CN201538168U - Dust-free blackboard eraser - Google Patents
Dust-free blackboard eraser Download PDFInfo
- Publication number
- CN201538168U CN201538168U CN200920049523XU CN200920049523U CN201538168U CN 201538168 U CN201538168 U CN 201538168U CN 200920049523X U CN200920049523X U CN 200920049523XU CN 200920049523 U CN200920049523 U CN 200920049523U CN 201538168 U CN201538168 U CN 201538168U
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- CN
- China
- Prior art keywords
- box
- dust
- fan
- water
- dust suction
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model provides a dust-free blackboard eraser and relates to a cleaning tool. The dust-free blackboard eraser comprises felts and a box body. The felts are uniformly adhered and fixed on one surface of the box body in rows. The inside of the box body is provided with a dust suction box and a fan. The dust suction box is clung to the felts. A plurality of through holes are uniformly arranged on the box wall between the dust suction box and the felts and in the gaps among the felts in row. The fan is arranged on the rear side of the dust suction box. The box wall between the dust suction box and the fan is provided with a filter screen. The inside of the box body is also provided with a water box, a dust accumulating box and a switch. The water box is arranged on the rear part of the dust suction box above the fan. The water box, the dust suction box and the common side wall are provided with water fog generators. The openings of the water fog generators are toward the inside of the dust suction box. The dust accumulating box is arranged below the dust suction box and is communicated with the dust suction box. The dust accumulating box can be drawn out from the inside of the box body. The switch is arranged on the rear lateral surface and is in line connection with the fan and the water frog generators. The utility model has the advantages of simple structure, convenient use, low cost and good dust sucking effect.
Description
Technical field
The utility model relates to a kind of general burnisher, relates in particular to a kind of dust-free black board eraser that can the inspiration chalk dust.
Background technology
Existing common blackboard eraser is in the process that erases the board, chalk dust can constantly fall, and around blackboard, fly away and come, user and people on every side thereof are easy to suck chalk dust in this process, and influenced healthy, simultaneously a large amount of chalk dusts also be easy to be infected with to hand, on the face and on one's body, pollute.Through patent retrieval, the utility model creation that our utility model relates to blackboard eraser has over thousands of, yet these patents do not obtain enforcement or popularization, and the reason of searching to the bottom is the complex structure of good dedusting effect, the production cost height, simple in structure and dust removing effects that cost is low is relatively poor.
The utility model content
The purpose of this utility model is to provide a kind of dust-free black board eraser of simple in structure, easy to use, good dedusting effect.
Technical solution of the present utility model is: a kind of dust-free black board eraser, and it comprises felt and box body, felt shape in a row evenly gummed is fixed on the face of box body; Be provided with dust-absorbing box, fan in the box body, the adjacent felt setting of dust-absorbing box, on the box wall between dust-absorbing box and the felt, in a row the gap location of felt evenly is provided with some through holes; Fan is arranged on the dust-absorbing box rear side, and the box wall between dust-absorbing box and the fan is provided with screen pack; It is characterized in that: also be provided with water box, laying dust box and switch in the described box body, the water box is arranged on the rear portion of dust-absorbing box, the top of fan, and water box and dust-absorbing box and total sidewall are provided with water fog generator, and the opening of water fog generator is in dust-absorbing box; The laying dust box is arranged on the below of dust-absorbing box, and communicates with dust-absorbing box, and the laying dust box can be extracted out in box body; Switch is arranged on the trailing flank of box body, and is connected with fan, water fog generator circuit.
Therefore the utility model has dust removing effects owing to use fan that chalk dust is sucked in the dust-absorbing box; Owing to set up water fog generator, atomized water spray in dust-absorbing box, so the quick moisture absorption precipitation of the dust in the dust-absorbing box make the interior dust concentration of dust-absorbing box maintain reduced levels, and dust removing effects is better; But the design of the pull of laying dust box is conveniently toppled over.The utlity model has small and exquisite, easy to use, cost is low, pick-up performance is good advantage simple in structure.
Description of drawings:
Fig. 1 is the structural representation of the utility model embodiment.
Among the figure, 1, felt, 2, through hole, 3, screen pack, 4, dust-absorbing box, 5, the laying dust box, 6, switch, 7, fan, 8, the water box, 9, water fog generator, 10, stopper.
The specific embodiment:
A kind of dust-free black board eraser, it comprises felt 1 and box body, felt 1 shape in a row evenly gummed is fixed on the face of box body; Be provided with dust-absorbing box 4, fan 7 in the box body, dust-absorbing box 4 adjacent felts 1 are provided with, and on the box wall between dust-absorbing box 4 and the felt 1, in a row the gap location of felt evenly is provided with some through holes 2; Fan 7 is arranged on dust-absorbing box 4 rear sides, and the box wall between dust-absorbing box 4 and the fan 7 is provided with screen pack 3; Also be provided with water box 8, laying dust box 5 and switch 6 in the box body, water box 8 is arranged on the rear portion of dust-absorbing box 4, the top of fan 7, and water box 8 is provided with rubber stopper 10, water box 8 is provided with water fog generator 9 with the total sidewall of dust-absorbing box 4, and the opening of water fog generator 9 is in dust-absorbing box 4; Laying dust box 5 is arranged on the below of dust-absorbing box 4, and communicates with dust-absorbing box 4, and laying dust box 5 can be extracted out in box body; Switch 6 is arranged on the trailing flank of box body, and is connected with fan 7, water fog generator 9 circuits.
Claims (1)
1. dust-free black board eraser, it comprises felt and box body, felt shape in a row evenly gummed is fixed on the face of box body; Be provided with dust-absorbing box, fan in the box body, the adjacent felt setting of dust-absorbing box, on the box wall between dust-absorbing box and the felt, in a row the gap location of felt evenly is provided with some through holes; Fan is arranged on the dust-absorbing box rear side, and the box wall between dust-absorbing box and the fan is provided with screen pack; It is characterized in that: also be provided with water box, laying dust box and switch in the described box body, the water box is arranged on the rear portion of dust-absorbing box, the top of fan, and water box and dust-absorbing box and total sidewall are provided with water fog generator, and the opening of water fog generator is in dust-absorbing box; The laying dust box is arranged on the below of dust-absorbing box, and communicates with dust-absorbing box, and the laying dust box can be extracted out in box body; Switch is arranged on the trailing flank of box body, and is connected with fan, water fog generator circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920049523XU CN201538168U (en) | 2009-09-29 | 2009-09-29 | Dust-free blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920049523XU CN201538168U (en) | 2009-09-29 | 2009-09-29 | Dust-free blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201538168U true CN201538168U (en) | 2010-08-04 |
Family
ID=42589622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920049523XU Expired - Fee Related CN201538168U (en) | 2009-09-29 | 2009-09-29 | Dust-free blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201538168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309377A (en) * | 2014-11-15 | 2015-01-28 | 贵州大学 | Dust absorbing type blackboard eraser |
| CN107443982A (en) * | 2017-07-18 | 2017-12-08 | 安庆状元郎电子科技有限公司 | A kind of Multifunction electronic blackboard based on Digital Campus is wiped |
-
2009
- 2009-09-29 CN CN200920049523XU patent/CN201538168U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309377A (en) * | 2014-11-15 | 2015-01-28 | 贵州大学 | Dust absorbing type blackboard eraser |
| CN107443982A (en) * | 2017-07-18 | 2017-12-08 | 安庆状元郎电子科技有限公司 | A kind of Multifunction electronic blackboard based on Digital Campus is wiped |
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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: 20100804 Termination date: 20100929 |