CN201685585U - Multicolor chalk device - Google Patents
Multicolor chalk device Download PDFInfo
- Publication number
- CN201685585U CN201685585U CN2010202148119U CN201020214811U CN201685585U CN 201685585 U CN201685585 U CN 201685585U CN 2010202148119 U CN2010202148119 U CN 2010202148119U CN 201020214811 U CN201020214811 U CN 201020214811U CN 201685585 U CN201685585 U CN 201685585U
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- CN
- China
- Prior art keywords
- chalk
- multicolor
- cylinder
- cylinders
- utility
- 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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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model discloses a multicolor chalk device, comprising: a chalk cylinder (1), wherein the chalk cylinder (1) is formed by integrating two cylinders together, the upper and lower parts of the inner wall of each cylinder are respectively provided with elastic sheets (3), and four pieces of chalk with different colors are respectively arranged inside the cylinders. The multicolor chalk device has the advantage that: according to different contents, a teacher can write on the blackboard with two ends of the chalk in different colors in class, thereby avoiding the trouble of changing chalk continuously and facilitating teaching.
Description
Technical field
The utility model relates to the realia technical field, specifically a kind of multicolor chalk device.
Background technology
Last class hour is a teacher when using the white chalk writing on the blackboard, often needs with pastel key content to be marked out, therefore will constantly exchange white chalk and pastel, very bothers, and loses time.
The utility model content
The purpose of this utility model is a kind of multicolor chalk device that can exchange the different colours use in use quickly and easily of design.
The utility model multicolor chalk device comprises: chalk cylindrical shell 1, chalk cylindrical shell 1 are that two cylinders are connected as a single entity, and the upper and lower chalk 2 that is respectively arranged with 3, four kinds of different colours of shell fragment of each cylinder inwall places in the cylinder respectively.
The utility model multicolor chalk device is write and is achieved in that multicolor chalk device one end exposes the chalk head of the same color, this end exposes a kind of color outside for writing, the chalk of color is write if need not expose outside, as long as press the protrusion chalk of other end, then need color chalk head just to be exposed; If the two chalk heads that expose at same end, are pressed temporary transient unwanted chalk head and can be write.Can recycle repeatedly like this, four kinds of colors can be write.
The advantage of the utility model multicolor chalk device is: teacher can be according to different content with the different color writing on the blackboard in chalk two at school the time, and the trouble of having avoided not stopping to change chalk has been brought convenience to teaching.
Description of drawings
Fig. 1 is the structural representation of multicolor chalk device.
The specific embodiment
According to shown in Figure 1, a kind of multicolor chalk device comprises: chalk cylindrical shell 1, chalk cylindrical shell 1 are that two cylinders are connected as a single entity, and the upper and lower chalk 2 that is respectively arranged with 3, four kinds of different colours of shell fragment of each cylinder inwall places in the cylinder respectively.
Claims (1)
1. multicolor chalk device, comprise: chalk cylindrical shell (1), it is characterized in that: chalk cylindrical shell (1) is that two cylinders are connected as a single entity, the upper and lower shell fragment (3) that is respectively arranged with of each cylinder inwall, and the chalk of four kinds of different colours (2) places in the cylinder respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202148119U CN201685585U (en) | 2010-05-31 | 2010-05-31 | Multicolor chalk device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202148119U CN201685585U (en) | 2010-05-31 | 2010-05-31 | Multicolor chalk device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201685585U true CN201685585U (en) | 2010-12-29 |
Family
ID=43373874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202148119U Expired - Fee Related CN201685585U (en) | 2010-05-31 | 2010-05-31 | Multicolor chalk device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201685585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685565A (en) * | 2017-08-29 | 2018-02-13 | 许昌市建安区第实验学校 | A kind of Novel chalk clamp |
-
2010
- 2010-05-31 CN CN2010202148119U patent/CN201685585U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685565A (en) * | 2017-08-29 | 2018-02-13 | 许昌市建安区第实验学校 | A kind of Novel chalk clamp |
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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: 20101229 Termination date: 20110531 |