CN210672736U

CN210672736U - Adjustable chair

Info

Publication number: CN210672736U
Application number: CN201921901315.8U
Authority: CN
Inventors: 高永祥; 周金辉
Original assignee: Zhejiang Institute of Mechanical and Electrical Engineering Co Ltd
Current assignee: Hangzhou Chuanghui Intellectual Property Agency Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-06-05
Anticipated expiration: 2029-11-06

Abstract

An adjustable chair comprises chair legs, wherein air rods are arranged on the chair legs, supporting parts are fixedly connected to the air rods, cushions are arranged on the supporting parts, and armrests are fixedly connected to the supporting parts; the end part of one side of the supporting part is rotatably connected with a backrest, two adjacent side surfaces of the supporting part and the backrest are respectively rotatably connected with a sleeve, and one end of the sleeve, far away from the supporting part, is provided with a threaded hole; the backrest and the sleeve are in rotary connection with a connecting rod on the same side face, and through holes with uniform intervals are formed in the connecting rod; the connecting rod is sleeved in the sleeve, the through hole is coaxial with the threaded hole, the threaded hole is in threaded connection with the threaded rod, and the threaded rod is inserted into the through hole. The utility model discloses adjustable chair cup joints in the cover through the connecting rod, can adjust the inclined position of back at will, simple structure, and convenience safe in utilization can satisfy different users back inclination's when to having a rest demand.

Description

Adjustable chair

Technical Field

The utility model relates to the technical field of furniture, concretely relates to adjustable chair.

Background

The chair is a daily life apparatus, is the indispensable thing to sit on of office, and office staff must sit on the chair for a long time during the working period, sits easily waist soreness back pain for a long time, also often sits on the office chair to solve during noon break simultaneously, can not lie with the help of the chair and have a rest, sits and has a noon break easily four limbs and can not stretch and relax and uncomfortable, also has some seats that can set level the back of the chair among the prior art, but its design is complicated, and the price is more expensive. How to solve the technical problems is a technical problem to be solved in the technical field of furniture at present.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the embodiment of the utility model provides an adjustable chair to solve the problem that proposes among the above-mentioned background art.

The utility model provides a following technical scheme: comprises chair legs and is characterized in that: the chair legs are provided with air rods, the air rods are fixedly connected with supporting parts, the supporting parts are provided with cushions, and the supporting parts are fixedly connected with armrests; the end part of one side of the supporting part is rotatably connected with a backrest, two adjacent side surfaces of the supporting part and the backrest are respectively rotatably connected with a sleeve, and one end of the sleeve, far away from the supporting part, is provided with a threaded hole; the backrest and the sleeve are in rotary connection with a connecting rod on the same side face, and through holes with uniform intervals are formed in the connecting rod; the connecting rod is sleeved in the sleeve, the through hole is coaxial with the threaded hole, the threaded hole is in threaded connection with the threaded rod, and the threaded rod is inserted into the through hole.

Preferably, the backrest is connected with the back cushion in a sliding mode.

Preferably, the back includes the frame, the frame is equipped with ventilative back, just the frame is equipped with fore-and-aft spliced pole, it has the fretwork spout to open on the spliced pole, the cushion slides on the fretwork spout through tight lock adjustment mechanism connection cushion.

Preferably, the locking and adjusting mechanism comprises an adjusting knob and a screw rod connected with the adjusting knob, and the screw rod is in threaded connection with the back cushion.

Preferably, the chair legs are connected with rollers in a rolling manner.

Preferably, one end of the supporting part, which is far away from the backrest, is slidably connected with the foot rest.

Preferably, the foot support comprises a cross rod, two ends of the cross rod are respectively and fixedly connected with guide rods, and the guide rods are connected with two sides of the supporting part in a sliding manner.

The embodiment of the utility model provides a pair of adjustable chair has following beneficial effect: the adjustable chair of the utility model is sleeved in the sleeve through the connecting rod, the inclined position of the backrest can be adjusted at will, the structure is simple, the use is safe and convenient, and the requirements of different users on the inclination angle of the backrest during rest can be met; the back cushion is connected with the backrest in a sliding way, the position of the back cushion on the backrest can be adjusted at will, the back cushion can be adjusted below the backrest when the user sits on the backrest, and the back cushion can be adjusted above the backrest to be used as a pillow when the user lies on the backrest.

Drawings

FIG. 1 is a schematic view of an adjustable chair according to the present invention;

FIG. 2 is a schematic structural view of the adjustable chair of the present invention in a flat state;

FIG. 3 is a schematic cross-sectional view of the connecting rod sleeved in the sleeve of the present invention;

FIG. 4 is a rear view of the adjustable chair of the present invention;

1. the chair comprises a gas rod, 2 chair legs, 3 supporting parts, 4 seat cushions, 5 armrests, 6 backrest, 7 back cushions, 8 connecting rods, 8-1 through holes, 9 sleeves, 10 threaded rods, 11 connecting columns, 12 hollowed-out sliding grooves, 13 locking adjusting mechanisms, 14 cross rods and 15 guide rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Embodiment 1, refer to fig. 1, fig. 2 and fig. 3, fig. 1 the utility model relates to an adjustable chair's structural schematic diagram, fig. 2 is the utility model discloses structural schematic diagram when adjustable chair is flat, fig. 3 is the utility model discloses the connecting rod cup joints at the section schematic diagram in the cover pipe, the utility model relates to an adjustable chair, including chair foot 2, characterized by: the chair leg 2 is provided with an air rod 1, the air rod 1 is fixedly connected with a supporting part 3, the supporting part 3 is provided with a cushion 4, and the supporting part 3 is fixedly connected with a handrail 5; the end part of one side of the support part 3 is rotatably connected with a backrest 6, two adjacent side surfaces of the support part 3 and the backrest 6 are respectively rotatably connected with a sleeve 9, and one end of the sleeve 9, far away from the support part 3, is provided with a threaded hole; the backrest 6 and the sleeve 9 are connected with a connecting rod 8 in a rotating mode on the same side face, and through holes 8-1 are uniformly arranged on the connecting rod 8 at intervals; the connecting rod 8 is sleeved in the sleeve 9, the through hole 8-1 is coaxial with the threaded hole, the threaded hole is in threaded connection with the threaded rod 10, and the threaded rod 10 is inserted into the through hole 8-1.

In this embodiment, fig. 1 shows a use state when a user can sit on a chair for normal office work, and when a rest is needed, the threaded rod 10 is adjusted, the threaded rod 10 is pulled out from the through hole 8-1, and the backrest 6 is placed obliquely downwards at a certain angle until the backrest is placed at a comfortable inclined position where the user can lie down, as shown in fig. 2. At this time, the link 8 is gradually pulled out of the sleeve 9 as the backrest 6 moves in the sleeve 9, and the threaded rod 10 is inserted into the through hole 8-1 and fixed after the adjustment of the inclination angle of the backrest 6 is completed.

The preferred brand name of the air rod 1 is plastic excellent, the model is 33000 air rod, and the height of the chair can be adjusted; the cushion 4 is internally provided with sponge, preferably high-density PU forming foam, and has good resilience performance and difficult deformation.

Embodiment 2, referring to fig. 4, fig. 4 is a rear view of the adjustable chair of the present invention, wherein a back cushion 7 is slidably connected to the backrest 6; the backrest 6 comprises a frame 6-1, the frame 6-1 is provided with a breathable backrest surface, the frame 6-1 is provided with a longitudinal connecting column 11, a hollow chute 12 is formed in the connecting column 11, and the back cushion 7 is connected with the back cushion 7 through a locking adjusting mechanism 13 and slides on the hollow chute 12; the locking adjusting mechanism 13 comprises an adjusting knob and a screw rod connected with the adjusting knob, and the screw rod is in threaded connection with the back cushion 7.

The backrest 6 is connected with the cushion 7 in a sliding mode, the position of the cushion 7 on the backrest 6 can be adjusted at will, the cushion 7 can be adjusted below the backrest 6 when the user sits on the chair, and the cushion 7 can be adjusted above the backrest 6 to be used as a pillow when the user lies on the chair.

The using method comprises the following steps: the adjusting knob is rotated to loosen the screw rod from the cushion 7, the screw rod is pulled to slide the cushion 7 upwards or downwards to a proper position, and the screw rod is tightened to fix the cushion 7.

Embodiment 3, referring to fig. 3, fig. 3 is a schematic cross-sectional view of the connecting rod sleeved in the sleeve of the present invention, the number of the through holes 8-1 is multiple, and the through holes 8-1 can realize the rotation adjustment of the backrest 6 to a larger inclination angle.

The breathable back surface can be made of mesh fabric, is soft and high in toughness, is warm in winter and cool in summer, and is high in wear resistance and convenient to clean; the back cushion material is the sponge, and preferred high density PU shaping bubble is cotton, and its resilience performance is good, non-deformable.

Furthermore, the chair legs 1 are connected with the rollers in a rolling manner, so that the chair can roll freely.

Furthermore, one end of the support part 3, which is far away from the backrest 6, is slidably connected with the foot rest; the foot support comprises a cross rod 14, two ends of the cross rod 14 are respectively fixedly connected with guide rods 15, and the guide rods 15 are slidably connected with two sides of the supporting part 3. The user can draw out the foot supports when lying and place the feet, and the user can insert the foot supports into the two sides of the supporting part 3 when not in use. It should be noted that, the manner of slidably connecting the foot rests may be a sliding connection using a pulley rail, and the pulley rail connection belongs to a conventional technical scheme in furniture design and manufacture, such as a sliding connection of a drawer.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept, and all such alterations and modifications shall fall within the scope of the appended claims.

Claims

1. An adjustable chair, includes chair foot (2), characterized by: the chair leg (2) is provided with a gas rod (1), the gas rod (1) is fixedly connected with a supporting part (3), the supporting part (3) is provided with a cushion (4), and the supporting part (3) is fixedly connected with a handrail (5); the end part of one side of the supporting part (3) is rotatably connected with a backrest (6), two adjacent side surfaces of the supporting part (3) and the backrest (6) are respectively rotatably connected with a sleeve (9), and one end, far away from the supporting part (3), of the sleeve (9) is provided with a threaded hole; the backrest (6) and the sleeve (9) are connected with a connecting rod (8) in a rotating mode on the same side face, and through holes (8-1) are uniformly arranged on the connecting rod (8) at intervals; the connecting rod (8) is sleeved in the sleeve (9), the through hole (8-1) is coaxial with the threaded hole, the threaded hole is in threaded connection with the threaded rod (10), and the threaded rod (10) is inserted into the through hole (8-1).

2. An adjustable chair as claimed in claim 1, wherein: the backrest (6) is connected with a back cushion (7) in a sliding way.

3. An adjustable chair as claimed in claim 2, wherein: the backrest (6) comprises a frame (6-1), the frame (6-1) is provided with a breathable backrest surface, the frame (6-1) is provided with a longitudinal connecting column (11), a hollowed-out sliding groove (12) is formed in the connecting column (11), and the back cushion (7) is connected with the back cushion (7) through a locking adjusting mechanism (13) and slides on the hollowed-out sliding groove (12).

4. An adjustable chair as claimed in claim 3, wherein: the locking adjusting mechanism (13) comprises an adjusting knob and a screw rod connected with the adjusting knob, and the screw rod is in threaded connection with the back cushion (7).

5. An adjustable chair as claimed in claim 1, wherein: the chair legs (2) are connected with rollers in a rolling way.

6. An adjustable chair as claimed in claim 1, wherein: one end of the supporting part (3) far away from the backrest (6) is connected with the foot support in a sliding mode.

7. An adjustable chair as claimed in claim 6, wherein: the foot support comprises a cross rod (14), two ends of the cross rod (14) are respectively fixedly connected with guide rods (15), and the guide rods (15) are connected with two sides of the supporting part (3) in a sliding mode.

8. An adjustable chair as claimed in claim 1, wherein: the number of the through holes (8-1) is multiple.