CN202357740U - Dust-collecting eraser - Google Patents
Dust-collecting eraser Download PDFInfo
- Publication number
- CN202357740U CN202357740U CN201120452887XU CN201120452887U CN202357740U CN 202357740 U CN202357740 U CN 202357740U CN 201120452887X U CN201120452887X U CN 201120452887XU CN 201120452887 U CN201120452887 U CN 201120452887U CN 202357740 U CN202357740 U CN 202357740U
- Authority
- CN
- China
- Prior art keywords
- dust
- eraser
- box
- suction inlet
- chalk
- 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 discloses a dust-collecting eraser comprising a sponge eraser, a suction inlet, a dust box, a battery box and a control switch, wherein the sponge eraser and the suction inlet are arranged on a main plane of the eraser; the dust box and the battery box are arranged on a rear plane; one side of the battery box is provided with a small-sized dust collector; the dust collector is electrically connected with the battery box and the dust box is connected with the suction inlet; and the control switch is arranged on the side face of the eraser. The dust-collecting eraser disclosed by the utility model has the beneficial effects that the structure is simple and the use is convenient; when chalk handwritings are erased, the small-sized dust collector is started and the chalk powder is sucked into the dust box, so that the chalk powder can be effectively absorbed when the chalk handwritings are erased.
Description
Technical field
The utility model relates to a kind of blackboard eraser; But the blackboard eraser that particularly relates to a kind of automatic dust absorption.
Background technology
When turning over blackboard with blackboard eraser now, chalk dust flies upward everywhere, not only wastes time and energy, and influences environmental sanitation. and be easy to sucked by human body, the harm teacher's is healthy.
Summary of the invention
The utility model technical problem to be solved is, provides a kind of simple in structure, and volume is little, dust-sucking eraser easy to use.
The technical scheme that the utility model adopted is: a kind of dust-sucking eraser comprises sponge brush, suction inlet, dust box, battery case and gauge tap; Said sponge brush and suction inlet are arranged on the principal plane of blackboard eraser, and said dust box and battery case are arranged on the back plane, are provided with Small-sized suction cleaner in a side of battery case, and said dust catcher is electrically connected with battery case, and said dust box is connected with suction inlet; Said gauge tap is arranged on the side of blackboard eraser.
The beneficial effect of the utility model is: simple in structure, easy to use, when wiping chalk writing, start Small-sized suction cleaner, and chalk dust will be inhaled into the dust box, wipe the effective simultaneously chalk dust that absorbs of chalk writing thereby reached.
Description of drawings
Fig. 1 is the principal plane sketch map of the utility model dust-sucking eraser;
Fig. 2 is the back plane sketch map of the utility model dust-sucking eraser.
Among the figure:
10. sponge brush 20. suction inlets 30. dust boxes 40. battery cases
50. gauge tap
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model dust-sucking eraser is done further explain:
Fig. 1 is the principal plane sketch map of the utility model dust-sucking eraser; Fig. 2 is the back plane sketch map of the utility model dust-sucking eraser.As depicted in figs. 1 and 2, the utility model dust-sucking eraser comprises, sponge brush 10, suction inlet 20, dust box 30, battery case 40 and gauge tap 50; Said sponge brush 10 is arranged on the principal plane of blackboard eraser with suction inlet 20; Said dust box 30 is arranged on the back plane with battery case 40; Side at battery case 40 is provided with Small-sized suction cleaner, and said dust catcher is electrically connected with battery case, and said dust box 30 is connected with suction inlet 20; Said gauge tap 50 is arranged on the side of blackboard eraser.The utility model is simple in structure, and is easy to make, with low cost, and service efficiency is high; Environment protecting is good, when wiping chalk writing, starts Small-sized suction cleaner; Chalk dust will be inhaled into the dust box, wipe the effective simultaneously chalk dust that absorbs of chalk writing thereby reached, and have the value of utilization and extention.
Claims (1)
1. a dust-sucking eraser is characterized in that, comprises sponge brush (10), suction inlet (20), dust box (30), battery case (40) and gauge tap (50); Said sponge brush (10) and suction inlet (20) are arranged on the principal plane of blackboard eraser; Said dust box (30) and battery case (40) are arranged on the back plane; Side at battery case (40) is provided with Small-sized suction cleaner; Said dust catcher is electrically connected with battery case, and said dust box (30) is connected with suction inlet (20); Said gauge tap (50) is arranged on the side of blackboard eraser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120452887XU CN202357740U (en) | 2011-11-16 | 2011-11-16 | Dust-collecting eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120452887XU CN202357740U (en) | 2011-11-16 | 2011-11-16 | Dust-collecting eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202357740U true CN202357740U (en) | 2012-08-01 |
Family
ID=46568950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120452887XU Expired - Fee Related CN202357740U (en) | 2011-11-16 | 2011-11-16 | Dust-collecting eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202357740U (en) |
-
2011
- 2011-11-16 CN CN201120452887XU patent/CN202357740U/en not_active Expired - Fee Related
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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: 20120801 Termination date: 20121116 |