Chalk clamp

A chalk clip and card sleeve technology, which is applied in the field of teaching tools, can solve the problems of poor hand skin, waste of resources, easily broken and bumped against fingers, etc., and achieves the effects of convenient and simple use, skin protection, and finger protection.

Inactive Publication Date: 2016-06-01
青岛讯达捷电子科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Now when the teacher uses chalk in class, it is easier to break and touch the fingers, and sometimes in order to s

Method used

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  • Chalk clamp

Examples

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Embodiment Construction

[0013] Below in conjunction with accompanying drawing and example the present invention will be further described:

[0014] Such as figure 1 As shown, a chalk holder includes: a chalk holder 1, a ferrule 2 and an eraser 3, the ferrule 2 is connected to the chalk holder 1 through a socket, and the eraser 3 is connected to the chalk holder 1 through a clamping method.

[0015] Preferably, the surface body of the chalk holder 1 is provided with anti-skid lines.

[0016] Preferably, the eraser 3 can be disassembled and replaced.

[0017] Preferably, the ferrule 2 can move up and down on the surface of the chalk holder 1 .

[0018] Preferably, the ferrule 2 adopts an elastic structure.

[0019] The invention can improve the utilization rate of chalk, protect fingers and skin, and is convenient and simple to use.

[0020] The present invention has been described above by way of examples, but the present invention is not limited to the above specific embodiments, and any changes ...

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PUM

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Abstract

The invention relates to a chalk clamp. The chalk clamp comprises a chalk clamp, a sleeve and an eraser; the sleeve is connected with the chalk clamp through a sleeving mode; and the eraser is connected with the chalk clamp through a clamping mode. The chalk clamp can improve the chalk utilization rate, protects fingers and skin, and is convenient and simple in use.

Description

technical field [0001] The invention relates to a teaching tool, in particular to a chalk holder. Background technique [0002] Now when the teacher uses chalk in class, it is easier to break and touch the fingers, and sometimes in order to save time, he wipes the wrong words with his hands, which is not good for the skin of the hands. When the chalk is short, it is impossible to hold the blackboard with hands cause waste of resources. Contents of the invention [0003] The present invention mainly aims at the above problems, and provides a chalk clip that can improve the utilization rate of chalk, protect fingers and skin, and is easy to use, and its technical scheme is as follows: [0004] A chalk holder includes: a chalk holder, a ferrule and an eraser, the ferrule is connected to the chalk holder by socketing, and the eraser is connected to the chalk holder by snapping. [0005] On the basis of the above technical solution, the surface body of the chalk holder is pro...

Claims

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Application Information

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IPC IPC(8): B43K23/016B43L21/00
CPCB43K23/016B43L21/00
Inventor 李志华
Owner 青岛讯达捷电子科技有限公司
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