CN102310696A - Water spray blackboard eraser - Google Patents
Water spray blackboard eraser Download PDFInfo
- Publication number
- CN102310696A CN102310696A CN201110301534A CN201110301534A CN102310696A CN 102310696 A CN102310696 A CN 102310696A CN 201110301534 A CN201110301534 A CN 201110301534A CN 201110301534 A CN201110301534 A CN 201110301534A CN 102310696 A CN102310696 A CN 102310696A
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- CN
- China
- Prior art keywords
- water spray
- water
- blackboard eraser
- plate
- spray plate
- 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.)
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Abstract
The invention relates to a water spray blackboard eraser, which comprises brush hair and a brush hair bottom plate, wherein a water spray plate is arranged on the back face of the brush hair bottom plate, and has a hollow structure; the middle of the water spray plate is provided with a water storing groove; both sides of the water spray plate are provided with a plurality of water spray holes; nozzles are arranged in the water spray holes; the upper side of the water spray plate is provided with a water spray valve; a water injection hole is formed beside the water spray valve; and a sealed piston is arranged on the water injection hole. The water spray blackboard eraser has the beneficial effects that: the back face of the conventional blackboard eraser is provided with the water spray plate which can be used for spraying water to side faces, so that dust dispersion can be avoided; and moreover, water is only sprayed to both sides, so that a user is not influenced.
Description
Technical field
The present invention relates to a kind of blackboard eraser, belong to daily necessities.
Background technology
Traditional blackboard eraser can only pass through hairbrush or dry goods cleaning piece, blackboard wiping, and chalk dust scatters, contaminated environment, and health risk.Much human hopes to come wiping by wet rag, but poor effect and use inconvenience.
Summary of the invention
Technical problem to be solved by this invention provides a kind of water jet blackboard eraser, can reduce dust and fly away.
For solving the problems of the technologies described above, the present invention realizes like this
Water jet blackboard eraser comprises bristle and bristle base plate, at the back side of bristle base plate water spray plate is installed; Water spray plate is a hollow structure, and the centre is provided with aqua storage tank, and the both sides of water spray plate are provided with some hole for water sprayings; Nozzle is installed in the hole for water spraying; The upside of water spray plate is provided with water injection valve, on the next door of nozzle group valve water injection hole is set, and Air-tight piston is arranged on the water injection hole.
The present invention has following positive effect: the present invention is provided with at traditional blackboard eraser back side and can avoids dust to fly away to the water spray plate of side water spray, and because only think the both sides water spray, can not influence the user.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the right view of Fig. 1.
Wherein: 1, water spray plate, 2-bristle base plate, 3-bristle, 4-water injection valve, 5-aqua storage tank.
The specific embodiment
Below in conjunction with the specific embodiment the present invention is done further detailed description.
Fig. 1 is a structural representation of the present invention, and Fig. 2 is the right view of Fig. 1.Shown in Fig. 1-2, water jet blackboard eraser comprises bristle 3 and bristle base plate 2; Water spray plate 2 is installed at the back side at the bristle base plate, and water spray plate is a hollow structure, and the centre is provided with aqua storage tank 5; The both sides of water spray plate are provided with some hole for water sprayings, and nozzle is installed in the hole for water spraying, and the upside of water spray plate 2 is provided with water injection valve 4; Next door at nozzle group valve is provided with water injection hole, and Air-tight piston is arranged on the water injection hole.
During use, press water injection valve, then nozzle is to horizontal both sides atomized water spray, and what of visual dust are selected the number of times of water spray, and the water smoke of ejection can combine with dust rapidly, the scattering of prevention dust.
The above-mentioned specific embodiment does not limit technical scheme of the present invention in any form, and the technical scheme that mode obtained that every employing is equal to replacement or equivalent transformation all drops on protection scope of the present invention.
Claims (2)
1. water jet blackboard eraser comprises bristle and bristle base plate, it is characterized in that at the back side of bristle base plate water spray plate being installed; Water spray plate is a hollow structure, and the centre is provided with aqua storage tank, and the water spray plate side is provided with hole for water spraying; Water spray plate is provided with the water injection valve water injection hole, and Air-tight piston is arranged on the water injection hole.
2. water jet blackboard eraser according to claim 1 is characterized in that hole for water spraying is distributed in the both sides of water spray plate, and nozzle is installed in the hole for water spraying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110301534A CN102310696A (en) | 2011-09-28 | 2011-09-28 | Water spray blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110301534A CN102310696A (en) | 2011-09-28 | 2011-09-28 | Water spray blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102310696A true CN102310696A (en) | 2012-01-11 |
Family
ID=45424412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110301534A Pending CN102310696A (en) | 2011-09-28 | 2011-09-28 | Water spray blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102310696A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104070901A (en) * | 2013-03-27 | 2014-10-01 | 夏程 | Steam-injection chalk dust brush |
-
2011
- 2011-09-28 CN CN201110301534A patent/CN102310696A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104070901A (en) * | 2013-03-27 | 2014-10-01 | 夏程 | Steam-injection chalk dust brush |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120111 |