CN203093533U - Dustproof blackboard eraser - Google Patents
Dustproof blackboard eraser Download PDFInfo
- Publication number
- CN203093533U CN203093533U CN 201220693570 CN201220693570U CN203093533U CN 203093533 U CN203093533 U CN 203093533U CN 201220693570 CN201220693570 CN 201220693570 CN 201220693570 U CN201220693570 U CN 201220693570U CN 203093533 U CN203093533 U CN 203093533U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- main body
- eraser
- blackboard
- wiper
- 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, in particular to a dustproof blackboard eraser which comprises an eraser body. The front of the eraser body is provided with wipe cloth. The eraser body is longer than the wipe cloth which is located at the center of the front of the eraser body. The eraser body is provided with fan holes on two sides of the wipe cloth. A fan is disposed in each fan hole. The eraser body is provided with a pore I below the wipe cloth. The center of the back of the eraser body is provided with a water sac. Battery boxes are arranged on two sides of the water sac. The part of the water sac, connected with the eraser body, is provided with a pore II. The dustproof blackboard eraser has the advantages that water is squeezed to the wipe cloth through the water sac, and no chalk dust remains when a blackboard is wiped with the wet wipe cloth; the wet blackboard can be dried by the fans on two sides, and using the blackboard is unaffected; and the dustproof blackboard eraser is simple in structure, reasonable in design, convenient to use, especially suitable for improving existing teaching environment, and suitable for wide application.
Description
Technical field
The utility model relates to a kind of blackboard eraser, is a kind of dust-proof blackboard eraser more specifically.
Background technology
Blackboard eraser is the teaching common tool, but the chalk dust that produces that erases the board can dance in the air all over the sky, drops on desk, before the dais, even is inhaled in people's the body, influences mood, and is more unhealthful.
Along with the progress of science and technology and raising that teaching is required, the environment of education activities also needs to improve, and therefore the situation that chalk dust dances in the air everywhere when erasing the board need be improved blackboard eraser.
Summary of the invention
At above deficiency, the utility model provides a kind of dust-proof blackboard eraser.
The utility model is achieved through the following technical solutions:
A kind of dust-proof blackboard eraser, comprise the blackboard eraser main body, described blackboard eraser main body front is provided with wiper, and described blackboard eraser principal length is greater than the length of wiper, and wiper is positioned at the central authorities in blackboard eraser main body front, the blackboard eraser main body of wiper both sides is provided with the fan mouth, be provided with fan in the described fan mouth, the blackboard eraser main body of wiper below has the aperture I, and the central authorities at the blackboard eraser main body back side are provided with water pocket, the both sides of water pocket are provided with battery case, are provided with the aperture II with blackboard eraser main body junction on the water pocket.
Above-mentioned aperture I and aperture II can face also and can misplace.
The material hardness of above-mentioned water pocket is moderate, and not agent is pressed can water outlet.
Above-mentioned battery case is fixedlyed connected with the described blackboard eraser main body back side.
Battery and switch are arranged in the above-mentioned battery case.
The material of above-mentioned battery case is a waterproof material.
The beneficial effects of the utility model are: by the water pocket expressed water to wiper, wet wipes erases the board and can not produce chalk dust, and both sides have fan, can carry out air-dryly to wet blackboard, not influence the use of blackboard, the utility model is simple in structure, reasonable in design, easy to use, extremely be suitable for improving existing teaching environment, be suitable for extensive popularization.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model blackboard eraser main body schematic diagram;
Fig. 3 is the utility model water pocket and battery case schematic diagram;
Among the figure: 1-blackboard eraser main body, 2-wiper, 3-water pocket, 4-aperture I, 5-aperture II, 6-fan mouth, 7-fan, 8-battery case, 9-battery, 10-switch.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described further,, but does not therefore limit the utility model so that those skilled in the art can better understand the utility model.
A kind of dust-proof blackboard eraser, comprise blackboard eraser main body 1, blackboard eraser main body 1 front is provided with wiper 2, blackboard eraser main body 1 length is greater than the length of wiper 2, wiper 2 is positioned at the central authorities in blackboard eraser main body 1 front, the blackboard eraser main body 1 of wiper 2 both sides is provided with fan mouth 6, be provided with fan 7 in the described fan mouth 6, the blackboard eraser main body 1 of wiper 2 belows has aperture I 4, the central authorities at blackboard eraser main body 1 back side are provided with water pocket 3, and the material hardness of water pocket 3 is moderate, and not agent is pressed not can water outlet, the both sides of water pocket 3 are provided with battery case 8, battery case 8 is fixedlyed connected with blackboard eraser main body 1 back side, and the material of battery case 8 is a waterproof material, and battery 9 and switch 10 are arranged in the battery case 8, be provided with aperture II 5 with blackboard eraser main body 1 junction on the water pocket 3, aperture I 4 and aperture II 5 can face also and can misplace.
Claims (4)
1. dust-proof blackboard eraser, comprise the blackboard eraser main body, described blackboard eraser main body front is provided with wiper, it is characterized in that: described blackboard eraser principal length is greater than the length of wiper, wiper is positioned at the central authorities in blackboard eraser main body front, the blackboard eraser main body of wiper both sides is provided with the fan mouth, be provided with fan in the described fan mouth, the blackboard eraser main body of wiper below has the aperture I, the central authorities at the blackboard eraser main body back side are provided with water pocket, the both sides of water pocket are provided with battery case, are provided with the aperture II with blackboard eraser main body junction on the water pocket.
2. a kind of dust-proof blackboard eraser according to claim 1 is characterized in that: described battery case is fixedlyed connected with the described blackboard eraser main body back side.
3. a kind of dust-proof blackboard eraser according to claim 1 is characterized in that, battery and switch are arranged in the described battery case.
4. a kind of dust-proof blackboard eraser according to claim 1 is characterized in that: the material of described battery case is a waterproof material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220693570 CN203093533U (en) | 2012-12-16 | 2012-12-16 | Dustproof blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220693570 CN203093533U (en) | 2012-12-16 | 2012-12-16 | Dustproof blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203093533U true CN203093533U (en) | 2013-07-31 |
Family
ID=48844964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220693570 Expired - Fee Related CN203093533U (en) | 2012-12-16 | 2012-12-16 | Dustproof blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203093533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103465697A (en) * | 2013-10-10 | 2013-12-25 | 夏烨 | Dustproof quick-dry blackboard eraser |
-
2012
- 2012-12-16 CN CN 201220693570 patent/CN203093533U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103465697A (en) * | 2013-10-10 | 2013-12-25 | 夏烨 | Dustproof quick-dry blackboard eraser |
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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: 20130731 Termination date: 20131216 |