CN203142196U - Automatic dust-fall-free environment-friendly type chalk eraser - Google Patents
Automatic dust-fall-free environment-friendly type chalk eraser Download PDFInfo
- Publication number
- CN203142196U CN203142196U CN 201320032016 CN201320032016U CN203142196U CN 203142196 U CN203142196 U CN 203142196U CN 201320032016 CN201320032016 CN 201320032016 CN 201320032016 U CN201320032016 U CN 201320032016U CN 203142196 U CN203142196 U CN 203142196U
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- China
- Prior art keywords
- dust
- dust box
- box
- automatic
- chalkboard eraser
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Abstract
The utility model provides an automatic dust-fall-free environment-friendly type chalk eraser which comprises a dust collecting fan, a sponge, a dust box, a motor and a battery box. The dust box is a square frame; a box cover is arranged above the dust box; a first separating board and a second separating board are arranged and fixed inside the dust box; the second separating board is arranged behind the first separating board; a gap is formed between one side of the first separating board and the dust box; the dust collecting fan which is arranged behind the sponge is connected with the first separating board through the motor; a primary strainer is arranged around the sponge. The automatic dust-fall-free environment-friendly type chalk eraser has the advantages of enabling a blackboard to be wiped up, enabling dust which is wiped up to be absorbed, avoiding dust damage to a human body and being simple in structure, convenient to operate and applicable to various schools employing chalk to teach courses.
Description
Technical field
The utility model relates to a kind of chalkboard eraser, especially a kind of automatic no dust fall environment protection-type chalkboard eraser.
Background technology
Chalkboard eraser is a kind of teaching appurtenance, still generally uses in teaching process so far.Chalkboard eraser is in the market generally wiped cotton by plastics or iron shell parcel monoblock and is constituted, and in order to wipe the letter written with chalk on the blackboard, blackboard is returned to write preceding state.
Use chalk after blackboard writes, when erasing the board with traditional chalkboard eraser again, can cause dust from flying, and the dust that flies upward can damage to human body, suck dust for a long time to student and teacher's physical and mental health very unfavorable all.
The structure of tradition chalkboard eraser generally comprises wipes head and wipes fixed head two parts, and not only kind is single, and function is simple, can only wipe dust from blackboard mostly, and can't solve the problem of dust pollution.There are many outstanding schemes to do more comprehensive research at this shortcoming of chalkboard eraser at present, solved this problem to a certain extent, but still can't be dealt into desirable effect.
The utility model content
In order to overcome the deficiency of above-mentioned existing chalkboard eraser, the purpose of this utility model is to provide a kind of automatic no dust fall environment protection-type chalkboard eraser, and it adopts a dust absorption fan is set in chalkboard eraser, and the dust that uses dust box splendid attire dust absorption fan to absorb.
In order to realize that the technical scheme that the purpose of this utility model adopts is: a kind of automatic no dust fall environment protection-type chalkboard eraser comprises dust absorption fan, wipes cotton, dust box, motor and battery case; Described dust box is the square frame body, dust box top is provided with lid, is provided with first dividing plate and second partition in the dust box, and first dividing plate and second partition are fixed in the dust box, second partition is located at the back of first dividing plate, is provided with the gap between a side of first dividing plate and the dust box; Described dust absorption fan links to each other with first dividing plate by motor after being installed in and wiping cotton; Be provided with coarse strainer around described wiping is cotton.
Further, also comprise a fie screen, described fie screen is located at the left and right sides of dust box.
Further, be provided with battery in the described battery case, described battery be installed in the dust box under.
Further, the side of described dust box is provided with switch.
Further, described switch is snap switch.
Further, described wiping cotton is cuboid.
Further, described motor connects battery case and dust absorption fan respectively by lead.
The beneficial effects of the utility model are: can either blackboard eraser is clean, the dust of wiping can be absorbed again, and also avoided the injury of dust to human body, and simple in structure, easy to operate, be applicable to all schools that use chalk to lecture course.
Description of drawings
Accompanying drawing is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not constitute improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 does not have the cross-sectional schematic of dust fall environment protection-type chalkboard eraser automatically for the utility model;
Fig. 2 does not have the structural representation of dust fall environment protection-type chalkboard eraser automatically for the utility model; And
Fig. 3 does not have the chalkboard eraser plan structure schematic diagram of dust fall environment protection-type automatically for the utility model.
Mark among the figure:
1 is that coarse strainer, 2 is that dust absorption fan, 3 is that wiping cotton, 4 is that first dividing plate, 5 is that dust box, 6 is that motor, 7 is that battery case, 8 is that battery, 9 is that switch, 10 is that lid, 11 is that fie screen, 12 is second partition.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
With reference to figure 1, Fig. 2 and Fig. 3, a kind of automatic no dust fall environment protection-type chalkboard eraser as shown in Figure 1 comprises coarse strainer 1, dust absorption fan 2, wipes cotton 3, first dividing plate 4, dust box 5, motor 6, battery case 7, battery 8, switch 9, lid 10, fie screen 11, second partition 12; Dust box 5 as shown in Figure 1 is the square frame body, dust box 5 tops are provided with lid 10, be provided with first dividing plate 4 and second partition 12 in the dust box 5, first dividing plate 4 and second partition 12 are fixed in the dust box 5, second partition 12 is located at the back of first dividing plate 4, be provided with the gap between one side of first dividing plate 4 and the dust box 5, with dust box 5 certain distance is arranged, chalkboard eraser can swing when using chalkboard eraser, make dust enter second partition 12 by dust absorption fan 2 and the inertia that swings, dust is separated; Wiping as shown in Figure 3 cotton 3 is cuboid; Described dust absorption fan 2 links to each other with first dividing plate 4 by motor 6 after being installed in and wiping cotton 3; Be provided with coarse strainer 1 around the described wiping cotton 3, can filter the large particulate matter that sucks in the dust box 5, will wipe cotton 3 simultaneously and be fixed on the chalkboard eraser; Also comprise a fie screen 11 as shown in Figure 2, described fie screen 11 is located at the left and right sides of dust box 5, inhaled air can be discharged; Described battery 8 is arranged in the battery case 7, described battery 8 be installed in dust box 5 under, and connect motor 6 by lead; The side of described dust box 5 is provided with switch 9; Described switch 9 is snap switch, and when pressing switch 9, motor 6 is by battery 8 energisings in the battery case 7, and namely dust absorption fan 2 is worked, when trip switch 9, and spring reset, dust absorption fan 2 quits work; Described motor 6 connects battery case 7 and switch 9 respectively by lead; When dust absorption fan 2 rotated, wiping cotton 3 dust all around will be absorbed by dust absorption fan 2 and be contained in the dust box 5; After the dust in the dust box 5 is filled, lid 10 can be opened, the dust in the dust box 5 is disposed, in that lid 10 passes are closed, can continue to use.
When using the utility model, press switch 9, grasp dust box 5, the dust of wiping around cotton 3 is absorbed in the dust box 5 fast by the dust absorption fan 2 after the wiping cotton 3 rapidly.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. an automatic no dust fall environment protection-type chalkboard eraser comprises dust absorption fan, wipes cotton, dust box, motor and battery case; It is characterized in that: described dust box is the square frame body, dust box top is provided with lid, is provided with first dividing plate and second partition in the dust box, and first dividing plate and second partition are fixed in the dust box, second partition is located at the back of first dividing plate, is provided with the gap between a side of first dividing plate and the dust box; Described dust absorption fan links to each other with first dividing plate by motor after being installed in and wiping cotton; Be provided with coarse strainer around described wiping is cotton.
2. automatic no dust fall environment protection-type chalkboard eraser according to claim 1, it is characterized in that: also comprise a fie screen, described fie screen is located at the left and right sides of dust box.
3. automatic no dust fall environment protection-type chalkboard eraser according to claim 1 is characterized in that: be provided with battery in the described battery case, described battery be installed in the dust box under.
4. automatic no dust fall environment protection-type chalkboard eraser according to claim 1, it is characterized in that: the side of described dust box is provided with switch.
5. automatic no dust fall environment protection-type chalkboard eraser according to claim 4, it is characterized in that: described switch is snap switch.
6. automatic no dust fall environment protection-type chalkboard eraser according to claim 1 is characterized in that: described wiping is cotton to be cuboid.
7. automatic no dust fall environment protection-type chalkboard eraser according to claim 1, it is characterized in that: described motor connects battery case and dust absorption fan respectively by lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320032016 CN203142196U (en) | 2013-01-21 | 2013-01-21 | Automatic dust-fall-free environment-friendly type chalk eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320032016 CN203142196U (en) | 2013-01-21 | 2013-01-21 | Automatic dust-fall-free environment-friendly type chalk eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203142196U true CN203142196U (en) | 2013-08-21 |
Family
ID=48969748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320032016 Expired - Fee Related CN203142196U (en) | 2013-01-21 | 2013-01-21 | Automatic dust-fall-free environment-friendly type chalk eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203142196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835576A (en) * | 2015-07-09 | 2016-08-10 | 晋江市东亨工业设计有限公司 | Chalk eraser with pressurizer |
-
2013
- 2013-01-21 CN CN 201320032016 patent/CN203142196U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835576A (en) * | 2015-07-09 | 2016-08-10 | 晋江市东亨工业设计有限公司 | Chalk eraser with pressurizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20150121 |
|
| EXPY | Termination of patent right or utility model |