CN202088713U - Convenient chalk holder - Google Patents
Convenient chalk holder Download PDFInfo
- Publication number
- CN202088713U CN202088713U CN2011201739309U CN201120173930U CN202088713U CN 202088713 U CN202088713 U CN 202088713U CN 2011201739309 U CN2011201739309 U CN 2011201739309U CN 201120173930 U CN201120173930 U CN 201120173930U CN 202088713 U CN202088713 U CN 202088713U
- Authority
- CN
- China
- Prior art keywords
- chalk
- sleeve
- convenient
- sleeve pipe
- utility
- 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
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a teaching aid and particularly relates to a convenient chalk holder. The convenient chalk holder is characterized by comprising a sleeve matched with the external form of a piece of chalk, the rear end of the sleeve is movably connected with a push rod which is in contact with the tail part of the chalk, a clamp which is in contact with the wall of the chalk and used for fixing the chalk is arranged in the middle of the sleeve, and anti-skid bulges are formed at the front end of the inner wall of the sleeve. Therefore, the utility model has the benefits: the convenient chalk holder has a simple structure and is convenient and practical, can protect hands from being stained by the chalk, and also can prevent the chalk from breaking, and improves the utilization ratio of the chalk.
Description
(1) technical field
The utility model relates to a kind of teaching aid, particularly a kind of convenient chalk sleeve.
(2) background technology
In daily teaching study, chalk is a kind of indispensable educational aid, but because the hardness of chalk is not very big, so cause chalk to be easy to disconnected joint, make teacher in teaching process, change chalk hastily, lose time, both inconvenient, and make chalk can not use up that it is used, cause the waste of chalk; Hand takes chalk to write in addition, and a common class gets off, the lane all be chalk dust on hand, so long-term, all can produce injury to skin and health.
(3) summary of the invention
The utility model provides a kind of handguard and can protect the not convenient chalk sleeve of easily broken joint of chalk in order to remedy the deficiencies in the prior art.
The utility model is achieved by the following technical solution:
A kind of convenient chalk sleeve, its special character is: comprise the sleeve pipe that the profile with chalk is complementary, the sleeve pipe rear end is connected with and the contacted push rod of chalk afterbody, and the sleeve pipe middle part is provided with the clip that contacts, is used for fixing chalk with the chalk wall, and the front end of internal surface of sleeve pipe is provided with anti-skidding projection.
Therefore, the beneficial effects of the utility model are: this facility chalk sleeve, and simple in structure, convenient and practical, can protect finger not polluted by chalk, can also prevent that chalk from disconnecting, and improves the utilization rate of chalk.
(4) description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Accompanying drawing 1 is a structural representation of the present utility model.
Among the figure, 1 chalk, 2 sleeve pipes, 3 push rods, 4 clips, 5 anti-skidding projectioies.
(5) specific embodiment
Accompanying drawing is a kind of specific embodiment of the present utility model.This embodiment comprises the sleeve pipe 2 that the profile with chalk 1 is complementary, sleeve pipe 2 rear ends are connected with and the contacted push rod 3 of chalk 1 afterbody, sleeve pipe 2 middle parts are provided with the clip 4 that contacts, is used for fixing chalk 1 with the chalk wall, and the front end of sleeve pipe 2 inwalls is provided with anti-skidding protruding 5.
Adopt convenient chalk sleeve of the present utility model, chalk 1 is put into sleeve pipe 2, by push rod 3 chalk 1 is released bit by bit to sleeve pipe 2 outsides, for preventing chalk 1 disconnected joint, to a bit just can use outside its release sleeve pipe 2, sleeve pipe 2 middle parts are provided with clip 4 can be used for fixing chalk 1, adds anti-skidding protruding 5 and plays the effect that prevents chalk 1 play jointly.Therefore, the beneficial effects of the utility model are: this facility chalk sleeve, and simple in structure, convenient and practical, can protect finger not polluted by chalk, can also prevent that chalk from disconnecting, and improves the utilization rate of chalk.
Claims (1)
1. convenient chalk sleeve, it is characterized in that: comprise the sleeve pipe (2) that the profile with chalk (1) is complementary, sleeve pipe (2) rear end is connected with and the contacted push rod of chalk (1) afterbody (3), sleeve pipe (2) middle part is provided with the clip (4) that contacts, is used for fixing chalk (1) with the chalk wall, and the front end of sleeve pipe (2) inwall is provided with anti-skidding projection (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201739309U CN202088713U (en) | 2011-05-27 | 2011-05-27 | Convenient chalk holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201739309U CN202088713U (en) | 2011-05-27 | 2011-05-27 | Convenient chalk holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202088713U true CN202088713U (en) | 2011-12-28 |
Family
ID=45363802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201739309U Expired - Fee Related CN202088713U (en) | 2011-05-27 | 2011-05-27 | Convenient chalk holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202088713U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275964A (en) * | 2013-07-03 | 2015-01-14 | 章惠 | Automatic chalk sleeve |
-
2011
- 2011-05-27 CN CN2011201739309U patent/CN202088713U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275964A (en) * | 2013-07-03 | 2015-01-14 | 章惠 | Automatic chalk sleeve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202088713U (en) | Convenient chalk holder | |
| CN202480621U (en) | Chalk sleeve | |
| CN202573420U (en) | Chalk assist device | |
| CN202428898U (en) | Chalk holder | |
| CN202242629U (en) | Double-sided dust-absorbing blackboard eraser | |
| CN203226575U (en) | Convenient combined tableware | |
| CN201907293U (en) | Chalk clamping sleeve | |
| CN201544608U (en) | Multifunctional chalk holder | |
| CN203019923U (en) | Chalk cap type blackboard eraser | |
| CN205326566U (en) | Multifunctional pencil grip | |
| CN201960917U (en) | One-way sending-out type chalk cover | |
| CN202999792U (en) | Eraser slag hairbrush | |
| CN202399704U (en) | Chalk with protection sleeve | |
| CN202439403U (en) | Needle-tube type dustproof chalk sleeve | |
| CN204472239U (en) | A kind of multiplex pencil | |
| CN201325241Y (en) | Chalk holder | |
| CN2860859Y (en) | Chalk pusher | |
| CN201989471U (en) | Chalk protecting cover | |
| CN204340450U (en) | One holds chalk-holder | |
| CN102039750A (en) | Multifunctional chalk sleeve | |
| CN203110619U (en) | Modified chalk sleeve | |
| CN204217983U (en) | A kind of crayon gloves | |
| CN202952705U (en) | Chalk sheath | |
| CN201287533Y (en) | Chalk jacket | |
| CN201385493Y (en) | Movable chalk cover |
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: 20111228 Termination date: 20120527 |