CN204222495U - A kind of electric dust absorption blackboard eraser - Google Patents
A kind of electric dust absorption blackboard eraser Download PDFInfo
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- CN204222495U CN204222495U CN201420676271.4U CN201420676271U CN204222495U CN 204222495 U CN204222495 U CN 204222495U CN 201420676271 U CN201420676271 U CN 201420676271U CN 204222495 U CN204222495 U CN 204222495U
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Abstract
The utility model relates to a kind of electric dust absorption blackboard eraser, battery and switch are set in handle, battery, switch and motor series connection, motor rotor lower end arranges flabellum, motor rotor upper end arranges drive A, motor is fixed in cavity, drive A is connected with drive B power by driving-belt A, drive B is arranged on power transmission shaft upper end, power transmission shaft lower end arranges drive C, power transmission shaft is fixed on cavity inner wall by bearing, cavity lower ending opening and be positioned at annular seal space inside, cavity inner wall has hole, driving-belt B is connected with drive C power, hairbrush is attached on driving-belt B, flexible connection baffle plate is established on front side of annular seal space, about annular seal space, filter mantle is set.The beneficial effects of the utility model: use the operation of driven by power hairbrush to alleviate physical demands, improve efficiency of dust collection, utilize gas negative pressure difference principle to prevent the diffusion of dust, decrease dust to the stimulation of human body and injury, simple to operate, easy to use.
Description
Technical field
The utility model relates to a kind of blackboard eraser, particularly relates to a kind of electric dust absorption blackboard eraser.
Background technology
Current blackboard eraser is brandish dedusting by manpower fast reciprocating mostly, if blackboard area is large, wipe clean blackboard not only time-consuming but also require great effort, and chalk powder easily adulterates in atmosphere, causes dust pollution when letter written with chalk is many, has serious stimulation and injury to the respiratory system of people.Existing electric blackboard eraser such as the patent No. is 200820039261.4 disclose a kind of Novel blackboard eraser without chalk dust, have employed motor-driven fan and produce negative pressure by chalk powder suction seal case, do not consider the discharge of gas in seal box and be deposited on the removing of chalk powder in seal box, its lower end still adopts traditional blackboard to wipe combination, although the diffusion of dust can be reduced to a certain extent, but still relying on manpower to brandish completely, time-consuming, effort, uses inconvenience.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of electric dust absorption blackboard eraser, can not only prevent the diffusion of dust, can also automatically remove blackboard dust, time saving and energy saving, easy and simple to handle, improves operating efficiency.
The technical scheme that the problem that the utility model is the above-mentioned proposition of solution adopts is:
A kind of electric dust absorption blackboard eraser, comprise handle 1, battery 2, switch 3, motor 4, flabellum 5, drive A6, driving-belt A7, drive B8, power transmission shaft 9, drive C10, bearing 11, cavity 12, annular seal space 13, hairbrush 14, baffle plate 15, filter mantle 17 and driving-belt B18, battery 2 and switch 3 are set in handle 1, battery 2, switch 3 and motor 4 are connected, motor 4 rotor lower end arranges flabellum 5, motor 4 rotor upper end arranges drive A6, motor 4 is fixed in cavity 12, drive A6 is connected with drive B8 power by driving-belt A7, drive B8 is arranged on power transmission shaft 9 upper end, power transmission shaft 9 lower end arranges drive C10, power transmission shaft 9 is fixed on cavity 12 inwall by bearing 11, cavity 12 lower ending opening and to be positioned at annular seal space 13 inner, cavity 12 inwall has hole 16, driving-belt B18 is connected with drive C10 power, hairbrush 14 is attached on driving-belt B18, establish on front side of annular seal space 13 and be flexibly connected baffle plate 15, annular seal space about 13 arranges filter mantle 17.
Described battery 2 is battery or dry cell, is easy to carry and installs.
Described motor 4 is miniature high-speed motor, and the air negative pressure difference that motor driving vane velocity produces sooner is larger.
Described flabellum 5 is multiple bending rectangle tabular blades, and can produce negative pressure in cavity faster, attraction is stronger.
Described hairbrush 14 outward flange exposes annular seal space 13 outward flange 4-8mm, is conducive to hairbrush and better presses close to blackboard surface, improves efficiency of dust collection.
The brush wire material of described hairbrush 14 selects NYLON610, has that wear resistance is good, a feature of high temperature-resistant acid-resistant alkali and good springiness.
Described filter mantle 17 adopts the screen pack of HEPA filtering material standard, can reach more than 99.97%, serve effective filtration to dust to the particle removal efficiency that diameter is more than 0.3 micron.
Operation principle of the present utility model: start power switch in use, while making flabellum High Rotation Speed by the driving of motor and the effect of transmission system, circulation circular motion made by hairbrush under the tractive force of driving-belt B, now by blackboard eraser near blackboard surface, hairbrush can remove the dust on blackboard fast.High Rotation Speed due to flabellum makes the air in cavity discharge from hole, filter mantle fast, poor with outdoor formation gas negative pressure in cavity, dust in cavity is by storing in hole suction seal chamber, open the dust that baffle plate can remove storage, thus while preventing dust recycling, improve the efficiency of dedusting.
The beneficial effects of the utility model are: 1, use the operation of driven by power hairbrush to alleviate physical demands, improve efficiency of dust collection, utilize gas negative pressure difference principle to prevent the diffusion of dust, decrease dust to the stimulation of human body and injury.2, use battery to be battery or dry cell, be easy to carry and install.3, motor is miniature high-speed motor, and the air negative pressure difference that motor driving vane velocity produces sooner is larger.4, flabellum is multiple bending rectangle tabular blades, and can produce negative pressure in cavity faster, attraction is stronger.5, hairbrush outward flange exposes annular seal space outward flange 4-8mm, is conducive to hairbrush and better presses close to blackboard surface, improves efficiency of dust collection.6, the brush wire material of hairbrush selects NYLON610, has that wear resistance is good, a feature of high temperature-resistant acid-resistant alkali and good springiness.7, filter mantle adopts the screen pack of HEPA filtering material standard, can reach more than 99.97%, serve effective filtration to dust to the particle removal efficiency that diameter is more than 0.3 micron.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1-handle, 2-battery, 3-switch, 4-motor, 5-flabellum, 6-drive A, 7-driving-belt A, 8-drive B, 9-power transmission shaft, 10-drive C, 11-bearing, 12-cavity, 13-annular seal space, 14-hairbrush, 15-baffle plate, 16-hole, 17-filter mantle, 18-conveyer belt B.
Detailed description of the invention
Embodiment of the present utility model is further illustrated below in conjunction with accompanying drawing.
With reference to Fig. 1, a kind of electric dust absorption blackboard eraser described in this detailed description of the invention, comprise handle 1, battery 2, switch 3, motor 4, flabellum 5, drive A6, driving-belt A7, drive B8, power transmission shaft 9, drive C10, bearing 11, cavity 12, annular seal space 13, hairbrush 14, baffle plate 15, filter mantle 17 and driving-belt B18, battery 2 and switch 3 are set in handle 1, battery 2, switch 3 and motor 4 are connected, motor 4 rotor lower end arranges flabellum 5, motor 4 rotor upper end arranges drive A6, motor 4 is fixed in cavity 12, drive A6 is connected with drive B8 power by driving-belt A7, drive B8 is arranged on power transmission shaft 9 upper end, power transmission shaft 9 lower end arranges drive C10, power transmission shaft 9 is fixed on cavity 12 inwall by bearing 11, cavity 12 lower ending opening and to be positioned at annular seal space 13 inner, cavity 12 inwall has hole 16, driving-belt B18 is connected with drive C10 power, hairbrush 14 is attached on driving-belt B18, establish on front side of annular seal space 13 and be flexibly connected baffle plate 15, annular seal space about 13 arranges filter mantle 17.
Described battery 2 is battery or dry cell, is easy to carry and installs.
Described motor 4 is miniature high-speed motor, and the air negative pressure difference that motor driving vane velocity produces sooner is larger.
Described flabellum 5 is multiple bending rectangle tabular blades, and can produce negative pressure in cavity faster, attraction is stronger.
Described hairbrush 14 outward flange exposes annular seal space 13 outward flange 5mm, is conducive to hairbrush and better presses close to blackboard surface, improves efficiency of dust collection.
The brush wire material of described hairbrush 14 selects NYLON610, has that wear resistance is good, a feature of high temperature-resistant acid-resistant alkali and good springiness.
Described filter mantle 17 adopts the screen pack of HEPA filtering material standard, can reach more than 99.97%, serve effective filtration to dust to the particle removal efficiency that diameter is more than 0.3 micron.
The operation principle of this detailed description of the invention: start power switch in use, while making flabellum High Rotation Speed by the driving of motor and the effect of transmission system, circulation circular motion made by hairbrush under the tractive force of driving-belt B, now by blackboard eraser near blackboard surface, hairbrush can remove the dust on blackboard fast.High Rotation Speed due to flabellum makes the air in cavity discharge from hole, filter mantle fast, with outdoor formation Negative Pressure Difference in cavity, dust in cavity is by storing in hole suction seal chamber, open the dust that baffle plate can remove storage, thus while preventing dust recycling, improve the efficiency of dedusting.
The beneficial effect of this detailed description of the invention is: 1, use the operation of driven by power hairbrush to alleviate physical demands, improve efficiency of dust collection, utilizes gas negative pressure difference principle to prevent the diffusion of dust, decreases dust to the stimulation of human body and injury.2, use battery to be battery or dry cell, be easy to carry and install.3, motor is miniature high-speed motor, and the air negative pressure difference that motor driving vane velocity produces sooner is larger.4, flabellum is multiple bending rectangle tabular blades, and can produce negative pressure in cavity faster, attraction is stronger.5, hairbrush outward flange exposes annular seal space outward flange 5mm, is conducive to hairbrush and better presses close to blackboard surface, improves efficiency of dust collection.6, the brush wire material of hairbrush selects NYLON610, has that wear resistance is good, a feature of high temperature-resistant acid-resistant alkali and good springiness.7, filter mantle adopts the screen pack of HEPA filtering material standard, can reach more than 99.97%, serve effective filtration to dust to the particle removal efficiency that diameter is more than 0.3 micron.
Specific embodiment of the utility model does not form restriction of the present utility model, and every employing analog structure of the present utility model and change, all in protection domain of the present utility model.
Claims (5)
1. an electric dust absorption blackboard eraser, it is characterized in that: comprise handle (1), battery (2), switch (3), motor (4), flabellum (5), drive A(6), driving-belt A(7), drive B(8), power transmission shaft (9), drive C(10), bearing (11), cavity (12), annular seal space (13), hairbrush (14), baffle plate (15), filter mantle (17) and driving-belt B(18), battery (2) and switch (3) are set in handle (1), battery (2), switch (3) and motor (4) series connection, motor (4) rotor lower end arranges flabellum (5), motor (4) rotor upper end arranges drive A(6), motor (4) is fixed in cavity (12), drive A(6) by driving-belt A(7) with drive B(8) power is connected, drive B(8) be arranged on power transmission shaft (9) upper end, power transmission shaft (9) lower end arranges drive C(10), power transmission shaft (9) is fixed on cavity (12) inwall by bearing (11), cavity (12) lower ending opening and to be positioned at annular seal space (13) inner, cavity (12) inwall has hole (16), driving-belt B(18) with drive C(10) power is connected, hairbrush (14) is attached to driving-belt B(18) on, annular seal space (13) front side is established and is flexibly connected baffle plate (15), annular seal space (13) left and right arranges filter mantle (17).
2. a kind of electric dust absorption blackboard eraser as claimed in claim 1, is characterized in that: described battery (2) is battery or dry cell.
3. a kind of electric dust absorption blackboard eraser as claimed in claim 1, is characterized in that: described motor (4) is miniature high-speed motor.
4. a kind of electric dust absorption blackboard eraser as claimed in claim 1, is characterized in that: described flabellum (5) is multiple bending rectangle tabular blade.
5. a kind of electric dust absorption blackboard eraser as claimed in claim 1, is characterized in that: described hairbrush (14) outward flange exposes annular seal space (13) outward flange 4-8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420676271.4U CN204222495U (en) | 2014-11-13 | 2014-11-13 | A kind of electric dust absorption blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420676271.4U CN204222495U (en) | 2014-11-13 | 2014-11-13 | A kind of electric dust absorption blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204222495U true CN204222495U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420676271.4U Expired - Fee Related CN204222495U (en) | 2014-11-13 | 2014-11-13 | A kind of electric dust absorption blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204222495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856927A (en) * | 2016-06-06 | 2016-08-17 | 江苏建筑职业技术学院 | Dust collection erasing board and using method |
-
2014
- 2014-11-13 CN CN201420676271.4U patent/CN204222495U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856927A (en) * | 2016-06-06 | 2016-08-17 | 江苏建筑职业技术学院 | Dust collection erasing board and using method |
| CN105856927B (en) * | 2016-06-06 | 2017-09-22 | 江苏建筑职业技术学院 | Dust absorbing eraser letter stencil and application method |
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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: 20150325 Termination date: 20151113 |
|
| EXPY | Termination of patent right or utility model |