CN201436214U - Dust-absorbing blackboard eraser - Google Patents
Dust-absorbing blackboard eraser Download PDFInfo
- Publication number
- CN201436214U CN201436214U CN2009200766354U CN200920076635U CN201436214U CN 201436214 U CN201436214 U CN 201436214U CN 2009200766354 U CN2009200766354 U CN 2009200766354U CN 200920076635 U CN200920076635 U CN 200920076635U CN 201436214 U CN201436214 U CN 201436214U
- Authority
- CN
- China
- Prior art keywords
- dust
- motor
- blackboard eraser
- wiping board
- switch
- 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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Abstract
The utility model provides a dust-absorbing blackboard eraser, which comprises a erasing board, a exhausting fan, a motor, a dust-absorbing pipeline, a switch and a accumulator; wherein, the exhausting fan, the motor and the dust-absorbing pipeline are disposed inside the erasing board; the accumulator is installed in a handle; the switch is disposed on one side of the erasing board handle; a dust-absorbing holes loop are disposed around the bristles on the erasing board; a overturning opening is formed on one side of the erasing board; the dust-absorbing pipeline is in communication with the overturning opening; the input end of the switch is connected with the accumulator, and the output end is connected with the input end of the motor; the output end of the motor is connected with the exhausting fan; and the erasing board is a flat type structure. The dust-absorbing blackboard eraser of the utility model can be operated easily and conveniently, and can effectively prevent the chalk dust from polluting the air the classroom.
Description
Technical field
The utility model relates to a kind of blackboard eraser, relates in particular to a kind of dust absorption blackboard eraser.
Background technology
For a long time, wiping chalk trace on the blackboard all is back and forth to wipe to smear with the blackboard eraser of holding to remove.This manual mode of operation not only can do dirty skill, clothes, and chalk dust flies upward everywhere, polluted air, so the teacher often laughs at oneself with " eating chalk dust ".Chalk dust flies upward in air and is inhaled in the human body and can be harmful to health.
The utility model content
The purpose of this utility model provides a kind of dust absorption blackboard eraser, and this dust absorption blackboard eraser is simple, convenient, can effectively prevent the pollution of chalk dust to air in the classroom.
For achieving the above object, the technical solution of the utility model is: a kind of dust absorption blackboard eraser comprises wiping board, extraction fan, motor, dust sucting pipeline, switch, battery; Wherein, described extraction fan, motor, dust sucting pipeline are arranged in the wiping board; Described battery is loaded in the wiping board handle; Described switch is arranged on wiping board handle one side; Be provided with a circle suction port around the described wiping board bristle; Described wiping board one side is provided with a pour spout; Described dust sucting pipeline communicates with pour spout; The input of described switch is connected with battery, and its output is connected with the input of motor; The output of described motor is connected with extraction fan.
Above-mentioned dust absorption blackboard eraser, wherein, described wiping board is a plate armature.
The utility model makes it compared with prior art owing to adopt technique scheme, and the good effect that has is: the utility model dust absorption blackboard eraser is simple, convenient, can effectively prevent the pollution of chalk dust to air in the classroom.
Description of drawings
Fig. 1 is the internal structure schematic diagram of the utility model dust absorption blackboard eraser;
Fig. 2 is the external structure schematic diagram of the utility model dust absorption blackboard eraser.
The specific embodiment
As shown in Figure 1 and Figure 2, a kind of dust absorption blackboard eraser comprises wiping board 10, extraction fan 1, motor 2, dust sucting pipeline (not shown), switch 3, battery (not shown), and wherein, described extraction fan 1, motor 2, dust sucting pipeline are arranged in the wiping board 10; Described battery is loaded in wiping board 10 handles 14; Described switch 3 is arranged on wiping board 10 handles 14 1 sides; Be provided with a circle suction port 11 around described wiping board 10 bristles 13; Described wiping board 10 1 sides are provided with a pour spout 12; Described dust sucting pipeline communicates with pour spout 12; The input of described switch 3 is connected with battery, and its output is connected with the input of motor 2; The output of described motor 2 is connected with extraction fan 1; Described wiping board 10 is a plate armature.
When erasing the board, open switch 3, starter 2, motor 2 make extraction fan 1 that blackboard eraser 10 outer chalk dusts are sucked dust sucting pipeline from suction port 11.After having wiped blackboard, the chalk dust in the dust sucting pipeline is poured out from pour spout 12.
Claims (2)
1. a dust absorption blackboard eraser comprises wiping board (10), extraction fan (1), motor (2), dust sucting pipeline, switch (3), battery, it is characterized in that: described extraction fan (1), motor (2), dust sucting pipeline are arranged in the wiping board (10); Described battery is loaded in wiping board (10) handle (14); Described switch (3) is arranged on wiping board (10) handle (14) one sides; Described wiping board (10) bristle (13) is provided with a circle suction port (11) all around; Described wiping board (10) one sides are provided with a pour spout (12); Described dust sucting pipeline communicates with pour spout (12); The input of described switch (3) is connected with battery, and its output is connected with the input of motor (2); The output of described motor (2) is connected with extraction fan (1).
2. dust absorption blackboard eraser according to claim 1 is characterized in that: described wiping board (10) is a plate armature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200766354U CN201436214U (en) | 2009-06-19 | 2009-06-19 | Dust-absorbing blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200766354U CN201436214U (en) | 2009-06-19 | 2009-06-19 | Dust-absorbing blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201436214U true CN201436214U (en) | 2010-04-07 |
Family
ID=42372671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200766354U Expired - Fee Related CN201436214U (en) | 2009-06-19 | 2009-06-19 | Dust-absorbing blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201436214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459699A (en) * | 2015-12-31 | 2016-04-06 | 天津汇智瑞达科技有限公司 | Convenient-to-dismount dustproof blackboard eraser |
-
2009
- 2009-06-19 CN CN2009200766354U patent/CN201436214U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459699A (en) * | 2015-12-31 | 2016-04-06 | 天津汇智瑞达科技有限公司 | Convenient-to-dismount dustproof blackboard eraser |
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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: 20100407 Termination date: 20100619 |