CN104013238A - Multifunctional office chair - Google Patents

Abstract

The invention discloses a multifunctional office chair, which comprises a base, a seat surface fixed on the top of the base, a back frame hinged on the rear side of the seat surface, and two left and right sides of the seat surface and the back frame. The armrest frame, the armrest frame is composed of the first frame bar and the second frame bar hinged with it, and the bottom end of the first frame bar is connected to the middle position of the side of the seat surface, and the rear end of the second frame bar is hinged on the The side wall of the backrest frame is close to the middle part. On the front side of the backrest frame, there is a backrest strip surface formed by connecting multiple back strips in series through ropes. The upper side of the backrest strip surface is connected to the upper frame strip of the backrest frame. The lower side of the strip surface is connected to the lower horizontal strip of the backrest frame, a back support frame is arranged at the bottom of the upper frame strip of the backrest frame, a back support frame support device is fixed on the rear side of the seat surface, and a back support frame support device is fixed on the front of the seat surface. There is an extended foot support on the side. The office chair can be used as a chair or a lunch break bed. It has the advantages of reasonable structure, convenient use, and good comfort.

Description

multifunctional office chair

technical field

The invention relates to a chair, in particular to a multifunctional office chair which can be folded into a lunch break bed. the

Background technique

There are many types of office chairs on the market, and the functions are becoming more and more perfect. The relevant parameters such as the height of the seat surface, the inclination angle of the seat surface, and the inclination angle of the backrest can be easily adjusted to make people more comfortable during use. However, most of the workers in modern office buildings live a nine-to-five life, and the working hours are easy to deal with, but at noon, the workplace rarely provides them with the necessary rest conditions, which affects the work efficiency in the afternoon. cause a certain impact. If a kind of office chair can be invented, it can be used as a general chair under normal conditions, and can be turned into a temporary bed for lunch break when necessary, which will be of great significance to the staff of modern office buildings. the

Contents of the invention

In order to solve the above problems, the present invention proposes a multifunctional office chair that can be used as a chair and as a lunch break bed. Its overall structure is reasonable, easy to use, and comfortable. the

The technical solution adopted in the present invention is: a multifunctional office chair, including a base and a seat surface fixed on the top of the base, and a backrest frame hinged to the rear side of the seat surface through a rotating shaft A, and a seat surface and Two armrest frames on the left and right sides of the backrest frame, the armrest frame is composed of the first frame bar and the second frame bar hinged to it through the rotating shaft B, and the bottom end of the first frame bar is hinged to the seat surface side through the rotating shaft C In the middle position of the side, the rear end of the second frame bar is hinged to the side wall of the backrest frame near the middle part through the rotating shaft D, and the backrest bar surface formed by connecting multiple back bars through ropes is arranged on the front side of the back frame. The upper side of the backrest strip is connected to the upper frame strip of the backrest frame, the lower side of the backrest strip surface is connected to the lower horizontal strip of the backrest frame, and the tight frame strip in the backrest frame is located at the back side of the backframe so that the backrest frame can be laid flat At the same time, the backrest frame can support the backrest strip surface, and the backrest strip surface is embedded in the backrest frame. The bottom of the frame strip on the backrest frame is hinged with a back support frame through the rotating shaft F, and it is also fixed on the rear side of the seat surface. The back support frame support device with the card slot is hinged with an extended foot support through the rotating shaft E on the front side of the seat surface. the

Further, limit blocks are provided on both sides of the seat surface, and are located at the front side of the hinge joint with the first frame bar. the

Further, there are two or more than two card slots. the

Furthermore, the bottoms of the mullion bars on both sides of the back frame extend to the bottom of the seat surface, and are respectively hinged with horizontal bars, and the other ends of the two horizontal bars are respectively hinged with the left and right sides of the extended foot supports. the

Further, the rope is a rubber rope or a bandage rope, which can push up the backrest strip surface when the back support frame is propped up, and can tighten and flatten the backrest strip surface when the back support frame is lowered. the

Further, the back support frame is curved, so that when the back support frame is propped up, the backrest surface conforms to the ergonomic curve, so that sitting is more comfortable. the

(3) Beneficial effects

Compared with the prior art, the present invention has the following beneficial effects:

The multi-functional office chair of the present invention can be used as a chair in a contracted state, and can be used as a lunch break bed when expanded, and can provide a simple and convenient temporary rest bed for office workers. It has reasonable structure, convenient use, perfect function and comfort. Good performance and novel appearance. the

Description of drawings

Fig. 1 is the three-dimensional structural diagram under the shrinkage state of the present invention;

Fig. 2 is a three-dimensional structure diagram under another shrinkage state of the present invention;

Fig. 3 is the three-dimensional structural diagram under the unfolded state of the present invention;

Fig. 4 is a three-dimensional structure diagram of another embodiment of the present invention. the

1-base; 2-seat surface; 3-back frame; 4-first frame; 5-second frame; 6-back surface; 7-back support frame; 8-back support frame support device; 81 -card slot; 9-expanded foot support; 10-limiting block; 11-backrest vertical bar; 12-horizontal bar; 101-rotating shaft A; 102-rotating shaft B; E; 106 - Shaft F. the

Detailed ways

A multifunctional office chair as shown in Figures 1 to 3, comprising a base 1, a seat surface 2 fixed on the top of the base 1, and a backrest frame 3 hinged to the rear side of the seat surface 2 through a rotating shaft A101, and a set Two armrest frames on the left and right sides of the seat surface 2 and the back frame 3, the armrest frame is composed of the first frame bar 4 and the second frame bar 5 hinged to it through the rotating shaft B102, and the bottom of the first frame bar 4 The end is hinged to the middle position of the side of the seat surface 2 through the rotating shaft C103, and the rear end of the second frame bar 5 is hinged to the position near the middle of the side wall of the back frame 3 through the rotating shaft D104. The backrest strip surface 6 formed by connecting the back strips in series with ropes, the upper side of the backrest strip surface 6 is connected to the upper frame strip of the backrest frame 3, and the lower side of the backrest strip surface 6 is connected to the lower horizontal strip of the backrest frame 3 , the back support frame 7 is hinged on the bottom of the upper frame bar of the back frame 3 through the rotating shaft F106, and the back support frame support device 8 with a card slot 81 is also fixed on the rear side of the seat surface 2, and on the front side of the seat surface 2 There is an extended foot support 9 hinged by the rotating shaft E105. the

The above-mentioned multifunctional office chair expands the foot support 9 in the contracted state to be set vertically downward, and the backrest frame 3 is set vertically. The support frame supports the backrest strip surface 6 into a backrest shape, which can be used as an office chair at this time; Supported on the ground, the backrest strip surface 6 is flatly attached to the backrest frame 3 and leans against the backrest vertical bar 11. The extended foot support 9 is also arranged horizontally, and the rotating shaft E105 is an adjustable rigid structure, and the extended foot support can be extended 9 is horizontally fixed, and provides supporting force for expanding foot support 9 when laying flat, and now this multifunctional office chair can be used as a lunch break bed. the

Wherein, limit blocks 10 are provided on both sides of the seat surface 2, and are located on the front side of the hinge joint with the first frame bar 4, and the limit blocks 10 can prevent the backrest frame 3 from falling forward when erected; The draw-in slot 81 is provided with two or more, so that the back support frame 7 has support positions of different gears, thereby playing the effect of adjusting the backrest frame 3 and the backrest strip surface 6; the rope is a rubber rope or a bandage rope ; The back support frame 7 is curved, and its overall structure is ergonomic and has good comfort. the

As shown in Figure 4, as another embodiment of the present invention: the bottoms of the mullion bars on both sides of the back frame 3 extend to the bottom of the seat surface 2, and are respectively hinged with horizontal bars 12, two horizontal bars 12 The other end of the other end is respectively hinged with the left and right sides of expansion base support 9, and when backrest frame 3 is flattened like this, can drive expansion base support 9 horizontal support simultaneously, improves the stressed situation of expansion base support 9. the

The multifunctional office chair of the present invention can be used as a chair under normal conditions, and can be used as a lunch break bed when expanded, and can provide a simple and convenient temporary rest bed for office workers. Good performance and novel appearance. the

The above-mentioned embodiments are only descriptions of preferred implementations of the present invention, and are not intended to limit the concept and scope of the present invention. Under the premise of not departing from the design concept of the present invention, various modifications and improvements made by ordinary persons in the art to the technical solution of the present invention shall fall within the scope of protection of the present invention, and the technical content claimed in the present invention has been fully described in the claims. the

Claims (6)

1. A multifunctional office chair, characterized in that it includes a base (1) and a seat surface (2) fixed on the top of the base (1), and is hinged behind the seat surface (2) through a rotating shaft A (101) The backrest frame (3) on the side, and two armrest frames located on the left and right sides of the seat surface (2) and the backrest frame (3), the armrest frame is composed of the first frame bar (4) and the shaft B (102) The second frame bar (5) that is hinged is formed, and the bottom end of the first frame bar (4) is hinged to the middle position of the side of the seat surface (2) through the rotating shaft C (103), and the second frame bar (5 ) is hinged to the position near the middle of the side wall of the backrest frame (3) through the rotating shaft D (104), and the front side of the backrest frame (3) is provided with a backrest strip made of multiple back strips connected in series through ropes. (6), the upper side of the backrest strip surface (6) is connected to the upper frame strip of the backrest frame (3), and the lower side of the backrest strip surface (6) is connected to the lower horizontal strip of the backrest frame (3). The bottom of the upper frame bar of the frame (3) is hinged with a back support frame (7) through a rotating shaft F (106), and a back support frame support device (8) with a draw-in groove (81) is also fixed on the rear side of the seat surface (2). ), there is an expansion foot support (9) hinged by the rotating shaft E (105) on the front side of the seat surface (2). 2. The multifunctional office chair according to claim 1, characterized in that: limit blocks (10) are provided on both sides of the seat surface (2), and are located at the hinge joint with the first frame bar (4). front side. 3. The multifunctional office chair according to claim 1, characterized in that: two or more than two card slots (81) are provided. 4. The multifunctional office chair according to any one of claims 1-4, characterized in that: the bottoms of the mullion strips on both sides of the back frame (3) extend to the bottom of the seat surface (2), and are respectively hinged There are horizontal bars (12), and the other ends of the two horizontal bars (12) are respectively hinged with the left and right sides of the extended foot support (9). 5. The multifunctional office chair according to claim 1, wherein the rope is a rubber rope or a bandage rope. 6. The multifunctional office chair according to claim 1, characterized in that: the back support frame (7) is curved.