CN2878089Y - Environmental protection blackboard eraser - Google Patents
Environmental protection blackboard eraser Download PDFInfo
- Publication number
- CN2878089Y CN2878089Y CN 200520113935 CN200520113935U CN2878089Y CN 2878089 Y CN2878089 Y CN 2878089Y CN 200520113935 CN200520113935 CN 200520113935 CN 200520113935 U CN200520113935 U CN 200520113935U CN 2878089 Y CN2878089 Y CN 2878089Y
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- water
- storage case
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- water storage
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Abstract
The utility model relates to an environmental-protecting blackboard eraser which aims to solve the problems of cleaning the blackboard quickly under the contaminated environment which is caused by flowing dust. The utility model mainly comprises a water-storage box, a water-absorbing sponge, a dry sponge, a water injection spiral cover and a water leakage rotating valve core. The utility model is characterized in that the side thread of the water injection spiral cover is connected with the upper surface water-injecting hole of the water-storage box, the water leakage rotating valve core is connected with the lower surface water-injecting hole of the water-storage box on the lower thread, the water-absorbing sponge is paste on the right under the lower surface of the water-storage box. Using the devices of the cultural goods factory, the utility model is mass produced to satisfy the needs of academic field.
Description
(1) technical field:
The utility model relates to a kind of environment-friendly dust-proof eraser, divides the technical field of the cleaning device group that belongs to blackboard or slabstone by International Patent Classification (IPC) (IPC).
(2) background technology:
At present, the technology about the cleaning device group of blackboard or slabstone existing and that once had was all done very fruitful effort to a kind of needs of environment-friendly dust-proof eraser, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China on the 23rd October in 2000 by University Of Shanxi, Granted publication is that CN2517592Y China Patent No. (ZL) is: ZL01274676.2 number utility model patent title is the utility model patent of " a kind of dust-collecting type blackboard eraser ", the technical scheme that is adopted, technical elements in the cleaning device group of blackboard or slabstone is a routine of great value invention, it has solved good dedusting effect effectively, and the technical problem that can change of blanket sleeve.But still have some deficits, it also is difficult to solve dust from flying contaminated environment when erasing the board, the technical problem of drying blackboard rapidly.
(3) summary of the invention:
The purpose of this utility model is to provide kind of an a kind of environment-friendly dust-proof eraser.Dust from flying contaminated environment when solution erases the board, the technical problem of drying blackboard rapidly.
The technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that a kind of environment-friendly dust-proof eraser of the present utility model, mainly is made of water storage case, water-absorbing sponge, dried sponge, water filling spiral cover, the rotary spool that leaks.
In shape, structure and combination thereof, the total essential features of a kind of environment-friendly dust-proof eraser of the present utility model and immediate prior art is: the upper surface of water-absorbing sponge is pasted the lower surface that is connected water storage case, the upper surface of dried sponge is pasted the lower surface that is connected water storage case, be combined into the integrative-structure of rectangular shape, function has been the effect of removing dust.In shape, structure and combination thereof, a kind of environment-friendly dust-proof eraser of the present utility model technical characterictic different with immediate prior art is: the side screw thread of water filling spiral cover is threaded in the upper surface water injection hole of water storage case, the lower end spool screw thread of rotary spool of leaking is threaded in the lower end apopore of water storage case, be combined into the enclosed construction of rectangular shape, function has been the effect of water.The lower end spool screw thread of rotary spool of leaking is threaded in the lower end apopore of water storage case, the upper surface of water-absorbing sponge is pasted the right-hand member lower surface that is connected water storage case, be combined into the integrative-structure of rectangular shape, function has been that wetting sponge is removed dust, antipollution effect.Dust from flying contaminated environment when so just having reached the erasing the board of a kind of environment-friendly dust-proof eraser of the present utility model, the purpose of drying blackboard rapidly:
The beneficial effect of a kind of environment-friendly dust-proof eraser of utility model is that the utility model is to solve dust from flying contaminated environment when erasing the board, and the technical scheme that technical problem adopted of drying blackboard has rapidly been compared two advantages and improvement with existing with the technology about the cleaning device group of blackboard or slabstone that once had:
First, because the side screw thread that has designed the water filling spiral cover in the technical scheme of a kind of environment-friendly dust-proof eraser of the present utility model is threaded in the upper surface water injection hole of water storage case, the lower end spool screw thread of rotary spool of leaking is threaded in the lower end apopore of water storage case, be combined into the enclosed construction of rectangular shape, so the technical problem of easier solution water.
Second, because the lower end spool screw thread that has designed the rotary spool that leaks in the technical scheme of a kind of environment-friendly dust-proof eraser of the present utility model is threaded in the lower end apopore of water storage case, the upper surface of water-absorbing sponge is pasted the right-hand member lower surface that is connected water storage case, be combined into the integrative-structure of rectangular shape, so the wetting sponge of easier solution is removed dust, antipollution technical problem.
(4) description of drawings:
Accompanying drawing provides the structural representation of a kind of environment-friendly dust-proof eraser of the present utility model:
Fig. 1: the overall structure schematic diagram that is a kind of environment-friendly dust-proof eraser of the present utility model;
The label declaration at each position in the schematic diagram:
1 water storage case, 2 water-absorbing sponges, 3 dried sponge 4 water filling spiral covers 5 rotary spool that leaks
(5) specific embodiment:
Below in conjunction with accompanying drawing, dust from flying contaminated environment when a kind of environment-friendly dust-proof eraser of the present utility model is erased the board for realize solving, the optimal way of drying the technical scheme that the technical problem of blackboard takes rapidly is described further:
Its static structure: see also accompanying drawing: as shown in the figure, a kind of environment-friendly dust-proof eraser of the present utility model mainly is made of water storage case 1, water-absorbing sponge 2, dried sponge 3, water filling spiral cover 4, the rotary spool 5 that leaks.Its major part water-absorbing sponge 2, dried sponge 3 are selected for use by market.Its water storage case 1 is a rectangular shape, is material with plastics, through the die cast processing and manufacturing.Its water filling spiral cover 4 is disc-shapes, is material with plastics, through the die cast processing and manufacturing.Its rotary spool 5 that leaks is dumbbell shapes, is material with plastics, through the die cast processing and manufacturing.
In shape, structure and combination thereof, the total essential features of a kind of environment-friendly dust-proof eraser of the present utility model and immediate prior art is: the upper surface of water-absorbing sponge 2 is pasted the lower surface that is connected water storage case 1, the upper surface of dried sponge 3 is pasted the lower surface that is connected water storage case 1, be combined into the integrative-structure of rectangular shape, function has been the effect of removing dust.In shape, structure and combination thereof, a kind of environment-friendly dust-proof eraser of the present utility model technical characterictic different with immediate prior art is: the side screw thread of water filling spiral cover 4 is threaded in the upper surface water injection hole of water storage case 1, the lower end spool screw thread of rotary spool 5 of leaking is threaded in the lower end apopore of water storage case 1, be combined into the enclosed construction of rectangular shape, function has been the effect of water.The lower end spool screw thread of rotary spool 5 of leaking is threaded in the lower end apopore of water storage case 1, the upper surface of water-absorbing sponge 2 is pasted the right-hand member lower surface that is connected water storage case 1, be combined into the integrative-structure of rectangular shape, function has been that wetting sponge is removed dust, antipollution effect.
Below by using method, further set forth the dynamic structure relation of this practical a kind of environment-friendly dust-proof eraser: in use, when needs in water storage case water filling the time, according to physical principle, at first rotate and tighten the rotary spool 5 that leaks, open water filling spiral cover 4 then, pass through water storage case 1 top water filling port injection more then, thereby finish the task of water filling in water storage case.
In use, in the time of the wetting water-absorbing sponge of needs,, at first rotate the rotary spool 5 that leaks, push water-absorbing sponge 2 suctions then, tighten the rotary spool 5 that leaks again then, thereby finish the task that wetting sponge is removed dust according to physical principle.Dust from flying contaminated environment when so just having realized the erasing the board of a kind of environment-friendly dust-proof eraser of the present utility model is dried the technical scheme of the technical problem of blackboard rapidly.
Realize that preferred plan of the present utility model is is material with plastics, utilize the basic equipment of cultural goods factory, take to produce by batch in a large number, the demand with supply school circle so just can realize a kind of environment-friendly dust-proof eraser practical value of the present utility model and economic worth better.
Claims (1)
1. environment-friendly dust-proof eraser, it is by water storage case (1), water-absorbing sponge (2), dried sponge (3), water filling spiral cover (4), the rotary spool (5) that leaks constitutes, the upper surface of its water-absorbing sponge (2) is pasted the lower surface that is connected water storage case (1), the upper surface of dried sponge (3) is pasted the lower surface that is connected water storage case (1), it is characterized in that: the side screw thread of water filling spiral cover (4) is threaded in the upper surface water injection hole of water storage case (1), the lower end spool screw thread of rotary spool (5) of leaking is threaded in the lower end apopore of water storage case (1), the lower end spool screw thread of rotary spool (5) of leaking is threaded in the lower end apopore of water storage case (1), and the upper surface of water-absorbing sponge (2) is pasted the right-hand member lower surface that is connected water storage case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520113935 CN2878089Y (en) | 2005-07-18 | 2005-07-18 | Environmental protection blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520113935 CN2878089Y (en) | 2005-07-18 | 2005-07-18 | Environmental protection blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2878089Y true CN2878089Y (en) | 2007-03-14 |
Family
ID=37860503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520113935 Expired - Fee Related CN2878089Y (en) | 2005-07-18 | 2005-07-18 | Environmental protection blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2878089Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317917A (en) * | 2012-03-25 | 2013-09-25 | 上海华师京城高新技术开发有限公司 | Multifunctional electronic blackboard eraser |
| CN103660733A (en) * | 2013-12-31 | 2014-03-26 | 大连海洋大学 | Quick-dry dust-free blackboard eraser |
-
2005
- 2005-07-18 CN CN 200520113935 patent/CN2878089Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317917A (en) * | 2012-03-25 | 2013-09-25 | 上海华师京城高新技术开发有限公司 | Multifunctional electronic blackboard eraser |
| CN103660733A (en) * | 2013-12-31 | 2014-03-26 | 大连海洋大学 | Quick-dry dust-free blackboard eraser |
| CN103660733B (en) * | 2013-12-31 | 2016-04-27 | 大连海洋大学 | Quick-dry dust-free blackboard eraser |
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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 |