CN208311087U - A kind of second gear ventilation fan - Google Patents
A kind of second gear ventilation fan Download PDFInfo
- Publication number
- CN208311087U CN208311087U CN201820407740.0U CN201820407740U CN208311087U CN 208311087 U CN208311087 U CN 208311087U CN 201820407740 U CN201820407740 U CN 201820407740U CN 208311087 U CN208311087 U CN 208311087U
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- CN
- China
- Prior art keywords
- motor
- relay
- gear
- ventilation fan
- spiral case
- 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 relates to ventilation equipment technical fields, espespecially a kind of second gear ventilation fan, the utility model includes control chip, the first relay, the second relay, it can be closed the first relay, the second relay by controlling chip, the gear on motor is connected by the first relay, the second relay, realization switches over control to the gear of motor, solve the problems, such as that a switch cannot control two shelves simultaneously, the multi-purpose effect of a key is realized, it is easy to use, it is easy to operate.
Description
Technical field
The utility model relates to ventilation equipment technical field, espespecially a kind of second gear ventilation fan.
Background technique
Ventilation fan drives fan blade to rotate certain driving air-flow by motor, a kind of air conditioning electricity for exchanging indoor and outdoor air
Device.
The ventilation fan that uses on the market is all one gear of a switch control now, two switch controls, two gears,
Since two gears can be adjusted ventilation fan with appropriate, greatly increase the use scope of this ventilation fan, so two
The ventilation fan of a switch control becomes most civic first choices, and still, this ventilation fan is inconvenient to use, can not pass through one
Key realizes multi gear switching, greatly reduces the practicability of ventilation fan.
Summary of the invention
To solve the above problems, the utility model provides a kind of second gear ventilation fan, can solve a switch cannot be simultaneously
The problem of controlling two shelves realizes the multi-purpose effect of a key, easy to use.
A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: second gear ventilation fan, include wind wheel,
Wiring board, spiral case and the motor with gear, the surface of spiral case are equipped with the air outlet being connected in it, and the bottom surface of spiral case, which is equipped with, to be connected
The air inlet of Tong Qinei, motor, wind wheel are arranged in spiral case, and the motor shaft of motor is connect with wind wheel center rotating, wherein line
Road plate includes control circuit, and the control circuit includes control chip, the first relay, the second relay, controls chip
Input terminal connect firewire, control the output end of the chip input terminal with the input terminal of the first relay, the second relay respectively
Connection, the output end of the first relay, the second relay output end be correspondingly connected with respectively with the gear of motor, the output of motor
End connection zero curve.
It further, further include having motor plate, the upper end of the spiral case is equipped with first and opens face, and motor plate lid is located at first and opens
On face, motor is fixed on the bottom surface of motor plate.
It further, further include having link cover of FIG, the link cover of FIG lid is set in the circuit board.
Further, the control circuit also includes safety capacitor, and the anode of the safety capacitor connects the defeated of motor
The cathode of outlet, safety capacitor connects zero curve.
It further, further include having airstream deflector, the side of spiral case is arranged in the air outlet, and airstream deflector is correspondingly arranged at out
It is connected on air port and with air outlet, the surface of airstream deflector is equipped with exhaust outlet.
It further, further include having mounting plate, the lower end of spiral case is equipped with second and opens face, and mounting plate lid is located at second and opens face
On, air inlet is arranged on a mounting board.
The utility model has the beneficial effects that: the utility model includes control chip, the first relay, the second relay
Device can be closed the first relay, the second relay by controlling chip, pass through the first relay, the second relay electric conduction
Gear on machine, realization switch over control to the gear of motor, solve the problems, such as that a switch cannot control two shelves simultaneously,
The multi-purpose effect of a key is realized, it is easy to use, it is easy to operate.
Detailed description of the invention
Fig. 1 is the explosive view of the utility model.
Fig. 2 is the circuit diagram of the utility model.
Drawing reference numeral explanation: 1. wind wheels；2. wiring board；3. spiral case；4. motor；5. motor plate；6. link cover of FIG；7. wind-guiding
Device；8. mounting plate.
Specific embodiment
It please refers to shown in Fig. 1-2, the utility model includes wind wheel 1, wiring board 2, spiral case about a kind of second gear ventilation fan
3, outside connected switch and the motor 4 with gear, the surface of spiral case 3 are equipped with the air outlet being connected in it, and the bottom surface of spiral case 3 is equipped with
The air inlet being connected in it, motor 4, wind wheel 1 are arranged in spiral case 3, and the motor shaft of motor 4 is connect with 1 center rotating of wind wheel,
Wherein, wiring board 2 includes control circuit, and the control circuit includes control chip, the first relay, the second relay,
The both ends of outside connected switch are connect with input terminal, the firewire of control chip respectively, control the output end of chip respectively with the first relay
The input terminal of device, the second relay input terminal connection, the output end of the first relay, the second relay output end respectively with
The gear of motor 4 is correspondingly connected with, and the output end of motor 4 connects zero curve.
The use principle of the utility model is as follows: by starting outside connected switch, making between outside connected switch and control chip
Circuit conducting is connected, control chip, which issues signal, is closed the first relay, the low-grade work of motor 4；Outside connected switch is disconnected, and
Outside connected switch is re-closed in 3 seconds, control chip, which issues signal, is closed the second relay, the high-grade work of motor 4, when external
The turn-off time of switch is more than to reclose after 5 seconds, and motor 4 is low-grade work at this time；Motor 4 drives wind wheel 1 persistently to rotate, wind wheel
1 rotation sucks air from air inlet, and guidance air-flow is flowed out from air outlet.
It further, further include having motor plate 5, the upper end of the spiral case 3 is equipped with first and opens face, and the lid of motor plate 5 is located at the
One opens on face, and motor 4 is fixed on the bottom surface of motor plate 5；It using the above scheme, can be equal by the weight of motor 4 by motor plate 5
It is even to be distributed on spiral case 3, effectively reduce the weight bearing to spiral case 3.
It further, further include having link cover of FIG 6, the lid of link cover of FIG 6 is located on wiring board 2；Using the above scheme, wiring
Lid 6 is used for protection circuit plate 2, reduces a possibility that wiring board 2 is influenced damage by the external world.
Further, the control circuit also includes safety capacitor, and the anode of the safety capacitor connects the defeated of motor 4
The cathode of outlet, safety capacitor connects zero curve；Using the above scheme, safety capacitor has a safety feature, even if safety capacitor loses
After effect, the phenomenon that being not in electric shock.
It further, further include having airstream deflector 7, the side of spiral case 3 is arranged in the air outlet, and airstream deflector 7 is correspondingly arranged
It is connected on air outlet and with air outlet, the surface of airstream deflector 7 is equipped with exhaust outlet；Using the above scheme, airstream deflector 7 can be by gas
Stream convergence is flowed out together and from exhaust outlet, makes the directive outflow of air-flow.
It further, further include having mounting plate 8, the lower end of spiral case 3 is equipped with second and opens face, and the lid of mounting plate 8 is located at second and opens
On face, air inlet is arranged on mounting plate 8；Using the above scheme, it opens face by second to be convenient for dismantling wind wheel 1, mounting plate 8 can
To reduce the rotational efficienty of outer bound pair wind wheel 1.
Embodiment of above is only that preferred embodiments of the present invention are described, not to the utility model
Range be defined, under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel to this
The various changes and improvements that the technical solution of utility model is made should all fall into the guarantor that claims of the utility model determine
It protects in range.
Claims (6)
1. a kind of second gear ventilation fan, which is characterized in that include wind wheel, wiring board, spiral case and the motor with gear, spiral case
Surface be equipped with the air outlet being connected in it, the bottom surface of spiral case is equipped with the air inlet being connected in it, and motor, wind wheel are arranged at snail
In shell, the motor shaft of motor is connect with wind wheel center rotating, wherein wiring board includes control circuit, the control circuit packet
Containing control chip, the first relay, the second relay, the input terminal connection firewire of chip is controlled, the output end of chip is controlled
It is connect respectively with the input terminal of the input terminal of the first relay, the second relay, the output end of the first relay, the second relay
Output end be correspondingly connected with respectively with the gear of motor, the output end of motor connects zero curve.
2. a kind of second gear ventilation fan according to claim 1, which is characterized in that it further include having motor plate, the spiral case
Upper end is equipped with first and opens face, and motor plate lid is located at first and opens on face, and motor is fixed on the bottom surface of motor plate.
3. a kind of second gear ventilation fan according to claim 1, which is characterized in that it further include having link cover of FIG, the link cover of FIG
Lid is set in the circuit board.
4. a kind of second gear ventilation fan according to claim 1, which is characterized in that the control circuit also includes safety electricity
Hold, the output end of the anode connection motor of the safety capacitor, the cathode of safety capacitor connects zero curve.
5. a kind of second gear ventilation fan according to claim 1, which is characterized in that it further include having airstream deflector, the air outlet
The side of spiral case is set, and airstream deflector is correspondingly arranged on air outlet and is connected to air outlet, and the surface of airstream deflector is equipped with exhaust
Mouthful.
6. a kind of second gear ventilation fan according to claim 1, which is characterized in that it further include having mounting plate, the lower end of spiral case
Face is opened equipped with second, mounting plate lid is located at second and opens on face, and air inlet is arranged on a mounting board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407740.0U CN208311087U (en) | 2018-03-23 | 2018-03-23 | A kind of second gear ventilation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407740.0U CN208311087U (en) | 2018-03-23 | 2018-03-23 | A kind of second gear ventilation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208311087U true CN208311087U (en) | 2019-01-01 |
Family
ID=64721006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820407740.0U Expired - Fee Related CN208311087U (en) | 2018-03-23 | 2018-03-23 | A kind of second gear ventilation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208311087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474594A (en) * | 2019-08-14 | 2019-11-19 | 海信（山东）空调有限公司 | A kind of control circuit, blower and control method |
-
2018
- 2018-03-23 CN CN201820407740.0U patent/CN208311087U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110474594A (en) * | 2019-08-14 | 2019-11-19 | 海信（山东）空调有限公司 | A kind of control circuit, blower and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20200323 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |