CN202685698U - Blackboard eraser - Google Patents
Blackboard eraser Download PDFInfo
- Publication number
- CN202685698U CN202685698U CN 201220305041 CN201220305041U CN202685698U CN 202685698 U CN202685698 U CN 202685698U CN 201220305041 CN201220305041 CN 201220305041 CN 201220305041 U CN201220305041 U CN 201220305041U CN 202685698 U CN202685698 U CN 202685698U
- Authority
- CN
- China
- Prior art keywords
- pedestal
- base
- lower chamber
- fan
- cotton
- 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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Abstract
Provided is a blackboard eraser. Erasing cotton is arranged on the lower end face of a base, a handle is arranged on the upper end face of the base, a partition plate in the base divides the base into two cavities which are an upper cavity and a lower cavity, a fan is arranged in the upper cavity and is in series connection with a battery and a switch, the partition plate is provided with air holes, water holes are arranged between the lower cavity and the erasing cotton, and a water pipe communicated with the inside of the lower cavity is arranged on the outer portion of the base. The blackboard eraser has the advantages of being convenient to use, time-saving, labor-saving, safe, hygienic, wide in purpose and simple to operate and the like.
Description
Technical field
The utility model relates to a kind of teaching aid, relates in particular to a kind of blackboard eraser.
Background technology
As everyone knows, blackboard eraser is one of requisite articles for use of blackboard wiping, but existing blackboard eraser function singleness can not satisfy teachers and students' use needs, and for example: teachers and students are for clean with blackboard-cleaning, after at first utilizing blackboard eraser that the writing on the blackboard on the blackboard is wiped out, re-use wet rag with blackboard panel again wiping once, in order to thoroughly remove writing on the blackboard, teachers and students must two kinds of different cleaning supplies for subsequent use like this, brought inconvenience not only for teachers and students, and waste time and energy.
Summary of the invention
The purpose of this utility model is to provide a kind of technique, simple in structure, easy to use, time saving and energy saving, safety and sanitation, of many uses, simple to operate, the blackboard eraser that is easy to make.
The utility model comprises pedestal, wipes cotton, handle, dividing plate, fan, battery, switch and water pipe, pedestal hollow cuboid, and the lower surface of pedestal is provided with wipes cotton, and the upper surface of pedestal is provided with handle; The inside of pedestal is provided with lateral partitions, it is upper cavity and lower chamber that dividing plate is divided into two cavitys with base interior, and the volume of upper cavity is greater than the volume of lower chamber, inside at upper cavity is provided with fan, this fan is connected with battery, switch, the control panel of switch is arranged on the upper surface of pedestal, offers several through holes, i.e. pore on the described dividing plate; Between lower chamber and wiping cotton, offer several through holes, i.e. the water hole; The outside of said base is provided with the water pipe with the lower chamber internal communication.
The utility model at first utilizes the wiping cotton of pedestal lower surface that wiping is carried out in the writing on the blackboard on the blackboard, after the wiping in use, by the downward inside cavity water filling of water pipe, water is immersed in the wiping cotton by the water hole after entering lower chamber again, wipes cotton interior adhesional wetting, again utilize the wiping cotton rub of adhesional wetting to wipe away blackboard, make the blackboard cleaning thoroughly, after the cleaning, start the fan of upper cavity inside, gas enters lower chamber by the pore on the dividing plate, is entered by lower chamber and wipes cotton, like this, accelerated to wipe cotton drying, in order to use next time.
The utility model compared with prior art has technique, simple in structure, easy to use, time saving and energy saving, and safety and sanitation, of many uses, simple to operate are easy to the advantages such as manufacturing.
Description of drawingsFig. 1 is that master of the present utility model looks generalized section.
The specific embodimentAs shown in Figure 1, pedestal 1 hollow cuboid, the lower surface of pedestal is provided with wipes cotton 2, and the upper surface of pedestal is provided with handle 3; The inside of pedestal is provided with lateral partitions 4, it is upper cavity 5 and lower chamber 6 that dividing plate is divided into two cavitys with base interior, and the volume of upper cavity is greater than the volume of lower chamber, be provided with fan 7 in the inside of upper cavity, this fan is connected with battery 8, switch 9, the control panel 10 of switch is arranged on the upper surface of pedestal, offers several through holes on the dividing plate, and namely pore 11; Offer several through holes between lower chamber and wiping cotton, namely the water hole 12; The outside of said base is provided with the water pipe 13 with the lower chamber internal communication.
Claims (1)
1. a blackboard eraser comprises pedestal, wipes cotton, handle, dividing plate, fan, battery, switch and water pipe, it is characterized in that: pedestal hollow cuboid, the lower surface of pedestal are provided with wipes cotton, and the upper surface of pedestal is provided with handle; The inside of pedestal is provided with lateral partitions, it is upper cavity and lower chamber that dividing plate is divided into two cavitys with base interior, and the volume of upper cavity is greater than the volume of lower chamber, inside at upper cavity is provided with fan, this fan is connected with battery, switch, the control panel of switch is arranged on the upper surface of pedestal, offers pore on the described dividing plate; Between lower chamber and wiping cotton, offer the water hole; The outside of said base is provided with the water pipe with the lower chamber internal communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220305041 CN202685698U (en) | 2012-06-28 | 2012-06-28 | Blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220305041 CN202685698U (en) | 2012-06-28 | 2012-06-28 | Blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202685698U true CN202685698U (en) | 2013-01-23 |
Family
ID=47541361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220305041 Expired - Fee Related CN202685698U (en) | 2012-06-28 | 2012-06-28 | Blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202685698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584266A (en) * | 2014-10-24 | 2016-05-18 | 吴晨煜 | Multifunctional blackboard eraser |
-
2012
- 2012-06-28 CN CN 201220305041 patent/CN202685698U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584266A (en) * | 2014-10-24 | 2016-05-18 | 吴晨煜 | Multifunctional 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: 20130123 Termination date: 20130628 |