CN213096656U - Novel electric hair drier - Google Patents
Novel electric hair drier Download PDFInfo
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- CN213096656U CN213096656U CN202021344931.0U CN202021344931U CN213096656U CN 213096656 U CN213096656 U CN 213096656U CN 202021344931 U CN202021344931 U CN 202021344931U CN 213096656 U CN213096656 U CN 213096656U
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- fan
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- gear
- stepless speed
- heating device
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Abstract
The utility model discloses a novel electric hair drier, which comprises an air duct and a handle, wherein the handle is arranged at the lower end of the air duct, a fan and an electric heating device are arranged in the air duct, a stepless speed regulating module is arranged in the handle, a stepless speed regulating roller wheel for controlling the stepless speed regulating module is arranged on the handle, and the stepless speed regulating module is connected with the fan in series and is used for controlling the rotating speed of the fan; the handle is also provided with a slide switch which is used for controlling the opening and closing of the fan and the electric heating device and controlling the power of the fan and the electric heating device. The utility model discloses not only realized generating heat and the strong and weak gear of wind speed, the secondary stepless speed regulation that can carry out the wind speed on the basis that each keeps off moreover of further.
Description
Technical Field
The utility model relates to a small household appliances field, concretely relates to novel hairdryer.
Background
The existing electric hair drier has single function, only has cold air and hot air for some times, only has strong and weak baffles for some times, and cannot meet the requirement of more refinement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel hairdryer, this kind of hairdryer function refines more, not only has strong and weak fender but also can keep off the position at each and carry out the wind speed governing to solve prior art not enough.
In order to achieve the above object, the utility model adopts the following technical scheme: a novel electric hair drier comprises an air duct and a handle, wherein the handle is arranged at the lower end of the air duct, a fan and an electric heating device are arranged in the air duct, a stepless speed regulating module is arranged in the handle, a stepless speed regulating roller wheel for controlling the stepless speed regulating module is arranged on the handle, and the stepless speed regulating module is connected with the fan in series and used for controlling the rotating speed of the fan; and the handle is also provided with a sliding switch which is used for controlling the opening and closing of the fan and the electric heating device and controlling the power of the fan and the electric heating device.
Further, the sliding switch comprises four fixed contacts and two moving contacts, the moving contacts are connected with an alternating current L end, the four fixed contacts comprise first to fourth fixed contacts, the first fixed contacts, the stepless speed regulating module, the fan and an alternating current N end are sequentially connected in series, and the third fixed contacts, the electric heating device and the alternating current N end are sequentially connected in series.
Further, the second fixed contact is connected in series with the stepless speed regulation module through a first diode.
Further, the fourth fixed contact is connected in series with the electric heating device through a second diode.
Further, the sliding gear switch comprises a shutdown gear, a cold wind shield, a hot wind weak gear and a hot wind strong gear, the two moving contacts comprise a first moving contact and a second moving contact, and when the sliding gear switch is arranged at the shutdown gear, the two moving contacts and the four fixed contacts are disconnected; when the sliding switch is arranged on a cold wind shield, the first moving contact is conducted with the first fixed contact, and other contacts are disconnected; when the sliding switch is in a hot air weak gear, the first moving contact is conducted with the second fixed contact, the second moving contact is conducted with the fourth fixed contact, and other contacts are disconnected; when the sliding switch is placed in a hot wind strong gear, the first moving contact is conducted with the first fixed contact, the second moving contact is conducted with the third fixed contact, and other contacts are disconnected.
Further, the electric heating device comprises a first heating wire and a second heating wire which are connected in parallel.
Furthermore, the fan is connected with a divider resistor in series.
Furthermore, the fan and the electric heating device are electrically connected with the alternating current N end through a temperature controller.
Further, the stepless speed regulation module comprises an adjustable potentiometer.
The utility model discloses an useful part lies in: the system not only realizes the heating and the strong and weak gear shifting of the wind speed, but also can further carry out the secondary stepless speed regulation of the wind speed on the basis of each gear.
Drawings
Fig. 1 is a circuit diagram of the present invention.
Fig. 2 is a schematic view of the state of the slide switch.
Fig. 3 is a schematic view of the overall structure of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, a novel electric hair dryer comprises an air duct 5 and a handle 6, wherein the handle is arranged at the lower end of the air duct, a fan and an electric heating device are arranged in the air duct, a stepless speed regulating module 7 is arranged in the handle, a stepless speed regulating roller 8 for controlling the stepless speed regulating module is arranged on the handle, and the stepless speed regulating module is connected with the fan in series and used for controlling the rotating speed of the fan; and a sliding switch 9 is further arranged on the handle and is used for controlling the opening, closing and power of the fan and the electric heating device.
In this embodiment, the sliding switch includes four fixed contacts and two moving contacts, the moving contacts are connected to the ac power L terminal, the four fixed contacts include first to fourth fixed contacts, the first fixed contact 1, the stepless speed regulation module 7, the fan M, and the ac power N terminal are sequentially connected in series, and the third fixed contact 3, the electric heating device, and the ac power N terminal are sequentially connected in series.
In this embodiment, the second fixed contact 2 is connected in series with the stepless speed regulation module 7 through a first diode D1.
In this embodiment, the fourth stationary contact 4 is connected in series with the electric heating device through a second diode D2.
In this embodiment, the sliding gear switch includes a shutdown gear O, a cold air gear C, a hot air weak gear I, and a hot air strong gear II, the two moving contacts include a first moving contact a and a second moving contact B, and when the sliding gear switch is placed in the shutdown gear, the two moving contacts are all disconnected from the four fixed contacts; when the sliding switch is arranged on a cold wind shield, the first moving contact A is conducted with the first fixed contact 1, and other contacts are disconnected; when the sliding switch is in a hot air weak gear, the first moving contact A is conducted with the second fixed contact 2, the second moving contact B is conducted with the fourth fixed contact 4, and other contacts are disconnected; when the sliding switch is placed in a hot wind strong gear, the first moving contact A is conducted with the first fixed contact 1, the second moving contact B is conducted with the third fixed contact 3, and other contacts are disconnected.
In this embodiment, the electric heating device includes a first heating wire R4 and a second heating wire R5 connected in parallel.
In this embodiment, the fan is connected in series with a voltage dividing resistor R3.
In this embodiment, the fan and the electric heating device are electrically connected to the ac terminal N through a temperature controller T.
In this embodiment, the stepless speed regulation module includes an adjustable potentiometer R1.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (9)
1. A novel electric hair drier is characterized in that: the wind power generation device comprises a wind barrel and a handle, wherein the handle is arranged at the lower end of the wind barrel, a fan and an electric heating device are arranged in the wind barrel, a stepless speed regulating module is arranged in the handle, a stepless speed regulating roller wheel for controlling the stepless speed regulating module is arranged on the handle, and the stepless speed regulating module is connected with the fan in series and used for controlling the rotating speed of the fan; the handle is also provided with a slide switch which is used for controlling the opening and closing of the fan and the electric heating device and controlling the power of the fan and the electric heating device.
2. A novel hair dryer as claimed in claim 1, characterized in that: the sliding switch comprises four fixed contacts and two moving contacts, the moving contacts are connected with an alternating current L end, the four fixed contacts comprise first to fourth fixed contacts, the first fixed contacts, the stepless speed regulating module, the fan and an alternating current N end are sequentially connected in series, and the third fixed contacts, the electric heating device and the alternating current N end are sequentially connected in series.
3. A novel hair dryer as claimed in claim 2, characterized in that: and the second fixed contact is connected in series with the stepless speed regulating module through a first diode.
4. A novel hair dryer as claimed in claim 3, characterized in that: and the fourth fixed contact is connected with the electric heating device in series through a second diode.
5. A novel hair dryer as claimed in claim 4, characterized in that: the sliding gear switch comprises a shutdown gear, a cold air gear, a hot air weak gear and a hot air strong gear, the two moving contacts comprise a first moving contact and a second moving contact, and when the sliding gear switch is arranged at the shutdown gear, the two moving contacts and the four fixed contacts are disconnected; when the sliding gear switch is arranged at a cold air gear, the first moving contact is conducted with the first fixed contact, and other contacts are disconnected; when the sliding switch is in a hot air weak gear, the first moving contact is conducted with the second fixed contact, the second moving contact is conducted with the fourth fixed contact, and other contacts are disconnected; when the slide switch is in a hot air strong gear, the first moving contact is conducted with the first fixed contact, the second moving contact is conducted with the third fixed contact, and other contacts are disconnected.
6. A novel electric hair dryer as claimed in any one of claims 1 to 5, characterized in that: the electric heating device comprises a first heating wire and a second heating wire which are connected in parallel.
7. A novel electric hair dryer as claimed in any one of claims 1 to 5, characterized in that: the fan is connected with a divider resistor in series.
8. A novel electric hair dryer as claimed in any one of claims 1 to 5, characterized in that: the fan and the electric heating device are electrically connected with the alternating current N end through a temperature controller.
9. A novel electric hair dryer as claimed in any one of claims 1 to 5, characterized in that: the stepless speed regulation module comprises an adjustable potentiometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021344931.0U CN213096656U (en) | 2020-07-10 | 2020-07-10 | Novel electric hair drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021344931.0U CN213096656U (en) | 2020-07-10 | 2020-07-10 | Novel electric hair drier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213096656U true CN213096656U (en) | 2021-05-04 |
Family
ID=75676109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021344931.0U Active CN213096656U (en) | 2020-07-10 | 2020-07-10 | Novel electric hair drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213096656U (en) |
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2020
- 2020-07-10 CN CN202021344931.0U patent/CN213096656U/en active Active
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