CN2405768Y - Automatic dust-collection blackboard eraser - Google Patents

Abstract

The utility model discloses an automatic dust suction blackboard eraser. An electric fan is arranged in the blackboard eraser, and the utility model reduces flying dust, and purifies dust pollution by the strong dust suction of the electric fan. The utility model is favorable for protecting teachers' and students' physical and mental health, and is favorable for protecting electric education equipment.

Description

Automatic dust-absorption eraser

The utility model relates to a kind of blackboard eraser, particularly a kind of automatic dust-absorption eraser.

At present the teacher is at blackboard upper plate postscript, and dust from flying when erasing the board has very big infringement for academics and students's physical and mental health.

The purpose of this utility model is to provide a kind of automatic dust absorption dirt blackboard eraser, and this blackboard eraser can be with chalk in the greyish white moving income blackboard eraser when the crocus person's handwriting, and purifying and stive pollutes.

The technical solution of the utility model is: a kind of automatic dust-absorption eraser, by comprising shell, one circle rubber is arranged at the edge of shell, be provided with safety net and be fixed together, flabellum and motor are arranged in the shell with shell at outer casing frontispiece, safety net has a blackboard eraser outward, link together by axle, motor, flabellum and blackboard eraser, shell is provided with an ash-hole with cover, and the shell back side is provided with handle, one switch is arranged on the handle, and power line is connected with motor.

The utility model is simple in structure, and is easy to use, and the powerful dust suction by fan significantly reduces dust from flying, and purifying and stive pollutes, and helps protecting academics and students's physical and mental health, helps protecting educational technology equipment.

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.

Fig. 1 is the utility model front view;

Fig. 2 is the utility model A-A cutaway view;

Fig. 3 is the utility model rearview.

A kind of automatic dust-absorption eraser, it comprises shell 1, and a circle rubber ripple 2 is arranged at the edge of shell 1, is provided with safety net 3 in shell 1 front and is fixed together with shell 1, flabellum 9 and motor 10 are arranged in the shell 1, outside the safety net 3 blackboard eraser 4 is arranged, by axle, motor 10, flabellum 9 link together with blackboard eraser 4, shell 1 is provided with an ash-hole 5 with cover, shell 1 back side is provided with handle 6, and a switch 7 is arranged on the handle 6, and power line 8 is connected with motor 10.

Claims (1)

1, a kind of automatic dust-absorption eraser, it is characterized in that: it comprises shell (1), one circle rubber ripple (2) is arranged at the edge of shell (1), be provided with safety net (3) in shell (1) front and be fixed together with shell (1), flabellum (9) and motor (10) are arranged in the shell (1), one blackboard eraser (4) is arranged outside the safety net (3), by axle, motor (10), flabellum (9) links together with blackboard eraser (4), shell (1) is provided with an ash-hole with cover (5), shell (1) back side is provided with handle (6), and a switch (7) is arranged on the handle (6), and power line (8) is connected with motor (10).

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