CN201566352U - Dust absorbing blackboard - Google Patents
Dust absorbing blackboard Download PDFInfo
- Publication number
- CN201566352U CN201566352U CN2009202812728U CN200920281272U CN201566352U CN 201566352 U CN201566352 U CN 201566352U CN 2009202812728 U CN2009202812728 U CN 2009202812728U CN 200920281272 U CN200920281272 U CN 200920281272U CN 201566352 U CN201566352 U CN 201566352U
- Authority
- CN
- China
- Prior art keywords
- dust
- blackboard
- pedestal
- base
- dust absorbing
- 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
- 239000000428 dust Substances 0.000 title claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 5
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a dust absorbing blackboard which belongs to the field of teaching equipment and structurally comprises a blackboard and a pedestal, wherein the pedestal is mounted at the bottom of the blackboard, a dust collector is mounted below one side of the pedestal and communicated with an air channel formed by a pedestal inner chamber, a dust absorbing mouth facing to the blackboard is formed on the upper surface of the pedestal, and a dust collecting box is correspondingly mounted below the dust absorbing mouth. Compared with the prior art, the dust absorbing blackboard has the characteristics of reasonable design, simple structure, easy manufacture, convenient use and the like, and effectively reduces dust pollution in a class room, thereby protecting the health for teachers and students.
Description
Technical field
The utility model relates to the teaching equipment field, specifically a kind of dust-absorbing blackboard.
Background technology
As everyone knows, teacher often need write on blackboard with chalk at school the time, in the process of writing, and in the process that erases the board, the dust from flying of chalk is in the air in classroom, not only influence teaching environment, and influenced the healthy of Faculty and Students.
Summary of the invention
Technical assignment of the present utility model is at above weak point, and a kind of rational in infrastructure, easy to use, a kind of dust-absorbing blackboard of reducing environmental pollution is provided.
The technical scheme that its technical problem that solves the utility model adopts is: this teaching equipment comprises blackboard and base, base is installed in the bottom of blackboard, one side-lower of base is equipped with dust catcher, dust catcher is communicated with the air channel that base intracavity forms, the upper surface of base is provided with the suction port towards blackboard, and the below correspondence of suction port is equipped with dust-collecting box.
Have 2-4 suction port on the described base.
Described dust catcher is provided with gauge tap.
Be a teacher and write when maybe needing to erase the board with chalk, start dust catcher, the dust that flies upward in the air can be sucked in the dust-collecting box by suction port like this by gauge tap.After using a period of time, the dust of desirable dust-collecting box cleaning down the inside.
A kind of dust-absorbing blackboard of the present utility model is compared with prior art, have reasonable in design, simple in structure, be easy to processing, characteristics such as easy to use, effectively reduced the dust pollution in the classroom, protected that teachers and students' is healthy.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Accompanying drawing is a kind of structural representation of dust-absorbing blackboard.
Among the figure: 1, blackboard, 2, suction port, 3, base, 4, dust catcher, 5, gauge tap, 6, the air channel, 7, dust-collecting box.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
A kind of dust-absorbing blackboard of the present utility model, its structure comprises blackboard 1 and base 3, base 3 is installed in the bottom of blackboard 1, one side-lower of base 3 is equipped with dust catcher 4, dust catcher 4 is provided with gauge tap 5, dust catcher 4 is communicated with the air channel 6 that base 3 inner chambers form, and the upper surface of base 3 is provided with two, three or four suction ports 2 towards blackboard 1, and the below correspondence of suction port 2 is equipped with dust-collecting box 7.
Its processing and fabricating of a kind of dust-absorbing blackboard of the present utility model is very simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing.
Except that the described technical characterictic of specification, be the known technology of those skilled in the art.
Claims (3)
1. dust-absorbing blackboard, comprise blackboard and base, base is installed in the bottom of blackboard, a side-lower that it is characterized in that base is equipped with dust catcher, dust catcher is communicated with the air channel that base intracavity forms, the upper surface of base is provided with the suction port towards blackboard, and the below correspondence of suction port is equipped with dust-collecting box.
2. dust-absorbing blackboard according to claim 1 is characterized in that having on the described base 2-4 suction port.
3. dust-absorbing blackboard according to claim 1 is characterized in that described dust catcher is provided with gauge tap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202812728U CN201566352U (en) | 2009-11-25 | 2009-11-25 | Dust absorbing blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202812728U CN201566352U (en) | 2009-11-25 | 2009-11-25 | Dust absorbing blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201566352U true CN201566352U (en) | 2010-09-01 |
Family
ID=42658640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202812728U Expired - Fee Related CN201566352U (en) | 2009-11-25 | 2009-11-25 | Dust absorbing blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201566352U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103213436A (en) * | 2013-04-15 | 2013-07-24 | 西安文理学院 | Automatic blackboard dust collection device |
-
2009
- 2009-11-25 CN CN2009202812728U patent/CN201566352U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103213436A (en) * | 2013-04-15 | 2013-07-24 | 西安文理学院 | Automatic blackboard dust collection device |
| CN103213436B (en) * | 2013-04-15 | 2016-05-04 | 西安文理学院 | A kind of blackboard automatic dust collecting 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: 20100901 Termination date: 20101125 |