CN102059890A - Automatic lifting blackboard - Google Patents
Automatic lifting blackboard Download PDFInfo
- Publication number
- CN102059890A CN102059890A CN2009102230261A CN200910223026A CN102059890A CN 102059890 A CN102059890 A CN 102059890A CN 2009102230261 A CN2009102230261 A CN 2009102230261A CN 200910223026 A CN200910223026 A CN 200910223026A CN 102059890 A CN102059890 A CN 102059890A
- Authority
- CN
- China
- Prior art keywords
- blackboard
- automatic lifting
- pulley
- lifting blackboard
- height
- 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.)
- Pending
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses an automatic lifting blackboard which comprises a blackboard, a pulley and a lifting switch. In the invention, the height of the blackboard can be regulated freely according to the heights and requirements of teachers and students, thus great convenience is provided for the teachers and the students.
Description
Technical field the present invention relates to teaching field, directly relates to the automatic lifting blackboard.
Background technology is current, universities, middle and primary schools even kindergarten etc. are all with traditional black board teaching, the fixed-site of blackboard is constant, the blackboard that is fit to tall person teacher not necessarily is fit to a medium or short teacher, not necessarily being fit to of being sitting in that student on the seat, front, classroom is fit to, can not be adjusted according to the height and the needs of Faculty and Students the back.
Summary of the invention purpose of the present invention will provide a kind of improved automatic lifting blackboard exactly, and it can solve effectively that current blackboard for education height immobilizes and the problem that influences teaching.
The object of the present invention is achieved like this, and the automatic lifting blackboard has blackboard, between blackboard and metope pulley is set, direction switch is set below the pulley, the teacher can adjust voluntarily according to self height and student's needs, connects with the mains, and clicks switch and can rise and can fall.
Appended drawings is the structural representation of automatic lifting blackboard of the present invention, and the invention will be further described below in conjunction with accompanying drawing.
Specific embodiment accompanying drawing shows the structure of automatic lifting blackboard of the present invention, the automatic lifting blackboard has blackboard 1, pulley 2 is set between blackboard 1 and metope, direction switch 3 is set below pulley 2, connect with the mains, clicking switch can adjust voluntarily according to teacher's height and student's needs.
Claims (1)
1. an automatic lifting blackboard has blackboard (1), pulley (2), direction switch (3), it is characterized in that: pulley (2) is set between blackboard (1) and metope, direction switch (3) is set below the pulley (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102230261A CN102059890A (en) | 2009-11-16 | 2009-11-16 | Automatic lifting blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102230261A CN102059890A (en) | 2009-11-16 | 2009-11-16 | Automatic lifting blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102059890A true CN102059890A (en) | 2011-05-18 |
Family
ID=43995480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102230261A Pending CN102059890A (en) | 2009-11-16 | 2009-11-16 | Automatic lifting blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102059890A (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
- 2009-11-16 CN CN2009102230261A patent/CN102059890A/en active Pending
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 |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110518 |