CN201227922Y - Blackboard eraser convenient to clean - Google Patents
Blackboard eraser convenient to clean Download PDFInfo
- Publication number
- CN201227922Y CN201227922Y CNU2008201305083U CN200820130508U CN201227922Y CN 201227922 Y CN201227922 Y CN 201227922Y CN U2008201305083 U CNU2008201305083 U CN U2008201305083U CN 200820130508 U CN200820130508 U CN 200820130508U CN 201227922 Y CN201227922 Y CN 201227922Y
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- carrier box
- utility
- model
- clean
- 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
The utility model relates to a blackboard eraser which can be cleaned conveniently, which comprises a carrier box, a sponge used as a cushion and a thick striped wiping cloth. The blackboard eraser is characterized in that nylon buckles are attached to the circumference on the outer side of the carrier box; and the nylon buckles are sewn on the thick striped wiping cloth and are bond with the carrier box. The thick striped wiping cloth and an elastic spongy mass in the blackboard eraser can be disassembled randomly to be cleaned, and particularly replaced, so as to keep the blackboard eraser clean, thereby ensuring high efficiency during the wiping process, and avoiding raising dust; and the utility model has the advantages of simple structure, and easy manufacture.
Description
Technical field
The utility model relates to a kind of blackboard eraser, a kind of convenient blackboard eraser that cleans of more specifically saying so.
Background technology
Blackboard eraser is a requisite teaching appurtenance in the school always, the blackboard eraser that generally uses in the school is general now divides two kinds, a kind of with an iron sheet or plastics the bar felt is tied together make, another kind is used as sponge of wiper underlay with a wick flannelette and is made with Plastic Package then.The blackboard eraser that these two kinds of methods are made all is disposable, as long as wiper has just been broken and can not have been used again.And, these two kinds of blackboard erasers are wiped the effective of letter written with chalk when just bringing into use, do not have dust to kick up, after in case service time is long, will adhere to a lot of dusts on the blackboard eraser, stay the chalk dust of vast expanse of whiteness on the blackboard that when erasing the board, will kick up a sheet of dust and nuzzle up, not only wipe the bad health that also has a strong impact on teachers and students of effect of letter written with chalk.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure and convenient blackboard eraser that cleans.
The purpose of this utility model can realize in the following manner: a kind of convenient blackboard eraser that cleans, include carrier box, serve as the sponge and the cord wiper of mat, it is characterized in that being stained with velcro around the outside at carrier box, be sewed with on the cord wiper velcro and and carrier box bonding.
The utility model compared with prior art has following advantage: cord wiper in the blackboard eraser and elastic sponge body can be pulled down at any time and clean even change, blackboard eraser can keep clean constantly, the very high efficient of maintenance can't kick up a dust when erasing the board thereby make, and the utility model is simple in structure, is easy to make.
Description of drawings
Accompanying drawing 1 is a decomposition texture schematic diagram of the present utility model.
The specific embodiment
As follows with reference to accompanying drawing 1: a kind of convenient blackboard eraser that cleans, include carrier box 1, serve as the sponge 2 and the cord wiper 3 of mat, it is characterized in that being stained with velcro 4 around the outside at carrier box 1, be sewed with on the cord wiper 3 velcro 5 and and carrier box 1 bonding.When being stained with chalk dust on the blackboard eraser, can easily cord wiper 3 and sponge 2 be pulled down cleaning even replacing, blackboard eraser can keep clean constantly, and the very high efficient of maintenance can't kick up a dust when erasing the board thereby make, and the utility model is simple in structure, is easy to make.
Claims (1)
1, a kind of convenient blackboard eraser that cleans, include carrier box (1), serve as the sponge (2) and the cord wiper (3) of mat, it is characterized in that: around the outside of carrier box (1), be stained with velcro (4), be sewed with on the cord wiper (3) velcro (5) and and carrier box (1) bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201305083U CN201227922Y (en) | 2008-06-25 | 2008-06-25 | Blackboard eraser convenient to clean |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201305083U CN201227922Y (en) | 2008-06-25 | 2008-06-25 | Blackboard eraser convenient to clean |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201227922Y true CN201227922Y (en) | 2009-04-29 |
Family
ID=40632883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201305083U Expired - Fee Related CN201227922Y (en) | 2008-06-25 | 2008-06-25 | Blackboard eraser convenient to clean |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201227922Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512124A (en) * | 2017-09-07 | 2017-12-26 | 阜阳师范学院 | Disposable wiper blackboard eraser |
-
2008
- 2008-06-25 CN CNU2008201305083U patent/CN201227922Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512124A (en) * | 2017-09-07 | 2017-12-26 | 阜阳师范学院 | Disposable wiper 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: 20090429 |