CN202354658U - Novel chalk box - Google Patents
Novel chalk box Download PDFInfo
- Publication number
- CN202354658U CN202354658U CN2011204990252U CN201120499025U CN202354658U CN 202354658 U CN202354658 U CN 202354658U CN 2011204990252 U CN2011204990252 U CN 2011204990252U CN 201120499025 U CN201120499025 U CN 201120499025U CN 202354658 U CN202354658 U CN 202354658U
- Authority
- CN
- China
- Prior art keywords
- chalk
- chalk box
- box body
- control valve
- piston
- 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
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- Fluid-Driven Valves (AREA)
Abstract
The utility model discloses a chalk box and particularly discloses a novel chalk box which is characterized in that a piston inner bin is mounted in a chalk box body, a control valve is mounted at the front end of the piston inner bin, and an outlet is formed at the bottom of the front end of the chalk box body. When the novel chalk box is in use, the control valve is pressed, the front end of the piston inner bin is moved downwards to be inclined, and chalks slip from the outlet through the control valve.
Description
Technical field
The utility model relates to a kind of new-type chalk holder.
Background technology
Filling the chalk holder of chalk arranges closely because of chalk; Gruelling when teachers take chalk, extract in the chalk process and be easy to the chalk that fractures, upset teacher's the state of mind because of fetching chalk painstakingly sometimes; Thereby make compelled interruption of teaching, bring a lot of inconvenience for teachers.
Summary of the invention
The purpose of the utility model is exactly in order to solve the problem that chalk is taken, and is easy to use, and it is laborsaving convenient to take, and significantly reduced the waste of chalk, practiced thrift resource.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of new-type chalk holder, it comprises the chalk box body, and storehouse in the piston is arranged in the chalk box body, system control valve, outlet.
The utility model comprises the chalk box body, and storehouse in the piston is housed in the chalk box body, and the storehouse front end is equipped with system control valve in the piston, and chalk box body front bottom end is equipped with outlet.During use, by compacting control valve, the storehouse front end moves down inclination in the piston, and chalk gets final product through system control valve landing outlet.
The beneficial effect of the utility model is: easy to use, it is laborsaving convenient to take, and has significantly reduced the waste of chalk, has practiced thrift resource.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Wherein, 1. chalk box body, 2. storehouse in the piston, 3. system control valve, 4 outlets.
The specific embodiment
Among Fig. 1, it comprises chalk box body 1, and storehouse 2 in the piston is arranged in chalk box body 1, system control valve 3, outlet 4.
Claims (1)
1. new-type chalk holder is characterized in that: storehouse in the piston is housed in the chalk box body, and the storehouse front end is equipped with system control valve in the piston, and chalk box body front bottom end is equipped with outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204990252U CN202354658U (en) | 2011-12-05 | 2011-12-05 | Novel chalk box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204990252U CN202354658U (en) | 2011-12-05 | 2011-12-05 | Novel chalk box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202354658U true CN202354658U (en) | 2012-08-01 |
Family
ID=46565884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204990252U Expired - Fee Related CN202354658U (en) | 2011-12-05 | 2011-12-05 | Novel chalk box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202354658U (en) |
-
2011
- 2011-12-05 CN CN2011204990252U patent/CN202354658U/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: 20120801 Termination date: 20121205 |