CN211984654U

CN211984654U - Inclination and elevation force adjusting device of office chair

Info

Publication number: CN211984654U
Application number: CN202020495471.5U
Authority: CN
Inventors: 许秀真
Original assignee: Anji Ka Bei Long Furniture Co ltd
Current assignee: Anji Ka Bei Long Furniture Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-11-24
Anticipated expiration: 2030-04-08

Abstract

The utility model discloses an office chair's dynamics adjusting device that inclines, including the office chair body, the office chair body includes seat support and back, the lower extreme fixed weld of seat support has the fixed column, the lower extreme fixed weld of fixed column has the backup pad, the fixed welding of upper end one side of backup pad has Z shape connecting rod, the fixed welding of one end of Z shape connecting rod has the sleeve pipe, the spring post is installed to sheathed tube internal thread, the back articulates in one side of seat support. The utility model discloses a fixed welding has the Z connecting rod in upper end one side of backup pad to there is the sleeve pipe at the fixed welding of the one end of Z connecting rod, and install the spring post at sheathed tube inside screw thread, and have turning handle at the fixed welding of the one end of spring post outer tube, when in-service use, can drive the spring post through rotatory turning handle and remove, because the interior pole of spring post is contradicted on the lateral wall of kicking block, thereby can adjust the power of inclining of back.

Description

Inclination and elevation force adjusting device of office chair

Technical Field

The utility model relates to an office chair technical field specifically is an office chair's dynamics of heeling adjusting device.

Background

The chair is indispensable in life, can obtain a rest mode under an environment, for example in the family, in the school, in the company, everywhere can see, the chair that uses in the office is called office chair, along with the rapid development of economy now, the enterprise is more and more, and office chair's demand is also or more and more, and office chair also can receive people's attention more, and in nervous day work, a comfortable office chair is more and more important.

The back power of leaning on of office chair directly influences the comfort level of office chair, and the power of leaning on of most office chair back all relies on the elasticity of back self to reach at present, can not adjust, when the people of different heights or weight sat on the surface, can't adjust the power of leaning on comfortable degree according to the actual demand, therefore we provide the power adjusting device that leans on of an office chair.

Disclosure of Invention

An object of the utility model is to provide an office chair's dynamics of heeling adjusting device, this device can adjust the power of heeling of office chair back according to the user demand of reality to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an office chair's dynamics of heeling on adjusting device, includes the office chair body, the office chair body includes seat support and back, the lower extreme fixed weld of seat support has the fixed column, the lower extreme fixed weld of fixed column has the backup pad, the fixed weld in upper end one side of backup pad has the Z shape connecting rod, the fixed weld in one end of Z shape connecting rod has the sleeve pipe, the spring post is installed to sheathed tube internal thread, the back articulates in one side of seat support, fixed weld has the kicking block on the lateral wall of back, the one end of spring post is contradicted on the lateral wall of kicking block.

Preferably, a threaded inner sleeve is fixedly sleeved on the outer wall of the spring column, the sleeve is provided with an internal thread, and the threaded inner sleeve is installed inside the sleeve in a threaded manner.

Preferably, the spring post includes outer tube, interior pole and compression spring, the one end of interior pole slides and pegs graft in the inside of outer tube, and the fixed welding of the one end of interior pole has the stopper, compression spring installs in the inside of outer tube, compression spring's one end is contradicted in the interior bottom of outer tube, and compression spring's the other end is contradicted in the lower extreme of stopper.

Preferably, a rotating handle is fixedly welded at one end of the outer pipe, and oblique stripes are arranged on the outer wall of the rotating handle.

Preferably, the lower end of the supporting plate is fixedly bonded with a rubber pad, and the rubber pad is a rubber pad with a rough surface.

Preferably, the side walls of the seat and the backrest are provided with elastic pads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a fixed welding has the Z connecting rod in upper end one side of backup pad to there is the sleeve pipe at the fixed welding of the one end of Z connecting rod, and install the spring post at sheathed tube inside screw thread, and have turning handle at the fixed welding of the one end of spring post outer tube, when in-service use, can drive the spring post through rotatory turning handle and remove, because the interior pole of spring post is contradicted on the lateral wall of kicking block, thereby can adjust the power of inclining of back.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the sleeve of the present invention;

fig. 3 is a schematic structural view of the spring post of the present invention.

In the figure: 1. an office chair body; 2. a chair seat; 3. a backrest; 4. fixing a column; 5. a support plate; 6. a Z-shaped connecting rod; 7. a sleeve; 8. a spring post; 9. a top block; 10. a threaded inner sleeve; 11. an outer tube; 12. an inner rod; 13. a compression spring; 14. a limiting block; 15. rotating the handle; 16. and (7) a rubber pad.

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 a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

an inclination and elevation force adjusting device of an office chair comprises an office chair body 1, wherein the office chair body 1 comprises a chair seat 2 and a backrest 3, a fixed column 4 is fixedly welded at the lower end of the chair seat 2, a supporting plate 5 is fixedly welded at the lower end of the fixed column 4, a Z-shaped connecting rod 6 is fixedly welded at one side of the upper end of the supporting plate 5, a rubber pad 16 is fixedly bonded at the lower end of the supporting plate 5, the rubber pad 16 is a rubber pad with a rough surface, and elastic pads are arranged on the side walls of the chair seat 2 and the backrest 3;

a sleeve 7 is fixedly welded at one end of the Z-shaped connecting rod 6, a spring column 8 is installed in the sleeve 7 through threads, a threaded inner sleeve 10 is fixedly sleeved on the outer wall of the spring column 8, the sleeve 7 is set to be a sleeve with an internal thread formed inside, the threaded inner sleeve 10 is installed in the sleeve 7 through threads, the spring column 8 comprises an outer tube 11, an inner rod 12 and a compression spring 13, one end of the inner rod 12 is inserted in the outer tube 11 in a sliding mode, a limiting block 14 is fixedly welded at one end of the inner rod 12, the compression spring 13 is installed in the outer tube 11, one end of the compression spring 13 abuts against the inner bottom of the outer tube 11, the other end of the compression spring 13 abuts against the lower end of the limiting block 14, a rotating handle 15 is fixedly welded at one end of the outer tube 11, oblique stripes are arranged on the outer wall of the rotating handle 15, the backrest 3 is hinged, one end of the spring column 8 abuts against the side wall of the top block 9.

The working principle is as follows: this device has Z shape connecting rod 6 through the fixed welding in upper end one side of backup pad 5, and the fixed welding in the one end of Z shape connecting rod 6 has sleeve pipe 7, and install spring post 8 at the internal thread of sleeve pipe 7, and the fixed welding has turning handle 15 in the one end of 8 outer tubes 11 of spring post, when the in-service use, can drive spring post 8 through rotatory turning handle 15 and remove, because interior pole 12 of spring post 8 is contradicted on the lateral wall of kicking block 9, thereby can adjust the power of fascinating of back 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an office chair's dynamics of leaning on and lying adjusting device, includes office chair body (1), its characterized in that: office chair body (1) includes seat support (2) and back (3), the lower extreme fixed weld of seat support (2) has fixed column (4), the lower extreme fixed weld of fixed column (4) has backup pad (5), the fixed weld in upper end one side of backup pad (5) has Z shape connecting rod (6), the fixed weld in one end of Z shape connecting rod (6) has sleeve pipe (7), spring post (8) are installed to the internal thread of sleeve pipe (7), back (3) articulate in one side of seat support (2), fixed weld has kicking block (9) on the lateral wall of back (3), the one end of spring post (8) is contradicted on the lateral wall of kicking block (9).

2. An office chair reclining force adjustment device as defined in claim 1, wherein: the outer wall of the spring column (8) is fixedly sleeved with a threaded inner sleeve (10), the sleeve (7) is provided with an internal thread, and the threaded inner sleeve (10) is installed inside the sleeve (7) in a threaded mode.

3. An office chair reclining force adjustment device as defined in claim 1, wherein: spring post (8) include outer tube (11), interior pole (12) and compression spring (13), the one end of interior pole (12) slides and pegs graft in the inside of outer tube (11), and the fixed welding of the one end of interior pole (12) has stopper (14), compression spring (13) are installed in the inside of outer tube (11), the one end of compression spring (13) is contradicted in the interior bottom of outer tube (11), and the other end of compression spring (13) is contradicted in the lower extreme of stopper (14).

4. An office chair reclining force adjustment device as defined in claim 3, wherein: one end of the outer pipe (11) is fixedly welded with a rotating handle (15), and the outer wall of the rotating handle (15) is provided with oblique stripes.

5. An office chair reclining force adjustment device as defined in claim 1, wherein: the lower end of the supporting plate (5) is fixedly bonded with a rubber pad (16), and the rubber pad (16) is a rubber pad with a rough surface.

6. An office chair reclining force adjustment device as defined in claim 1, wherein: elastic pads are arranged on the side walls of the chair seat (2) and the backrest (3).