Sealing track hairbrush type board eraser dust cleaner

Abstract

The invention discloses a sealing track hairbrush type board eraser dust cleaner. The sealing track hairbrush type board eraser dust cleaner comprises a cleaner box body, a cover plate, two track rolling shafts, tracks, a motor used for driving the track rolling shafts to rotate and a switch used for controlling the motor; a cleaning face is arranged on the upper portion of the cleaner box body, a dust dropping hole is formed in the middle of the cleaning face, a plurality of placing rods are fixed to the inner side of the dust dropping hole, a board eraser to be cleaned is placed on the placing rods, the two track rolling shafts are fixed into the cleaner box body, the two track rolling shafts are connected through the tracks, a plurality of hairbrushes are fixed onto the outer side faces of the tracks, a plurality of dust scraping rods are arranged in the cleaner box body, the tracks are located between the dust scraping rods and the placing rods, in cleaning, the hairbrushes of the upper surfaces of the tracks make contact with the board eraser to be cleaned, and the hairbrushes of the lower surfaces of the tracks make contact with the dust scraping rods; the four side faces of the cleaning face is each provided with a heightening wall, and the cover plate is connected with the heightening walls through shafts. The sealing track hairbrush type board eraser dust cleaner can remove the dust on the board eraser effectively.

Description

technical field [0001] The invention belongs to the field of teaching material equipment, and relates to a cleaner, in particular to a closed crawler brush type eraser dust cleaner. Background technique [0002] The classroom is a sacred place for students to acquire knowledge. Keeping clean and hygienic is the basic requirement of teachers and students. In class, in order to make students easily accept the knowledge taught, a large number of writing on the blackboard should be written, and repeated replacement, erasing, and repeated writing. A large amount of chalk dust is produced during this erasing process, and the blackboard eraser can only adhere the powder to the blackboard eraser, that is, the dust is wiped on the blackboard eraser, and the dust on the blackboard eraser accumulates more and more, without a good The treatment method will cause dust to fly randomly, and the effect of the wiped blackboard is not good, which will affect the effect of the next blackboard ...

AI Technical Summary

Problems solved by technology

[0002] The classroom is a sacred place for students to acquire knowledge. Keeping clean and hygienic is the basic requirement of teachers and students. In class, in order to make students easily accept the knowledge taught, a large number of writing on the blackboard should be written, and repeated replacement, erasing, and repeated writing. A large amount of chalk dust is produced during this erasing process, and the blackboard eraser can only adhere the powder to the blackboard eraser, that is, the dust is wiped on the blackboard eraser, and the dust on the blackboard eraser accumulates more and more, without a good The treatment method will cause dust to fly randomly, and the effect of the wiped blackboard is not good, which will affect the effect of the next blackboard writing, which will cause the teacher to be unwilling to do a lot of blackboard writing and affect the quality of the teacher's class. Teachers and students will inhale a large amount of blackboard. Dust affects the health of teachers and students, affects the enthusiasm of teachers in teaching, and the display of initiative

Images