CN204432176U - A kind of dust-suction blackboard eraser - Google Patents
A kind of dust-suction blackboard eraser Download PDFInfo
- Publication number
- CN204432176U CN204432176U CN201520046034.4U CN201520046034U CN204432176U CN 204432176 U CN204432176 U CN 204432176U CN 201520046034 U CN201520046034 U CN 201520046034U CN 204432176 U CN204432176 U CN 204432176U
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- China
- Prior art keywords
- dust
- lithium battery
- blackboard eraser
- layer
- absorbed layer
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Abstract
A kind of dust-suction blackboard eraser, comprise absorbed layer, inhale powder hole, bristle, filter course, dust storehouse, lithium battery layer, gauge tap and charging socket, absorbed layer top is located in described suction powder hole, and this absorbed layer top arranges bristle; Described filter course is located at bottom absorbed layer, and dust storehouse is located at bottom filter course; Described lithium battery layer is located at bottom dust storehouse; The front side of described lithium battery layer is also provided with gauge tap; Described charging socket is located at the right side of lithium battery layer; This dust-suction blackboard eraser, is thoroughly removed the font on blackboard by bristle, and the absorbed layer below bristle, by dirt absorption, prevents airborne dust, and dust stores by the dust storehouse below absorbed layer, is convenient to cleaning; Also be provided with lithium battery layer in blackboard eraser, can power for absorbed layer; This product effectively can avoid the dust raising phenomenon in blackboard eraser use procedure, easy to use, does not need connecting power line, lightly flexibly, is worth promoting.
Description
Technical field
The utility model relates to teaching facilities apparatus field, especially a kind of dust-suction blackboard eraser.
Background technology
Blackboard not refers in particular to the plate face of black, traditional sense is said it be one can the plane of repeated writing, plate face is hard, is used for teaching.Make with plank or ground glass etc., can to write above with specific writing materials such as chalks.Mostly be black, blackish green, white; Over more than 200 year, blackboard from the earliest spread upon plank with blacking, the hard objects such as cement surface, to the water mill glass of the nineties, color coated steel sheet, composite panel, the witness development step by step of world's educational undertaking, for the mankind convey knowledge, universal education, has made distinctions won on the battlefield.Teacher is dust from flying when erasing the board, and causes great harm to the healthy of academics and students, and existing wiping blackboard structure is simple, cannot solve airborne dust problem.
Utility model content
The utility model aims to provide a kind of dust raising phenomenon can effectively avoided in blackboard eraser use procedure, easy to use, does not need connecting power line, lightly flexibly, and the dust-suction blackboard eraser be worth promoting.
For achieving the above object, the utility model provides following technical scheme: a kind of dust-suction blackboard eraser, comprise absorbed layer, inhale powder hole, bristle, filter course, dust storehouse, lithium battery layer, gauge tap and charging socket, absorbed layer top is located in described suction powder hole, and this absorbed layer top arranges bristle; Described filter course is located at bottom absorbed layer, and dust storehouse is located at bottom filter course; Described lithium battery layer is located at bottom dust storehouse; The front side of described lithium battery layer is also provided with gauge tap; Described charging socket is located at the right side of lithium battery layer.
As further scheme of the present utility model: described absorbed layer inside is provided with Small-sized suction cleaner and exhaust column, and this Small-sized suction cleaner is connected with dust storehouse by exhaust column.
As further scheme of the present utility model: described bristle has several, evenly arranges.
As further scheme of the present utility model: described dust storehouse is Demountable.
As further scheme of the present utility model: the material of described dust storehouse is transparent plastic.
As further scheme of the present utility model: described lithium battery layer inside is provided with lithium battery, and lithium battery is connected with Small-sized suction cleaner.
Compared with prior art, the beneficial effects of the utility model are: this dust-suction blackboard eraser, the font on blackboard are thoroughly removed by bristle, absorbed layer below bristle is by dirt absorption, prevent airborne dust, dust stores by the dust storehouse below absorbed layer, is convenient to cleaning; Also be provided with lithium battery layer in blackboard eraser, can power for absorbed layer, be charged by charging socket, repeatedly use, blackboard eraser does not need connecting power line in use, flexible and convenient to use; This product effectively can avoid the dust raising phenomenon in blackboard eraser use procedure, easy to use, does not need connecting power line, lightly flexibly, is worth promoting.
Accompanying drawing explanation
Fig. 1 is overall schematic of the present utility model;
Fig. 2 is top view of the present utility model;
Fig. 3 is front view of the present utility model;
Fig. 4 is right view of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-4, in the utility model embodiment, a kind of dust-suction blackboard eraser, comprise absorbed layer 1, inhale powder hole 2, bristle 3, filter course 4, dust storehouse 5, lithium battery layer 6, gauge tap 7 and charging socket 8, absorbed layer 1 top is located in described suction powder hole 2, this absorbed layer 1 inside is provided with Small-sized suction cleaner and exhaust column, and this Small-sized suction cleaner is connected with dust storehouse 5 by exhaust column, for by dust extraction in dust storehouse 5; Described absorbed layer 1 top arranges bristle 3, and this bristle 3 has several, evenly arranges, and makes the clean more thorough of blackboard; Described filter course 4 is located at bottom absorbed layer 1, and filter course 4 can prevent dust from flowing backwards from dust storehouse 5; Described dust storehouse 5 is located at bottom filter course 4, and this dust storehouse 5 is Demountable, dust storehouse 5 can be extracted out when dust is too much, is then poured out by dust and clears up; The material of described dust storehouse 5 is transparent plastic, is convenient to observe the amount of dust in dust storehouse 5; Described lithium battery layer 6 is located at bottom dust storehouse 5, and this lithium battery layer 6 inside is provided with lithium battery, and lithium battery is connected with Small-sized suction cleaner, is Small-sized suction cleaner supply electric power; The front side of described lithium battery layer 6 is also provided with gauge tap 7, and this gauge tap 7 is for controlling the running of Small-sized suction cleaner; Described charging socket 8 is located at the right side of lithium battery layer 6, can charge to lithium battery by connecting power line.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (6)
1. a dust-suction blackboard eraser, comprise absorbed layer (1), inhale powder hole (2), bristle (3), filter course (4), dust storehouse (5), lithium battery layer (6), gauge tap (7) and charging socket (8), it is characterized in that, described suction powder hole (2) is located at absorbed layer (1) top, and this absorbed layer (1) top arranges bristle (3); Described filter course (4) is located at absorbed layer (1) bottom, and dust storehouse (5) is located at filter course (4) bottom; Described lithium battery layer (6) is located at dust storehouse (5) bottom; The front side of described lithium battery layer (6) is also provided with gauge tap (7); Described charging socket (8) is located at the right side of lithium battery layer (6).
2. a kind of dust-suction blackboard eraser according to claim 1, is characterized in that, described absorbed layer (1) inside is provided with Small-sized suction cleaner and exhaust column, and this Small-sized suction cleaner is connected with dust storehouse (5) by exhaust column.
3. a kind of dust-suction blackboard eraser according to claim 1, is characterized in that, described bristle (3) is total several, evenly arranges.
4. a kind of dust-suction blackboard eraser according to claim 1, is characterized in that, described dust storehouse (5) is Demountable.
5. a kind of dust-suction blackboard eraser according to claim 1, is characterized in that, the material of described dust storehouse (5) is transparent plastic.
6. a kind of dust-suction blackboard eraser according to claim 1, is characterized in that, described lithium battery layer (6) inside is provided with lithium battery, and lithium battery is connected with Small-sized suction cleaner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046034.4U CN204432176U (en) | 2015-01-23 | 2015-01-23 | A kind of dust-suction blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046034.4U CN204432176U (en) | 2015-01-23 | 2015-01-23 | A kind of dust-suction blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204432176U true CN204432176U (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520046034.4U Expired - Fee Related CN204432176U (en) | 2015-01-23 | 2015-01-23 | A kind of dust-suction blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204432176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047260A (en) * | 2018-07-09 | 2018-12-21 | 上海理工大学 | A kind of negative pressure chalk dust absorption device |
-
2015
- 2015-01-23 CN CN201520046034.4U patent/CN204432176U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047260A (en) * | 2018-07-09 | 2018-12-21 | 上海理工大学 | A kind of negative pressure chalk dust absorption device |
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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: 20150701 Termination date: 20160123 |
|
| EXPY | Termination of patent right or utility model |