CN2211370Y - Dust collecting blackboard eraser - Google Patents
Dust collecting blackboard eraser Download PDFInfo
- Publication number
- CN2211370Y CN2211370Y CN 94230638 CN94230638U CN2211370Y CN 2211370 Y CN2211370 Y CN 2211370Y CN 94230638 CN94230638 CN 94230638 CN 94230638 U CN94230638 U CN 94230638U CN 2211370 Y CN2211370 Y CN 2211370Y
- Authority
- CN
- China
- Prior art keywords
- dust
- dust collecting
- blackboard eraser
- utility
- model
- 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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- Prevention Of Fouling (AREA)
Abstract
The utility model relates to a dust collecting blackboard eraser, which belongs to the culture and education appliance. The utility model comprises an erasing body arranged in a dust collecting hood, and the outlet end of the dust collecting hood is connected with the inlet of a dust collecting box through the hose. The outlet end is connected with a dust exhauster through a pipeline. The utility model is the ideal appliance for erasing the blackboard in all kinds of schools for having the advantages of good dust collecting effect, purifying the environment, being beneficial to the health of teachers and students, convenient operation, easy application, etc.
Description
The utility model relates to a kind of dust absorption blackboard eraser, belongs to school supply and stationery, is particularly suitable for all kinds of schools and uses.
The traditional blackboard that all kinds of in the past schools use is wiped, normally be stained with felt on the plank, stir up a cloud of dust when blackboard wiping, not only contaminated environment is gone back serious harm and the healthy of teachers and students, this phenomenon has caused the concern of various circles of society, therefore, some depositing dust products such as dust-sucking eraser, dust-free chalk appear in succession, but have because of its complex structure, it is all multifactor that cost height or pick-up performance are not good etc., makes it not applied.
The purpose of this utility model be to provide a kind of good purification, simple in structure, easy to use, be of value to the healthy dust absorption blackboard eraser of teachers and students.
The purpose of this utility model realizes by the following technical solutions, comprises the wiping body that is loaded in the dust shield, and the port of export of dust shield links to each other with the import of dust-collecting box by flexible pipe, and its port of export links to each other with dust exhaustor by pipeline.
Described dust exhaustor is made up of micro machine and air draft impeller.
The bottom of described dust-absorbing box is added with an amount of water.
The utility model is compared with prior art owing to adopted wiping body to be located in the dust shield and a series of technical measures of dust-collecting box, dust exhaustor, and, environment purification good, be of value to teachers and students' advantage such as healthy through the evidence pick-up performance, easy to use simultaneously, implement to be beneficial to easily to apply.
Figure is a main TV structure schematic diagram of the present utility model.
Embodiment of the present utility model is described in conjunction with the accompanying drawings, wiping body 4 is loaded in the dust shield 3, the dust-collecting box 1 that adds suitable quantity of water by flexible pipe 2 and bottom links to each other, and its port of export links to each other with dust exhaustor 5 by pipe 6, and described dust exhaustor 5 is made up of micromachine and air draft impeller.
When the utility model uses, the motor of connecting dust exhaustor 5 promptly can wiping, form negative pressure in dust shield 3, the dust-collecting box 1, the chalk pruinescence sucks in dust shield 3, flexible pipe 2 enters in the dust-collecting box 1, the graininess dust falls into the water, miniature dust is discharged outdoor from dust exhaustor 5, realize thoroughly, eliminate the purpose of dust.
Claims (3)
1, a kind of dust absorption blackboard eraser is characterized in that comprising the wiping body 4 that is loaded in the dust shield 3, and the port of export of dust shield 3 links to each other with the import of dust-collecting box 1 by flexible pipe 2, and its port of export links to each other with dust exhaustor 5 by pipeline 6.
2, blackboard eraser according to claim 1 is characterized in that described dust exhaustor 5 is made up of micro machine and air draft impeller.
3, blackboard eraser according to claim 1 is characterized in that the bottom of described dust-collecting box 1 is added with an amount of water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94230638 CN2211370Y (en) | 1994-11-14 | 1994-11-14 | Dust collecting blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94230638 CN2211370Y (en) | 1994-11-14 | 1994-11-14 | Dust collecting blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2211370Y true CN2211370Y (en) | 1995-11-01 |
Family
ID=33842695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94230638 Expired - Fee Related CN2211370Y (en) | 1994-11-14 | 1994-11-14 | Dust collecting blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2211370Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529532A (en) * | 2010-12-07 | 2012-07-04 | 成都市培源科技开发有限责任公司 | Blackboard purifying dust collector |
| CN103963521A (en) * | 2014-01-01 | 2014-08-06 | 梅有智 | Dust suction device for dust-suction blackboard eraser |
| CN104589872A (en) * | 2015-02-02 | 2015-05-06 | 苏州卫生职业技术学院 | Dust collection type blackboard eraser device |
-
1994
- 1994-11-14 CN CN 94230638 patent/CN2211370Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529532A (en) * | 2010-12-07 | 2012-07-04 | 成都市培源科技开发有限责任公司 | Blackboard purifying dust collector |
| CN103963521A (en) * | 2014-01-01 | 2014-08-06 | 梅有智 | Dust suction device for dust-suction blackboard eraser |
| CN104589872A (en) * | 2015-02-02 | 2015-05-06 | 苏州卫生职业技术学院 | Dust collection type blackboard eraser device |
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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 |