CN110406294B - 一种具有粉笔灰吸附功能的清洁黑板刷 - Google Patents
一种具有粉笔灰吸附功能的清洁黑板刷 Download PDFInfo
- Publication number
- CN110406294B CN110406294B CN201910733743.2A CN201910733743A CN110406294B CN 110406294 B CN110406294 B CN 110406294B CN 201910733743 A CN201910733743 A CN 201910733743A CN 110406294 B CN110406294 B CN 110406294B
- Authority
- CN
- China
- Prior art keywords
- shaft
- cleaning
- transmission
- chalk dust
- blackboard
- 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.)
- Active
Links
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
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- 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)
Abstract
Description
Claims (6)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910733743.2A CN110406294B (zh) | 2019-08-09 | 2019-08-09 | 一种具有粉笔灰吸附功能的清洁黑板刷 |
JP2019201775A JP2021028157A (ja) | 2019-08-09 | 2019-11-06 | チョーク粉吸着機能付きの清潔黒板消し |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910733743.2A CN110406294B (zh) | 2019-08-09 | 2019-08-09 | 一种具有粉笔灰吸附功能的清洁黑板刷 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110406294A CN110406294A (zh) | 2019-11-05 |
CN110406294B true CN110406294B (zh) | 2021-04-13 |
Family
ID=68366871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910733743.2A Active CN110406294B (zh) | 2019-08-09 | 2019-08-09 | 一种具有粉笔灰吸附功能的清洁黑板刷 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2021028157A (zh) |
CN (1) | CN110406294B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110920298B (zh) * | 2019-12-12 | 2021-03-09 | 江西省润华教育装备集团有限公司 | 一种低粉尘软式黑板 |
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 |
CN112958489B (zh) * | 2021-03-24 | 2023-01-13 | 广东明承科技有限公司 | 一种灯具质检用照明灯检验设备 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2778412Y (zh) * | 2004-02-13 | 2006-05-10 | 沈昌生 | 自动黑板擦干洗机 |
CN206589513U (zh) * | 2016-12-08 | 2017-10-27 | 安徽机电职业技术学院 | 一种英语教学用辅助装置 |
CN206623585U (zh) * | 2017-03-02 | 2017-11-10 | 张海慧 | 一种方便清理粉笔灰的黑板擦 |
CN107685582A (zh) * | 2017-10-14 | 2018-02-13 | 安徽华艾堂医疗科技有限公司 | 一种粉笔擦装置 |
CN208896710U (zh) * | 2018-01-24 | 2019-05-24 | 高建勋 | 无尘黑板装置 |
CN208810742U (zh) * | 2018-05-17 | 2019-05-03 | 魏成成 | 一种教学用可高效除尘的黑板擦清洁装置 |
CN208954361U (zh) * | 2018-05-24 | 2019-06-07 | 长沙师范学院 | 一种教育教学用演示装置 |
CN108859516A (zh) * | 2018-06-30 | 2018-11-23 | 广东知识城运营服务有限公司 | 一种设有吸附粉笔灰尘的黑板 |
CN208714780U (zh) * | 2018-07-25 | 2019-04-09 | 许雪连 | 一种教学用有效防止粉笔灰飘散的黑板擦 |
CN208946935U (zh) * | 2018-09-18 | 2019-06-07 | 烟台汽车工程职业学院 | 一种数学教学用演示装置 |
-
2019
- 2019-08-09 CN CN201910733743.2A patent/CN110406294B/zh active Active
- 2019-11-06 JP JP2019201775A patent/JP2021028157A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2021028157A (ja) | 2021-02-25 |
CN110406294A (zh) | 2019-11-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110406294B (zh) | 一种具有粉笔灰吸附功能的清洁黑板刷 | |
CN211710498U (zh) | 一种教学用黑板擦除装置 | |
CN203157522U (zh) | 吸尘黑板擦 | |
CN108688387B (zh) | 一种防尘防堆积的黑板擦 | |
CN109760453B (zh) | 一种减少粉笔灰飞扬的黑板擦 | |
CN211251997U (zh) | 一种自动换向的集尘黑板擦 | |
CN111845168A (zh) | 一种教学用灰尘自吸式黑板 | |
CN108215604A (zh) | 一种吸尘式可自动擦拭黑板 | |
CN110303805A (zh) | 一种自动吸尘的黑板擦 | |
CN204256677U (zh) | 一种笔记本电脑用防尘键盘 | |
CN210759936U (zh) | 一种英语教学板 | |
CN203651270U (zh) | 多功能自动化无尘黑板 | |
CN204820778U (zh) | 皮带旋转式自擦黑板 | |
CN201573447U (zh) | 机械式除尘黑板擦 | |
CN109080347A (zh) | 一种自动吸尘黑板擦 | |
CN203713357U (zh) | 粉笔灰槽电控扫灰装置 | |
CN203995345U (zh) | 粉笔灰电控清理装置 | |
CN206106760U (zh) | 一种改良结构的粉笔灰收集装置 | |
CN215921721U (zh) | 一种可自动擦黑板的吸尘式电动黑板擦 | |
CN112572027A (zh) | 一种自动擦拭黑板并除尘的设备 | |
CN105015233A (zh) | 机械式双轮系除尘黑板擦 | |
CN210283711U (zh) | 一种多功能电动自擦式教学黑板 | |
CN214984499U (zh) | 一种旋转式吸尘黑板擦 | |
CN110802971B (zh) | 一种自动换向的集尘黑板擦 | |
CN214775078U (zh) | 一种具有自清洁功能的黑板擦 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: 20210329 Address after: 312000 No.72 xihuafan, Qianfan village, Anchang street, Keqiao District, Shaoxing City, Zhejiang Province Applicant after: Shaoxing Lanhai Environmental Protection Technology Co.,Ltd. Address before: Room 4152, building 6, 1197 Bin'an Road, Changhe street, Binjiang District, Hangzhou City, Zhejiang Province 310000 Applicant before: Hangzhou Kangyan Stationery Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20191105 Assignee: Shaoxing Shengtu Environmental Protection Technology Co.,Ltd. Assignor: Shaoxing Lanhai Environmental Protection Technology Co.,Ltd. Contract record no.: X2021330000448 Denomination of invention: A cleaning blackboard brush with chalk ash adsorption function Granted publication date: 20210413 License type: Common License Record date: 20211015 |