CN217185128U - Air blowing device - Google Patents
Air blowing device Download PDFInfo
- Publication number
- CN217185128U CN217185128U CN202220920559.6U CN202220920559U CN217185128U CN 217185128 U CN217185128 U CN 217185128U CN 202220920559 U CN202220920559 U CN 202220920559U CN 217185128 U CN217185128 U CN 217185128U
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- air
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- cold
- hot air
- cold air
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Abstract
The utility model discloses a blowing device. The semiconductor refrigerator is arranged in the shell, a cold air channel is arranged on one side of the semiconductor refrigerator, a hot air channel is arranged on the other side of the semiconductor refrigerator, an air inlet, a cold air outlet and a hot air outlet are formed in the shell, the fan is arranged between the air inlet and the semiconductor refrigerator, the cold air outlet is formed in the tail end of the cold air channel, the hot air outlet is formed in the tail end of the hot air channel, the fan is started, after air flow entering the shell from the air inlet is subjected to heat exchange with the semiconductor refrigerator, the air flow is blown out from the cold air outlet after being released heat through the cold air channel, and the air flow is blown out from the hot air outlet after absorbing heat in the hot air channel. The utility model discloses a fan drives the air current and passes through the semiconductor cooler surface, forms cold wind, hot-blast, has accelerated the air flow speed because of the fan, and then has accelerated the heat dissipation of semiconductor cooler, effectively promotes semiconductor cooler work efficiency to obtain better cold, hot-air, promote the user and use experience.
Description
Technical Field
The utility model relates to a small household electrical appliances technical field belongs to a blast apparatus.
Background
The existing blowing device, such as a hair drier, uses a semiconductor refrigerator to blow cold air or hot air in the existing hair drier, but the cold air and the hot air can be blown out in one form, the cold-heat conversion is inconvenient, and the air quantity waste is large.
Disclosure of Invention
An object of the utility model is to provide a can blow cold wind and hot-blast, blast apparatus that output efficiency is high simultaneously.
The purpose of the utility model is realized like this.
A blowing device comprises a shell, a semiconductor refrigerator and a fan, wherein the semiconductor refrigerator is arranged in the shell, a cold air channel is arranged on one side of the semiconductor refrigerator, a hot air channel is arranged on the other side of the semiconductor refrigerator, an air inlet, a cold air outlet and a hot air outlet are formed in the shell, the fan is arranged between the air inlet and the semiconductor refrigerator, the cold air outlet is formed in the tail end of the cold air channel, the hot air outlet is formed in the tail end of the hot air channel, the fan is started, air flow entering the shell from the air inlet is subjected to heat exchange with the semiconductor refrigerator, the air flow is blown out from the cold air outlet after being released heat through the cold air channel, and the air flow is blown out from the hot air outlet after absorbing heat in the hot air channel.
The purpose of the utility model can be solved by adopting the following technical measures.
As an optimized scheme, a cold air heat conductor is arranged in the cold air channel, one end of the cold air heat conductor is in heat conduction with the surface of the semiconductor refrigerator, and the other end of the cold air heat conductor extends to a cold air outlet. When the cold air heat conductor is used, the contact area between the cold air heat conductor with larger area and air flow can be increased, and better cooling effect is obtained.
As an optimized scheme, the cold air outlet is provided with a honeycomb-shaped metal body, and the honeycomb-shaped metal body is in heat conduction with the other end of the cold air heat conductor. When the honeycomb-shaped metal body is applied, the contact area of the honeycomb-shaped metal body and air is larger, and the heat conduction effect is further enhanced.
As an optimized scheme, a hot air heat conductor is arranged in the hot air channel, one end of the hot air heat conductor conducts heat with the semiconductor refrigerator, and the other end of the hot air heat conductor extends to a hot air outlet. When using, the heat on semiconductor cooler surface can in time transmit the bigger hot-blast heat conductor of area, and the area of contact of increase and air current gains better radiating effect, obtains better hot-blast, and the promotion of radiating effect also can promote semiconductor cooler refrigeration effect in addition.
As an optimized scheme, the hot air outlet is provided with a honeycomb-shaped metal body, and the honeycomb-shaped metal body is in heat conduction with the other end of the hot air heat conductor. When using, the hot-blast heat conductor is with heat transfer to the cellular metal body, and the cellular metal body is bigger with air area of contact, gains better radiating effect, obtains better hot-blast, and the promotion of radiating effect also can promote semiconductor cooler refrigeration effect in addition.
Preferably, the surface of the shell is provided with stripes. When using, because stripe increase frictional force, the handheld air-out device of user is more firm.
As an optimized scheme, the air inlet is provided with a mesh cover. When the suction device is used, large particles can be isolated from being sucked into the fan, and the fan and a user are protected.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a simple rationally, utilize the semiconductor cooler refrigeration, the characteristic of generating heat, design fan drives the air current and passes through the semiconductor cooler surface, forms cold wind, hot-blast, has accelerated the air flow speed because of the fan, and then has accelerated the heat dissipation of semiconductor cooler, effectively promotes semiconductor cooler work efficiency to obtain better cold, hot-air, promote user's use and experience.
Drawings
FIG. 1 is a perspective view of an embodiment.
FIG. 2 is a sectional view of the embodiment.
Fig. 3 is a left side view of the embodiment.
Fig. 4 is a bottom view of the embodiment.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
A blowing device is shown in figure 1, and comprises a shell 1, a semiconductor refrigerator 2 and a fan 3, wherein stripes (not shown in the figure) can be arranged on the surface of the shell 1, so that a user can hold the blowing device more firmly; the semiconductor refrigerator 2 is arranged in the shell 1, one side of the semiconductor refrigerator 2 is a cold air channel 4, the other side of the semiconductor refrigerator 2 is a hot air channel 5, the shell 1 is provided with an air inlet 6, a cold air outlet 7 and a hot air outlet 8, and the surface of the air inlet 6 can be provided with a mesh enclosure (not shown in the figure); the fan 3 is arranged between the air inlet 6 and the semiconductor refrigerator 2, the cold air outlet 7 is arranged at the tail end of the cold air channel 4, the hot air outlet 8 is arranged at the tail end of the hot air channel 5, when the fan 1 is started, air flow entering the shell 1 from the air inlet 6 is subjected to heat exchange with the semiconductor refrigerator 2, the air flow is discharged through the cold air channel 4 to form cold air and then blown out from the cold air outlet 7, and the air flow is absorbed in the hot air channel 5 to form hot air and then blown out from the hot air outlet 8.
Be equipped with cold wind heat conductor 9 in passageway 4, cold wind heat conductor 9 one end and 2 surface contact of semiconductor cooler, take place the heat conduction, the cold wind heat conductor 9 other end extends to cold wind export 7, contact with the honeycomb metal body 10 that sets up at cold wind export 7, take place the heat conduction, cold wind heat conductor 9 is good with the heat conductivility of honeycomb metal body 10, it is bigger with air area of contact, air supply arrangement during operation, cold wind heat conductor 9 absorbs the air heat with honeycomb metal body 10, help reducing the air-out temperature.
Be equipped with hot-blast heat conductor 11 in hot air duct 5, hot-blast heat conductor 11 one end and 2 surface contact of semiconductor cooler, take place the heat conduction, hot-blast heat conductor 11 other end extends to hot air exitus 8, contact with the cellular metal body 10 that sets up at hot air exitus 8, take place the heat conduction, hot-blast heat conductor 11 is good with the thermal conductivity of cellular metal body 10, it is bigger with air area of contact, semiconductor cooler's heat transfer is to hot-blast heat conductor 11 and cellular metal body 10, help the heat dissipation to promote the air-out temperature, promote semiconductor cooler's refrigeration effect simultaneously.
Claims (7)
1. Blast apparatus, including casing, semiconductor cooler and fan, its characterized in that: the semiconductor refrigerator is arranged in the shell, a cold air channel is arranged on one side of the semiconductor refrigerator, a hot air channel is arranged on the other side of the semiconductor refrigerator, an air inlet, a cold air outlet and a hot air outlet are formed in the shell, the fan is arranged between the air inlet and the semiconductor refrigerator, the cold air outlet is formed in the tail end of the cold air channel, the hot air outlet is formed in the tail end of the hot air channel, the fan is started, air flow entering the shell from the air inlet is subjected to heat exchange with the semiconductor refrigerator, the air flow is blown out from the cold air outlet after heat release of the air flow through the cold air channel, and the air flow is blown out from the hot air outlet after heat absorption in the hot air channel.
2. The blowing device of claim 1, characterized in that: a cold air heat conductor is arranged in the cold air channel, one end of the cold air heat conductor conducts heat with the semiconductor refrigerator, and the other end of the cold air heat conductor extends to a cold air outlet.
3. The blowing device of claim 2, characterized in that: the cold air outlet is provided with a honeycomb metal body, and the honeycomb metal body is in heat conduction with the other end of the cold air heat conductor.
4. The blowing device of claim 1, characterized in that: the hot air channel is internally provided with a hot air heat conductor, one end of the hot air heat conductor is in heat conduction with the semiconductor refrigerator, and the other end of the hot air heat conductor extends to a hot air outlet.
5. Blowing device according to claim 4, characterized in that: the hot air outlet is provided with a honeycomb metal body, and the honeycomb metal body is in heat conduction with the other end of the hot air heat conductor.
6. Blowing device according to any of claims 1-5, characterized in that: the surface of the shell is provided with stripes.
7. Blowing device according to any of claims 1-5, characterized in that: the air inlet is provided with a mesh cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220920559.6U CN217185128U (en) | 2022-04-20 | 2022-04-20 | Air blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220920559.6U CN217185128U (en) | 2022-04-20 | 2022-04-20 | Air blowing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217185128U true CN217185128U (en) | 2022-08-16 |
Family
ID=82773904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220920559.6U Active CN217185128U (en) | 2022-04-20 | 2022-04-20 | Air blowing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217185128U (en) |
-
2022
- 2022-04-20 CN CN202220920559.6U patent/CN217185128U/en active Active
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