CN102824041A - Adjustable office chair - Google Patents

Abstract

The invention relates to an adjustable office chair, comprising a chair back (1), a chair seat (2), a chair foot (4) and an armrest (3). The chair back (1) and the chair seat (2) use bearings ( 9) Connection, a moving device (5) is provided on both sides of the seat (2), and the moving device includes a moving track (6) with a linear upper part and a continuous arc-shaped undulating lower part. A spherical rolling object (7) moving in the middle; one end of the armrest (3) is connected with the chair back (1), and the other end is fixedly connected with the rolling object (7); the rolling object is provided with a twist handle (8 ), the twisting handle is provided with a spiral cylinder (11) that can gradually extend. The adjustable office chair provided by the present invention enables the back (1) of the chair to be adjusted, has a simple structure, is convenient to operate, relieves the pressure on the waist and cervical vertebrae of working personnel, and improves work efficiency.

Description

An adjustable office chair

technical field

The invention relates to an adjustable office chair, which belongs to the technical field of daily furniture.

Background technique

Along with the modernization process of society, the development of tables and chairs is gradually advancing. The development from the most basic bench to a chair with a backrest, and then to a chair with a backrest and armrests at the same time reflects people's continuous improvement and innovation of tables and chairs. It is precisely because of this that people have put these innovations into business. , life, and work, etc., the most common office chair is composed of the back, the seat, the foot and the armrest. In order to get relaxation, but because the body is limited by the fixed right angle of the office chair, the long-term sitting and standing posture will put pressure on the waist and spine of the working person, and the blood circulation in the body will not be smooth, which will not relieve fatigue, but will make people more tired. tired.

Contents of the invention

The technical problem to be solved by the present invention is to provide an adjustable office chair in view of the defects of the background technology, and the angle of the back of the office chair can be adjusted.

The present invention adopts the following technical solutions in order to solve the above technical problems:

An adjustable office chair, comprising a chair back, a chair seat, chair legs and armrests, the chair back is connected to the chair seat using bearings, and the feature is that a moving device is arranged on both sides of the seat seat, and the moving device It includes a moving track with a linear upper part and a continuous arc-shaped undulating lower part, and a spherical rolling object that can move in the moving track; one end of the armrest is connected to the back of the chair, and the other end is fixedly connected to the rolling object; the rolling The object is provided with a twisting handle, and the twisting handle is provided with a spiral cylinder that can gradually extend out.

As a preferred technical solution of the present invention: anti-slip grooves are provided on the seat.

As a preferred technical solution of the present invention: the upper end of the chair back includes a protruding part. the

Compared with the prior art, the present invention adopts the above technical scheme and has the following technical effects:

(1) Mobile devices are installed on both sides of the seat of the office chair, which can adjust the angle between the back of the chair and the seat, save effort to meet the needs of pressure relief, and improve work efficiency;

(2) Anti-slip grooves are set on the seat of the office chair to increase resistance and make the seat more comfortable;

(3) The upper end of the back of the office chair is provided with a protruding part, which can be used as a pillow to promote blood circulation in the body and improve the quality of rest.

Description of drawings

Fig. 1 is a structural schematic diagram of the adjustable office chair designed by the present invention.

Fig. 2 is a side view of the adjustable office chair designed by the present invention.

Explanation of the labels: 1-chair back, 2-seat, 3-armrest, 4-chair foot, 5-moving device, 6-moving track, 7-rolling object, 8-twisting handle, 9-bearing, 10- protrusions.

Detailed ways

Specific embodiments of the present invention will be described below in conjunction with the accompanying drawings. the

Referring to Figures 1 and 2, an adjustable office chair includes a chair back 1, a seat base 2, a chair foot 4 and an armrest 3. The chair back 1 is connected to the seat base 2 using bearings 9, and on both sides Each is provided with a moving device 5, and the moving device includes a linear moving track 6 with an upper part and an arc-shaped moving track 6 at the lower part, a spherical rolling object 7 that can move in the moving track, and a twisting handle firmly connected with the rolling object. 8. And the spiral cylinder 11 arranged on the twisting handle; one end of the armrest 3 is movably connected with the chair back 1 , and the other end is fixedly connected with the rolling object 7 .

An adjustable office chair designed by the present invention is equipped with moving devices 5 on both sides of the seat base, which can adjust the angle between the back and the seat, save effort, meet the needs of pressure relief, and improve work efficiency.

As a preferred embodiment of the present invention: the seat 2 is provided with anti-slip grooves to increase resistance and make the seat more comfortable. The upper end of the chair back 1 is provided with a protruding part 10, which can be used as a pillow to promote blood circulation in the body and improve the quality of rest.

An adjustable office chair designed by the present invention can be used to adjust the adjustment of the office chair by turning and twisting the handle 8 during actual use, so that the angle between the back 1 and the seat 2 of the office chair is not limited. At right angles to meet the needs of pressure relief and improve work efficiency. When turning the twist handle 8, one end of the armrest 3 is flexibly connected with the chair back 1, and the other end is fixedly connected with the rolling object 7 inside the moving device 5 of the seat 2, and the rolling object 7 rolls along the moving track 6 to make the armrest 3 front and back Move, so that the bearing 9 rotates to adjust the angle between the seat back 1 and the seat 2, until the seat back 1 meets the height and stops, and when the twist handle 8 is turned, the spiral cylinder 11 gradually stretches out, and the rolling object 7 is fixed. Anti-slip grooves are set on the seat 2 to increase the resistance, and a protruding part 10 is set on the upper end of the chair back 1, which can be used as a pillow to promote blood circulation in the body and improve the quality of rest. A reclining office chair, when people are tired, it can relieve the pressure on the waist and cervical spine, which is good for relaxation.

The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and can also be made without departing from the gist of the present invention within the scope of knowledge possessed by those of ordinary skill in the art. Variations.

Claims (3)

1. An adjustable office chair, including a chair back (1), a chair seat (2), a chair foot (4) and an armrest (3), and the chair back (1) and the chair seat (2) use bearings (9 ) connection, which is characterized in that a moving device (5) is provided on both sides of the seat (2), and the moving device includes a moving track (6) whose upper part is linear and the lower part is continuous arc-shaped ups and downs. A spherical rolling object (7) moving in the moving track; one end of the armrest (3) is connected to the chair back (1), and the other end is fixedly connected to the rolling object (7); the rolling object is provided with a twisting A handle (8), the twisting handle is provided with a spiral cylinder (11) that can gradually extend. 2. An adjustable office chair according to claim 1, characterized in that: the seat (2) is provided with an anti-slip groove. 3. The adjustable office chair according to claim 1, characterized in that: the upper end of the chair back (1) includes a protruding part (10).

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