CN201941460U - Dustproof blackboard eraser - Google Patents
Dustproof blackboard eraser Download PDFInfo
- Publication number
- CN201941460U CN201941460U CN2011200611435U CN201120061143U CN201941460U CN 201941460 U CN201941460 U CN 201941460U CN 2011200611435 U CN2011200611435 U CN 2011200611435U CN 201120061143 U CN201120061143 U CN 201120061143U CN 201941460 U CN201941460 U CN 201941460U
- Authority
- CN
- China
- Prior art keywords
- erasing
- blackboard eraser
- head
- blackboard
- dustproof
- 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
A dustproof blackboard eraser belongs to teaching aids, mainly solves the problem that dust flies around when chalk writings on a blackboard are erased through a traditional blackboard eraser, and comprises bottom boards and erasing heads mounted on one side of the bottom board. The dustproof blackboard eraser is characterized in that the bottom boards include a left bottom board and a right bottom board which are symmetrical to each other, the two bottom boards are connected through a connecting rod, the erasing heads are arranged on the same sides of the two bottom boards, and a handle is arranged on one side, opposite to the erasing heads, of the connecting rod. The two erasing heads of the dustproof blackboard eraser are disposed in parallel, one erasing head can be wetted when the dustproof blackboard eraser is used, the wet erasing head is used for erasing writings first and the dry erasing head is used for erasing the writings then when the blackboard is erased, and thereby flying dust can be controlled effectively, the surface of the blackboard can be dried quickly, environments are purified and physical health is benefited.
Description
Technical field
The utility model relates to a kind of blackboard eraser, specifically a kind of dust-proof blackboard eraser.
Background technology
Each school generally uses the traditional type blackboard eraser to wipe the writing that tries on the blackboard now, is a teacher when using blackboard eraser in teaching process, has the dust foam and descends slowly and lightly, and causes dust to fly upward everywhere, pollutes indoor environment, very seriously influences teachers and students' physical and mental health.
The utility model content
The purpose of this utility model is to provide a kind of dust-proof blackboard eraser, and dust flew upward everywhere when this blackboard eraser can prevent to erase the board, and reduces the harm of dust to teachers and students' health.
The technical scheme in the invention for solving the technical problem is: a kind of dust-proof blackboard eraser, comprise base plate and wipe head, wipe a side that is installed in base plate, it is characterized in that, described base plate comprises symmetrical two, be connected by connecting rod between two base plates, the same side of two base plates is respectively equipped with the wiping head, is provided with handle with a wiping relative side on the connecting rod.
The beneficial effects of the utility model are: be arranged side by side two and wiped head, one of them can be wiped head in use and dip in water, the wet rubbing head writing xerotripsis head writing that nuzzles up subsequently then that nuzzles up earlier when erasing the board, the blackboard surface is become dry fast, purified environment, helped healthy.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1 base plate, 2 wet rubbing heads, 3 xerotripsis heads, 4 handles.
The specific embodiment
As shown in Figure 1.A kind of dust-proof blackboard eraser comprises base plate 1 and wipes head, wipes the side that head is installed in base plate 1, described base plate 1 comprises symmetrical two, be connected by connecting rod between two base plates 1, the same side of two base plates 1 is respectively equipped with the wiping head, is provided with handle 4 with a wiping relative side on the connecting rod.
During use, wipe head with one and dip in water, wipe along same direction when erasing the board, wet rubbing head 2 writing xerotripsis 3 writing that nuzzles up subsequently then that nuzzles up earlier can make the blackboard surface become dry fast when effectively controlling dust from flying, purified environment, helps healthy.
Claims (1)
1. dust-proof blackboard eraser, comprise base plate and wipe head, wipe a side that is installed in base plate, it is characterized in that, described base plate comprises symmetrical two, be connected by connecting rod between two base plates, the same side of two base plates is respectively equipped with the wiping head, is provided with handle with a wiping relative side on the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200611435U CN201941460U (en) | 2011-03-10 | 2011-03-10 | Dustproof blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200611435U CN201941460U (en) | 2011-03-10 | 2011-03-10 | Dustproof blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201941460U true CN201941460U (en) | 2011-08-24 |
Family
ID=44468812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200611435U Expired - Fee Related CN201941460U (en) | 2011-03-10 | 2011-03-10 | Dustproof blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201941460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815125A (en) * | 2012-08-22 | 2012-12-12 | 熊楚梁 | Blackboard-writing integrated device |
-
2011
- 2011-03-10 CN CN2011200611435U patent/CN201941460U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815125A (en) * | 2012-08-22 | 2012-12-12 | 熊楚梁 | Blackboard-writing integrated device |
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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: 20110824 Termination date: 20120310 |