CN2375481Y - Eraser capable of collecting chalk dust - Google Patents
Eraser capable of collecting chalk dust Download PDFInfo
- Publication number
- CN2375481Y CN2375481Y CN 99211467 CN99211467U CN2375481Y CN 2375481 Y CN2375481 Y CN 2375481Y CN 99211467 CN99211467 CN 99211467 CN 99211467 U CN99211467 U CN 99211467U CN 2375481 Y CN2375481 Y CN 2375481Y
- Authority
- CN
- China
- Prior art keywords
- box body
- utility
- model
- cloth bag
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a blackboard eraser capable of collecting chalk dust, which belongs to the technical field of the group of cleaning devices with chalk dust absorbing devices for blackboards or slates of the subclass of writing or drawing articles and writing or drawing auxiliary articles of the class of writing or drawing apparatuses and office supplies under the subsection of printing in the section of performing operations and transporting according to the International Patent Classification (IPC). The code mark of the utility model is B43L21/02, and the utility model is composed of a sealing edge frame, a dust collecting block, a blade, an elastic tape, a battery, a cloth bag, pores, an electric machine and a box body. The utility model is characterized in that the periphery of the box body is stuck with the sealing edge frame, and the back of the box body is sheathed with the cloth bag which is fixed on the box body by the elastic tape. The utility model is a blackboard eraser capable of collecting chalk dust, which has practical value.
Description
The utility model relates to dust absorption blackboard eraser.(IPC) belongs to operation Department of Transportation by International Patent Classification (IPC), and printing branch is write or drawing appliance, the big class of office appliance, write or drawing article, the assistant product group of writing or draw has the blackboard of sucking chalk powder device or the cleaning device technical group field of slabstone.Be numbered B43L 21/02.
At present, the technology about the cleaning device of blackboard that the sucking chalk powder device is arranged or slabstone existing and that once had was all done very fruitful effort to the demand of dust absorption blackboard eraser, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China on the 8th November in 1996 by Jiang Zhongshan, Granted publication number is CN2266522Y, China Patent No. (ZL) is: 9623904 No. 8.8 utility model title is the utility model patent of " a kind of blackboard eraser ", the technical scheme that is adopted.Cleaning device technical elements at blackboard that the sucking chalk powder device is arranged or slabstone is a routine of great value invention, it has solved the principle of utilizing electric vacuum dust effectively, stored ash box is a drawer-type structure, screen pack and skeleton are equipped with in the inside, automatic windscreen is set between impeller and the stored ash box, is contained in the housing with axle, the lower casing of blackboard eraser bottom is a hollow structure, below around spread all over the air suction opening middle part bar grey-way arranged, a through hole is arranged above the lower casing.But still have some deficits, it also is difficult to solve when preventing to erase the board the problem that the dust that the blackboard eraser edge is wiped is not inhaled into.
The purpose of this utility model is to provide a kind of dust absorption blackboard eraser.When preventing to erase the board with solution, the problem that the dust that the blackboard eraser edge is wiped is not inhaled into.
The purpose of this utility model is achieved in that this utility model dust absorption blackboard eraser.Mainly constitute by sealed frame, dedusting piece, blade, elastic cord, battery, cloth bag, aperture, motor, box body.Battery, blade, elastic cord are by selecting for use on the market.Box body is made with hard plastic injection molding.Sealed frame is made with flexible glue.There is aperture the box body lower end, be beneficial to dust suction, be stained with sealed frame around the box body, box surface is stained with the dedusting piece, is equipped with battery in the box body, also be equipped with motor in the box body, be equipped with blade on the motor shaft, be with cloth bag behind the box body, cloth bag is fixed on the box body with elastic cord, cloth bag can be folded down cleaning, is connected for lead between motor and the battery.So just realized the purpose of this utility model.
The utility model has been compared three advantages and improvement with the technology of the cleaning device of original blackboard that the sucking chalk powder device arranged or slabstone;
The first, because the utility model has designed sealed frame in technical scheme, so solved the problem of frame sealing effectively;
The second, because the utility model has designed the dedusting piece in technical scheme, so solved the problem of dedusting piece dedusting effectively;
The 3rd, because the utility model has designed the cloth bag that is enclosed within on the box body in technical scheme.Thereby just can more effectively solve when preventing to erase the board the problem that the dust that the blackboard eraser edge is wiped is not inhaled into.
Accompanying drawing provides structural representation of the present utility model:
Fig. 1 is the structural representation of facing of the utility model dust absorption blackboard eraser;
Fig. 2 is the side-looking cross-sectional view of the utility model dust absorption blackboard eraser;
The numbering of parts explanation in the schematic diagram: (1) sealed frame (2) dedusting piece (3) blade (4) elastic cord (5) battery (6) cloth bag (7) aperture (8) motor (9) box body
Below in conjunction with accompanying drawing, the utility model is described further:
As shown in the figure, the utility model dust absorption blackboard eraser.Mainly constitute by sealed frame (1), dedusting piece (2), blade (3), elastic cord (4), battery (5), cloth bag (6), aperture (7), motor (8), box body (9).Battery (5), blade (3), elastic cord (4) are by selecting for use on the market.Box body (9) is made with hard plastic injection molding.Sealed frame (1) is made with flexible glue.There is aperture (7) box body (9) lower end, be beneficial to dust suction, box body (9) is stained with sealed frame (1) all around, and there is dedusting piece (2) on box body (9) surface, is equipped with battery (5) in the box body (9), also be equipped with motor (8) in the box body (9), be equipped with blade (3) on motor (8) axle, be with cloth bag (6) behind the box body (9), cloth bag (6) is fixed on the box body (9) with elastic cord (4), cloth bag (6) can be folded down cleaning, is connected for lead between motor (8) and the battery (5).So just realized the purpose of this utility model.Thereby just can solve when preventing to erase the board the problem that the dust that the blackboard eraser edge is wiped is not inhaled into.
Below by embodiment, the utility model is done more detailed description:
Embodiment 1, and in use, motor (8) drives blade (3) rotation, because the effect of wind-force, the chalk dust of wiping will when suction cloth bag (6) in has more dust, can be pulled down cleaning with cloth bag (6) and get final product by going in the aperture (8) in the cloth bag (6).Thereby just can realize the purpose of this utility model.
Realize that preferred plan of the present utility model is is material with the duroplasts, utilize the basic equipment of injection moulding factory, take assembling to produce by batch, the demand with supply educational circles so just can realize practical value of the present utility model and economic worth better.
Claims (3)
1. dust absorption blackboard eraser, it is by sealed frame (1), dedusting piece (2), blade (3), elastic cord (4), battery (5), cloth bag (6), aperture (7), motor (8), box body (9) constitutes, there is aperture (7) box body (9) lower end, be beneficial to dust suction, box body (9) is stained with sealed frame (1) all around, there is dedusting piece (2) on box body (9) surface, be equipped with battery (5) in the box body (9), also be equipped with motor (8) in the box body (9), be equipped with blade (3) on motor (8) axle, be with cloth bag (6) behind the box body (9), cloth bag (6) is fixed on the box body (9) with elastic cord (4), it is characterized in that box body (9) is stained with sealed frame (1) all around.
2. dust absorption blackboard eraser according to claim 1 is characterized in that being with cloth bag (6) behind the box body (9).
3. dust absorption blackboard eraser according to claim 1 is characterized in that cloth bag (6) is fixed on the box body (9) with elastic cord (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99211467 CN2375481Y (en) | 1999-05-13 | 1999-05-13 | Eraser capable of collecting chalk dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99211467 CN2375481Y (en) | 1999-05-13 | 1999-05-13 | Eraser capable of collecting chalk dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2375481Y true CN2375481Y (en) | 2000-04-26 |
Family
ID=34004419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99211467 Expired - Fee Related CN2375481Y (en) | 1999-05-13 | 1999-05-13 | Eraser capable of collecting chalk dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2375481Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624559A (en) * | 2019-01-28 | 2019-04-16 | 王晨羽 | Multifunction dust removing box |
-
1999
- 1999-05-13 CN CN 99211467 patent/CN2375481Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624559A (en) * | 2019-01-28 | 2019-04-16 | 王晨羽 | Multifunction dust removing box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |