CN202046110U - Automatic dustless blackboard eraser - Google Patents
Automatic dustless blackboard eraser Download PDFInfo
- Publication number
- CN202046110U CN202046110U CN2011201510874U CN201120151087U CN202046110U CN 202046110 U CN202046110 U CN 202046110U CN 2011201510874 U CN2011201510874 U CN 2011201510874U CN 201120151087 U CN201120151087 U CN 201120151087U CN 202046110 U CN202046110 U CN 202046110U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- dust
- blackboard eraser
- button
- eraser
- 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
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to an automatic dustless blackboard eraser which is characterized in that the blackboard eraser comprises a dust absorbing cleaning cloth, a button, position switches and dust boxes, wherein the dust absorbing cleaning cloth is in a long-strip shape and is arranged on the surface of a blackboard; the button controls the movement of the dust absorbing cleaning cloth and is arranged on the upper surface of the edge of one end of the blackboard; the position switches are arranged on the inner side surfaces of the edges of both ends of the blackboard; and the dust boxes are hung at the bottoms of both ends of the blackboard. The blackboard can be cleaned only by pressing the button of the automatic type dustless blackboard eraser without flying dust; therefore, the blackboard eraser is convenient and shortcut; meanwhile, the harm of dust to human bodies is reduced; and the blackboard eraser has the advantages of simple structure, strong practicability, suitability for various occasion, particularly schools.
Description
Technical field
The utility model relates to a kind of blackboard eraser, especially a kind of self-action dust-free black board eraser.
Background technology
Use the place of blackboard and will use blackboard eraser.As its name suggests, blackboard eraser is the instrument that is used for erasing the board.People cook vermicelli with lime, on blackboard, write or picture, because of the effect that its black and white is set each other off on the visual angle very good, and the white dust that is attached to the vermicelli on the blackboard is easy to wiped clean, as long as enough vermicelli are arranged, a blackboard can be recycling many times, so blackboard has been used till today since invention always.
The recycling many times of blackboard just needs wiping many times, at this moment just needs its distinctive effect of blackboard eraser performance.The structure of blackboard eraser is very simple, and it is made of sponge and shell, and shell is fixed together sponge, plays a part conveniently to take; Sponge is a kind of material of dust suction relatively preferably, and it can be easy to the dust on the blackboard is wiped clean, and sponge is durable in use.The instrument that erases the board that this blackboard eraser formula people use always.But during with this blackboard eraser blackboard wiping, the dust of wiping can fly away with the wind, is scattered on the clothes, intractable, even can with air be drawn into lung not in, for a long time like this can be very unfavorable to health.And thisly brandish the mode that erases the board with hand and not only lose time but also expend muscle power.
The utility model content
The deficiency that dust when erasing the board in order to overcome above-mentioned blackboard eraser under time-consuming effort again and the wiping can fly upward with the wind, the purpose of this utility model provides a kind of self-action dust-free black board eraser, it is by the motion of switch control dust suction wiper, the adsorbable dust of wiping of dust suction wiper is simultaneously delivered at last in the dust box and is focused on.
In order to realize that the technical scheme that the purpose of this utility model adopts is: a kind of self-action dust-free black board eraser is characterized in that: it is made of dust suction wiper, button, travel switch and dust box; Described dust suction wiper is a strip, is located at the surface of blackboard; The motion of described button control dust suction wiper is located on the upper surface at blackboard one end edge; Described travel switch is located at the medial surface at edge, blackboard two ends; Described dust box hangs over the bottom at blackboard two ends.
The beneficial effects of the utility model are: only need press button and just can clean off a blackboard, and not have dust from flying, and convenient and swift, reduced the injury of dust simultaneously to human body, it is simple in structure, and is practical, is applicable to various places, especially in the school.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Accompanying drawing is a front view of the present utility model.
1-button, 2-dust suction wiper, 3-blackboard, 4-travel switch, 5-dust box among the figure.
The specific embodiment
In first embodiment shown in the drawings, a kind of self-action dust-free black board eraser is characterized in that: it is made of dust suction wiper (2), button (1), travel switch (4) and dust box (5); Described dust suction wiper (2) is a strip, is located at the surface of blackboard (3); The motion of described button (1) control dust suction wiper (2) is located on the upper surface at blackboard (3) one end edges; Described travel switch (4) is located at the medial surface at blackboard (3) edge, two ends; Described dust box (5) hangs over the bottom at blackboard (3) two ends.
In second embodiment shown in the drawings, the motion of button (1) control dust suction wiper (2), press button (1), dust suction wiper (2) can move to the other end, when it runs into travel switch (4), can stop automatically, dust suction wiper (2) stops dust suction work simultaneously, and dust can drop in the dust box (5); Dust box (5) can take off replacing.
Write when full when blackboard (3), press button (1), dust suction wiper (2) can move to another side, and dust is poured in the dust box (5); When the dust in the dust box (5) piles with, take off dust box (5) and outwell dust, and hang over original position again.
Claims (1)
1. self-action dust-free black board eraser is characterized in that: it is made of dust suction wiper (2), button (1), travel switch (4) and dust box (5); Dust suction wiper (2) is a strip, is located at the surface of blackboard (3); The motion of button (1) control dust suction wiper (2) is located on the upper surface at blackboard (3) one end edges; Travel switch (4) is located at the medial surface at blackboard (3) edge, two ends; Dust box (5) hangs over the bottom at blackboard (3) two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201510874U CN202046110U (en) | 2011-05-12 | 2011-05-12 | Automatic dustless blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201510874U CN202046110U (en) | 2011-05-12 | 2011-05-12 | Automatic dustless blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202046110U true CN202046110U (en) | 2011-11-23 |
Family
ID=44986432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201510874U Expired - Fee Related CN202046110U (en) | 2011-05-12 | 2011-05-12 | Automatic dustless blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202046110U (en) |
-
2011
- 2011-05-12 CN CN2011201510874U patent/CN202046110U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203126304U (en) | Blackboard | |
| CN202046110U (en) | Automatic dustless blackboard eraser | |
| CN205058968U (en) | Novel multi -functional blackboard | |
| CN203344581U (en) | Environment-friendly blackboard brush | |
| CN202703044U (en) | Dust-absorption type power-driven blackboard eraser | |
| CN2880523Y (en) | Automatic eraser | |
| CN201211802Y (en) | Chalk dust absorbing blackboard eraser | |
| CN204172563U (en) | On-electric dedusting chalkboard eraser | |
| CN202703045U (en) | Dust absorption blackboard eraser | |
| CN207510076U (en) | A kind of teaching aid has the blackboard for education of chalk ash collection function | |
| CN201148080Y (en) | Full-automatic blackboard duster | |
| CN201132450Y (en) | Novel blackboard | |
| CN205112782U (en) | No dust combination formula blackboard eraser | |
| CN202147518U (en) | Automatic blackboard eraser | |
| CN202557128U (en) | Dust-absorbing blackboard eraser | |
| CN201342883Y (en) | Blackboard eraser | |
| CN202242641U (en) | Eraser capable of collecting dust | |
| CN202986555U (en) | Blackboard eraser | |
| CN201784351U (en) | Double-sided blackboard eraser | |
| CN202507800U (en) | Multifunctional electronic board eraser | |
| CN1951704A (en) | Dust-suction eraser | |
| CN201849206U (en) | Dust-collection blackboard eraser | |
| CN201227922Y (en) | Blackboard eraser convenient to clean | |
| CN209336360U (en) | A kind of blackboard eraser convenient for cleaning | |
| CN201357670Y (en) | Blackboard eraser |
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: 20111123 Termination date: 20120512 |