CN2837091Y - Chalk sleeve - Google Patents
Chalk sleeve Download PDFInfo
- Publication number
- CN2837091Y CN2837091Y CN 200520021876 CN200520021876U CN2837091Y CN 2837091 Y CN2837091 Y CN 2837091Y CN 200520021876 CN200520021876 CN 200520021876 CN 200520021876 U CN200520021876 U CN 200520021876U CN 2837091 Y CN2837091 Y CN 2837091Y
- Authority
- CN
- China
- Prior art keywords
- chalk
- fixed ring
- solid fixed
- pen cap
- convenient
- 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
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract 3
- 239000011324 bead Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
Images
Landscapes
- Clips For Writing Implements (AREA)
Abstract
The utility model relates to a chalk cover, characterized by comprises a suit 1 and the solid fixed ring 2 that one end set up of the pen cover on chalk 5, the part that sets up solid fixed ring 2 on the pen cover 1 is equipped with the double-layered groove 3 that presss from both sides tight chalk through rotatory solid fixed ring 2, the other end of pen cover 1 is equipped with the bead 4 of being convenient for to hold simultaneously, this technique has simple structure, easy manufacturing, with low costs, convenient to use, it is firm easy not disconnected, practice thrift the chalk, the hand does not directly contact the chalk, do not injure characteristics such as skin.
Description
Affiliated field: the utility model relates to a kind of chalk sleeve.
Prior art: well-known, chalk is widely used a kind of product (perhaps being called instrument) in the conventional teaching.The student goes up class hour at ordinary times, and teacher's word that all will write with chalk on blackboard usually usually sees that teacher's chalk in the process of writing often fractures, and always assembles some have more than is needed chalk heads in the chalk holder, has both wasted chalk, loses time again, and influence is effect on class; In addition, because the teacher is using chalk to write in the process, hand directly contacts chalk, and chalk dust adheres on hand easily, and skin on hand is very uncomfortable, in the past for a long time, and injured skin not only, and influence teacher's health.Need a kind ofly firmly not allow easily brokenly for this reason, save chalk, hand does not directly contact chalk, do not hinder the chalk or the product of skin, at the problem that above-mentioned prior art exists, design provides a kind of simple in structure, processing and manufacturing easily, cost is low, easy to use, particularly firmly do not allow easily brokenly, save chalk, hand does not directly contact chalk, does not hinder a kind of chalk sleeve of skin.
Technical scheme: the utility model is realized by following manner: a kind of chalk sleeve, it is characterized in that: be set in the retainer ring 2 that the pen cap 1 on the chalk 5 and one end be provided with by one and form, the part that retainer ring 2 is set on the pen cap 1 is provided with the clip slot 3 that clamps chalk 5 by rotation retainer ring 2, the other end of the pen cap 1 is provided with the fin of being convenient to hold 4 simultaneously, as shown in Figure 1, 2.This chalk sleeve can adopt plastics or other material manufacturing; In actual life, also can adopt the existing wax crayon cover of having used, and put out sulculus at wax crayon and get final product.During use, chalk 5 can be set in the pen cap 1 and expose about 1 centimetre, clamp chalks 5, so just can use thereby then retainer ring 2 is drawn forward and rotate compression clip slot 3.This use is novel to be compared with prior art, have simple in structure, easily processing and manufacturing, cost is low, and is easy to use, firmly do not allow easily brokenly, saves chalk, hand does not directly contact chalk, does not hinder characteristics such as skin.
Description of drawings:
Fig. 1 is the general structure schematic diagram behind the utility model suit chalk 5.
Fig. 2 is the general structure schematic diagram after utility model does not have suit chalk 5.
Among the figure: 1 pen cap, 2 retainer rings, 3 clip slots, 4 fins, 5 chalks.
Embodiment: a kind of chalk sleeve, it is characterized in that: be set in the retainer ring 2 that the pen cap 1 on the chalk 5 and one end be provided with by one and form, the part that retainer ring 2 is set on the pen cap 1 is provided with the clip slot 3 that clamps chalk 5 by rotation retainer ring 2, the other end of the pen cap 1 is provided with the fin of being convenient to hold 4 simultaneously, as shown in Figure 1, 2.This chalk sleeve can adopt plastics or other material manufacturing; In actual life, also can adopt the existing wax crayon cover of having used, and put out sulculus at wax crayon and get final product.
Claims (1)
1, a kind of chalk sleeve, it is characterized in that: be set in the retainer ring (2) that the pen cap (1) on the chalk (5) and one end be provided with by one and form, the part that retainer ring (2) is set on the pen cap (1) is provided with the clip slot (3) that clamps chalk by rotation retainer ring (2), and the other end of the pen cap (1) is provided with the fin of being convenient to hold (4) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520021876 CN2837091Y (en) | 2005-11-03 | 2005-11-03 | Chalk sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520021876 CN2837091Y (en) | 2005-11-03 | 2005-11-03 | Chalk sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2837091Y true CN2837091Y (en) | 2006-11-15 |
Family
ID=37391573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520021876 Expired - Fee Related CN2837091Y (en) | 2005-11-03 | 2005-11-03 | Chalk sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2837091Y (en) |
-
2005
- 2005-11-03 CN CN 200520021876 patent/CN2837091Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |