CN108386907A - Wall-hanging air conditioner and its automatically cleaning control method - Google Patents
Wall-hanging air conditioner and its automatically cleaning control method Download PDFInfo
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- CN108386907A CN108386907A CN201810020170.4A CN201810020170A CN108386907A CN 108386907 A CN108386907 A CN 108386907A CN 201810020170 A CN201810020170 A CN 201810020170A CN 108386907 A CN108386907 A CN 108386907A
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- flow fan
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
-
- 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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/41—Defrosting; Preventing freezing
- F24F11/43—Defrosting; Preventing freezing of indoor units
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
-
- 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
- F24F11/64—Electronic processing using pre-stored data
-
- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
-
- 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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1413—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre using more than one tilting member, e.g. with several pivoting blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2120/00—Control inputs relating to users or occupants
- F24F2120/10—Occupancy
- F24F2120/12—Position of occupants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/34—Heater, e.g. gas burner, electric air heater
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Fluid Mechanics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention provides a kind of wall-hanging air conditioner and its automatically cleaning control method, automatically cleaning control method of the invention, according to the design feature of the air-conditioning with double through-flow wind turbine, in self-cleaning process of refrigerastion, two wind in left and right distinguish carry out frosting.I.e. the first axial-flow fan is first opened, the corresponding heat exchanger elder generation frosting of the second axial-flow fan；Then the first axial-flow fan is turned off, the second axial-flow fan, the at this time corresponding heat exchanger of the first axial-flow fan frosting again are opened.During the automatically cleaning of the present invention, at most only there are one air outlets, to reduce the cold that indoor unit exports in process of refrigerastion, prevent user from feeling cold, improve user experience.Ambient temperature detection device also detects indoor environment temperature, when environment temperature is too low, opens electric heater unit and carries out auxiliary heating, to improve leaving air temp, user is avoided to feel cold.
Description
Technical field
The present invention relates to air-conditioning technique field, more particularly to a kind of wall-hanging air conditioner and its automatically cleaning control method.
Background technology
Existing air conditioner indoor unit, indoor set heat exchanger are set to interior machine enclosure, therefore clean difficult.But
If heat exchanger can not fixed time cleaning, dust can be collected at heat exchanger surface, to influence the heat exchange efficiency of indoor unit.
To solve the above-mentioned problems, there are some wall-hanging air conditioners with self-cleaning function on the market at present, to ensure
Indoor set heat exchanger surface cleaning.Self-cleaning function concrete principle is：Control air-conditioning first gets in mechanism cold pattern, indoor
Machine heat exchanger temperature declines, and surface meeting frosting, then pause refrigeration, the frosting on indoor set heat exchanger surface can gradually melt,
Finally cleaned using defrosting water heat exchanging device surface.
However, during above-mentioned automatically cleaning, since air-conditioning has to enter into indoor unit refrigeration mode, indoor unit can blow out cold
Wind so that user feels cold.Especially in winter, indoor mechanism cold can greatly cause user's body-sensing uncomfortable, reduce user
Usage experience.
Invention content
In view of the above problems, it is proposed that the present invention overcoming the above problem in order to provide one kind or solves at least partly
State the wall-hanging air conditioner and its automatically cleaning control method of problem.
Another object of the present invention is to improve user's usage comfort.
A further object of the present invention is in order to which frosting is uniform.
On the one hand, the present invention provides a kind of automatically cleaning control method of wall-hanging air conditioner, the indoor units of wall-hanging air conditioner
The first axial-flow fan and the second axial-flow fan including being set to the left and right sides inside indoor unit, the outer casing bottom of indoor unit open up
There are first air outlet and second air outlet opposite with the first axial-flow fan and the second axial-flow fan, the first air outlet and second to go out
The first air ducting and the second air ducting are respectively arranged at air port, the air-out volume for adjusting corresponding air outlet and side
To being additionally provided with the first electric heater unit and the second electric heater unit inside indoor unit, be respectively used to the first air outlet and
The outlet air air-flow of two air outlets carries out auxiliary heating, and automatically cleaning control method includes：Detect that air-conditioning starts automatically cleaning pattern；Control
Air-conditioning processed starts indoor mechanism cold, so that heat exchanger for air-conditioner indoor machine frosting；The first axial-flow fan is opened, the second through-flow is closed
Fan, while adjusting the first air ducting and opening the first air outlet, it adjusts the second air ducting and closes the second air outlet；First
In the period that axial-flow fan is opened, indoor environment temperature is detected；Judge indoor environment temperature whether less than or equal to default temperature
Angle value；If so, opening the first electric heater unit.After waiting for the first preset time, the second axial-flow fan is opened, closes the first through-flow
Fan, while adjusting the second air ducting and opening the second air outlet, it adjusts the first air ducting and closes the first air outlet；Second
In the period that axial-flow fan is opened, indoor environment temperature is detected；Judge indoor environment temperature whether less than or equal to default temperature
Angle value；If so, opening the second electric heater unit；After waiting for the second preset time, the second axial-flow fan is closed, adjusts the second wind-guiding
Device closes the second air outlet, and control air-conditioning starts indoor unit and stops refrigeration, waits for heat exchanger for air-conditioner indoor machine defrost；Wait for the
After three preset times, terminate air-conditioning automatically cleaning.
Optionally, include after the step of opening the first axial-flow fan, closing the second axial-flow fan：Control the first through-flow wind
The rotating speed of fan is less than preset rotation speed；
Optionally, each air ducting includes wind deflector, wherein adjusting the first air ducting opens the first air outlet, is adjusted
Include after the step of second air ducting the second air outlet of closing：The wind deflector for controlling the first air ducting turns to default position
It sets, so that the first air outlet keeps minimum aperture.
Optionally, each air ducting further includes multiple pendulum leaves, wherein the wind deflector for controlling the first air ducting turns to
Predeterminated position, so that further including after the step of the first air outlet keeps minimum aperture：The indoor position of human body information of detection；Root
The pendulum leaf that the first air ducting is adjusted according to position of human body information makes air-out direction avoid position of human body.
Optionally, include after the step of opening the second axial-flow fan, closing the first axial-flow fan：Control the second through-flow wind
The rotating speed of fan is less than preset rotation speed.
Optionally, each air ducting includes wind deflector, wherein adjusting the second air ducting opens the second air outlet, is adjusted
Include after the step of first air ducting the first air outlet of closing：The wind deflector for controlling the second air ducting turns to default position
It sets, so that the second air outlet keeps minimum aperture.
Optionally, each air ducting further includes multiple pendulum leaves, wherein the wind deflector for controlling the second air ducting turns to
Predeterminated position, so that further including after the step of the second air outlet keeps minimum aperture：The indoor position of human body information of detection；Root
The pendulum leaf that the second air ducting is adjusted according to position of human body information makes air-out direction avoid position of human body.
Optionally, further include before controlling the step of air-conditioning starts indoor mechanism cold：Judge to start in the air-conditioning
Before automatically cleaning pattern, whether the air conditioner indoor unit is in heating mode；If so, two axial-flow fans of control are persistently opened
The 4th preset time is opened, and controls two air ductings and opens the air outlet, by the Residual heat removal inside indoor unit.
Optionally, further include before controlling the step of air-conditioning starts indoor mechanism cold：Judge to start in the air-conditioning
Before automatically cleaning pattern, whether the air conditioner indoor unit is in off-mode；If so, to two axial-flow fans and leading in advance
Wind apparatus carries out a switching manipulation.
On the other hand, the present invention also provides a kind of wall-hanging air conditioners, including：Air conditioner indoor unit, wherein the air conditioning chamber
Interior machine includes：Shell, bottom have the first air outlet and the second air outlet being set up in parallel；Indoor set heat exchanger is set to
Enclosure interior, and it is laterally extended setting along indoor unit；First axial-flow fan and the second axial-flow fan, are set to enclosure interior
The left and right sides, first the first air outlet of axial-flow fan face, second the second air outlet of axial-flow fan face；First electric heater unit
With the second electric heater unit, it is set to enclosure interior, is respectively used to carry out auxiliary heating to the outlet air air-flow of two air outlets；The
One air ducting and the second air ducting are respectively arranged at the first air outlet and the second air outlet, for adjusting corresponding outlet air
The air-out volume and air outlet angle of mouth；Wherein each air ducting includes：Wind deflector is laterally extended setting along air outlet, matches
It is set to the shaft rotation around indoor unit transverse direction, vertical air-out direction and air-out volume for adjusting air outlet；And multi-disc
Leaf is put, transversely arranged on the inside of corresponding air outlet, every pendulum leaf can laterally swing along indoor unit, to adjust air outlet
Lateral air-out direction；Human body detection device is set on shell, and between two air outlets, is configured to detect indoor
Position of human body information；And indoor temperature detection device, it is set to surface of shell, is configured to detection indoor environment temperature.
The automatically cleaning control method of the present invention, according to the design feature of the air-conditioning with double through-flow wind turbine, self-cleaning
In process of refrigerastion, two wind in left and right distinguish carry out frosting.I.e. the first axial-flow fan is first opened, and the second axial-flow fan is corresponding to be changed
The frosting of hot device elder generation；Then the first axial-flow fan is turned off, the second axial-flow fan, the at this time corresponding heat exchange of the first axial-flow fan are opened
Device frosting again.During the automatically cleaning of the present invention, at most only there are one air outlet, both it ensure that indoor in process of refrigerastion
The frosting of machine heat exchanger surface is uniform, improves automatically cleaning effect, and can reduce the cold that indoor unit exports in process of refrigerastion, prevents
Only user feels cold, improves user experience.
Further, automatically cleaning control method of the invention, in self-cleaning process of refrigerastion, control axial-flow fan continues
It is at low speed, and the wind deflector for controlling corresponding air ducting turns to the minimum position of air outlet amount, further to subtract
The cold output of few indoor unit, improves the comfort level of user.Moreover, the human body detection device being arranged on indoor unit can also be real-time
Position of human body is detected, air-conditioning adjusts the rotational angle of pendulum leaf according to position of human body, so that the air-out direction of air outlet avoids room
Interior user location, to further increase the comfort level of user.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Description of the drawings
Some specific embodiments that the invention will be described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing：
Fig. 1 is the schematic diagram of the indoor unit of wall-hanging air conditioner according to an embodiment of the invention；
Fig. 2 is the exploded view of the indoor unit of wall-hanging air conditioner according to an embodiment of the invention；
Fig. 3 is the schematic diagram of wall-hanging air conditioner control method according to an embodiment of the invention；
Fig. 4 is the flow chart of wall-hanging air conditioner control method according to an embodiment of the invention.
Specific implementation mode
The embodiment of the present invention provides firstly a kind of wall-hanging air conditioner, and Fig. 1 is wall hanging according to an embodiment of the invention
The schematic diagram of the indoor unit of formula air-conditioning；Fig. 2 is the exploded view of the indoor unit of wall-hanging air conditioner according to an embodiment of the invention；
Fig. 3 is the partial enlarged view of a-quadrant shown in FIG. 1.
As shown in Figure 1 to Figure 3, the air conditioner indoor unit of the embodiment of the present invention includes shell 100, is set in shell 100
Indoor set heat exchanger (not shown), two axial-flow fans 200 in left and right, two air ductings in left and right, two electric heater units, human bodies
Detection device 400 and indoor temperature detection device.Wherein, wall-hanging air conditioner indoor unit can be connect by pipeline with outdoor unit,
Realize that concrete principle is art technology to the refrigeration of indoor environment, heating or dehumidifying using vapor-compression refrigerant cycle system
What personnel were noted, without introducing herein.As shown in Figure 1, 2, the air conditioner indoor unit in the present embodiment has the left and right areas Liang Gefeng,
Each wind area include it is a set of can independent control axial-flow fan and air ducting, i.e. air conditioner indoor unit includes two axial-flow fans
200, respectively the first axial-flow fan and the second axial-flow fan.Above-mentioned alleged first axial-flow fan (or second axial-flow fan) can be with
Refer to the axial-flow fan being located on the left of indoor unit, may also mean that the axial-flow fan on the right side of indoor unit, in the present embodiment,
First axial-flow fan refers to the axial-flow fan in left side.Indoor set heat exchanger is set to enclosure interior, and prolongs along the transverse direction of indoor unit
Setting is stretched, that is, a part for indoor set heat exchanger is located at left sidewind district, corresponding first axial-flow fan；Rest part is located at the right side
Sidewind district, corresponding second axial-flow fan.First electric heater unit and the second electric heater unit are set to the enclosure interior.Electricity adds
Thermal is specifically set between indoor set heat exchanger and corresponding axial-flow fan, is heated in indoor unit by the fuel factor of electric current
Portion's air-flow.Two electric heater units are respectively used to carry out auxiliary heating to the outlet air air-flow of two air outlets.
Two axial-flow fans 200 are along indoor unit transverse direction and are coaxially disposed within the left and right sides inside indoor unit.Each pass through
Flow fan 200 corresponds to an air outlet, that is to say, that the first axial-flow fan 200 is blown to the first air outlet, the second axial-flow fan
200 blow to the second air outlet.Each air ducting is respectively arranged at an air outlet, for adjusting corresponding axial-flow fan
200 air supply direction.In this embodiment, each air ducting includes：Wind deflector 110 and one group of pendulum leaf 120 for including multi-disc.It leads
Aerofoil 110 is set at air outlet, and is rotated around a shaft of indoor unit transverse direction, the vertical outlet air side for adjusting air outlet
To.Wind deflector 110 have multiple preset turned positions, user can by the way that wind deflector is turned to preset turned position,
To adjust the air output of air outlet.In general, the air output of air outlet and the angle of plane where wind deflector and air outlet are big
Small related, above-mentioned angle is bigger, and air output is also bigger.It is transversely arranged in air outlet inside, every pendulum leaf that multi-disc puts leaf 120
120 can laterally swing along indoor unit, to adjust the lateral air-out direction of air outlet.Each group of pendulum leaf can preset more
A swing angle, towards indoor specific region air-supply when pendulum leaf rotates and is fixed to any one above-mentioned swing angle.
As shown in Figure 1, human body detection device 400 is set between two air outlets, that is, human body detection device 400 is set
The middle of machine disposed within, being capable of 360 ° of positions for without dead angle detecting indoor all human bodies.Above-mentioned human body detection device
400 include infrared scanner, and thermoinduction technology detection human body can be utilized to be located at indoor specific location.Human body detection device
400 are configured to, at interval of preset time, obtain indoor human body location information.Above-mentioned preset time can be 10 to 30 seconds.
Indoor temperature detection device is set to surface of shell, is configured to detection indoor environment temperature.In the present embodiment, room
Interior temperature-detecting device can be temperature sensor or thermometer.
The present invention also provides a kind of control method of air conditioner indoor unit, Fig. 3 is wall according to an embodiment of the invention
The schematic diagram of the automatically cleaning control method of hanging air conditioner, this method is general to be included the following steps：
Step S302 detects that air-conditioning opens automatically cleaning pattern.The air-conditioning of the present embodiment has indoor unit self-cleaning function,
User can use air-conditioning remote control or actively open the self-cleaning pattern of air-conditioning by the button on air conditioner indoor unit, can also
Program is set in machine master control borad indoors in advance so that indoor unit cumulative activation for a period of time after, automatically begin to self-cleaning pattern.
Step S304, control air-conditioning starts indoor mechanism cold, so that heat exchanger for air-conditioner indoor machine frosting.Automatically cleaning pattern
After unlatching, air-conditioning starts compressor according to preset self-cleaning program, and compressor is adjusted to predeterminated frequency, proceeds by room
Interior mechanism cold.In process of refrigerastion, indoor machine evaporation temperature reduces, and is down to below freezing, and surface starts frosting.
Step S306 opens the first axial-flow fan 210, closes the second axial-flow fan 220, while adjusting the first air ducting
The first air outlet is opened, the second air ducting is adjusted and closes the second air outlet.After refrigeration starts, first is individually opened first and is passed through
Flow fan 210 and the first air outlet close the second air outlet, that is, only allow the first air outlet.Open the first through-flow
Fan 210 is in order to enable airflow circulating is formed inside indoor unit, so that evaporator surface frosting is uniform, to improve subsequently
Automatically cleaning effect.However within the time that the first axial-flow fan 210 is opened, since the heat exchanger in the first wind area is deposited with the external world
In heat exchange, the part heat exchanger frosting is simultaneously insufficient, therefore within the period, the heat exchanger portion in mainly the second wind area
Divide in frosting.
Step S308 detects indoor environment temperature within the period that the first axial-flow fan is opened.
Step S310, judges whether indoor environment temperature is less than or equal to preset temperature value.In the present embodiment, temperature is preset
Degree is set as 25 DEG C.
Step S312 opens the first electric heater unit if the judging result of step S310 is yes.If detecting indoor environment
Temperature is too low (being less than or equal to 25 DEG C), in order to avoid user feels cold, the first electric heater unit is opened, to the first air outlet
Outlet air air-flow heated, improve leaving air temp, so that user is felt temperature pleasant.
Step S314 keeps the first electric heater unit to close if the judging result of step S310 is no.
Step S316 after waiting for the first preset time, opens the second axial-flow fan 220, closes the first axial-flow fan 210,
It adjusts the first air ducting and closes the first air outlet, adjust the second air ducting and open the second air outlet.In the present embodiment,
One preset time is set as 10min.After refrigeration reaches 10min, then individually open the second axial-flow fan 220 and the second outlet air
Mouthful.It is in order to enable airflow circulating is formed inside indoor unit, so that evaporator surface frosting is equal to open the second axial-flow fan 220
It is even.It, should since there are heat exchanges for heat exchanger and the external world in the second wind area however within the time that the second axial-flow fan 220 is opened
Part heat exchanger frosting is insufficient.Therefore within the period, mainly the heat exchanger section in the first wind area is in frosting.
Step S318 detects indoor environment temperature within the period that the second axial-flow fan is opened.
Step S320, judges whether indoor environment temperature is less than or equal to preset temperature value.In the present embodiment, temperature is preset
Degree is set as 25 DEG C.
Step S322 opens the second electric heater unit if the judging result of step S320 is yes.If detecting indoor environment
Temperature is too low (being less than or equal to 25 DEG C), in order to avoid user feels cold, the second electric heater unit is opened, to the second air outlet
Outlet air air-flow heated, improve leaving air temp, so that user is felt temperature pleasant.
Step S324 keeps the second electric heater unit to close if the judging result of step S320 is no.
Step S326 after waiting for the second preset time, closes the second axial-flow fan 220, adjusts the closing of the second air ducting
Second air outlet.Control air-conditioning starts indoor unit and stops refrigeration, waits for heat exchanger for air-conditioner indoor machine defrost.In the present embodiment,
Above-mentioned second preset time can be 8min.After the closing of the second axial-flow fan 220, indoor unit enters full closeding state.According to
After the first axial-flow fan 210 of secondary independent unlatching and the second axial-flow fan 220, indoor set heat exchanger entire surface frosting is uniform, and
And the heat exchanger section positioned at the areas Liang Gefeng being capable of abundant frosting.In the present embodiment, after refrigeration reaches 18min, stop system
Cold process, compressor shutdown wait for the frost melts Cheng Shui of heat exchanger surface, to clean the dust on hot device surface.
Step S328 after waiting for third preset time, terminates air-conditioning automatically cleaning.In the present embodiment, setting third is default
Time, i.e. defrost time are 2min.After the defrost time, air-conditioning exits automatically cleaning pattern.
The automatically cleaning control method of the present embodiment, two wind in left and right distinguish carry out frosting.That is the first axial-flow fan 210 is first
It opens, the frosting of 220 corresponding heat exchanger elder generations of the second axial-flow fan；Then the first axial-flow fan 210 is turned off, the second through-flow is opened
Fan 220, the 210 corresponding heat exchanger frosting again of the first axial-flow fan.Therefore, in the air-conditioning of the present embodiment in automatically cleaning process
In, indoor unit only prevents user from feeling there are one air outlet to reduce the cold that indoor unit exports in process of refrigerastion
Feel cold, improves user experience.In process of refrigerastion, ambient temperature detection device also detects indoor environment temperature,
When environment temperature is too low, opens electric heater unit and carry out auxiliary heating, to improve leaving air temp, user is avoided to feel cold
It is cold.
Fig. 4 is the flow chart of the automatically cleaning control method of wall-hanging air conditioner according to an embodiment of the invention, this method
Following steps are executed successively：
Step S402 detects that air-conditioning opens automatically cleaning pattern.Start the process of refrigerastion of automatically cleaning pattern in control air-conditioning
Before, operation is prepared to air conditioner indoor unit according to working condition of the air-conditioning before entering automatically cleaning pattern.Specifically, work as inspection
Measuring air-conditioning, in refrigeration mode before entering automatically cleaning pattern (refrigeration mode can include common refrigeration, dehumidifying, PMV
Refrigeration, health refrigeration, sleep refrigeration etc.) in the case of, the wind deflector 110 for first controlling the areas Liang Gefeng is first once resetted, so
After enter back into process of refrigerastion.When detect air-conditioning before entering automatically cleaning pattern in heating mode (comprising common heating,
PMV is heated, sleep heating etc.) in the case of, two axial-flow fans of control persistently open the 4th preset time, and control two and lead
Wind apparatus opens air outlet, by the Residual heat removal inside indoor unit, ensures that heating system is stablized.In the present embodiment, above-mentioned
4th preset time can be 2min.In the case of detecting air-conditioning before entering automatically cleaning pattern in off-mode
(i.e. air-conditioning just booting be put into automatically cleaning pattern), then first turn on indoor temperature detection device, human body detection device 400, with
And the stepper motor of control air ducting operation, after the wind deflector 110 in the areas Liang Gefeng is first carried out at the same time a completely open and close job,
Then process of refrigerastion is entered back into.
Step S404, control air-conditioning starts indoor mechanism cold, so that heat exchanger for air-conditioner indoor machine frosting.
Step S406 opens the first axial-flow fan 210, closes the second axial-flow fan 220, while adjusting the first air ducting
The first air outlet is opened, the second air ducting is adjusted and closes the second air outlet.
The rotating speed of step S408, the first axial-flow fan 210 of control are less than preset rotation speed, control the wind-guiding of the first air ducting
Plate 110 turns to predeterminated position, so that the first air outlet keeps minimum aperture.In the present embodiment, preset rotation speed can be set
It is set to 300rpm.According to being described above, wind deflector 110 has multiple preset turned positions, and user can be by that will lead
Aerofoil 110 turns to specific position, to adjust the air output of air outlet.In the present embodiment, control wind deflector 110 turns to
So that the predeterminated position that air outlet amount is minimum.In the present embodiment, wind turbine keeps low-speed running, and the air output of air outlet
Keep minimum, to prevent indoor unit from exporting excessive cold wind outward so that user feels cold.
Step S410 detects indoor environment temperature, and judges whether indoor environment temperature is less than or equal to preset temperature value.
In the present embodiment, preset temperature is set as 25 DEG C.
Step S412 opens the first electric heater unit if the judging result of step S410 is yes.If detecting indoor environment
Temperature is too low (being less than or equal to 25 DEG C), in order to avoid user feels cold, the first electric heater unit is opened, to the first air outlet
Outlet air air-flow heated, improve leaving air temp, so that user is felt temperature pleasant.
Step S414 keeps the first electric heater unit to close if the judging result of step S410 is no.
Step S416 detects indoor position of human body information；The pendulum leaf of the first air ducting is adjusted according to position of human body information
120 so that air-out direction avoids position of human body.In the present embodiment, user is caused in order to further avoid automatically cleaning refrigeration
It influences, air-conditioning is capable of the swing angle of adjust automatically pendulum leaf 120 so that air-out direction avoids position of human body.Specifically, leaf is put
120 can preset multiple swing angles, towards room when pendulum leaf 120 rotates and is fixed to any one above-mentioned swing angle
Interior specific region air-supply.Human body detection device on indoor unit can detect the people of indoor user automatically when automatically cleaning freezes
Body position, to determine that the room area where human body, pendulum leaf 120 select swing angle according to human body region.Such as：Put leaf
120 have A-E, 5 swing angles, when pendulum leaf 120 rotates and rests on above-mentioned 5 positions, respectively to indoor a-e, 5 regions
Air-supply.When human body detection device detects that position of human body is located at the indoor regions c, put 120 automatic swing of leaf and rest on A,
B, in D and E on one of swing angle, position of human body air-supply is avoided to realize.Preferably, indoors machine persistently freeze when
In, a position of human body information is detected every 10s-30s, the pendulum leaf 120 of air ducting is according to the people newly detected each time
Body position information adjusts air outlet angle in time, to ensure that air-out direction persistently avoids position of human body.
Step S418 after waiting for the first preset time, closes the first axial-flow fan 210, opens the second axial-flow fan 220,
It adjusts the first air ducting and closes the first air outlet, adjust the second air ducting and open the second air outlet.
The rotating speed of step S420, the second axial-flow fan 220 of control are less than preset rotation speed, control the wind-guiding of the second air ducting
Plate 110 turns to predeterminated position, so that the second air outlet keeps minimum aperture.
Step S422 detects indoor environment temperature, and judges whether indoor environment temperature is less than or equal to preset temperature value.
In the present embodiment, preset temperature is set as 25 DEG C.
Step S424 opens the second electric heater unit if the judging result of step S422 is yes.If detecting indoor environment
Temperature is too low (being less than or equal to 25 DEG C), in order to avoid user feels cold, the second electric heater unit is opened, to the second air outlet
Outlet air air-flow heated, improve leaving air temp, so that user is felt temperature pleasant.
Step S426 keeps the second electric heater unit to close if the judging result of step S422 is no.
Step S428 detects indoor position of human body information；The pendulum leaf of the second air ducting is adjusted according to position of human body information
120 so that air-out direction avoids position of human body.In the present embodiment, user is caused in order to further avoid automatically cleaning refrigeration
It influences, air-conditioning is capable of the swing angle of adjust automatically pendulum leaf 120 so that air-out direction avoids position of human body.
Step S430 after waiting for the second preset time, closes the second axial-flow fan 220, adjusts the closing of the second air ducting
Second air outlet.
Step S432, control air-conditioning start indoor unit and stop refrigeration, wait for heat exchanger for air-conditioner indoor machine defrost.
Step S434 after waiting for third preset time, terminates air-conditioning automatically cleaning.
The automatically cleaning control method of the present embodiment, in self-cleaning process of refrigerastion, control axial-flow fan is at low speed,
And the wind deflector 110 for controlling corresponding air ducting turns to the minimum position of air outlet amount, to reduce the cold of indoor unit
Output, improves the comfort level of user.Moreover, the human body detection device being arranged on indoor unit can also detect position of human body in real time,
Air-conditioning adjusts the rotational angle of pendulum leaf 120 according to position of human body, so that the air-out direction evacuation indoor user position of air outlet,
To further increase the body-sensing comfort level of user.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers other all these variations or modifications.
Claims (10)
1. a kind of automatically cleaning control method of wall-hanging air conditioner, the indoor unit of the wall-hanging air conditioner includes being set to the interior
The first axial-flow fan and the second axial-flow fan of the left and right sides inside machine, the outer casing bottom of the indoor unit offer and described the
One axial-flow fan and opposite the first air outlet and the second air outlet of the second axial-flow fan, first air outlet and the second outlet air
It is respectively arranged with the first air ducting and the second air ducting at mouthful, the air-out volume for adjusting corresponding air outlet and direction,
It is additionally provided with the first electric heater unit and the second electric heater unit inside the indoor unit, is respectively used to first air outlet
Auxiliary heating is carried out with the outlet air air-flow of the second air outlet, the automatically cleaning control method includes：
Detect that the air-conditioning starts automatically cleaning pattern；
It controls the air-conditioning and starts indoor mechanism cold, so that the heat exchanger for air-conditioner indoor machine frosting；
First axial-flow fan is opened, second axial-flow fan is closed, while adjusting first air ducting and opening institute
The first air outlet is stated, second air ducting is adjusted and closes second air outlet；
Within the period that first axial-flow fan is opened, indoor environment temperature is detected；
Judge whether the indoor environment temperature is less than or equal to preset temperature value；
If so, opening first electric heater unit；
After waiting for the first preset time, second axial-flow fan is opened, closes first axial-flow fan, while described in adjusting
Second air ducting opens second air outlet, adjusts first air ducting and closes first air outlet；
Within the period that second axial-flow fan is opened, indoor environment temperature is detected；
Judge whether the indoor environment temperature is less than or equal to the preset temperature value；
If so, opening second electric heater unit；
After waiting for the second preset time, second axial-flow fan is closed, adjusts the second air ducting closing described second
Air outlet controls the air-conditioning and stops refrigeration, waits for the heat exchanger for air-conditioner indoor machine defrost；
After waiting for third preset time, terminate air-conditioning automatically cleaning.
2. automatically cleaning control method according to claim 1 closes described second wherein opening first axial-flow fan
Include after the step of axial-flow fan：
The rotating speed for controlling first axial-flow fan is less than preset rotation speed.
3. automatically cleaning control method according to claim 2, each air ducting includes wind deflector, wherein adjusting institute
It states the first air ducting and opens first air outlet, adjust the step of second air ducting closes second air outlet
Include later：
The wind deflector for controlling first air ducting turns to predeterminated position, so that first air outlet keeps minimum to open
Degree.
4. automatically cleaning control method according to claim 3, each air ducting further includes multiple pendulum leaves, wherein controlling
The wind deflector for making first air ducting turns to predeterminated position, so that first air outlet keeps the step of minimum aperture
Further include after rapid：
The indoor position of human body information of detection；
The pendulum leaf that first air ducting is adjusted according to the position of human body information makes air-out direction avoid position of human body.
5. automatically cleaning control method according to claim 1 closes described first wherein opening second axial-flow fan
Include after the step of axial-flow fan：
The rotating speed for controlling second axial-flow fan is less than preset rotation speed.
6. automatically cleaning control method according to claim 5, each air ducting includes wind deflector, wherein adjusting institute
It states the second air ducting and opens second air outlet, adjust the step of first air ducting closes first air outlet
Include later：
The wind deflector for controlling second air ducting turns to predeterminated position, so that second air outlet keeps minimum to open
Degree.
7. automatically cleaning control method according to claim 6, each air ducting further includes multiple pendulum leaves, wherein controlling
The wind deflector for making second air ducting turns to predeterminated position, so that second air outlet keeps the step of minimum aperture
Further include after rapid：
The indoor position of human body information of detection；
The pendulum leaf that second air ducting is adjusted according to the position of human body information makes air-out direction avoid position of human body.
8. automatically cleaning control method according to claim 1, wherein controlling the step of air-conditioning starts indoor mechanism cold
Further include before：
Judge before the air-conditioning starts automatically cleaning pattern, whether the air conditioner indoor unit is in heating mode；
If so, two axial-flow fans of control persistently open the 4th preset time, and controls two air ductings and open
The air outlet, by the Residual heat removal inside the indoor unit.
9. automatically cleaning control method according to claim 1, wherein controlling the step of air-conditioning starts indoor mechanism cold
Further include before：
Judge before the air-conditioning starts automatically cleaning pattern, whether the air conditioner indoor unit is in off-mode；
If so, carrying out a switching manipulation to two axial-flow fans and air ducting in advance.
10. a kind of wall-hanging air conditioner, including：
Air conditioner indoor unit, wherein the air conditioner indoor unit includes：
Shell, bottom have the first air outlet and the second air outlet being set up in parallel；
Indoor set heat exchanger is set to the enclosure interior, and is laterally extended setting along the indoor unit；
First axial-flow fan and the second axial-flow fan are set to the left and right sides of the enclosure interior, first axial-flow fan
First air outlet described in face, the second air outlet described in the second axial-flow fan face；
First electric heater unit and the second electric heater unit, are set to the enclosure interior, are respectively used to two air outlets
Outlet air air-flow carries out auxiliary heating；
First air ducting and the second air ducting are respectively arranged at first air outlet and second air outlet, are used
In the air-out volume and air outlet angle that adjust corresponding air outlet；Wherein each the air ducting includes：
Wind deflector is laterally extended setting along air outlet, is configured to rotate around a shaft of indoor unit transverse direction, for adjusting out
The vertical air-out direction and air-out volume in air port；With
Multi-disc puts leaf, transversely arranged on the inside of the corresponding air outlet, and every pendulum leaf can be along indoor unit transverse direction left and right pendulum
It is dynamic, to adjust the lateral air-out direction of the air outlet；
Human body detection device is set on the shell, and between two air outlets, is configured to detect indoor human body position
Confidence ceases；With
Indoor temperature detection device is set to the surface of shell, is configured to detection indoor environment temperature.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810020170.4A CN108386907B (en) | 2018-01-09 | 2018-01-09 | Wall-hanging air conditioner and its automatically cleaning control method |
| PCT/CN2019/070870 WO2019137377A1 (en) | 2018-01-09 | 2019-01-08 | Wall-mounted air conditioner and self-cleaning control method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810020170.4A CN108386907B (en) | 2018-01-09 | 2018-01-09 | Wall-hanging air conditioner and its automatically cleaning control method |
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| Publication Number | Publication Date |
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| CN108386907A true CN108386907A (en) | 2018-08-10 |
| CN108386907B CN108386907B (en) | 2019-11-05 |
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| CN201810020170.4A Active CN108386907B (en) | 2018-01-09 | 2018-01-09 | Wall-hanging air conditioner and its automatically cleaning control method |
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| WO (1) | WO2019137377A1 (en) |
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| CN108397818A (en) * | 2018-01-09 | 2018-08-14 | 青岛海尔空调器有限总公司 | Wall-hanging air conditioner and its automatically cleaning control method |
| CN109210682A (en) * | 2018-09-10 | 2019-01-15 | 青岛海尔空调器有限总公司 | The self-cleaning control method and device of air-conditioning, air conditioner, storage medium |
| WO2019137377A1 (en) * | 2018-01-09 | 2019-07-18 | 青岛海尔空调器有限总公司 | Wall-mounted air conditioner and self-cleaning control method therefor |
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| CN110848882A (en) * | 2019-11-29 | 2020-02-28 | 广东美的制冷设备有限公司 | Air conditioner and self-cleaning control method and device thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2019137377A1 (en) | 2019-07-18 |
| CN108386907B (en) | 2019-11-05 |
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