CN2108635U - Electric eraser with means for obsorbing chalk dust - Google Patents
Electric eraser with means for obsorbing chalk dust Download PDFInfo
- Publication number
- CN2108635U CN2108635U CN 91231843 CN91231843U CN2108635U CN 2108635 U CN2108635 U CN 2108635U CN 91231843 CN91231843 CN 91231843 CN 91231843 U CN91231843 U CN 91231843U CN 2108635 U CN2108635 U CN 2108635U
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- CN
- China
- Prior art keywords
- shell
- dust
- casing
- hairbrush
- utility
- 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.)
- Granted
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Abstract
The utility model relates to an electric eraser with means for absorbing chalk dust, comprising a brush and a casing, wherein, the front end of the casing is connected with a dust prevention soft ring, the inner part of the casing is provided with an electric motor, a motor shaft with a brush is covered with blades and arranged between the brush and the electric motor, the back end of the casing is reelingly connected with a back cover with exhaust holes, the inner part of the back cover is provided with a filter screen, and a powder dust box which is also used as a handle is reelingly arranged on the bottom of the casing. The utility model has the advantages of sanitation, time saving and labor saving in dust absorption.
Description
The utility model is a kind of electric dust absorption blackboard eraser.
Present blackboard eraser is a kind of simple hairbrush.When this blackboard eraser not only erased the board, dust was dispersed in the space, and is unhygienic, harmful teachers and students' health, and waste time and energy.
The purpose of this utility model is a kind of not only dust suction but also labour-saving blackboard eraser of design.
The utility model comprises hairbrush, it is characterized in that comprising shell, the front end of shell connects a dustproof soft circle, one motor is installed within the shell, be set with flabellum and flabellum on the motor shaft of hairbrush between hairbrush and motor being equipped with, be connected with the bonnet of band steam vent in the rear end of shell, screen pack is housed in the bonnet, the bottom of shell is connected with the dust box of double as handle.
The novel operation principle of this use is, rotate when connecting electrical convertors and generators, drive hairbrush and flabellum simultaneously, hairbrush friction blackboard is clean with blackboard eraser, and the dust of generation is rotated in the air-flow suction shell that produces by flabellum, and the air of net filtration is discharged by steam vent after filtration, dust falls into the dust box, the dust box can screw off from shell, removes dust, and screen pack also can take out cleaning.
The utility model has following advantage, 1. can dust suction, prevent dust from flying, sanitation and hygiene; 2. owing to be equipped with motor, save time, laborsaving.
The embodiment of the present utility model that provides below in conjunction with accompanying drawing is described further.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a stereogram of the present utility model.
The electric dust absorption blackboard eraser that accompanying drawing provides comprises hairbrush (1), also comprise shell (4), front end at shell (4) connects a dustproof soft circle (2), one motor (3) is installed within the shell (4), be positioned between hairbrush (1) and the motor (3) being set with flabellum (5) and flabellum (5) on the motor shaft that hairbrush (1) is housed (6), hairbrush (1) places within the dustproof soft circle (2), be connected with the bonnet (7) of band steam vent (9) in the rear end of shell (4), screen pack (8) is housed in the bonnet (7), is connected with the dust box (10) of double as handle in the bottom of shell (4).
Shell of the present utility model (4), bonnet (7), available plastics of dust box (10) or metal manufacturing, the dustproof available rubber manufacturing of soft circle.
The utility model also can be wiped other article except that being used to erase the board.
Claims (1)
- A kind of electric dust absorption blackboard eraser, comprise hairbrush (1), it is characterized in that it also comprises shell (4), the front end of shell (4), connect a dustproof soft circle (2), shell (4) is interior by adorning a motor (3), place between hairbrush (1) and the motor (3) being set with flabellum (5) and flabellum (5) on the motor shaft that hairbrush (1) is housed (6), be connected with the bonnet (7) of band steam vent (9) in the rear end of shell (4), screen pack (8) is housed in the bonnet (7), and the bottom of shell (4) is connected with the dust box (10) of double as handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91231843 CN2108635U (en) | 1991-12-18 | 1991-12-18 | Electric eraser with means for obsorbing chalk dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91231843 CN2108635U (en) | 1991-12-18 | 1991-12-18 | Electric eraser with means for obsorbing chalk dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2108635U true CN2108635U (en) | 1992-07-01 |
Family
ID=4937004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91231843 Granted CN2108635U (en) | 1991-12-18 | 1991-12-18 | Electric eraser with means for obsorbing chalk dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2108635U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104226639A (en) * | 2013-06-18 | 2014-12-24 | 国家电网公司 | Dust collector |
| CN107053913A (en) * | 2017-05-04 | 2017-08-18 | 聊城职业技术学院 | Intelligent electric blackboard eraser is used in one kind teaching |
| CN107185827A (en) * | 2017-05-19 | 2017-09-22 | 新乡市振英机械设备有限公司 | A kind of vibratory sieve with automatically cleaning screen cloth |
-
1991
- 1991-12-18 CN CN 91231843 patent/CN2108635U/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104226639A (en) * | 2013-06-18 | 2014-12-24 | 国家电网公司 | Dust collector |
| CN107053913A (en) * | 2017-05-04 | 2017-08-18 | 聊城职业技术学院 | Intelligent electric blackboard eraser is used in one kind teaching |
| CN107185827A (en) * | 2017-05-19 | 2017-09-22 | 新乡市振英机械设备有限公司 | A kind of vibratory sieve with automatically cleaning screen cloth |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |