CN201136397Y - Dust absorbing blackboard wiper - Google Patents

Abstract

A dust absorbing blackboard eraser includes an eraser plate body 1, eraser brush 2 is arranged around the undersurface of the eraser plate body 1, a suction machine 3 is arranged in the middle of the eraser plate body, and the eraser plate body 1 is also internally provided with a dust bag 4 and is opened with a venthole 5 connected with the dust bag. The upper part of the eraser plate body 1 is provided with a pulling tray 6, when the pulling tray 6 is opened and the dust bag 4 is taken out, the dust can be poured out, and then the dust bag is assembled for repeated use. The dust absorbing blackboard eraser has the advantages that when the blackboard eraser is used for cleaning the blackboard, the dust can be absorbed and the condition that the dust flying all over the place can be avoided, thereby cleaning the environment of the classroom and ensuring the teacher and students to have a comfortable space for teaching and studying.

Description

Dust absorption blackboard eraser

Technical field

The utility model relates to the realia technical field, specifically a kind of dust absorption blackboard eraser.

Background technology

Present blackboard eraser needs only one and clips the word that the chalk on the blackboard is write, and just has the chalk dust of the dance of existing everywhere, and like this teacher's the health and the environment in classroom is all polluted.Influence the healthy of Faculty and Students.

Summary of the invention

The purpose of this utility model is a kind of dust absorption blackboard eraser that can sop up the chalk dust that produced of erasing the board of design.

The utility model dust absorption blackboard eraser comprises: the wiping board body, snag was housed around wiping board body following, and middle dress vacuum cleaner also is equipped with the dust bag, the passage that links to each other with dust bag chamber in addition on the wiping board body in the wiping board body.Pumping board also is equipped with on wiping board body top, and pumping board is opened, and takes out the dust bag, can pour out dust, refills repeated use.

The advantage of the utility model dust absorption blackboard eraser is can erase the board the time, sops up dust, avoids dust to fly upward everywhere, has cleaned the environment in classroom, makes the academics and students that the space of a comfortable teaching, study be arranged.

Description of drawings

Fig. 1 is the dust absorption blackboard eraser structural representation

Fig. 2 is the dust absorption blackboard eraser cutaway view

The specific embodiment

According to Fig. 1, shown in Figure 2, snag 2 was housed around wiping board body 1 following, middle dress vacuum cleaner 3 also is equipped with dust bag 4, the passage 5 that links to each other with dust bag chamber in addition on the wiping board body 1 in the wiping board body 1.Pumping board 6 also is equipped with on wiping board body 1 top, and pumping board 6 is opened, and takes out dust bag 4, can pour out dust, refills repeated use.

Claims (1)

1, a kind of dust absorption blackboard eraser comprises: wiping board body (1), it is characterized in that: snag (2) was housed around wiping board body (1) following, middle dress vacuum cleaner (3), dust bag (4) also is housed in the wiping board body (1), and wiping board body (1) is gone up the passage (5) that links to each other with dust bag chamber in addition, and pumping board (6) also is equipped with on wiping board body (1) top, pumping board (6) is opened, take out dust bag (4), can pour out dust, refill repeated use.

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