CN202439467U - Dust free blackboard eraser - Google Patents

Dust free blackboard eraser Download PDF

Info

Publication number
CN202439467U
CN202439467U CN2012200507474U CN201220050747U CN202439467U CN 202439467 U CN202439467 U CN 202439467U CN 2012200507474 U CN2012200507474 U CN 2012200507474U CN 201220050747 U CN201220050747 U CN 201220050747U CN 202439467 U CN202439467 U CN 202439467U
Authority
CN
China
Prior art keywords
blackboard eraser
dust
blackboard
dust free
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
CN2012200507474U
Other languages
Chinese (zh)
Inventor
周君
李奥
Original Assignee
周君
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 周君 filed Critical 周君
Priority to CN2012200507474U priority Critical patent/CN202439467U/en
Application granted granted Critical
Publication of CN202439467U publication Critical patent/CN202439467U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a dust free blackboard eraser which comprises brushes, micro-cleaners, a power supply, a control switch and a dust storage bin. Gaps are arranged among brushes, the brushes are arranged at the bottom of the dust free blackboard eraser, and a side door is arranged at the position of the dust storage bin. According to the dust free blackboard eraser, the brushes with gaps are arranged at the bottom of an ordinary blackboard eraser, the micro-cleaners are arranged in the blackboard eraser, so that chalk dusts on the blackboard can be absorbed in the blackboard eraser and are stored in the dust storage bin, the chalk dusts in the dust storage bin can be poured into a garbage can after the blackboard is erased, and when the dust free blackboard eraser is used, the control switch is just required to be pressed, after using, the control switch is erased again to power off, and the problem that the chalk dusts disorderly fly everywhere during blackboard cleaning is effectively solved. The dust free blackboard eraser is simple, convenient and practical.

Description

Dust-free black board eraser
Technical field
The utility model relates to the daily teaching technical field of tools, relates in particular to a kind of dust-free black board eraser.
Background technology
In the teaching of school life, erasing the board is our requisite work, also is a thing that lets the very tired sense of people but erase the board; Always there is the chalk foam to fly upward everywhere because erase the board, makes us all to be the chalk foam from head to foot, particularly on hand; Hand all becomes white after having wiped blackboard, particularly for our teacher, contacts these alkaline things for a long time; Possibly make the both hands drying very that becomes, damage these gardeners' skin.
The utility model content
The purpose of the utility model provides a kind of dust-free black board eraser that the chalk foam is flown up.
For the technical scheme that purpose adopted that realizes the utility model is: a kind of dust-free black board eraser, comprise hairbrush, micro-cleaner, power supply, gauge tap and ash-storing bin, be provided with the slit between said hairbrush.
Said hairbrush is arranged on the bottom of dust-free black board eraser.
Said ash-storing bin place is provided with side door.
The utility model is set to gapped hairbrush through common blackboard eraser bottom; And micro-cleaner inside is set, the chalk foam on the blackboard is sucked in the blackboard eraser, and be stored in the set ash-storing bin; Can pour the chalk foam in the ash-storing bin into garbage can after having wiped blackboard; As long as press gauge tap when using, use and wipe again afterwards that gauge tap gets final product powered-down, solved the phenomenon that the chalk foam flies around when erasing the board effectively.The utility model is simple and practical.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done further explanation:
Fig. 1 is the polycrystalline substance sketch map of the utility model.
Fig. 2 is the side-looking structural representation of the utility model.
The specific embodiment
Like Fig. 1, shown in Figure 2; A kind of dust-free black board eraser comprises hairbrush 1, micro-cleaner 5, power supply 3, gauge tap 4 and ash-storing bin 6, and 1 of said hairbrush is provided with slit 2; Said hairbrush 1 is arranged on the bottom of dust-free black board eraser, and said ash-storing bin 6 places are provided with side door 7.The utility model is set to gapped hairbrush through common blackboard eraser bottom; And micro-cleaner inside is set, the chalk foam on the blackboard is sucked in the blackboard eraser, and be stored in the set ash-storing bin; Can pour the chalk foam in the ash-storing bin into garbage can after having wiped blackboard; As long as press gauge tap when using, use and wipe again afterwards that gauge tap gets final product powered-down, solved the phenomenon that the chalk foam flies around when erasing the board effectively.The utility model is simple and practical.

Claims (3)

1. a dust-free black board eraser comprises hairbrush, micro-cleaner, power supply, gauge tap and ash-storing bin, it is characterized in that: be provided with the slit between said hairbrush.
2. dust-free black board eraser as claimed in claim 1 is characterized in that: said hairbrush is arranged on the bottom of dust-free black board eraser.
3. according to claim 1 or claim 2 dust-free black board eraser, it is characterized in that: said ash-storing bin place is provided with side door.
CN2012200507474U 2012-02-11 2012-02-11 Dust free blackboard eraser Expired - Fee Related CN202439467U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200507474U CN202439467U (en) 2012-02-11 2012-02-11 Dust free blackboard eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200507474U CN202439467U (en) 2012-02-11 2012-02-11 Dust free blackboard eraser

Publications (1)

Publication Number Publication Date
CN202439467U true CN202439467U (en) 2012-09-19

Family

ID=46820921

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012200507474U Expired - Fee Related CN202439467U (en) 2012-02-11 2012-02-11 Dust free blackboard eraser

Country Status (1)

Country Link
CN (1) CN202439467U (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: 20120919

Termination date: 20130211