CN204020345U - A kind of double-deck Double-purpose blackboard is wiped - Google Patents
A kind of double-deck Double-purpose blackboard is wiped Download PDFInfo
- Publication number
- CN204020345U CN204020345U CN201420158973.3U CN201420158973U CN204020345U CN 204020345 U CN204020345 U CN 204020345U CN 201420158973 U CN201420158973 U CN 201420158973U CN 204020345 U CN204020345 U CN 204020345U
- Authority
- CN
- China
- Prior art keywords
- double
- blackboard
- housing
- wiped
- dust
- 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
Links
Abstract
The utility model relates to double-deck Double-purpose blackboard to be wiped, and belongs to education and instruction aid technical field.Comprise boxlike dust catcher and sponge felt brush.With sponge felt, brushing after blackboard, with vacuum cleaner cleaning blackboard interlayer dust, using battery, convenient use.
Description
Technical field
This is practical relates to a kind of double-deck Double-purpose blackboard and wipes, and belongs to education and instruction auxiliary appliance technical field.
Background technology
Common blackboard eraser, the dust causing while erasing the board easily affects health, when blackboard eraser is used after a period of time, is attached to dust on blackboard brush and too much causes and erase the board totally not, also easily drops in the middle of blackboard gap.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of reasonable in design, with low cost for teacher waits blackboard eraser user, blackboard eraser that can dust adsorption.
The utility model solves the technical scheme that its technical problem adopts: a kind of double-deck Double-purpose blackboard is wiped, it is characterized in that comprising sponge felt brush 1, with sponge felt brush 1 housing being bonded together 2, on housing 2, be provided with switch 4, openable gas outlet 3, openable air inlet 8, in housing, comprise battery 5, electro-motor 6, dust bag 7.
The utility model is achieved through the following technical solutions: sponge felt brush 1 long 16-22cm, wide 11-16cm, high 0.5-1cm, sponge felt is brushed 1 top bonding housing 2, the long 15-20cm of housing 2, wide 10-15cm, high 5-8cm, on housing 2, be provided with switch 4, openable gas outlet 3, openable air inlet 8, in housing, comprise battery 5, electro-motor 6, dust bag 7.
When user needs erasing blackboard, hand-held housing 2, by sponge felt, brush 1 erasing blackboard, while there is dust, opening switch 4, is now electro-motor 6 power supplies by battery 5, electro-motor 6 rotates, from air inlet 8, suck dust and air, dust is collected by dust bag 7, and air is discharged by gas outlet 3 after dust bag 7 filters.After dust accumulation some, can open air inlet 8 cleaning dust bags 7, reusable after cleaning, when battery electric quantity is low, battery is changed in openable gas outlet 3.
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of double-deck Double-purpose blackboard of the utility model is wiped.
The specific embodiment
In Fig. 1, a kind of double-deck Double-purpose blackboard of the present utility model is wiped.Sponge felt brush 1 long 18cm, wide 13cm, high 0.5cm, sponge felt is brushed 1 top bonding housing 2, the long 18cm of housing 2, wide 12cm, high 6cm, is provided with switch 4, openable gas outlet 3, openable air inlet 8 on housing 2, comprise battery 5, electro-motor 6, dust bag 7 in housing.
Claims (1)
1. a double-deck Double-purpose blackboard is wiped, it is characterized in that comprising sponge felt brush (1), brush with sponge felt the housing (2) that (1) is bonded together, on housing (2), be provided with switch (4), openable gas outlet (3), openable air inlet (8), in housing, comprising battery (5), electro-motor (6), dust bag (7), is electro-motor (6) power supply by battery (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420158973.3U CN204020345U (en) | 2014-03-29 | 2014-03-29 | A kind of double-deck Double-purpose blackboard is wiped |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420158973.3U CN204020345U (en) | 2014-03-29 | 2014-03-29 | A kind of double-deck Double-purpose blackboard is wiped |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204020345U true CN204020345U (en) | 2014-12-17 |
Family
ID=52060251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420158973.3U Expired - Fee Related CN204020345U (en) | 2014-03-29 | 2014-03-29 | A kind of double-deck Double-purpose blackboard is wiped |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204020345U (en) |
-
2014
- 2014-03-29 CN CN201420158973.3U patent/CN204020345U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Na Document name: Notification to Pay the Fees |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20160329 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |