CN204451693U - Rain brush type blackboard - Google Patents
Rain brush type blackboard Download PDFInfo
- Publication number
- CN204451693U CN204451693U CN201420831548.6U CN201420831548U CN204451693U CN 204451693 U CN204451693 U CN 204451693U CN 201420831548 U CN201420831548 U CN 201420831548U CN 204451693 U CN204451693 U CN 204451693U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- rain brush
- switch
- shaped
- brush type
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0nMS4wJyBlbmNvZGluZz0naXNvLTg4NTktMSc/Pgo8c3ZnIHZlcnNpb249JzEuMScgYmFzZVByb2ZpbGU9J2Z1bGwnCiAgICAgICAgICAgICAgeG1sbnM9J2h0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnJwogICAgICAgICAgICAgICAgICAgICAgeG1sbnM6cmRraXQ9J2h0dHA6Ly93d3cucmRraXQub3JnL3htbCcKICAgICAgICAgICAgICAgICAgICAgIHhtbG5zOnhsaW5rPSdodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rJwogICAgICAgICAgICAgICAgICB4bWw6c3BhY2U9J3ByZXNlcnZlJwp3aWR0aD0nMzAwcHgnIGhlaWdodD0nMzAwcHgnIHZpZXdCb3g9JzAgMCAzMDAgMzAwJz4KPCEtLSBFTkQgT0YgSEVBREVSIC0tPgo8cmVjdCBzdHlsZT0nb3BhY2l0eToxLjA7ZmlsbDojRkZGRkZGO3N0cm9rZTpub25lJyB3aWR0aD0nMzAwLjAnIGhlaWdodD0nMzAwLjAnIHg9JzAuMCcgeT0nMC4wJz4gPC9yZWN0Pgo8dGV4dCB4PScxMDAuNScgeT0nMTcwLjAnIGNsYXNzPSdhdG9tLTAnIHN0eWxlPSdmb250LXNpemU6NDBweDtmb250LXN0eWxlOm5vcm1hbDtmb250LXdlaWdodDpub3JtYWw7ZmlsbC1vcGFjaXR5OjE7c3Ryb2tlOm5vbmU7Zm9udC1mYW1pbHk6c2Fucy1zZXJpZjt0ZXh0LWFuY2hvcjpzdGFydDtmaWxsOiNFODQyMzUnID5IPC90ZXh0Pgo8dGV4dCB4PScxMjYuMScgeT0nMTg2LjAnIGNsYXNzPSdhdG9tLTAnIHN0eWxlPSdmb250LXNpemU6MjZweDtmb250LXN0eWxlOm5vcm1hbDtmb250LXdlaWdodDpub3JtYWw7ZmlsbC1vcGFjaXR5OjE7c3Ryb2tlOm5vbmU7Zm9udC1mYW1pbHk6c2Fucy1zZXJpZjt0ZXh0LWFuY2hvcjpzdGFydDtmaWxsOiNFODQyMzUnID4yPC90ZXh0Pgo8dGV4dCB4PScxMzguMCcgeT0nMTcwLjAnIGNsYXNzPSdhdG9tLTAnIHN0eWxlPSdmb250LXNpemU6NDBweDtmb250LXN0eWxlOm5vcm1hbDtmb250LXdlaWdodDpub3JtYWw7ZmlsbC1vcGFjaXR5OjE7c3Ryb2tlOm5vbmU7Zm9udC1mYW1pbHk6c2Fucy1zZXJpZjt0ZXh0LWFuY2hvcjpzdGFydDtmaWxsOiNFODQyMzUnID5PPC90ZXh0Pgo8L3N2Zz4K data:image/svg+xml;base64,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 O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 abstract description 4
- 206010022114 Injury Diseases 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000011031 large scale production Methods 0.000 description 1
Abstract
The utility model relates to a kind of rain brush type blackboard, comprise blackboard, rotating shaft is shaped with in the middle of bottom blackboard, two rain brush to be arranged on this axle and to pivot and erase the board, be shaped with at the top of blackboard the beam that drips, the beam that drips connects water tank by water pipe, is provided with switch beam at the side of blackboard, switch beam is shaped with taps, rain brush switch.Rain brush type blackboard involved by the utility model, automatically by the writing erasing on blackboard, can effectively can prevent the splashes of dust after switch opens.
Description
Technical field
The utility model belongs to study article field, relates to blackboard, especially a kind of rain brush type blackboard.
Background technology
One of main teaching aid of blackboard school, blackboard is also the main carriers of teacher's impart knowledge, the use of blackboard must cause student to erase the board, when erasing the board at ordinary times, the dust of chalk splashes everywhere, not only unhygienic, and the injury of health can be brought to academics and students, how to eliminate follow than dust be also academics and students's hope for many years.
Summary of the invention
The purpose of this utility model is to provide a kind of reasonable in design, exquisite appearance, can automatically wipe ash rain brush type blackboard.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of rain brush type blackboard, comprise blackboard, rotating shaft is shaped with in the middle of bottom blackboard, two rain brush to be arranged on this axle and to pivot and erase the board, be shaped with at the top of blackboard the beam that drips, the beam that drips connects water tank by water pipe, is provided with switch beam at the side of blackboard, switch beam is shaped with taps, rain brush switch.
And described rain brush is symmetrical two.
Advantage of the present utility model and beneficial effect are:
1, the rain brush type blackboard involved by the utility model, automatically by the writing erasing on blackboard, can effectively can prevent the splashes of dust after switch opens.
2, the utility model scientific structure design is reasonable, and small volume is easy to use, and structure is simple, reasonable in design, is applicable to businessman's large-scale production.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below by specific embodiment, the utility model is described in further detail, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of rain brush type blackboard, comprise blackboard 1, its innovation is: be shaped with rotating shaft 8 in the middle of bottom blackboard, two rain brush 4 to be arranged on this axle and to pivot and erase the board, and be shaped with at the top of blackboard the beam 2 that drips, the beam that drips connects water tank 7 by water pipe, to the dedust of blackboard panel trickle, at the side of blackboard, switch beam 3 is installed, switch beam is shaped with taps 5, rain brush switch 6.
Claims (2)
1. a rain brush type blackboard, comprise blackboard, it is characterized in that: in the middle of bottom blackboard, be shaped with rotating shaft, two rain brush to be arranged on this axle and to pivot and erase the board, be shaped with at the top of blackboard the beam that drips, the beam that drips connects water tank by water pipe, is provided with switch beam at the side of blackboard, switch beam is shaped with taps, rain brush switch.
2. rain brush type blackboard according to claim 1, is characterized in that: described rain brush is symmetrical two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420831548.6U CN204451693U (en) | 2014-12-04 | 2014-12-04 | Rain brush type blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420831548.6U CN204451693U (en) | 2014-12-04 | 2014-12-04 | Rain brush type blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204451693U true CN204451693U (en) | 2015-07-08 |
Family
ID=53658630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420831548.6U Expired - Fee Related CN204451693U (en) | 2014-12-04 | 2014-12-04 | Rain brush type blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204451693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397937A (en) * | 2018-10-31 | 2019-03-01 | 重庆工程职业技术学院 | A kind of lift project cost workbench |
-
2014
- 2014-12-04 CN CN201420831548.6U patent/CN204451693U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397937A (en) * | 2018-10-31 | 2019-03-01 | 重庆工程职业技术学院 | A kind of lift project cost workbench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EXPY | Termination of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20151204 |