JP6784893B2 - 黒板洗浄装置 - Google Patents
黒板洗浄装置 Download PDFInfo
- Publication number
- JP6784893B2 JP6784893B2 JP2019091747A JP2019091747A JP6784893B2 JP 6784893 B2 JP6784893 B2 JP 6784893B2 JP 2019091747 A JP2019091747 A JP 2019091747A JP 2019091747 A JP2019091747 A JP 2019091747A JP 6784893 B2 JP6784893 B2 JP 6784893B2
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- cleaning
- shaft
- blackboard
- extrusion
- 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
- 238000004140 cleaning Methods 0.000 title claims description 113
- 238000001125 extrusion Methods 0.000 claims description 44
- 230000005540 biological transmission Effects 0.000 claims description 42
- 239000000428 dust Substances 0.000 claims description 33
- 239000011324 bead Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims 3
- 238000000034 method Methods 0.000 description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005338 frosted glass Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
Landscapes
- Drawing Aids And Blackboards (AREA)
- Cleaning In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910267810.6A CN110154597A (zh) | 2019-04-03 | 2019-04-03 | 一种写字板清洁装置 |
| CN201910267810.6 | 2019-04-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2020168852A JP2020168852A (ja) | 2020-10-15 |
| JP6784893B2 true JP6784893B2 (ja) | 2020-11-18 |
Family
ID=67638920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019091747A Expired - Fee Related JP6784893B2 (ja) | 2019-04-03 | 2019-05-15 | 黒板洗浄装置 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6784893B2 (zh) |
| CN (1) | CN110154597A (zh) |
| AU (1) | AU2019202545B1 (zh) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251757B (zh) * | 2020-04-22 | 2021-01-15 | 山东科技职业学院 | 一种自动清洁的电动黑板 |
| CN111554135B (zh) * | 2020-05-28 | 2021-10-15 | 滁州学院 | 一种创新创业教育互动多媒体装置 |
| CN112258938A (zh) * | 2020-11-26 | 2021-01-22 | 常州工业职业技术学院 | 一种高等数学微积分教学用方程式分类讲解演示装置 |
| CN112477477B (zh) * | 2021-01-12 | 2022-04-26 | 宁波大学 | 一种自清洁伸缩黑板装置 |
| CN112837563A (zh) * | 2021-01-18 | 2021-05-25 | 濮阳职业技术学院 | 一种经济管理用智能化多媒体教学系统 |
| CN114176341B (zh) * | 2021-11-25 | 2023-07-07 | 广东味福记科技股份有限公司 | 一种环保可循环利用的医疗信息展示装置 |
| CN114043814B (zh) * | 2021-12-07 | 2024-03-08 | 南京亭宣文化传媒有限公司 | 一种教育用多功能教育设备及教育用多功能教育设备 |
| CN114304899B (zh) * | 2021-12-31 | 2023-04-07 | 刘若涵 | 一种学生用可调节式智能课桌 |
| CN114468703A (zh) * | 2022-02-09 | 2022-05-13 | 北京拓达通航国际货运代理有限公司 | 一种可自清理的货运代理用费用信息展示装置 |
| CN114995597B (zh) * | 2022-07-18 | 2022-11-25 | 安徽继远软件有限公司 | 基于数据中台的电力企业全职业培训管理装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205951567U (zh) * | 2016-06-03 | 2017-02-15 | 东北大学 | 基于无线传感网络的智能黑板擦除装置 |
| CN106004183A (zh) * | 2016-07-25 | 2016-10-12 | 汤美 | 一种教育用黑板强力清洁装置 |
-
2019
- 2019-04-03 CN CN201910267810.6A patent/CN110154597A/zh not_active Withdrawn
- 2019-04-11 AU AU2019202545A patent/AU2019202545B1/en not_active Ceased
- 2019-05-15 JP JP2019091747A patent/JP6784893B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| AU2019202545B1 (en) | 2020-07-09 |
| JP2020168852A (ja) | 2020-10-15 |
| CN110154597A (zh) | 2019-08-23 |
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