CN213984037U - Hot air device - Google Patents
Hot air device Download PDFInfo
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- CN213984037U CN213984037U CN202023118520.2U CN202023118520U CN213984037U CN 213984037 U CN213984037 U CN 213984037U CN 202023118520 U CN202023118520 U CN 202023118520U CN 213984037 U CN213984037 U CN 213984037U
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- air outlet
- hot air
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Abstract
The utility model provides a hot air device, including the lid, the PTC heater, the fan, the lid includes interconnect's top cap and bottom, install fan and PTC heater on the bottom, the fan sets up between top cap and bottom, the PTC heater sets up in the airtight space that top cap and bottom enclose, the bottom of bottom is equipped with the air intake, the one end of bottom is equipped with the air outlet, air intake, fan air outlet, airtight space and air outlet communicate in proper order, form hot-blast wind channel, the last position that is close to the air outlet of hot-blast wind channel is equipped with the temperature regulation inductor. The utility model discloses a be provided with unique hot-blast wind channel in the hot-blast device, hot-blast device is from bottom air inlet, top air-out, and the air outlet of fan is just to the PTC heater, can utilize the heat of PTC heater high-efficiently, can blow off hot-blastly high-efficiently simultaneously, and the amount of wind is big, and the inductor that adjusts the temperature can be according to the hot-blast temperature variation temperature regulation of air outlet, makes the air-out temperature more reasonable.
Description
Technical Field
The utility model particularly relates to a hot air device.
Background
Chinese patent No. CN2428129, 5/2/2001, discloses a disinfection cabinet with a hot air device, which comprises an outer box, an inner box connected with the outer box, and a door, wherein an illuminating lamp and a water receiving box are arranged at the bottom of the disinfection cabinet, and a control panel is arranged at the front of the disinfection cabinet. The bottom of the disinfection cabinet is also fixedly provided with a fan, and an air outlet of the fan is connected with an air duct in which a heater is arranged. The hot air device heater of the disinfection cabinet has the advantages of large heat loss, low heat utilization rate and low air outlet efficiency, and the air outlet temperature of the hot air device is fixed and can not be adjusted according to the specific disinfection condition of the disinfection cabinet.
Therefore, further improvements are needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure, heat utilization rate height, air-out are efficient, air-out temperature is adjustable, the hot-blast apparatus that the practicality is strong to overcome the weak point among the prior art.
According to a hot air device of this purpose design, including the lid, the lid includes interconnect's top cap and bottom, its characterized in that: the bottom cover is provided with a fan and a heating element, the fan is arranged between the top cover and the bottom cover, the heating element is arranged in an enclosed space enclosed by the top cover and the bottom cover, the bottom of the bottom cover is provided with an air inlet, one end of the bottom cover is provided with an air outlet, the air inlet, the fan air outlet, the enclosed space and the air outlet are sequentially communicated to form a hot air duct, and a temperature adjustment sensor is arranged at a position, close to the air outlet, on the hot air duct.
And an overtemperature fuse is arranged at a position, adjacent to the temperature regulation inductor, of one side of the air outlet and is electrically connected with the heating element.
Be provided with filter assembly on the air intake, filter assembly includes filter screen and filter screen mounting panel, and the bottom at the bottom is fixed to the filter screen mounting panel, and the filter screen is installed on the filter screen mounting panel.
Wire outlets communicated with the closed space are arranged on two sides of the top cover, and a wind-blocking wall is arranged on one side, facing the outside of the top cover, of each wire outlet.
One part of the fan extends into a closed space enclosed by the top cover and the bottom cover, and the other part of the fan is exposed out of the cover body.
The filter assembly is located below the fan, the air inlet is located below the air inlet of the fan, and the air outlet is located at the top of the bottom cover.
The heating element is a PTC heater.
The utility model discloses a be provided with unique hot-blast wind channel in the hot-blast device, hot-blast device is from the bottom air inlet, the top air-out, the air outlet of fan is just to the PTC heater, the PTC heater is located the airtight space that top cap and bottom enclose, this design can prevent that the heat from scattering and disappearing, can utilize the heat of PTC heater high-efficiently, simultaneously can blow off hot-blastly high-efficiently, the amount of wind is big, the inductor that adjusts the temperature can be according to the hot-blast temperature variation temperature regulation of air outlet, it is more reasonable to make the air-out temperature, consequently, can be used to different equipment or scene, can carry out temperature regulation (if be used for the disinfection, heat food, keep warm etc.) according.
Drawings
Fig. 1 is a cross-sectional view of a hot air device according to an embodiment of the present invention.
Fig. 2 is a top view of a hot air device according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1-2, the hot air device comprises a cover body, the cover body comprises a top cover 1 and a bottom cover 2 which are connected with each other, a fan 3 and a heating element 4 are installed on the bottom cover 2, the fan 3 is arranged between the top cover 1 and the bottom cover 2, the heating element 4 is arranged in a closed space 5 defined by the top cover 1 and the bottom cover 2, a fan air outlet 2.2 of the fan 3 is opposite to the heating element 4, an air inlet 2.1 is arranged at the bottom of the bottom cover 2, an air outlet 2.2 is arranged at one end of the bottom cover 2, the air inlet 2.1, the fan air inlet 3.1, the fan air outlet 3.2, the closed space 5 and the air outlet 2.2 are sequentially communicated to form a hot air duct, and a temperature adjustment sensor 6 is arranged at a position close to the air outlet 2.2 on the hot air duct. The heating element 4 is arranged in the closed space 5, heat loss can be prevented, and the fan 3 blows air towards the front side of the heating element 4, so that heat can be efficiently utilized, and hot air can be efficiently blown out.
And an overtemperature fuse 7 is arranged at a position, adjacent to the temperature regulation inductor 6, of one side of the air outlet 2.2, and the overtemperature fuse 7 is electrically connected with the heating element 4. When the temperature of the hot air device is too high, the over-temperature fuse 7 can cut off the circuit, so that the heating element 4 stops working, and safety accidents caused by high temperature are prevented.
Be provided with filtering component on the air intake 2.1, filtering component includes filter screen 8 and filter screen mounting panel 9, and filter screen mounting panel 9 is fixed in the bottom of bottom 2, and filter screen 8 is installed on filter screen mounting panel 9. The filter screen 8 can filter the wind that gets into hot air device, makes the wind that hot air device blew out cleaner health, improves the use quality, and the filter screen 8 can be changed to pull down filter screen mounting panel 9.
Two sides of the top cover 1 are provided with wire outlets 1.1 communicated with the closed space 5, and one side of the wire outlets 1.1 facing the outside of the top cover 1 is provided with a wind-shielding wall 10. The outlet 1.1 is convenient for the wiring of the heating element 4, and the wind-blocking wall 10 can prevent hot air from leaking out of the outlet 1.1 to the hot air device and affecting electrical elements beside the hot air device.
One part of the fan 3 extends into the closed space 5 defined by the top cover 1 and the bottom cover 2, the other part of the fan is exposed out of the cover body, and one part of the fan 3 is exposed out of the cover body, so that the fan 3 can be radiated, and the fan 3 is prevented from being damaged or having safety accidents due to overhigh temperature.
The filter assembly is located below the fan 3, the air inlet 2.1 is located below the air inlet 3.1 of the fan, and the air outlet 2.2 is located at the top of the bottom cover 2.
The heating element 4 is a PTC heater. When the hot air device works, the fan 3 is started to suck external cold air into the hot air device from the air inlet 2.1, then the cold air sequentially enters the closed space 5 through the fan air inlet 3.1 and the fan air outlet 3.2, the cold air is converted into hot air after passing through the PTC heater in the closed space 5, and then the hot air is discharged from the air outlet 2.2 along the hot air channel.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A hot air device, comprising a cover body, the cover body comprising a top cover (1) and a bottom cover (2) connected to each other, characterized in that: install fan (3) and heating element (4) on bottom (2), fan (3) set up between top cap (1) and bottom (2), heating element (4) set up in airtight space (5) that top cap (1) and bottom (2) enclose, the bottom of bottom (2) is equipped with air intake (2.1), the one end of bottom (2) is equipped with air outlet (2.2), air intake (2.1), fan air intake (3.1), fan air outlet (3.2), airtight space (5) and air outlet (2.2) communicate in proper order, form hot-blast wind channel, the position that is close to air outlet (2.2) on the hot-blast wind channel is equipped with temperature regulation inductor (6).
2. The hot air device according to claim 1, characterized in that: one side of air outlet (2.2) is equipped with super temperature fuse (7) adjacent to the position of adjusting temperature inductor (6), and super temperature fuse (7) are connected with heating element (4) electricity.
3. The hot air device according to claim 2, characterized in that: be provided with filter assembly on air intake (2.1), filter assembly includes filter screen (8) and filter screen mounting panel (9), and the bottom at bottom (2) is fixed in filter screen mounting panel (9), and filter screen (8) are installed on filter screen mounting panel (9).
4. The hot air device according to claim 3, characterized in that: wire outlets (1.1) communicated with the closed space (5) are arranged on two sides of the top cover (1), and a wind-blocking wall (10) is arranged on one side, facing the outside of the top cover (1), of each wire outlet (1.1).
5. The hot air device according to claim 4, characterized in that: one part of the fan (3) extends into a closed space (5) formed by the top cover (1) and the bottom cover (2), and the other part of the fan is exposed out of the cover body.
6. The hot air device according to claim 5, characterized in that: the filter assembly is located below the fan (3), the air inlet (2.1) is located below the fan air inlet (3.1), and the air outlet (2.2) is located at the top of the bottom cover (2).
7. The hot air device according to any one of claims 1 to 6, characterized in that: the heating element (4) is a PTC heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023118520.2U CN213984037U (en) | 2020-12-22 | 2020-12-22 | Hot air device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023118520.2U CN213984037U (en) | 2020-12-22 | 2020-12-22 | Hot air device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213984037U true CN213984037U (en) | 2021-08-17 |
Family
ID=77247390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023118520.2U Active CN213984037U (en) | 2020-12-22 | 2020-12-22 | Hot air device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213984037U (en) |
-
2020
- 2020-12-22 CN CN202023118520.2U patent/CN213984037U/en active Active
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