CN201154633Y

CN201154633Y - Dust absorption blackboard eraser

Info

Publication number: CN201154633Y
Application number: CNU200820010434XU
Authority: CN
Inventors: 罗超越
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-24
Filing date: 2008-01-24
Publication date: 2008-11-26
Anticipated expiration: 2018-01-24

Abstract

A dust suction blackboard eraser relates to the improvement on the structure of a blackboard eraser. The utility model provides a dust suction blackboard eraser with simple structure. The utility model includes an eraser and the structural main points of the utility model are as follows: the eraser is arranged at the front end of a shell, a motor in the shell is arranged at the rear part of the eraser, fan blades on the motor are arranged on a flow passage between the eraser and the shell, a rear cover of the shell is provided with an air outlet of a shutter and the interior of a handle which is connected with the shell is equipped with a battery.

Description

A kind of dust absorption blackboard eraser

Technical field:

The utility model relates to the improvement of wiping blackboard structure.

Background technology:

Be a teacher when erasing the board, always have a burst of very big chalk dust, this chalk dust both contaminated air or sucked by the people after, diseases induced easily again; In addition, blackboard eraser uses also extremely inconvenient, and can allow erases the board falls to going up chalk dust on people's the cuff.

The utility model content:

The utility model is exactly at the problems referred to above, and a kind of dust absorption blackboard eraser simple in structure is provided.

For achieving the above object, the utility model adopts following technical scheme, the utility model comprises blackboard eraser, its structural feature blackboard eraser is arranged on the front end of housing, motor in the housing is arranged on the rear portion of blackboard eraser, fan leaf on the motor is arranged on the runner between blackboard eraser and the housing, and the bonnet of housing is provided with the shutter air outlet, is provided with battery in the handle that links to each other with housing.

The beneficial effects of the utility model:

Can utilize the fan leaf of motor that chalk dust is drawn in the housing, after filling, pour out behind the bonnet of can dismantling; Avoided the pollution of chalk dust, the favourable teacher's who is engaged in teaching for a long time health.

In addition, member of the present utility model is few, and simple, is easy to make, and is easy to popularize.

Description of drawings:

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

Fig. 2 is the A-A cutaway view of Fig. 1;

Fig. 3 is the dextrad view of Fig. 1;

Fig. 4 is the I portion enlarged drawing of Fig. 3.

The specific embodiment:

The utility model comprises blackboard eraser 11, blackboard eraser 11 is arranged on the front end of housing 10, motor 6 in the housing 10 is arranged on the rear portion of blackboard eraser 11, fan leaf 8 on the motor 6 is arranged on the runner 9 between blackboard eraser 11 and the housing 10, the bonnet 4 of housing 10 is provided with shutter 12 air outlets, is provided with battery 1 in the handle 2 that links to each other with housing 10.

Shutter 12 can be the both sides that are symmetricly set on housing 10.

Bonnet 4 can be fixed on motor 6 support 7 outward by screw 5.

During use, blackboard eraser of the present utility model can equally use with ordinary blackboard eraser; When starting switch 3, motor 6 starts, and the fan leaf 8 on 6 in the motor rotates, and just chalk dust is drawn in the housing 10 in the runner 9 between the housing 10, through shutter 12 the chalk dust major part is stayed in the housing 10 again.

Claims

1, a kind of dust absorption blackboard eraser, comprise blackboard eraser (11), it is characterized in that blackboard eraser (11) is arranged on the front end of housing (10), motor (6) in the housing (10) is arranged on the rear portion of blackboard eraser (11), fan leaf (8) on the motor (6) is arranged on the runner (9) between blackboard eraser (11) and the housing (10), the bonnet (4) of housing (10) is provided with shutter (12) air outlet, is provided with battery (1) in the handle (2) that same housing (10) links to each other.

2, a kind of dust absorption blackboard eraser according to claim 1 is characterized in that shutter (12) is the both sides that are symmetricly set on housing (10).

3, a kind of dust absorption blackboard eraser according to claim 1 is characterized in that bonnet (4) is fixed on the outer support (7) of motor (6) with screw (5).