CN202480711U

CN202480711U - Dustproof blackboard eraser

Info

Publication number: CN202480711U
Application number: CN2012200700791U
Authority: CN
Inventors: 李萌
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-28
Filing date: 2012-02-28
Publication date: 2012-10-10
Anticipated expiration: 2022-02-28

Abstract

The utility model relates to a dustproof blackboard eraser, belonging to a teaching aid, and mainly solving problems that dust flies upwards and an erasing effect is poor when a traditional blackboard eraser is used. The dustproof blackboard eraser comprises a dust-collecting sponge, cleaning cloth and a base, wherein the dust-collecting sponge is arranged at the middle of a side surface of the base, and the cleaning cloth is respectively arranged at each of two ends of the dust-collecting sponge. The dustproof blackboard eraser disclosed by the utility model solves a technical problem that the dust flies upwards so as to damage the skin of hands of a user and the physical and psychological health of teachers and students when the traditional blackboard eraser is used, and has the advantages of simple structure, safety for use, environment friendliness and energy conservation.

Description

A kind of dust-proof blackboard eraser

Technical field

The utility model relates to a kind of teaching aid, specifically is a kind of dust-proof blackboard eraser.

Background technology

Class hour on to the student, teacher can erase the board every now and then, following class hour; The student on duty classmate also will erase the board, and traditional blackboard eraser adopts the bristle of hard to process more, and not only the blackboard eraser examination is unclean; And the chalk powder under wiping also can drop on teacher and classmates on hand and on one's body, especially when dry, the dust that flies upward also can be inhaled in the lung; Because the specific physical performance of chalk; This can cause very big injury to health, and the pneumoconiosis and the various acute and chronic breathing problem that cause like dust are to the influence of air quality and pass through and send out myopia etc.If a kind of blackboard eraser that prevents dust from flying can be arranged, will be useful especially to teacher and classmates' physical and mental health.

The utility model content

The purpose of the utility model is to provide a kind of dust-proof blackboard eraser, and the dust that this blackboard eraser causes in the time of can reducing and avoid the use of effectively prevents harm that dust from flying causes human body and to the pollution of environment.

The technical scheme that its technical problem of the utility model solution is taked is: a kind of dust-proof blackboard eraser; Its structure comprises dust suction sponge, cleaning cloth and base; The middle part, one side of described base is provided with the dust suction sponge, is respectively arranged with cleaning cloth at the two ends of dust suction sponge.

The beneficial effect of the utility model is: during use, hold base, dust suction sponge and cleaning cloth are contacted with waiting the blackboard surface of wiping examination; This moment, mobile blackboard was wiped, and the cleaning cloth in the place ahead touches chalk writing at first, along with moving of blackboard eraser; Dust under wiping gets in the dust suction sponge, and for the writing and the dust that do not have under the thoroughly wiping, the cleaning cloth at rear replenishes once more wipes examination; To reach the purpose that blackboard cleans fully; When the absorption dust is too much in sponge or the cleaning cloth, can carry out flushing with clean water, solve traditional blackboard and wiped dust from flying when using, the able-bodied technical problem of harm Faculty and Students.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Among the figure: 1 dust suction sponge, 2 cleaning cloths, 3 bases.

The specific embodiment

As shown in Figure 1.A kind of dust-proof blackboard eraser, its structure comprise dust suction sponge 1, cleaning cloth 2 and base 3, and the middle part, a side of described base 3 is provided with dust suction sponge 1, is respectively arranged with cleaning cloth 2 at the two ends of dust suction sponge 1.Cleaning cloth 2 and dust suction sponge 1 are fixed on the same plane of base 3 and highly equate.

During use, hold base 3, dust suction sponge 1 and cleaning cloth 2 are contacted with waiting the blackboard surface of wiping examination; This moment, mobile blackboard was wiped, and the cleaning cloth 2 in the place ahead touches chalk writing at first, along with moving of blackboard eraser; Dust under wiping gets in the dust suction sponge 1, and for the writing and the dust that do not have under the thoroughly wiping, the cleaning cloth 2 at rear replenishes once more wipes examination; To reach the purpose that blackboard cleans fully, when the absorption dust is too much in dust suction sponge 1 or the cleaning cloth 2, can carry out flushing with clean water; The utility model has solved traditional blackboard and has wiped dust from flying when using, infringement hand skin, the able-bodied technical problem of harm Faculty and Students.

Claims

1. a dust-proof blackboard eraser is characterized in that, comprises dust suction sponge, cleaning cloth and base, and the middle part, a side of described base is provided with the dust suction sponge, is respectively arranged with cleaning cloth at the two ends of dust suction sponge.