CN218942656U

CN218942656U - Office chair with adjustable armrests

Info

Publication number: CN218942656U
Application number: CN202223343699.0U
Authority: CN
Inventors: 沈国梁; 严尧
Original assignee: Zhejiang Dadong Chair Industry Co ltd
Current assignee: Zhejiang Dadong Chair Industry Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-02
Anticipated expiration: 2032-12-13

Abstract

The utility model provides an office chair with adjustable armrests, which relates to the technical field of office chairs and comprises a chair seat body, wherein two supporting plates are fixedly arranged at the top of the chair seat body, and a plurality of limiting holes are formed in the front surface and the rear surface of each supporting plate. According to the utility model, when the armrest is used, a user presses the fixing rods on the front surface and the rear surface of the support plate, so that the fixing rods move towards the direction of the fixing blocks, the springs are extruded while moving, the fixing rods slide out of the corresponding limiting holes and slide into the support plate, the telescopic plates lose the limiting of the fixing rods at the moment and can slide in the support plate, the height of the armrest body is adjusted by adjusting the positions of the telescopic plates, so that the armrest is suitable for the requirements of different users, the effect of conveniently adjusting the height is achieved, and in addition, the sponge cushion is arranged at the top of the armrest body, so that the comfort level of the user when the arms are put on can be improved.

Description

Office chair with adjustable armrests

Technical Field

The utility model relates to the technical field of office chairs, in particular to an office chair with an adjustable armrest.

Background

Office chairs are various chairs equipped for convenience in daily work and social activities. Along with the modern progress of society, the development of office chairs is gradually advanced, the most basic bench is developed into a chair with a backrest, and the chair with the backrest and armrests is developed, so that the continuous improvement and innovation of people on the office chairs are embodied. The most common office chairs today consist of a back, a seat, legs and armrests.

In the prior art, as disclosed in chinese patent No. CN217488059U, an office chair comprises a chair back, a chair seat, a headrest portion and a lumbar support mechanism, wherein the bottom end of the chair back is connected with one end of the chair seat; the other end of the adjusting piece is movably inserted on the chair back, and can longitudinally adjust the distance between the headrest part and the chair back relative to the chair back; so as to achieve the optimal rest posture of different human body bearing. In the above patent, although the office chair can longitudinally adjust the distance between the headrest and the back; in order to achieve the best resting posture when different human body are seated, but the patent still has the improvable place, for example, in the use process of the existing office chair, the backrest angle and the self height of the existing office chair can be adjusted, a user can put the arm on the armrest for comfort when using the office chair, but the armrest is inconvenient to adjust, and different users can not find a proper position to put when using, so that the user is uncomfortable when supporting the arm, the comfort of the office chair is affected, and the requirements of different users are difficult to meet.

Disclosure of Invention

The utility model aims to solve the problem of the prior art in the use process of the existing office chair, and provides an office chair with an adjustable armrest.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an office chair with adjustable armrests, includes the seat support body, the top fixed mounting of seat support body has two backup pads, two a plurality of spacing holes have all been seted up to the front surface and the rear surface of backup pad, two the inside of backup pad is all movable to inlay and is equipped with the expansion plate, two the equal fixed mounting in top of expansion plate has the armrests body, two the equal fixed mounting in inside of expansion plate has the reinforcing plate, two the equal fixed mounting in top of reinforcing plate has the fixed block, two the equal fixed mounting in both sides surface of fixed block has multisection telescopic link, a plurality of the equal movable sleeve of the surface of multisection telescopic link is equipped with the spring, a plurality of the equal fixed mounting in one end of multisection telescopic link has the dead lever.

Preferably, the top of seat support body is provided with the back of the chair body, two the equal fixed mounting in top of handrail body has the foam-rubber cushion, the front surface of back of the chair body is provided with the cushion, two the equal fixed mounting in bottom of handrail body has a plurality of couples.

Preferably, two limiting grooves are formed in two opposite sides of the inner portion of the supporting plate, and limiting blocks are fixedly mounted on the outer surfaces of two sides of the telescopic plate.

Preferably, the outer surfaces of the limiting blocks are movably embedded in the limiting grooves, and one ends of the fixing rods movably penetrate through the outer surfaces of the two expansion plates.

Preferably, the outer surfaces of the fixing rods close to one end are movably embedded in the limiting holes, one ends of the springs are fixedly mounted on the inner walls of the fixing rods, and the springs are equally divided into two groups.

Preferably, one group of springs are fixedly arranged on the front surfaces of the two fixed blocks, and the other group of springs are fixedly arranged on the rear surfaces of the two fixed blocks.

Preferably, a fixing plate is fixedly arranged on the outer surface of one side of the armrest body, and a bottom bracket is fixedly arranged at the bottom of the fixing plate.

Preferably, the outer surface of the fixed plate is fixedly provided with a cup clamp, the outer surface of the chair back body is movably sleeved with an elastic belt, and two ends of the elastic belt are fixedly arranged on the outer surfaces of two sides of the back cushion.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. the user is through pressing the dead lever with backup pad front surface and rear surface for the dead lever removes to the direction of fixed block, can extrude the spring when removing, and the dead lever is from the inside roll-off of corresponding spacing hole, and inside the roll-in backup pad, the expansion plate loses the spacing of dead lever this moment, can slide inside the backup pad, when upwards pulling the expansion plate to suitable position, the elasticity of spring promotes the dead lever and slides into the spacing hole inside that corresponds, it is fixed with the expansion plate after the adjustment, improve the height of handrail body, move the expansion plate downwards on the contrary, can reduce the height of handrail body, thereby reach the effect of being convenient for height-adjusting. When a user sits on the office chair, the telescopic plate can be adjusted up and down according to actual requirements, so that the proper height of the armrest body is adjusted to adapt to the requirements of different users. In addition, the top of handrail body has set up the foam-rubber cushion, can improve the comfort level when user's arm is put up.

2. The back cushion is arranged on the front surface of the chair back body, so that the overall comfort of a user sitting on the office chair is improved; the bottom of the armrest body is provided with a plurality of hooks, so that a user can conveniently hang and put some articles; the outer surface of one of them handrail body has set up the collet, can put the cup in the recess at collet top, under the effect of cup clamp, prevents that the cup from rocking and falling. The variety of the using functions of the handrail body is increased through the hooks and the bottom brackets.

Drawings

FIG. 1 is a front perspective view of an office chair with adjustable armrests in accordance with the present utility model;

FIG. 2 is an expanded perspective view of a support plate in an office chair with adjustable armrests in accordance with the present utility model;

FIG. 3 is a cross-sectional exploded perspective view of a telescoping plate in an armrest-adjustable office chair according to the present utility model;

fig. 4 is a sectional exploded perspective view showing a fixing rod in an office chair with an adjustable armrest according to the present utility model.

In the figure, 1, a seat body; 2. a chair back body; 3. a back cushion; 4. an elastic band; 5. a support plate; 6. a telescoping plate; 7. a handrail body; 8. a sponge cushion; 9. a limiting hole; 10. a limit groove; 11. a fixed rod; 12. a limiting block; 13. a hook; 14. a fixing plate; 15. a bottom support; 16. a cup holder; 17. a fixed block; 18. a reinforcing plate; 19. a spring; 20. a multi-section telescopic rod.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

In embodiment 1, as shown in fig. 1-4, the utility model provides an office chair with adjustable armrests, which comprises a seat body 1, two support plates 5 are fixedly arranged at the top of the seat body 1, a plurality of limit holes 9 are respectively formed in the front surface and the rear surface of the two support plates 5, expansion plates 6 are respectively and movably embedded in the two support plates 5, an armrest body 7 is fixedly arranged at the top of the two expansion plates 6, reinforcing plates 18 are respectively and fixedly arranged in the two expansion plates 6, fixing blocks 17 are respectively and fixedly arranged at the top of the two reinforcing plates 18, a plurality of telescopic rods 20 are respectively and fixedly arranged on the outer surfaces of two sides of the two fixing blocks 17, springs 19 are respectively and movably sleeved on the outer surfaces of the plurality of telescopic rods 20, one ends of the plurality of telescopic rods 20 are respectively and fixedly arranged with fixing rods 11, limit grooves 10 are respectively formed in opposite sides of the two support plates 5, limit blocks 12 are respectively and movably embedded in the inner surfaces of the plurality of limit grooves 10, one ends of the plurality of fixing rods 11 are respectively and movably penetrated through the two plates 6 and fixedly arranged on the inner surfaces of the two fixing blocks 19, one end faces of the two fixing blocks 19 are fixedly arranged at the other ends of the two fixing blocks 19, and the other ends of the fixing blocks 19 are fixedly arranged at the two ends of the two fixing blocks 19, and one end faces of the fixing blocks are fixedly arranged at the other ends of the fixing blocks and are fixedly arranged at the other ends of the two fixing blocks 19.

The effect that its whole embodiment 1 reached is, when using, the user is through pressing the dead lever 11 with backup pad 5 front surface and rear surface, make dead lever 11 remove to the direction of fixed block 17, can extrude spring 19 in the time of moving, dead lever 11 is from the inside roll-off of corresponding spacing hole 9, and slide into backup pad 5 inside, telescopic plate 6 loses the spacing of dead lever 11 at this moment, can slide in backup pad 5 inside, when upwards pulling telescopic plate 6 to suitable position, the elasticity of spring 19 promotes dead lever 11 and slides into corresponding spacing hole 9 inside, 6 fixed with telescopic plate after the adjustment, improve the height of handrail body 7, vice versa and move telescopic plate 6, can reduce the height of handrail body 7, thereby reach the effect of being convenient for height-adjusting, when the user sits on the office chair, can be according to actual demand, thereby adjust telescopic plate 6 from top to bottom adjustment position, thereby the suitable height of adjusting handrail body 7, often the top of sponge pad 8 has been set up at the top of supporting body 7, can improve the comfort pad when pulling up 6 to suitable position when putting up to the position, the user's comfort pad is difficult to be reached when the user is put down, the comfort pad is difficult to use, the user can not have been satisfied when the user is difficult to use when the user is difficult to reach the comfort to use, and the comfort is reached when the user is difficult to use when the user is adjusted to use when the user is difficult to use to reach the comfort to use to reach the position.

Embodiment 2, as shown in fig. 1-4, the top of seat support body 1 is provided with back of the chair body 2, and the top of two handrail bodies 7 is all fixed mounting has foam-rubber cushion 8, and the front surface of back of the chair body 2 is provided with cushion 3, and the bottom of two handrail bodies 7 is all fixed mounting has a plurality of couples 13, and one side surface fixed mounting of one of them handrail body 7 has fixed plate 14, and the bottom fixed mounting of fixed plate 14 has collet 15, and the surface fixed mounting of fixed plate 14 has cup clamp 16, and the surface movable sleeve of back of the chair body 2 is equipped with elastic cord 4, and the both ends of elastic cord 4 are all fixed mounting at the both sides surface of cushion 3.

The effect that its whole embodiment 2 reached is, when using, back cushion 3 has been set up to the front surface of back of the chair body 2, the whole comfort when improving the user and sitting office chair, the bottom of handrail body 7 has set up a plurality of couples 13, convenient to use person hangs some articles, for example girls can be used for hanging some backpacks, the surface of one of them handrail body 7 has set up collet 15, can put the cup into the recess at collet 15 top, under the effect of cup clamp 16, prevent that the cup from rocking and falling down, the diversification of handrail body 7 service function has been increased through couple 13 and collet 15.

Working principle: when using, the user is through pressing the dead lever 11 with backup pad 5 front surface and rear surface for dead lever 11 moves to the direction of fixed block 17, can extrude spring 19 in the removal, dead lever 11 is from the inside roll-off of corresponding spacing hole 9, and roll-in backup pad 5 is inside, the expansion plate 6 loses the spacing of dead lever 11 this moment, can slide in backup pad 5 inside, when upwards pulling expansion plate 6 to suitable position, the elasticity of spring 19 promotes the dead lever 11 and slides in the spacing hole 9 inside that corresponds, fix expansion plate 6 after will adjusting, improve the height of handrail body 7, otherwise move expansion plate 6 downwards, can reduce the height of handrail body 7, thereby reach the effect of being convenient for adjust the height, when the user sits on the office chair, can select to adjust expansion plate 6 from top to bottom the adjustment position, thereby adjust the suitable height of handrail body 7, adapt to different user's demand, the top of handrail body 7 has set up foam-rubber cushion 8 in addition, comfort level when upwards pulling expansion plate 6 to suitable position, when the body is used, the back of chair 2 has been set up to slide into corresponding spacing hole 9, the user's height is convenient for the user's cup is put down in the cup 15, the user's bottom of the cup is set up to the user's cup 15 has been set up to the bottom the user's cup 15 in the bottom of the seat, the cup has been set up the bottom of the cup 15 is more than the user's bottom has been convenient for the cup 15, the user has set up the bottom cup 15 to have more than the cup 15, and has set up the user's cup 15 has had the bottom cup 15, and has had the cup 15 has been convenient for the cup 15.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. An office chair with adjustable armrests, comprising a seat body (1), characterized in that: two supporting plates (5) are fixedly arranged at the top of the chair seat body (1), a plurality of limiting holes (9) are respectively formed in the front surface and the rear surface of each supporting plate (5), telescopic plates (6) are movably embedded in the two supporting plates (5), handrail bodies (7) are fixedly arranged at the tops of the two telescopic plates (6), reinforcing plates (18) are fixedly arranged in the telescopic plates (6), the top of two reinforcing plate (18) is all fixed mounting has fixed block (17), two the both sides surface of fixed block (17) is all fixed mounting has multisection telescopic link (20), and a plurality of the surface of multisection telescopic link (20) is all movable sleeve and is equipped with spring (19), a plurality of the equal fixed mounting of one end of multisection telescopic link (20) has dead lever (11).

2. An office chair with adjustable armrests according to claim 1, wherein: the chair comprises a chair seat body (1), wherein a chair back body (2) is arranged at the top of the chair seat body (1), sponge cushions (8) are fixedly arranged at the tops of two handrail bodies (7), a back cushion (3) is arranged on the front surface of the chair back body (2), and a plurality of hooks (13) are fixedly arranged at the bottoms of the two handrail bodies (7).

3. An office chair with adjustable armrests according to claim 1, wherein: limiting grooves (10) are formed in one side, opposite to the inner side, of each supporting plate (5), and limiting blocks (12) are fixedly arranged on the outer surfaces of two sides of each telescopic plate (6).

4. An office chair with adjustable armrests according to claim 3, wherein: the outer surfaces of the limiting blocks (12) are movably embedded in the limiting grooves (10), and one ends of the fixing rods (11) movably penetrate through the outer surfaces of the two expansion plates (6).

5. An office chair with adjustable armrests according to claim 1, wherein: the outer surfaces of the fixing rods (11) close to one ends are movably embedded in the limiting holes (9), one ends of the springs (19) are fixedly arranged on the inner walls of the fixing rods (11), and the springs (19) are equally divided into two groups.

6. An armrest-adjustable office chair as claimed in claim 5 wherein: the other ends of one group of springs (19) are fixedly arranged on the front surfaces of the two fixed blocks (17), and the other ends of the other group of springs (19) are fixedly arranged on the rear surfaces of the two fixed blocks (17).

7. An office chair with adjustable armrests according to claim 2, wherein: one side outer surface of the handrail body (7) is fixedly provided with a fixing plate (14), and the bottom of the fixing plate (14) is fixedly provided with a bottom bracket (15).

8. An armrest-adjustable office chair according to claim 7, wherein: the outer surface of fixed plate (14) fixed mounting has cup clamp (16), the surface movable sleeve of back of the chair body (2) is equipped with elastic cord (4), the both ends of elastic cord (4) are all fixed mounting at the both sides surface of cushion (3).