CN202016320U - Blackboard - Google Patents
Blackboard Download PDFInfo
- Publication number
- CN202016320U CN202016320U CN2011201249189U CN201120124918U CN202016320U CN 202016320 U CN202016320 U CN 202016320U CN 2011201249189 U CN2011201249189 U CN 2011201249189U CN 201120124918 U CN201120124918 U CN 201120124918U CN 202016320 U CN202016320 U CN 202016320U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- support
- students
- clean
- draw
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
A blackboard belongs to a teaching aid, and mainly resolves the problems that traditional blackboards are inconvenient to replace and clean and study of students can be affected since the positions of the blackboards are unchangeable. The blackboard structurally comprises a blackboard body, an H-shaped support and universal wheels, clamping grooves are arranged on two inner sides of the upper portion of the support respectively, the universal wheels are arranged at the bottom of the support respectively, and the blackboard body is inserted into the clamping grooves on the upper portion of the support. The blackboard can move on a platform by optionally pushing the support of the blackboard to move on a platform to meet watching and recording requirements of students on different seats in a classroom, and the blackboard is convenient to replace and clean.
Description
Technical field
The utility model relates to a kind of teaching aid, specifically is a kind of blackboard.
Background technology
Class hour on to the student, for the ease of understanding and memory, for important learning content, teacher can use chalk to write on blackboard, record the note for students, but because the traditional blackboard present position is fixedly embedded on wall, so student for different orders of seats in the classroom, owing to can making record, reasons such as light are affected, simultaneously no matter on the blackboard minute surface reflection or diffuse reflection, teacher's teaching and paying attention to the class the eyesight decline that brings very big puzzlement, severe patient also can cause students even bringing out other disease of student are given in the capital.
The utility model content
The purpose of this utility model is to provide a kind of blackboard, and this blackboard has adjusts the present position, the characteristics that are convenient for changing and clean at any time.
The technical scheme in the invention for solving the technical problem is: a kind of blackboard, its structure comprises blackboard body, " H " type support and universal wheel, two inboards, described support top are respectively arranged with a draw-in groove, the bottom of support is respectively arranged with universal wheel, and described blackboard body inserts in the draw-in groove on support top.
The beneficial effects of the utility model are: owing to be provided with universal wheel in the support bottom, teacher is after having write on the blackboard, can promote blackboard arbitrarily moves on the dais, watch and write down needs with what adapt to different order of seats students in the classroom, reduced the able-bodied harm that the student is caused because of blackboard reflective light; Because blackboard inserts in the draw-in groove of support, can easily blackboard body convenient disassembly be changed or clean simultaneously.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1 blackboard body, 2 supports, 3 universal wheels, 4 draw-in grooves.
The specific embodiment
As shown in Figure 1.A kind of blackboard, its structure comprises blackboard body 1, " H " type support 2 and universal wheel 3, two inboards, described support 2 tops are respectively arranged with a draw-in groove 4, the bottom of support 2 is respectively arranged with universal wheel 3, teacher is after having write on the blackboard, can promote blackboard arbitrarily moves on the dais, universal wheel 3 also has auto-lock function, guaranteed support 2 after placing firmly, watch and write down needs with what adapt to different order of seats students in the classroom, reduced because of the 1 reflective able-bodied harm that the student is caused of blackboard body; Described blackboard body 1 inserts in the draw-in groove 4 on support 2 tops, when blackboard body 1 need be changed or clean, only needs draw-in groove 4 interior extract of blackboard body 1 from support 2 both sides are got final product, and is safe and convenient to use.
Claims (1)
1. a blackboard is characterized in that, comprises blackboard body, " H " type support and universal wheel, and two inboards, described support top are respectively arranged with a draw-in groove, and the bottom of support is respectively arranged with universal wheel, and described blackboard body inserts in the draw-in groove on support top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201249189U CN202016320U (en) | 2011-04-26 | 2011-04-26 | Blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201249189U CN202016320U (en) | 2011-04-26 | 2011-04-26 | Blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202016320U true CN202016320U (en) | 2011-10-26 |
Family
ID=44809996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201249189U Expired - Fee Related CN202016320U (en) | 2011-04-26 | 2011-04-26 | Blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202016320U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962896A (en) * | 2017-11-22 | 2018-04-27 | 黄跃 | A kind of language teaching rotary type board of education |
-
2011
- 2011-04-26 CN CN2011201249189U patent/CN202016320U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962896A (en) * | 2017-11-22 | 2018-04-27 | 黄跃 | A kind of language teaching rotary type board of education |
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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: 20111026 Termination date: 20120426 |