CN204398701U - Blackboard dust-collector - Google Patents
Blackboard dust-collector Download PDFInfo
- Publication number
- CN204398701U CN204398701U CN201420779295.2U CN201420779295U CN204398701U CN 204398701 U CN204398701 U CN 204398701U CN 201420779295 U CN201420779295 U CN 201420779295U CN 204398701 U CN204398701 U CN 204398701U
- Authority
- CN
- China
- Prior art keywords
- dust
- blackboard
- baffle plate
- air channel
- utility
- 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 claims abstract description 18
- 238000004140 cleaning Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000241 respiratory Effects 0.000 description 1
Abstract
The utility model provides a kind of blackboard dust-collector, comprises blackboard, dust catcher, is provided with baffle plate on the downside of blackboard, it is characterized in that: be provided with air channel bottom described baffle plate, on the downside of baffle plate, be provided with through hole, be connected with air channel, the one end in air channel is provided with dust-collecting box, and dust-collecting box is connected with dust catcher.The utility model compared with prior art has significant advantage and beneficial effect: can effectively clean out the dust fallen on blackboard under shield, prevent it from again flying up, and can reclaim dust, health environment-friendly.
Description
Technical field
The utility model relates to a kind of blackboard dust-collector.
Background technology
When teachers and students write on blackboard, usually have chalk dust to fall, for a long time like this, easily affect the respiratory health of teachers and students, cause very large healthy hidden danger, the dust dropped on blackboard under shield is difficult to cleaning, often causes dust secondary fly-up during cleaning.In addition, the chalk dust quantity of consumption is a lot of still but well not to be recycled, and these problems above all fail to be well solved.
Summary of the invention
Problem to be solved in the utility model is to overcome the deficiencies in the prior art, provide a kind of can the blackboard dust-collector of effective dust adsorption.
The utility model solves its technical problem and takes following technical scheme to realize:
A kind of blackboard dust-collector, comprise blackboard, dust catcher, be provided with baffle plate on the downside of blackboard, it is characterized in that: be provided with air channel bottom described baffle plate, be provided with through hole on the downside of baffle plate, be connected with air channel, the one end in air channel is provided with dust-collecting box, and dust-collecting box is connected with dust catcher.
The utility model compared with prior art has significant advantage and beneficial effect: can effectively clean out the dust fallen on blackboard under shield, prevent it from again flying up, and can reclaim dust, health environment-friendly.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model;
Wherein: 1, blackboard, 2, air channel, 3, baffle plate, 4, dust-collecting box, 5, dust catcher.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, to detailed description of the invention, structure, feature and effect thereof of providing according to the utility model, be described in detail as follows.
A kind of blackboard dust-collector as shown in Figure 1, comprises blackboard 1, dust catcher 5, is provided with baffle plate 3 on the downside of blackboard 1, it is characterized in that: be provided with air channel 2 bottom described baffle plate 3, be provided with through hole on the downside of baffle plate, through hole is connected with air channel, the one end in air channel is provided with dust-collecting box 4, and dust-collecting box 4 is connected with dust catcher 5.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (1)
1. a blackboard dust-collector, comprises blackboard, dust catcher, is provided with baffle plate on the downside of blackboard, it is characterized in that: be provided with air channel bottom described baffle plate, be provided with through hole on the downside of baffle plate, be connected with air channel, and the one end in air channel is provided with dust-collecting box, and dust-collecting box is connected with dust catcher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420779295.2U CN204398701U (en) | 2014-12-12 | 2014-12-12 | Blackboard dust-collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420779295.2U CN204398701U (en) | 2014-12-12 | 2014-12-12 | Blackboard dust-collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204398701U true CN204398701U (en) | 2015-06-17 |
Family
ID=53422592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420779295.2U Expired - Fee Related CN204398701U (en) | 2014-12-12 | 2014-12-12 | Blackboard dust-collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204398701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626894A (en) * | 2016-12-01 | 2017-05-10 | 惠州市斯坦利科技有限公司 | Training aid |
-
2014
- 2014-12-12 CN CN201420779295.2U patent/CN204398701U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626894A (en) * | 2016-12-01 | 2017-05-10 | 惠州市斯坦利科技有限公司 | Training aid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20151212 |
|
| EXPY | Termination of patent right or utility model |