CN103171339A - Dust absorption blackboard eraser - Google Patents
Dust absorption blackboard eraser Download PDFInfo
- Publication number
- CN103171339A CN103171339A CN 201310095704 CN201310095704A CN103171339A CN 103171339 A CN103171339 A CN 103171339A CN 201310095704 CN201310095704 CN 201310095704 CN 201310095704 A CN201310095704 A CN 201310095704A CN 103171339 A CN103171339 A CN 103171339A
- Authority
- CN
- China
- Prior art keywords
- dust
- cleaner
- dust absorption
- blackboard eraser
- dust catcher
- 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
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- Electric Vacuum Cleaner (AREA)
Abstract
The invention discloses a dust absorption blackboard eraser which is characterized in that a dust absorption opening is installed on the periphery of a hairbrush installed on the surface of a dust absorption head, the dust absorption head is fixed on a cleaner through a hollow connecting base, a dust collecting device is installed on the upper half portion of the inner side of the cleaner and is communicated with the connecting base, a motor with a propeller is installed right below the dust collecting device installed inside the cleaner, and an air outlet is installed below the inner portion of the cleaner. A switch is installed on one side of the outer portion of the cleaner, a storage battery and a charging port are installed below one side of the inner portion of the cleaner, The blackboard eraser has the advantages of being convenient to handhold, absorbing dust produced by erasing a blackboard effectively, improving teaching quality and guaranteeing that students are prevented from harm of the dust.
Description
Technical field
The present invention relates to a kind of blackboard eraser, is a kind of blackboard eraser that can dust adsorption specifically.
Background technology
Often can use blackboard eraser in teaching, blackboard eraser commonly used easily produces a large amount of chalk powders when erasing the board at present, if chalk powder is inhaled into human body, and can be to healthy generation harm.
Summary of the invention
Purpose of the present invention is that a kind of blackboard eraser that can dust adsorption is provided.
To achieve these goals, the present invention arranges suction port in the surrounding of the surperficial hairbrush of cleaner head, cleaner head is fixed on dust catcher by the Connection Block of hollow, dust collecting is arranged on inside the first half of dust catcher and communicates with Connection Block, the motor of mounting strap screw under the dust collecting of the inside of dust catcher, inner below sets out the air port, in the outside side of dust catcher, switch is installed, and inner below one side is installed battery and charging inlet.
By above setting, the present invention is not only convenient hand-held, and can effectively absorb the dust that produces when erasing the board, and has namely improved quality of instruction, has guaranteed that again the student is not subjected to the harm of dust.
Description of drawings
Now the present invention will be further described by reference to the accompanying drawings.
Fig. 1 is structural representation of the present invention.
In figure: 1, cleaner head, 2, hairbrush, 3, suction port, 4, Connection Block, 5, dust catcher, 6, dust collecting, 7, motor, 8, air outlet, 9, switch, 10, battery, 11, electrical interface.
The specific embodiment
As shown in Figure 1, the present invention arranges suction port 3 in the surrounding of the surperficial hairbrush 2 of cleaner head 1, cleaner head 1 is fixed on dust catcher 5 by the Connection Block 4 of hollow, dust collecting 6 is arranged on inside the first half of dust catcher 1 and communicates with Connection Block 4, the motor 7 of mounting strap screw under the inside of dust catcher 1 dust collecting 6, inner below sets out air port 8, in the outside side of dust catcher 5, switch 9 is installed, and inner below one side is installed battery 10 and charging inlet 11.By above setting, when erasing the board, open switch 9 motor 7 and drive the screw rotation, make dust pass through suction port 3 and suck in cleaner head 1, more finally collected by dust collecting 6 through Connection Block 4.
Claims (1)
1. dust absorption blackboard eraser, it is characterized in that: the surrounding at the surperficial hairbrush of cleaner head arranges suction port, cleaner head is fixed on dust catcher by the Connection Block of hollow, dust collecting is arranged on inside the first half of dust catcher and communicates with Connection Block, the motor of mounting strap screw under the dust collecting of the inside of dust catcher, inner below sets out the air port, in the outside side of dust catcher, switch is installed, and inner below one side is installed battery and charging inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310095704 CN103171339A (en) | 2013-03-23 | 2013-03-23 | Dust absorption blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310095704 CN103171339A (en) | 2013-03-23 | 2013-03-23 | Dust absorption blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103171339A true CN103171339A (en) | 2013-06-26 |
Family
ID=48631724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310095704 Pending CN103171339A (en) | 2013-03-23 | 2013-03-23 | Dust absorption blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103171339A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842695A (en) * | 2015-05-15 | 2015-08-19 | 朱贤华 | Health chalkboard eraser |
-
2013
- 2013-03-23 CN CN 201310095704 patent/CN103171339A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842695A (en) * | 2015-05-15 | 2015-08-19 | 朱贤华 | Health chalkboard eraser |
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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 |
Application publication date: 20130626 |