CN221105077U - Electric hair drier - Google Patents
Electric hair drier Download PDFInfo
- Publication number
- CN221105077U CN221105077U CN202323121861.9U CN202323121861U CN221105077U CN 221105077 U CN221105077 U CN 221105077U CN 202323121861 U CN202323121861 U CN 202323121861U CN 221105077 U CN221105077 U CN 221105077U
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- CN
- China
- Prior art keywords
- fan
- handle
- air
- hair dryer
- circuit board
- 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.)
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- 238000010438 heat treatment Methods 0.000 claims abstract description 45
- 238000009434 installation Methods 0.000 claims abstract description 25
- 238000007664 blowing Methods 0.000 claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Cleaning And Drying Hair (AREA)
Abstract
The utility model discloses an electric hair drier, comprising: the electric hair dryer comprises an electric hair dryer body, a handle and a control unit, wherein the electric hair dryer body comprises a blowing cylinder and a handle, the blowing cylinder is connected with the handle, and an air inlet port and an air outlet port are respectively arranged at two ends of the blowing cylinder; the fan assembly is arranged in the air blowing barrel and comprises fan blades; the heating component is arranged in the air blowing barrel body, the heating component is positioned between the fan blade and the air outlet port, an air supply part is formed in the space between the fan blade and the heating component, and a hot air part is formed in the space between the heating component and the air outlet port; the electric control assembly comprises a control circuit board, the control circuit board is respectively electrically connected with the fan assembly and the heating assembly, an installation cavity is formed in the electric hair drier body, the control circuit board is installed in the installation cavity, a radiating hole communicated with the installation cavity is formed in the handle, and the installation cavity is communicated with the air supply part. The electric blowing machine can enable the control circuit board to achieve faster heat dissipation.
Description
Technical Field
The utility model belongs to the technical field of household appliances, and particularly relates to an electric hair drier.
Background
The electric hair drier is also called a hair drier, and is a household appliance commonly used in life, and the component parts of the electric hair drier comprise a shell, a control circuit board, a fan assembly, an electric heating assembly, a power line and the like, and because a large number of electronic elements are integrated on the control circuit board, when the electric hair drier works, the control circuit board can generate a lot of heat, and the existing compact structure of the electric hair drier enables the heat dissipation effect of the control circuit board to be poor, so that when the electric hair drier works for a long time, the performance of some electronic elements of the control circuit board can be quickly reduced, and even the control circuit board is directly burnt.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the electric hair drier, which can enable the control circuit board to realize faster heat dissipation.
According to an embodiment of the utility model, an electric hair dryer comprises: the electric hair dryer comprises an electric hair dryer body, wherein the electric hair dryer body comprises a hair dryer barrel body and a handle, the hair dryer barrel body is connected with the handle, and an air inlet port and an air outlet port are respectively arranged at two ends of the hair dryer barrel body; the fan assembly is arranged in the air blowing barrel and comprises fan blades; the heating component is arranged in the air blowing barrel body, the heating component is positioned between the fan blade and the air outlet port, an air supply part is formed in the space between the fan blade and the heating component, and a hot air part is formed in the space between the heating component and the air outlet port; the electric control assembly comprises a control circuit board, the control circuit board is respectively connected with the fan assembly and the heating assembly electrically, an installation cavity is arranged in the electric hair drier body, the control circuit board is installed in the installation cavity, a heat dissipation hole is formed in the handle and communicated with the installation cavity, the installation cavity is communicated with the air supply part, and air flow of the air supply part can flow through the installation cavity and then flows out of the heat dissipation hole.
According to the embodiment of the utility model, the electric hair drier has at least the following technical effects: this hairdryer is at the during operation, from the air inlet port air current part that gets into from the air supply portion after flowing through hot-blast portion from the air supply portion under the rotation of flabellum flows out from the air outlet port, still some gas flows out from the louvre after flowing through the installation cavity from the air supply portion to when flowing through the control circuit board of installation intracavity, can take away the heat on the control circuit board, cool down for the control circuit board, make the control circuit board realize faster heat dissipation, the air current of flowing through the installation cavity can not pass through heating element simultaneously for the temperature of the air current of flowing through the installation cavity is close to the temperature of service environment, thereby guarantees the cooling effect.
According to some embodiments of the utility model, the mounting cavity is disposed within the handle and the heat dissipating aperture is disposed at a bottom of the handle. When the electric hair drier works, part of air flows through the control circuit board in the handle through the mounting cavity and then flows out of the heat dissipation holes at the bottom of the handle.
According to some embodiments of the utility model, the electronic control assembly further comprises a rechargeable battery and a charging module board, wherein the rechargeable battery and the charging module board are arranged in the mounting cavity, the rechargeable battery is electrically connected with the charging module board, and the charging module board is electrically connected with the control circuit board. The rechargeable battery is used for supplying power to the fan assembly and the heating assembly, the electric hair drier is not required to be connected with alternating current when in use, the electric hair drier is more convenient to carry and use when traveling, and meanwhile, part of air flow can also take away the heat generated by the rechargeable battery and the charging module board after passing through the installation cavity when in use, and flows out from the radiating hole, so that the temperature of the rechargeable battery and the charging module board is reduced.
According to some embodiments of the utility model, an upper limiting block and a lower limiting block are arranged on the cavity wall of the mounting cavity, a clamping space is formed between the upper limiting block and the lower limiting block, and the charging module board is clamped and mounted in the clamping space.
According to some embodiments of the utility model, the rechargeable battery is disposed between the charging module board and the heat dissipation hole. When the device is used, part of air flow is firstly cooled for the charging module plate after passing through the mounting cavity, then cooled for the rechargeable battery, and finally flows out of the heat dissipation holes.
According to some embodiments of the utility model, the fan assembly comprises a cylindrical fan housing and a motor arranged in the fan housing, the fan housing is fixedly arranged in the fan housing, the motor can drive the fan blades to rotate, the heating assembly is arranged in the fan housing, a communication hole capable of being communicated with the mounting cavity is formed in the housing wall of the fan housing, and the communication hole is arranged between the fan blades and the heating assembly. When the electric hair drier works, air flows into the fan cover from the air inlet port under the rotation of the fan blades, a part of air flows out of the air outlet port after passing through the fan cover, and a part of air flows into the mounting cavity from the communication hole of the fan cover and then flows out of the heat dissipation hole.
According to some embodiments of the utility model, the heating assembly comprises a bracket and a heating wire, the bracket is fixedly arranged on the motor, the heating wire is arranged on the bracket, and the motor is arranged between the fan blade and the air outlet. The heating wire can heat the air flow flowing through the hot air part so as to blow out hot air at the air outlet.
According to some embodiments of the utility model, the handle is provided with a charging interface for charging the rechargeable battery. The rechargeable battery may be charged through the charging interface.
According to some embodiments of the utility model, the charging interface is a Type-C interface.
According to some embodiments of the utility model, the electronic control assembly further comprises a control panel, wherein the control panel is electrically connected with the control circuit board, and the control panel is arranged on the handle. The electric hair drier can be controlled by the control panel.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic illustration of an embodiment of the present utility model with the back shell removed;
FIG. 3 is a schematic cross-sectional view of an embodiment of the present utility model;
Fig. 4 is an assembly schematic diagram of a heating assembly and a motor according to an embodiment of the utility model.
Reference numerals:
101. A blowing cylinder; 102. a handle; 103. an air inlet port; 104. an air outlet port; 105. a mounting cavity; 106. a heat radiation hole; 107. an upper limiting block; 108. a lower limiting block; 109. a charging interface;
201. a fan blade; 202. a fan housing; 203. a motor; 204. a communication hole;
301. A control circuit board; 302. a rechargeable battery; 303. a charging module board; 304. a control panel;
401. a bracket; 402. and (5) heating wires.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
An electric hair dryer according to an embodiment of the present utility model is described below with reference to fig. 1 to 4.
As shown in fig. 1 to 3, an electric hair dryer according to an embodiment of the present utility model includes: the electric hair drier comprises an electric hair drier body, a fan assembly, a heating assembly and an electric control assembly; the electric hair drier body comprises a blowing cylinder 101 and a handle 102, the blowing cylinder 101 is connected with the handle 102, and two ends of the blowing cylinder 101 are respectively provided with an air inlet 103 and an air outlet 104; the fan assembly is arranged in the blowing cylinder 101 and comprises fan blades 201; the heating component is arranged in the blowing cylinder 101, the heating component is arranged between the fan blade 201 and the air outlet 104, an air supply part is formed in the space between the fan blade 201 and the heating component, and a hot air part is formed in the space between the heating component and the air outlet; the electric control assembly comprises a control circuit board 301, the control circuit board 301 is electrically connected with the fan assembly and the heating assembly respectively, an installation cavity 105 is arranged in the electric hair drier body, the control circuit board 301 is installed in the installation cavity 105, a radiating hole 106 is formed in the handle 102, the radiating hole 106 is communicated with the installation cavity 105, the installation cavity 105 is communicated with the air supply part, and air flow of the air supply part can flow out of the radiating hole 106 after flowing through the installation cavity 105. When the electric hair drier works, a part of air flow entering from the air inlet 103 under the rotation of the fan blade 201 flows through the hot air part from the air supply part and then flows out from the air outlet 104, and a part of air flows out from the heat dissipation hole 106 from the air supply part to the mounting cavity 105, so that when the air flows through the control circuit board 301 in the mounting cavity 105, heat on the control circuit board 301 can be taken away, the control circuit board 301 is cooled, the control circuit board 301 realizes faster heat dissipation, and meanwhile, the air flow flowing through the mounting cavity 105 does not pass through the heating component, so that the temperature of the air flow flowing through the mounting cavity 105 is close to the temperature of a using environment, and the cooling effect is ensured.
In some embodiments of the present utility model, the mounting cavity 105 is disposed within the handle 102 and the heat dissipating apertures 106 are disposed at the bottom of the handle 102. When the electric hair drier works, part of air flows through the mounting cavity 105, flows through the control circuit board 301 in the handle 102 and then flows out of the heat dissipation holes 106 at the bottom of the handle 102.
In some embodiments of the present utility model, the handle 102 is vertically connected to the hair dryer cylinder 101 such that the hair dryer body is in a T-shaped configuration.
In some embodiments of the present utility model, the plurality of louvers 106 are evenly distributed at the bottom edge of the handle 102.
In some embodiments of the present utility model, the electronic control assembly further includes a rechargeable battery 302 and a charging module board 303, wherein the rechargeable battery 302 and the charging module board 303 are disposed in the mounting cavity 105, the rechargeable battery 302 is electrically connected to the charging module board 303, and the charging module board 303 is electrically connected to the control circuit board 301. The rechargeable battery 302 is used for supplying power to the fan assembly and the heating assembly, the electric hair drier is not required to be connected with alternating current when in use, the electric hair drier is more convenient to carry and use when traveling, and meanwhile, part of air flow can take away the heat generated by the rechargeable battery 302 and the charging module board 303 after passing through the mounting cavity 105 when in use, and the heat flows out from the heat dissipation holes 106, so that the temperatures of the rechargeable battery 302 and the charging module board 303 are reduced.
As shown in fig. 3, in some embodiments of the present utility model, an upper limiting block 107 and a lower limiting block 108 are disposed on a wall of the mounting cavity 105, and a clamping space is formed between the upper limiting block 107 and the lower limiting block 108, and the charging module board 303 is clamped and mounted in the clamping space.
In some embodiments of the present utility model, a gap exists between the rechargeable battery 302 and the inner wall of the mounting cavity 105.
In some embodiments of the present utility model, the rechargeable battery 302 is disposed between the charging module board 303 and the heat dissipation hole 106. In use, part of the airflow passes through the mounting cavity 105 and then preferentially cools the charging module board 303, then cools the rechargeable battery 302, and finally flows out of the heat dissipation holes 106.
In some embodiments of the present utility model, the fan assembly includes a cylindrical fan housing 202 and a motor 203 disposed in the fan housing 202, where the fan housing 202 is fixedly mounted in the blowing cylinder 101, the motor 203 can drive the fan blades 201 to rotate, the heating assembly is disposed in the fan housing 202, a communication hole 204 capable of communicating with the mounting cavity 105 is disposed on a housing wall of the fan housing 202, and the communication hole 204 is located between the fan blades 201 and the heating assembly. When the electric hair drier works, under the rotation of the fan blades 201, air flows into the fan cover 202 from the air inlet port 103, a part of the air flows out of the air outlet port 104 after passing through the fan cover 202, and a part of the air flows into the mounting cavity 105 through the communication hole 204 of the fan cover 202 and then flows out of the heat dissipation holes 106.
As shown in fig. 3 and 4, in some embodiments of the present utility model, the heating assembly includes a support 401 and a heating wire 402, the support 401 is fixedly disposed on the motor 203, the heating wire 402 is disposed on the support 401, and the motor 203 is located between the fan blade 201 and the air outlet 104. The stand 401 comprises six metal sheets uniformly dispersed around the same axis, one end of the stand 401 forms a notch clamped with the motor 203, a groove is formed on the other end of the stand 401 in a surrounding mode, the heating wire 402 is wound on the groove, and the heating wire 402 can heat the air flow flowing through the hot air part so as to blow out hot air at the air outlet 104.
In some embodiments of the present utility model, a charging interface 109 is provided on the handle 102 for charging the rechargeable battery 302. Rechargeable battery 302 may be charged through charging interface 109.
In some embodiments of the present utility model, the charging interface 109 is a Type-C interface.
In some embodiments of the present utility model, the electronic control assembly further includes a control panel 304, the control panel 304 is electrically connected to the control circuit board 301, and the control panel 304 is disposed on the handle 102. The hair dryer may be controlled by the control panel 304.
In some embodiments of the present utility model, the control circuit board 301 is disposed on the back of the control panel 304.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The present application is, of course, not limited to the above-described embodiments, and one skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the application, and these equivalent modifications or substitutions are intended to be included in the scope of the present application as defined in the appended claims.
Claims (10)
1. An electric hair dryer, comprising:
The electric hair drier comprises an electric hair drier body, wherein the electric hair drier body comprises a blowing cylinder body (101) and a handle (102), the blowing cylinder body (101) is connected with the handle (102), and air inlet ports (103) and air outlet ports (104) are respectively formed in two ends of the blowing cylinder body (101);
The fan assembly is arranged in the blowing cylinder (101) and comprises fan blades (201); the heating assembly is arranged in the blowing cylinder body (101), the heating assembly is arranged between the fan blade (201) and the air outlet port (104), an air supply part is formed in a space between the fan blade (201) and the heating assembly, and a hot air part is formed in a space between the heating assembly and the air outlet port;
The electric control assembly comprises a control circuit board (301), the control circuit board (301) is respectively connected with the fan assembly and the heating assembly, an installation cavity (105) is arranged in the electric hair drier body, the control circuit board (301) is installed in the installation cavity (105), a radiating hole (106) is formed in the handle (102), the radiating hole (106) is communicated with the installation cavity (105), the installation cavity (105) is communicated with the air supply part, and air flow of the air supply part can flow through the installation cavity (105) and then flows out of the radiating hole (106).
2. A hair dryer according to claim 1, wherein: the mounting cavity (105) is arranged in the handle (102), and the heat dissipation hole (106) is arranged at the bottom of the handle (102).
3. A hair dryer according to claim 2, wherein: the electric control assembly further comprises a rechargeable battery (302) and a charging module board (303), wherein the rechargeable battery (302) and the charging module board (303) are arranged in the mounting cavity (105), the rechargeable battery (302) is electrically connected with the charging module board (303), and the charging module board (303) is electrically connected with the control circuit board (301).
4. A hair dryer according to claim 3, wherein: an upper limiting block (107) and a lower limiting block (108) are arranged on the cavity wall of the mounting cavity (105), a clamping space is formed between the upper limiting block (107) and the lower limiting block (108), and the charging module board (303) is installed in the clamping space in a clamping mode.
5. A hair dryer according to claim 3, wherein: the rechargeable battery (302) is disposed between the charging module board (303) and the heat dissipation hole (106).
6. A hair dryer according to claim 1, wherein: the fan assembly comprises a cylindrical fan cover (202) and a motor (203) arranged in the fan cover (202), the fan cover (202) is fixedly arranged in the air blowing cylinder body (101), the motor (203) can drive the fan blades (201) to rotate, the heating assembly is arranged in the fan cover (202), a communication hole (204) which can be communicated with the mounting cavity (105) is formed in the cover wall of the fan cover (202), and the communication hole (204) is arranged between the fan blades (201) and the heating assembly.
7. A hair dryer according to claim 6, wherein: the heating assembly comprises a support (401) and a heating wire (402), the support (401) is fixedly arranged on the motor (203), the heating wire (402) is arranged on the support (401), and the motor (203) is arranged between the fan blade (201) and the air outlet port (104).
8. A hair dryer according to claim 3, wherein: the handle (102) is provided with a charging interface (109) for charging the rechargeable battery (302).
9. A hair dryer according to claim 8, wherein: the charging interface (109) is a Type-C interface.
10. A hair dryer according to claim 1, wherein: the electric control assembly further comprises a control panel (304), wherein the control panel (304) is electrically connected with the control circuit board (301), and the control panel (304) is arranged on the handle (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323121861.9U CN221105077U (en) | 2023-11-17 | 2023-11-17 | Electric hair drier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323121861.9U CN221105077U (en) | 2023-11-17 | 2023-11-17 | Electric hair drier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221105077U true CN221105077U (en) | 2024-06-11 |
Family
ID=91336784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323121861.9U Active CN221105077U (en) | 2023-11-17 | 2023-11-17 | Electric hair drier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221105077U (en) |
-
2023
- 2023-11-17 CN CN202323121861.9U patent/CN221105077U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |