CN201484011U - Dust-absorption blackboard eraser - Google Patents
Dust-absorption blackboard eraser Download PDFInfo
- Publication number
- CN201484011U CN201484011U CN2009201956214U CN200920195621U CN201484011U CN 201484011 U CN201484011 U CN 201484011U CN 2009201956214 U CN2009201956214 U CN 2009201956214U CN 200920195621 U CN200920195621 U CN 200920195621U CN 201484011 U CN201484011 U CN 201484011U
- Authority
- CN
- China
- Prior art keywords
- dust
- blackboard eraser
- sucking device
- eraser
- blackboard
- 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
Links
Images
Abstract
The utility model relates to a dust-absorption blackboard eraser which can absorb and collect the chalk powder when erasing a blackboard, which comprises a blackboard eraser, wherein a dust collector is arranged on the back part of the blackboard eraser, and an ash absorption port of the dust collector is arranged on four edges of the blackboard eraser. The dust-absorption blackboard eraser has the advantages that: the chalk dust which is produced when erasing the blackboard can be absorbed, so the eraser is more sanitary and more healthy; and the chalk dust is collected inside a dust collecting box, so the eraser is convenient to wash.
Description
Technical field
The utility model is a kind of chalk dust and grey blackboard eraser of collected suction of absorbing when erasing the board, and belongs to teaching aid and makes the field.
Background technology
At present, the blackboard eraser of selling on the market on structural design, when erasing the board, can produce a lot of chalk dusts, and is more unhygienic, and too much suction chalk dust is harmful to health.
Summary of the invention
Purpose of design: avoid the weak point in the background technology, design a kind of chalk dust and grey blackboard eraser of collected suction of when erasing the board, absorbing.
Design: in order to realize above-mentioned purpose of design, 1, the dust-absorbing mouth of dust sucking device is positioned at the design on four limits of blackboard eraser, is one of technical characterictic of the present utility model.The purpose of doing like this is: all there is dust-absorbing mouth on four limits, can absorb chalk dust from all directions, reach the purpose that absorbs the chalk dust that produces fully.2, being provided with the design of ash collecting box in the case of dust sucking device, is two of technical characterictic of the present utility model.The purpose of doing like this is: chalk dust can be put together, and has made things convenient for the cleaning of blackboard eraser.
Technical scheme: inhale grey blackboard eraser, it comprises blackboard eraser, and described dust sucking device is positioned at the back of blackboard eraser, and the dust-absorbing mouth of dust sucking device is positioned on four limits of blackboard eraser.
The utility model is compared with background technology, and the one, can absorb the chalk dust that produces when erasing the board, much cleaner, more healthy; The 2nd, chalk dust all in ash collecting box, cleans more convenient.
Description of drawings
Fig. 1 is a Facad structure schematic diagram of inhaling grey blackboard eraser.
Fig. 2 is a side structure schematic diagram of inhaling grey blackboard eraser.
The specific embodiment
Embodiment 1: with reference to attached Fig. 1 and 2.The grey blackboard eraser of a kind of suction, it comprises blackboard eraser 1, described dust sucking device 2 is positioned at the back of blackboard eraser 1, the dust-absorbing mouth 3 of dust sucking device 2 is positioned on four limits of blackboard eraser 1, all there is dust-absorbing mouth 3 on four limits, can absorb chalk dust from all directions, reach the purpose that absorbs the chalk dust that produces fully.
The switch 4 of described dust sucking device 2 is positioned on the case 5 of dust sucking device 2, and power supply 6 is housed in the dust sucking device 2, is provided with ash collecting box 7 in the case 5 of dust sucking device 2, and chalk dust can be put together, and has made things convenient for the use of blackboard eraser 1.
What need understand is: though the foregoing description is to the utility model detailed text description of contrasting; but these text descriptions; just the simple text of the utility model mentality of designing is described; rather than to the restriction of utility model mentality of designing; any combination, increase or modification that does not exceed the utility model mentality of designing all falls in the protection domain of the present utility model.
Claims (2)
1. inhale grey blackboard eraser for one kind, it comprises blackboard eraser, it is characterized in that: described dust sucking device is positioned at the back of blackboard eraser, and the dust-absorbing mouth of dust sucking device is positioned on four limits of blackboard eraser.
2. the grey blackboard eraser of suction according to claim 1 is characterized in that: the switch of described dust sucking device is positioned on the case of dust sucking device, and power supply is housed in the dust sucking device, is provided with ash collecting box in the case of dust sucking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201956214U CN201484011U (en) | 2009-09-03 | 2009-09-03 | Dust-absorption blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201956214U CN201484011U (en) | 2009-09-03 | 2009-09-03 | Dust-absorption blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201484011U true CN201484011U (en) | 2010-05-26 |
Family
ID=42422909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201956214U Expired - Fee Related CN201484011U (en) | 2009-09-03 | 2009-09-03 | Dust-absorption blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201484011U (en) |
-
2009
- 2009-09-03 CN CN2009201956214U patent/CN201484011U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201633409U (en) | Electric dust-absorption blackboard eraser | |
| CN102689555A (en) | Electrostatic dust-removing blackboard eraser | |
| CN201484011U (en) | Dust-absorption blackboard eraser | |
| CN201257435Y (en) | Blackboard eraser cleaning device | |
| CN202557137U (en) | Dust absorption blackboard eraser with internally-installed fan | |
| CN202357741U (en) | Dust sucking blackboard eraser | |
| CN202180681U (en) | Dustproof blackboard eraser | |
| CN203157516U (en) | Blackboard eraser capable of spraying water for dust collection | |
| CN201849206U (en) | Dust-collection blackboard eraser | |
| CN103847376A (en) | Magnetic blackboard eraser capable of easily cleaning dust | |
| CN202345206U (en) | Dust-absorption board eraser | |
| CN201961048U (en) | Dust-adsorption blackboard eraser | |
| CN202491613U (en) | Novel blackboard eraser | |
| CN202557135U (en) | Dust-collecting blackboard eraser | |
| CN202098200U (en) | Dust absorption blackboard brush | |
| CN201249614Y (en) | Blackboard eraser | |
| CN202242641U (en) | Eraser capable of collecting dust | |
| CN108146119A (en) | A kind of blackboard eraser for teaching from sucking chalk powder | |
| CN202517966U (en) | Solar dust-collecting blackboard eraser | |
| CN201951113U (en) | Blackboard eraser with dust collector | |
| CN201143852Y (en) | Absorbent blackboard eraser | |
| CN202463381U (en) | Electric dust collector of blackboard eraser | |
| CN202965724U (en) | Dust absorption black eraser | |
| CN202357740U (en) | Dust-collecting eraser | |
| CN201729007U (en) | Dust absorbing blackboard eraser |
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: 20100526 Termination date: 20100903 |