CN201431168Y - School chair - Google Patents
School chair Download PDFInfo
- Publication number
- CN201431168Y CN201431168Y CN2009200581023U CN200920058102U CN201431168Y CN 201431168 Y CN201431168 Y CN 201431168Y CN 2009200581023 U CN2009200581023 U CN 2009200581023U CN 200920058102 U CN200920058102 U CN 200920058102U CN 201431168 Y CN201431168 Y CN 201431168Y
- Authority
- CN
- China
- Prior art keywords
- bar
- pneumatic elevation
- pneumatic lifting
- base
- pneumatic
- 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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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model discloses a school chair, which comprises a backrest, s seat, a base and a pneumatic lifting rod arranged between the seat and the base; the seat is connected with the base by the pneumatic lifting rod, and the pneumatic lifting rod is provided with a lifting press rod; and the pneumatic lifting rod comprises a pneumatic lifting outer rod, a pneumatic lifting inner shaft arrangedin the pneumatic lifting outer rod, a rotation stopping part arranged between the pneumatic lifting inner shaft and the pneumatic lifting outer rod, and a positioning ring arranged on the pneumatic lifting outer rod for positioning and guiding. The school chair has simple structure, is convenient to use, has adjustable height but can not rotate.
Description
Technical field
The utility model relates to a kind of pupil chair, more particularly, relates to a kind of pupil chair.
Background technology
Present seat or can not change for highly non-adjustable, or can rotate for regulating highly again.But, be only to need to regulate height and do not need to rotate in some occasion to the requirement of chair, as the classroom, the student only need according to the requirement of height separately regulate height and not needs rotate.
The utility model content
Technical problem to be solved in the utility model provide a kind of simple in structure, easy to use, can only regulate the height pupil chair that can not rotate.
In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:
A kind of pupil chair comprises backrest, seat support and base; It also comprises the Pneumatic elevation bar that is located between seat support and the base, and seat support is connected with base by the Pneumatic elevation bar, and the Pneumatic elevation bar has lifting by bar; The Pneumatic elevation bar comprises axle in the outer bar of Pneumatic elevation, the Pneumatic elevation Pneumatic elevation outside in the bar, the rotation prevention portion between the bar and be located at the centring ring that being used on the bar locatees and lead outside the Pneumatic elevation in Pneumatic elevation spool and outside the Pneumatic elevation.
Described rotation prevention portion is made by the platinum alloy material.
The lifting distance of described Pneumatic elevation bar is 60 millimeters～200 millimeters.
Described base is circular.
The utility model is owing to adopted said structure, the Pneumatic elevation bar is provided with the location and encloses location and guide effect, rotation prevention portion is located between interior axle of Pneumatic elevation and the outer bar of Pneumatic elevation, it is tightr that interior axle of Pneumatic elevation and the outer bar of Pneumatic elevation are cooperated, and makes can not rotate mutually between interior of Pneumatic elevation and the outer bar of Pneumatic elevation.So the utility model intelligence is regulated height, simultaneously, it is simple in structure, easy to use.
After the detailed description of reading embodiment of the present utility model in conjunction with the accompanying drawings, it is clearer that characteristics of the present utility model and advantage will become.
Description of drawings
Fig. 1 is the structural representation of embodiment of the present utility model; And
Fig. 2 is the schematic diagram of Pneumatic elevation bar of the present utility model.
The specific embodiment
With an embodiment the utility model is described in further detail below, but should illustrates, protection domain of the present utility model is not limited only to this.
Consult Fig. 1, a kind of pupil chair comprises backrest 1, seat support 2 and base 5; It also comprises the Pneumatic elevation bar 4 that is located between seat support 2 and the base 5, and seat support 2 is connected with base 5 by Pneumatic elevation bar 4, and Pneumatic elevation bar 4 has lifting by bar 3; Pneumatic elevation bar 4 comprises in the outer bar 44 of Pneumatic elevation, the Pneumatic elevation Pneumatic elevation outside bar 44 in spools 41, in Pneumatic elevation spools 41 and Pneumatic elevation outside between the bar 44 rotation prevention portion 42 and be located at the centring ring 43 that being used on the bar 44 locatees and lead outside the Pneumatic elevation, see Fig. 2; Rotation prevention portion 42 is made by the platinum alloy material, and the lifting distance of Pneumatic elevation bar 4 is 60 millimeters～200 millimeters, and promptly it can be at free lifting between 60 millimeters～200 millimeters of the predetermined strokes, and base 5 is circular.
When present embodiment was used, the student can get final product according to the height of adjusting chair that self raises.
Though described embodiment of the present utility model in conjunction with the accompanying drawings; but those skilled in the art can make various distortion or modification within the scope of the appended claims; as long as be no more than the described protection domain of claim of the present utility model, all should be within protection domain of the present utility model.
Claims (4)
1, a kind of pupil chair comprises backrest (1), seat support (2) and base (5); It is characterized in that: also comprise the Pneumatic elevation bar (4) that is located between seat support (2) and the base (5), seat support (2) is connected with base (5) by Pneumatic elevation bar (4), and Pneumatic elevation bar (4) has lifting by bar (3); Pneumatic elevation bar (4) comprises bar (44) outside the Pneumatic elevation, is positioned at the Pneumatic elevation axle (41) of the outer bar (44) of Pneumatic elevation, is positioned at the rotation prevention portion (42) between Pneumatic elevation axle (41) and the outer bar (44) of Pneumatic elevation and is located at the centring ring (43) that being used on the bar (44) locatees and lead outside the Pneumatic elevation.
2, pupil chair according to claim 1 is characterized in that: described rotation prevention portion (42) is made by the platinum alloy material.
3, pupil chair according to claim 1 is characterized in that: the lifting distance of described Pneumatic elevation bar (4) is 60 millimeters～200 millimeters.
4, pupil chair according to claim 1 is characterized in that: described base (5) is for circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200581023U CN201431168Y (en) | 2009-06-09 | 2009-06-09 | School chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200581023U CN201431168Y (en) | 2009-06-09 | 2009-06-09 | School chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201431168Y true CN201431168Y (en) | 2010-03-31 |
Family
ID=42049982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200581023U Expired - Fee Related CN201431168Y (en) | 2009-06-09 | 2009-06-09 | School chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201431168Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103653938A (en) * | 2013-11-07 | 2014-03-26 | 安徽省智汇电气技术有限公司 | Lifting chair with loudspeakers |
| CN103976587A (en) * | 2014-05-08 | 2014-08-13 | 朱景超 | Automatic lifting student chair for myopia prevention |
-
2009
- 2009-06-09 CN CN2009200581023U patent/CN201431168Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103653938A (en) * | 2013-11-07 | 2014-03-26 | 安徽省智汇电气技术有限公司 | Lifting chair with loudspeakers |
| CN103976587A (en) * | 2014-05-08 | 2014-08-13 | 朱景超 | Automatic lifting student chair for myopia prevention |
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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: 20100331 Termination date: 20100609 |