CN204263802U - A kind of self power generation environment-friendly dust-proof eraser - Google Patents
A kind of self power generation environment-friendly dust-proof eraser Download PDFInfo
- Publication number
- CN204263802U CN204263802U CN201420672989.6U CN201420672989U CN204263802U CN 204263802 U CN204263802 U CN 204263802U CN 201420672989 U CN201420672989 U CN 201420672989U CN 204263802 U CN204263802 U CN 204263802U
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- cylindrical coil
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- rechargeable battery
- key switch
- charging circuit
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Abstract
The utility model discloses a kind of self power generation environment-friendly dust-proof eraser, blackboard eraser body, it is characterized in that, also comprise: cylindrical coil, magnet, charging circuit, rechargeable battery, key switch, dust suction micro machine, vacuum chamber, cylindrical coil fixes blackboard eraser body on top, magnet is that cuboid magnet is placed on cylindrical coil inside, two lead-out wires of cylindrical coil are connected with the input electricity of charging circuit respectively, rechargeable battery is positioned on the downside of cylindrical coil, charging circuit is fixed on cylindrical coil lower left side, key switch is fixed on the left side of cylindrical coil, vacuum chamber is positioned at blackboard eraser body lower left quarter, dust suction micro machine is fixed in vacuum chamber, key switch controls the running of dust suction micro machine, when when erasing the board, blackboard eraser body is nuzzled up on blackboard, magnet rocks the generating of cutting cylindraceous coil, rechargeable battery is charged, after rechargeable battery is full of electricity, pushing button switch just can chalk dust suction.
Description
Technical field
The utility model relates to a kind of self power generation environment-friendly dust-proof eraser.
Background technology
Existing dust absorption blackboard eraser is neither energy-conservation, does not have the inconvenience in the place of power supply, and some dust absorption blackboard erasers have electricity generate function but use requires great effort very much.
Summary of the invention
The purpose of this utility model is to provide a kind of self power generation environment-friendly dust-proof eraser, can solve the problem.
The purpose of this utility model is achieved through the following technical solutions:
A kind of self power generation environment-friendly dust-proof eraser, comprise: blackboard eraser body, it is characterized in that, also comprise: cylindrical coil, magnet, charging circuit, rechargeable battery, key switch, dust suction micro machine, vacuum chamber, above-mentioned cylindrical coil fixes blackboard eraser body on top, magnet is that cuboid magnet is placed on cylindrical coil inside, two lead-out wires of cylindrical coil are connected with the input electricity of charging circuit respectively, above-mentioned rechargeable battery is positioned on the downside of cylindrical coil, above-mentioned charging circuit is fixed on cylindrical coil lower left side, key switch is fixed on the left side of cylindrical coil, vacuum chamber is positioned at blackboard eraser body lower left quarter, dust suction micro machine is fixed in vacuum chamber, above-mentioned key switch controls the running of dust suction micro machine.
As a kind of technical scheme, the input of charging circuit is connected with the two ends electricity of cylindrical coil respectively, the output of above-mentioned charging circuit is electrically connected with the positive and negative polarities of rechargeable battery respectively, the positive pole of rechargeable battery is connected with one end electricity of key switch, the other end of key switch is connected with dust suction micro machine one end electricity, and the above-mentioned dust suction micro machine other end is connected with negative the two poles of the earth electricity of rechargeable battery.
Blackboard eraser body is cuboid blackboard eraser shape, and charging circuit is charging circuit conventional in electronic circuit, and key switch is touch key switch, and rechargeable battery is 6V chargeable lithium cell, and dust suction micro machine is 6V direct current micromotor.
The utility model usefulness cost is low, practical, energy-conservation, and Multiple coil coil cutting magnetic induction line generating when erasing the board in blackboard eraser body, to rechargeable battery charging, after rechargeable battery is full of electricity, the switch that pushes button just can chalk dust suction.
Accompanying drawing explanation
With reference to the accompanying drawings the utility model is described in further detail below.
Fig. 1 is the structural representation of a kind of self power generation environment-friendly dust-proof eraser described in the utility model embodiment:
Accompanying drawing 1 marks implication: 1, blackboard eraser body, and 2, cylindrical coil, 3, magnet, 4, charging circuit, 5, rechargeable battery, 6, key switch, 7, dust suction micro machine, 8, vacuum chamber.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the present invention.
A kind of self power generation environment-friendly dust-proof eraser, comprise: blackboard eraser body 1, it is characterized in that, also comprise: cylindrical coil 2, magnet 3, charging circuit 4, rechargeable battery 5, key switch 6, dust suction micro machine 7, vacuum chamber 8, above-mentioned cylindrical coil 2 fixes blackboard eraser body 1 on top, magnet 3 is inner for cuboid magnet is placed on cylindrical coil 2, two lead-out wires of cylindrical coil 2 are connected with the input electricity of charging circuit 4 respectively, above-mentioned rechargeable battery 5 is positioned on the downside of cylindrical coil 2, above-mentioned charging circuit 4 is fixed on cylindrical coil 2 lower left side, key switch 6 is fixed on the left side of cylindrical coil 2, vacuum chamber 8 is positioned at blackboard eraser body 1 lower left quarter, dust suction micro machine 7 is fixed in vacuum chamber 8, above-mentioned key switch 6 controls the running of dust suction micro machine 7.
As a kind of technical scheme, the input of charging circuit 4 is connected with the two ends electricity of cylindrical coil 2 respectively, the output of above-mentioned charging circuit 4 is electrically connected with the positive and negative polarities of rechargeable battery 5 respectively, the positive pole of rechargeable battery 5 is connected with one end electricity of key switch 6, the other end of key switch 6 is connected with dust suction micro machine 7 one end electricity, and above-mentioned dust suction micro machine 7 other end is connected with negative the two poles of the earth electricity of rechargeable battery 5.
Blackboard eraser body 1 is cuboid blackboard eraser shape, and charging circuit 4 is charging circuits conventional in electronic circuit, and key switch 6 is touch key switch 6, and rechargeable battery 5 is 6V chargeable lithium cell, and dust suction micro machine is 6V direct current micromotor.
When erasing the board, blackboard eraser body is nuzzled up on blackboard, magnet 3 rocks cutting cylindraceous coil 2 and generates electricity, and charges to rechargeable battery 5, and after rechargeable battery 5 is full of electricity, the switch 6 that pushes button just can chalk dust suction.
Claims (3)
1. a self power generation environment-friendly dust-proof eraser, comprise: blackboard eraser body, it is characterized in that, also comprise: cylindrical coil, magnet, charging circuit, rechargeable battery, key switch, dust suction micro machine, vacuum chamber, above-mentioned cylindrical coil fixes blackboard eraser body on top, magnet is that cuboid magnet is placed on cylindrical coil inside, two lead-out wires of cylindrical coil are connected with the input electricity of charging circuit respectively, above-mentioned rechargeable battery is positioned on the downside of cylindrical coil, above-mentioned charging circuit is fixed on cylindrical coil lower left side, key switch is fixed on the left side of cylindrical coil, vacuum chamber is positioned at blackboard eraser body lower left quarter, dust suction micro machine is fixed in vacuum chamber, above-mentioned key switch controls the running of dust suction micro machine.
2. according to a kind of self power generation environment-friendly dust-proof eraser described in claim 1, it is characterized in that, the input of above-mentioned charging circuit is connected with the two ends electricity of cylindrical coil respectively, the output of above-mentioned charging circuit is electrically connected with the positive and negative polarities of rechargeable battery respectively, the positive pole of rechargeable battery is connected with one end electricity of key switch, the other end of key switch is connected with dust suction micro machine one end electricity, and the above-mentioned dust suction micro machine other end is connected with negative the two poles of the earth electricity of rechargeable battery.
3. according to claim 1 or a kind of self power generation environment-friendly dust-proof eraser according to claim 2, it is characterized in that, above-mentioned blackboard eraser body is cuboid blackboard eraser shape, charging circuit is charging circuit conventional in electronic circuit, above-mentioned key switch is touch key switch, above-mentioned rechargeable battery is 6V chargeable lithium cell, and above-mentioned dust suction micro machine is 6V direct current micromotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672989.6U CN204263802U (en) | 2014-11-13 | 2014-11-13 | A kind of self power generation environment-friendly dust-proof eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672989.6U CN204263802U (en) | 2014-11-13 | 2014-11-13 | A kind of self power generation environment-friendly dust-proof eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204263802U true CN204263802U (en) | 2015-04-15 |
Family
ID=52798696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420672989.6U Expired - Fee Related CN204263802U (en) | 2014-11-13 | 2014-11-13 | A kind of self power generation environment-friendly dust-proof eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204263802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644220A (en) * | 2014-11-13 | 2016-06-08 | 南京化工职业技术学院 | Self-electricity-generating environment-friendly blackboard eraser |
-
2014
- 2014-11-13 CN CN201420672989.6U patent/CN204263802U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644220A (en) * | 2014-11-13 | 2016-06-08 | 南京化工职业技术学院 | Self-electricity-generating environment-friendly blackboard eraser |
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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: 20150415 Termination date: 20151113 |
|
| EXPY | Termination of patent right or utility model |