CN201256786Y - Chair with changeable seat back - Google Patents
Chair with changeable seat back Download PDFInfo
- Publication number
- CN201256786Y CN201256786Y CNU2008201360112U CN200820136011U CN201256786Y CN 201256786 Y CN201256786 Y CN 201256786Y CN U2008201360112 U CNU2008201360112 U CN U2008201360112U CN 200820136011 U CN200820136011 U CN 200820136011U CN 201256786 Y CN201256786 Y CN 201256786Y
- Authority
- CN
- China
- Prior art keywords
- seat
- chair
- axle
- backrest
- board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to a backrest change chair which adopts the structures that the front part of a seat plate is axially connected with the upper end of the front part of a chair seat through a seat plate shaft, the rear end of the seat plate is axially connected with the lower end of a backrest plate through a backrest shaft, the rear sides of the upper ends of handrails are axially arranged at the side end of the backrest plate at the upper end of the backrest shaft through a railing shaft, the lower ends of the handrails are axially connected to one end of a connecting plate through a chair supporting shaft, and the other end of the connecting plate is axially connected with the rear lower end of the chair seat through a connecting plate shaft. Through adopting the simple structure, the backrest change chair can change an included angle between the backrest and the seat plate by means of the seat force direction of a person, thereby facilitating the use for persons; and except for the function of sitting for rest, the backrest change chair also has the function of lying down for sleeping.
Description
Technical field
The utility model relates to a kind of seat by changing chair.
Background technology
Chair comprises that office chair adopts seat board and backboard and seat support fixed connection structure mostly, can only provide seat by changeless function usually.In the life of the high rhythm of modernization, after people bend over one's desk working for a long time, especially when midday rest, can flat bed rest once, to healthy most important.But adopt the mode of sleep on the table of lying prone during many people's lunch breaks on seat, so promptly uncomfortable, influence is had a rest again.Present chair only can provide the seating function, even high-grade executive chair also can only rely on the complicated mechanical part to change the layback angle and the height of backrest, though rising, chair can fall, can change and to swing back, but change the angle of backrest and seat board arbitrarily at the seat force direction that still can not rely on the people, be beneficial to people's use.
Summary of the invention
The purpose of this utility model provides a kind of seat by changing chair, use simple structure, can rely on people's seat force direction to change the angle of backrest and seat board arbitrarily, is beneficial to people's use, except that having the seating rest function, and the function that lies low in addition and sleep.For this reason, the utility model adopts the seat board front portion to be coupling by seat board axle and seat support nock, the seat board rear end is coupling by seat axle and backboard lower end, handrail upper end rear side is by holding up the backboard side that is located at seat axle upper end by the axle axle, axle connecting plate one end that is coupling is held up by chair in the handrail lower end, and the connecting plate other end is coupling by board connective axis and seat support posterior end.The said structure design has realized the purpose of this utility model.
The utility model has the advantages that and use simple structure, can rely on people's seat force direction to change the angle of backrest and seat board arbitrarily, be beneficial to the people and use, except that having the seating rest function, the function that lies low in addition and sleep, easy to use, cost is low, and is durable in use.
Description of drawings
Figure is a structural representation of the present utility model
The specific embodiment
As shown in the figure, a kind of seat mainly is made up of seat support 7, seat board 5 and backboard 1 by changing chair.The seat board front portion is coupling by seat board axle 6 and seat support nock, and the seat board axle is an axis, and its two ends are fixed on the seat support nock, and the seat board axle is located on this axis between two seat supports.This seat board axle promptly works the seat board front portion that is coupling, and works to fix two seat supports again.For strengthening fixing between two seat supports, bottom, seat support front and back end also is provided with two joint pins 14 (dotted portion among the figure), is used for fixing the seat support that is positioned at the seat board both sides.The seat board rear end is coupling by seat axle 12 and backboard lower end.The handrail side end face is 7 fonts.Handrail 3 upper end rear sides are by holding up the backboard sides that are located at seat axle upper end by 13 on axle, and axle 8 connecting plate 9 one ends that are coupling are held up by chair in the handrail lower end, and the connecting plate other end is coupling by board connective axis 10 and seat support posterior end.
Described holding up by axle, chair holds up axle and seat board axle to be angular distribution.Described seat board upper end is provided with seat cushion 4.Described backboard front end is provided with backing cushion 2.Backing cushion and seat cushion are made of sponge, to strengthen comfort level.Be provided with limiting plate 11 between two seat supports of described seat board lower end, its effect is control seat board falling head and reinforces two seat supports.Described handrail side end face is 7 fonts.
During use, when the utility model uses as chair, as shown in the figure, and people's bench over, human body gravity concentrates on downwards on the seat board, and being holding up of angular distribution, to hold up axle and seat board axle to support seat board by axle, chair motionless, plays the chair effect; When the utility model uses as couching, the human body hypsokinesis, human body gravity is exerted pressure to backboard, make seat board around axially motion down of seat board, make backboard lean around axially motion down of seat simultaneously, and the angle between the seat board is about 180 degree, at this moment, chair holds up axle also to cooperate backboard and seat board horizontal to rotate variation around board connective axis by connecting plate, makes backboard and seat board form horizontal, couches to have a rest for the people and uses.
In a word, the simple structure of the utility model can rely on people's seat force direction to change the angle of backrest and seat board arbitrarily, and be beneficial to the people and use, except that having the seating rest function, the function that lies low in addition and sleep, easy to use, cost is low, and is durable in use.Can promote the use of.
Claims (6)
1, a kind of seat is by changing chair, mainly formed by seat support, seat board and backboard, it is characterized in that: the seat board front portion is coupling by seat board axle and seat support nock, the seat board rear end is coupling by seat axle and backboard lower end, handrail upper end rear side is by holding up the backboard side that is located at seat axle upper end by the axle axle, axle connecting plate one end that is coupling is held up by chair in the handrail lower end, and the connecting plate other end is coupling by board connective axis and seat support posterior end.
2, seat according to claim 1 is characterized in that by changing chair: described holding up by axle, chair holds up axle and seat board axle to be angular distribution.
3, seat according to claim 1 is characterized in that by changing chair: described seat board upper end is provided with seat cushion.
4, seat according to claim 1 is by changing chair, and it is characterized in that: described backboard front end is provided with backing cushion.
5, seat according to claim 1 is characterized in that: be provided with limiting plate between two seat supports of described seat board lower end by changing chair.
6, seat according to claim 1 is by changing chair, and it is characterized in that: described handrail side end face is 7 fonts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201360112U CN201256786Y (en) | 2008-09-26 | 2008-09-26 | Chair with changeable seat back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201360112U CN201256786Y (en) | 2008-09-26 | 2008-09-26 | Chair with changeable seat back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201256786Y true CN201256786Y (en) | 2009-06-17 |
Family
ID=40771011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201360112U Expired - Fee Related CN201256786Y (en) | 2008-09-26 | 2008-09-26 | Chair with changeable seat back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201256786Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106724223A (en) * | 2017-01-22 | 2017-05-31 | 湖北航宇嘉泰飞机设备有限公司 | Mechanical high inclination-angle backrest seat board link gear |
-
2008
- 2008-09-26 CN CNU2008201360112U patent/CN201256786Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106724223A (en) * | 2017-01-22 | 2017-05-31 | 湖北航宇嘉泰飞机设备有限公司 | Mechanical high inclination-angle backrest seat board link gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090617 Termination date: 20130926 |