Blackboard eraser capable of being quickly cleaned

Abstract

The invention provides a blackboard eraser capable of being quickly cleaned. The blackboard eraser comprises a body, an erasing plate and a plurality of springs. The body is in a cuboid shape. The blackboard eraser further comprises anti-skid areas, anti-skid lines, a bottom plate and an advertisement printing part. The two anti-skid areas are located on the left side and the right side of the body and internally provided with the anti-skid lines. The bottom plate is located at the bottom of the body. The upper surface of the body is provided with the advertisement printing part. One end of each spring is fixed below the bottom plate, and the other end of each spring is connected with the top of the erasing plate. The number of the springs is 3-5. A hairbrush is further arranged below the erasing plate. The blackboard eraser can wipe away stubborn chalk characters, a blackboard can be easily erased, and the blackboard eraser can be quickly cleaned; the cleaning quality is good, and time can be saved; dust cannot fly around, and the sanitation of the environment and the body health of teachers and students are ensured; and an advertisement logo can be printed at the advertisement printing part, and thus the advertising effect can be achieved.

Description

【Technical field】 [0001] The invention relates to the field of school supplies, in particular to a blackboard brush that can be cleaned quickly. 【Background technique】 [0002] Chalk, blackboard and blackboard brushes are indispensable for teaching. Although technology has developed and more and more teachers use multimedia teaching in teaching, chalk, blackboard and blackboard brushes are still indispensable in order to make teaching clearer and clearer. But the blackboard brush of prior art sometimes can't wipe cleanly or can't wipe when wiping the chalk writing on the blackboard. After removing the chalk, in order to use the blackboard brush again, it is often necessary to manually shake the blackboard brush to make the adhered chalk dust on the blackboard brush fall off, which requires a lot of effort to shake it, and it is not very clean. 【Content of invention】 [0003] The purpose of the present invention is to overcome the deficiencies of the above-mentioned prior ...

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to overcome the deficiencies of the above-mentioned prior art, and provide a blackboard brush that can be cleaned quickly, which aims to solve the technical problems in the prior art such as the difficulty in wiping the blackboard, the dust on the blackboard brush is not clean, and is difficult to remove.

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