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CN201201452Y - Absorbent blackboard eraser - Google Patents

Absorbent blackboard eraser Download PDF

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Publication number
CN201201452Y
CN201201452Y CNU2008200584741U CN200820058474U CN201201452Y CN 201201452 Y CN201201452 Y CN 201201452Y CN U2008200584741 U CNU2008200584741 U CN U2008200584741U CN 200820058474 U CN200820058474 U CN 200820058474U CN 201201452 Y CN201201452 Y CN 201201452Y
Authority
CN
China
Prior art keywords
blackboard eraser
suction nozzle
blackboard
utility
model
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2008200584741U
Other languages
Chinese (zh)
Inventor
赵霞
杨啸天
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AFFILIATED HIGH SCHOOL OF SHANGHAI UNIVERSITY
Original Assignee
AFFILIATED HIGH SCHOOL OF SHANGHAI UNIVERSITY
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AFFILIATED HIGH SCHOOL OF SHANGHAI UNIVERSITY filed Critical AFFILIATED HIGH SCHOOL OF SHANGHAI UNIVERSITY
Priority to CNU2008200584741U priority Critical patent/CN201201452Y/en
Application granted granted Critical
Publication of CN201201452Y publication Critical patent/CN201201452Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a dust absorption blackboard eraser, which comprises a shell, a motor, a power-line connection, an impeller, an air tight ring, a suction nozzle, a plug, a hook, a filter screen and a blackboard eraser, wherein the inside of the blackboard eraser is communicated with the suction nozzle. By adopting the structure, the chalk dust is sucked in a cavity through the suction nozzle when the blackboard is cleaned, thereby ensuring the cleanness of the blackboard and the sanitation of the environment.

Description

Dust absorption blackboard eraser
Technical field
The utility model relates to a kind of teacher's articles for use, especially can inhale the blackboard eraser of dust.
Background technology
Student and teacher erase the board with blackboard eraser every day, if the untimely cleaning of blackboard eraser is easy to cause chalk dust to fly around, or blackboard is wiped and more opened dirty problem.
Summary of the invention
The utility model is in order to solve the problems of the technologies described above, and provide a kind of can dust suction, do not pollute the dust absorption blackboard eraser of blackboard eraser.
For achieving the above object, the technical solution of the utility model is as follows:
Dust absorption blackboard eraser comprises shell, motor, and power supply wiring, impeller, airtight circle, suction nozzle, plug, hook, filter screen, blackboard eraser, the inside and the suction nozzle of blackboard eraser link.
The beneficial effects of the utility model are: by adopting this kind structure, when erasing the board, chalk dust is drawn onto in the cavity by suction nozzle, has guaranteed the cleaning of blackboard and the health of environment.
Description of drawings
Fig. 1 structural representation of the present utility model.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
As shown in Figure 1, dust absorption blackboard eraser comprises shell 1, motor 2, power supply wiring 3, impeller 4, airtight circle 5, suction nozzle 6, blackboard eraser 7, plug 8, filter screen 10, motor 2 is selected adaptive input voltage and power for use, being convenient to provides power supply for this dust absorption blackboard eraser, and near the power supply wiring 3 shell 1 tail end is provided with link 10, and this link can make this dust absorption blackboard eraser be placed on by the blackboard easily.By adopting this kind structure, when erasing the board, chalk dust is drawn onto in the cavity by suction nozzle, has guaranteed the cleaning of blackboard and the health of environment.

Claims (1)

1. a dust absorption blackboard eraser comprises shell (1), motor (2), power supply wiring (3), impeller (4), airtight circle (5), suction nozzle (6), plug (8), hook (9), filter screen (10) is characterized in that, also comprises blackboard eraser (7), and the inside of described blackboard eraser and suction nozzle (6) link.
CNU2008200584741U 2008-05-15 2008-05-15 Absorbent blackboard eraser Expired - Fee Related CN201201452Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200584741U CN201201452Y (en) 2008-05-15 2008-05-15 Absorbent blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200584741U CN201201452Y (en) 2008-05-15 2008-05-15 Absorbent blackboard eraser

Publications (1)

Publication Number Publication Date
CN201201452Y true CN201201452Y (en) 2009-03-04

Family

ID=40423763

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200584741U Expired - Fee Related CN201201452Y (en) 2008-05-15 2008-05-15 Absorbent blackboard eraser

Country Status (1)

Country Link
CN (1) CN201201452Y (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090304