CN212252983U - Air treatment device - Google Patents
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- CN212252983U CN212252983U CN202021498733.XU CN202021498733U CN212252983U CN 212252983 U CN212252983 U CN 212252983U CN 202021498733 U CN202021498733 U CN 202021498733U CN 212252983 U CN212252983 U CN 212252983U
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Abstract
The utility model provides an air treatment device, include: the shell is provided with an accommodating cavity, and an air inlet and an air outlet which are respectively communicated with the accommodating cavity; the filtering structure is arranged in the accommodating cavity; the heating device is arranged in the accommodating cavity and used for heating the filtering structure; the heat exchange device is arranged in the accommodating cavity and comprises at least one heat exchange body, a heat exchange medium is arranged in the heat exchange body, and the heat exchange body extends along the direction from the air inlet to the air outlet; and the distance between one end of the heat exchange body close to the air outlet and the air outlet is smaller than the distance between the filtering structure and the air outlet. The utility model discloses can be so that exhaust air be the lower air of temperature to can not make the user feel sultry in hot weather, improve user experience.
Description
Technical Field
The utility model relates to the technical field of household appliances, concretely relates to air treatment device.
Background
The existing purifier can intercept viruses but cannot kill the viruses, secondary pollution to air is possibly caused in the process of circularly purifying the air, and the product structure needs to be improved on the basis, so that the virus killing function is increased.
Research shows that some viruses can be effectively inactivated in an environment of 56 ℃ for more than 30 minutes, and in order to ensure that the viruses are effectively heated for 30 minutes, a filter screen is adopted to collect bacteria, viruses and aerosol in air in a flow passage, and finally the filter screen is heated by a heating module (the temperature of 56 ℃ is heated for more than 30 minutes) to further inactivate the viruses.
The existing air sterilizer can directly discharge hot air after heating and sterilizing into a room after heating and inactivating viruses on a filter screen, so that people can feel sultry in hot weather.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the air treatment device among the prior art and will go into indoorly through the air discharge after the thermal treatment for people can feel sultry defect in hot weather, thereby provide one kind can reduce exhaust air temperature, improve user experience's air treatment device.
The utility model provides an air treatment device, include:
the shell is provided with an accommodating cavity, and an air inlet and an air outlet which are respectively communicated with the accommodating cavity;
the filtering structure is arranged in the accommodating cavity;
the heating device is arranged in the accommodating cavity and used for heating the filtering structure;
the heat exchange device is arranged in the accommodating cavity and comprises at least one heat exchange body, a heat exchange medium is arranged in the heat exchange body, and the heat exchange body extends along the direction from the air inlet to the air outlet; and the distance between one end of the heat exchange body close to the air outlet and the air outlet is smaller than the distance between the filtering structure and the air outlet.
The heating device is positioned on one side of the filtering structure facing the air inlet.
The heating device and the filtering structure are arranged at intervals.
The distance between one end of the heat exchange body, close to the air inlet, and the air inlet is smaller than the distance between the heating device and the air inlet.
A first circulation cavity and a second circulation cavity are arranged in the heat exchange body, and two ends of the first circulation cavity are communicated with the second circulation cavity through capillary holes.
The extending direction of the capillary holes is vertical to the extending direction of the heat exchange body.
The second circulation cavity is a ring cavity surrounding the first circulation cavity, and the capillary holes are formed in the cavity wall of the first circulation cavity.
The cavity walls at two ends of the first circulation cavity are respectively provided with a plurality of capillary holes, and the capillary holes on the cavity wall at each end are distributed along the circumferential direction of the cavity wall of the first circulation cavity.
The second flow-through cavity is a lumen of a capillary tube.
The heat exchange device comprises two heat exchange bodies which are respectively arranged at two ends of the filtering structure.
The heat exchange device further comprises a plurality of fins, and the fins are at least arranged on one side, facing the filtering structure, of the heat exchange body.
The fins are arranged at two ends of the heat exchange body; the fins arranged at one end of the heat exchange body close to the air outlet are positioned at one side of the filtering structure facing the air outlet and are arranged at intervals with the filtering structure; the fins arranged at one end, close to the air inlet, of the heat exchange body are located on one side, facing the air inlet, of the filtering structure and are arranged at intervals with the filtering structure.
The filtering structure is a filter screen.
The filter screen is the HEPA filter screen.
The heat exchange medium is ethanol or acetone or water or ethane.
The utility model provides an air treatment device still includes purifier, locates in the holding chamber, and be close to the air intake sets up.
The utility model provides an air treatment device still includes the fan, locates in the holding chamber, and be close to the air outlet sets up.
The utility model provides an air treatment device still includes:
the temperature detection device is arranged in the accommodating cavity and used for detecting the temperature of the filtering structure and sending temperature information;
the first controller comprises a first comparison module and a first control module, wherein the first comparison module is used for receiving the temperature information and comparing the temperature information with a first preset temperature value; the first control module is used for controlling the fan to rotate in an accelerated mode and/or controlling the heating device to reduce power or stop working when the temperature information is larger than the first preset temperature value.
The utility model provides an air treatment device still includes: the second controller comprises a second comparison module and a second control module, and the second comparison module is used for receiving the temperature information and comparing the temperature information with a second preset temperature value; and the second control module is used for controlling the fan to rotate in a decelerating manner and/or controlling the heating device to increase power when the temperature information is less than the second preset temperature value.
The temperature detection device is arranged on the filtering structure.
The air treatment device is an air sterilizer or an air purifier.
The utility model discloses technical scheme has following effect:
1. the utility model provides an air treatment device, include: the shell is provided with an accommodating cavity, and an air inlet and an air outlet which are respectively communicated with the accommodating cavity; the filtering structure is arranged in the accommodating cavity; the heating device is arranged in the accommodating cavity and used for heating the filtering structure; the heat exchange device is arranged in the accommodating cavity and comprises at least one heat exchange body, a heat exchange medium is arranged in the heat exchange body, and the heat exchange body extends along the direction from the air inlet to the air outlet; and the distance between one end of the heat exchange body close to the air outlet and the air outlet is smaller than the distance between the filtering structure and the air outlet. The filtering structure can adsorb bacteria, viruses and the like in the process of filtering air, and the bacteria, the viruses and the like adsorbed on the filtering structure can be extinguished by heating the filtering structure, so that the air is treated; through setting up heat transfer device, and make the heat transfer body be close to the one end of air outlet and the distance between the air outlet, be less than the distance between filtration and the air outlet, the one end that the heat transfer body is close to the air outlet surpasss the part of filtration and can form first heat transfer space, can make through the filtered hot air of filtration and the heat transfer medium of heat transfer device near the one end department of air outlet carry out the heat transfer in first heat transfer space, thereby can cool down through the filtered air of filtration, make the air of exhaust be the lower air of temperature, thereby can not make the user feel sultry in hot weather, and the user experience is improved.
2. The utility model provides an air treatment device, heating device is located the filtration orientation one side of air intake. Therefore, air entering from the air inlet can be heated by the heating device and then reaches the filtering structure, on one hand, hot air heated by the heating device can further heat the filtering structure, and compared with the method that the filtering structure is heated by the heating device only, the efficiency of heating the filtering structure can be improved; on the other hand, the air is filtered by filtration after heating device heats again, compares and filters again heating device by filtration earlier, can reduce by the temperature of air before the air outlet discharge to do benefit to the air cooling to air outlet discharge earlier more fast, make exhaust air be the lower air of temperature.
3. The utility model provides an air treatment device, the heat transfer body is close to the one end of air intake with distance between the air intake is less than heating device with distance between the air intake. Because the heat transfer medium that is located heat transfer body near air outlet one end carries out the heat transfer back with treating exhaust air, can carry the heat and flow to the one end that heat transfer body is close to the air outlet, therefore, through making the distance between one end that heat transfer body is close to the air intake and the air intake, be less than the distance between heating device and the air intake, the part that the one end that heat transfer body is close to the air intake surpasss filtration can form second heat transfer space, can make and carry the heat and flow to the heat transfer medium that heat transfer body is close to one end of air intake and the air before being heated by heating device carries out the heat transfer, thereby preheat the air before being heated by heating device, can carry out make full use of to the heat transfer waste heat near air outlet department on the one hand like this, avoid the energy waste.
4. The utility model provides an air treatment device, this internal first circulation chamber and the second circulation chamber of being equipped with of heat transfer, the both ends in first circulation chamber with the second circulation chamber is through capillary hole intercommunication. Therefore, when the gaseous heat exchange medium in the first circulation cavity flows from one end of the first circulation cavity close to the air outlet to one end close to the air inlet, releases heat to the air at the air inlet to be condensed into a liquid state, the gaseous heat exchange medium can enter the second circulation cavity through the capillary hole, flows from one end of the second circulation cavity close to the air inlet to one end close to the air outlet, exchanges heat with the filtered air to absorb heat to become a gaseous heat, and enters the first circulation cavity from the capillary hole, so that the reciprocating circulation of the heat exchange medium in the first circulation cavity and the second circulation cavity is realized.
5. The utility model provides an air treatment device, be equipped with a plurality ofly on the chamber wall at first circulation chamber both ends respectively capillary hole, and every end cavity wall on the capillary hole is followed the circumference in the chamber wall in first circulation chamber distributes. This can accelerate the circulation of the heat exchange medium between the first circulation chamber and the second circulation chamber.
6. The utility model provides an air treatment device, second circulation chamber is the lumen of capillary. Therefore, the liquid heat exchange medium entering the second circulation cavity can flow from one end of the second circulation cavity close to the air inlet to one end close to the air outlet.
7. The utility model provides an air treatment device, heat transfer device includes two heat transfer bodies, locates respectively filtration's both ends. Therefore, the temperature of the filtered air can be reduced and the waste heat of the air before heating can be accelerated.
8. The utility model provides an air treatment device, heat transfer device still includes a plurality of fins, the fin is located at least the heat transfer body orientation one side of filtration. Through setting up the fin, can increase heat transfer area to improve the heat exchange efficiency between heat transfer device and the air.
9. In the air treatment device provided by the utility model, the fins are arranged at the two ends of the heat exchange body; the fins arranged at one end of the heat exchange body close to the air outlet are positioned at one side of the filtering structure facing the air outlet and are arranged at intervals with the filtering structure; the fins arranged at one end, close to the air inlet, of the heat exchange body are located on one side, facing the air inlet, of the filtering structure and are arranged at intervals with the filtering structure. Therefore, the heat exchange efficiency of the filtered air and the end, close to the air outlet, of the heat exchange device can be improved, and the heat exchange efficiency of the air and the end, close to the air inlet, of the heat exchange device before heating can also be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of an internal structure of an air sterilizer provided in a first embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of the heat exchange body with fins in the air sterilizer shown in FIG. 1;
FIG. 3 is a schematic view, partially in section, of a heat exchange body with fins in the air sanitizer shown in FIG. 1;
FIG. 4 is an enlarged view of area A of FIG. 3;
description of reference numerals:
1-shell, 11-accommodating cavity, 12-air inlet, 13-air outlet, 2-fan, 3-filter screen, 4-heating device, 5-heat exchange body, 51-evaporation section, 52-condensation section, 53-circulation section, 54-first circulation cavity, 55-second circulation cavity, 56-capillary hole, 6-fin, 7-purification device and 8-temperature detection device.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-4, the present embodiment provides an air sterilizer, which includes a housing 1, a blower 2, a filter structure, a heating device 4 and a heat exchange device.
The housing 1 is provided with an accommodating cavity 11, and an air inlet 12 and an air outlet 13 respectively communicated with the accommodating cavity 11.
The blower 2 is disposed in the accommodating chamber 11 and near the air outlet 13, and is configured to draw air from the air inlet 12 and discharge the air from the air outlet 13.
The filtering structure is arranged in the accommodating cavity 11 and used for adsorbing bacteria or viruses and the like. The specific structure form of the filter structure is not limited as long as the filter structure can adsorb substances such as bacteria or viruses which need to be adsorbed and filtered. The filtration in this embodiment is filter screen 3, specifically, is the HEPA filter screen.
The heating device 4 is arranged in the accommodating cavity 11 and used for heating the filtering structure. The specific structural form of the heating device 4 is not limited as long as the heating of the filtering structure can be realized, and the heating device 4 in this embodiment is a heating body.
The heat exchange device is arranged in the accommodating cavity 11 and comprises at least one heat exchange body 5, a heat exchange medium is arranged in the heat exchange body 5, and the heat exchange body 5 extends along the direction from the air inlet 12 to the air outlet 13; and the distance between one end of the heat exchange body 5 close to the air outlet 13 and the air outlet 13 is smaller than the distance between the filtering structure and the air outlet 13. Thus, the part of the heat exchange body 5, which is close to the air outlet 13 and exceeds the filtering structure, forms a first heat exchange space.
In this embodiment, one end of the heat exchange body 5 close to the air outlet 13 is an evaporation section 51, one end close to the air inlet 12 is a condensation section 52, and a circulation section 53 is arranged between the evaporation section 51 and the condensation section 52.
The specific form of the heat exchange medium is not limited, and the heat exchange medium in this embodiment is ethanol. As alternative embodiments, the ethanol may be replaced by acetone, water, ethane, or the like.
The relative position relationship between the heating device 4 and the filtering structure can be various, and in this embodiment, the heating device 4 is located on the side of the filtering structure facing the air inlet 12. Therefore, air entering from the air inlet 12 is heated by the heating device 4 and then reaches the filtering structure, on one hand, hot air heated by the heating device 4 can further heat the filtering structure, and compared with the method that the filtering structure is heated by the heating device 4, the efficiency of heating the filtering structure can be improved; on the other hand, the air is filtered by filtration after heating device 4 heats, compare earlier by filtration filter pass through heating device 4 again, can reduce the temperature by the air before 13 exhaust of air outlet to do benefit to the air cooling to 13 exhaust of air outlet more fast, make exhaust air be the lower air of temperature. As an alternative embodiment, the heating device 4 can also be located on the side of the filter structure facing the outlet opening 13.
The heating device 4 and the filter structure may be arranged in contact with each other or at intervals. The heating means 4 in this embodiment are arranged spaced apart from the filter structure.
In this embodiment, a distance between one end of the heat exchange body 5 close to the air inlet 12 and the air inlet 12 is smaller than a distance between the heating device 4 and the air inlet 12. So that the part of the heat exchange body 5 near the air inlet 12, which exceeds the filter structure, forms a second heat exchange space. Because the heat transfer medium that is located heat transfer body 5 and is close to one end of air outlet 13 after with treating the exhaust air heat transfer, can carry the heat and flow to the one end that heat transfer body 5 is close to air outlet 13, therefore, through making the distance between one end that heat transfer body 5 is close to air intake 12 and air intake 12, be less than the distance between heating device 4 and air intake 12, can make and carry the heat and flow to the heat transfer medium that heat transfer body 5 is close to one end of air intake 12 and the air before being heated by heating device 4 and carry out the heat transfer, thereby preheat the air before being heated by heating device 4, can carry out make full use of to the heat transfer waste heat that is close to air outlet 13 on the one hand like this, avoid the energy waste, on the other hand can reduce heating device.
The specific heat exchange mode of the heat exchange medium and the air can be various, for example, the heat exchange medium can be subjected to state change, or only heating or cooling without the state change. In this embodiment, heat transfer medium is the liquid initially, becomes gaseous when carrying out the heat transfer and absorbing heat with gas after filtering, and gaseous heat transfer medium becomes liquid when heat release with the air heat transfer before the heating. The heat exchange with the change of the state can improve the heat exchange efficiency.
In the present embodiment, a first circulation chamber 54 and a second circulation chamber 55 are arranged in the heat exchange body 5, and both ends of the first circulation chamber 54 are communicated with the second circulation chamber 55 through capillary holes 56. Thus, when the gaseous heat exchange medium in the first circulation cavity 54 flows from the end of the first circulation cavity 54 close to the air outlet 13 to the end close to the air inlet 12, and releases heat to condense the air at the air inlet 12 into a liquid state, the gaseous heat exchange medium can enter the second circulation cavity 55 through the capillary holes 56, flow from the end of the second circulation cavity 55 close to the air inlet 12 to the end close to the air outlet 13, and change into a gaseous state through heat exchange with the filtered air, and then enter the first circulation cavity 54 from the capillary holes 56, so that the reciprocating circulation of the heat exchange medium in the first circulation cavity 54 and the second circulation cavity 55 is realized.
The specific extending direction of the capillary holes 56 is not limited, and the extending direction of the capillary holes 56 in the embodiment is perpendicular to the extending direction of the heat exchange body 5. This accelerates the circulation of the heat exchange medium between the first circulation chamber 54 and the second circulation chamber 55.
The specific shapes of the first circulation chamber 54 and the second circulation chamber 55 are not limited, and in this embodiment, the second circulation chamber 55 is an annular chamber surrounding the first circulation chamber 54, and the capillary 56 is provided on the wall of the first circulation chamber 54.
The cavity walls at the two ends of the first circulation cavity 54 are respectively provided with a plurality of capillary holes 56, and the capillary holes 56 on the cavity wall at each end are distributed along the circumferential direction of the cavity wall of the first circulation cavity 54. This also has the effect of accelerating the flow of the heat exchange medium between the first flow-through chamber 54 and the second flow-through chamber 55.
In order to realize that the liquid heat exchange medium entering the second circulation cavity 55 flows from the end of the second circulation cavity 55 close to the air inlet 12 to the end close to the air outlet 13, the second circulation cavity 55 in this embodiment is a tube cavity of a capillary tube. As an alternative embodiment, the second circulation chamber 55 may not be a tube cavity of a capillary, but a plurality of capillaries may be disposed between one end of the human circulation chamber near the air outlet 13 and one end near the air inlet 12, so that the liquid heat exchange medium entering the second circulation chamber 55 may also flow from one end of the second circulation chamber 55 near the air inlet 12 to one end near the air outlet 13.
In order to accelerate the cooling of the filtered air and the waste heat of the air before heating, in this embodiment, the heat exchange device comprises two heat exchange bodies 5 respectively arranged at two ends of the filtering structure. As an alternative embodiment, the heat exchange device may also comprise only one heat exchange body 5, provided at one end of the filter structure. As an alternative embodiment, the heat exchange device may also comprise only one heat exchange body 5, which heat exchange body 5 is ring-shaped and surrounds the filter structure and the outside of the heating device 4.
In this embodiment, the heat exchanging device further comprises a plurality of fins 6, and the fins 6 are at least arranged on one side of the heat exchanging body 5 facing the filtering structure. Through setting up fin 6, can increase heat transfer area to improve the heat exchange efficiency between heat transfer device and the air.
Specifically, the fins 6 are arranged at two ends of the heat exchange body 5; the fins 6 arranged at one end of the heat exchange body 5 close to the air outlet 13 are positioned at one side of the filtering structure facing the air outlet 13 and are arranged at intervals with the filtering structure; the fins 6 arranged at one end of the heat exchange body 5 close to the air inlet 12 are positioned at one side of the filtering structure facing the air inlet 12 and are arranged at intervals with the filtering structure. Therefore, the heat exchange efficiency of the filtered air and the end, close to the air outlet 13, of the heat exchange device can be improved, and the heat exchange efficiency of the air and the end, close to the air inlet 12, of the heat exchange device before heating can also be improved.
The air sterilizer provided in this embodiment further includes a purifying device 7 disposed in the accommodating chamber 11 and near the air inlet 12. The purification device 7 is used for preliminarily purifying the air before heating and removing dust, impurities and the like gathered by the pores.
The air sterilizer provided in the present embodiment further includes a temperature detection device 8, a first controller, and a second controller.
The temperature detection device 8 is arranged in the accommodating cavity 11 and used for detecting the temperature of the filtering structure and sending out temperature information. The specific form of the temperature detection device 8 is not limited as long as temperature detection can be achieved. The temperature detection device 8 in the present embodiment is a temperature sensor.
The first controller comprises a first comparison module and a first control module, wherein the first comparison module is used for receiving the temperature information and comparing the temperature information with a first preset temperature value; the first control module is used for controlling the fan 2 to rotate in an accelerating mode and/or controlling the heating device 4 to reduce power or stop working when the temperature information is larger than a first preset temperature value. Therefore, the filter structure can be effectively prevented from being damaged due to overhigh temperature. The first preset temperature is a temperature which may damage the filter net 3 if the temperature is exceeded for a long time. The first preset temperature value is preferably in a range of 65 ℃ to 70 ℃, and specifically, the first preset temperature value in this embodiment is 70 ℃.
The second controller comprises a second comparison module and a second control module, and the second comparison module is used for receiving the temperature information and comparing the temperature information with a second preset temperature value; the second control module is used for controlling the fan 2 to rotate in a speed reducing mode and/or controlling the heating device 4 to increase power when the temperature information is smaller than a second preset temperature value. This ensures effective inactivation of bacteria or viruses, etc. which are adsorbed on the filter structure. Wherein, the second preset temperature refers to a temperature capable of inactivating viruses or bacteria. The second preset temperature value is preferably in the range of 56 ℃ to 64 ℃, and specifically, the second preset temperature value in this embodiment is 56 ℃.
The specific arrangement manner of the temperature detection device 8 is not limited, and the temperature detection device 8 in this embodiment is disposed on the filtering structure. As an alternative embodiment, the temperature detection device 8 may also be disposed on another structure in the accommodating cavity 11, and the value ranges of the first preset temperature value and the second preset temperature value are correspondingly adjusted according to different positions of the temperature detection device 8 in the accommodating cavity 11.
As an alternative embodiment, the air sterilizer may be replaced with another air treatment device such as an air cleaner.
When in use, under the action of the fan 2, air enters the accommodating cavity 11 from the air inlet 12, and exchanges heat with the heat exchange medium at one end of the heat exchange body 5 close to the air inlet 12 in the second heat exchange space, so that the heat exchange medium is preheated and heated, then the air is heated by the heating device 4, the filtering structure is heated after being heated, meanwhile, the air is filtered by the filtering structure, the filtered air exchanges heat with the heat exchange medium at one end of the heat exchange body 5 close to the air outlet 13 in the first heat exchange space, and then the heat exchange medium absorbs heat and cools, then, the air is discharged from the air outlet 13, so that the discharged air is air with lower temperature, a user does not feel sultry in hot weather, the user experience is improved, the heat exchange waste heat close to the air outlet 13 can be fully utilized, the energy waste is avoided, and the energy consumption of the heating device 4 is reduced; meanwhile, after the air at the end of the first circulation cavity 54 close to the air inlet 12 exchanges heat, the air is condensed into a liquid state and enters the second circulation cavity 55 through the capillary hole 56, and then is sucked to the end of the second circulation cavity 55 close to the air outlet 13 through the second circulation cavity 55 serving as a capillary tube cavity under the capillary action, and exchanges heat with the hot air filtered by the filter structure at the end, so that the hot air is changed into a gaseous state, and then enters the first circulation cavity 54 through the capillary hole 56 at the end of the heat exchange body 5 close to the air outlet 13, and the gaseous heat exchange medium in the first circulation cavity 54 absorbs heat and expands so that the gaseous heat exchange medium flows to the end of the first circulation cavity 54 close to the air inlet 12, so that a heat releasing and absorbing cycle of the heat exchange medium is completed.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (21)
1. An air treatment device, comprising:
the air conditioner comprises a shell (1) and a fan, wherein the shell is provided with an accommodating cavity (11), and an air inlet (12) and an air outlet (13) which are respectively communicated with the accommodating cavity (11);
the filtering structure is arranged in the accommodating cavity (11);
the heating device (4) is arranged in the accommodating cavity (11) and is used for heating the filtering structure;
the heat exchange device is arranged in the accommodating cavity (11) and comprises at least one heat exchange body (5), a heat exchange medium is arranged in the heat exchange body (5), and the heat exchange body (5) extends along the direction from the air inlet (12) to the air outlet (13); and the distance between one end of the heat exchange body (5) close to the air outlet (13) and the air outlet (13) is smaller than the distance between the filtering structure and the air outlet (13).
2. An air treatment unit according to claim 1, characterized in that the heating device (4) is located on the side of the filter structure facing the air inlet (12).
3. An air treatment device according to claim 2, characterized in that the heating device (4) is arranged spaced from the filter structure.
4. An air treatment device according to claim 3, characterized in that the distance between the end of the heat exchange body (5) close to the air inlet (12) and the air inlet (12) is smaller than the distance between the heating device (4) and the air inlet (12).
5. An air treatment device according to any one of claims 1-4, characterized in that a first circulation cavity (54) and a second circulation cavity (55) are arranged in the heat exchange body (5), and both ends of the first circulation cavity (54) are communicated with the second circulation cavity (55) through capillary holes (56).
6. An air treatment device according to claim 5, characterized in that the capillary openings (56) extend in a direction perpendicular to the extension of the heat exchange body (5).
7. An air treatment device according to claim 5, characterized in that the second circulation chamber (55) is an annular chamber surrounding the first circulation chamber (54), and the capillary holes (56) are provided in the wall of the first circulation chamber (54).
8. The air treatment device according to claim 7, wherein the capillary holes (56) are respectively formed in the cavity walls at the two ends of the first circulation cavity (54), and the capillary holes (56) in the cavity wall at each end are distributed along the circumferential direction of the cavity wall of the first circulation cavity (54).
9. An air treatment device according to claim 5, characterized in that the second flow-through cavity (55) is the lumen of a capillary tube.
10. An air treatment unit according to any of claims 1-4, characterized in that the heat exchange unit comprises two heat exchange bodies (5), which are arranged at each end of the filter structure.
11. An air treatment unit according to any of claims 1-4, characterized in that the heat exchange unit further comprises a plurality of fins (6), which fins (6) are provided at least on the side of the heat exchange body (5) facing the filter structure.
12. An air treatment device according to claim 11, characterized in that the fins (6) are provided at both ends of the heat exchange body (5); the fins (6) arranged at one end of the heat exchange body (5) close to the air outlet (13) are positioned at one side of the filtering structure facing the air outlet (13) and are arranged at intervals with the filtering structure; the fin (6) arranged at one end, close to the air inlet (12), of the heat exchange body (5) is located on one side, facing the air inlet (12), of the filtering structure, and is arranged at intervals with the filtering structure.
13. An air treatment device according to any of claims 1-4, characterized in that the filter structure is a sieve (3).
14. An air treatment device according to claim 13, characterized in that the screen (3) is a HEPA screen.
15. An air treatment device according to any of claims 1-4, characterized in that the heat exchange medium is ethanol or acetone or water or ethane.
16. An air treatment device according to any of claims 1-4, further comprising a purification device (7) arranged in the receiving chamber (11) and adjacent to the air inlet (12).
17. An air treatment unit as claimed in any one of claims 1 to 4, characterized by further comprising a blower (2) disposed in the housing chamber (11) and adjacent to the outlet opening (13).
18. The air treatment device of claim 17, further comprising:
the temperature detection device (8) is arranged in the accommodating cavity (11) and is used for detecting the temperature of the filtering structure and sending temperature information;
the first controller comprises a first comparison module and a first control module, wherein the first comparison module is used for receiving the temperature information and comparing the temperature information with a first preset temperature value; the first control module is used for controlling the fan (2) to rotate in an accelerating mode and/or controlling the heating device (4) to reduce power or stop working when the temperature information is larger than the first preset temperature value.
19. The air treatment device of claim 18, further comprising: the second controller comprises a second comparison module and a second control module, and the second comparison module is used for receiving the temperature information and comparing the temperature information with a second preset temperature value; and the second control module is used for controlling the fan (2) to rotate in a decelerating manner and/or controlling the heating device (4) to increase power when the temperature information is less than the second preset temperature value.
20. An air treatment unit as claimed in claim 18, characterized in that the temperature detection means (8) are provided on the filter structure.
21. An air treatment device according to any of claims 1-4, wherein the air treatment device is an air sanitizer or an air purifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021498733.XU CN212252983U (en) | 2020-07-23 | 2020-07-23 | Air treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021498733.XU CN212252983U (en) | 2020-07-23 | 2020-07-23 | Air treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212252983U true CN212252983U (en) | 2020-12-29 |
Family
ID=73980292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021498733.XU Active CN212252983U (en) | 2020-07-23 | 2020-07-23 | Air treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212252983U (en) |
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2020
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