CN201077294Y - Rotary type electric blackboard eraser - Google Patents
Rotary type electric blackboard eraser Download PDFInfo
- Publication number
- CN201077294Y CN201077294Y CNU2007200859434U CN200720085943U CN201077294Y CN 201077294 Y CN201077294 Y CN 201077294Y CN U2007200859434 U CNU2007200859434 U CN U2007200859434U CN 200720085943 U CN200720085943 U CN 200720085943U CN 201077294 Y CN201077294 Y CN 201077294Y
- Authority
- CN
- China
- Prior art keywords
- rotary
- box body
- blackboard
- hollow box
- empty box
- 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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Abstract
The utility model provides a rotary electrical blackboard eraser. The utility model is characterized in that: two parallel dust collection fans are arranged in an empty box, and two rotary blackboard erasers are respectively connected in front of the dust collection fans; a plurality of dust collection holes, communicated with the inner, are arranged on the rotary soleplates of the rotary blackboard erasers, and the sail ends of the two parallel dust collection fans are connected with a motor at the back end of the empty box via a drive mechanism; a battery box and a control switch are arranged at the back end of the empty box, and a close loop is formed by the control switch and the motor; a plugboard can be unlocked is arranged on the lateral face of the empty box. The utility model has the advantages of easy erasing chalk writings on the blackboard by an electrical rotary manner after a battery is loaded, simultaneously collecting the indrawn dusts in the empty box and then pouring the dusts away, relieving labor intensity and avoiding the environment pollution of the dusts.
Description
Affiliated technical field
The utility model relates to a kind of blackboard eraser, a kind of specifically electric rotary blackboard eraser.
Background technology
When using now blackboard eraser to wipe letter written with chalk, the arm that constantly swing back and forth is exerted all one's effort wipes word on blackboard, cause labour intensity big thus, and cause powder ash dusting polluting environment everywhere, directly influences the healthy of academics and students.
Summary of the invention
The utility model provides a kind of electric rotary blackboard eraser, can easily wipe word and also the powder ash can be sucked in the box.
The utility model comprises motor and the dust collecting electric fan of being adorned in the hollow box body, the technical scheme that is adopted is: two dust collecting electric fans arranged side by side are housed in the hollow box body, and respectively be connected with a Revolving blackboard at the front end of dust collecting electric fan and wipe, the rotation base plate that described Revolving blackboard is wiped be provided with several with in the dust suction eyelet that communicates, two dust collecting electric fan tail ends arranged side by side link to each other with motor in the hollow box body rear end by transmission device, and are provided with the gauge tap that battery case and and motor constitute the closed-loop path in the rear end of hollow box body.
The side of described hollow box body is provided with the plate that can open.
The beneficial effects of the utility model are embodied in: behind the battery of packing into, can easily wipe letter written with chalk on the blackboard by electronic rotation mode, simultaneously, the powder ash can be sucked concentrate in the hollow box body and outwell, alleviate labour intensity, avoid the pollution of powder ash to environment.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Accompanying drawing is the utility model structural representation.
The specific embodiment
Among the figure: two dust collecting electric fans arranged side by side 3 are housed in hollow box body 1, and respectively be connected with a Revolving blackboard at the front end of dust collecting electric fan 3 and wipe 4, described Revolving blackboard wipe 4 rotation base plate be provided with several with in the dust suction eyelet 5 that communicates, two dust collecting electric fan arranged side by side 3 tail ends link to each other with motor 6 in hollow box body 1 rear end by transmission device 8, and are provided with the gauge tap 9 of battery case 7 and and motor 6 formation closed-loop paths in the rear end of hollow box body 1.The side of hollow box body 1 is provided with the plate that can open 10.
Claims (2)
1. electric rotary blackboard eraser, comprise motor (6) and the dust collecting electric fan (3) adorned in the hollow box body (1), it is characterized in that: two dust collecting electric fans arranged side by side (3) are housed in hollow box body (1), and respectively be connected with a Revolving blackboard at the front end of dust collecting electric fan (3) and wipe (4), the rotation base plate that described Revolving blackboard is wiped (4) be provided with several with in the dust suction eyelet (5) that communicates, two dust collecting electric fans arranged side by side (3) tail end links to each other with motor (6) in hollow box body (1) rear end by transmission device (8), and is provided with the gauge tap (9) of battery case (7) and and motor (6) formation closed-loop path in the rear end of hollow box body (1).
2. electric rotary blackboard eraser according to claim 1 is characterized in that: the side of described hollow box body (1) is provided with the plate that can open (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200859434U CN201077294Y (en) | 2007-07-13 | 2007-07-13 | Rotary type electric blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200859434U CN201077294Y (en) | 2007-07-13 | 2007-07-13 | Rotary type electric blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201077294Y true CN201077294Y (en) | 2008-06-25 |
Family
ID=39569349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200859434U Expired - Fee Related CN201077294Y (en) | 2007-07-13 | 2007-07-13 | Rotary type electric blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201077294Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415945A (en) * | 2015-12-07 | 2016-03-23 | 新昌县小将镇农业综合服务公司 | Detachable environment-friendly type blackboard eraser |
| CN107053913A (en) * | 2017-05-04 | 2017-08-18 | 聊城职业技术学院 | Intelligent electric blackboard eraser is used in one kind teaching |
-
2007
- 2007-07-13 CN CNU2007200859434U patent/CN201077294Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415945A (en) * | 2015-12-07 | 2016-03-23 | 新昌县小将镇农业综合服务公司 | Detachable environment-friendly type blackboard eraser |
| CN107053913A (en) * | 2017-05-04 | 2017-08-18 | 聊城职业技术学院 | Intelligent electric blackboard eraser is used in one kind teaching |
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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: 20080625 |