CN101638022A - Simple automatic blackboard brush - Google Patents
Simple automatic blackboard brush Download PDFInfo
- Publication number
- CN101638022A CN101638022A CN200810048618A CN200810048618A CN101638022A CN 101638022 A CN101638022 A CN 101638022A CN 200810048618 A CN200810048618 A CN 200810048618A CN 200810048618 A CN200810048618 A CN 200810048618A CN 101638022 A CN101638022 A CN 101638022A
- Authority
- CN
- China
- Prior art keywords
- brush roll
- blackboard
- brush
- simple automatic
- belts
- 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.)
- Pending
Links
Abstract
The invention discloses a simple automatic blackboard brush. The upper part and the lower part of a blackboard are provided with rotatable belts; a brush roll with bristles is connected with a motor;the upper end and the lower end of the brush roll are fixedly connected with the belts through iron clips; the bristles of the brush roll keep in contact with the backboard; the belts are connected with a power unit; by starting a power supply, the brush roll can rotate and move from left to right through the belts, so chalk writings on the backboard can be erased. The simple automatic blackboardbrush is characterized by reducing labor strength of teachers and having simple and reasonable structure, low cost and convenient use.
Description
[technical field]
The present invention relates to a kind of simple automatic blackboard brush.
[background technology]
At present, the word that usually will write with chalk when school teacher gives a lesson after having write, erase the board with brush, often manually finishes, and is so not only tired but also dirty, and blackboard has not necessarily been wiped clean.
[summary of the invention]
The objective of the invention is: a kind of installation rational in infrastructure, with low cost, easy, easy to use, the simple automatic blackboard brush that reduces labour intensity are provided.
The object of the present invention is achieved like this: a kind of simple automatic blackboard brush, the upper and lower of blackboard is equipped with rotating belt, the brush roll that has bristle is connected with motor, brush roll is fixedlyed connected with belt by iron clamp at two ends up and down, the bristle and the blackboard of brush roll keep in touch, and belt is connected with power set.
Owing to adopted said structure, as long as start power supply, brush roll can rotate adds brush roll and can pass through the belt move left and right, and letter written with chalk will be wiped on the blackboard, so the present invention can alleviate teacher's labour intensity, simple structure is reasonable, with low cost, easy to use.
[description of drawings]
The present invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present invention.
Fig. 1 double as Figure of abstract.
[specific embodiment]
As shown in the figure, a kind of simple automatic blackboard brush, the upper and lower of blackboard 2 is equipped with rotating belt 1, the brush roll 3 that has bristle is connected with motor 5, brush roll two ends is up and down fixedlyed connected with belt by iron clamp 4, and the bristle and the blackboard of brush roll keep in touch, and belt is connected with power set.
During use, start power supply, brush roll can rotate adds brush roll and can pass through the belt move left and right, and letter written with chalk will be wiped on the blackboard.
Claims (1)
1, a kind of simple automatic blackboard brush, it is characterized in that: the upper and lower of blackboard (2) is equipped with rotating belt (1), the brush roll (3) that has bristle is connected with motor (5), brush roll two ends is up and down fixedlyed connected with belt by iron clamp (4), the bristle and the blackboard of brush roll keep in touch, and belt is connected with power set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810048618A CN101638022A (en) | 2008-07-28 | 2008-07-28 | Simple automatic blackboard brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810048618A CN101638022A (en) | 2008-07-28 | 2008-07-28 | Simple automatic blackboard brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101638022A true CN101638022A (en) | 2010-02-03 |
Family
ID=41613278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810048618A Pending CN101638022A (en) | 2008-07-28 | 2008-07-28 | Simple automatic blackboard brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101638022A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961167A (en) * | 2010-09-16 | 2011-02-02 | 深圳市豪鹏科技有限公司 | Hairbrush and manufacturing method thereof |
| CN112128533A (en) * | 2020-09-11 | 2020-12-25 | 河南城建学院 | Japanese teaching auxiliary device and teaching equipment with adjustable |
-
2008
- 2008-07-28 CN CN200810048618A patent/CN101638022A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961167A (en) * | 2010-09-16 | 2011-02-02 | 深圳市豪鹏科技有限公司 | Hairbrush and manufacturing method thereof |
| CN112128533A (en) * | 2020-09-11 | 2020-12-25 | 河南城建学院 | Japanese teaching auxiliary device and teaching equipment with adjustable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100203 |