CN202480622U - Chalk end recycling pen tube - Google Patents
Chalk end recycling pen tube Download PDFInfo
- Publication number
- CN202480622U CN202480622U CN2011205591226U CN201120559122U CN202480622U CN 202480622 U CN202480622 U CN 202480622U CN 2011205591226 U CN2011205591226 U CN 2011205591226U CN 201120559122 U CN201120559122 U CN 201120559122U CN 202480622 U CN202480622 U CN 202480622U
- Authority
- CN
- China
- Prior art keywords
- chalk
- top cover
- pen tube
- shaft
- writing brush
- 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
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- Pens And Brushes (AREA)
Abstract
A chalk end recycling pen tube belongs to teaching supplies, and mainly resolves the problem of waste due to the fact that chalk ends can not continue being used. The chalk end recycling pen tube comprises a top cover and a pen tube and is characterized in that the top cover and the pen tube are connected through threads, the top cover and a top rod below the top cover are connected through a spring, the lower end of the pen tube is connected with a rubber ring, and the lateral side of the rubber ring is provided with a fastening screw. The chalk end recycling pen tube is capable of recycling the chalk ends thrown by teachers by packing the chalk ends into the pen tube, and therefore the chalk is used to the utmost and source is saved.
Description
Technical field
The utility model relates to a kind of realia, specifically a kind of chalk head recirculation shaft of a writing brush.
Background technology
Teacher write on blackboard with chalk last class hour, used when chalk just to be difficult to get very short the time, caused a lot of inconvenience for teacher's use, directly threw away the waste that can cause chalk.
The utility model content
The purpose of the utility model is to provide a kind of chalk head recirculation shaft of a writing brush, and this shaft of a writing brush can be put into the chalk head of losing in the shaft of a writing brush and utilize once more, has practiced thrift resource.
The technical scheme that its technical problem of the utility model solution is taked is: a kind of chalk head recirculation shaft of a writing brush; Comprise the top cover and the shaft of a writing brush; It is characterized in that the described top cover and the shaft of a writing brush are through being threaded, top cover is connected through spring with the push rod of top cover below; Described shaft of a writing brush lower end connects the rubber circle, and described rubber circle side is provided with holding screw.
The beneficial effect of the utility model is: the chalk head recirculation shaft of a writing brush of this utility model can be put into the chalk head that teacher loses in the shaft of a writing brush and utilize once more, has practiced thrift resource.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure: 1 top cover, 2 shafts of a writing brush, 3 springs, 4 rubber circles, 5 holding screws, 6 push rods.
The specific embodiment
As shown in Figure 1.A kind of chalk head recirculation shaft of a writing brush comprises the top cover 1 and the shaft of a writing brush 2, and the described top cover 1 and the shaft of a writing brush 2 are through being threaded; The shaft of a writing brush 2 is a cylindrical tube, and diameter of bore is a bit larger tham the chalk diameter, and top cover 1 is connected through spring 3 with the push rod 6 of top cover below; Spring 3 can constantly eject chalk, guarantees to continue to use, and the described shaft of a writing brush 2 lower ends connect rubber circle 4; Described rubber circle 4 is become by the hard rubber leather, and the inwall bore is identical with the chalk diameter, makes chalk be difficult for skidding off; Be provided with holding screw 5 in the side, can chalk be fixed in shaft of a writing brush end opening.
During use, open top cover 1, put into suitable chalk head; The top cover 1 of screwing on, spring pressurized, chalk can be under the active force of spring 3 and push rod 6 along the shaft of a writing brush 2 to lower slider; Unscrew holding screw 5, chalk exposes from rubber circle 4 belows of the shaft of a writing brush 2 lower ends, and holding screw 5 is tightened and can be used.
Claims (1)
1. a chalk head recirculation shaft of a writing brush comprises the top cover and the shaft of a writing brush, it is characterized in that; The described top cover and the shaft of a writing brush are through being threaded; Top cover is connected through spring with the push rod of top cover below, and described shaft of a writing brush lower end connects the rubber circle, and described rubber circle side is provided with holding screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205591226U CN202480622U (en) | 2011-12-28 | 2011-12-28 | Chalk end recycling pen tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205591226U CN202480622U (en) | 2011-12-28 | 2011-12-28 | Chalk end recycling pen tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202480622U true CN202480622U (en) | 2012-10-10 |
Family
ID=46955078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205591226U Expired - Fee Related CN202480622U (en) | 2011-12-28 | 2011-12-28 | Chalk end recycling pen tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202480622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103129222A (en) * | 2013-03-10 | 2013-06-05 | 杨家元 | Pencil stub box |
-
2011
- 2011-12-28 CN CN2011205591226U patent/CN202480622U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103129222A (en) * | 2013-03-10 | 2013-06-05 | 杨家元 | Pencil stub box |
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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: 20121010 Termination date: 20121228 |