CN201613749U - Lifting blackboard - Google Patents
Lifting blackboard Download PDFInfo
- Publication number
- CN201613749U CN201613749U CN2009202789882U CN200920278988U CN201613749U CN 201613749 U CN201613749 U CN 201613749U CN 2009202789882 U CN2009202789882 U CN 2009202789882U CN 200920278988 U CN200920278988 U CN 200920278988U CN 201613749 U CN201613749 U CN 201613749U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- bar
- lifting
- thick
- thick bar
- 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
Links
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
A lifting blackboard is characterized in that the bottom of the blackboard is fixedly connected with a thick rod, the thick rod is sleeved with a thin rod capable of sliding inside the thick rod, and a fixed valve is disposed between the thick rod and the thin rod. The lifting blackboard has the advantages that the height of the blackboard can be adjusted, and then the blackboard is suitable for people with different heights.
Description
Technical field
The utility model relates to a kind of study article, is a kind of blackboard that can lifting.
Background technology
General blackboard can not change height, can not adapt to the student's of all heights needs.
The utility model content
The purpose of this utility model will solve general blackboard exactly can not change height, can not adapt to the student's of all heights the problem of needs, and a kind of blackboard that can lifting is provided.
The technical solution adopted in the utility model is: blackboard that can lifting is characterized in that: the fixedly connected thick bar in blackboard bottom, the thin bar that thick bar socket can be slided in thick bar, thick bar with carefully between the bar standing valve is set.
The beneficial effects of the utility model are: the height of blackboard can be regulated, and the people that can be fit to any height uses.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Figure is a structural representation of the present utility model.
Among the figure: 1, blackboard, 2, thick bar, 3, thin bar, 4, standing valve.
The specific embodiment
As figure, blackboard that can lifting is characterized in that: the fixedly connected thick bar 2 in blackboard 1 bottom, the thin bar 3 that thick bar socket can be slided in thick bar, thick bar with carefully between the bar standing valve 4 is set.
Twitch thin bar thin bar is moved in thick bar, reach and be fit to tighten standing valve behind the height and the blackboard height can be fixed, easy to use.
Claims (1)
1. blackboard that can lifting is characterized in that: the fixedly connected thick bar in blackboard bottom, the thin bar that thick bar socket can be slided in thick bar, thick bar with carefully between the bar standing valve is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202789882U CN201613749U (en) | 2009-11-12 | 2009-11-12 | Lifting blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202789882U CN201613749U (en) | 2009-11-12 | 2009-11-12 | Lifting blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201613749U true CN201613749U (en) | 2010-10-27 |
Family
ID=43000121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202789882U Expired - Fee Related CN201613749U (en) | 2009-11-12 | 2009-11-12 | Lifting blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201613749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210285A (en) * | 2013-05-31 | 2014-12-17 | 刘锋利 | Blackboard with height position adjustable |
-
2009
- 2009-11-12 CN CN2009202789882U patent/CN201613749U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210285A (en) * | 2013-05-31 | 2014-12-17 | 刘锋利 | Blackboard with height position adjustable |
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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: 20101027 Termination date: 20111112 |