CN111578474A - Sterilizing filter component, air processing device and control method of air conditioner - Google Patents
Sterilizing filter component, air processing device and control method of air conditioner Download PDFInfo
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- CN111578474A CN111578474A CN202010446442.4A CN202010446442A CN111578474A CN 111578474 A CN111578474 A CN 111578474A CN 202010446442 A CN202010446442 A CN 202010446442A CN 111578474 A CN111578474 A CN 111578474A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/04—Heat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0028—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions provided with antibacterial or antifungal means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
- B01D2279/50—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for air conditioning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
- B01D2279/65—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for the sterilisation of air
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- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention discloses a sterilizing filter component, an air treatment device and a control method of an air conditioner. According to the sterilization filter component, the heating element and the refrigerating element are arranged on two opposite sides of the filter screen in the thickness direction, the filter screen can filter dust in air flow flowing through the filter screen, the filter screen is heated by the heating element to kill virus bacteria attached to the filter screen at high temperature, the filter screen is cooled by the refrigerating element to inhibit the virus bacteria attached to the filter screen at low temperature, and therefore sterilization and bacteriostasis of the sterilization filter component and the air flow flowing through the sterilization filter component are achieved, and when the sterilization filter component is used in an air conditioner, the refrigerating/heating performance of the air conditioner can be improved.
Description
Technical Field
The invention relates to the field of air treatment equipment, in particular to a sterilizing and filtering component, an air treatment device and a control method of an air conditioner.
Background
In the related art, the air conditioner with the sterilization function usually achieves the sterilization effect through the continuous high temperature of the evaporator, however, a large amount of dust is easily gathered on a filter screen of the air conditioner, and virus and bacteria on the filter screen cannot be effectively killed, so that the health of a user is harmed.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the sterilizing and filtering component which can realize sterilization and bacteriostasis of the sterilizing and filtering component and air flow passing through the sterilizing and filtering component, and can improve the refrigerating/heating performance of the air conditioner when the sterilizing and filtering component is used in the air conditioner.
The invention also provides an air treatment device with the sterilizing and filtering component.
The invention also provides a control method of the air conditioner.
A sterilizing filter element according to an embodiment of the first aspect of the present invention includes a sterilizing filter body including: a filter screen; heating member and refrigeration piece, the heating member with the refrigeration piece is established the ascending relative both sides of thickness direction of filter screen, the heating member can be right the filter screen heating, the refrigeration piece can be right the filter screen cooling.
According to the sterilization filter component, the heating element and the refrigerating element are arranged on two opposite sides of the filter screen in the thickness direction, the filter screen can filter dust in air flow flowing through the filter screen, the filter screen is heated by the heating element to kill virus bacteria attached to the filter screen at high temperature, the filter screen is cooled by the refrigerating element to inhibit the virus bacteria attached to the filter screen at low temperature, and therefore sterilization and bacteriostasis of the sterilization filter component and the air flow flowing through the sterilization filter component are achieved, and when the sterilization filter component is used in an air conditioner, the refrigerating/heating performance of the air conditioner can be improved.
According to some embodiments of the invention, the cooling member is a gas-permeable semiconductor cooling sheet.
According to some embodiments of the invention, the heating member is an electric heating wire.
According to some embodiments of the invention, the sterilizing filtration unit comprises: the outer frame is sleeved on the outer peripheral side of the sterilizing and filtering body and is an insulating part and/or the outer frame is a heat insulating part.
An air treatment device according to an embodiment of the second aspect of the present invention includes: a sterilizing filter element according to the above embodiment of the first aspect of the invention, said sterilizing filter element being provided at an air inlet of said air treatment device; and/or the sterilizing filter component is arranged at the air outlet of the air treatment device.
According to the air treatment device, the sterilization and bacteriostasis of the sterilization and filtration component and the air flow passing through the sterilization and filtration component are realized by arranging the sterilization and filtration component, and when the air treatment device is an air conditioner, the refrigerating/heating performance of the air treatment device can be improved.
According to some embodiments of the invention, the sterilizing filter member is provided at an air inlet of the air treatment device, and the heating member is located at a side of the filter screen adjacent to a center of the air treatment device.
According to some embodiments of the invention, the air handling unit is an air conditioner having a cooling mode and a heating mode, the cooling element being active and the heating element being inactive when the air conditioner is in the cooling mode; when the air conditioner is in the heating mode, the heating element is operated and the cooling element is not operated.
According to a control method of an air conditioner provided by an embodiment of a third aspect of the present invention, the air conditioner has a cooling mode and a heating mode, the air conditioner includes a casing, a heat exchanger component, a fan component and a sterilizing filter component, an air inlet and an air outlet are formed on the casing, the heat exchanger component and the fan component are both arranged in the casing, the sterilizing filter component is the sterilizing filter component according to the embodiment of the first aspect of the present invention, and the sterilizing filter component is arranged at the air inlet and/or the air outlet, the control method includes the following steps: controlling the air conditioner to enter a disinfection and sterilization mode; judging whether the air conditioner is in a refrigeration mode, and if the air conditioner is in the refrigeration mode, controlling the refrigeration piece to work and the heating piece not to work; and if the air conditioner is in the heating mode, controlling the heating element to work and the refrigerating element not to work.
According to the control method of the air conditioner, the sterilization and bacteriostasis of the sterilization and filtration component and the air flow passing through the sterilization and filtration component are realized by controlling the operation of the sterilization and filtration component, and the refrigeration/heating performance of the air conditioner can be improved.
According to some embodiments of the present invention, after the air conditioner enters the sterilization mode, it is determined whether an operation time of the air conditioner reaches a set sterilization time, if so, the air conditioner is controlled to exit the sterilization mode, otherwise, the air conditioner continues to operate in the sterilization mode, wherein the set sterilization time is counted after the air conditioner enters the sterilization mode.
Optionally, the value range of the set sterilization time is 10-60 min.
According to some embodiments of the present invention, after the air conditioner enters the sterilization mode, the temperature of the filter screen is detected in real time, and in the cooling mode, whether the temperature of the filter screen is lower than a first set temperature is determined, if so, the air conditioner is controlled to exit the sterilization mode, otherwise, the air conditioner continues to operate in the sterilization mode; and judging whether the temperature of the filter screen is higher than a second set temperature or not in the heating mode, if so, controlling the air conditioner to exit the virus killing and bacteria removing mode, otherwise, continuously operating the air conditioner in the virus killing and bacteria removing mode, wherein the second set temperature is higher than the first set temperature.
Optionally, the first set temperature is not higher than-10 ℃ and the second set temperature is not lower than 65 ℃.
According to some embodiments of the present invention, after the air conditioner enters the sterilization mode, if the air conditioner is in the cooling mode, the thickness of the frost layer on the cooling member is detected, and it is determined whether the thickness of the frost layer is greater than 5mm, if so, the air conditioner is controlled to exit the sterilization mode, otherwise, the air conditioner continues to operate in the sterilization mode.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a sterilizing filter assembly according to some embodiments of the present invention;
FIG. 2 is a side view of a portion of the construction of a sterilizing filter assembly according to some embodiments of the present invention;
fig. 3 is a flowchart of a control method of an air conditioner according to some embodiments of the present invention.
Reference numerals:
a sterilizing filter member 100;
a sterilizing filter body 10;
a filter screen 1;
a heating member 2;
a refrigerating element 3;
an outer frame 4;
a wire 5;
and a terminal 6.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The sterilizing filter element 100 according to an embodiment of the present invention is described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, a sterilizing filter component 100 according to an embodiment of the first aspect of the present invention includes a sterilizing filter body 10, where the sterilizing filter body 10 includes a filter screen 1, a heating element 2 and a cooling element 3, the filter screen 1 may filter dust in an air flow passing through the filter screen 1, so that the dust is intercepted on the filter screen 1, and thus viral bacteria attached to the dust may also be intercepted, so that the air flow filtered by the filter screen 1 is fresh and healthy, for example, the filter screen 1 may be a steel wire mesh.
The heating element 2 and the refrigerating element 3 are arranged on opposite sides of the thickness direction of the filter screen 1, for example, in the direction of air flow, the heating element 2 is positioned upstream of the filter screen 1, and the refrigerating element 3 is positioned downstream of the filter screen 1; or in the direction of flow of the air flow, the cooling element 3 is located upstream of the filter screen 1 and the heating element 2 is located downstream of the filter screen 1. The heating member 2 can heat the filter screen 1 for the filter screen 1 heaies up and reaches the temperature of killing virus bacterium, makes attached to the virus bacterium on the filter screen 1 obtain effectual killing, can kill the virus bacterium in the air current simultaneously, makes the air current fresh and healthy after the body 10 is filtered in the degerming. Refrigeration piece 3 can be to filter screen 1 cooling for filter screen 1 reaches the temperature of inhibiting virus bacterium activity and killing a part of not low temperature resistant virus bacterium, can kill or restrain the virus bacterium in the air current simultaneously, makes the air current fresh and healthy after degerming filters body 10.
The sterilizing filter element 100 may be applied to an air treatment device such as an air conditioner. When the sterilizing and filtering component 100 is applied to the air conditioner, when the air conditioner is operated in a heating mode, the filter screen 1 is heated by the heating component 2, so that sterilization of the sterilizing and filtering component 100 and air flow flowing through the sterilizing and filtering component 100 can be realized, the air flow inside the air conditioner can be heated, and the heating performance of the air conditioner is improved. When the air conditioner refrigeration mode was operated, through the refrigeration piece 3 to filter screen 1 cooling, can not only realize sterilizing bacteriostasis to degerming filter unit 100 and the air current of flowing through degerming filter unit 100, can cool down the inside air current of air conditioner in addition, promote the refrigeration performance of air conditioner.
According to the sterilization filter component 100, the heating element 2 and the refrigerating element 3 are arranged on two opposite sides of the filter screen 1 in the thickness direction, the filter screen 1 can filter dust in air flow flowing through the filter screen 1, the filter screen 1 is heated through the heating element 2, virus and bacteria attached to the filter screen 1 can be killed at high temperature, the filter screen 1 is cooled through the refrigerating element 3, the virus and bacteria attached to the filter screen 1 can be inhibited at low temperature, sterilization and bacteriostasis of the sterilization filter component 100 and the air flow flowing through the sterilization filter component 100 are achieved, and when the sterilization filter component 100 is used in an air conditioner, the refrigerating/heating performance of the air conditioner can be improved.
Referring to fig. 1 and 2, according to some embodiments of the present invention, the cooling member 3 is a semiconductor cooling plate having air permeability, so that an air flow can smoothly pass through the cooling member 3, and the semiconductor cooling plate has a simple structure, is convenient to cool, and can rapidly cool the filter screen 1. When the sterilizing filter unit 100 is applied to an air-handling device such as an air conditioner, the semiconductor chilling plate and an electric control board of the air-handling device may be connected by a wire 5 to supply power to the semiconductor chilling plate. For example, the end of the wire 5 has a terminal 6, the terminal 6 being adapted to be connected to a connection terminal on the electronic control board.
Referring to fig. 1 and 2, according to some embodiments of the present invention, the heating member 2 is an electric heating wire, so that the heating member 2 has a simple structure and can rapidly heat the filter screen 1, and the heating member 2 has a small blocking effect on the air flow, so that the air flow can smoothly flow. When the sterilizing filter element 100 is used in an air treatment device, such as an air conditioner, the electrical heating wire and the electronic control board of the air treatment device may be connected by a wire 5 to supply power to the electrical heating wire. For example, the end of the wire 5 has a terminal 6, the terminal 6 being adapted to be connected to a connection terminal on the electronic control board.
Referring to fig. 1 and 2, according to some embodiments of the present invention, the sterilizing filter component 100 includes an outer frame 4, the outer frame 4 is disposed on an outer periphery of the sterilizing filter body 10, the outer frame 4 is an insulating member and/or the outer frame 4 is a heat insulating member, for example, the outer frame 4 is an insulating member, or the outer frame 4 is a heat insulating member, or the outer frame 4 is an insulating member and the outer frame 4 is a heat insulating member, when the sterilizing filter component 100 is applied to an air processing device such as an air conditioner, and the outer frame 4 is an insulating member, the sterilizing filter component 100 can be prevented from electric leakage, and the safety of the air conditioner can be improved. When the outer frame 4 is a heat insulator, the sterilization filter member 100, which is too cold or too hot, can be prevented from damaging other components of the air conditioner. Meanwhile, the outer frame 4 protects the sterilizing filter body 10, and the overall structural strength of the sterilizing filter member 100 is improved.
Referring to fig. 1 and 2, an air treatment device according to a second aspect of the present invention includes a sterilizing filter element 100 according to the first aspect of the present invention, the sterilizing filter element 100 being disposed at an air inlet of the air treatment device; and/or, the sterilizing filter component 100 is arranged at the air outlet of the air processing device. For example, the sterilizing filter unit 100 is provided at an air inlet of the air treatment device; or the sterilizing filter component 100 is arranged at the air outlet of the air processing device; alternatively, the sterilizing filter member 100 is disposed at the air inlet of the air processing device, and the sterilizing filter member 100 is disposed at the air outlet of the air processing device. The degerming filter element 100 arranged at the air inlet of the air treatment device can effectively sterilize and bacteriostasis the inlet air, prevent bacteria and viruses from entering the air treatment device, and simultaneously can preliminarily adjust the temperature of the inlet air, and when the air treatment device is an air conditioner, the refrigeration/heating performance of the air conditioner can be improved by adjusting the temperature of the inlet air. The degerming filtering component 100 arranged at the air outlet of the air treatment device can effectively sterilize and bacteriostatically control the air outlet, and can adjust the temperature of the air outlet, and when the air treatment device is an air conditioner, the refrigeration/heating performance of the air conditioner can be improved by adjusting the temperature of the air outlet.
According to the air treatment device, the sterilizing and bacteriostasis of the sterilizing and filtering component 100 and the air flow passing through the sterilizing and filtering component 100 are realized by arranging the sterilizing and filtering component 100, and when the air treatment equipment is an air conditioner, the refrigerating/heating performance of the air treatment device can be improved.
Referring to fig. 1 and 2, according to some embodiments of the present invention, the sterilizing filter element 100 is disposed at an air inlet of an air treatment device, and can effectively sterilize and bacteriostatically filter the inlet air, prevent bacterial viruses from entering the air treatment device, and primarily adjust the temperature of the inlet air, and when the air treatment device is an air conditioner, the cooling/heating performance of the air conditioner can be improved by adjusting the temperature of the inlet air. The heating member 2 is located one side of the center of the adjacent air treatment device of the filter screen 1, and can avoid the heating member 2 of high temperature to expose in the outside of the filter screen 1, prevent the user from being scalded by the heating member 2 of high temperature, and the heating member 2 can also prevent electric leakage when being an electric heating wire, thereby improving the safety of the sterilizing filter component 100.
Referring to fig. 1 and 2, according to some embodiments of the present invention, the air processing apparatus is an air conditioner, the air conditioner has a cooling mode and a heating mode, when the air conditioner is in the cooling mode, the cooling element 3 operates and the heating element 2 does not operate, the filter screen 1 is cooled by the cooling element 3, and virus and bacteria attached to the filter screen 1 can be suppressed at a low temperature, so that sterilization and bacteriostasis of the sterilizing filter component 100 and the air flow passing through the sterilizing filter component 100 are realized, and the cooling performance of the air conditioner can be improved by cooling the air flow by the sterilizing filter component 100. When the air conditioner is in the mode of heating, heating member 2 work and refrigeration 3 are out of work, through heating member 2 to filter screen 1 heating, can kill the virus bacterium of attached on filter screen 1 by high temperature to the realization is to the sterilization of degerming filter unit 100 and the air current of the degerming filter unit 100 of flowing through, can also promote the heating performance of air conditioner to the air current heating through degerming filter unit 100.
Referring to fig. 1 to 3, a method for controlling an air conditioner according to a third aspect of the present invention, the air conditioner having a cooling mode and a heating mode, includes a cabinet, a heat exchanger part, a fan part, and a sterilizing filter part 100, the cabinet having an air inlet and an air outlet formed thereon, the heat exchanger part and the fan part being disposed in the cabinet. The fan part can drive airflow to enter the air conditioner from the air inlet, and after the airflow exchanges heat with the heat exchanger part, the fan part drives the airflow to be discharged from the air outlet. The air conditioner can be a split floor type air conditioner, a split wall type air conditioner or a central air conditioner.
The sterilizing filter member 100 is a sterilizing filter member 100 according to the above-described embodiment of the first aspect of the invention, the sterilizing filter member 100 being provided at the air inlet and/or the air outlet. For example, the sterilizing filter unit 100 is provided at an air inlet of the air treatment device; or the sterilizing and filtering component 100 is arranged at the air inlet of the air treatment device; alternatively, the sterilizing filter member 100 is provided at the air inlet of the air processing apparatus, and the sterilizing filter member 100 is provided at the air inlet of the air processing apparatus. The degerming filter element 100 arranged at the air inlet of the air treatment device can effectively sterilize and bacteriostasis the inlet air, prevent bacteria and viruses from entering the air treatment device, simultaneously can preliminarily adjust the temperature of the inlet air, and improve the refrigeration/heating performance of the air treatment device. The degerming filtering component 100 arranged at the air outlet of the air treatment device can effectively sterilize and bacteriostatically sterilize the outlet air, and can adjust the temperature of the outlet air and improve the refrigeration/heating performance of the air treatment device.
The control method of the air conditioner comprises the following steps:
the air conditioner is controlled to enter the antivirus and degerming mode, the air conditioner can be controlled to enter the antivirus and degerming mode by inputting an instruction by a user, for example, the user presses a remote controller through a key to control the air conditioner to enter the antivirus and degerming mode, the air conditioner can be automatically started to run for a period of time according to a program to enter the antivirus and degerming mode, or the air conditioner can be controlled to enter the antivirus and degerming mode according to data such as air quality detection and the like after the air conditioner is started;
judging whether the air conditioner is in a refrigeration mode, if the air conditioner is in the refrigeration mode, controlling the refrigeration piece 3 to work and the heating piece 2 not to work, cooling the filter screen 1 through the refrigeration piece 3, and inhibiting virus and bacteria attached to the filter screen 1 at low temperature, so that sterilization and bacteriostasis of the sterilization filter component 100 and air flow flowing through the sterilization filter component 100 are realized, and the refrigeration performance of the air conditioner can be improved by cooling the air flow through the sterilization filter component 100; if the air conditioner is in the mode of heating, control heating member 2 work and refrigeration 3 are out of work, through heating member 2 to filter screen 1 heating, can high temperature kill the virus bacterium of attached on filter screen 1 to the realization is to the sterilization of degerming filter unit 100 and the air current of degerming filter unit 100 of flowing through, can also promote the heating performance of air conditioner to the air current heating through degerming filter unit 100. According to the control method, the sterilization and bacteriostasis of the sterilization and filtration component 100 and the air flow flowing through the sterilization and filtration component 100 are realized by controlling the operation of the sterilization and filtration component 100 on the premise of meeting the temperature regulation requirement of a user, and the refrigeration/heating performance of the air treatment device can be improved.
According to the control method of the air conditioner, the sterilization and bacteriostasis of the sterilization and filtration component 100 and the air flow passing through the sterilization and filtration component 100 are realized by controlling the sterilization and filtration component 100 to operate, and the refrigeration/heating performance of the air conditioner can be improved.
Referring to fig. 1 to 3, according to some embodiments of the present invention, after the air conditioner enters the sterilization mode, it is determined whether the operation time t of the air conditioner reaches the set sterilization time t0, if so, the air conditioner is controlled to exit the sterilization mode, otherwise, the air conditioner continues to operate in the sterilization mode, wherein the set sterilization time t0 is counted after the air conditioner enters the sterilization mode. This kind of design can guarantee that the air conditioner obtains abundant virus killing degerming effect, and the air conditioner runs the back for enough time under virus killing degerming mode simultaneously, and the air conditioner in time withdraws from virus killing degerming mode, prevents that degerming filtering component 100 from overheated and damaging for a long time, perhaps prevents that degerming filtering component 100 from long-time supercooling from causing to control to produce thicker frost layer on degerming filtering component 100, can avoid the great hindrance effect of frost layer to the air current and produce the noise, thereby the reliability of air conditioner has been improved.
Referring to fig. 1 to 3, optionally, the sterilization time t0 is set to be in a range of 10 to 60 min. By limiting the set sterilization time t0 in a proper range, the air conditioner can be ensured to obtain a sufficient sterilization effect, and the sterilization filtering component 100 is prevented from being damaged due to overheating for a long time or the sterilization filtering component 100 is prevented from being supercooled for a long time to generate a thick frost layer on the control sterilization filtering component 100, so that the frost layer can be prevented from generating noise and having a large blocking effect on air flow, and the reliability of the air conditioner is improved.
Referring to fig. 1 to 3, according to some embodiments of the present invention, after the air conditioner enters the sterilization mode, the temperature T of the filter screen 1 is detected in real time, it is determined whether the temperature T of the filter screen 1 is lower than a first set temperature T1 in the cooling mode, if so, the air conditioner is controlled to exit the sterilization mode, otherwise, the air conditioner continues to operate in the sterilization mode, and this design prevents the sterilization filter component 100 from generating a thick frost layer on the sterilization filter component 100 due to long-time supercooling while ensuring that the air conditioner obtains a sufficient sterilization effect, so as to avoid a large obstruction of the frost layer on the air flow and generate noise, thereby improving the reliability of the air conditioner.
Judging under the heating mode whether the temperature T of filter screen 1 is higher than second settlement temperature T2, if yes, then controlling the air conditioner and withdrawing from the sterilization mode, if not the air conditioner continues to operate under the sterilization mode, this kind of design is when guaranteeing that the air conditioner obtains abundant sterilization effect, prevents that filter screen 1 temperature is too high and damage other parts of air conditioner, wherein second settlement temperature T2 is higher than first settlement temperature T1, can guarantee the effectual high temperature sterilization of sterilization filter part 100.
Referring to fig. 1 to 3, optionally, the first set temperature T1 is not higher than-10 ℃, for example, the first set temperature T1 is lower than-10 ℃, or the first set temperature T1 is equal to-10 ℃, so that the sterilizing and filtering component 100 can reach a low temperature that effectively inhibits the activity of viruses and bacteria, and at the same time, the temperature of the sterilizing and filtering component 100 can be prevented from being too low, so as to prevent the sterilizing and filtering component 100 from being too cold for a long time to generate a thick frost layer on the sterilizing and filtering component 100, and prevent the frost layer from generating a large obstruction to the airflow and generating noise, thereby improving the reliability of the air conditioner. For example, the first set temperature T1 is-20 ℃. The second set temperature T2 is not lower than 65 c, for example, the second set temperature T2 is higher than 65 c, or the second set temperature T2 is equal to 65 c, so that the sterilizing filter member 100 can reach a high temperature effective in sterilizing the activity of virus and bacteria, while preventing the sterilizing filter member 100 from being damaged by overheating for a long time. For example, the second set temperature T2 is 75 ℃.
Referring to fig. 1 to 3, according to some embodiments of the present invention, after the air conditioner enters the sterilization mode, if the air conditioner is in the cooling mode, the cooling element 3 is operated and the heating element 2 is not operated, and frost may be formed on the cooling element 3 during the operation of the cooling element 3, and whether to exit the sterilization mode may be determined by detecting the thickness of a frost layer on the cooling element 3. Specifically, the thickness of the frost layer on the refrigerating piece 3 is detected, whether the thickness of the frost layer is larger than 5mm or not is judged, if yes, the air conditioner is controlled to exit from the virus killing and bacteria removing mode, and if not, the air conditioner continues to operate in the virus killing and bacteria removing mode. This kind of design prevents to produce thicker frost layer on the piece 3 that refrigerates when guaranteeing that the air conditioner obtains abundant antibacterial effect, reduces the hindrance effect of frost layer to the air current, reduces the noise that the air current produced when refrigerating 3 to the reliability of air conditioner has been improved. When the thickness of the frost layer on the refrigerating member 3 is detected, the height sensor for detecting the thickness of the frost layer can be arranged on the sterilizing and filtering component 100, and the thickness of the frost layer on the refrigerating member 3 can also be detected by the infrared distance measuring sensor.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (13)
1. A sterilizing filter element comprising a sterilizing filter body, said sterilizing filter body comprising:
a filter screen;
heating member and refrigeration piece, the heating member with the refrigeration piece is established the ascending relative both sides of thickness direction of filter screen, the heating member can be right the filter screen heating, the refrigeration piece can be right the filter screen cooling.
2. The sterilizing filter assembly of claim 1, wherein the refrigeration is a gas permeable semiconductor refrigeration sheet.
3. The sterilizing filter assembly of claim 1, wherein the heating element is an electrical heating wire.
4. The sterilizing filter element according to any one of claims 1-3, comprising: the outer frame is sleeved on the outer peripheral side of the sterilizing and filtering body and is an insulating part and/or the outer frame is a heat insulating part.
5. An air treatment device, comprising: the sterilizing filter element according to any of claims 1-4, said sterilizing filter element being disposed at an air intake of said air handling device; and/or the sterilizing filter component is arranged at the air outlet of the air treatment device.
6. The air treatment device of claim 5, wherein the sterilizing filter element is disposed at an air inlet of the air treatment device, and the heating element is disposed on a side of the filter screen adjacent to a center of the air treatment device.
7. The air treatment device of claim 5, wherein the air treatment device is an air conditioner having a cooling mode and a heating mode, the cooling element being active and the heating element being inactive when the air conditioner is in the cooling mode; when the air conditioner is in the heating mode, the heating element is operated and the cooling element is not operated.
8. A control method for an air conditioner, wherein the air conditioner has a cooling mode and a heating mode, the air conditioner comprises a casing, a heat exchanger component, a fan component and a sterilizing filter component, an air inlet and an air outlet are formed on the casing, the heat exchanger component and the fan component are both arranged in the casing, the sterilizing filter component is according to any one of claims 1-4, the sterilizing filter component is arranged at the air inlet and/or the air outlet, the control method comprises the following steps:
controlling the air conditioner to enter a disinfection and sterilization mode;
judging whether the air conditioner is in a refrigeration mode, and if the air conditioner is in the refrigeration mode, controlling the refrigeration piece to work and the heating piece not to work; and if the air conditioner is in the heating mode, controlling the heating element to work and the refrigerating element not to work.
9. The method as claimed in claim 8, wherein after the air conditioner enters the disinfection and sterilization mode, determining whether an operation time of the air conditioner reaches a set disinfection time, if so, controlling the air conditioner to exit the disinfection and sterilization mode, otherwise, the air conditioner continues to operate in the disinfection and sterilization mode, wherein the set disinfection time is counted from the time the air conditioner enters the disinfection and sterilization mode.
10. The control method of the air conditioner according to claim 9, wherein the set sterilization time is in a range of 10-60 min.
11. The method of claim 8, wherein the temperature of the filter screen is detected in real time after the air conditioner enters the sterilization mode,
judging whether the temperature of the filter screen is lower than a first set temperature or not in the refrigeration mode, if so, controlling the air conditioner to exit the antivirus sterilization mode, and if not, continuing to operate the air conditioner in the antivirus sterilization mode;
and judging whether the temperature of the filter screen is higher than a second set temperature or not in the heating mode, if so, controlling the air conditioner to exit the virus killing and bacteria removing mode, otherwise, continuing to operate the air conditioner in the virus killing and bacteria removing mode, wherein the second set temperature is higher than the first set temperature.
12. The control method of an air conditioner according to claim 11, wherein the first set temperature is not higher than-10 ℃ and the second set temperature is not lower than 65 ℃.
13. The method according to claim 8, wherein after the air conditioner enters the sterilization mode, if the air conditioner is in a cooling mode, detecting the thickness of the frost layer on the cooling member, and determining whether the thickness of the frost layer is greater than 5mm, if so, controlling the air conditioner to exit the sterilization mode, otherwise, continuing to operate in the sterilization mode.
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