CN109945313A - Air conditioner cleaning device, clean method and air conditioner - Google Patents
Air conditioner cleaning device, clean method and air conditioner Download PDFInfo
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- CN109945313A CN109945313A CN201910233484.7A CN201910233484A CN109945313A CN 109945313 A CN109945313 A CN 109945313A CN 201910233484 A CN201910233484 A CN 201910233484A CN 109945313 A CN109945313 A CN 109945313A
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- cleaning device
- new blower
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- 238000004140 cleaning Methods 0.000 title claims abstract description 123
- 238000000034 method Methods 0.000 claims abstract description 40
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 238000007664 blowing Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 115
- 230000015572 biosynthetic process Effects 0.000 claims description 20
- 238000005755 formation reaction Methods 0.000 claims description 20
- 239000004065 semiconductor Substances 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 7
- 230000000903 blocking Effects 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 5
- 238000005057 refrigeration Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000001939 inductive effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004378 air conditioning Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000006011 modification reaction Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000001112 coagulant Effects 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 229920002456 HOTAIR Polymers 0.000 description 1
- 229910004682 ON-OFF Inorganic materials 0.000 description 1
- 230000005679 Peltier effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000004059 degradation Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002349 favourable Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- 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
- F24F1/0035—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
-
- 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
- F24F1/0087—Indoor units, e.g. fan coil units with humidification means
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
-
- 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
- F24F2221/22—Cleaning ducts or apparatus
Abstract
The present invention provides a kind of air conditioner cleaning device, and air conditioner includes heat exchanger, comprising: new blower (1), the new blower (1) can be used in indoor conveying fresh air, and can be used in blowing to the heat exchanger.The present invention can be used in the automatically cleaning of outdoor heat exchanger, and cleaning efficiency is high, and cleaning effect is good, new blower binary channels selectivity air inducing, make full use of the indoor and outdoor air temperature difference, accelerates frosting, defrost process, improves the automatically cleaning efficiency of air conditioner.The humidification of realization frosting air-flow and cooling and the heating of defrost air-flow, accelerate frosting, defrost process, improve the automatically cleaning efficiency of air conditioner on the basis of new blower.It can be used for the automatically cleaning of indoor heat exchanger and outdoor heat exchanger simultaneously, it is multiple functional.
Description
Technical field
The invention belongs to air conditioners to clean upper technical field, and in particular to a kind of air conditioner cleaning device, clean method and
Air conditioner.
Background technique
Air-conditioning has a large amount of dust pollution object accumulation, leads to the portions such as air-conditioning heat exchanger during prolonged use
The degradation of heat exchange performance of part, or even aggravation corrosion and ageing, cause the permanent damage of component.In domestic air conditioner, heat-exchange system
The pollutant gathered after longtime running can breed various microorganisms, emit bad smell or even harmful components, and it is strong to seriously affect body and mind
Health.
Existing air-conditioning clean method exactly realizes the cleaning of air-conditioning by coagulating frost-defrost, but solidifying white process is main
It is by being completed to the condensation vapor in room air, when operation of air conditioner is in dry environment, moisture in air is less, cannot
Meet the water demand for coagulating frost, causes solidifying white speed slow, the cleaning function of air-conditioning is restricted.
When existing air conditioner indoor unit cleans, in Frost formation process, operation of air conditioner refrigeration mode, indoor heat exchanger heat absorption, sky
Condensate moisture frosting in gas heat exchanger surface indoors, during this, the air of cooling supply condensation frost is directly derived from air-conditioning itself
Circulating current, circulated air be indoor circulation wind, but in winter when, indoor air temperature is high than outdoor, and high temperature wind is directly blown into,
The rate of frosting can be reduced, or even the blowing of rime ice on indoor heat exchanger surface is fallen off.During defrost, air-conditioning switches to heating
Mode, indoor heat exchanger heat dissipation, melts the rime ice on its surface, but in summer, indoor air temperature is low than outdoor, low temperature wind
Enter, the rate of defrost can be reduced, or even rime ice is freezed again.
Therefore, the air conditioner cleaning device of the prior art has that cleaning efficiency is low.
Summary of the invention
Therefore, the present invention is to solve the low technical problem of existing air conditioner cleaning efficiency, provides a kind of air conditioner cleaning
Device, clean method and air conditioner.
To solve the above-mentioned problems, the present invention provides a kind of air conditioner cleaning device, and air conditioner includes heat exchanger, comprising:
New blower, fresh air function are enough in indoor conveying fresh air, and can be used in blowing to heat exchanger.
The object of the invention to solve the technical problems also can be used following technical measures and further realize.
Preferably, heat exchanger includes indoor heat exchanger, and fresh air function is enough in indoor heat exchanger and blows.
Preferably, new blower is equipped with fresh air channel, air-out passage, and new blower at least has following operating mode:
Air passes through air-out passage and is delivered to indoor heat exchanger after fresh air channel enters new blower.
Preferably, fresh air channel is connected with outdoor fresh air pipe, and/or the first indoor return air pipe；Outdoor fresh air pipe communication chamber
Outside, for being used for from indoor introducing return air out of outdoor introducing fresh air, the first indoor return air pipe communication chamber.
Preferably, air conditioner cleaning device further includes humidification component, and humidification component is for increasing new blower to indoor heat exchange
The humidity of device air-supply.
Preferably, humidification component includes humidifier, water tank, and humidifier is arranged in fresh air channel, humidifier
For increasing the humidity for flowing through the air of fresh air channel, water tank is used to provide water source to humidifier.
Preferably, humidifier includes any one or more of humidification membrane, permeable membrane, atomizer.
Preferably, air conditioner further includes drip tray, and air-out passage is blown through drip tray to indoor heat exchanger.
Preferably, water bar is equipped in drip tray, water bar is for preventing condensed water from entering air-out passage.
Preferably, water bar is mounted on above air-out passage by support column.
Preferably, air-out passage edge is additionally provided with the water blocking edge of prominent water receiving pan bottom.
Preferably, drip tray is equipped with drainage hole, overflow hole；Drainage hole connects drainpipe.
Preferably, the end of drainpipe includes water tank drainpipe, and water tank drainpipe is connect with water tank, water tank row
Condensed water in drip tray is injected water tank by water pipe.
Preferably, the end of drainpipe further includes outdoor drainage pipe, and outdoor drainage pipe is connected to outdoor, and outdoor drainage pipe will
Condensed water in drip tray drains into outdoor.
Preferably, drainpipe is equipped with drain solenoid valve, and whether the condensed water in drain solenoid valve control drip tray flows into storage
Tank drains pipe, and/or outdoor drainage pipe.
Preferably, water tank drainpipe is equipped with filtering and purifying, and filtering and purifying filters condensed water.
Preferably, water tank is additionally provided with artificial recharge mouth, and artificial recharge mouth is used for into water tank plus water.
It preferably, further include auxiliary temperature adjustment component, auxiliary temperature adjustment component is arranged in fresh air channel, flows through newly for adjusting
The temperature of the air in wind channel.
Preferably, auxiliary temperature adjustment component includes one or both of semiconductor chilling plate, heating element.
Preferably, air conditioner further includes outdoor heat exchanger, and new blower is additionally provided with air exhaust passage, and air exhaust passage is used for new blower
It blows to outdoor heat exchanger.
Preferably, new blower be equipped with mounting box, fresh air channel, air exhaust passage be arranged in mounting box, fresh air channel with
Air exhaust passage is separated by stationary barrier.
Preferably, semiconductor chilling plate is arranged on stationary barrier, and it is logical that the both ends of semiconductor chilling plate are respectively placed in fresh air
In road and air exhaust passage；One end is freezed after semiconductor chilling plate is powered, other end heating；Change current direction, refrigeration one end and
One end is heated to exchange.
Preferably, new blower is additionally provided with air exhaust passage, and fresh air channel is connected with fresh wind tube, outside fresh wind tube communication chamber, air draft
Channel is connected with backwind tube in second Room, air-exhausting duct, and the air inlet of backwind tube is connected to interior, the second indoor return air in second Room
The gas outlet of pipe is connected to fresh air channel, and air-exhausting duct is connected at outdoor heat exchanger, blows to outdoor heat exchanger.
Preferably, fresh air channel, air exhaust passage are arranged in mounting box, are separated by movable barrier；Movable barrier is opened,
Fresh air channel is connected to air exhaust passage, and room air enters fresh air channel by backwind tube, air exhaust passage in second Room, movably every
Plate is closed, and fresh air channel is separated with air exhaust passage, and room air passes through backwind tube, air exhaust passage, air-exhausting duct discharge in second Room
It is outdoor.
A kind of clean method, using above-mentioned air conditioner cleaning device.
The object of the invention to solve the technical problems also can be used following technical measures and further realize.
Preferably, when heat exchanger includes indoor heat exchanger, comprising:
Receive cleaning instruction；
Frost formation process: air conditioner device operates in cooling condition, enters the room heat exchanger Frost formation process；New fan operation, to
Indoor heat exchanger air-supply, accelerates the frosting of indoor heat exchanger；
Defrost process: air conditioner operates in heating condition, enters the room heat exchanger defrosting process；New fan operation, to room
Interior heat exchanger air-supply, accelerates the defrost of indoor heat exchanger.
Preferably, when heat exchanger includes indoor heat exchanger, comprising:
Receive cleaning instruction；
Frost formation process: air conditioner operates in cooling condition, enters the room heat exchanger Frost formation process；New fan operation, to room
Interior heat exchanger air-supply, accelerates the frosting of indoor heat exchanger；
Defrost process: air conditioner operates in heating condition, carries out the defrost of indoor heat exchanger.
Preferably, when heat exchanger includes indoor heat exchanger, comprising:
Receive cleaning instruction；
Frost formation process: air conditioner operates in cooling condition, carries out the frosting of indoor heat exchanger；
Defrost process: air conditioner operates in heating condition, enters the room heat exchanger defrosting process；New fan operation, to room
Interior heat exchanger air-supply, accelerates the defrost of indoor heat exchanger.
Preferably, clean method further include: in Frost formation process, humidify assembly operating, increase the humidity of new blower air-supply.
Preferably, in Frost formation process, new fan operation includes: to the step of indoor heat exchanger air-supply
Compare room temperature TIt is interiorWith outdoor temperature TOutside；
Work as TIt is interior> TOutsideWhen, new blower passes through outdoor fresh air pipe from outdoor introducing fresh air；
Work as TIt is interior≤TOutsideWhen, new blower is by backwind tube in the first indoor return air pipe or second Room from indoor introducing return air.
Preferably, during defrost, new fan operation includes: to the step of indoor heat exchanger air-supply
Compare room temperature TIt is interiorWith outdoor temperature TOutside；
Work as TIt is interior≤TOutsideWhen, new blower passes through outdoor fresh air pipe from outdoor introducing fresh air；
Work as TIt is interior> TOutsideWhen, new blower is by backwind tube in the first indoor return air pipe or second Room from indoor introducing return air.
Preferably, clean method further include: in Frost formation process, starting auxiliary temperature adjustment component reduces new blower and changes to interior
The temperature of hot device air-supply.
Preferably, clean method further include: during defrost, starting auxiliary temperature adjustment component improves new blower and changes to interior
The temperature of hot device air-supply.
A kind of air conditioner, using above-mentioned air conditioner cleaning device.
Air conditioner cleaning device, clean method and air conditioner provided by the invention at least have it is following the utility model has the advantages that
1, the present invention can be used in the automatically cleaning of outdoor heat exchanger, using frosting-defrost form, clean heat exchanger surface
Dust and dirt, automation cleaning, to equipment free of losses, cleaning efficiency is high, and cleaning effect is good.
2, new blower binary channels selectivity air inducing, makes full use of the indoor and outdoor air temperature difference, selection lower temperature when frosting
Air selects the air of higher temperature when defrost, accelerates frosting, defrost process, improves the automatically cleaning efficiency of air conditioner.
3, the humidification of realization frosting air-flow and cooling and the heating of defrost air-flow on the basis of new blower, accelerates frosting, changes
White process improves the automatically cleaning efficiency of air conditioner.
4, it can be used for the automatically cleaning of indoor heat exchanger and outdoor heat exchanger simultaneously, it is multiple functional.
Detailed description of the invention
Fig. 1 is the air conditioner cleaning device structural schematic diagram of the embodiment of the present invention one；
Fig. 2 is the air conditioner cleaning device partial structural diagram of the embodiment of the present invention one；
Fig. 3 is the air conditioner cleaning device structural schematic diagram of the embodiment of the present invention two；
Fig. 4 is the outdoor heat exchanger structural schematic diagram of air conditioner of embodiment of the present invention cleaning device；
Fig. 5 is the drip tray structure schematic diagram of air conditioner of embodiment of the present invention cleaning device；
Fig. 6 is the drip tray and indoor evaporator structural schematic diagram of air conditioner of embodiment of the present invention cleaning device.
Appended drawing reference indicates are as follows:
1, new blower；2, indoor heat exchanger；3, component is humidified；4, fresh air channel；5, air-out passage；6, outdoor fresh air pipe；
7, the first indoor return air pipe；8, water tank；9, humidifier；10, drip tray；11, drainpipe；12, water tank drainpipe；13,
Outdoor drainage pipe；14, temperature adjustment component is assisted；15, outdoor heat exchanger；16, air exhaust passage；17, backwind tube in second Room；18, it arranges
Air hose；19, movable barrier；20, mounting box；21, stationary barrier；22, water bar；23, support column；24, water blocking edge；25, it arranges
Water hole；26, overflow hole；27, arc indoor heat exchanger；28, trough type air outlet.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Embodiment one
In conjunction with referring to shown in Fig. 1,2,4, a kind of air conditioner cleaning device that the embodiment of the present invention one provides, air conditioner includes
Heat exchanger, comprising: new blower 1, new blower 1 can be used in indoor conveying fresh air, and can be used in blowing to heat exchanger.
The air conditioner cleaning device of the present embodiment carries out the automatically cleaning of heat exchanger of air conditioner in the form of frosting-defrost,
Compared with existing cleaning apparatus for self, the cleaning device of the present embodiment passes through new blower during the frosting of heat exchanger, defrost
It blows, independent of the air circulation loop of air-conditioning itself, new blower be can choose from indoor or outdoors air inducing, for heat exchange
The frosting or defrost of device manufacture more favorable condition, to improve the quality and efficiency of the frosting of heat exchanger, defrost, improve heat exchange
The self-cleaning effect and efficiency of device.It is also more conducive to carry out humidification, the temperature adjustment of frosting wind or defrost wind by the air-supply of new blower simultaneously,
The further quality and efficiency for improving frosting, defrost.
In the present embodiment, heat exchanger includes indoor heat exchanger 2 (i.e. evaporator), and new blower 1 can be sent to indoor heat exchanger 2
Wind.Air conditioner cleaning device is used for the automatically cleaning of indoor heat exchanger 2.
New blower 1 is equipped with fresh air channel 4, air-out passage 5, and fresh air channel 4 is entered the wind for new blower 1, and air-out passage 5 is used for
New blower 1 is blown to indoor heat exchanger 2.New blower 1 at least has following operating mode: air enters fresh air through fresh air channel 4
It after machine 1, passes through air-out passage 5 and is delivered to indoor heat exchanger 2, air can enter interior again after indoor heat exchanger 2.
New emerging equipment of the blower as filed of air conditioning, is often independent of purification of the air conditioner for air, can
Room air is set to generate circulation, the carry out room air displacement utmostly changed compensates for common air-conditioning device without drawing in normal direction room
Enter the defect of fresh air.The new blower 1 of the present embodiment introduces air into fresh air channel 4, is then blown to interior by air-out passage 5
Heat exchanger 2.Air conditioner further includes drip tray 10, and drip tray 10 is used to collect to be generated in the heat exchanger normal work of storage air conditioner
Condensed water.Air-out passage 5 is blown through drip tray 10 to indoor heat exchanger 2.Leakage-proof structure is arranged in the edge of air-out passage 5,
Prevent the condensed water in drip tray 10 from leaking to new blower 1.
In the present embodiment, fresh air channel 4 is connected with outdoor fresh air pipe 6, and/or the first indoor return air pipe 7；Outdoor fresh air pipe
Outside 6 communication chambers, for being used for from indoor introducing return air out of outdoor introducing fresh air, 7 communication chamber of the first indoor return air pipe.Fresh air
Channel 4 is the air introducing port of new blower 1, and outdoor fresh air pipe 6, the first indoor return air pipe 7 are two incoming directions of air.
The frosting of indoor heat exchanger 2 can also be influenced in addition to being influenced by air humidity by air themperature, and air themperature is high
It is unfavorable for frosting or even the sluggish Frost formation process of high temperature air meeting, by the blowing of frost layer of heat exchanger surface, blows off.Conversely, Air Temperature
It spends low, is unfavorable for defrost.Therefore, the present embodiment fully considers that the suitability of environment temperature, new blower 1 are equipped with indoor and outdoors two
A air-vent can be determined according to indoor and outdoor surroundings temperature and air humidity from which side air inducing.
Air conditioner cleaning device further includes humidifying component 3 to be used to increase the humidity that new blower 1 is blown in the present embodiment, is blown to
Moisture in air on indoor heat exchanger 2 increases, and the aggravation of 2 surface condensation of indoor heat exchanger can speed up the knot of indoor heat exchanger 2
Frost.Humidifying component 3 includes humidifier 9, water tank 8, and humidifier 9 is arranged in fresh air channel 4, and humidifier 9 includes adding
Wet film, permeable membrane, atomizer it is any one or several.Humidifier 9 is used to increase the humidity for the air for flowing through fresh air channel 4,
Water tank 8 is used to provide water source to humidifier 9.Water tank 8 can be made as interior circulating water supply and outer note two kinds of water supply moulds of water supply
Formula.
The condensed water that interior circulating water supply mode is dripped by heat exchanger.In the air conditioner, as shown in Figure 1,5, indoor heat exchange
Drip tray 10 is arranged in the lower section of device 2, and air-out passage 5 is blown through drip tray 10 to indoor heat exchanger 2.
Water bar 22 is equipped in drip tray 10, water bar 22 is for preventing condensed water from entering air-out passage 5.It is optional
Ground, water bar 22 are mounted on 5 top of air-out passage by support column 23, and 2 surface condensation water droplet of indoor heat exchanger is fallen in
On water bar 22, the gradient to low while height is can be set out in water bar 22, convenient for draining.
More preferably, 5 edge of air-out passage is additionally provided with the water blocking of prominent 10 bottom of drip tray along 24, and water blocking can be prevented along 24
Water in drip tray 10 flows backward into air-out passage 5.Drainage hole 25, overflow hole 26 are additionally provided in the inside of drip tray 10；Drainage hole
25 connection drainpipes 11, by condensing hot air furnace to water tank 8 or are exhausted directly to outdoor.Overflow hole 26 is used for stifled in drainage hole 25
Condensed water is discharged in the case where plug, discharge outlet setting is higher than drainage hole 25, condensed water is made to preferentially enter drainage hole 25.
The end of drainpipe 11 includes water tank drainpipe 12, and water tank drainpipe 12 is connect with water tank 8, water tank row
Condensed water in drip tray 10 is injected water tank 8 by water pipe 12.The end of drainpipe 11 further includes outdoor drainage pipe 13, outdoor row
Water pipe 13 is connected to outdoor, and the condensed water in drip tray 10 is drained into outdoor by outdoor drainage pipe 13.Drainpipe 11 is equipped with draining electricity
Whether magnet valve, the condensed water that drain solenoid valve controls in drip tray 10 flow into water tank drainpipe 12, and/or outdoor drainage pipe
13, drain solenoid valve priority acccess control condensed water injects water tank 8 by water tank drainpipe 12, and when water tank 8 fills, draining is electric
Magnet valve control condensed water stops flow into water tank drainpipe 12, then flow to outdoor by outdoor drainage pipe 13.
In the present embodiment, air-out passage 5 is rectangular opening, and indoor heat exchanger 2 is rectangular plate-like, and air-out passage 5 can be square
The shapes such as shape, circle, rectangular, trough type.As shown in fig. 6, indoor heat exchanger 2 can be the arc indoor heat exchanger 27 of arc,
Air-out passage 5 uses trough type air outlet 28, and arc indoor heat exchanger 27 is vertically set in drip tray 10, and air-out passage 5 is not
Within the scope of the drippage of 27 condensed water of arc indoor heat exchanger, it is only necessary to which water blocking is arranged around air-out passage 5 can prevent along 24
The only entrance of condensed water.
For the cleaning and pipeline blockage for preventing water tank, filtering and purifying, filtering are equipped on water tank drainpipe 12
Purification device filters condensed water, and the condensed water of injection water tank 8 and can be set by display module and program by purification
Determine timed reminding user and cleans filtering and purifying.
When outer note water supply pattern, water tank 8 is equipped with artificial recharge mouth, and artificial recharge mouth is used for into water tank 8 plus water.
Water tank 8 is also designed to detachable structure, and when water filling can remove water tank 8.
Water tank 8, which can also integrate, uses above two water supply pattern.Further, can also be arranged in water tank 8
Water sensor detects the water in water tank 8, issues control signal according to water result and controls drain solenoid valve moisturizing, or
Person reminds artificial recharge.
In order to regulate and control the temperature that new blower 1 is blown in the present embodiment, cleaning device further includes auxiliary temperature adjustment component 14, auxiliary
Temperature adjustment component 14 is arranged in fresh air channel 4, the temperature of the air for flowing through fresh air channel 4.Auxiliary temperature adjustment component 14 include
One or both of semiconductor chilling plate, heating element.
Consider that air conditioner further includes outdoor heat exchanger 15 (i.e. condenser), the cleaning device of the present embodiment can also be by such as
Lower improvement, while realizing the automatically cleaning of outdoor heat exchanger 15.
Specifically, new blower 1 is additionally provided with air exhaust passage 16, air exhaust passage 16 is sent for new blower 1 to outdoor heat exchanger 15
Wind.The air inlet position of new blower 1 is equipped with mounting box 20, and fresh air channel 4, air exhaust passage 16 are arranged in mounting box, fresh air
Channel 4 is separated with air exhaust passage 16 by stationary barrier 21, and fresh air channel 4 and air exhaust passage 16 are not connected.Air exhaust passage 16
Corresponding humidification component 3 and auxiliary temperature adjustment component 14 inside also can be set, improve the frosting wind moisture of outdoor heat exchanger 15, reduce
Frosting air temperature accelerates the frosting of outdoor heat exchanger 15, or improves defrost air temperature, accelerates the defrost of outdoor heat exchanger 15.
In the present embodiment, semiconductor chilling plate is arranged on stationary barrier 21, the both ends of semiconductor chilling plate are distinguished
It is placed in fresh air channel 4 and air exhaust passage 16；The characteristic (i.e. the peltier effect of semiconductor material) of foundation semiconductor chilling plate,
One end is freezed after semiconductor chilling plate is powered, other end heating；Change current direction, refrigeration one end and heating one end exchange.
When 2 frosting of indoor heat exchanger, semiconductor chilling plate freezes in fresh air channel 4, and new air temperature reduces；When defrost,
Semiconductor chilling plate current direction changes, semiconductor chilling plate heating；Similarly, when 15 frosting of outdoor heat exchanger, semiconductor refrigerating
Piece refrigeration, when defrost, semiconductor chilling plate heating.
The air conditioner cleaning apparatus for self of the present embodiment is realized selective air inducing by new blower, is realized under least energy consumption
Efficient frosting, defrost, improve the cleaning efficiency of air conditioner, cleaning cycle is shorter.Indoor heat exchange is realized simultaneously by new blower
The cleaning of device and outdoor heat exchanger.It humidifies component and increases air humidity raising frosting efficiency, indoor unit condensed water is recycled
Humidification accelerates frosting.
Embodiment two
In the structure of existing new blower 1, the air-vent of indoor side can be designed in exhaust system, and exhaust system will
Room air directly excludes outdoor, and the existing structure of new blower 1 can be made full use of to realize new blower 1 from indoor air inducing.Cause
This, as shown in figure 3, the new blower 1 of the embodiment of the present application two is additionally provided with air exhaust passage 16, fresh air channel 4 is connected with outdoor fresh air
Pipe 6, outside 6 communication chamber of outdoor fresh air pipe, new blower 1 is by outdoor fresh air pipe 6 from outdoor introducing fresh air.Air exhaust passage 16 is connected with
Backwind tube 17, air-exhausting duct 18 in second Room, the air inlet of backwind tube 17 is connected to interior in second Room, and gas outlet is connected to fresh air
Channel 4, indoor air can be introduced new blower 1 by backwind tube 17 in second Room；Air-exhausting duct 18 is connected at outdoor heat exchanger 15,
It blows to outdoor heat exchanger 15.Fresh air channel 4, air exhaust passage 16 are arranged in mounting box, are separated by movable barrier 19；Movably
Partition 19 is opened, and fresh air channel 4 is connected to air exhaust passage 16, and room air passes through backwind tube 17, air exhaust passage 16 in second Room
Into fresh air channel 4, movable barrier 19 is closed, and fresh air channel 4 is separated with air exhaust passage 16, and room air in second Room by returning
Outdoor is discharged in air hose 17, air exhaust passage 16, air-exhausting duct 18.
Backwind tube 17, air-exhausting duct in outdoor fresh air pipe 6, the first indoor return air pipe 7, second Room in the present embodiment one, two
18 can install the control on-off such as electromagnetic valve additional.
The air conditioner cleaning device of the present embodiment is controllably connected to new by the existing structure of new blower by movable structure
Wind channel and air exhaust passage, be not only able to achieve the cleaning of indoor heat exchanger, outdoor heat exchanger, but also were unlikely to destroy new blower
Structure guarantees the realization of the proper property of new blower.
Present invention also provides a kind of clean methods, using above-mentioned air conditioner cleaning device.
In optimal scheme, when heat exchanger includes indoor heat exchanger 2, clean method includes:
Step 1 receives cleaning instruction；Cleaning instruction can be issued by manual control, can also independently be monitored by air conditioner
It is periodically issued after runing time.When cleaning indoor unit, needs to adjust wind deflector in advance, avoid blow-through human body.
Step 2, Frost formation process: control air conditioner operates in cooling condition, enters the room the Frost formation process of heat exchanger 2, this
When 2 surface temperature of indoor heat exchanger be lower than zero degree, the moisture in air is in its surface condensation；
It controls new blower 1 to run, blow to indoor heat exchanger 2；Compare room temperature TIt is interiorWith outdoor temperature TOutside；
Work as TIt is interior> TOutsideWhen, such as winter, new blower 1 passes through outdoor fresh air pipe 6 from outdoor introducing fresh air.
Work as TIt is interior≤TOutsideWhen, such as summer, new blower 1 is by backwind tube 17 in the first indoor return air pipe 7 or second Room from interior
Introduce return air.
Meanwhile humidifying component 3 and running, increase the humidity that new blower 1 is blown, starting auxiliary temperature adjustment component 14 reduces fresh air
The temperature that machine 1 is blown accelerates the frosting of indoor heat exchanger 2.
Step 3 detects frosting result.When can be by detecting the inner tube temperature of indoor heat exchanger 2 or monitoring refrigerating operaton
Between judge frosting as a result, specifically, inner tube temperature reaches frosting lower limit temperature, such as -18 DEG C~20 DEG C or refrigerating operaton time
Reach setting time, such as 180s, reaches conditions above it is determined that frosting is completed.
Step 4, defrost process: air conditioner operates in heating condition, enters the room 2 defrost process of heat exchanger；In clean room
When interior machine, needs to adjust wind deflector in advance, avoid blow-through human body.
New blower 1 is run, and is blown to indoor heat exchanger 2, is accelerated the defrost of indoor heat exchanger 2, is compared room temperature TIt is interiorWith
Outdoor temperature TOutside；
Work as TIt is interior≤TOutsideWhen, such as summer, new blower 1 passes through outdoor fresh air pipe 6 from outdoor introducing fresh air；
Work as TIt is interior> TOutsideWhen, in such as winter, new blower 1 is by backwind tube 17 in the first indoor return air pipe 7 or second Room from interior
Introduce return air.
Meanwhile starting auxiliary temperature adjustment component 14, improve the temperature that new blower 1 is blown.Defrost process can also pass through detection
Inner tube temperature or the judgement of monitoring heating operation time, specifically, inner tube temperature reaches 50 DEG C of defrost ceiling temperature or heating operation
360~600s of time.
In the clean method of the present embodiment, new blower can only frosting or defrost one of them during participate in work
Make, can also be involved in during frosting or defrost two.
The clean method of the present embodiment, the air conditioner cleaning device for being able to use the application realize indoor heat exchanger or interior
The cleaning of heat exchanger, cleaning efficiency is high, energy conservation and environmental protection.
A kind of air conditioner, using air conditioner cleaning device of the invention.
Those skilled in the art will readily recognize that above-mentioned each advantageous manner can be free under the premise of not conflicting
Ground combination, superposition.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.Above only
It is the preferred embodiment of the present invention, it is noted that for those skilled in the art, do not departing from this hair
Under the premise of bright technical principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as guarantor of the invention
Protect range.
Claims (34)
1. a kind of air conditioner cleaning device, air conditioner include heat exchanger characterized by comprising
New blower (1), the new blower (1) can be used in indoor conveying fresh air, and can be used in sending to the heat exchanger
Wind.
2. air conditioner cleaning device according to claim 1, which is characterized in that the heat exchanger includes indoor heat exchanger
(2), the new blower (1) can be used in blowing to the indoor heat exchanger (2).
3. air conditioner cleaning device according to claim 2, which is characterized in that the new blower (1) is equipped with fresh air channel
(4), air-out passage (5), the new blower (1) at least have following operating mode:
Air after the fresh air channel (4) enter the new blower (1), pass through the air-out passage (5) be delivered to it is described
Indoor heat exchanger (2).
4. air conditioner cleaning device according to claim 3, which is characterized in that the fresh air channel (4) is connected with outdoor
Fresh wind tube (6), and/or the first indoor return air pipe (7)；Outside outdoor fresh air pipe (6) communication chamber, for new from outdoor introducing
Wind, in the first indoor return air pipe (7) communication chamber, for from indoor introducing return air.
5. air conditioner cleaning device according to claim 2, which is characterized in that air conditioner cleaning device further includes humidification group
Part (3), humidification component (3) are used to increase the humidity of new blower (1) Xiang Suoshu indoor heat exchanger (2) air-supply.
6. air conditioner cleaning device according to claim 5, which is characterized in that the humidification component (3) includes humidification dress
(9), water tank (8) are set, humidifier (9) setting is in the fresh air channel (4), and the humidifier (9) is for increasing
Add the humidity for flowing through the air of the fresh air channel (4), the water tank (8) is used to provide water source to the humidifier (9).
7. air conditioner cleaning device according to claim 6, which is characterized in that the humidifier (9) include humidification membrane,
Any one or more of permeable membrane, atomizer.
8. -7 any air conditioner cleaning device according to claim 1, which is characterized in that the air conditioner further includes water receiving
Disk (10), the air-out passage (5) are blown through the drip tray (10) Xiang Suoshu indoor heat exchanger (2).
9. air conditioner cleaning device according to claim 8, which is characterized in that be equipped with waterproof in the drip tray (10) and keep off
Plate (22), the water bar (22) is for preventing condensed water from entering the air-out passage (5).
10. air conditioner cleaning device according to claim 9, which is characterized in that the water bar (22) passes through support
Column (23) is mounted on above the air-out passage (5).
11. air conditioner cleaning device according to claim 9, which is characterized in that air-out passage (5) edge is additionally provided with
The water blocking of prominent drip tray (10) bottom is along (24).
12. according to any air conditioner cleaning device of claim 9-11, which is characterized in that the drip tray (10) is equipped with
Drainage hole (25), overflow hole (26)；The drainage hole (25) connects drainpipe (11).
13. 2 any air conditioner cleaning device according to claim 1, which is characterized in that the end of the drainpipe (11)
Including water tank drainpipe (12), the water tank drainpipe (12) connect with the water tank (8), the water tank drainpipe
(12) condensed water in the drip tray (10) is injected into the water tank (8).
14. air conditioner cleaning device according to claim 13, which is characterized in that also wrap the end of the drainpipe (11)
It includes outdoor drainage pipe (13), the outdoor drainage pipe (13) is connected to outdoor, and the outdoor drainage pipe (13) is by the drip tray
(10) condensed water in drains into outdoor.
15. air conditioner cleaning device according to claim 14, which is characterized in that the drainpipe (11) is equipped with draining electricity
Magnet valve, the condensed water that the drain solenoid valve controls in the drip tray (10) whether flow into water tank drainpipe (12), and/or
Outdoor drainage pipe (13).
16. air conditioner cleaning device according to claim 13, which is characterized in that set on the water tank drainpipe (12)
There is filtering and purifying, the filtering and purifying filters condensed water.
17. air conditioner cleaning device according to claim 13, which is characterized in that the water tank (8) is additionally provided with manually
Water filling port, the artificial recharge mouth are used for the water tank (8) Nei Jiashui.
18. -7, any air conditioner cleaning device of 9-11,13-17 according to claim 1, which is characterized in that further include auxiliary
It helps temperature adjustment component (14), auxiliary temperature adjustment component (14) setting flows through described new in the fresh air channel (4) for adjusting
The temperature of the air in wind channel (4).
19. air conditioner cleaning device according to claim 18, which is characterized in that the auxiliary temperature adjustment component (14) includes
One or both of semiconductor chilling plate, heating element.
20. air conditioner cleaning device according to claim 18, which is characterized in that the air conditioner further includes outdoor heat exchange
Device (15), the new blower (1) are additionally provided with air exhaust passage (16), and the air exhaust passage (16) is used for the new blower (1) to room
External heat exchanger (15) air-supply.
21. air conditioner cleaning device according to claim 20, which is characterized in that the new blower (1) is equipped with installation
Box (20), the fresh air channel (4), air exhaust passage (16) setting are in the mounting box (20), the fresh air channel (4) and row
Wind channel (16) is separated by stationary barrier (21).
22. air conditioner cleaning device according to claim 21, which is characterized in that semiconductor chilling plate is arranged described solid
In determine dividing plate (21), the both ends of semiconductor chilling plate are respectively placed in the fresh air channel (4) and air exhaust passage (16)；Semiconductor
One end is freezed after cooling piece is powered, other end heating；Change current direction, refrigeration one end and heating one end exchange.
23. air conditioner cleaning device according to claim 3, which is characterized in that it is logical that the new blower (1) is additionally provided with air draft
Road (16)；The fresh air channel (4) is connected with outdoor fresh air pipe (6), outside outdoor fresh air pipe (6) communication chamber, the air draft
Channel (16) is connected with backwind tube in second Room (17), air-exhausting duct (18), and the air inlet of backwind tube (17) connects in the second Room
Interior is passed to, the gas outlet of backwind tube (17) is connected to the fresh air channel (4) in the second Room, and the air-exhausting duct (18) is even
At logical outdoor heat exchanger (15), Xiang Suoshu outdoor heat exchanger (15) air-supply.
24. air conditioner cleaning device according to claim 23, which is characterized in that the fresh air channel (4), air exhaust passage
(16) setting is separated in mounting box (20) by movable barrier (19)；The movable barrier (19) is opened, the fresh air channel
(4) it is connected to the air exhaust passage (16), room air is entered by backwind tube (17), air exhaust passage (16) in the second Room
The fresh air channel (4), the movable barrier (19) are closed, and the fresh air channel (4) separates with the air exhaust passage (16), room
Interior air is discharged outdoor by backwind tube (17), air exhaust passage (16), air-exhausting duct (18) in the second Room.
25. a kind of clean method, which is characterized in that using any air conditioner cleaning device of claim 1-24.
26. clean method according to claim 25, which is characterized in that when heat exchanger includes indoor heat exchanger (2), packet
It includes:
Receive cleaning instruction；
Frost formation process: air conditioner operates in cooling condition, enters the room heat exchanger (2) Frost formation process；New blower (1) operation, to
Indoor heat exchanger (2) air-supply, accelerates the frosting of indoor heat exchanger (2)；
Defrost process: air conditioner operates in heating condition, enters the room heat exchanger (2) defrost process；New blower (1) operation, to
Indoor heat exchanger (2) air-supply, accelerates the defrost of indoor heat exchanger (2).
27. clean method according to claim 25, which is characterized in that when heat exchanger includes indoor heat exchanger (2), packet
It includes:
Receive cleaning instruction；
Frost formation process: air conditioner operates in cooling condition, enters the room heat exchanger (2) Frost formation process；New blower (1) operation, to
Indoor heat exchanger (2) air-supply, accelerates the frosting of indoor heat exchanger (2)；
Defrost process: air conditioner operates in heating condition, carries out the defrost of indoor heat exchanger (2).
28. clean method according to claim 25, which is characterized in that when heat exchanger includes indoor heat exchanger (2), packet
It includes:
Receive cleaning instruction；
Frost formation process: air conditioner operates in cooling condition, carries out the frosting of indoor heat exchanger (2)；
Defrost process: air conditioner operates in heating condition, enters the room heat exchanger (2) defrost process；New blower (1) operation, to
Indoor heat exchanger (2) air-supply, accelerates the defrost of indoor heat exchanger (2).
29. according to any clean method of claim 25-27, which is characterized in that clean method further include: Frost formation process
In, humidification component (3) operation increases the humidity of new blower (1) air-supply.
30. the clean method according to claim 26 or 27, which is characterized in that in Frost formation process, new blower (1) operation,
Include: to the step of indoor heat exchanger (2) air-supply
Compare room temperature TIt is interiorWith outdoor temperature TOutside；
Work as TIt is interior> TOutsideWhen, new blower (1) passes through outdoor fresh air pipe (6) from outdoor introducing fresh air；
Work as TIt is interior≤TOutsideWhen, new blower (1) is returned by backwind tube (17) in the first indoor return air pipe (7) or second Room from indoor introducing
Wind.
31. the clean method according to claim 26 or 28, which is characterized in that during defrost, new blower (1) operation,
Include: to the step of indoor heat exchanger (2) air-supply
Compare room temperature TIt is interiorWith outdoor temperature TOutside；
Work as TIt is interior≤TOutsideWhen, new blower (1) passes through outdoor fresh air pipe (6) from outdoor introducing fresh air；
Work as TIt is interior> TOutsideWhen, new blower (1) is returned by backwind tube (17) in the first indoor return air pipe (7) or second Room from indoor introducing
Wind.
32. according to any clean method of claim 25-28, which is characterized in that clean method further include: Frost formation process
In, starting auxiliary temperature adjustment component (14) reduces the temperature that new blower (1) is blown to indoor heat exchanger (2).
33. according to any clean method of claim 25-28, which is characterized in that clean method further include: defrost process
In, starting auxiliary temperature adjustment component (14) improves the temperature that new blower (1) is blown to indoor heat exchanger (2).
34. a kind of air conditioner, which is characterized in that using any air conditioner cleaning device of claim 1-24.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910233484.7A CN109945313A (en) | 2019-03-26 | 2019-03-26 | Air conditioner cleaning device, clean method and air conditioner |
| EP19920963.6A EP3879192A4 (en) | 2019-03-26 | 2019-09-30 | Air conditioner cleaning device and cleaning method, and air conditioner |
| PCT/CN2019/109433 WO2020192070A1 (en) | 2019-03-26 | 2019-09-30 | Air conditioner cleaning device and cleaning method, and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910233484.7A CN109945313A (en) | 2019-03-26 | 2019-03-26 | Air conditioner cleaning device, clean method and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109945313A true CN109945313A (en) | 2019-06-28 |
Family
ID=67010925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910233484.7A Pending CN109945313A (en) | 2019-03-26 | 2019-03-26 | Air conditioner cleaning device, clean method and air conditioner |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3879192A4 (en) |
| CN (1) | CN109945313A (en) |
| WO (1) | WO2020192070A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110848878A (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 |
| WO2020192070A1 (en) * | 2019-03-26 | 2020-10-01 | 珠海格力电器股份有限公司 | Air conditioner cleaning device and cleaning method, and air conditioner |
| CN112556018A (en) * | 2020-12-14 | 2021-03-26 | 珠海格力电器股份有限公司 | Self-cleaning filter screen and air conditioner |
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| CN113654108A (en) * | 2021-08-10 | 2021-11-16 | 珠海格力电器股份有限公司 | Humidification control method, device and unit |
| CN113669854A (en) * | 2020-05-13 | 2021-11-19 | 广东美的制冷设备有限公司 | Air conditioner sterilization method, air conditioner and computer readable storage medium |
| CN114110804A (en) * | 2021-11-12 | 2022-03-01 | 珠海格力电器股份有限公司 | Window type air conditioner and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN215336790U (en) * | 2021-03-22 | 2021-12-28 | 青岛海尔空调电子有限公司 | Device for adjusting humidity |
| CN114754414A (en) * | 2022-04-29 | 2022-07-15 | 美的集团武汉暖通设备有限公司 | Water collector and air conditioner |
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| JPH01300130A (en) * | 1988-05-30 | 1989-12-04 | Toshiba Corp | Air conditioner |
| JP2006038362A (en) * | 2004-07-28 | 2006-02-09 | Daikin Ind Ltd | Freezing device |
| CN105299949A (en) * | 2015-12-01 | 2016-02-03 | 李丹 | Method and device for regulating evaporating temperature of refrigerating system to clean heat exchanger through condensate water |
| CN106765926B (en) * | 2016-12-08 | 2020-08-04 | 美的集团武汉制冷设备有限公司 | Cleaning control method and device for heat exchanger of air conditioner |
| CN106679111B (en) * | 2017-01-23 | 2020-04-14 | 深圳创维空调科技有限公司 | Automatic cleaning treatment method and system for heat exchanger of air conditioner |
| CN109469965B (en) * | 2017-09-08 | 2020-10-23 | 奥克斯空调股份有限公司 | Cleaning method of air conditioner |
| CN108224563A (en) * | 2018-02-01 | 2018-06-29 | 青岛海尔空调器有限总公司 | A kind of fresh air conditioner indoor unit |
| CN108489030A (en) * | 2018-03-07 | 2018-09-04 | 广东美的制冷设备有限公司 | The self-cleaning control method of A/C evaporator, device, air conditioner and storage medium |
| CN109253525B (en) * | 2018-08-31 | 2021-04-30 | 海信（山东）空调有限公司 | Self-cleaning control method for outdoor heat exchanger of fixed-frequency air conditioner and air conditioner |
| CN109140666A (en) * | 2018-09-03 | 2019-01-04 | 珠海格力电器股份有限公司 | Machine self cleaning method inside and outside a kind of air-conditioning |
| CN109945314A (en) * | 2019-03-26 | 2019-06-28 | 珠海格力电器股份有限公司 | Air conditioner cleaning device, clean method and air conditioner |
| CN109945313A (en) * | 2019-03-26 | 2019-06-28 | 珠海格力电器股份有限公司 | Air conditioner cleaning device, clean method and air conditioner |
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- 2019-03-26 CN CN201910233484.7A patent/CN109945313A/en active Pending
- 2019-09-30 WO PCT/CN2019/109433 patent/WO2020192070A1/en unknown
- 2019-09-30 EP EP19920963.6A patent/EP3879192A4/en active Pending
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| WO2020192070A1 (en) * | 2019-03-26 | 2020-10-01 | 珠海格力电器股份有限公司 | Air conditioner cleaning device and cleaning method, and air conditioner |
| CN110848878A (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 |
|---|---|
| EP3879192A4 (en) | 2022-04-06 |
| EP3879192A1 (en) | 2021-09-15 |
| WO2020192070A1 (en) | 2020-10-01 |
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