair with detachable top

Info

Publication number: CN210961125U
Application number: CN201922203848.5U
Authority: CN
Inventors: 徐高杨; 丁杰; 刘钰楷
Original assignee: ZHEJIANG TOSOLY ELECTROMECHANICAL TECHNOLOGY CO LTD
Current assignee: ZHEJIANG TOSOLY ELECTROMECHANICAL TECHNOLOGY CO LTD
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-07-10
Anticipated expiration: 2029-12-10

Abstract

The utility model provides a chair, which belongs to the technical field of chairs. The chair back and seat linkage adjusting device solves the problem of how to simply and quickly realize linkage adjustment of the chair back and the seat in the prior art. The utility model provides a chair, includes chair chassis, handrail, seat support and the back of the chair, the handrail is located on the chair chassis, be equipped with the slider on the seat support, be equipped with the walking constant head tank on the chair chassis, the slider wears to locate on the walking constant head tank and can slide and spacing on the walking constant head tank, the back of the chair is articulated with the seat support, the back of the chair rotates to be connected on the handrail. The chair can simply and quickly realize the linkage adjustment of the chair back and the chair seat by adjusting the chair seat or the chair back, and has simple structure and convenient manufacture.

Description

Chair with detachable top

Technical Field

The utility model belongs to the technical field of the chair, a chair is related to.

Background

The chair is one of important life tools in the living and office environments, most of the existing chairs are of an integrated fixed structure, the chair of the integrated fixed structure cannot be adjusted, office workers can only sit on the chair and lie prone on a desk to rest when resting, so that the rest is extremely uncomfortable, in general, a leisure chair is usually used when resting, the chair back can realize inclination adjustment, but due to the limitation of design, the corresponding displacement of the chair seat cannot be completed when the chair back is adjusted, the front-back distance between the chair back and the chair seat is changed when the chair back is reclined, the chair back, particularly the waist rest of the chair is separated from the waist of a human body, so that the chair loses the support for the waist of the human body when the chair is reclined, discomfort can be generated when resting, the adjustment of the chair back of the existing individual product chair can simultaneously realize the displacement of the chair seat, and the linkage of the chair back and the, adjustment mechanism structure is comparatively complicated usually, and manufacturing cost is higher, need slowly adjust just can adjust in place through adjustment mechanism moreover, and the operation is comparatively troublesome, and experience effect is not good, consequently, how to simply realize back of the chair seat support linkage adjustment fast is the problem that prior art personnel need consider the solution.

Disclosure of Invention

The utility model provides a chair to the above-mentioned problem that prior art exists, the utility model aims to solve the technical problem that: the problem of how to simply and quickly realize the linkage adjustment of the chair back and the chair seat.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a chair, includes chair chassis, handrail, seat support and the back of the chair, the handrail is located on the chair chassis, be equipped with the slider on the seat support, be equipped with the walking constant head tank on the chair chassis, the slider wears to locate on the walking constant head tank and can slide and spacing on the walking constant head tank, the back of the chair is articulated with the seat support, the back of the chair rotates to be connected on the handrail.

The seat is provided with a sliding part, the seat slides along with the sliding part on the walking positioning groove, the chair back is rotationally connected to the handrail, the seat slides to drive the hinged chair back to rotate, and when the chair back rotates to a required angle, the sliding part is positioned on the walking positioning groove, so that the linkage adjustment of the chair back and the seat can be simply and rapidly realized.

The chair back is rotatably connected to the armrests and can also rotate to enable the chair back to rotate to a required position, the chair back drives the hinged chair seat to move, the sliding piece slides on the walking positioning groove and is finally positioned on the walking positioning groove, and therefore the linkage adjustment of the chair back and the chair seat can be simply and quickly realized by adjusting the chair back.

In the chair, the connecting frame is fixedly arranged on the chair seat, the walking positioning groove is formed in the connecting frame, the chair seat is provided with the connecting block, the sliding piece is connected to the connecting block and penetrates through the walking positioning groove, the chair seat slides, the chair seat drives the connecting block, the connecting block drives the sliding piece to slide in the walking positioning groove, the sliding piece is limited in the walking positioning groove after the chair seat is adjusted, and the chair back is driven to rotate by a corresponding angle in the sliding process of the chair seat;

the walking positioning groove comprises a walking groove and a plurality of clamping grooves which can enable the sliding part to be clamped, the clamping grooves are communicated with the walking groove, the walking groove is used for sliding the sliding part, the clamping grooves are used for positioning the sliding part, and the sliding part is connected with the connecting block which is connected with the chair seat, so that the sliding and positioning of the chair seat can be realized;

the sliding part is a bolt, and the end of the sliding part, which penetrates out of the walking positioning groove, is connected with a connecting nut;

the two connecting frames are oppositely arranged on the bottom frame of the chair, the two connecting blocks are oppositely arranged on two sides of the chair seat, the two connecting frames are opposite to the two connecting blocks one by one, sliding pieces are respectively connected on the two connecting blocks in a penetrating manner, the two sliding pieces are connected with the connecting frames in a sliding manner, and the stability of the sliding of the chair seat is better;

the chair back is provided with a first connecting body, the chair seat is provided with a second connecting body, the first connecting body is hinged with the second connecting body, and the first connecting body and the second connecting body facilitate the hinging of the chair back and the chair seat;

the first connecting body and the second connecting body are two, the first connecting body and the second connecting body are opposite to each other, and the seat and the back of the chair are hinged through two positions, so that the linkage effect of the seat and the back of the chair is better;

the chair back is rotatably connected to the rotating shaft, and the chair seat slides to drive the chair back to rotate around the rotating shaft;

the chair back is characterized in that two rotating shafts are arranged on the armrests and are arranged oppositely, two sides of the chair back are connected with the rotating shafts respectively and can rotate around the two rotating shafts, and the two rotating shafts enable the chair back to rotate stably.

Compared with the prior art, the utility model has the advantages as follows:

through the seat support slip, the seat support slides along with the slider slides on the walking constant head tank, the seat support slides and drives the articulated back of the chair and rotates, when the back of the chair rotates required angle, make the slider be positioned on the walking constant head tank, perhaps can also be through rotating the back of the chair, make the back of the chair rotate required position, the back of the chair drives articulated seat support and removes, the slider slides on the walking constant head tank and is positioned on the walking constant head tank at last, therefore, can simply realize back of the chair seat support linkage regulation fast through adjusting the seat support or the back of the chair, chair simple structure, it is also convenient to.

Drawings

Fig. 1 is an exploded view of the chair of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1.

In the drawings, 1, a chair base frame; 2. a handrail; 3. a chair seat; 4. a chair back; 5. a slider; 6. a connecting frame; 7. a walking positioning groove; 8. connecting blocks; 9. a connecting nut; 10. a traveling groove; 11. a card slot; 12. a first connecting body; 13. a second connecting body; 14. a rotating shaft.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the chair of the present invention comprises a chair bottom frame 1, two armrests 2, a chair seat 3 and a chair back 4, wherein the armrests 2 are disposed on the chair bottom frame 1, two connecting frames 6 are fixedly disposed on the chair bottom frame 1, the two connecting frames 6 are oppositely disposed on the chair bottom frame 1, the connecting frames 6 are provided with walking positioning grooves 7, the walking positioning grooves 7 comprise walking grooves 10 and a plurality of clamping grooves 11, the clamping grooves 11 are communicated with the walking grooves 10, the chair seat 3 is fixedly provided with two connecting blocks 8, the two connecting blocks 8 are oppositely disposed on two sides of the chair seat 3, the two connecting frames 6 are opposite to the two connecting blocks 8, a sliding member 5 is connected to the connecting blocks 8 and passes through the walking positioning grooves 7, preferably, the sliding member 5 is a bolt, a connecting nut 9 is connected to a bolt through end, the chair back 4 is hinged to the chair seat 3, the chair, be equipped with two relative connectors two 13 on the seat support 3, two connectors one 12 and two connectors two 13 one-to-one, connector one 12 and two 13 through the round pin hub connection or through screw nut connection of connector, seat support 3 is articulated through two positions with the back of the chair 4, it is better to make seat support 3 and the back of the chair 4 linkage effect, be equipped with two pivots 14 on handrail 2, two pivots 14 set up relatively, 4 both sides of the back of the chair are connected with pivot 14 respectively and can rotate around two pivots 14, two pivots 14 make back of the chair 4 can stable rotation.

Seat support 3 slides, and seat support 3 drives connecting block 8, and connecting block 8 drives slider 5 and slides in

walking groove

10, and 3 slip in-process of seat support drive the back of the chair 4 and revolute 14 rotations of axle, when the back of the chair 4 revolutes 14 rotations of axle to required angle, 5 joints of slider are in draw-in groove 11, just can simply accomplish the linkage regulation of the 4 seat supports 3 of the back of the chair fast.

Because the back of the chair 4 rotates to be connected on handrail 2, can also rotate the back of the chair 4, make the back of the chair 4 rotate to required position, the back of the chair 4 drives articulated seat support 3 and moves, seat support 3 drives connecting block 8, and connecting block 8 drives slider 5 and slides in walking groove 10 and makes slider 5 joint in draw-in groove 11 at last to just can realize back of the chair 4 seat support 3 coordinated regulation simply fast.

Therefore, the chair seat 3 or the chair back 4 can be adjusted simply and quickly to realize the linkage adjustment of the chair back 4 and the chair seat 3, and the chair has simple structure and convenient manufacture.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a chair, includes chair chassis (1), handrail (2), seat support (3) and back of the chair (4), handrail (2) are located on chair chassis (1), a serial communication port, be equipped with slider (5) on seat support (3), be equipped with walking constant head tank (7) on chair chassis (1), slider (5) are worn to locate on walking constant head tank (7) and can slide and spacing on walking constant head tank (7), back of the chair (4) and seat support (3) are articulated, back of the chair (4) rotate to be connected on handrail (2).

2. The chair according to claim 1, wherein the seat (3) is fixedly provided with a connecting frame (6), the walking positioning groove (7) is formed in the connecting frame (6), the seat (3) is provided with a connecting block (8), and the sliding member (5) is connected to the connecting block (8) and penetrates through the walking positioning groove (7).

3. The chair according to claim 1 or 2, wherein the walking positioning groove (7) comprises a walking groove (10) and a plurality of clamping grooves (11) which enable the sliding piece to be clamped, and the plurality of clamping grooves (11) are communicated with the walking groove (10).

4. The chair according to claim 1 or 2, wherein the sliding member (5) is a bolt, and the end of the sliding member (5) penetrating through the walking positioning groove (7) is connected with a connecting nut (9).

5. The chair according to claim 2, characterized in that the number of the connecting frames (6) is two, two connecting frames (6) are oppositely arranged on the chair bottom frame (1), the number of the connecting blocks (8) is two, two connecting blocks (8) are oppositely arranged on two sides of the chair seat (3), and two connecting frames (6) are opposite to two connecting blocks (8).

6. The chair according to claim 1 or 2, wherein the backrest (4) is provided with a first connecting body (12), the seat (3) is provided with a second connecting body (13), and the first connecting body (12) and the second connecting body (13) are hinged.

7. The chair according to claim 6, wherein there are two first connecting bodies (12) and two second connecting bodies (13), and the two first connecting bodies (12) and the two second connecting bodies (13) are opposite to each other.

8. A chair as claimed in claim 1 or 2, wherein the armrest (2) is provided with a pivot (14), and the backrest (4) is pivotally connected to the pivot (14).

9. The chair according to claim 8, wherein two rotating shafts (14) are arranged on the armrests (2), the two rotating shafts (14) are arranged oppositely, and two sides of the chair back (4) are respectively connected with the rotating shafts (14) and can rotate around the two rotating shafts (14).