CN203093425U - Chalk insertion tube - Google Patents
Chalk insertion tube Download PDFInfo
- Publication number
- CN203093425U CN203093425U CN 201220574112 CN201220574112U CN203093425U CN 203093425 U CN203093425 U CN 203093425U CN 201220574112 CN201220574112 CN 201220574112 CN 201220574112 U CN201220574112 U CN 201220574112U CN 203093425 U CN203093425 U CN 203093425U
- Authority
- CN
- China
- Prior art keywords
- chalk
- insertion tube
- taper hole
- cross
- chalk insertion
- 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
- 230000037431 insertion Effects 0.000 title abstract 5
- 238000003780 insertion Methods 0.000 title abstract 5
- 239000000463 material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a chalk insertion tube. The chalk insertion tube comprises a tube body. The chalk insertion tube has the innovation points that a taper hole is formed in one end of the tube body, a second conical hole is also formed in the other end of the tube body, and the cross section of the second taper hole is regular hexagonal. The chalk insertion tube has the function of fully utilizing chalks.
Description
Technical field
The utility model relates to a kind of learning life articles for use, especially a kind of chalk intubate.
Background technology
Because the reason of material is write in the process of blackboard word at teachers ' teaching, to using remaining chalk head, the intentionally outer chalk head that fractures tends to lose on one side at present, and the utilization rate to chalk is very low like this, very waste.That these have broken or with the remaining chalk head in back because length not enough reason is not used and has just wasted.
Summary of the invention
The purpose of this utility model is to provide a kind of chalk intubate that can make full use of chalk.
In order to achieve the above object, the technical solution of the utility model is: a kind of chalk intubate, comprise body, and its innovative point is: an end of described body has conical bore, and the other end of body also has second taper hole, and the cross section of second taper hole is a regular hexagon.
The surface of described body has the frosted of shaking hands portion.
After adopting said structure, because an end of described body has conical bore, the other end of body also has second taper hole, and the cross section of second taper hole is a regular hexagon.Can carry out supporting use according to existing two kinds of chalk shapes (cross section circle or cross section regular hexagon), make full use of chalk.
Description of drawings
The embodiment that provides below in conjunction with accompanying drawing is described in further detail the utility model.
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
As shown in Figure 1, a kind of chalk intubate comprises body 1, and its innovative point is: an end of described body 1 has conical bore 2, and the other end of body 1 also has second taper hole 3, and the cross section of second taper hole 3 is a regular hexagon.
As shown in Figure 1, the surface of described body 1 has the frosted of shaking hands portion 4.Can increase user's feel, use comfortable.
The utility model can carry out supporting use according to existing two kinds of chalk shapes (cross section circle or cross section regular hexagon), makes full use of chalk.
Claims (2)
1. a chalk intubate comprises body (1), it is characterized in that: an end of described body (1) has conical bore (2), and the other end of body (1) also has second taper hole (3), and the cross section of second taper hole (3) is a regular hexagon.
2. chalk intubate according to claim 1 is characterized in that: the surperficial tool of described body (1) is seen the frosted portion (4) of shaking hands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220574112 CN203093425U (en) | 2012-10-25 | 2012-10-25 | Chalk insertion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220574112 CN203093425U (en) | 2012-10-25 | 2012-10-25 | Chalk insertion tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203093425U true CN203093425U (en) | 2013-07-31 |
Family
ID=48844856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220574112 Expired - Fee Related CN203093425U (en) | 2012-10-25 | 2012-10-25 | Chalk insertion tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203093425U (en) |
-
2012
- 2012-10-25 CN CN 201220574112 patent/CN203093425U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20141025 |
|
| EXPY | Termination of patent right or utility model |