CN107297982B - 一种自洁黑板擦 - Google Patents
一种自洁黑板擦 Download PDFInfo
- Publication number
- CN107297982B CN107297982B CN201710625253.1A CN201710625253A CN107297982B CN 107297982 B CN107297982 B CN 107297982B CN 201710625253 A CN201710625253 A CN 201710625253A CN 107297982 B CN107297982 B CN 107297982B
- Authority
- CN
- China
- Prior art keywords
- wiping
- groove
- ash
- air inlet
- inlet pipe
- 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 abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000428 dust Substances 0.000 claims abstract description 17
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000007790 scraping Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 3
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 2
- 238000001914 filtration Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004064 recycling Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000872198 Serjania polyphylla Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- WTFXARWRTYJXII-UHFFFAOYSA-N iron(2+);iron(3+);oxygen(2-) Chemical group [O-2].[O-2].[O-2].[O-2].[Fe+2].[Fe+3].[Fe+3] WTFXARWRTYJXII-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
-
- 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
Landscapes
- Cleaning In General (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710625253.1A CN107297982B (zh) | 2017-07-27 | 2017-07-27 | 一种自洁黑板擦 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710625253.1A CN107297982B (zh) | 2017-07-27 | 2017-07-27 | 一种自洁黑板擦 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107297982A CN107297982A (zh) | 2017-10-27 |
CN107297982B true CN107297982B (zh) | 2018-11-20 |
Family
ID=60134214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710625253.1A Expired - Fee Related CN107297982B (zh) | 2017-07-27 | 2017-07-27 | 一种自洁黑板擦 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107297982B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107901680A (zh) * | 2017-11-21 | 2018-04-13 | 宋凯飞 | 一种用于数学课堂的绘图书写教学装置 |
CN114327159B (zh) * | 2020-10-10 | 2023-09-19 | Tcl商用信息科技(惠州)有限责任公司 | 一种擦除装置和显示系统 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2048431U (zh) * | 1989-01-19 | 1989-11-29 | 余国雄 | 履带型集尘黑板擦 |
CN2080471U (zh) * | 1990-06-15 | 1991-07-10 | 米子良 | 滚动式自动除尘板擦 |
CN2090644U (zh) * | 1991-01-14 | 1991-12-18 | 沈海涛 | 双向吸尘式多用刷 |
CN2434149Y (zh) * | 2000-06-27 | 2001-06-13 | 朴文山 | 带轮式黑板擦 |
CN2594045Y (zh) * | 2002-12-25 | 2003-12-24 | 林劲民 | 履带式除尘黑板擦 |
US7685672B2 (en) * | 2005-05-18 | 2010-03-30 | Hsi-Hur Lai | Vacuum eraser for blackboards |
CN201633412U (zh) * | 2009-12-29 | 2010-11-17 | 上海市杨浦高级中学 | 一种多功能集尘盒 |
CN201841844U (zh) * | 2010-11-11 | 2011-05-25 | 武俊东 | 无尘黑板擦 |
CN202439470U (zh) * | 2012-02-20 | 2012-09-19 | 李迅 | 一种黑板擦 |
CN103895430A (zh) * | 2014-04-18 | 2014-07-02 | 刘征宏 | 一种可以防止粉尘四散的黑板擦 |
-
2017
- 2017-07-27 CN CN201710625253.1A patent/CN107297982B/zh not_active Expired - Fee Related
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2048431U (zh) * | 1989-01-19 | 1989-11-29 | 余国雄 | 履带型集尘黑板擦 |
CN2080471U (zh) * | 1990-06-15 | 1991-07-10 | 米子良 | 滚动式自动除尘板擦 |
CN2090644U (zh) * | 1991-01-14 | 1991-12-18 | 沈海涛 | 双向吸尘式多用刷 |
CN2434149Y (zh) * | 2000-06-27 | 2001-06-13 | 朴文山 | 带轮式黑板擦 |
CN2594045Y (zh) * | 2002-12-25 | 2003-12-24 | 林劲民 | 履带式除尘黑板擦 |
US7685672B2 (en) * | 2005-05-18 | 2010-03-30 | Hsi-Hur Lai | Vacuum eraser for blackboards |
CN201633412U (zh) * | 2009-12-29 | 2010-11-17 | 上海市杨浦高级中学 | 一种多功能集尘盒 |
CN201841844U (zh) * | 2010-11-11 | 2011-05-25 | 武俊东 | 无尘黑板擦 |
CN202439470U (zh) * | 2012-02-20 | 2012-09-19 | 李迅 | 一种黑板擦 |
CN103895430A (zh) * | 2014-04-18 | 2014-07-02 | 刘征宏 | 一种可以防止粉尘四散的黑板擦 |
Also Published As
Publication number | Publication date |
---|---|
CN107297982A (zh) | 2017-10-27 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20181009 Address after: 236700 Anhui province Bozhou city Lixin County Chengguan Town Fuxing Road East section of a high vocational family hospital Applicant after: ANHUI KECHUANG NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: 236000 Fuyang, Yingquan District, Anhui province Yingying Road 2 residential 307 residential area Applicant before: Feng Xue |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 331 tangling Guquan Road, Qiaocheng District, Bozhou City, Anhui Province, 236800 Patentee after: ANHUI KECHUANG NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: 236700 Anhui province Bozhou city Lixin County Chengguan Town Fuxing Road East section of a high vocational family hospital Patentee before: ANHUI KECHUANG NEW ENERGY TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221221 Address after: 277700 100 meters north of the intersection of Shunhe Road and Wenhe West Road, Economic Development Zone, Lanling County, Linyi City, Shandong Province Patentee after: Shandong Hoh Xili Technology Co.,Ltd. Address before: 331 tangling Guquan Road, Qiaocheng District, Bozhou City, Anhui Province, 236800 Patentee before: ANHUI KECHUANG NEW ENERGY TECHNOLOGY Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 |