CN203157457U - Hygienic chalk sleeve - Google Patents

Hygienic chalk sleeve Download PDF

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Publication number
CN203157457U
CN203157457U CN 201320136465 CN201320136465U CN203157457U CN 203157457 U CN203157457 U CN 203157457U CN 201320136465 CN201320136465 CN 201320136465 CN 201320136465 U CN201320136465 U CN 201320136465U CN 203157457 U CN203157457 U CN 203157457U
Authority
CN
China
Prior art keywords
chalk
sleeve
hygienic
chalk sleeve
pen cap
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
Application number
CN 201320136465
Other languages
Chinese (zh)
Inventor
王致涵
Original Assignee
王致涵
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 王致涵 filed Critical 王致涵
Priority to CN 201320136465 priority Critical patent/CN203157457U/en
Application granted granted Critical
Publication of CN203157457U publication Critical patent/CN203157457U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a hygienic chalk sleeve which is designed to be tube-shaped. The diameter of the chalk sleeve is a little larger than that of a piece of chalk, and the length of the chalk sleeve is equal to that of the chalk. A sleeve ring capable of loosening or clamping the chalk is designed at one end of the chalk sleeve. The chalk sleeve is divided into an upper portion and a lower portion at one end of the sleeve ring of the chalk sleeve, and an anti-slipping felt pad is respectively arranged in the upper portion and in the lower portion. When a teacher needs to use the chalk during a class, the sleeve ring of the hygienic chalk sleeve is loosened, the chalk is placed in the hygienic chalk sleeve, and the chalk is fixed after the sleeve ring is tightened. During use, the length of a chalk head extending out of the chalk sleeve can be adjusted at any time, and writing can be conveniently and hygienically achieved. The hygienic chalk sleeve is simple in production process and convenient to popularize.

Description

A kind of salubrol pen cap
Technical field
The present invention relates to a kind of pen cap, particularly relate to a kind of convenient salubrol pen cap that uses.
Background technology
The teacher of teaching is more arduous, and will do a large amount of writings on the blackboard every day.Write at blackboard with chalk, do to such an extent that the full hand of teacher all is chalk powder.And owing to there is not chalk sleeve, make a lot of chalk heads be wasted.Along with progress of science and technology, teaching means is constantly brought forth new ideas, and various electrical screen, electronic pen constantly occur, and makes that teaching is convenient.But these can not replace chalk simply and easily.The application of chalk is still very universal.It is still necessary to solve chalk hygienic issues and waste problem.
Summary of the invention
A kind of salubrol pen cap of the present invention designs a kind of tubulose pen cap, and slightly larger in diameter is in the diameter of chalk, and length equals the length of chalk, in the design of an end of the pen cap collar that can unclamp or clamp chalk is arranged.At the collar one end of chalk sleeve, chalk sleeve divides upper and lower two parts, and upper and lower two-part inside is stained with anti-skidding felt pan.Being a teacher when on class needing to use chalk, the collar that unclamps the salubrol pen cap is packed chalk in the salubrol pen cap, tightens collar chalk and is fixed.In the process of using, can adjust the length that the chalk head leans out at any time, write convenient and healthy.A kind of salubrol pen cap of the present invention production technology is simple, is convenient to popularize.
Description of drawings
Fig. 1 is a kind of salubrol pen cap schematic diagram.Among the figure: the 1st, the collar; The 2nd, chalk sleeve; The 3rd, screw-socket; The 4th, upper clip; The 5th, lower clamping piece.
The specific embodiment
A kind of salubrol pen cap of the present invention designs a kind of tubulose pen cap, 10 millimeters of diameters, and 70 millimeters of length have the collar that can unclamp or clamp chalk in the design of an end of the pen cap.The collar adopts screw structural, and at the collar one end of chalk sleeve, chalk sleeve divides upper and lower two parts, and upper and lower two-part inside is stained with anti-skidding felt pan.Being a teacher when on class needing to use chalk, the collar that unclamps the salubrol pen cap is packed chalk in the salubrol pen cap, tightens collar chalk and is fixed.In the process of using, can adjust the length that the chalk head leans out at any time, write convenient and healthy.A kind of salubrol pen cap of the present invention production technology is simple, is convenient to popularize.

Claims (1)

1. salubrol pen cap is characterized in that the end design that health chalk of the present invention is enclosed within the pen cap has the collar that can unclamp or clamp chalk.
CN 201320136465 2013-03-25 2013-03-25 Hygienic chalk sleeve Expired - Fee Related CN203157457U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320136465 CN203157457U (en) 2013-03-25 2013-03-25 Hygienic chalk sleeve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320136465 CN203157457U (en) 2013-03-25 2013-03-25 Hygienic chalk sleeve

Publications (1)

Publication Number Publication Date
CN203157457U true CN203157457U (en) 2013-08-28

Family

ID=49018673

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320136465 Expired - Fee Related CN203157457U (en) 2013-03-25 2013-03-25 Hygienic chalk sleeve

Country Status (1)

Country Link
CN (1) CN203157457U (en)

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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: 20130828

Termination date: 20140325