CN109237638A - Outdoor unit capable of removing filth blockage of heat exchanger and control method - Google Patents
Outdoor unit capable of removing filth blockage of heat exchanger and control method Download PDFInfo
- Publication number
- CN109237638A CN109237638A CN201810948543.4A CN201810948543A CN109237638A CN 109237638 A CN109237638 A CN 109237638A CN 201810948543 A CN201810948543 A CN 201810948543A CN 109237638 A CN109237638 A CN 109237638A
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- China
- Prior art keywords
- heat exchanger
- brush
- blower
- outdoor unit
- fin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004140 cleaning Methods 0.000 claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 116
- 230000033001 locomotion Effects 0.000 claims description 31
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 238000001514 detection method Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 238000009790 rate-determining step (RDS) Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 19
- 238000004378 air conditioning Methods 0.000 abstract description 15
- 238000005057 refrigeration Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000013475 authorization Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor 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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/02—Non-rotary, e.g. reciprocated, appliances having brushes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention provides an outdoor unit capable of removing filth blockage of a heat exchanger and a control method, wherein the outdoor unit comprises: a heat exchanger (1) and a fan (2); the cleaning device (3) can be driven by the fan (2) to move so as to clean the heat exchanger (1). The invention effectively solves the problem that the dirt of the heat exchanger of the outdoor unit of the air conditioner is difficult to remove, ensures that the air conditioning system can normally exchange heat, and ensures that the running performance of the air conditioning system can be kept stable for a long time. When removing dirt, can remove dirt without shutting down, realize the effect of removing dirt without shutting down, improved user's travelling comfort.
Description
Technical field
The invention belongs to air-conditioning technical fields, and in particular to one kind can remove heat exchanger outdoor unit dirty plugging and controlling party
Method.
Background technique
Currently, mostly using finned heat exchanger as main heat exchanger components in air-conditioning system, fin clearance is smaller, is easy dirty
It is stifled.Especially outdoor unit, because the dust in air is more, fin, which is easy to tie dirt, causes the heat transfer effect of fin to decline, shadow
The overall performance of air-conditioning system is rung, and is closer when outdoor unit installation with construction wall, cleaning is got up very difficult.
User will not ask air-conditioning cleaner to clean outdoor machine of air-conditioner fin substantially now, first is that difficulty of construction is big, second is that taking
With height, and need periodic cleaning.Therefore a finned heat exchanger automatic flushing device is designed, air-conditioner outdoor unit fin can be solved
The dirty stifled removing problem of heat exchanger.
Existing patent " air-conditioner outdoor unit and air-conditioning " Authorization Notice No. discloses one kind for the patent of CN202392903U and removes
White device drives cleaning brush using driving device, the frost layer on heat exchanger is removed.This device is served only for removing frost layer, can not
For removing fin dirt, and this driving device will be operated alone.Existing patent " heat exchanger cleaning device and has the heat
The air-conditioning of exchanger cleaning device " Authorization Notice No. be CN102564215B patent disclose and a kind of be ejected into using ejected wash water
The method of heat exchanger cleans heat exchanger, and for this method only in water injection to heat exchanger, cleaning effect ratio uses brush
It is poor to clean.
Lead to the heat transfer effect of fin since the finned heat exchanger of air-conditioner outdoor unit in the prior art is easy to tie dirt
Decline, dirt cleaning is difficult, influences the technical problems such as the overall performance of air-conditioning system, therefore researching and designing of the present invention goes out a kind of energy
Enough remove heat exchanger outdoor unit dirty plugging and control method.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that the heat exchanger of air-conditioner outdoor unit in the prior art is overcome to exist
The defect that dirt is difficult to clean off, so that heat exchanger outdoor unit dirty plugging and control method can be removed by providing one kind.
The present invention, which provides one kind, can remove heat exchanger outdoor unit dirty plugging comprising:
Heat exchanger and blower；
Cleaning device can be driven by the blower and be moved and be cleaned to the heat exchanger.
Preferably,
The cleaning device includes the brush that can be moved along the extending direction of the heat exchanger, and the heat exchanger is fin
Formula heat exchanger including fin, and the brush can be moved and be cleaned with the fin to the finned heat exchanger.
Preferably,
The wall surface of the brush and the heat exchanger fits and the wall surface shape of the shape of the brush and the heat exchanger
Shape is adapted.
Preferably,
The cleaning device further includes being arranged on the heat exchanger and along the dynamic of the extending direction of heat exchanger stretching, extension
Power guide rail, the power rail are connect with the brush, and the power rail can be driven by the blower and then drive institute
State brush movement.
Preferably,
The blower is that can invert blower, and when the blower rotates forward, the power rail cannot be driven to move, work as institute
When stating blower reversion, it is able to drive the power rail movement.
Preferably,
When blower reversion, wind can also be blown out towards the direction of the heat exchanger.
Preferably,
The blower that inverts further includes electric machine support, fan blade and can invert motor, and the motor that inverts is set to institute
It states on electric machine support, and described one end for inverting motor is connect with the fan blade, the other end is connect with the power rail.
Preferably,
The power rail includes flywheel and chain, the flywheel connect with the other end for inverting motor,
The chain is connected with the brush, when it is described invert motor rotate forward when, the flywheel do not drive the chain movement, work as institute
It states when can invert motor reversal, the flywheel drives the chain movement and then the brush is driven to move.
Preferably,
The cleaning device further include connect with one end of the heat exchanger setting the first guide rail and with the heat exchanger
Other end connection setting the second guide rail, one end of the brush is arranged in first guide rail, the brush it is another
End is arranged in second guide rail, so that the brush can be along the guiding of first guide rail and second guide rail
It is slided in direction.
Preferably,
The lower position of the heat exchanger is additionally provided with the water tank that can be used in collecting condensed water,
The cleaning device further includes the connection water pipe being connected to inside the water tank, the water being connected with the connection water pipe
Pump, and it is set to the injection water pipe of the heat exchanger upper end, the injection water pipe is connected to water pipe connection with described, will collect
Condensed water be directed at the injection water pipe and be ejected on the heat exchanger by the injection water pipe.
Preferably,
It further include chassis, the heat exchanger is set on the chassis and is supported by the chassis；The water tank connects
It connects and is set on the chassis；When including electric machine support, the electric machine support is set on the water tank.
The present invention also provides a kind of outdoor unit heat exchangers to remove control method dirty plugging, uses preceding described in any item energy
Heat exchanger outdoor unit dirty plugging is enough removed, dirty block up of the heat exchanger is purged.
Preferably,
Including detecting judgment step, for detecting and judging heat exchanger fin with the presence or absence of dirty stifled；
Rate-determining steps, there are dirty when the blower, which is, to invert blower, and when detection determines the heat exchanger fin
When stifled, the blower reversion is controlled, starts the brush movement and is cleaned with the fin to the heat exchanger, and blower court
It is blowed to the heat exchanger；When detection, which determines the heat exchanger fin, is not present dirty stifled, controls the blower and rotates forward,
The brush does not move, and the blower is blowed towards the direction away from the heat exchanger.
Preferably,
After the brush moves the T1 time, starting water pump supplies water to injection water pipe and then to the fin of the heat exchanger
It is cleaned, after starting the water pump T2 time, closes the water pump, it is dynamic to stop the cleaning to the fin of the heat exchanger
Make.
Preferably,
When fin of the brush to the heat exchanger cleans, control water tank stops the condensation to the heat exchanger
The movement that water is collected；When the fin not to the heat exchanger cleans, controls the water tank and open to the heat exchange
The movement that the condensed water of device is collected.
One kind provided by the invention can remove heat exchanger outdoor unit dirty plugging and control method has the following beneficial effects:
1. the cleaning device that the present invention can be driven by setting by blower, drives the cleaning when can operate by blower
Device heat exchanging device is cleaned, and the dirt on outdoor machine of air-conditioner finned heat exchanger is effectively removed, and is prevented heat exchanger dirty stifled, is effectively solved
Certainly heat exchanger of air conditioner outdoor unit dirt is difficult to clean off problem, guarantees that air-conditioning system can normally exchange heat, makes air-conditioning system runnability
It can remain for a long time stable.It while except dirty, can not shut down except dirty, realization is not shut down except dirty effect, and improving user makes
Use comfort；
2. the present invention drives brush by installing brush on finned heat exchanger, using blower output power, fin is struck off
On dirt foreign matter；It is ejected on fin using the condensed water of recycling and further clears up fin, while cooperating reversion blower reversed
Blowing blows out the dirty stifled foreign matter between fin.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that can remove heat exchanger outdoor unit dirty plugging of the invention；
Fig. 2 is the control principle drawing that can remove heat exchanger outdoor unit dirty plugging of the invention.
Appended drawing reference indicates in figure are as follows:
1, heat exchanger；2, blower；21, electric machine support；22, fan blade；23, motor can be inverted；3, cleaning device；30, brush；
31, the first guide rail；32, the second guide rail；33, power rail；41, water tank；42, it is connected to water pipe；43, water pump；44, water pipe is sprayed；
5, chassis.
Specific embodiment
As shown in Figs. 1-2, the present invention, which provides one kind, can remove heat exchanger outdoor unit dirty plugging comprising:
Heat exchanger 1 and blower 2；
Cleaning device 3 can be driven by the blower 2 and be moved and be cleaned to the heat exchanger 1.The present invention is logical
The cleaning device that setting can be driven by blower is crossed, drives the cleaning device heat exchanging device to carry out when can operate by blower clear
It is clean, the dirt on outdoor machine of air-conditioner finned heat exchanger is effectively removed, prevents heat exchanger dirty stifled, effectively solution heat exchanger of air conditioner outdoor unit
Dirt is difficult to clean off problem, guarantees that air-conditioning system can normally exchange heat, air-conditioning system runnability is allow to remain stable for a long time.?
Except it is dirty while, can not shut down except dirty, realization is not shut down except dirty effect, and user's comfort is improved.
Preferably,
The cleaning device 3 includes that (can preferably extend over direction along the brush 30 that the extending direction of the heat exchanger 1 moves
For short transverse), the heat exchanger 1 is finned heat exchanger including fin, and the brush 30 can be moved to the wing
The fin of plate heat interchanger is cleaned.This is the concrete preferred structure form of cleaning device of the invention, i.e., by adopting
It can be moved along heat exchanger extending direction with the form of brush and brush, so that brush is preferably along heat exchanger short transverse (fortune up and down
It is dynamic) movement with the fin of heat exchanging device carries out cleaning action, and it can be improved the cleaning effect of heat exchanging device fin, be effectively removed
Heat exchanger fin it is dirty stifled, and drive driving to can be realized the effect of automated cleaning using by blower, improve making for heat exchanger
Use the service life.
Preferably,
As shown in Fig. 2, the wall surface of the brush 30 and the heat exchanger 1 fits and the shape of the brush 30 and institute
The wall configuration for stating heat exchanger 1 is adapted.This is the concrete preferred structure form of brush of the invention, due to the shape of heat exchanger
Be generally L-shaped shape for cross section, brush can preferably be arranged to also generally L-shaped strip, brush from heat exchanger one
End extends to the other end, i.e., extends to right end from the left end of heat exchanger, can descend heat exchanging device in motion process on it in this way
Can be by effective cleaning to further improving cleaning effect dirty plugging from left end to right end.
Preferably,
The cleaning device 3 further includes being arranged on the heat exchanger 1 and stretching along the extending direction of the heat exchanger 1
Power rail 33, the power rail 33 is connect with the brush 30, and the power rail 33 can be by 2 band of blower
It moves and then the brush 30 is driven to move.This is the another main cleaning member of cleaning device of the invention, primarily serves connection
Blower and brush and the effect for realizing transmission, preferably power rail are fixedly connected with brush, sliding between power rail and heat exchanger
Dynamic connection, power rail are slided on heat exchangers and brush are driven to do upper and lower cleaning movement, and power, driving are effectively delivered
Brush movement.
Preferably,
The blower 2 is that can invert blower, and when the blower 2 rotates forward, the power rail 33 cannot be driven to move,
When the blower 2 reversion, it is able to drive the power rail 33 and moves.This is the preferred constructive form of blower of the invention,
Using can invert blower, and this can invert blower and can rotate forward and can invert, and wind enters blower from heat exchanger and blown again when rotating forward
Out, wind is blown out from blower towards heat exchanger side when reversion, and it is its fortune of driving that while rotating forward, which does not drive power rail movement, reversion,
It is dynamic, enable to normally to heat or when refrigeration do not drive brush movement unclean, it is dirty block up more serious needs clean or when
It is cleaned again, does not have to close outdoor unit at this time, do not had to shut down when except dirty, realize and do not shut down except dirty effect, and the control
Mode processed efficiently utilizes existing fan part and existing drive manner, saves structure, realizes intelligent control, mentions
The comfort that high user uses.While except dirty, because blower can invert operation, therefore except dirty while unit is without shutting down.
Preferably,
When the blower 2 reversion, wind can also be blown out towards the direction of the heat exchanger 1.When being inverted by blower also
Wind can be blown out towards the direction of heat exchanger, enable to be cleaned by brush heat exchanging device when blower inverts
Except, moreover it is possible to it will be flushed out by the blowing of blower and blow out outdoor unit come or the impurity such as dust on fin, further effectively
Ground improves clean effect, improves cleanliness.
Motor can be inverted when rotating forward, be unable to drive power rail operating.When needing to clear up, the dirt on fin is dirty
When object, motor meeting antiport drives power rail operating.When power rail operating, brush is driven to move up and down, left rail
Ensure brush steadily operation up and down with right guide rail, clears up the dirt foul on fin.
Preferably,
The blower that inverts further includes electric machine support 21, fan blade 22 and can invert motor 23, described to invert motor 23
Be set on the electric machine support 21, and described one end for inverting motor 23 is connect with the fan blade 22, the other end with it is described
Power rail 33 connects.
This is the specific constructive form for inverting blower of the invention, can be used in supporting motor and wind by electric machine support
Leaf can invert motor is the key that realize whether blower is that can invert blower, be that can control fan blade be rotated and reverse
Structure, and connect with fan blade by the one end that can invert in the both ends of motor, fan blade can be driven to rotate, the other end and power
Guide rail connection can drive power rail to move, to drive brush movement to complete clean effect.
Preferably,
The power rail 33 includes flywheel and chain, and the flywheel and the other end for inverting motor 23 connect
Connect, the chain is connected with the brush 30, when it is described invert motor 23 rotate forward when, the flywheel do not drive the chain to transport
It is dynamic, when it is described invert motor 23 invert when, the flywheel drives the chain movement and then the brush 30 driven to move.This
The preferred specific constructive form of power rail of the invention, by the structure type of flywheel and chain so that flywheel with can be anti-
Rotating motor connection, flywheel and chain connect, and chain is connect with brush, finally brush are driven to move by chain, using flywheel with
The structure type of chain can be realized with being driven when blower rotates forward, and be unable to drive flywheel operating, when blower reversion,
Flywheel can be driven to operate, there is chain on flywheel, chain is connect with brush, and flywheel drives chain when operating, on chain-driving brush
Lower movement.And then it realizes blower main story, be unable to drive brush movement, the technical effect that reversion could drive brush to move.
Preferably,
The cleaning device 3 further includes connecting the first guide rail 31 of setting with one end of the heat exchanger 1 and changing with described
Second guide rail 32 of the other end connection setting of hot device 1, one end of the brush 30 is arranged in first guide rail 31, is described
The other end of brush 30 is arranged in second guide rail 32, so that the brush 30 can be along 31 He of the first guide rail
The guide direction of second guide rail 32 is slided.Guide direction is preferably the short transverse along heat exchanger.Pass through first
The effect being effectively oriented to can be realized to the movement of brush with the second guide rail, prevent occurring phenomena such as skew in its motion process.
Respectively there are a guide rail, respectively left rail (the first guide rail 31) and right guide rail in two ends of finned heat exchanger
(the second guide rail 32), brush are mounted in left rail, right guide rail and power rail, when power rail operating, drive brush
It moves up and down, left rail and right guide rail ensure brush steadily operation up and down, clear up the dirt foul on fin.
Preferably,
The lower position of the heat exchanger 1 is additionally provided with the water tank 41 that can be used in collecting condensed water,
The cleaning device 3 further includes the connection water pipe 42 being connected to inside the water tank 41, is connected to water pipe 42 with described
Connected water pump 43, and it is set to the injection water pipe 44 of 1 upper end of heat exchanger, the injection water pipe 44 is connected to water with described
Pipe 42 is connected to, and the condensed water of collection is directed at the injection water pipe 44 and is ejected into described change by the injection water pipe 44
On hot device 1.
Condensed water can be effectively collected by the water tank of setting, and by connection water pipe, water pump and injection water pipe, it can
The condensed water of collection is effectively pumped to heat exchanger upper end to spray, the fin of heat exchanging device carries out cleaning action, energy
Enough effectively further to clean fin, water tank is responsible for collecting the condensed water of interior machine or outer machine.Water pump provides power to condensed water,
The water of water tank is transported on injection water pipe, and water is sprayed from injection water pipe, is flowed to and is further cleaned fin on fin.Invert motor band
Dynamic fan blade, which can be realized, to blow off booty fin.
Water tank and finned heat exchanger are located at the side on chassis, and water tank collects the finned heat exchanger of indoor unit or outdoor unit
Condensed water has electric machine support and small water pump on water tank.There is injection water pipe at the top of finned heat exchanger, passes through connection water pipe and water
Pump connection, water pump are placed on water tank, and pump intake is directly connect with water tank, and water outlet is connect with water pipe.
Preferably,
It further include chassis 5, the heat exchanger 1 is set on the chassis 5 and is supported by the chassis 5；The water
Case 41 is connected on the chassis 5；When including electric machine support 21, the electric machine support 21 is set to the water tank 41
On.
This is preferred constructive form of the invention, by chassis structure, can be used in supporting heat exchanger, motor, water tank, wind
All components such as machine, and electric machine support is set on water tank, is acted on indirectly by chassis supports.
The present invention also provides a kind of outdoor unit heat exchangers to remove control method dirty plugging, uses preceding described in any item energy
Heat exchanger outdoor unit dirty plugging is enough removed, dirty block up of the heat exchanger is purged.It can be driven by blower by setting
Cleaning device drives the cleaning device heat exchanging device to be cleaned when can operate by blower, effectively remove outdoor machine of air-conditioner wing
Dirt on piece heat exchanger prevents heat exchanger dirty stifled, effectively solves the problems, such as that heat exchanger of air conditioner outdoor unit dirt is difficult to clean off, guarantee
Air-conditioning system can normally exchange heat, and air-conditioning system runnability is allow to remain stable for a long time.While except dirty, it can not shut down and remove
Dirty, realization is not shut down except dirty effect, improves user's comfort.
Preferably,
Including detecting judgment step, for detecting and judging heat exchanger fin with the presence or absence of dirty stifled；
Rate-determining steps, there are dirty when the blower 2, which is, to invert blower, and when detection determines the heat exchanger fin
When stifled, the blower reversion is controlled, starts the brush movement and is cleaned with the fin to the heat exchanger, and blower court
It is blowed to the heat exchanger；When detection, which determines the heat exchanger fin, is not present dirty stifled, controls the blower and rotates forward,
The brush does not move, and the blower is blowed towards the direction away from the heat exchanger 1.
This is the preferred reset mode of removing heat exchanger outdoor unit dirty plugging of the invention, that is, only needs to adjust when realizing dirty stifled
Blower reversion just can efficiently control heat exchanging device fin and carry out cleaning action, and blower rotating forward is able to maintain normal when not dirty stifled
Heating or refrigeration, control is simple to operate, and intelligence degree is high, has greatly understood dirt, and the use for improving user is relaxed
Adaptive.
Preferably,
After the brush moves the T1 time, starts 43 pairs of water pump injection water pipes 44 and supply water and then to the heat exchanger
Fin is cleaned, and after starting the water pump 43T2 time, is closed the water pump 43, is stopped to the fin of the heat exchanger
Cleaning action.This is that further rate-determining steps dirty plugging are removed in brush movement of the invention, that is, uses after cleaning the T1 time, adds
The mode of spray condensed water cleans fin, carries out cleaning clean work to fin in combination with the cleaning mode of brush
With improving cleaning effect, clean after a period of time T2 the stopping cleaning that switches off the pump, brush at this moment can also be recycled to clean one
The step of section time T3, then turns off cleaning, is restored to normal refrigeration or heating.
Unit detects that fin is dirty stifled, and starting removes dirty mode, motor reversal, and brush is transported up and down under the drive of power rail
It is dynamic, the dirt foul on fin, T1 time are cleared up, water pump starting is transported to the water of small-sized water tank on injection pipe, and water is from injection
Pipe flows out to cleaning fin dirt booty on fin.T2 time, water pump are out of service.T3 time, blower rotate forward, and unit, which exits, to be removed
Dirty mode.
Preferably,
When fin of the brush to the heat exchanger cleans, control water tank stops the condensation to the heat exchanger
The movement that water is collected；When the fin not to the heat exchanger cleans, controls the water tank and open to the heat exchange
The movement that the condensed water of device is collected.It can effectively guarantee that collecting the condensed water come is flow down in cleaning in this way
Dirty water, since clean dirty water is dirtier, it is not necessary that collect, the effect that also do not clean, so that closing water in cleaning
The collection movement of case (specific movement includes such as opening tank lid)；And after cleaning, normal heating or refrigeration
When condensed water is collected again, for cleaning etc. otherwise use, improve recovery utilization rate, improve cleaning effect
Fruit.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.With
It is only the preferred embodiment of the present invention described in upper, it is noted that for those skilled in the art, not
Under the premise of being detached from the technology of the present invention principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this
The protection scope of invention.
Claims (15)
1. one kind can remove heat exchanger outdoor unit dirty plugging, it is characterised in that: include:
Heat exchanger (1) and blower (2)；
Cleaning device (3) can be driven by the blower (2) and be moved and be cleaned to the heat exchanger (1).
2. according to claim 1 can remove heat exchanger outdoor unit dirty plugging, it is characterised in that:
The cleaning device (3) includes the brush (30) that can be moved along the extending direction of the heat exchanger (1), the heat exchanger
It (1) is finned heat exchanger including fin, and the brush (30) can be moved with the wing to the finned heat exchanger
Piece is cleaned.
3. according to claim 2 can remove heat exchanger outdoor unit dirty plugging, it is characterised in that:
The wall surface of the brush (30) and the heat exchanger (1) fits and the shape of the brush (30) and the heat exchanger
(1) wall configuration is adapted.
4. according to claim 2 or 3 can remove heat exchanger outdoor unit dirty plugging, it is characterised in that:
The cleaning device (3) further includes being arranged on the heat exchanger (1) and stretching along the extending direction of the heat exchanger (1)
The power rail (33) of exhibition, the power rail (33) connect with the brush (30), and the power rail (33) can be by
The blower (2) drives and then the brush (30) is driven to move.
5. according to claim 4 or described heat exchanger outdoor unit dirty plugging can be removed, it is characterised in that:
The blower (2) is that can invert blower, and when the blower (2) rotate forward, the power rail (33) cannot be driven to transport
It is dynamic, when the blower (2) reversion, it is able to drive the power rail (33) movement.
6. according to claim 5 can remove heat exchanger outdoor unit dirty plugging, it is characterised in that:
When the blower (2) reversion, wind can also be blown out towards the direction of the heat exchanger (1).
7. according to claim 5 can remove heat exchanger outdoor unit dirty plugging, it is characterised in that:
The blower that inverts further includes electric machine support (21), fan blade (22) and can be inverted motor (23), described to invert motor
(23) it is set on the electric machine support (21), and described one end for inverting motor (23) connect with the fan blade (22), is another
One end is connect with the power rail (33).
8. according to claim 7 can remove heat exchanger outdoor unit dirty plugging, it is characterised in that:
The power rail (33) includes flywheel and chain, and the flywheel and the other end for inverting motor (23) connect
Connect, the chain is connected with the brush (30), when it is described invert motor (23) rotate forward when, the flywheel do not drive the chain
Item movement, when it is described invert motor (23) reversion when, the flywheel drives the chain movement and then drives the brush
(30) it moves.
9. heat exchanger outdoor unit dirty plugging can be removed according to any one of claim 2-8, it is characterised in that:
The cleaning device (3) further include connect with one end of the heat exchanger (1) setting the first guide rail (31) and with it is described
The second guide rail (32) of the other end connection setting of heat exchanger (1), one end of the brush (30) is arranged in first guide rail
(31) in, the other end of the brush (30) be arranged in second guide rail (32) so that the brush (30) being capable of edge
The guide direction of first guide rail (31) and second guide rail (32) slided.
10. heat exchanger outdoor unit dirty plugging can be removed according to any one of claim 2-9, it is characterised in that:
The lower position of the heat exchanger (1) is additionally provided with the water tank (41) that can be used in collecting condensed water,
The cleaning device (3) further includes the connection water pipe (42) being connected to the water tank (41) inside, is connected to water pipe with described
(42) connected water pump (43), and it is set to the injection water pipe (44) of the heat exchanger (1) upper end, the injection water pipe (44)
It is connected to water pipe (42) connection with described, the condensed water of collection is directed at the injection water pipe (44) and by the injection water
Pipe (44) is ejected on the heat exchanger (1).
11. according to claim 10 can remove heat exchanger outdoor unit dirty plugging, it is characterised in that:
It further include chassis (5), the heat exchanger (1) is set on the chassis (5) and is supported by the chassis (5)；Institute
Water tank (41) is stated to be connected on the chassis (5)；When including electric machine support (21), the electric machine support (21) is set to
On the water tank (41).
12. a kind of outdoor unit heat exchanger removes control method dirty plugging, it is characterised in that: use any one of claim 1-11
Described can remove heat exchanger outdoor unit dirty plugging, be purged to dirty block up of the heat exchanger.
13. control method according to claim 12, it is characterised in that:
Including detecting judgment step, for detecting and judging heat exchanger fin with the presence or absence of dirty stifled；
Rate-determining steps, there are dirty stifled when the blower (2), which are, to invert blower, and when detection determines the heat exchanger fin
When, the blower reversion is controlled, starts the brush movement and is cleaned with the fin to the heat exchanger, and blower direction
The heat exchanger is blowed；When detection, which determines the heat exchanger fin, is not present dirty stifled, controls the blower and rotate forward, institute
It states brush not move, the blower is blowed towards the direction away from the heat exchanger (1).
14. control method according to claim 13, it is characterised in that:
After the brush moves the T1 time, starting water pump (43) supplies water to injection water pipe (44) and then to the heat exchanger
Fin is cleaned, and after starting water pump (43) the T2 time, is closed the water pump (43), and the wing to the heat exchanger is stopped
The cleaning action of piece.
15. control method according to claim 13, it is characterised in that:
When fin of the brush to the heat exchanger cleans, control water tank stop to the condensed water of the heat exchanger into
The movement that row is collected；When the fin not to the heat exchanger cleans, controls the water tank and open to the heat exchanger
The movement that condensed water is collected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810948543.4A CN109237638B (en) | 2018-08-20 | 2018-08-20 | Outdoor unit capable of removing filth blockage of heat exchanger and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810948543.4A CN109237638B (en) | 2018-08-20 | 2018-08-20 | Outdoor unit capable of removing filth blockage of heat exchanger and control method |
Publications (2)
| Publication Number | Publication Date |
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| CN109237638A true CN109237638A (en) | 2019-01-18 |
| CN109237638B CN109237638B (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810948543.4A Active CN109237638B (en) | 2018-08-20 | 2018-08-20 | Outdoor unit capable of removing filth blockage of heat exchanger and control method |
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| CN109916029A (en) * | 2019-03-21 | 2019-06-21 | 青岛海尔空调器有限总公司 | Air conditioner automatically cleaning control method |
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