CN204318054U - The rotatable office chair of a kind of handrail - Google Patents

Abstract

The utility model provides an office chair with a rotatable armrest, which includes a movable frame, a seat cushion is arranged on the top of the movable frame, and the edge of the seat cushion is covered with a shaped side edge along the outline, and the shaped side edge is made of stainless steel or plastic; the rear part of the seat cushion The mobile frames on both sides extend upwards to form an armrest hinge seat, one end of the armrest connecting arm is movably hinged on the armrest hinge seat through a pin shaft, and the other end of the armrest connecting arm is inclined to the front and upper side of the seat cushion to form an armrest seat, and the armrest seat is equipped with a horizontal rotation bearing. The hand pad is movable and installed on the horizontal rotation bearing; the back of the mobile frame extends upwards to form a waist frame with a height of 15-30cm, and its two sides extend forward to form an arc-shaped waist support; the backrest is assembled on the mobile frame behind the seat cushion On the back, the surface of the backrest and the waist frame are covered with breathable mesh cloth. The utility model has the advantages of simple structure, good comfort and no deformation.

Description

An office chair with rotatable armrests

technical field

The utility model relates to office supplies, in particular to an office chair with rotatable armrests.

Background technique

Office chairs refer to various chairs equipped for the convenience of work in daily work and social activities. OfficeMate divides office chairs into narrow and broad senses. Office chairs in the narrow sense refer to the back chairs that people sit on when they work on the desktop in a sitting position. Office chairs in the general sense refer to all chairs used in the office, including executive chairs, middle chairs Class chairs, meeting chairs, staff chairs, conference chairs, visitor chairs, training chairs, etc. Most of the existing office chair cushions are monolithic structures, and the front edge of the cushion is easily deformed downward during use, which affects the comfort; most of the armrests can only rotate up and down, but not left and right, which is sometimes inconvenient to use.

Contents of the invention

The purpose of the utility model is to overcome the deficiencies of the prior art and provide an office chair with a rotatable armrest which is simple in structure, not easily deformed, and has a good use effect.

In order to achieve the above purpose, the technical solution provided by the utility model is: an office chair with rotatable armrests, which includes a mobile frame, a seat cushion is arranged on the top of the mobile frame, the edge of the seat cushion is covered with a shaped side edge along the outline, and the shaped side The side is made of stainless steel or plastic; the moving frame on both sides of the back of the cushion extends upwards to form an armrest hinge seat, one end of the armrest connecting arm is hinged on the armrest hinge seat through a pin shaft, and the other end of the armrest connecting arm tilts to the front and upper side of the seat cushion to form an armrest There is a horizontal rotating bearing on the armrest seat, and the hand pad is movably installed on the horizontal rotating bearing; the rear part of the moving frame extends upwards to form a waist frame, the height of which is 15~30cm, and its two sides extend forward to form an arc guard. Waist; the backrest is assembled on the mobile frame behind the seat cushion, and the backrest and waist frame are covered with breathable mesh cloth.

The edge of the backrest is covered with a shaped back edge along the outline.

The utility model has the advantage that the armrest can be rotated not only up and down but also horizontally by adopting the horizontal rotation bearing to meet some special requirements; after adopting the shaped side, the front edge of the seat cushion will not be deformed even if it is sedentary, and it can be greatly improved. To extend the service life of the chair, the curved waist frame is used to cover the back waist and both sides of the chair after leaning on it. Often leaning on the back can effectively prevent the waist cone from protruding. The utility model has the advantages of simple structure, good comfort and no deformation.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model.

Detailed ways

The utility model is further described below in conjunction with all accompanying drawings. The preferred embodiment of the utility model is: referring to accompanying drawing 1, the office chair with rotatable armrest described in this embodiment includes a mobile frame 1, and the top of the mobile frame 1 is provided with There is a cushion 2, and the edge of the cushion 2 is covered with a shaped side 3 along the contour, and the shaped side 3 is made of stainless steel or plastic; the mobile frame 1 on both sides of the rear of the seat cushion 2 extends upwards to form an armrest hinge seat 4, and the armrest connecting arm 5 One end is movably hinged on the armrest hinge seat 4 through a pin shaft, and the other end of the armrest connecting arm 5 is tilted to the front and upper side of the seat cushion 2 to form an armrest seat 6. The armrest seat 6 is provided with a horizontal rotation bearing 7, and the hand pad 8 is movably mounted on the horizontal rotation bearing. 7; the rear part of the mobile frame 1 extends upwards to form a waist frame 9, the height of the waist frame 9 is 15-30 cm, and its two sides extend forward to form an arc-shaped waist support; the backrest 10 is assembled on the mobile frame 1 at the rear side of the seat cushion 2 , Backrest 10, waist frame 9 surfaces are covered with breathable grid cloth 11. The edge of the backrest 10 is contoured with a profiled back edge 12 . The use of horizontal rotation bearings can make the armrest not only rotate up and down, but also rotate horizontally to meet some special requirements; after adopting the shaped side, the front edge of the seat cushion will not be deformed even if you sit for a long time, which can greatly extend the service life of the chair. After the curved waist frame, the pillow covers the back waist and both sides of the person when leaning up, and it can effectively prevent the lumbar disc from protruding when sitting on a regular basis.

The above-described embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of implementation of the present utility model, so all changes made according to the shape and principle of the present utility model should be covered by the scope of the present utility model. within the scope of protection.

Claims (2)

1. An office chair with rotatable armrests, characterized in that it includes a mobile frame (1), a seat cushion (2) is provided on the top of the mobile frame (1), and the edge of the seat cushion (2) is covered with a shaped side edge along the contour (3), the shaped side (3) is made of stainless steel or plastic; the mobile frame (1) on both sides of the rear of the seat cushion (2) extends upwards to form an armrest hinge seat (4), and one end of the armrest arm (5) passes through a pin The shaft is movably hinged on the armrest hinge seat (4), and the other end of the armrest connecting arm (5) is inclined to the front and upper side of the seat cushion (2) to form an armrest seat (6), which is provided with a horizontal rotation bearing (7), The hand pad (8) is movably installed on the horizontal rotation bearing (7); the rear part of the mobile frame (1) extends upwards to form a waist frame (9). The height of the waist frame (9) is 15-30 cm, and its two sides extend forward A curved waist support is formed; the backrest (10) is assembled on the mobile frame (1) at the rear side of the seat cushion (2), and the surfaces of the backrest (10) and the waist frame (9) are covered with breathable mesh cloth (11). 2. The office chair with rotatable armrests according to claim 1, characterized in that: the edge of the backrest (10) is covered with a shaped back edge (12) along the contour.