CN2875843Y - All direction environmental protection blackboard eraser - Google Patents
All direction environmental protection blackboard eraser Download PDFInfo
- Publication number
- CN2875843Y CN2875843Y CN 200620089702 CN200620089702U CN2875843Y CN 2875843 Y CN2875843 Y CN 2875843Y CN 200620089702 CN200620089702 CN 200620089702 CN 200620089702 U CN200620089702 U CN 200620089702U CN 2875843 Y CN2875843 Y CN 2875843Y
- Authority
- CN
- China
- Prior art keywords
- dust
- dust absorption
- brush surface
- orifice
- suction port
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model which is a universal environment-protection blackboard eraser comprising a brush surface is characterized in that: a dust absorption orifice is arranged on the bottom of the brush surface; a brush hair is arranged around the dust absorption orifice; a mini-size electro-motor is arranged inside a brush surface shell; a blower lamina is arranged on the output axis of mini-size electro-motor; the blower lamina is opposite to the dust absorption orifice; a dust-absorption cover with multiple holes is arranged on the dust absorption orifice; a battery unit is arranged inside the cover; a demountable dust storage box is arranged inside the shell; a dust absorption inlet box is arranged between the dust absorption storage box and the dust absorption orifice inside the brush surface shell; an handle is arranged at the top of the brush surface; and a switch is arranged at the handle. Compared with prior art, the utility model adopts a dust absorption principle of the dust catcher and can absorb the chalk dusts into the dust absorption collection box and has the advantages of sanity and environment protection, time and laboring save, good dust absorption performance, and easy utilization besides removing chalk writing.
Description
Technical field
The utility model relates to a kind of blackboard eraser, particularly relates to a kind of comprehensive environment-friendly dust-proof eraser, is to the improvement of existing wiping blackboard structure, belongs to the school supply and stationery category, and suitable teacher uses when classroom instruction.
Background technology
At present, the used blackboard eraser of people is normal style: inlay a body brush on the rectangle plank, when erasing the board, chalk dust flies upward everywhere, has promptly polluted the environment in the classroom, again the healthy of academics and students is damaged to some extent
The utility model content
The purpose of utility model is to overcome the prior art above shortcomings, by improvement to existing wiping blackboard structure, provide a kind of comprehensive environment-friendly dust-proof eraser, this novel blackboard eraser adopts the dust suction principle of dust catcher, chalk dust can be drawn onto in the dust bag, thereby improved the environment in the classroom, healthy useful to the academics and students.
This comprehensive environment-friendly dust-proof eraser that the utility model provides, include wiping panel, the bottom that is characterized in described wiping panel is provided with suction port, be provided with snag around the suction port, the inside of wiping panel housing is provided with micromotor, be with fan blade on the output shaft of micromotor, fan blade faces suction port, suction port is provided with the porous dust shield, also be provided with battery pack in the housing, also be provided with a demountable dust suction storage box in the housing, be provided with the dust suction box-inlet between the suction port in this dust suction storage box and the wiping panel housing, the top of wiping panel is provided with handle, and the handle place is provided with switch.
Compared with prior art, the beneficial effects of the utility model are: the dust suction principle that adopts dust catcher, chalk dust can be drawn onto in the dust suction storage box, except that the writing on the blackboard of wiping chalk, also have hygienic environment-protecting, time saving and energy saving, characteristics that the dust suction performance is good and easy to use.
Description of drawings
Accompanying drawing is the structural representation that the utility model provides embodiment.
The specific embodiment
As shown in the figure, this comprehensive environment-friendly dust-proof eraser, include wiping panel 1, the bottom of described wiping panel 1 is provided with suction port 2, be provided with snag 3 around the suction port 2, the inside of wiping panel 1 housing is provided with micromotor 4, be with fan blade 5 on the output shaft of micromotor 4, fan blade 5 faces suction port 2, and suction port 2 is provided with porous dust shield 6, also is provided with battery pack 7 in the housing, also be provided with a demountable dust suction storage box 8 in the housing, be provided with dust suction box-inlet 9 between the suction port 2 on this dust suction storage box 8 and wiping panel 1 housing, the top of wiping panel 1 is provided with handle 10, and handle 10 places are provided with switch 11.
During use, connect power supply, micromotor 4 output shafts drive fan blade 5 and rotate dust suction together, by suction port 2 chalk dust are sucked in the dust suction storage box 8.When wiping word at ordinary times, hold handle 10 and snag 3 touched the letter written with chalk place writing is wiped, when the dust collection many time, unload demountable dust suction storage box 8, wait to reuse after pouring out dust.
Claims (1)
1. comprehensive environment-friendly dust-proof eraser, include wiping panel, the bottom that it is characterized in that described wiping panel is provided with suction port, be provided with snag around the suction port, the inside of wiping panel housing is provided with micromotor, be with fan blade on the output shaft of micromotor, fan blade faces suction port, suction port is provided with the porous dust shield, also be provided with battery pack in the housing, also be provided with a demountable dust suction storage box in the housing, be provided with the dust suction box-inlet between the suction port in this dust suction storage box and the wiping panel housing, the top of wiping panel is provided with handle, and the handle place is provided with switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620089702 CN2875843Y (en) | 2006-03-09 | 2006-03-09 | All direction environmental protection blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620089702 CN2875843Y (en) | 2006-03-09 | 2006-03-09 | All direction environmental protection blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2875843Y true CN2875843Y (en) | 2007-03-07 |
Family
ID=37819086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620089702 Expired - Fee Related CN2875843Y (en) | 2006-03-09 | 2006-03-09 | All direction environmental protection blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2875843Y (en) |
-
2006
- 2006-03-09 CN CN 200620089702 patent/CN2875843Y/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 |