CN202439415U - Teaching chart board - Google Patents
Teaching chart board Download PDFInfo
- Publication number
- CN202439415U CN202439415U CN2011205607027U CN201120560702U CN202439415U CN 202439415 U CN202439415 U CN 202439415U CN 2011205607027 U CN2011205607027 U CN 2011205607027U CN 201120560702 U CN201120560702 U CN 201120560702U CN 202439415 U CN202439415 U CN 202439415U
- Authority
- CN
- China
- Prior art keywords
- panel
- teaching
- main panel
- chart board
- subpanel
- 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
- 239000000428 dust Substances 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 201000008827 tuberculosis Diseases 0.000 description 1
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Abstract
The utility model provides a teaching chart board, which belongs to the field of a teaching appliance. The structure of the teaching chart board comprises a panel, a support bar and a support sleeve. The panel comprises a main panel and auxiliary panels, there are two auxiliary panels which are respectively arranged at two ends of the main panel, the auxiliary panels penetrates respectively from two ends of the main panel and are slidingly connected with the main panel, the surface of the rear portion of the main panel is provided with a panel rack, and two ends of the panel rack are respectively connected with the upper end of the support bar. Compared to the prior art, the teaching chart board is characterized in that the design is reasonable, the structure is simple, usage is convenient, the teaching efficiency is raised, etc.
Description
Technical field
The utility model relates to a kind of teaching aid, specifically a kind of teaching chart board.
Background technology
For a long time, in teaching, the chalk dust contaminated environment, numerous teachers and students endure the dust injury to the fullest extent, and tuberculosis becomes teacher's occupational disease, also is the No.1 killer of teachers ' health problem.Although people are devoted to develop so-called dust-free chalk always, owing to fundamentally do not change the writing on the blackboard mode of teachers ' teaching,, and write hard painstakingly so so-called in the past dust-free chalk not only has dirt, use extremely inconvenient.The teaching chart board that utilizes liquid pens to write becomes the important apparatus in the teaching gradually.And the chart board size of existing teaching usefulness is all fixed, if usable floor area is not enough, can't continue to write or pinup picture, need the front content written be wiped, if important could not the wiping of the content of front ten minutes, just would let teacher feel awkward.
Summary of the invention
The technical assignment of the utility model is the deficiency to prior art, and a kind of reasonable in design, teaching chart board that result of use is good is provided.
The utility model solves the technical scheme that its technical problem adopted: comprise panel, support bar and stop sleeve; Said panel comprises main panel and subpanel; Subpanel is provided with two and be separately positioned on the two ends of main panel, and subpanel penetrates from the main panel two ends respectively and is slidingly connected with it; The main panel posterior face is provided with panel rack, and the panel rack two ends are connected with said post upper respectively.
Said support bar is provided with two, and corresponding stop sleeve upper end is connected through cross bar.
Stop sleeve is provided with the rocking bar positioner, and the stop sleeve below is arranged on the base that universal wheel is housed.
A kind of teaching chart board of the utility model compared with prior art, the beneficial effect that is produced is:
Have characteristics such as reasonable in design, simple in structure, easy to use, function admirable, practicality, can increase and write or the area of pinup picture, avoid teacher to wipe and feel awkward for important written contents; Be convenient to carrying out smoothly of teaching, improved efficiency of teaching.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model.
Among the figure: 1, subpanel, 2, main panel, 3, panel rack, 4, support bar, 5, the rocking bar positioner, 6, stop sleeve, 7, universal wheel, 8, base, 9, cross bar.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done following the detailed description.
Shown in accompanying drawing; A kind of teaching chart board of the utility model; Its structure comprises panel, support bar 4 and stop sleeve 6; Said panel comprises main panel 2 and subpanel 1, and subpanel 1 is provided with two and be separately positioned on the two ends of main panel 2, and subpanel 1 penetrates from main panel 2 two ends respectively and is slidingly connected with it; Main panel 2 posterior face are provided with panel rack 3, and panel rack 3 two ends are connected with said support bar 4 upper ends respectively.
Said support bar 4 is provided with two, and corresponding stop sleeve 6 upper ends are connected through cross bar 9.
Stop sleeve 6 is provided with rocking bar positioner 5, and stop sleeve 6 belows are arranged on the base 8 that universal wheel 7 is housed.
Can on main panel 2, write or pinup picture, when main panel 2 usable floor areas are not enough, can subpanel 1 be extracted out, on subpanel 1, write or pinup picture then; The height of main panel 2 and subpanel 1 can be regulated through rocking bar positioner 5.
A kind of its processing and fabricating of teaching chart board of the utility model is simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing.
Except that the described technical characterictic of specification, be this professional's known technology.
Claims (3)
- One kind the teaching chart board; Comprise panel, support bar and stop sleeve; It is characterized in that said panel comprises main panel and subpanel, subpanel is provided with two and be separately positioned on the two ends of main panel, and subpanel penetrates from the main panel two ends respectively and is slidingly connected with it; The main panel posterior face is provided with panel rack, and the panel rack two ends are connected with said post upper respectively.
- 2. a kind of teaching chart board according to claim 1 is characterized in that said support bar is provided with two, and corresponding stop sleeve upper end is connected through cross bar.
- 3. a kind of teaching chart board according to claim 1 and 2 is characterized in that stop sleeve is provided with the rocking bar positioner, and the stop sleeve below is arranged on the base that universal wheel is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205607027U CN202439415U (en) | 2011-12-29 | 2011-12-29 | Teaching chart board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205607027U CN202439415U (en) | 2011-12-29 | 2011-12-29 | Teaching chart board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202439415U true CN202439415U (en) | 2012-09-19 |
Family
ID=46820869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205607027U Expired - Fee Related CN202439415U (en) | 2011-12-29 | 2011-12-29 | Teaching chart board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202439415U (en) |
-
2011
- 2011-12-29 CN CN2011205607027U patent/CN202439415U/en not_active Expired - Fee Related
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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: 20120919 Termination date: 20121229 |