CN2504093Y - Dust absorbing electric eraser - Google Patents
Dust absorbing electric eraser Download PDFInfo
- Publication number
- CN2504093Y CN2504093Y CN 01264817 CN01264817U CN2504093Y CN 2504093 Y CN2504093 Y CN 2504093Y CN 01264817 CN01264817 CN 01264817 CN 01264817 U CN01264817 U CN 01264817U CN 2504093 Y CN2504093 Y CN 2504093Y
- Authority
- CN
- China
- Prior art keywords
- dust
- motor
- fan
- collecting box
- suction chamber
- 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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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a dust suction type electric blackboard eraser. An outer shell of the eraser is inlaid with a dust box, and a semi-cambered dust chamber is arranged in the outer shell. One side of a dust chamber cover of the semi-cambered dust chamber is provided with a battery box, and a central part between the semi-cambered dust chamber and the dust box is provided with a motor and a fan with a fan cover. A battery, a switch and the motor are connected by conducting wires, and the motor is fixed on a fixed seat. The included angle between the fan and the upper plane of the outer shell is between 35 DEG and 65 DEG. The lower part of the cambered dust chamber is provided with a net type fixing plate which is fixed to the outer shell. The outer side of the net type fixing plate is provided with a soft erasing object. The side face and the lower part of the dust box are provided with ventilating holes, and a dustproof film is arranged in the dust box. The dust suction type electric blackboard eraser which is provided by the utility model is widely used for erasing blackboards in teaching. The utility model has the characteristics of simple structure, favorable effect on dust suction, safe and sanitary use, etc.
Description
Technical field
The instrument that the utility model erases the board when belonging to a kind of the teaching is specifically related to the electronic blackboard eraser that has dust exhaust apparatus.
Background technology
Traditional teaching does not all have dust exhaust apparatus with blackboard eraser, therefore in use can produce a large amount of dust, both has been unfavorable for the teaching environment health, has directly influenced the health of Faculty and Students again.Though recent disclosed electric dust absorption blackboard erasers such as the disclosed electric dust absorption blackboard eraser of patent announcement CN2073371U have solved certain dust suction problem, but still exist pick-up performance poor, complex structure uses problems such as inconvenience.
Summary of the invention
The technical problem that the electronic blackboard eraser that has dust exhaust apparatus that the utility model proposes mainly solves is how to improve the technical problem of pick-up performance.
The blackboard eraser that the utility model proposes is that the blackboard eraser shell is inlayed dust-collecting box, be provided with half arc dust suction chamber in the shell, one side of the dust suction chamber cover of half arc dust suction chamber is provided with battery case, battery is housed in the battery case, centre between half arc dust suction chamber and the dust-collecting box is provided with the motor holder, with motor hold-down screw fixed motor, on the axle of motor fan is housed, the outside of fan is provided with fan guard, at this moment, the upper plane angle of fan and shell is between 35 °-65 °, pass through wire connected battery, switch and motor, half arc dust suction chamber bottom is provided with net formula fixed head, is fixed on the fixed mount that shell is provided with hold-down screw, and the net formula fixed head outside is provided with soft wiping thing, soft wiping thing is provided with air suction opening, soft wiping thing is with fixedly fastening in the net formula fixed head outside of being provided with around the net formula fixed head, and the both sides and the bottom of dust-collecting box 2 are provided with air vent, and the inboard of dust-collecting box 2 is provided with dustproof film.
The utlity model has simple in structure, good dustproof effect, easy to use, characteristics such as safe and sanitary.
Description of drawings
Fig. 1 is a structural profile schematic diagram of the present utility model.
Fig. 2 is an A-A generalized section of the present utility model.
In Fig. 1 and Fig. 21, shell 2, dust-collecting box 3, motor 4, fan 5, fan guard 6, soft wiping thing 7, air suction opening 8, fixing card 9, hold-down screw 10, dust-collecting box air vent 11, dustproof film 12, dust-collecting box outside air vent 13, motor hold-down screw 14, arc dust suction chamber cover 15, battery 16, switch 17, net formula fixed head 18, half arc dust suction chamber 19, battery case 20, motor holder 21, fixed mount
The specific embodiment
In Fig. 1 and Fig. 2, the utility model is that shell 1 is inlayed dust-collecting box 2, be provided with half arc dust suction chamber 18 in the shell 1, one side of the dust suction chamber cover 14 of half arc dust suction chamber 18 is provided with battery case 19, battery 15 is housed in the battery case 19, centre between half arc dust suction chamber 18 and the dust-collecting box 2 is provided with motor holder 20, motor 3 usefulness motor hold-down screws 13 are fixed on the motor holder 20, on the axle of motor 3 fan 4 is housed, the outside of fan 4 is provided with fan guard 5, the upper plane angle of fan 4 and shell 1 is between 35 °-65 °, battery 15, switch 16, motor 3 connects by lead, half arc dust suction chamber, 18 bottoms are provided with net formula fixed head 17, the fixed mount 21 that is provided with hold-down screw 9 fixed housings 1, net formula fixed head 17 outsides are provided with soft wiping thing 6, soft wiping thing 6 is provided with air suction opening 7, soft wiping thing 7 is fixed on the outside of net formula fixed head 17 with the fixedly card 8 that is provided with around the net formula fixed head 17, the both sides of dust-collecting box 2 are provided with dust-collecting box air vent 12, the downside of dust-collecting box 2 is provided with dust-collecting box air vent 10, and the inboard of dust-collecting box 2 is provided with dustproof film 11.
During concrete the use, by switch 16 actuating motors 3, under the effect of fan 4, the dust that soft wiping thing 6 wipings are got off enters half arc dust suction chamber 18 by air suction opening 7, the dust that enters half arc dust suction chamber 18 enters in the dust-collecting box 2 under the effect of fan again, when reaching certain Dust Capacity, the dust-collecting box of inlaying on the shell 12 is lifted down and is outwelled dust and get final product.
Claims (1)
1, a kind of dust-collecting type electric blackboard eraser, by shell, dust-collecting box, motor, fan, soft wiping thing is formed, it is characterized in that, shell (1) is inlayed dust-collecting box (2), be provided with half arc dust suction chamber (18) in the shell (1), one side of the dust suction chamber cover (14) of half arc dust suction chamber (18) is provided with battery case (19), centre between half arc dust suction chamber (18) and the dust-collecting box (2) is provided with motor holder (20), motor (3) is fixed on the motor holder (20) with motor hold-down screw (13), on the axle of motor (3) fan (4) is housed, the outside of fan (4) is provided with fan guard (5), the upper plane angle of fan (4) and shell (1) is between 35 °-65 °, battery (15), switch (16), motor (3) connects by lead, arc dust suction chamber (18) bottom is provided with net formula fixed head (17), the fixed mount (21) that is provided with hold-down screw (9) fixed housing (1), net formula fixed head (17) outside is provided with soft wiping thing (6), soft wiping thing (6) is provided with air suction opening (7), the fixedly card (8) that soft wiping thing (7) is provided with all around with net formula fixed head (17) is fixed on the outside of net formula fixed head (17), the both sides of dust-collecting box (2) are provided with dust-collecting box air vent (10), and the inboard of dust-collecting box (2) is provided with dustproof film (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01264817 CN2504093Y (en) | 2001-10-12 | 2001-10-12 | Dust absorbing electric eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01264817 CN2504093Y (en) | 2001-10-12 | 2001-10-12 | Dust absorbing electric eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2504093Y true CN2504093Y (en) | 2002-08-07 |
Family
ID=33671963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01264817 Expired - Fee Related CN2504093Y (en) | 2001-10-12 | 2001-10-12 | Dust absorbing electric eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2504093Y (en) |
-
2001
- 2001-10-12 CN CN 01264817 patent/CN2504093Y/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 |