CN202225599U - Chalk sleeve - Google Patents
Chalk sleeve Download PDFInfo
- Publication number
- CN202225599U CN202225599U CN2011203422242U CN201120342224U CN202225599U CN 202225599 U CN202225599 U CN 202225599U CN 2011203422242 U CN2011203422242 U CN 2011203422242U CN 201120342224 U CN201120342224 U CN 201120342224U CN 202225599 U CN202225599 U CN 202225599U
- Authority
- CN
- China
- Prior art keywords
- chalk sleeve
- sleeve
- chalk
- blend stop
- sleeve body
- 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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- Toys (AREA)
Abstract
The utility model provides a chalk sleeve and the sleeve body of the chalk sleeve is a grooved type housing with an upper opening. The central section of the outside of the sleeve body is provided with two baffle strips corresponding to each other. Each baffle strip adopts an arc-shaped structure. The lower parts of the baffle strips are provided with spherical cap-shaped projections positioned on the surface of the sleeve body. Compared with the prior art, the chalk sleeve has the advantages of convenient and practical performances, convenient operation, wide application, low cost and the like.
Description
Technical field the utility model relates to a kind of chalk sleeve.
Background technology is well-known, and the teacher is when utilizing chalk to write writing on the blackboard, and finger is the contact chalk directly; The chalk finger of not only making dirty easily, and finger skin caused damage, so having become the teacher, chalk sleeve goes up one of apparatus that often uses class hour; Existing chalk sleeve is single body; Because finger tired and sliding, finger is easily by landing on the chalk sleeve in practical application, and this just directly influences teacher's level of giving a lesson.
The purpose of summary of the invention the utility model is to provide a kind of simple in structure, convenient and practical, simple operation, is widely used, cheap, the chalk sleeve that is easy to promote.
The utility model comprises body, blend stop and projection; Said body is the grooved housing of upper shed; Medium position is provided with corresponding two blend stops in the outside of body, and said blend stop is an arc-shaped structure, is provided with the crown projection of several balls in the bottom of blend stop and the surface of body.
The utility model inserts chalk in body in use, and teacher's finger is pinched at cover external, and is withstood by blend stop, avoids sliding; The salient point of cover surface not only plays the effect of massage to finger, and gives between finger and the body and leave certain slit, and deduction and exemption are pointed tired and perspired.
The utility model compared with prior art has following advantage: simple in structure, convenient and practical, simple operation, be widely used, cheap, be easy to promote.
Description of drawings Fig. 1 is the three-dimensional simplified schematic diagram of the utility model.
The specific embodiment is in the three-dimensional simplified schematic diagram of chalk sleeve shown in Figure 1; Body 1 is the grooved housing of upper shed; Medium position is provided with corresponding two blend stops 2 in the outside of body, and blend stop is an arc-shaped structure, is provided with the crown projection of several balls 3 in the bottom of blend stop and the surface of body.
Claims (1)
1. chalk sleeve; Comprise body, blend stop and projection, it is characterized in that: body is the grooved housing of upper shed, and the outside medium position of body is provided with corresponding two blend stops; Blend stop is an arc-shaped structure, and the bottom of blend stop and the surface of body are provided with the projection of spherical crown shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203422242U CN202225599U (en) | 2011-09-14 | 2011-09-14 | Chalk sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203422242U CN202225599U (en) | 2011-09-14 | 2011-09-14 | Chalk sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202225599U true CN202225599U (en) | 2012-05-23 |
Family
ID=46076203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203422242U Expired - Fee Related CN202225599U (en) | 2011-09-14 | 2011-09-14 | Chalk sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202225599U (en) |
-
2011
- 2011-09-14 CN CN2011203422242U patent/CN202225599U/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: 20120523 Termination date: 20120914 |