CN105972764B - Method for disinfection and sterilizing unit, air conditioner - Google Patents

Method for disinfection and sterilizing unit, air conditioner Download PDF

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Publication number
CN105972764B
CN105972764B CN201610356113.4A CN201610356113A CN105972764B CN 105972764 B CN105972764 B CN 105972764B CN 201610356113 A CN201610356113 A CN 201610356113A CN 105972764 B CN105972764 B CN 105972764B
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China
Prior art keywords
air conditioner
temperature
sterilization
preset
time
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CN105972764A (en
Inventor
廖荣华
李秉樵
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Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
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Midea Group Co Ltd
Guangdong Midea Refrigeration Equipment Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data

Abstract

The present invention provides a kind of method for disinfection, sterilizing unit and air conditioner for air conditioner, wherein the method for disinfection for air conditioner includes: the sterilization enabled instruction for receiving user, and starts the indoor fan according to the sterilization enabled instruction and work;When the time of indoor fan work reaching the first preset time, close the indoor fan, and opening the four-way valve, the compressor and the outdoor fan makes the air conditioner work increase the temperature of the indoor heat exchanger in heating mode, to execute sterilization operation to the air conditioner.According to the technical solution of the present invention, effectively air conditioner can be sterilized, so that the wind effect with bacterium and bad smell be avoided to promote the usage experience of user to the health of user.

Description

Method for disinfection and sterilizing unit, air conditioner
Technical field
The present invention relates to air conditioner technical fields, in particular to a kind of method for disinfection for air conditioner, Yi Zhongyong In the sterilizing unit and a kind of air conditioner of air conditioner.
Background technique
Currently, most air conditioners can be such that the water in air steams by the refrigeration or dehumidifier operation of several months or one section of long period Vapour condensation (liquefaction process) to air conditioner indoor heat exchanger and air conditioner inner wall on, as shown in Figure 1;In addition, using air-conditioning Hair, kitchen fume of dust, the mankind and animal during device in air etc. accumulate to the indoor heat exchanger, interior of air conditioner It will form attachment on wall, and these moisture and attachment are easy to breed bacterium, and cause every time after a large amount of bacteriums are parasitic Device of turning on the aircondition can all give off an unpleasant smell (i.e. bacterium wind), to seriously affect user's health.
Therefore, how effectively air conditioner to be sterilized, so that the wind effect with bacterium and bad smell be avoided to arrive The health of user promotes the usage experience of user, becomes technical problem urgently to be resolved.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, an object of the present invention is to provide a kind of method for disinfection for air conditioner, it can be effectively right Air conditioner is sterilized, so that the wind effect with bacterium and bad smell be avoided to promote the use of user to the health of user Experience.
It is another object of the present invention to propose a kind of sterilizing unit for air conditioner and have the sterilizing unit Air conditioner.
To realize at least one above-mentioned purpose, according to the embodiment of the first aspect of the invention, propose a kind of for sky The method for disinfection of device is adjusted, the air conditioner includes: indoor heat exchanger, indoor fan, four-way valve, compressor, outdoor fan and leads Aerofoil, the method for disinfection include: the sterilization enabled instruction for receiving user, and start the room according to the sterilization enabled instruction Inner blower work;When the time of indoor fan work reaching the first preset time, the indoor fan is closed, and open The four-way valve, the compressor and the outdoor fan make the air conditioner work increase the indoor heat exchange in heating mode The temperature of device, to execute sterilization operation to the air conditioner.
The method for disinfection for air conditioner of embodiment according to the present invention, when the sterilization enabled instruction for receiving user When, open indoor fan the first preset time of work of air conditioner, the water on inner wall to take away indoor heat exchanger and air conditioner Divide and achieve the purpose that dry air conditioner, is then shut off indoor fan and opens the four-way valve, compressor and outdoor fan of air conditioner So that air conditioner heat-production starting is increased the temperature of indoor heat exchanger, and then sterilization operation is executed to air conditioner, that is, realizes to air conditioner Effective sterilization, promote the usage experience of user.
In this embodiment, the value range of the first preset time is generally 1 minute~15 minutes, and specific value can root Depending on the volume size of air conditioner and the revolving speed size of indoor fan.
The method for disinfection for air conditioner according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, when the temperature of the indoor heat exchanger raises to above the first preset temperature When, sterilization operation is executed to the air conditioner.
In this embodiment it is possible to close air conditioner indoor fan and heating starting after indoor heat exchanger temperature liter When being up to greater than the first preset temperature (reaching effective sterilization temperature), start to execute corresponding sterilization operation, to reach good Bactericidal effect.
Wherein, the value range of the first preset temperature is preferably 45 DEG C~100 DEG C, not because the excessively high damage of temperature is empty Under the premise of the device (the especially device of plastic material) for adjusting device, reach good bactericidal effect, value regard concrete condition and It is fixed.
According to one embodiment of present invention, when the air conditioner work the time of heating mode reach second it is default when Between when, to the air conditioner execute sterilization operation.
In this embodiment it is possible to start after closing the indoor fan of air conditioner and heating the second preset time of starting Corresponding sterilization operation is executed, to reach good bactericidal effect.
The embodiment may insure to be operating abnormally because of air conditioner, and the temperature of indoor heat exchanger is caused to be unable to reach effective sterilization When temperature, sterilization stage can be can smoothly enter into, wherein the value range of the second preset time is preferably 1 minute~5 minutes, I.e. air conditioner heat-production is believed that the temperature of indoor heat exchanger can be used in sterilizing after running the second preset time, and value view is specific Depending on situation.
According to one embodiment of present invention, described that sterilization operation is executed to the air conditioner, it specifically includes: according to default Revolving speed opens the indoor fan;And when the temperature of the indoor heat exchanger is greater than the second preset temperature, close the room Outer blower;When the temperature of the indoor heat exchanger is less than or equal to third preset temperature, the outdoor fan is opened, wherein Second preset temperature is greater than the third preset temperature.
In this embodiment, when executing sterilization operation to air conditioner, in particular it is required that according in preset rotation speed opening chamber Blower, the preset rotation speed make indoor fan be in slow-speed of revolution operating status, and value range is 300r/min~850r/min, are subtracting The hot-air in air conditioner can be made to flow the bacterium on the inner wall for removing air conditioner while the radiating rate of small indoor heat exchanger, Value is depending on the circumstances;In addition, during being sterilized, since the slow-speed of revolution operating of indoor fan makes heat exchange not It is good, need the temperature of real-time detection indoor heat exchanger, if it is determined that its be greater than air conditioner highest protection temperature (i.e. air conditioner and its The maximum temperature that device (the especially device of plastic material) can be born, i.e. the second preset temperature), then it needs to carry out unloading drop Temperature, to extend the service life of air conditioner, preferably by the way of closing outdoor fan, and if detecting indoor heat exchanger When temperature is less than or equal to effective sterilization temperature (i.e. third preset temperature), need to reopen outdoor fan, it is good to ensure Bactericidal effect, by making the temperature of indoor heat exchanger be maintained at the default temperature of third preset temperature~the second in sterilization process Degree, to achieve the purpose that baking sterilization.
Wherein, the value range of the second preset temperature is 53 DEG C~100 DEG C, and the value range of third preset temperature is 45 DEG C ~100 DEG C, value is depending on the circumstances, and the second preset temperature should be greater than third preset temperature.
According to one embodiment of present invention, further includes: reach the when the time for executing sterilization operation to the air conditioner After three preset times, the compressor, the outdoor fan are closed;When the time for closing the compressor, the outdoor fan After reaching the 4th preset time, the four-way valve is closed;After the time for closing the four-way valve reaching five preset times, close Close the air conditioner.
The method for disinfection for air conditioner of embodiment according to the present invention, when baking sterilization a period of time, (i.e. third is pre- If the time) after, it is first shut off compressor and outdoor fan, and since air conditioner is needed still in high pressure conditions by four-way valve at this time Delay a period of time (i.e. the 4th preset time) closes afterwards, later, reaches protection sky in order to which the heat of indoor heat exchanger disperses The purpose for adjusting device, a period of time (i.e. the 5th preset time) that needs for indoor fan to be delayed close afterwards, and it is indoor finally to execute closing The operation of blower and wind deflector, i.e. closing air conditioner, to terminate sterilization process.
Wherein, the value range of third preset time is generally 3 minutes~15 minutes, avoid high temperature sterilization time course and The performance of air conditioner is reduced, specific value can be determined according to the operating time etc. of air conditioner before sterilizing;4th preset time Value range 2 minutes~4.5 minutes, the value range of the 5th preset time is 2 minutes~6 minutes, and value regards concrete condition Depending on.
According to one embodiment of present invention, before starting the indoor fan according to the sterilization enabled instruction, also It include: that the wind deflector is opened according to predetermined angle according to the sterilization enabled instruction.
The method for disinfection for air conditioner of embodiment according to the present invention starts according to the sterilization enabled instruction of user Before the indoor fan of air conditioner is dried, the wind deflector of air conditioner is adjusted to predetermined angle, i.e. gentle breeze angle first, quite In the position of horizontal blowout wind, to avoid the health of the wind effect with bacterium and bad smell to user, to promote user Usage experience.
Embodiment according to a second aspect of the present invention, it is also proposed that a kind of sterilizing unit for air conditioner, the air-conditioning Device includes: indoor heat exchanger, indoor fan, four-way valve, compressor, outdoor fan and wind deflector, and the sterilizing unit includes: to open Dynamic model block for receiving the sterilization enabled instruction of user, and starts the indoor fan according to the sterilization enabled instruction and works; Control module, when the time for working when the indoor fan reaches the first preset time, the indoor fan is closed in control, And controlling the unlatching four-way valve, the compressor and the outdoor fan makes the air conditioner work increase institute in heating mode The temperature of indoor heat exchanger is stated, to execute sterilization operation to the air conditioner.
The sterilizing unit for air conditioner of embodiment according to the present invention, when the sterilization enabled instruction for receiving user When, open indoor fan the first preset time of work of air conditioner, the water on inner wall to take away indoor heat exchanger and air conditioner Divide and achieve the purpose that dry air conditioner, is then shut off indoor fan and opens the four-way valve, compressor and outdoor fan of air conditioner So that air conditioner heat-production starting is increased the temperature of indoor heat exchanger, and then sterilization operation is executed to air conditioner, that is, realizes to air conditioner Effective sterilization, promote the usage experience of user.
In this embodiment, the value range of the first preset time is generally 1 minute~15 minutes, and specific value can root Depending on the volume size of air conditioner and the revolving speed size of indoor fan.
The sterilizing unit for air conditioner according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, the control module is specifically used for: when the temperature liter of the indoor heat exchanger When being up to greater than the first preset temperature, control executes sterilization operation to the air conditioner.
In this embodiment it is possible to close air conditioner indoor fan and heating starting after indoor heat exchanger temperature liter When being up to greater than the first preset temperature (reaching effective sterilization temperature), start to execute corresponding sterilization operation, to reach good Bactericidal effect.
Wherein, the value range of the first preset temperature is preferably 45 DEG C~100 DEG C, not because the excessively high damage of temperature is empty Under the premise of the device (the especially device of plastic material) for adjusting device, reach good bactericidal effect, value regard concrete condition and It is fixed.
According to one embodiment of present invention, the control module is specifically used for: when air conditioner work is in heating mould When the time of formula reaches the second preset time, control executes sterilization operation to the air conditioner.
In this embodiment it is possible to start after closing the indoor fan of air conditioner and heating the second preset time of starting Corresponding sterilization operation is executed, to reach good bactericidal effect.
The embodiment may insure to be operating abnormally because of air conditioner, and the temperature of indoor heat exchanger is caused to be unable to reach effective sterilization When temperature, sterilization stage can be can smoothly enter into, wherein the value range of the second preset time is preferably 1 minute~5 minutes, I.e. air conditioner heat-production is believed that the temperature of indoor heat exchanger can be used in sterilizing after running the second preset time, and value view is specific Depending on situation.
According to one embodiment of present invention, the control module is specifically used for: described in control is opened according to preset rotation speed Indoor fan;And when the temperature of the indoor heat exchanger is greater than the second preset temperature, the outdoor fan is closed in control;When When the temperature of the indoor heat exchanger is less than or equal to third preset temperature, the outdoor fan is opened in control, wherein described the Two preset temperatures are greater than the third preset temperature.
In this embodiment, when executing sterilization operation to air conditioner, in particular it is required that according in preset rotation speed opening chamber Blower, the preset rotation speed make indoor fan be in slow-speed of revolution operating status, and value range is 300r/min~850r/min, are subtracting The hot-air in air conditioner can be made to flow the bacterium on the inner wall for removing air conditioner while the radiating rate of small indoor heat exchanger, Value is depending on the circumstances;In addition, during being sterilized, since the slow-speed of revolution operating of indoor fan makes heat exchange not It is good, need the temperature of real-time detection indoor heat exchanger, if it is determined that its be greater than air conditioner highest protection temperature (i.e. air conditioner and its The maximum temperature that device (the especially device of plastic material) can be born, i.e. the second preset temperature), then it needs to carry out unloading drop Temperature, to extend the service life of air conditioner, preferably by the way of closing outdoor fan, and if detecting indoor heat exchanger When temperature is less than or equal to effective sterilization temperature (i.e. third preset temperature), need to reopen outdoor fan, it is good to ensure Bactericidal effect, by making the temperature of indoor heat exchanger be maintained at the default temperature of third preset temperature~the second in sterilization process Degree, to achieve the purpose that baking sterilization.
Wherein, the value range of the second preset temperature is 53 DEG C~100 DEG C, and the value range of third preset temperature is 45 DEG C ~100 DEG C, value is depending on the circumstances, and the second preset temperature should be greater than third preset temperature.
According to one embodiment of present invention, control module is specifically also used to: when control executes sterilization to the air conditioner After the time of operation reaches third preset time, the compressor, the outdoor fan are closed in control;When the pressure is closed in control Contracting machine, the outdoor fan time reach the 4th preset time after, the four-way valve is closed in control;When control closes described four After the time of port valve reaches the 5th preset time, the air conditioner is closed in control.
The sterilizing unit for air conditioner of embodiment according to the present invention, when baking sterilization a period of time, (i.e. third is pre- If the time) after, it is first shut off compressor and outdoor fan, and since air conditioner is needed still in high pressure conditions by four-way valve at this time Delay a period of time (i.e. the 4th preset time) closes afterwards, later, reaches protection sky in order to which the heat of indoor heat exchanger disperses The purpose for adjusting device, a period of time (i.e. the 5th preset time) that needs for indoor fan to be delayed close afterwards, and it is indoor finally to execute closing The operation of blower and wind deflector, i.e. closing air conditioner, to terminate sterilization process.
Wherein, the value range of third preset time is generally 3 minutes~15 minutes, avoid high temperature sterilization time course and The performance of air conditioner is reduced, specific value can be determined according to the operating time etc. of air conditioner before sterilizing;4th preset time Value range 2 minutes~4.5 minutes, the value range of the 5th preset time is 2 minutes~6 minutes, and value regards concrete condition Depending on.
According to one embodiment of present invention, the starting module is also used to: being started according to the sterilization enabled instruction Before the indoor fan, the wind deflector is opened according to predetermined angle according to the sterilization enabled instruction.
The sterilizing unit for air conditioner of embodiment according to the present invention starts according to the sterilization enabled instruction of user Before the indoor fan of air conditioner is dried, the wind deflector of air conditioner is adjusted to predetermined angle, i.e. gentle breeze angle first, quite In the position of horizontal blowout wind, to avoid the health of the wind effect with bacterium and bad smell to user, to promote user Usage experience.
Embodiment according to a third aspect of the present invention, it is also proposed that a kind of air conditioner, comprising: as in above-mentioned any embodiment The sterilizing unit for air conditioner.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures Obviously and it is readily appreciated that, in which:
Fig. 1 shows the brief result schematic diagram of air conditioner in the related technology;
Fig. 2 shows the flow diagrams of the method for disinfection for air conditioner according to first embodiment of the invention;
Fig. 3 shows the air conditioner heat-production schematic illustration of embodiment according to the present invention;
Fig. 4 shows the flow diagram of the execution sterilization operation of embodiment according to the present invention;
The end disinfection system that Fig. 5 shows embodiment according to the present invention enters the flow diagram of equilibrium stage;
Fig. 6 shows the flow diagram of the wind deflector of the unlatching air conditioner of embodiment according to the present invention;
Fig. 7 shows the sterilization element composition schematic diagram of the air conditioner of embodiment according to the present invention;
Fig. 8 shows the process signal in the different operating stage of the sterilization operation of the air conditioner of embodiment according to the present invention Figure;
Fig. 9 shows the time diagram of the sterilization operation process of the air conditioner of embodiment according to the present invention;
Figure 10 shows the flow diagram of the method for disinfection for air conditioner of second embodiment according to the present invention;
Figure 11 shows the schematic block diagram of the sterilizing unit according to an embodiment of the invention for air conditioner.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below Specific embodiment limitation.
Technical solution of the present invention is illustrated below with reference to Fig. 2 to Fig. 6.
As shown in Fig. 2, the method for disinfection for air conditioner according to first embodiment of the invention, the air conditioner packet Include: indoor heat exchanger, indoor fan, four-way valve, compressor, outdoor fan and wind deflector, the method for disinfection include: step 202, the sterilization enabled instruction of user is received, and the indoor fan is started according to the sterilization enabled instruction and is worked;Step 204, when the time of indoor fan work reaching the first preset time, the indoor fan is closed, and open described four Port valve, the compressor and the outdoor fan make the air conditioner work increase the temperature of the indoor heat exchanger in heating mode Degree, to execute sterilization operation to the air conditioner.
The method for disinfection for air conditioner of embodiment according to the present invention, when the sterilization enabled instruction for receiving user When, open indoor fan the first preset time of work of air conditioner, the water on inner wall to take away indoor heat exchanger and air conditioner Divide and achieve the purpose that dry air conditioner, is then shut off indoor fan and opens the four-way valve, compressor and outdoor fan of air conditioner So that air conditioner heat-production starting is increased the temperature of indoor heat exchanger, and then sterilization operation is executed to air conditioner, that is, realizes to air conditioner Effective sterilization, promote the usage experience of user.
In this embodiment, the value range of the first preset time is generally 1 minute~15 minutes, and specific value can root Depending on the volume size of air conditioner and the revolving speed size of indoor fan.
Wherein, the heating principle of air conditioner is as shown in figure 3, specifically, when air conditioner heat-production, refrigerant is pressurizeed by compressor As high temperature and high pressure gas, heat exchanger is entered the room through four-way valve, carries out condensation liquefaction heat release, becomes liquid while adding air Heat, to achieve the purpose that increase temperature, liquid coolant enters outdoor heat exchanger through throttling set decompression later, is evaporated vapour Change heat absorption, becomes gas, the heat of draw air, then gas coolant returns to the next circulation of compressor starts.Wherein, four-way Valve can also be switching valve, and the throttling set for realizing pressure conversion can be capillary or electric expansion valve.
And in step 204, in order to execute effective sterilization operation to air conditioner, can specifically be held according to following two embodiment Row:
Embodiment one: when the temperature of the indoor heat exchanger raises to above the first preset temperature, to the air conditioner Execute sterilization operation.
In this embodiment it is possible to close air conditioner indoor fan and heating starting after indoor heat exchanger temperature liter When being up to greater than the first preset temperature (reaching effective sterilization temperature), start to execute corresponding sterilization operation, to reach good Bactericidal effect.
Wherein, the value range of the first preset temperature is preferably 45 DEG C~100 DEG C, not because the excessively high damage of temperature is empty Under the premise of the device (the especially device of plastic material) for adjusting device, reach good bactericidal effect, value regard concrete condition and It is fixed.
Embodiment two: when air conditioner work is when the time of heating mode reaching the second preset time, to the sky Device is adjusted to execute sterilization operation.
In this embodiment it is possible to start after closing the indoor fan of air conditioner and heating the second preset time of starting Corresponding sterilization operation is executed, to reach good bactericidal effect.
The embodiment may insure to be operating abnormally because of air conditioner, and the temperature of indoor heat exchanger is caused to be unable to reach effective sterilization When temperature, sterilization stage can be can smoothly enter into, wherein the value range of the second preset time is preferably 1 minute~5 minutes, I.e. air conditioner heat-production is believed that the temperature of indoor heat exchanger can be used in sterilizing after running the second preset time, and value view is specific Depending on situation.
In addition, as shown in figure 4, described execute sterilization operation specifically includes the following steps: step 2042 to the air conditioner, The indoor fan is opened according to preset rotation speed;Step 2044, when the temperature of the indoor heat exchanger is greater than the second preset temperature When, close the outdoor fan;Step 2044, when the temperature of the indoor heat exchanger is less than or equal to third preset temperature, Open the outdoor fan, wherein second preset temperature is greater than the third preset temperature.
In this embodiment, when executing sterilization operation to air conditioner, in particular it is required that according in preset rotation speed opening chamber Blower, the preset rotation speed make indoor fan be in slow-speed of revolution operating status, and value range is 300r/min~850r/min, are subtracting The hot-air in air conditioner can be made to flow the bacterium on the inner wall for removing air conditioner while the radiating rate of small indoor heat exchanger, Value is depending on the circumstances;In addition, during being sterilized, since the slow-speed of revolution operating of indoor fan makes heat exchange not It is good, need the temperature of real-time detection indoor heat exchanger, if it is determined that its be greater than air conditioner highest protection temperature (i.e. air conditioner and its The maximum temperature that device (the especially device of plastic material) can be born, i.e. the second preset temperature), then it needs to carry out unloading drop Temperature, to extend the service life of air conditioner, preferably by the way of closing outdoor fan, and if detecting indoor heat exchanger When temperature is less than or equal to effective sterilization temperature (i.e. third preset temperature), need to reopen outdoor fan, it is good to ensure Bactericidal effect, by making the temperature of indoor heat exchanger be maintained at the default temperature of third preset temperature~the second in sterilization process Degree, to achieve the purpose that baking sterilization.
Wherein, the value range of the second preset temperature is 53 DEG C~100 DEG C, and the value range of third preset temperature is 45 DEG C ~100 DEG C, value is depending on the circumstances, and the second preset temperature should be greater than third preset temperature.
As shown in figure 5, the method for disinfection for air conditioner is further comprising the steps of: step 206, when to the air-conditioning After the time that device executes sterilization operation reaches third preset time, the compressor, the outdoor fan are closed;Step 208, when It closes the compressor, after the time of the outdoor fan reaches the 4th preset time, closes the four-way valve;Step 210, when Close the four-way valve time reach the 5th preset time after, close the air conditioner.
The method for disinfection for air conditioner of embodiment according to the present invention, when baking sterilization a period of time, (i.e. third is pre- If the time) after, it is first shut off compressor and outdoor fan, and since air conditioner is needed still in high pressure conditions by four-way valve at this time Delay a period of time (i.e. the 4th preset time) closes afterwards, later, reaches protection sky in order to which the heat of indoor heat exchanger disperses The purpose for adjusting device, a period of time (i.e. the 5th preset time) that needs for indoor fan to be delayed close afterwards, and it is indoor finally to execute closing The operation of blower and wind deflector, i.e. closing air conditioner, to terminate sterilization process.
Wherein, the value range of third preset time is generally 3 minutes~15 minutes, avoid high temperature sterilization time course and The performance of air conditioner is reduced, specific value can be determined according to the operating time etc. of air conditioner before sterilizing;4th preset time Value range 2 minutes~4.5 minutes, the value range of the 5th preset time is 2 minutes~6 minutes, and value regards concrete condition Depending on.
As shown in fig. 6, before step 202 further include: step 200, according to the sterilization enabled instruction according to preset angle Degree opens the wind deflector.
The method for disinfection for air conditioner of embodiment according to the present invention starts according to the sterilization enabled instruction of user Before the indoor fan of air conditioner is dried, the wind deflector of air conditioner is adjusted to predetermined angle, i.e. gentle breeze angle first, quite In the position of horizontal blowout wind, to avoid the health of the wind effect with bacterium and bad smell to user, to promote user Usage experience.
Specific embodiments of the present invention are illustrated below with reference to Fig. 7 to Figure 10.
Technical solution of the present invention does not increase any hardware cost on the basis of existing conventional air conditioner.Such as Shown in Fig. 7, realize that the element of sterilization scheme of the invention includes: output equipment, it may be assumed that outdoor fan, compressor, four-way valve, room Inner blower and wind deflector;Control processing equipment, it may be assumed that automatically controlled pcb board (Printed Circuit Board, printed circuit board);It is defeated Enter detection device, it may be assumed that use for detecting the indoor heat exchanger temperature sensor (T2) of indoor heat exchange temperature, and for generating Remote controler, the electric-controlled push-button etc. of the sterilization enabled instruction (such as infrared remote-controlled signal instruction, wireless control signal instruction etc.) at family Input equipment.
And these elements carry out the process in the different operating stage of sterilization operation as shown in figure 8, entering as shown in Figure 8 It dries before drying stage, when the automatically controlled pcb board of air conditioner receives sterilization enabled instruction, wind deflector is first adjusted to by control first Gentle breeze angle (i.e. wind deflector swing to basic horizontal blowout wind position), due to general split air conditioner be mounted on it is liftoff 1.8 meters~3.2 meters high places then can effectively avoid the wind with the unpleasant peculiar smell of bacterium when wind deflector gets to gentle breeze angle It is unhealthful with to user.
Then, into blowing drying stage (i.e. 1 stage) as shown in Figure 8, at this stage, four-way valve, outdoor wind are closed Machine and compressor, start indoor fan, and the purpose for starting indoor fan is to take away the indoor heat exchanger of air conditioner and air conditioner Inner wall on moisture, the dry (note: time T general recommendations of air conditioner is made after T after a period of time (i.e. the first preset time) It between 1 minute~15 minutes, depends primarily on depending on the size of air conditioner and the revolving speed of indoor fan).
Subsequently into heating express delivery temperature rise period (i.e. 2 stages), i.e. starting air conditioner enters heating operating mode, makes interior Heat exchanger is rapidly heated, and at this stage, compressor, four-way valve and outdoor fan is opened, in order to allow indoor heat exchanger to be rapidly heated Loss of energy is avoided again and closes indoor fan, when indoor heat exchanger temperature sensor T2 detects that the temperature of indoor heat exchanger reaches To effective sterilization temperature TE2 (note: effective sterilization temperature TE2, i.e. the first preset temperature, general recommendations be 45 DEG C~100 DEG C it Between, it is too low to be not achieved sterilization purpose, it is excessively high, cause the plastic part of air conditioner to damage) when, into next stage.
In addition, causing the temperature of T2 that effective sterilization temperature TE2 is not achieved, then longest if abnormal conditions occurs in air conditioner Next stage (general 1 minute~5 minutes longest run time) is directly entered after operation a period of time (i.e. the second preset time).
The sterilization of heating high-temperature baking and system uninstallation stage (i.e. 3 stages) continue out compressor, four-way valve at this stage And outdoor fan, and start indoor fan make its with the slow-speed of revolution (i.e. preset rotation speed) operation (slow-speed of revolution refers generally to 300 rpms ~850 rpms, operation purpose is that hot-air can be made further in air conditioner again while reducing indoor heat exchanger heat dissipation Internal flow kill air conditioner inner wall on bacterium, and reduce electricity consumption);But since the slow-speed of revolution of indoor fan is run Keep heat exchange bad, then can when indoor heat exchanger temperature continue to rise, detect that the temperature of indoor heat exchanger is close by T2 Air-conditioning highest protection temperature TE1 (note: TE1 is that air conditioner or its plastic device can bear maximum temperature, i.e. the second preset temperature, Between general 53 DEG C~100 DEG C, actual temp refers to the specific model of air conditioner) Shi Jinhang system uninstallation, it specifically uses and shuts down The mode of outdoor fan, when unloading progress, the temperature of indoor heat exchanger can decline, and connect when the temperature of indoor heat exchanger drops to When nearly TE2 (i.e. third preset temperature), then start outdoor fan.By above-mentioned high-temperature baking for a period of time this process of backed off after random into Enter next stage, to sum up, which keeps the temperature of indoor heat exchanger to be in high-temperature region TE2~TE1, to reach baking Bactericidal purpose, wherein baking sterilizing time (i.e. third preset time) general 3 minutes~15 minutes.
Blower system equilibrium stage (i.e. 4 stages) is first shut off compressor and outdoor fan at this stage, and due to this When air-conditioning system also in high pressure conditions thus four-way valve delay a period of time (the 4th preset time) close (general 2 minutes~ 4.5 minutes), this keeps it turning on indoor fan in the process, protects air conditioner to blow away the heat on indoor heat exchanger, blows one section Time (i.e. the 5th preset time) terminates entire sterilization process afterwards (general recommendations 2 minutes~6 minutes), closes indoor fan and leads Aerofoil.
The timing diagram of different phase of the above difference element in sterilization operation process is as shown in Figure 9.
The sterilization process of above-described embodiment is as shown in Figure 10, comprising the following steps:
Step S02, input enabling signal (i.e. sterilization enabled instruction);
Step S04, wind deflector swing to gentle breeze angle;
Step S06 closes four-way valve, outdoor fan and compressor, starts indoor fan;
Step S08 judges that drying time to no, if so, executing step S10, otherwise returns to step S06;
Step S10 opens four-way valve, outdoor fan and compressor, closes indoor fan;
Step S12 judges indoor heat exchanger up to effective sterilization temperature or up to maximum runing time, if so, executing step Otherwise S14 returns to step S10;
Step S14, low wind speed open indoor fan;
Step S16, otherwise whether detection indoor heat exchanger, which reaches highest protection temperature, executes step if so, executing step S18 Rapid S20;
Step S18 closes outdoor fan, is unloaded;
Step S20, judges whether the temperature of indoor heat exchanger is less than or equal to effective sterilization temperature, if so, executing step Otherwise S22 returns to step S16;
Step S22 opens outdoor fan;
Step S24, judges sterilizing time to no, no to then follow the steps S14 if so, execute step S26;
Step S26, close compressor and outdoor fan, time-delay closing four-way valve;
Step S28 closes indoor fan and wind deflector.
One specific embodiment is as follows:
Step 1: with the sterilization mode of remote control device starting air conditioner, the electric-controlled plate that air-conditioning rises is controlled after receiving signal Wind deflector processed swings to gentle breeze angle, to avoid user is blown to, then starts indoor fan, blowing terminated drying after 7 minutes.
Step 2: opening compressor, four-way valve and empty outer blower, and indoor fan is closed, exchanged heat in rear chamber by 60 seconds Device temperature sensor T2 detects that the temperature of indoor heat exchanger has reached 50 DEG C of effective sterilization temperature, then enters in next step.
Step 3: reopening indoor fan and being run with 600 rpms of the slow-speed of revolution, exchanged heat in rear chamber by 120 seconds The temperature of device is raised to the highest protection temperature 60 C of air conditioner, then carries out unloading and shut down outdoor fan, lead due to closing outdoor fan Cause outdoor heat exchange bad, the temperature of indoor heat exchanger dropped to 50 DEG C by 50 seconds, at this point, terminating unloading and opening chamber's exogenous wind Machine is entered in next step as after above-mentioned circulation 8 minutes.
Step 4: close compressor and outdoor fan, delay 3 minutes closing four-way valves, indoor fans continue to run 4 minutes After close, simultaneously close off wind deflector, air conditioner shutdown, the entire sterilization process of knot speed.
Figure 11 shows the structural schematic diagram of the sterilizing unit according to an embodiment of the invention for air conditioner.
As shown in figure 11, the sterilizing unit 1100 according to an embodiment of the invention for air conditioner, the air-conditioning Device includes: indoor heat exchanger, indoor fan, four-way valve, compressor, outdoor fan and wind deflector, and the sterilizing unit 1100 wraps It includes: starting module 1102 and control module 1104.
Wherein, starting module 1102 are opened for receiving the sterilization enabled instruction of user, and according to the sterilization enabled instruction Move the indoor fan work;Control module 1104, for reaching the first preset time when the time of indoor fan work When, it controls and closes the indoor fan, and control the unlatching four-way valve, the compressor and the outdoor fan to make the sky Device work is adjusted to increase the temperature of the indoor heat exchanger in heating mode, to execute sterilization operation to the air conditioner.
The sterilizing unit 1100 for air conditioner of embodiment according to the present invention refers to when the sterilization for receiving user starts When enabling, the first preset time of indoor fan of air conditioner, the moisture on inner wall to take away indoor heat exchanger and air conditioner are opened Achieve the purpose that dry air conditioner, being then shut off indoor fan and opening the four-way valve, compressor and outdoor fan of air conditioner makes Air conditioner heat-production starting increases the temperature of indoor heat exchanger, and then executes sterilization operation to air conditioner, that is, realizes to air conditioner Effectively sterilization, promotes the usage experience of user.
In this embodiment, the value range of the first preset time is generally 1 minute~15 minutes, and specific value can root Depending on the volume size of air conditioner and the revolving speed size of indoor fan.Wherein it is possible to the first control module 1104 and second Control module 1106 can be realized by one piece of automatically controlled pcb board.
The sterilizing unit 1100 for air conditioner according to the abovementioned embodiments of the present invention can also have following technology special Sign:
According to one embodiment of present invention, the control module 1104 is specifically used for: when the temperature of the indoor heat exchanger When degree raises to above the first preset temperature, control executes sterilization operation to the air conditioner.
In this embodiment it is possible to close air conditioner indoor fan and heating starting after indoor heat exchanger temperature liter When being up to greater than the first preset temperature (reaching effective sterilization temperature), start to execute corresponding sterilization operation, to reach good Bactericidal effect.
Wherein, the value range of the first preset temperature is preferably 45 DEG C~100 DEG C, not because the excessively high damage of temperature is empty Under the premise of the device (the especially device of plastic material) for adjusting device, reach good bactericidal effect, value regard concrete condition and It is fixed.
According to one embodiment of present invention, the control module 1104 is specifically used for: when air conditioner work is being made When the time of heat pattern reaches the second preset time, control executes sterilization operation to the air conditioner.
In this embodiment it is possible to start after closing the indoor fan of air conditioner and heating the second preset time of starting Corresponding sterilization operation is executed, to reach good bactericidal effect.
The embodiment may insure to be operating abnormally because of air conditioner, and the temperature of indoor heat exchanger is caused to be unable to reach effective sterilization When temperature, sterilization stage can be can smoothly enter into, wherein the value range of the second preset time is preferably 1 minute~5 minutes, I.e. air conditioner heat-production is believed that the temperature of indoor heat exchanger can be used in sterilizing after running the second preset time, and value view is specific Depending on situation.
According to one embodiment of present invention, the second control module 1104 is specifically used for: control is opened according to preset rotation speed The indoor fan;And when the temperature of the indoor heat exchanger is greater than the second preset temperature, the outdoor wind is closed in control Machine;When the temperature of the indoor heat exchanger is less than or equal to third preset temperature, the outdoor fan is opened in control, wherein Second preset temperature is greater than the third preset temperature.
In this embodiment, when executing sterilization operation to air conditioner, in particular it is required that according in preset rotation speed opening chamber Blower, the preset rotation speed make indoor fan be in slow-speed of revolution operating status, and value range is 300r/min~850r/min, are subtracting The hot-air in air conditioner can be made to flow the bacterium on the inner wall for removing air conditioner while the radiating rate of small indoor heat exchanger, Value is depending on the circumstances;In addition, during being sterilized, since the slow-speed of revolution operating of indoor fan makes heat exchange not It is good, need the temperature of real-time detection indoor heat exchanger, if it is determined that its be greater than air conditioner highest protection temperature (i.e. air conditioner and its The maximum temperature that device (the especially device of plastic material) can be born, i.e. the second preset temperature), then it needs to carry out unloading drop Temperature, to extend the service life of air conditioner, preferably by the way of closing outdoor fan, and if detecting indoor heat exchanger When temperature is less than or equal to effective sterilization temperature (i.e. third preset temperature), need to reopen outdoor fan, it is good to ensure Bactericidal effect, by making the temperature of indoor heat exchanger be maintained at the default temperature of third preset temperature~the second in sterilization process Degree, to achieve the purpose that baking sterilization.
Wherein, the value range of the second preset temperature is 53 DEG C~100 DEG C, and the value range of third preset temperature is 45 DEG C ~100 DEG C, value is depending on the circumstances, and the second preset temperature should be greater than third preset temperature.
According to one embodiment of present invention, the control module 1104 is specifically also used to: when control is to the air conditioner After the time of execution sterilization operation reaches third preset time, the compressor, the outdoor fan are closed in control;When control is closed Close the compressor, after the time of the outdoor fan reaches the 4th preset time, the four-way valve is closed in control;When control is closed Close the four-way valve time reach the 5th preset time after, the air conditioner is closed in control.
The sterilizing unit 1100 for air conditioner of embodiment according to the present invention, when baking sterilization a period of time (i.e. the Three preset times) after, it is first shut off compressor and outdoor fan, and since air conditioner is needed still in high pressure conditions by four at this time Port valve delay a period of time (i.e. the 4th preset time) closes afterwards, later, reaches guarantor in order to which the heat of indoor heat exchanger disperses The purpose for protecting air conditioner, a period of time (i.e. the 5th preset time) that needs for indoor fan to be delayed close afterwards, finally execute closing The operation of indoor fan and wind deflector, i.e. closing air conditioner, to terminate sterilization process.
Wherein, the value range of third preset time is generally 3 minutes~15 minutes, avoid high temperature sterilization time course and The performance of air conditioner is reduced, specific value can be determined according to the operating time etc. of air conditioner before sterilizing;4th preset time Value range 2 minutes~4.5 minutes, the value range of the 5th preset time is 2 minutes~6 minutes, and value regards concrete condition Depending on.
According to one embodiment of present invention, the starting module 1102 is also used to: according to the sterilization enabled instruction Before starting the indoor fan, the wind deflector is opened according to predetermined angle according to the sterilization enabled instruction.
The sterilizing unit 1100 for air conditioner of embodiment according to the present invention, in the sterilization enabled instruction according to user Before the indoor fan of starting air conditioner is dried, the wind deflector of air conditioner is adjusted to predetermined angle, i.e. gentle breeze angle first, It is equivalent to the position of horizontal blowout wind, to avoid the health of the wind effect with bacterium and bad smell to user, to be promoted The usage experience of user.
As an embodiment of the present invention, above-mentioned sterilizing unit can be applied in air conditioner, i.e., according to this hair The air conditioner of bright embodiment, comprising: the sterilizing unit 1100 for air conditioner as shown in figure 11.Air-conditioning in the embodiment Device includes split air conditioner, and the split air conditioner includes indoor unit, the indoor unit be mounted on apart from 1.8 meters of ground~ It 3.2 meters of position can be to avoid the wind effect with bacterium and bad smell to use then when wind deflector is adjusted to gentle breeze angle The health at family.
As it can be seen that technical solution of the present invention, mainly swings to the angle for avoiding blowing people using wind deflector, while utilizing air-conditioning The indoor heat exchanger of device is in high-temperature baking state, kills the bacterium on the inner wall of indoor heat exchanger and air conditioner, and is to make sky Device is adjusted to can enter high-temperature baking state, the indoor fan of air conditioner is in slow-speed of revolution operating status, and by shutting down outdoor wind Machine will not burn out air conditioner due to overheat to keep indoor heat exchanger to be in high-temperature baking state.
The technical scheme of the present invention has been explained in detail above with reference to the attached drawings, and the invention proposes a kind of killing for new air conditioner Bacterium scheme and the air conditioner for using the program, can effectively realize the sterilization to air conditioner, to avoid with bacterium and difficulty The wind effect of smelling promotes the usage experience of user to the health of user.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (11)

1. a kind of method for disinfection for air conditioner, which is characterized in that the air conditioner include: indoor heat exchanger, indoor fan, Four-way valve, compressor, outdoor fan and wind deflector, the method for disinfection include:
The sterilization enabled instruction of user is received, and the indoor fan is started according to the sterilization enabled instruction and is worked;
When the time of indoor fan work reaching the first preset time, the indoor fan is closed, and open described four Port valve, the compressor and the outdoor fan make the air conditioner work increase the temperature of the indoor heat exchanger in heating mode Degree, to execute sterilization operation to the air conditioner;
It is described that sterilization operation is executed to the air conditioner, it specifically includes:
The indoor fan is opened according to preset rotation speed;And
When the temperature of the indoor heat exchanger is greater than the second preset temperature, the outdoor fan is closed;
When the temperature of the indoor heat exchanger is less than or equal to third preset temperature, the outdoor fan is opened, wherein described Second preset temperature is greater than the third preset temperature.
2. the method for disinfection according to claim 1 for air conditioner, which is characterized in that
When the temperature of the indoor heat exchanger raises to above the first preset temperature, sterilization operation is executed to the air conditioner.
3. the method for disinfection according to claim 1 for air conditioner, which is characterized in that
When air conditioner work is when the time of heating mode reaching the second preset time, to air conditioner execution sterilization behaviour Make.
4. the method for disinfection according to claim 1 for air conditioner, which is characterized in that further include:
After the time for executing sterilization operation to the air conditioner reaching third preset time, the compressor, the room are closed Outer blower;
After the time for closing the compressor, the outdoor fan reaching four preset times, the four-way valve is closed;
After the time for closing the four-way valve reaching five preset times, the air conditioner is closed.
5. the method for disinfection according to any one of claim 1 to 3 for air conditioner, which is characterized in that according to institute It states before sterilizing the enabled instruction starting indoor fan, further includes:
The wind deflector is opened according to predetermined angle according to the sterilization enabled instruction.
6. a kind of sterilizing unit for air conditioner, which is characterized in that the air conditioner include: indoor heat exchanger, indoor fan, Four-way valve, compressor, outdoor fan and wind deflector, the sterilizing unit include:
Starting module, for receiving the sterilization enabled instruction of user, and according to the sterilization enabled instruction starting indoor wind Machine work;
Control module, when the time for working when the indoor fan reaches the first preset time, the interior is closed in control Blower, and controlling the unlatching four-way valve, the compressor and the outdoor fan makes the air conditioner work in heating mode The temperature of the indoor heat exchanger is increased, to execute sterilization operation to the air conditioner;
The control module is specifically used for:
Control opens the indoor fan according to preset rotation speed;And
When the temperature of the indoor heat exchanger is greater than the second preset temperature, the outdoor fan is closed in control;
When the temperature of the indoor heat exchanger is less than or equal to third preset temperature, the outdoor fan is opened in control, wherein Second preset temperature is greater than the third preset temperature.
7. the sterilizing unit according to claim 6 for air conditioner, which is characterized in that the control module is specifically used In:
When the temperature of the indoor heat exchanger raises to above the first preset temperature, control executes sterilization behaviour to the air conditioner Make.
8. the sterilizing unit according to claim 6 for air conditioner, which is characterized in that the control module is specifically used In:
When air conditioner work is when the time of heating mode reaching the second preset time, air conditioner execution is killed in control Bacterium operation.
9. the sterilizing unit according to claim 6 for air conditioner, which is characterized in that the control module is specifically also used In:
After the time that control executes sterilization operation to the air conditioner reaching third preset time, the compression is closed in control Machine, the outdoor fan;
After the compressor is closed in control, the time of the outdoor fan reaches four preset times, control closes described four Port valve;
After the time that the four-way valve is closed in control reaching five preset times, the air conditioner is closed in control.
10. being used for the sterilizing unit of air conditioner according to any one of claim 6 to 8, which is characterized in that the starting Module is also used to:
Before starting the indoor fan according to the sterilization enabled instruction, according to the sterilization enabled instruction according to preset angle Degree opens the wind deflector.
11. a kind of air conditioner characterized by comprising the killing for air conditioner as described in any one of claim 6 to 10 Bacterium device.
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