CN218571817U

CN218571817U - Simple office chair with adjustable backrest

Info

Publication number: CN218571817U
Application number: CN202222966146.4U
Authority: CN
Inventors: 黄苗娟; 姚壮群
Original assignee: Guangdong Ailin Technology Co ltd
Current assignee: Guangdong Ailin Technology Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-03-07
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses an adjustable back office chair of plain type relates to office chair technical field, and when solving current office chair and comparatively hot use in weather, user's buttock is sat on the cushion because not ventilate and keep the position of sitting for a long time and can lead to skin damp and hot, can cause the production of dermatosis, is unfavorable for user's healthy problem. Including unable adjustment base, the last joint support arm that is provided with of unable adjustment base, joint support arm and unable adjustment base welded connection, the joint support arm is provided with universal pulley in the one end of keeping away from unable adjustment base, universal pulley stiff end and joint support arm welded connection, the last hydraulic telescoping rod that is provided with of unable adjustment base, hydraulic telescoping rod stiff end and unable adjustment base welded connection, hydraulic telescoping rod is provided with the erection joint bottom plate in the one end of keeping away from unable adjustment base, erection joint bottom plate and hydraulic telescoping rod expansion end welded connection.

Description

Simple office chair with adjustable backrest

Technical Field

The utility model relates to an office chair technical field specifically is an adjustable back office chair of plain type.

Background

An office chair refers to various chairs which are convenient for work in daily work and social activities. Office chairs are divided into a narrow sense and a broad sense by office partners, the narrow office chair refers to a backrest chair on which a person sits when the person works on a desktop in a sitting posture state, the broad sense office chair is all chairs for offices, and comprises a executive chair, a middle class chair, a guest chair, a staff chair, a conference chair, a visitor chair, a training chair and the like, and the broad sense office chair can be divided into a genuine leather office chair, a PU leather office chair, a cloth cover office chair, a mesh cloth office chair, a plastic office chair and the like according to material composition, and can be divided into a boss chair, a working chair, a staff chair, a supervisor chair, a conference chair, a guest chair, a human engineering chair and the like according to the use type, wherein the application number is 201420756583.6 and is a movable backrest office chair; the rear part of the armrest frame extends towards the rear part of the seat cushion to form a backrest hinged support, the lower part of the backrest is arranged between the two backrest hinged supports through a hinge shaft, a stop block matched with the backrest is arranged on the backrest hinged support, and the stop block is in a step shape formed by extending the rear side of the backrest hinged support; the backrest comprises a frame made of metal, the bottom of the frame is arranged between two backrest hinged seats through a hinged shaft, and the upper part of the frame inclines backwards and upwards to form an arc shape; a fan-shaped backrest is arranged in the frame, and the surface of the backrest is coated with breathable mesh cloth. The scheme has the advantages of simple structure, small occupied space and convenient use.

When the office chair is used in hot weather in the using process of the device, the buttocks of a user sitting on the cushion are not ventilated, and the sitting posture is kept for a long time, so that the skin is wet and hot, skin diseases can be caused, and the health of the user is not facilitated; we have therefore proposed a simple adjustable back office chair to address the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable back office chair of plain type to solve the current office chair that provides in the above-mentioned background art when weather is comparatively hot use, user's buttock is sat on the cushion because not ventilate and keep the position of sitting for a long time and can lead to skin damp and hot, can cause the production of dermatosis, is unfavorable for user's healthy problem.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an adjustable back office chair of plain type, includes unable adjustment base, the last joint support arm that is provided with of unable adjustment base, joint support arm and unable adjustment base welded connection, the joint support arm is provided with universal pulley in the one end of keeping away from unable adjustment base, universal pulley stiff end and joint support arm welded connection, the last hydraulic telescoping rod that is provided with of unable adjustment base, hydraulic telescoping rod stiff end and unable adjustment base welded connection, hydraulic telescoping rod is provided with the erection joint bottom plate in the one end of keeping away from unable adjustment base, erection joint bottom plate and hydraulic telescoping rod expansion end welded connection, the one end of keeping away from hydraulic telescoping rod of erection joint bottom plate is provided with the cushion, cushion and erection joint bottom plate threaded connection still include the air-blast structure, the air-blast structure sets up on the cushion, the air-blast structure is connected with the cushion adhesion outer frame.

Preferably, an elastic net is arranged on the seat cushion and arranged at a position corresponding to the air blowing structure, and the elastic net is connected with the seat cushion in an adhesion manner.

Preferably, the cushion both sides all are provided with the parcel safe edge, parcel safe edge and cushion set up as an organic whole.

Preferably, a backrest is arranged on the seat cushion, and the backrest is rotatably connected with the seat cushion through a damping rotation connecting shaft.

Preferably, a flexible waist support is arranged on the backrest and is connected with the backrest in an adhesion manner.

Preferably, the two sides of the backrest are both provided with anti-skidding armrests, and the anti-skidding armrests are connected with the backrest in a welding mode.

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

1. the utility model discloses a be provided with the joint support arm on unable adjustment base, joint support arm and unable adjustment base welded connection, the joint support arm is provided with universal pulley in the one end of keeping away from unable adjustment base, universal pulley stiff end and joint support arm welded connection, unable adjustment base is last to be provided with hydraulic telescoping rod, hydraulic telescoping rod stiff end and unable adjustment base welded connection, hydraulic telescoping rod is provided with the erection joint bottom plate in the one end of keeping away from unable adjustment base, erection joint bottom plate and hydraulic telescoping rod expansion end welded connection, the erection joint bottom plate is provided with the cushion in the one end of keeping away from hydraulic telescoping rod, cushion and erection joint bottom plate threaded connection, still include the air-blast structure, the air-blast structure sets up on the cushion, the outer frame of air blast structure is connected with the cushion adhesion, be provided with the elasticity net on the cushion, the setting of elasticity net is in the corresponding position of air blast structure, the elasticity net is connected with the cushion adhesion, the setting of elasticity net is when the user sits on the cushion, can guarantee that the wind that the air blast structure blew off can pass through the elasticity net, keep the circulation of air between user and the cushion and reduce the temperature of both contact parts, when having avoided current office chair to use in weather comparatively hot effectively, user's buttock is sat on the cushion because not ventilate and keep the position of sitting can lead to skin damp and hot for a long time, can cause the production of dermatosis, be unfavorable for user's healthy problem.

2. Through all being provided with the parcel safe edge in the cushion both sides, parcel safe edge sets up as an organic whole with the cushion, and the setting of parcel safe edge can be when the user sits on the cushion, and the parcel safe edge blocks user's thigh, and the office chair wholly can live user side parcel, increases the travelling comfort of using.

3. Through being provided with the flexible waist and holding in the palm on the back, the flexible waist holds in the palm and is connected with the back adhesion, and when setting up that the flexible waist held in the palm can user's back to the back, the back waist that the flexible waist held in the palm withstands the user provides the support for back waist, improves the travelling comfort of user when using office chair.

Drawings

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

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

fig. 3 is a schematic bottom view of the present invention;

in the figure: 1. a fixed base; 2. connecting the supporting arm; 3. a universal pulley; 4. a hydraulic telescopic rod; 5. installing a connecting bottom plate; 6. a cushion; 7. wrapping the protective edge; 8. a soft waist support; 9. a backrest; 10. anti-slip armrests; 11. an elastic net; 12. and (4) an air blowing structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an adjustable back office chair of plain type, including unable adjustment base 1, be provided with joint support arm 2 on the unable adjustment base 1, joint support arm 2 and unable adjustment base 1 welded connection, joint support arm 2 is provided with universal pulley 3 in the one end of keeping away from

unable adjustment base

1, 3 stiff ends of universal pulley and 2 welded connection of joint support arm, be provided with hydraulic telescoping rod 4 on the

unable adjustment base

1, 4 stiff ends of hydraulic telescoping rod and unable adjustment base 1 welded connection, hydraulic telescoping rod 4 is provided with erection joint bottom plate 5 in the one end of keeping away from unable adjustment base 1, erection

joint bottom plate

5 and 4 expansion end welded connection of hydraulic telescoping rod, erection joint bottom plate 5 is provided with cushion 6 in the one end of keeping away from hydraulic telescoping rod 4,

cushion

6 and 5 threaded connection of erection joint bottom plate, still include air-blast structure 12, air-blast structure 12 sets up on cushion 6, air-blast structure 12 outer frame is connected with the 6 adhesions of cushion.

Referring to fig. 1, an elastic net 11 is disposed on the seat cushion 6, the elastic net 11 is disposed at a position corresponding to the air blowing structure 12, the elastic net 11 is connected to the seat cushion 6 in an adhesion manner, and when a user sits on the seat cushion 6, the elastic net 11 is disposed to ensure that air blown from the air blowing structure 12 can pass through the elastic net 11, so as to keep air circulation between the user and the seat cushion 6 and reduce the temperature of a contact portion between the user and the seat cushion 6.

Referring to fig. 1, both sides of the seat cushion 6 are provided with wrapping protective edges 7, the wrapping protective edges 7 and the seat cushion 6 are arranged integrally, the wrapping protective edges 7 can block thighs of a user when the user sits on the seat cushion 6, and the side edges of the user can be wrapped by the office chair integrally, so that the comfort of use is improved.

Referring to fig. 1, a backrest 9 is disposed on the seat cushion 6, and the backrest 9 and the seat cushion 6 are rotatably connected by a damping rotation connecting shaft.

Referring to fig. 1, a flexible waist support 8 is arranged on a backrest 9, the flexible waist support 8 is connected with the backrest 9 in an adhesion manner, and the flexible waist support 8 can support the back waist of a user when the user leans against the backrest 9, so that the back waist is supported, and the comfort of the user when using the office chair is improved.

Referring to fig. 1, anti-slip handrails 10 are disposed on both sides of a backrest 9, and the anti-slip handrails 10 are welded to the backrest 9.

The working principle is as follows: when in use, the fixed base 1 is provided with the connecting and supporting arm 2, the connecting and supporting arm 2 is welded with the fixed base 1, the connecting and supporting arm 2 is provided with the universal pulley 3 at one end far away from the fixed base 1, the fixed end of the universal pulley 3 is welded with the connecting and supporting arm 2, the fixed base 1 is provided with the hydraulic telescopic rod 4, the fixed end of the hydraulic telescopic rod 4 is welded with the fixed base 1, the hydraulic telescopic rod 4 is provided with the installation and connection bottom plate 5 at one end far away from the fixed base 1, the installation and connection bottom plate 5 is welded with the movable end of the hydraulic telescopic rod 4, the installation and connection bottom plate 5 is provided with the cushion 6 at one end far away from the hydraulic telescopic rod 4, the cushion 6 is in threaded connection with the installation and connection bottom plate 5, the air blowing structure 12 is arranged on the cushion 6, the outer frame of the air blowing structure 12 is connected with the cushion 6 in an adhesion manner, and the elastic net 11 is arranged on the cushion 6, the elastic net 11 is arranged at the corresponding position of the air blowing structure 12, the elastic net 11 is connected with the cushion 6 in an adhesion way, when a user sits on the cushion 6, the elastic net 11 can ensure that air blown out by the air blowing structure 12 can pass through the elastic net 11, the air circulation between the user and the cushion 6 is kept, and the temperature of the contact part between the user and the cushion 6 is reduced, so that the problems that when the existing office chair is used in hot weather, the hip of the user sits on the cushion due to no ventilation and the skin damp and hot caused by long-time sitting posture, skin diseases can be caused, and the health of the user is not facilitated are effectively solved, the wrapping protective edges 7 are arranged on both sides of the cushion 6, the wrapping protective edges 7 and the cushion 6 are arranged integrally, when the user sits on the cushion 6, the wrapping protective edges 7 can block the thighs of the user, and the side edges of the user can be wrapped by the office chair as a whole, increase the travelling comfort that uses, be provided with the soft waist on the back 9 and hold in the palm 8, the soft waist holds in the palm 8 and is connected with the adhesion of back 9, and when the setting of soft waist support 8 can the user back of the body was to back 9, the back waist that the soft waist held in the palm 8 and withstood the user provided the support for back waist, improves the travelling comfort of user when using office chair.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A simple and adjustable backrest office chair comprises a fixed base (1), wherein a connecting support arm (2) is arranged on the fixed base (1), the connecting support arm (2) is connected with the fixed base (1) in a welding manner, a universal pulley (3) is arranged at one end, away from the fixed base (1), of the connecting support arm (2), the fixed end of the universal pulley (3) is connected with the connecting support arm (2) in a welding manner, a hydraulic telescopic rod (4) is arranged on the fixed base (1), the fixed end of the hydraulic telescopic rod (4) is connected with the fixed base (1) in a welding manner, an installation connecting bottom plate (5) is arranged at one end, away from the fixed base (1), of the hydraulic telescopic rod (4), the installation connecting bottom plate (5) is connected with the movable end of the hydraulic telescopic rod (4) in a welding manner, a cushion (6) is arranged at one end, away from the hydraulic telescopic rod (4), and the cushion (6) is in threaded connection with the installation connecting bottom plate (5);

the method is characterized in that: still include air blast structure (12), air blast structure (12) set up on cushion (6), air blast structure (12) outer frame is connected with cushion (6) adhesion.

2. A plain adjustable back office chair as claimed in claim 1 wherein: be provided with elasticity net (11) on cushion (6), elasticity net (11) set up in the corresponding position of air blast structure (12), elasticity net (11) and cushion (6) adhesion are connected.

3. A plain adjustable back office chair as claimed in claim 1 wherein: both sides of the cushion (6) are provided with wrapping protective edges (7), and the wrapping protective edges (7) and the cushion (6) are arranged integrally.

4. A plain adjustable back office chair as claimed in claim 1 wherein: the cushion (6) is provided with a backrest (9), and the backrest (9) and the cushion (6) are rotationally connected through a damping rotation connecting shaft.

5. A low profile adjustable back office chair as claimed in claim 4, wherein: the backrest (9) is provided with a flexible waist support (8), and the flexible waist support (8) is connected with the backrest (9) in an adhesion manner.

6. A plain adjustable back office chair as claimed in claim 4 wherein: both sides of the backrest (9) are provided with anti-skidding armrests (10), and the anti-skidding armrests (10) are connected with the backrest (9) in a welding mode.