CN201566272U - Retractable environmental protection chalk - Google Patents
Retractable environmental protection chalk Download PDFInfo
- Publication number
- CN201566272U CN201566272U CN2009202137639U CN200920213763U CN201566272U CN 201566272 U CN201566272 U CN 201566272U CN 2009202137639 U CN2009202137639 U CN 2009202137639U CN 200920213763 U CN200920213763 U CN 200920213763U CN 201566272 U CN201566272 U CN 201566272U
- Authority
- CN
- China
- Prior art keywords
- chalk
- environmental protection
- slider
- retractable
- pen cap
- 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
Images
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model relates to a retractable environmental protection chalk, which relates to a chalk, and comprises a chalk (1), a retractable chalk sleeve (2) and a slider (3), wherein the chalk (1) is arranged in the inner portion of the chalk sleeve (2), and the slider (3) is arranged on the outer side of the chalk sleeve (2). The length of the chalk is freely controlled through arranging the slider on the retractable chalk sleeve (2). The retractable environmental protection chalk is not easy to be broken, saves energy, reduces the use cost, does not directly contact with a hand, and can protect the skin on the hands of teachers.
Description
Technical field:
The utility model relates to a kind of chalk, especially relates to a kind of telescopic environmental protection chalk.
Background technology:
Chalk be teachers every day at school the time institute indispensable, when general chalk uses, accidentally just be easy to fracture, it is not very easily just that chalk fractures that the back teachers use, because just the chalk that disconnects is thrown away, cause the resource serious waste, and since long-time with chalk, can bring damage to skin on hand.
The utility model content:
The purpose of this utility model provides telescopic environmental protection chalk, and it can freely control the length of chalk, is difficult for being fractureed, and energy savings reduces use cost, and makes hand directly not contact chalk, can play protection teacher skin on hand.
In order to solve the existing problem of background technology, the utility model is by the following technical solutions: it is made up of chalk 1, the flexible pen cap 2, slider 3; Chalk 1 is arranged on the inside of the pen cap 2, and slider 3 is arranged on the outside of the pen cap 2.
The utility model is by being provided with the length that slider 3 is freely controlled chalk on the flexible pen cap 2.
The utlity model has following beneficial effect: can freely control the length of chalk, be difficult for being fractureed, energy savings reduces use cost, and makes hand directly not contact chalk, can play protection teacher skin on hand.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
The specific embodiment:
Referring to Fig. 1, this specific embodiment by the following technical solutions: it is made up of chalk 1, the flexible pen cap 2, slider 3; Chalk 1 is arranged on the inside of the pen cap 2, and slider 3 is arranged on the outside of the pen cap 2.
This specific embodiment is by being provided with the length that slider 3 is freely controlled chalk on the flexible pen cap 2.
This specific embodiment can freely be controlled the length of chalk, is difficult for being fractureed, and energy savings reduces use cost, and makes hand directly not contact chalk, can play protection teacher skin on hand.
Claims (1)
1. telescopic environmental protection chalk is characterized in that it is made up of chalk (1), the flexible pen cap (2), slider (3); Chalk (1) is arranged on the inside of the pen cap (2), and slider (3) is arranged on the outside of the pen cap (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202137639U CN201566272U (en) | 2009-11-18 | 2009-11-18 | Retractable environmental protection chalk |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202137639U CN201566272U (en) | 2009-11-18 | 2009-11-18 | Retractable environmental protection chalk |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201566272U true CN201566272U (en) | 2010-09-01 |
Family
ID=42658559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009202137639U Expired - Fee Related CN201566272U (en) | 2009-11-18 | 2009-11-18 | Retractable environmental protection chalk |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201566272U (en) |
-
2009
- 2009-11-18 CN CN2009202137639U patent/CN201566272U/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: 20100901 Termination date: 20101118 |