CN106403701A - System and method for cleaning heat exchanger of air conditioner - Google Patents
System and method for cleaning heat exchanger of air conditioner Download PDFInfo
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- CN106403701A CN106403701A CN201610805319.0A CN201610805319A CN106403701A CN 106403701 A CN106403701 A CN 106403701A CN 201610805319 A CN201610805319 A CN 201610805319A CN 106403701 A CN106403701 A CN 106403701A
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- heat exchanger
- cleaning
- air
- conditioning heat
- water
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- 238000004140 cleaning Methods 0.000 title claims abstract description 111
- 238000000034 method Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 238000004378 air conditioning Methods 0.000 claims abstract description 70
- 239000012459 cleaning agent Substances 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000000746 purification Methods 0.000 claims abstract description 13
- 239000008399 tap water Substances 0.000 claims abstract description 4
- 235000020679 tap water Nutrition 0.000 claims abstract description 4
- 238000005507 spraying Methods 0.000 claims abstract description 3
- 239000012530 fluid Substances 0.000 claims description 39
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 34
- 239000012528 membrane Substances 0.000 claims description 23
- 238000001223 reverse osmosis Methods 0.000 claims description 23
- 229920000742 Cotton Polymers 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 14
- 230000008520 organization Effects 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 239000008187 granular material Substances 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 4
- 239000008213 purified water Substances 0.000 abstract 3
- 239000007788 liquid Substances 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/22—Cleaning ducts or apparatus
- F24F2221/225—Cleaning ducts or apparatus using a liquid
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Atmospheric Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention provides a system and a method for cleaning an air-conditioning heat exchanger, wherein the system comprises a purification mechanism and a mixing mechanism, wherein the purification mechanism is used for purifying tap water to be treated into purified water, the purified water is input into the mixing mechanism, and the mixing mechanism is used for mixing the purified water and cleaning liquid into a cleaning agent and spraying the cleaning agent to the air-conditioning heat exchanger. The system and the method for cleaning the heat exchanger of the air conditioner can judge the time for cleaning the heat exchanger and can automatically clean the heat exchanger.
Description
Technical field
The present invention relates to technical field of automatic control, in particular to a kind of system of cleaning air-conditioning heat exchanger and
Method.
Background technology
Small-sized at present centralized or split-type air conditioner after mounting, for the heat exchanger cleaning of the indoor set being arranged in ceiling
It is a very scabrous problem.At present, because the ceiling after installing can not freely be dismantled, the cleaning of heat exchanger just becomes for one
Individual very scabrous after-sale service problem, although the product of a lot of air-conditioning producer can reach the mesh of cleaning within the specific limits
, but no matter being adopted which kind of mode, cleaning amount is all very big, and the effect simultaneously cleaned is not fine.
The cleaning way that can adopt at present is nothing more than following several：Cleaning means is probeed into by return air inlet；By air outlet
Probe into cleaning means；Carry out manual cleaning after pressure fan of dismantling；Dismantle and carry out manual cleaning after body lower cover；Dismantle electric fitting box
Or the end plate of both sides carries out manual cleaning etc..If ceiling is non-removable, then no matter above clear using which kind of mode
Wash all very difficult, the effect simultaneously cleaned also can be restricted, and bring a lot of inconvenience to after-sale service, also therefore constrain
The market development of air-conditioning.
Content of the invention
The purpose of embodiment of the present invention is to provide a kind of system and method for cleaning air-conditioning heat exchanger, can determine that clear
Wash the opportunity of heat exchanger, and can automatically heat exchanger be carried out.
For achieving the above object, the application one side provides a kind of system of cleaning cleaning air-conditioning heat exchanger, described system
Including purification mechanism and mixed organization, wherein, it is pure water that described purification mechanism is used for pending tap water purifying, and will
Pure water after purification inputs described mixed organization, and described mixed organization is used for for described pure water and cleaning fluid being mixed into cleaning
Agent, and spray described cleaning agent to described air-conditioning heat exchanger.
Further, described purification mechanism includes the particle mistake for filtering the impurity particle in described pending running water
Filter module and the ion filter module for filtering the default ion in described pending running water.
Further, described particle filtering module includes connected PP cotton filter core and activated carbon, described ion filter module
Including reverse osmosis membrane filter element, described mixed organization includes cleaning fluid tank and shower nozzle, and wherein, the input of described PP cotton filter core passes through
Pressure-reducing valve introduces described pending running water, is in series with magnetic valve and the between described activated carbon and described reverse osmosis membrane filter element
One water pump, the output end of described reverse osmosis membrane filter element is connected with the output end of described cleaning fluid tank, with generate be used for cleaning described
The cleaning agent of air-conditioning heat exchanger, the output end of described cleaning fluid tank is provided with cleaning fluid valve, the output of described reverse osmosis membrane filter element
End is connected with described shower nozzle by the second water pump with the output end of described cleaning fluid tank, and described shower nozzle is used for described air-conditioning heat exchange
Device sprays described cleaning agent.
Further, described system also includes interior machine drip tray, and described interior machine drip tray is used for receiving the described air-conditioning of cleaning
The filthy water being formed after heat exchanger.
For achieving the above object, on the other hand the application also provides a kind of method of cleaning air-conditioning heat exchanger, methods described
Including：The running current of detection air conditioner motor, and judge whether described running current is more than or equal to predetermined current threshold；When
When described running current is more than or equal to described predetermined current threshold, described air-conditioning heat exchanger is carried out, and counts clear
Wash the duration of air-conditioning heat exchanger；When the described duration of statistics reaches preset duration, stop cleaning described air-conditioning heat exchanger.
Further, the step of the running current of detection air conditioner motor specifically includes：In advance current detector is accessed and survey
Examination circuit, and measure the first voltage value on the current detector in described test circuit and the first current value；According to described
One magnitude of voltage and the ratio of described first current value, obtain the specifications parameter of described current detector；By described current detector
Access described air conditioner motor circuit, and measure the second voltage value on the current detector in described air conditioner motor circuit；By institute
State the running current that the ratio between second voltage value and described specifications parameter is defined as described air conditioner motor.
Further, the step described air-conditioning heat exchanger being carried out specifically includes：Open described magnetic valve, the first water
Pump, cleaning fluid valve and the second water pump are so that pending running water carries out primary granule by described PP cotton filter core and filters, passes through
Described activated carbon carries out secondary granule and filters and carry out after ion filters by described reverse osmosis membrane filter element, with described cleaning fluid tank
In cleaning fluid be mixed into cleaning agent for cleaning described air-conditioning heat exchanger, described cleaning agent is sprayed to institute by described shower nozzle
State on air-conditioning heat exchanger.
Further, methods described also includes：Received using interior machine drip tray and clean formation after described air-conditioning heat exchanger
Filthy water.
Further, the step stopping cleaning described air-conditioning heat exchanger specifically includes：Close described magnetic valve, the first water
Pump, cleaning fluid valve and the second water pump.
A kind of system and method for cleaning air-conditioning heat exchanger that the application embodiment provides, can be according to air conditioner motor
Running current, to judge whether the heat exchanger of air-conditioning is blocked by fouls such as dust, may thereby determine that the heat exchanger needs of air-conditioning
The opportunity of cleaning.When heat exchanger needs cleaning, automatically heat exchanger can be carried out, and statistics is clear while cleaning
The duration washed.Just can stop cleaning after the duration of cleaning reaches preset duration.Therefore, embodiment of the present invention provides
A kind of cleaning air-conditioning heat exchanger system and method, can determine that the opportunity of cleaning heat exchanger, and being capable of heat exchanging automatically
Device is carried out.
Brief description
The accompanying drawing constituting the part of the application is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply mode and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
A kind of system structure diagram of cleaning air-conditioning heat exchanger that Fig. 1 provides for the application embodiment；
A kind of method flow diagram of cleaning air-conditioning heat exchanger that Fig. 2 provides for the application embodiment.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, real below in conjunction with the application
Apply the accompanying drawing in mode, the technical scheme in the application embodiment is clearly and completely described it is clear that described
Embodiment is only a part of embodiment of the application, rather than whole embodiments.Based on the embodiment party in the application
Formula, all other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, all answer
When the scope belonging to the application protection.
The application embodiment provide a kind of cleaning air-conditioning heat exchanger system, described system can include purification mechanism and
Mixed organization, wherein, described purification mechanism can be used for by pending tap water purifying be pure water, and will purify after pure
Water purification inputs described mixed organization.Described mixed organization can be used for for described pure water and cleaning fluid being mixed into cleaning agent, and
Spray described cleaning agent to described air-conditioning heat exchanger.
In the present embodiment, described purification mechanism can be included for filtering the impurity in described pending running water
The particle filtering module of grain and the ion filter module for filtering the default ion in described pending running water.
Specifically, refer to Fig. 1.Described particle filtering module can include connected PP cotton filter core 1 and activated carbon 2, institute
State ion filter module and can include reverse osmosis membrane filter element 3, described mixed organization can include cleaning fluid tank 7 and shower nozzle 10.
In the present embodiment, described PP cotton filter core 1, activated carbon 2 and reverse osmosis membrane filter element 3 can enter to running water respectively
Row filtration treatment, thus obtain pure running water.So can avoid carrying out clearly using untreated running water heat exchanger
When washing, due to the impurity containing in itself in running water, and also can remain more impurity on the heat exchanger after leading to clean.
In the present embodiment, the large granular impurity in untreated running water can be filtered by described PP cotton filter core 1, institute
State activated carbon 2 further to filter the particulates such as the little particle in running water, described reverse osmosis membrane filter element 3 then can be by certainly
In water, the sodium of dissolving, magnesium plasma filter, thus obtaining the pure water that may finally be used for cleaning heat exchanger.
In the present embodiment, the input of described PP cotton filter core 1 introduces pending running water, institute by pressure-reducing valve 4
State and between activated carbon 2 and described reverse osmosis membrane filter element 3, be in series with magnetic valve 5 and the first water pump 6, described reverse osmosis membrane filter element 3
Output end is connected with the output end of described cleaning fluid tank 7, to generate the cleaning agent for cleaning described air-conditioning heat exchanger.Described clear
The output end of washing lotion tank 7 is provided with cleaning fluid valve 8, the output end of described reverse osmosis membrane filter element 3 and the output of described cleaning fluid tank 7
End is connected with described shower nozzle 10 by the second water pump 9, and described shower nozzle 10 is used for spraying described cleaning to described air-conditioning heat exchanger 11
Agent.
In the present embodiment, the hydraulic pressure of running water can be decreased to default hydraulic pressure by described pressure-reducing valve, thus avoid through
The flow rate of water flow crossing described PP cotton filter core 1, activated carbon 2 and reverse osmosis membrane filter element 3 is too fast and filtration that cause is insufficient.Through over subtraction
The running water of pressure can sequentially pass through PP cotton filter core 1 and activated carbon 2 is filtered.The running water of described activated carbon 2 output is permissible
In the case that magnetic valve 5 and the first water pump 6 are all opened, can inject in reverse osmosis membrane filter element 3 after being pressurizeed by the first water pump 6.
In the present embodiment, after the cleaning fluid valve 8 of cleaning fluid tank 7 output end is opened, filtered by reverse osmosis membrane filter element 3
Pure water afterwards can be mixed into for cleaning heat exchange with the cleaning fluid in cleaning fluid tank 7 under the pressure effect of the second water pump 9
The cleaning agent of device, described cleaning agent can enter shower nozzle 10 after the second water pump 9, such that it is able to be sprayed to air-conditioning heat exchanger
On 11, to be carried out to described air-conditioning heat exchanger 11.
In the present embodiment, described system can also include interior machine drip tray, and described interior machine drip tray can be used for connecing
Receive the filthy water being formed after cleaning described air-conditioning heat exchanger 11, so, the filthy water of formation just can pass through described interior machine drip tray stream
Walk, will not overstock in interior machine.
In the present embodiment, described magnetic valve 5, the first water pump 6, cleaning fluid valve 8, the second water pump 9 all can be by controlling
Unit is controlled by electric signal, such that it is able to synchronize unlatching and close synchronously.
Refer to Fig. 2, the application embodiment also provide a kind of cleaning air-conditioning heat exchanger method, methods described include with
Lower step.
Step S1：The running current of detection air conditioner motor, and judge described running current whether more than or equal to default
Current threshold.
In the present embodiment it is contemplated that operation of air conditioner for a period of time after, because heat exchanger is blocked by fouls such as dust,
Thus leading to windage to increase.So when fan operation, current parameters will change.Specifically, foul is more, and blower fan is transported
During row, corresponding electric current will be higher.So current threshold can be pre-set in the present embodiment, when the fortune of air conditioner motor
When row electric current reaches this predetermined current threshold, show that heat exchanger is dirty stifled serious, thus needing heat exchanger to be carried out.
In the present embodiment, the opportunity of cleaning heat exchanger can be determined by detecting the running current of air conditioner motor,
Clean the function of heat exchanger so as to realize automatic.
In one embodiment of the application, the running current of air conditioner motor can be detected using current detector.Tool
Current detector in the present embodiment, can be accessed test circuit by body ground first in advance.Described test circuit can be one
The loop of individual conducting, can access power supply, load and the described current detector of test in this loop.So open in power supply
Qi Shi, can obtain the first voltage value on the current detector in described test circuit and the first electricity by measuring instrument measurement
Flow valuve.
In the present embodiment, because current detector has the specifications parameter of itself, described specifications parameter can include
The parameter that internal resistance, loss etc. are determined by the manufacture craft of current detector.In the present embodiment, according to first voltage value and
The ratio of one current value can obtain the specifications parameter of described current detector, and this specifications parameter is in current detector normal work
When can be considered as constant.
In the present embodiment, after test obtains the specifications parameter of current detector, can be by described current detecting
Device accesses described air conditioner motor circuit, and measures the second voltage value on the current detector in described air conditioner motor circuit.?
After obtaining the second voltage value on described current detector, can be by between described second voltage value and described specifications parameter
Ratio is defined as the running current of described air conditioner motor, such that it is able to detect the operation obtaining air conditioner motor described in current circuit
Electric current.
It can be determined that whether described running current is more than or equal to after detection obtains the running current of air conditioner motor
Predetermined current threshold.When described running current is more than or equal to described predetermined current threshold, then show described air-conditioning heat exchange
Device needs to be cleaned by.
Step S2：When described running current is more than or equal to described predetermined current threshold, to described air-conditioning heat exchanger
It is carried out, and count the duration of cleaning air-conditioning heat exchanger.
In the present embodiment, when described running current is more than or equal to described predetermined current threshold, show current
Air-conditioning heat exchanger is dirty stifled serious, needs to be carried out in time.Therefore, in such a case, it is possible to triggering is to described air-conditioning heat exchange
The instruction that device is carried out.Specifically, when clear instruction is triggered, can by control unit open described magnetic valve 5,
One water pump 6, cleaning fluid valve 8 and the second water pump 9 are so that pending running water carries out primary granule by described PP cotton filter core 1
Filter, carry out secondary granule by described activated carbon 2 and filter and pass through described reverse osmosis membrane filter element 3 carrying out after ion filters, with
Cleaning fluid in described cleaning fluid tank 7 is mixed into the cleaning agent for cleaning described air-conditioning heat exchanger 11, and described cleaning agent passes through
Described shower nozzle 10 is sprayed on described air-conditioning heat exchanger 11.
Specifically, the hydraulic pressure of running water can be decreased to default hydraulic pressure by pressure-reducing valve 4, thus avoiding filtering through described PP cotton
The flow rate of water flow of core 1, activated carbon 2 and reverse osmosis membrane filter element 3 is too fast and filtration that cause is insufficient.Can through the running water of decompression
Filtered with sequentially passing through PP cotton filter core 1 and activated carbon 2.The running water of described activated carbon 2 output can be in magnetic valve 5 and the
In the case that one water pump 6 is all opened, can inject in reverse osmosis membrane filter element 3 after being pressurizeed by the first water pump 6.When cleaning fluid tank 7 is defeated
Go out end cleaning fluid valve 8 open after, the pure water after being filtered by reverse osmosis membrane filter element 3 is permissible with the cleaning fluid in cleaning fluid tank 7
Be mixed into cleaning agent for cleaning heat exchanger under the pressure effect of the second water pump 9, described cleaning agent through the second water pump 9 it
After can enter shower nozzle 10, such that it is able to be sprayed on air-conditioning heat exchanger 11, to be carried out to described air-conditioning heat exchanger 11.
In the present embodiment, when opening described magnetic valve 5, the first water pump 6, cleaning fluid valve 8 and the second water pump 9, can
To start to count the duration of cleaning air-conditioning heat exchanger.
Step S3：When the described duration of statistics reaches preset duration, stop cleaning described air-conditioning heat exchanger.
In the present embodiment, in order to rationally control the cleaning duration of air-conditioning heat exchanger it may be determined that a preset duration,
This preset duration can be for example 10 minutes.So when the described duration of statistics reaches 10 minutes, then show air-conditioning heat exchanger
It is cleaned, can stop cleaning described air-conditioning heat exchanger.Certainly, in practical application scene, can be changed according to air-conditioning
The volume of hot device and cleaning difficulty are neatly adjusted to described preset duration, and the application does not limit to preset duration
System.
In the present embodiment, when the described duration of statistics reaches preset duration, the instruction stopping cleaning being triggered.
So control unit, in response to this instruction, just can close described magnetic valve 5, the first water pump 6, cleaning fluid valve 8 and the second water pump
9, so just can stop conveying cleaning agent to shower nozzle.
In the present embodiment, the filthy water being formed after cleaning described air-conditioning heat exchanger 11 can be connect by described interior machine drip tray
Receive.So, the filthy water of formation just can be flowed away by described interior machine drip tray, will not overstock in interior machine.
Therefore, a kind of system and method for cleaning air-conditioning heat exchanger that the application embodiment provides, can basis
The running current of air conditioner motor, to judge whether the heat exchanger of air-conditioning is blocked by fouls such as dust, may thereby determine that air-conditioning
Heat exchanger needs the opportunity of cleaning.When heat exchanger needs cleaning, can automatically heat exchanger be carried out, and in cleaning
Count the duration of cleaning simultaneously.Just can stop cleaning after the duration of cleaning reaches preset duration.Therefore, the present invention is real
A kind of system and method for cleaning air-conditioning heat exchanger that the mode of applying provides, can determine that the opportunity of cleaning heat exchanger, and can
Automatically heat exchanger is carried out.
The foregoing is only the preferred embodiment of the present invention, be not limited to the present invention, for this area
For technical staff, embodiment of the present invention can have various modifications and variations.All within the spirit and principles in the present invention, institute
Any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (9)
1. a kind of cleaning air-conditioning heat exchanger system it is characterised in that described system includes purification mechanism and mixed organization, its
In, it is pure water that described purification mechanism is used for pending tap water purifying, and the pure water input after purifying is described mixed
Close mechanism, described mixed organization is used for for described pure water and cleaning fluid being mixed into cleaning agent, and to the spray of described air-conditioning heat exchanger
Spill described cleaning agent.
2. system according to claim 1 it is characterised in that described purification mechanism include for filter described pending from
The particle filtering module of the impurity particle in water and the ion mistake for filtering the default ion in described pending running water
Filter module.
3. system according to claim 2 it is characterised in that described particle filtering module include connected PP cotton filter core and
Activated carbon, described ion filter module includes reverse osmosis membrane filter element, and described mixed organization includes cleaning fluid tank and shower nozzle, wherein,
The input of described PP cotton filter core introduces described pending running water, described activated carbon and described reverse osmosis membrane by pressure-reducing valve
It is in series with magnetic valve and the first water pump, the output end of the output end of described reverse osmosis membrane filter element and described cleaning fluid tank between filter core
It is connected, to generate the cleaning agent for cleaning described air-conditioning heat exchanger, the output end of described cleaning fluid tank is provided with cleaning fluid valve,
The output end of described reverse osmosis membrane filter element is connected with described shower nozzle by the second water pump with the output end of described cleaning fluid tank, described
Shower nozzle is used for spraying described cleaning agent to described air-conditioning heat exchanger.
4. it is characterised in that described system also includes interior machine drip tray, described interior machine connects system according to claim 1
The filthy water that water pond is formed after being used for receiving the described air-conditioning heat exchanger of cleaning.
5. a kind of cleaning of the system of cleaning air-conditioning heat exchanger being applied to as described in any claim in Claims 1-4
The method of air-conditioning heat exchanger is it is characterised in that methods described includes：
The running current of detection air conditioner motor, and judge whether described running current is more than or equal to predetermined current threshold；
When described running current is more than or equal to described predetermined current threshold, described air-conditioning heat exchanger is carried out, and
The duration of statistics cleaning air-conditioning heat exchanger；
When the described duration of statistics reaches preset duration, stop cleaning described air-conditioning heat exchanger.
6. method according to claim 5 is it is characterised in that the step of the running current of detection air conditioner motor is specifically wrapped
Include：
In advance current detector is accessed test circuit, and measure the first voltage on the current detector in described test circuit
Value and the first current value；
According to the ratio of described first voltage value and described first current value, obtain the specifications parameter of described current detector；
Described current detector is accessed described air conditioner motor circuit, and measures the current detector in described air conditioner motor circuit
On second voltage value；
Ratio between described second voltage value and described specifications parameter is defined as the running current of described air conditioner motor.
7. method according to claim 5 is it is characterised in that the step that described air-conditioning heat exchanger is carried out specifically is wrapped
Include：
Open described magnetic valve, the first water pump, cleaning fluid valve and the second water pump so that pending running water passes through described PP cotton
Filter core carries out primary granule to be filtered, is carried out secondary granule by described activated carbon and filter and carried out by described reverse osmosis membrane filter element
After ion filters, it is mixed into cleaning agent for cleaning described air-conditioning heat exchanger with the cleaning fluid in described cleaning fluid tank, described
Cleaning agent is sprayed on described air-conditioning heat exchanger by described shower nozzle.
8. method according to claim 7 is it is characterised in that methods described also includes：
Received using interior machine drip tray and clean the filthy water being formed after described air-conditioning heat exchanger.
9. method according to claim 5 is it is characterised in that the step stopping cleaning described air-conditioning heat exchanger is specifically wrapped
Include：
Close described magnetic valve, the first water pump, cleaning fluid valve and the second water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610805319.0A CN106403701A (en) | 2016-09-05 | 2016-09-05 | System and method for cleaning heat exchanger of air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610805319.0A CN106403701A (en) | 2016-09-05 | 2016-09-05 | System and method for cleaning heat exchanger of air conditioner |
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| CN201610805319.0A Pending CN106403701A (en) | 2016-09-05 | 2016-09-05 | System and method for cleaning heat exchanger of air conditioner |
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Application publication date: 20170215 |