CN201712371U - Dustless blackboard eraser - Google Patents
Dustless blackboard eraser Download PDFInfo
- Publication number
- CN201712371U CN201712371U CN2010202213372U CN201020221337U CN201712371U CN 201712371 U CN201712371 U CN 201712371U CN 2010202213372 U CN2010202213372 U CN 2010202213372U CN 201020221337 U CN201020221337 U CN 201020221337U CN 201712371 U CN201712371 U CN 201712371U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- collection box
- blackboard
- dust
- chalk dust
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a blackboard eraser, in particular to a dustless blackboard eraser, which comprises a blackboard eraser body, soft bristles and a collection box. The soft bristles are disposed on the blackboard eraser body, and the collection box is connected to the lower side of the blackboard eraser body. The collection box disposed on the lower side of the blackboard eraser body is provided with an opening, the opening is located below the soft bristles of the blackboard eraser body, and when a user erases a blackboard, chalk dust drops into the collection box, thereby preventing the chalk dust from flying all around during a blackboard erasing process, stopping the chalk dust from dropping on the user or being inhaled by the user and effectively preventing study environments from being pollution. In addition, the dustless blackboard eraser is practical and high-efficient.
Description
Technical field
The utility model relates to a kind of blackboard eraser, particularly a kind of dust-free black board eraser.
Background technology
The teacher often will erase the board at school the time, and the student also needs to erase the board when on duty for the day, all is manually to erase the board generally speaking.More severe problem is, chalk dust also flies upward easily everywhere in this process, often drops on the person's of erasing the board the body, or is inhaled into health, and if things go on like this, chalk dust is more and more serious to the infringement of human body, and to around environment also be a kind of pollution.
In view of the above problems, the utility model relates to a kind of dust-free black board eraser.It has technical characterictic as mentioned below, to solve existing problem.
The utility model content
In order to solve the problems of the technologies described above, the utility model provide a kind of simple in structure, effectively improve safety measure, prevent the dust-free black board eraser of chalk ash pollution.
A kind of dust-free black board eraser of the present utility model comprises:
One blackboard eraser body;
Be arranged on the soft bristle on the described blackboard eraser body; And
Be connected the collection box of described blackboard eraser body below.
Above-mentioned dust-free black board eraser, described collection box is provided with an opening, and described opening is positioned at described soft bristle below.
Because the collection box that blackboard eraser body below is provided with is provided with an opening; and this opening is positioned at the below of the soft bristle of blackboard eraser body; so when our sassafras blackboard; chalk dust all falls into collects box; avoid that chalk dust flies upward in this process everywhere; prevent that chalk dust from dropping on the person's of erasing the board the body or be inhaled into health, effectively protected academic environment not contaminated.
Description of drawings
Fig. 1 is the structural representation of dust-free black board eraser.
The specific embodiment
According to claim of the present utility model and the disclosed content of utility model content, embodiment specific as follows is described for the technical solution of the utility model:
Referring to shown in Figure 1, a kind of dust-free black board eraser of the present utility model comprises:
One blackboard eraser body 100; Be arranged on the soft bristle 110 on the described blackboard eraser body 100; And the collection box 120 that is connected described blackboard eraser body 100 belows.Soft bristle 110 on the blackboard eraser body 100 is used to brush chalk dust, collect box 120 and be used to collect the chalk dust that soft bristle 110 is wiped from blackboard, because will keep chalk dust is toward falling by self gravitation, and can not fly upward, fine the addressing this problem of soft bristle 110 energy, with respect to the hardware brush, chalk dust is adsorbed on earlier on the soft bristle 110, assembles just to fall into after a certain amount of and collects box 120.
Above-mentioned dust-free black board eraser 100, described collection box establish 120 an opening 125, and described opening 125 is positioned at described soft bristle 110 belows.Chalk dust falls into and collects box 120 for convenience, so fall into collection box 120 opening 125 that is positioned at soft bristle 110 belows is set.Simultaneously, also can pour out the chalk dust of collection from this opening 125.
Because the collection box that blackboard eraser body below is provided with is provided with an opening; and this opening is positioned at the below of the soft bristle of blackboard eraser body; so when our sassafras blackboard; chalk dust all falls into collects box; avoid that chalk dust flies upward in this process everywhere; prevent that chalk dust from dropping on the person's of erasing the board the body or be inhaled into health, effectively protected academic environment not contaminated.Be a kind of practicality, dust-free black board eraser efficiently.
The foregoing description only is giving an example of the optional embodiment of the utility model, and its related feature only is used for explanation and sets forth the technical solution of the utility model, and is not used in qualification protection domain of the present utility model.
Claims (2)
1. a dust-free black board eraser is characterized in that, comprising:
One blackboard eraser body;
Be arranged on the soft bristle on the described blackboard eraser body; And
Be connected the collection box of described blackboard eraser body below.
2. dust-free black board eraser as claimed in claim 1 is characterized in that, described collection box is provided with an opening, and described opening is positioned at described soft bristle below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202213372U CN201712371U (en) | 2010-06-09 | 2010-06-09 | Dustless blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202213372U CN201712371U (en) | 2010-06-09 | 2010-06-09 | Dustless blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201712371U true CN201712371U (en) | 2011-01-19 |
Family
ID=43458370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202213372U Expired - Fee Related CN201712371U (en) | 2010-06-09 | 2010-06-09 | Dustless blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201712371U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774336A (en) * | 2014-12-18 | 2016-07-20 | 上海市格致中学 | Novel eraser |
| CN109733098A (en) * | 2019-03-10 | 2019-05-10 | 赵洁 | A kind of blackboard eraser with comprehensive dust-absorbing function |
-
2010
- 2010-06-09 CN CN2010202213372U patent/CN201712371U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774336A (en) * | 2014-12-18 | 2016-07-20 | 上海市格致中学 | Novel eraser |
| CN109733098A (en) * | 2019-03-10 | 2019-05-10 | 赵洁 | A kind of blackboard eraser with comprehensive dust-absorbing function |
| CN109733098B (en) * | 2019-03-10 | 2020-07-10 | 盛佳 | Blackboard eraser with comprehensive dust collection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110119 Termination date: 20110609 |