CN203110725U - Dust-absorption blackboard eraser - Google Patents

Dust-absorption blackboard eraser Download PDF

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Publication number
CN203110725U
CN203110725U CN 201220749331 CN201220749331U CN203110725U CN 203110725 U CN203110725 U CN 203110725U CN 201220749331 CN201220749331 CN 201220749331 CN 201220749331 U CN201220749331 U CN 201220749331U CN 203110725 U CN203110725 U CN 203110725U
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CN
China
Prior art keywords
dust
base
grip
handle
blackboard eraser
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
CN 201220749331
Other languages
Chinese (zh)
Inventor
魏官吉
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN 201220749331 priority Critical patent/CN203110725U/en
Application granted granted Critical
Publication of CN203110725U publication Critical patent/CN203110725U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a dust-absorption blackboard eraser and belongs to teaching tools. The dust-absorption blackboard eraser comprises bristles, a base and a grip. The bristles are arranged on the bottom of the base, evenly-distributed circular dust absorption holes are formed in the base, and the grip and the base are connected in a detachable mode; a dust bag and a motor are arranged in the grip, the dust bag is arranged in the grip, the opening of the dust bag faces towards the base, the motor is fixed in the grip and provided with an impeller, the impeller is arranged on the back of the dust bag, and a control switch of the motor is arranged on one side of the grip; breathable holes are formed in the side face of the grip, and a dust filtration cover is arranged on the breathable holes. By means of the dust-absorption blackboard eraser, dust produced in the process of erasing a blackboard can be absorbed into the dust bag, therefore ambient environment can be protected against pollution, and physical health of students can be benefited.

Description

A kind of dust absorption blackboard eraser
Technical field
The utility model relates to a kind of educational aid, specifically a kind of dust absorption blackboard eraser.
Background technology
Erasing the board is the thing that the student on duty of school must do every day, dust from flying when classmates use common blackboard eraser to erase the board, and having wiped behind the blackboard all is chalk dust all over the face, all over the body, not only influences environment, but also is unfavorable for healthy.
The utility model content
The purpose of this utility model is to provide a kind of dust absorption blackboard eraser, can avoid our dust from flying when erasing the board.
The technical scheme in the invention for solving the technical problem is: a kind of dust absorption blackboard eraser, it is characterized in that, comprise bristle, base and handle, described bristle is arranged on the base bottom, described base is provided with equally distributed circular air suction opening, and described handle and base removably connect; Be provided with dust bag and motor in the described handle, described dust bag is arranged on handle inside and opening towards base, described motor is fixed on handle inside and is provided with impeller, and described impeller is arranged on dust bag rear portion, and the gauge tap of described motor is arranged on a side of handle; Described handle side also is provided with air-vent.
Further, also be provided with dust cover on the described handle air-vent.
The beneficial effects of the utility model are: the dust under this dust absorption blackboard eraser can will be wiped when erasing the board is drawn in the dust bag, avoids polluting surrounding environment, is conducive to the healthy of student.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Among the figure: 1 bristle, 2 bases, 3 air suction openings, 4 dust bags, 5 motors, 6 impellers, 7 handles, 8 switches, 9 air-vents.
The specific embodiment
As shown in Figure 1.A kind of dust absorption blackboard eraser of the present utility model, it comprises bristle 1, base 2 and handle 7, and described bristle 1 is arranged on base 2 bottoms, and described base 2 is provided with equally distributed circular air suction opening 3, and described handle 7 removably connects with base 2; Described holding is provided with dust bag 4 and motor 5 in 7, described dust bag 4 is arranged on handle 7 inside and opening towards base 2, described motor 5 is fixed on handle inside and is provided with impeller 6, described impeller 6 is arranged on dust bag rear portion, produce suction during impeller 6 rotations dust is sucked in the dust bag 4, the gauge tap 8 of described motor 5 is arranged on a side of handle; Described handle 7 sides are provided with an air-vent 9 at least, also are provided with dust cover on the described air-vent 9.
Dust under this dust absorption blackboard eraser can will be wiped when erasing the board is drawn in the dust bag 4 by air suction opening 3, after the dust in the dust bag 4 has been expired, can open handle 7 dust in the dust bag 4 is poured out.This dust absorption blackboard eraser can avoid polluting surrounding environment, is conducive to the healthy of classmates.

Claims (2)

1. a dust absorption blackboard eraser is characterized in that, comprises bristle, base and handle, and described bristle is arranged on the base bottom, and described base is provided with equally distributed circular air suction opening, and described handle and base removably connect; Be provided with dust bag and motor in the described handle, described dust bag is arranged on handle inside and opening towards base, described motor is fixed on handle inside and is provided with impeller, and described impeller is arranged on dust bag rear portion, and the gauge tap of described motor is arranged on a side of handle; Described handle side also is provided with air-vent.
2. a kind of dust absorption blackboard eraser according to claim 1 is characterized in that, also is provided with dust cover on the described handle air-vent.
CN 201220749331 2012-12-29 2012-12-29 Dust-absorption blackboard eraser Expired - Fee Related CN203110725U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220749331 CN203110725U (en) 2012-12-29 2012-12-29 Dust-absorption blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220749331 CN203110725U (en) 2012-12-29 2012-12-29 Dust-absorption blackboard eraser

Publications (1)

Publication Number Publication Date
CN203110725U true CN203110725U (en) 2013-08-07

Family

ID=48891101

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220749331 Expired - Fee Related CN203110725U (en) 2012-12-29 2012-12-29 Dust-absorption blackboard eraser

Country Status (1)

Country Link
CN (1) CN203110725U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106827904A (en) * 2017-02-15 2017-06-13 上海应用技术大学 A kind of Portable dust obsorption blackboard eraser
CN109277330A (en) * 2014-06-27 2019-01-29 长乐市丽智产品设计有限公司 A kind of working method of electric appliance cleaner
CN110154600A (en) * 2019-05-31 2019-08-23 毛潞 It erases the board and uses auxiliary device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109277330A (en) * 2014-06-27 2019-01-29 长乐市丽智产品设计有限公司 A kind of working method of electric appliance cleaner
CN109277330B (en) * 2014-06-27 2021-04-06 长乐市丽智产品设计有限公司 Working method of electric appliance cleaning machine
CN106827904A (en) * 2017-02-15 2017-06-13 上海应用技术大学 A kind of Portable dust obsorption blackboard eraser
CN110154600A (en) * 2019-05-31 2019-08-23 毛潞 It erases the board and uses auxiliary device

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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: 20130807

Termination date: 20131229