CN201009564Y - Chalk clip - Google Patents
Chalk clip Download PDFInfo
- Publication number
- CN201009564Y CN201009564Y CNU2007200196455U CN200720019645U CN201009564Y CN 201009564 Y CN201009564 Y CN 201009564Y CN U2007200196455 U CNU2007200196455 U CN U2007200196455U CN 200720019645 U CN200720019645 U CN 200720019645U CN 201009564 Y CN201009564 Y CN 201009564Y
- Authority
- CN
- China
- Prior art keywords
- chalk
- utility
- model
- folder
- connector
- 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
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000012467 final product Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a chalk clip belonging to teaching appliances, wherein, the bottom end of a cylindrical chalk clip containing chalk is provided with a connecting fitting connected with a minitype replaceable blackboard wiper. Compared with the prior art, the utility model is characterized in reasonable design, simple structure, easy manufacture, convenient use and safety and sanitation etc.
Description
Technical field
The utility model relates to a kind of teaching aid, specifically a kind of chalk folder.
Background technology
As everyone knows, the schoolman need use chalk to write the content of courses on blackboard at school the time, and in the process of writing, a lot of teachers take chalk on the other hand, and the another hand is taken blackboard eraser, writes available blackboard eraser time update to occur when wrong; But teacher just can not take textbook simultaneously like this, need constantly turn round the textbook of seeing on the religion table, and the teacher's that so just slowed down writing speed has reduced efficiency of teaching.The teacher who has is for saving trouble, the letter written with chalk on directly erasing the board with hand, and the skin to teacher's hand causes certain injury like this, has influenced the healthy of teacher.
Summary of the invention
Technical assignment of the present utility model is at above weak point, provides a kind of a kind of chalk simple in structure, health easy to use, safe to press from both sides.
The technical scheme that its technical problem that solves the utility model adopts is: the cylindrical chalk folder bottom that chalk is housed is provided with connector, and connector is connected with small-sized replaceable blackboard eraser.
The outer surface of chalk folder is provided with anti-skidding projection.
During use, the teacher can take the chalk folder on the other hand, takes textbook on the other hand; Mistake occurs if write, only need to rotate the chalk folder, wipe wrong literal with the small-sized replaceable blackboard eraser at chalk folder rear portion and get final product.If small-sized replaceable blackboard has been spoilt, can screw off from connector, what more renew gets final product.
A kind of chalk folder of the present utility model is compared with prior art, have reasonable in design, simple in structure, be easy to characteristics such as processing, health easy to use, safe.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Accompanying drawing is a kind of structural representation of chalk folder.
Among the figure: 1, chalk, 2, chalk folder, 3, anti-skidding projection, 4, connector, 5, replaceable blackboard eraser.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but not as to qualification of the present utility model.
A kind of chalk folder of the present utility model, the cylindrical chalk that chalk 1 is housed presss from both sides 1 bottom and is provided with connector 4, and connector 4 is connected with small-sized replaceable blackboard eraser 5 by screw thread; The outer surface of chalk folder 2 is provided with anti-skidding protruding 3.
It is very simple and convenient that a kind of chalk of the present utility model presss from both sides its processing and fabricating, and processing and fabricating gets final product shown in the by specification accompanying drawing.
Except that the described technical characterictic of specification, be the known technology of those skilled in the art.
Claims (2)
1. a chalk folder is characterized in that the cylindrical chalk folder bottom that chalk is housed is provided with connector, and connector is connected with small-sized replaceable blackboard eraser.
2. chalk folder according to claim 1 is characterized in that the outer surface of chalk folder is provided with anti-skidding projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200196455U CN201009564Y (en) | 2007-03-20 | 2007-03-20 | Chalk clip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200196455U CN201009564Y (en) | 2007-03-20 | 2007-03-20 | Chalk clip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201009564Y true CN201009564Y (en) | 2008-01-23 |
Family
ID=39044499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200196455U Expired - Fee Related CN201009564Y (en) | 2007-03-20 | 2007-03-20 | Chalk clip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201009564Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110861429A (en) * | 2018-08-28 | 2020-03-06 | 成都友谊教学设备有限公司 | Chalk sleeve for teaching |
-
2007
- 2007-03-20 CN CNU2007200196455U patent/CN201009564Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110861429A (en) * | 2018-08-28 | 2020-03-06 | 成都友谊教学设备有限公司 | Chalk sleeve for teaching |
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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: 20080123 |