CN2750936Y - Full-automatic blackboard eraser - Google Patents
Full-automatic blackboard eraser Download PDFInfo
- Publication number
- CN2750936Y CN2750936Y CN 200420099335 CN200420099335U CN2750936Y CN 2750936 Y CN2750936 Y CN 2750936Y CN 200420099335 CN200420099335 CN 200420099335 CN 200420099335 U CN200420099335 U CN 200420099335U CN 2750936 Y CN2750936 Y CN 2750936Y
- Authority
- CN
- China
- Prior art keywords
- eraser
- utility
- model
- motor
- wiping
- 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 relates to a tool for erasing a blackboard, more specifically, a full-automatic blackboard eraser. The utility model is provided with eraser heads, eraser arms and a motor, wherein the eraser heads are provided with eraser hair, the motor is connected with the two eraser arms and the eraser heads are arranged at the end parts of the eraser arms. The utility model has the advantage of reasonable design, novel structure, cleanness, sanitation, no pollution, trouble saving labor saving, convenience and practicability, and is suitable for the occasions such as schools, halls, etc.
Description
Technical field: the utility model relates to a kind of instrument that erases the board, specifically automatic blackboard eraser.
Background technology: according to the knowledge of the applicant, teacher teaches in present most of zoned school, and what still use on the dais is blackboard and chalk, and erasing the board is the work that must do, and dust from flying has had a strong impact on the healthy of teachers and students.
Summary of the invention: technical problem to be solved in the utility model overcomes the deficiency of above-mentioned technology exactly, and a kind of modern design is provided, and is simple in structure, pollution-free, the automatic blackboard eraser of safety labor-saving.
The technical scheme that its technical problem that solves the utility model adopts is a kind of automatic blackboard eraser, and it is provided with the wiping head, wipes on the head and establishes snag, it is characterized in that it also is provided with wiping arm and motor, and motor is connecting two wiping arms, and the end of wiping arm is provided with the wiping head.
The utility model is rationally novel in design, and is simple in structure, conveniently saves trouble health, pollution-free.
Description of drawings: the utility model will be further described below in conjunction with accompanying drawing:
Fig. 1 is a structural representation of the present utility model.
The specific embodiment: among Fig. 1,1 motor, 2 wiping arms, 3 are wiped head, 4 dust-absorbing box, 5 snags, 6 blackboards.Wherein, motor 1 can be a direct current, also can exchange, and form can be varied, and power can be determined by circumstances, and it is a prior art, and this does not describe in detail.Connecting two wiping arms 2 on the motor 1.The end of wiping arm 2 is provided with wipes 3.Wipe 3 front portion and establish snag 5, be used for blackboard wiping.Wipe 3 the back side and be provided with dismountable dust-absorbing box 4, absorb and deposit dust.Dust can regularly be outwelled or collect again and utilize.The utility model automatic blackboard eraser can be fixed on the bottom of blackboard, also can be fixed on the top of blackboard.During use, open switch, motor just automatically rotates, and two left and right swings of wiping arm of driven by motor just look like automobile front glass rain brush, moves back and forth several times, just can with blackboard thoroughly, wipe neatly close switch again and get final product.Because the effect of dust suction inner-box device, the dust that snag is wiped are directly sucked by dust-absorbing box, clean hygiene is pollution-free, and the save trouble and labor is convenient and practical.
The utility model is reasonable in design, novel structure, and clean hygiene, pollution-free, the save trouble and labor, convenient and practical, be suitable for occasions such as school, assembly hall and use.
Claims (2)
1, a kind of automatic blackboard eraser, it is provided with the wiping head, wipes on the head and establishes snag, it is characterized in that it also is provided with wiping arm and motor, and motor is connecting two wiping arms, and the end of wiping arm is provided with the wiping head.
2, automatic blackboard eraser according to claim 1 is characterized in that the said back side of wiping head is provided with dismountable dust-absorbing box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420099335 CN2750936Y (en) | 2004-12-16 | 2004-12-16 | Full-automatic blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420099335 CN2750936Y (en) | 2004-12-16 | 2004-12-16 | Full-automatic blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2750936Y true CN2750936Y (en) | 2006-01-11 |
Family
ID=35932116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420099335 Expired - Fee Related CN2750936Y (en) | 2004-12-16 | 2004-12-16 | Full-automatic blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2750936Y (en) |
-
2004
- 2004-12-16 CN CN 200420099335 patent/CN2750936Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |