CN105627459B - Air conditioner outdoor unit and method for treating filth blockage of outdoor heat exchanger - Google Patents
Air conditioner outdoor unit and method for treating filth blockage of outdoor heat exchanger Download PDFInfo
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- CN105627459B CN105627459B CN201511024479.3A CN201511024479A CN105627459B CN 105627459 B CN105627459 B CN 105627459B CN 201511024479 A CN201511024479 A CN 201511024479A CN 105627459 B CN105627459 B CN 105627459B
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- heat exchanger
- outdoor heat
- dirty stifled
- master control
- control borad
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—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
- F24F1/16—Arrangement or mounting thereof
-
- 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
- F24F11/70—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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
-
- 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
- F28G13/00—Appliances or processes not covered by groups F28G1/00 - F28G11/00; Combinations of appliances or processes covered by groups F28G1/00 - F28G11/00
-
- 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
- F24F2110/40—Pressure, e.g. wind pressure
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Sustainable Development (AREA)
- Air Conditioning Control Device (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
本发明公开了一种空调室外机。空调室外机包括：空调室外机本体，室外换热器和主控板，与主控板电连接的脏堵传感器组件；室外换热器表面设有与主控板电连接的可相对室外换热器表面滑动的刷子；脏堵传感器组件实时监测室外换热器表面的脏堵状态，向主控板传输脏堵状态信息；主控板根据传感器组件传输的脏堵状态信息，判断室外换热器表面是否存在脏堵区域，当存在脏堵区域，则控制刷子在第一设定时间内对室外换热器表面进行刷动操作。本发明提供的空调室外机及其处理室外换热器脏堵的方法，空调室外机能够第一时间发现室外换热器脏堵问题，快速处理室外换热器脏堵问题，无需人工干预，确保空调器正常运行效果，大大地提高了用户使用体验效果。
The invention discloses an air conditioner outdoor unit. The air conditioner outdoor unit comprises: an air conditioner outdoor unit body, an outdoor heat exchanger and a main control board, and a dirty blockage sensor assembly electrically connected to the main control board; a brush electrically connected to the main control board and capable of sliding relative to the outdoor heat exchanger surface is provided on the surface of the outdoor heat exchanger; the dirty blockage sensor assembly monitors the dirty blockage state of the outdoor heat exchanger surface in real time and transmits dirty blockage state information to the main control board; the main control board determines whether there is a dirty blockage area on the surface of the outdoor heat exchanger according to the dirty blockage state information transmitted by the sensor assembly, and when there is a dirty blockage area, controls the brush to perform a brushing operation on the surface of the outdoor heat exchanger within a first set time. The air conditioner outdoor unit provided by the invention and the method for processing dirty blockage of an outdoor heat exchanger can detect the dirty blockage problem of the outdoor heat exchanger in the first time, quickly process the dirty blockage problem of the outdoor heat exchanger, and ensure the normal operation of the air conditioner without manual intervention, thereby greatly improving the user experience.
Description
Technical field
The present invention relates to air-conditioning technical field more particularly to a kind of air-conditioner outdoor unit and its processing outdoor heat exchanger are dirty plugging
Method.
Background technique
Existing air-conditioner outdoor unit is typically mounted at open air, in outdoor heat exchanger be chronically exposed in external environment.
When descending slowly and lightly, the foreign matters such as the dust on outdoor heat exchanger face reach a certain amount of, and it is dirty stifled to will cause outdoor heat exchanger, and outdoor wind
The wind outdoor unit heat exchanger that machine generates when working, which passes through, to be drawn to the foreign matter of heat exchanger surface inside outdoor heat exchanger, further
Aggravate the dirty stifled of outdoor heat exchanger.
Outdoor heat exchanger once occur it is dirty it is stifled will cause that heat exchange function is bad, and heat transfer effect is poor, so as to cause compressor row
Atmospheric pressure, temperature are excessively high, eventually lead to outdoor unit shutdown.
Existing processing dirty plugging to outdoor heat exchanger relies primarily on artificial treatment, this processing mode outdoor heat exchanger it is dirty
Stifled phenomenon cannot find that artificial treatment time length, seriously affects user experience effect at large labor intensity in time.
Summary of the invention
It is dirty it is a primary object of the present invention to solve the dirty stifled phenomenon of outdoor heat exchanger in the prior art to find in time
It is stifled to rely on artificial treatment, time length in treatment process, large labor intensity, seriously affect the technical issues of user experience effect.
To achieve the above object, a kind of air-conditioner outdoor unit provided by the invention, the air-conditioner outdoor unit include: outside air conditioning chamber
Machine ontology is provided with outdoor heat exchanger and master control borad in the air-conditioner outdoor unit ontology, is equipped in the air-conditioner outdoor unit ontology
Dirty stifled sensor module, the dirty stifled sensor module are electrically connected with the master control borad；The outdoor heat exchanger surface is equipped with can
The brush of opposite outdoor heat exchanger surface sliding；The brush is electrically connected with the master control borad；
The dirty stifled sensor module, for the dirty stifled state on outdoor heat exchanger surface described in real-time monitoring, in real time to master
Control plate transmits the dirty stifled status information on the outdoor heat exchanger surface；
The master control borad, the dirty stifled status information for being transmitted according to the sensor module, judges the outdoor
Heat exchanger surface whether there is dirty stifled region, when there are dirty stifled regions on the outdoor heat exchanger surface, then controls the brush and exists
Brushing action is carried out to the outdoor heat exchanger surface in first setting time.
Preferably, spray module is additionally provided in the air-conditioner outdoor unit ontology；
The master control borad, being also used to work as the outdoor heat exchanger surface, there are dirty stifled regions, control the spray module and exist
Flush operation is carried out to the outdoor heat exchanger surface in second setting time.
Preferably, the dirty stifled sensor module includes: back pressure transducer at exhaust outlet of compressor and sets
Wind pressure sensor on the outdoor heat exchanger；The dirty stifled status information in outdoor heat exchanger surface includes: compressor air-discharging
Leeway between pressure value, outdoor heat exchanger inlet side and air side；
The back pressure transducer, the dirty stifled Monitoring instruction for being transmitted according to master control borad compress described in real-time monitoring
Machine exhaust pressure value transmits the Compressor Discharge Pressure value to master control borad in real time；
The wind pressure sensor, the dirty stifled Monitoring instruction for being transmitted according to master control borad, outdoor heat exchange described in real-time monitoring
Leeway between device inlet side and air side transmits the leeway to the master control borad in real time.
Preferably, the outdoor heat exchanger surface is divided into multiple regions, and each region corresponding position is equipped with a wind pressure
Sensor；
Each wind pressure sensor, the dirty stifled Monitoring instruction for being transmitted according to master control borad, real-time monitoring outdoor heat exchanger table
The first leeway between the inlet side and air side of face corresponding region transmits first leeway to the master control borad in real time；
The master control borad determines the outdoor heat exchanger according to the Compressor Discharge Pressure value and each first leeway
Surface whether there is dirty stifled region；When there are dirty stifled regions on the outdoor heat exchanger surface, then the brush is controlled described
Brushing action is carried out to the outdoor heat exchanger surface region Zang Du in one setting time.
In addition, to achieve the above object, the present invention also provides a kind of air-conditioner outdoor units to handle outdoor heat exchanger side dirty plugging
Method, the air-conditioner outdoor unit include: air-conditioner outdoor unit ontology, outdoor heat exchanger, master control borad, dirty stifled sensor module, can be opposite
The brush of outdoor heat exchanger surface sliding；
The air-conditioner outdoor unit processing outdoor heat exchanger method dirty plugging includes the following steps:
The dirty stifled state on outdoor heat exchanger surface described in the dirty stifled sensor module real-time monitoring, in real time to the master control
Plate transmits the dirty stifled status information；
The master control borad judges the outdoor heat exchanger surface with the presence or absence of the area Zang Du according to the dirty stifled status information
Domain；
When the outdoor heat exchanger surface is there are dirty stifled region, the master control borad controls the brush in the first setting time
It is interior that brushing action is carried out to the outdoor heat exchanger surface.
Preferably, spray module is additionally provided in the air-conditioner outdoor unit ontology；
The air-conditioner outdoor unit handles outdoor heat exchanger method dirty plugging further include:
When the outdoor heat exchanger surface is there are dirty stifled region, the master control borad controls the spray module in the second setting
Flush operation is carried out to the outdoor heat exchanger surface in time.
Preferably, the dirty stifled sensor module includes the back pressure transducer being set at exhaust outlet of compressor and is set to
Wind pressure sensor on the outdoor heat exchanger；
The dirty stifled state on outdoor heat exchanger surface described in the dirty stifled sensor module real-time monitoring, and in real time to the master
Control the step of plate transmits the dirty stifled status information further include:
The exhaust pressure value of compressor described in the back pressure transducer real-time monitoring, the back pressure transducer are real
When to the master control borad transmit the Compressor Discharge Pressure value；
Wind pressure difference described in the wind pressure sensor real-time monitoring between outdoor heat exchanger inlet side, air side, it is described
Wind pressure sensor transmits the wind pressure difference to the master control borad in real time.
Preferably, the outdoor heat exchanger surface is divided into multiple regions, and each region corresponding position is equipped with a wind pressure
Sensor；
Wind pressure difference described in the wind pressure sensor real-time monitoring between outdoor heat exchanger inlet side, air side, it is described
The step of wind pressure sensor difference transmits the wind pressure difference to the master control borad in real time further include:
Described in each wind pressure sensor real-time monitoring between outdoor heat exchanger surface corresponding region inlet side and air side
The first leeway, each wind pressure sensor transmits the first wind pressure difference to the master control borad in real time.
Air-conditioner outdoor unit provided by the present invention and its processing outdoor heat exchanger method dirty plugging, by air-conditioner outdoor unit
The dirty stifled sensor module of setting, the dirty stifled sensor module are electrically connected with the master control borad in ontology；The outdoor heat exchanger
The brush that surface setting can be slided with respect to outdoor heat exchanger surface；The brush is electrically connected with the master control borad；By described dirty
The dirty stifled state on outdoor heat exchanger surface described in stifled sensor module real-time monitoring, transmits the outdoor heat exchange to master control borad in real time
The dirty stifled status information on device surface；And the dirty stifled status information that the master control borad is transmitted according to the sensor module,
The outdoor heat exchanger surface is judged with the presence or absence of dirty stifled region, when the outdoor heat exchanger surface is there are dirty stifled region, is then controlled
Make the mode that the brush carries out brushing action in the first setting time to the outdoor heat exchanger surface, air-conditioner outdoor unit energy
Enough discovery dirty stifled problems of outdoor heat exchanger at the first time, and the dirty stifled problem of outdoor heat exchanger is quickly handled, it is not necessarily to manual intervention, really
It protects air conditioner and operates normally effect, greatly increase user experience effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of air-conditioner outdoor unit of the invention；
Fig. 2 is the specific refinement the functional block diagram of wind pressure sensor of the invention；
Fig. 3 is the structural schematic diagram of another embodiment of air-conditioner outdoor unit of the invention；
Fig. 4 is the flow diagram that air-conditioner outdoor unit of the invention handles outdoor heat exchanger one embodiment of method dirty plugging.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Below in conjunction with Figure of description, preferred embodiment of the present invention will be described, it should be understood that described herein
Preferred embodiment only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention, and in the absence of conflict, this hair
The feature in embodiment and embodiment in bright can be combined with each other.
The present invention further provides a kind of air-conditioner outdoor units.Referring to Fig.1, Fig. 1 is that air-conditioner outdoor unit one of the invention is implemented
The structural schematic diagram of example.In one embodiment, which includes: air-conditioner outdoor unit ontology, the air-conditioner outdoor unit sheet
It is provided with outdoor heat exchanger 10, master control borad 20, dirty stifled sensor module 30 in vivo；The dirty stifled sensor module 30 and the master
Plate 20 is controlled to be electrically connected；10 surface of outdoor heat exchanger is equipped with the brush 40 that can be slided with respect to 10 surface of outdoor heat exchanger；It is described
Brush 40 is electrically connected with the master control borad 20.Wherein, the sensor module 30, for outdoor heat exchanger 10 described in real-time monitoring
The dirty stifled state on surface transmits the dirty stifled status information on 10 surface of outdoor heat exchanger to master control borad 20 in real time.The master control
Plate 20, the dirty stifled status information for being transmitted according to the dirty stifled sensor module 30, judges the outdoor heat exchanger 10
Surface whether there is dirty stifled region, when 10 surface of outdoor heat exchanger is there are dirty stifled region, then control the brush 40 the
Brushing action is carried out to 10 surface of outdoor heat exchanger in one setting time.The wherein time span of first setting time
It can be configured, such as can be 5 minutes or 10 minutes according to actual needs.The brush is powered brush.
The present invention uses scheme provided by the above embodiment, and air-conditioner outdoor unit 100 can be found at the first time and process chamber
The dirty stifled problem of external heat exchanger 10 is not necessarily to manual intervention, it is ensured that air conditioner operates normally effect, greatly increases user and uses body
Test effect.
Referring to Fig. 1, the dirty stifled sensor module 30 includes: the back pressure transducer 31 at exhaust outlet of compressor
With the wind pressure sensor 32 being set on the outdoor heat exchanger.The dirty stifled status information in 10 surface of outdoor heat exchanger includes: pressure
Leeway between contracting machine exhaust pressure value, outdoor heat exchanger inlet side and air side.The back pressure transducer 31 is used for root
According to the dirty stifled Monitoring instruction that master control borad 20 transmits, Compressor Discharge Pressure value described in real-time monitoring is transmitted to master control borad 20 in real time
The Compressor Discharge Pressure value.The wind pressure sensor 32, the dirty stifled Monitoring instruction for being transmitted according to master control borad 20, in real time
The leeway between 10 inlet side of outdoor heat exchanger and air side is monitored, transmits the wind pressure to the master control borad 20 in real time
Difference.
Referring to fig. 2, Fig. 2 is the specific refinement the functional block diagram of wind pressure sensor of the invention.The wind pressure sensing
Device 32 includes: control unit 321, the first wind pressure sensing unit 322, the second wind pressure sensing unit 323.The first wind pressure sensing
Unit 322 is for detecting 10 inlet side wind pressure of outdoor heat exchanger；Second wind pressure sensing unit 323 is for detecting outdoor heat exchanger 10
Air side wind pressure.The wind pressure sensor 32 receives the dirty stifled Monitoring instruction that master control borad 20 transmits by control unit 321.It is described
Control unit 321 controls the first wind pressure sensing unit 322 according to the dirty stifled Monitoring instruction and the second wind pressure sensing unit 323 is same
Step opens wind pressure monitoring function.The wind pressure that first wind pressure sensing unit 321 and the second wind pressure sensing unit 322 will monitor in real time
Value feeds back to described control unit 321, and the wind pressure value that described control unit 321 is fed back according to the two calculates outdoor heat exchanger 10
Leeway between inlet side and air side, and real-time Transmission is to master control borad 20.
Be previously provided in master control borad 20 described in the present embodiment Compressor Discharge Pressure threshold value and outdoor heat exchanger 10 into
Leeway threshold value between wind side and air side.The master control borad 20 is specifically used for the Compressor Discharge Pressure value received and institute
Compressor Discharge Pressure threshold value is stated to be compared, and by between 10 inlet side of outdoor heat exchanger and air side leeway,
10 inlet side of outdoor heat exchanger is compared with the leeway threshold value between air side；The outdoor heat exchange is judged according to comparison result
10 surface of device whether there is dirty stifled region.When the Compressor Discharge Pressure value be greater than the Compressor Discharge Pressure threshold value, and
The leeway is greater than leeway threshold value, it is determined that there are dirty stifled regions on 10 surface of outdoor heat exchanger.
The present invention proposes another air-conditioner outdoor unit embodiment, and the present embodiment is improved in above-described embodiment, referring to figure
3, Fig. 3 be the structural schematic diagram of another embodiment of air-conditioner outdoor unit of the invention.It thes improvement is that: the outdoor heat exchanger 10
Surface is divided into multiple regions, and each region corresponding position is equipped with a wind pressure sensor 32.Each wind pressure sensor 32, is used for
According to the dirty stifled Monitoring instruction that master control borad transmits, the inlet side and air side of 10 surface corresponding region of real-time monitoring outdoor heat exchanger
Between the first leeway, transmit first leeway to the master control borad in real time.The master control borad 20 is according to the compressor
Exhaust pressure value and each first leeway determine 10 surface of outdoor heat exchanger with the presence or absence of dirty stifled region；When the room
There are dirty stifled regions on external heat exchanger 10 surface, then control the brush 40 in first setting time to the outdoor heat exchange
The 10 surface region Zang Du of device carries out brushing action.
The present invention is blocked up when 10 surface portion region of outdoor heat exchanger is dirty, is only needed using scheme provided by above-described embodiment
It controls brush 40 and carries out brushing action in the dirty stifled region, without carrying out swiping behaviour to 10 surface all areas of outdoor heat exchanger
Make, it is with strong points, processing it is dirty block up it is high-efficient, energy consumption it is low.
The present invention proposes another air-conditioner outdoor unit embodiment, and the present embodiment is improved in any of the above-described embodiment, joins
See Fig. 1, the improvement is that: being additionally provided with spray module 50 in the air-conditioner outdoor unit ontology 101.The master control borad 20, is also used
In working as 10 surface of outdoor heat exchanger, there are dirty stifled regions, control the spray module 50 in the second setting time to described
10 surface of outdoor heat exchanger carries out flush operation.Wherein, the time span of second setting time can be according to actual needs
It is configured, such as can be 5 minutes or 10 minutes.In addition, first setting time and second setting time when
Between length can be the same or different.When the time span of the two is identical, the chronological order of the two can consistent, part
It is overlapped or is staggered completely.When the time span of the two is different, the chronological order of the two can portion's overlapping, or it is completely wrong
It opens.
In the present embodiment, when 10 surface of outdoor heat exchanger is divided into multiple regions, the master control borad 20 is specifically also used
In working as 10 surface of outdoor heat exchanger, there are dirty stifled regions, and it is right in second setting time to control the spray module 50
The 10 surface region Zang Du of outdoor heat exchanger carries out flush operation.
Referring to Fig. 1, the spray module 50 includes hose 51 and fountain head 52, and described 51 one end of hose is connected with water source,
The other end is connected with the fountain head 52, and the one side on fountain head 52 towards 10 surface of outdoor heat exchanger is equipped with hole for water spraying, the spray
Head 52 is electrically connected with the master control borad 20.Wherein the fountain head 52 is electrical water jetting head.
The present invention further improves the dirty stifled processing effect in outdoor heat exchanger surface using scheme provided by above-described embodiment
Rate.
The present invention provides a kind of air-conditioner outdoor unit processing outdoor heat exchanger method dirty plugging.Referring to Fig.1, outside the air conditioning chamber
Machine 100 include: air-conditioner outdoor unit ontology (not shown go out), outdoor heat exchanger 10, master control borad 20, dirty stifled sensor module 30, can
The brush 40 of opposite outdoor heat exchanger surface sliding.Referring to fig. 4, Fig. 4 is that air-conditioner outdoor unit of the invention handles outdoor heat exchanger
The flow diagram of one embodiment of method dirty plugging.The air-conditioner outdoor unit handles outdoor heat exchanger method dirty plugging
Step S10, the dirty stifled state on 10 surface of outdoor heat exchanger described in described dirty stifled 30 real-time monitoring of sensor module, it is real
When to the master control borad 20 transmit the dirty stifled status information.
Referring to Fig. 1, dirty stifled sensor module 30 described in the present embodiment includes the exhaust pressure at exhaust outlet of compressor
Force snesor 31 and the wind pressure sensor 32 on the outdoor heat exchanger.The dirty stifled state letter in 10 surface of outdoor heat exchanger
Breath includes: the leeway between Compressor Discharge Pressure value, 10 inlet side of outdoor heat exchanger and air side.The step S10 is specific
Including handling as follows: the exhaust pressure value of compressor described in 31 real-time monitoring of back pressure transducer, the pressure at expulsion
Sensor 31 transmits the Compressor Discharge Pressure value to the master control borad 20 in real time.The 32 real-time monitoring institute of wind pressure sensor
The wind pressure difference between 10 inlet side of outdoor heat exchanger, air side is stated, the wind pressure sensor 32 is in real time to the master control borad 20
Transmit the wind pressure difference.
Referring to fig. 2, the wind pressure sensor 32 includes: control unit 321, the first wind pressure sensing unit 322, the second wind pressure
Sensing unit 323.The first wind pressure sensing unit 322 is for detecting 10 inlet side wind pressure of outdoor heat exchanger.Second wind pressure passes
Sense unit 323 is for detecting 10 air side wind pressure of outdoor heat exchanger.The wind pressure sensor 32 receives master by control unit 321
Control the dirty stifled Monitoring instruction that plate 20 transmits.Described control unit 321 controls the first wind pressure sensing according to the dirty stifled Monitoring instruction
The unlatching wind pressure monitoring function synchronous with the second wind pressure sensing unit 323 of unit 322.First wind pressure sensing unit 322 and the second wind
The wind pressure value monitored is fed back to described control unit 321 in real time by pressure sensing unit 323, and described control unit 321 is according to two
The wind pressure value of person's feedback, calculates the leeway between 10 inlet side of outdoor heat exchanger and air side, and real-time Transmission is to master control borad 20.
Step S20, whether the described master control borad 20 judges 10 surface of outdoor heat exchanger according to the dirty stifled status information
There are dirty stifled regions.
Be previously provided in master control borad 20 described in the present embodiment Compressor Discharge Pressure threshold value and outdoor heat exchanger 10 into
Leeway threshold value between wind side and air side.This step S20 is specifically included: the compressor air-discharging that the master control borad 20 will receive
Pressure value is compared with the Compressor Discharge Pressure threshold value, and will be between 10 inlet side of outdoor heat exchanger and air side
Leeway, 10 inlet side of outdoor heat exchanger is compared with the leeway threshold value between air side；Institute is judged according to comparison result
10 surface of outdoor heat exchanger is stated with the presence or absence of dirty stifled region.When the Compressor Discharge Pressure value is greater than the compressor air-discharging pressure
Force threshold, and the leeway is greater than the leeway threshold value, it is determined that there are dirty stifled regions on 10 surface of outdoor heat exchanger.
Step S30, when 10 surface of outdoor heat exchanger is there are dirty stifled region, the master control borad 20 controls the brush 40
Brushing action is carried out to 10 surface of outdoor heat exchanger in the first setting time.
In the present embodiment, the time span of first setting time can be configured according to actual needs, such as can be with
It is 5 minutes or 10 minutes.The brush is powered brush.
The present invention uses scheme provided by the above embodiment, and air-conditioner outdoor unit 100 can be found at the first time and process chamber
The dirty stifled problem of external heat exchanger 10 is not necessarily to manual intervention, it is ensured that air conditioner operates normally effect, greatly increases user and uses body
Test effect.
The present invention proposes that another air-conditioner outdoor unit handles outdoor heat exchanger embodiment of the method dirty plugging, and the present embodiment is above-mentioned
Embodiment is improved, and referring to Fig. 3, is theed improvement is that: 10 surface of outdoor heat exchanger is divided into multiple regions, each
Region corresponding position is equipped with a wind pressure sensor.The air inlet of outdoor heat exchanger 10 described in 32 real-time monitoring of wind pressure sensor
Wind pressure difference between side, air side, the wind pressure sensor 32 transmit the wind pressure difference tool to the master control borad 20 in real time
Body includes: 10 surface corresponding region inlet side of outdoor heat exchanger and air side described in each 32 real-time monitoring of the wind pressure sensor
Between the first leeway, each wind pressure sensor 32 transmits the first wind pressure difference to the master control borad 20 in real time.Institute
It is specific to state step S20 further include: the master control borad 20 receives the Compressor Discharge Pressure value of back pressure transducer transmission, and
First leeway that each wind pressure sensor 32 transmits；According to the Compressor Discharge Pressure value and each first wind pressure
Difference；Judge 10 surface of outdoor heat exchanger with the presence or absence of dirty stifled region.When 10 surface of outdoor heat exchanger, there are the areas Zang Du
Domain, then the master control borad 20 controls the brush 40 and swipes in the first setting time to 10 surface of outdoor heat exchanger
Operation specifically includes: the master control borad 20 controls the brush 40 in the first setting time to 10 surface of outdoor heat exchanger
Dirty stifled region carries out brushing action.
The present invention is blocked up when 10 surface portion region of outdoor heat exchanger is dirty, is only needed using scheme provided by above-described embodiment
It controls brush 40 and carries out brushing action in the dirty stifled region, without carrying out swiping behaviour to 10 surface all areas of outdoor heat exchanger
Make, it is with strong points, processing it is dirty block up it is high-efficient, energy consumption it is low.
The present invention proposes another air-conditioner outdoor unit embodiment, and the present embodiment is improved in any of the above-described embodiment, joins
See Fig. 1, the improvement is that: being additionally provided with spray module 50 in the air-conditioner outdoor unit ontology 101.The air-conditioner outdoor unit processing
Outdoor heat exchanger method dirty plugging is after the step S20 further include: when 10 surface of outdoor heat exchanger, there are the areas Zang Du
Domain, the master control borad 20 control the spray module and wash away in the second setting time to 10 surface of outdoor heat exchanger
Operation.The time span of second setting time can be configured according to actual needs, such as can be 5 minutes or 10 points
Clock.In addition, the time span of first setting time and second setting time can be the same or different.Work as the two
Time span it is identical, the chronological order of the two can it is consistent, partly overlap or be staggered completely.When the time of the two
Length is different, the chronological order of the two can portion's overlapping, or be staggered completely.
In the present embodiment, when 10 surface of outdoor heat exchanger is divided into multiple regions, then the master control borad 20 controls institute
It states spray module 50 10 surface of outdoor heat exchanger is carried out washing away behaviour in the second setting time and specifically include: described in control
Spray module 50 carries out flush operation to the 10 surface region Zang Du of outdoor heat exchanger in second setting time.
Referring to Fig. 1, the spray module 50 includes hose 51 and fountain head 52, and described 51 one end of hose is connected with water source,
The other end is connected with the fountain head 52, and the one side on fountain head 52 towards 10 surface of outdoor heat exchanger is equipped with hole for water spraying, the spray
Head 52 is electrically connected with the master control borad 20.
The present invention further improves the dirty stifled processing in 10 surface of outdoor heat exchanger using scheme provided by above-described embodiment
Efficiency.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (4)
1. a kind of air-conditioner outdoor unit, which is characterized in that the air-conditioner outdoor unit includes: air-conditioner outdoor unit ontology, the air conditioning chamber
It is provided with outdoor heat exchanger and master control borad in outer machine ontology, is equipped with dirty stifled sensor module, institute in the air-conditioner outdoor unit ontology
Dirty stifled sensor module is stated to be electrically connected with the master control borad；The outdoor heat exchanger surface is equipped with can be with respect to outdoor heat exchanger surface
The brush of sliding；The brush is electrically connected with the master control borad；
The dirty stifled sensor module, for the dirty stifled state on outdoor heat exchanger surface described in real-time monitoring, in real time to master control borad
Transmit the dirty stifled status information on the outdoor heat exchanger surface；
The master control borad, the dirty stifled status information for being transmitted according to the sensor module, judges the outdoor heat exchange
Device surface whether there is dirty stifled region, when there are dirty stifled regions on the outdoor heat exchanger surface, then control the brush first
Brushing action is carried out to the outdoor heat exchanger surface in setting time, in which:
The dirty stifled sensor module includes: back pressure transducer at exhaust outlet of compressor and changes set on the outdoor
Wind pressure sensor on hot device；The outdoor heat exchanger surface is divided into multiple regions, and each region corresponding position is equipped with one
Wind pressure sensor；The dirty stifled status information in outdoor heat exchanger surface includes: Compressor Discharge Pressure value, outdoor heat exchanger air inlet
Leeway between side and air side；Wherein:
The back pressure transducer, the dirty stifled Monitoring instruction for being transmitted according to master control borad, the row of compressor described in real-time monitoring
Air pressure force value transmits the Compressor Discharge Pressure value to master control borad in real time；
Each wind pressure sensor, the dirty stifled Monitoring instruction for being transmitted according to master control borad, real-time monitoring outdoor heat exchanger surface pair
The first leeway between the inlet side in region and air side is answered, transmits first leeway to the master control borad in real time；
The master control borad determines the outdoor heat exchanger surface according to the Compressor Discharge Pressure value and each first leeway
With the presence or absence of dirty stifled region；When there are dirty stifled regions on the outdoor heat exchanger surface, then controls the brush and set described first
It fixes time interior to the outdoor heat exchanger surface region Zang Du progress brushing action.
2. air-conditioner outdoor unit according to claim 1, which is characterized in that be additionally provided with water spray in the air-conditioner outdoor unit ontology
Component；
The master control borad, being also used to work as the outdoor heat exchanger surface, there are dirty stifled regions, control the spray module second
Flush operation is carried out to the outdoor heat exchanger surface in setting time.
3. a kind of air-conditioner outdoor unit handles outdoor heat exchanger method dirty plugging, which is characterized in that the air-conditioner outdoor unit includes: sky
Adjust outdoor unit main body, outdoor heat exchanger, master control borad, dirty stifled sensor module, the brush that can be slided with respect to outdoor heat exchanger surface；
The air-conditioner outdoor unit processing outdoor heat exchanger method dirty plugging includes the following steps:
The dirty stifled state on outdoor heat exchanger surface described in the dirty stifled sensor module real-time monitoring is passed to the master control borad in real time
The defeated dirty stifled status information；
The master control borad judges the outdoor heat exchanger surface with the presence or absence of dirty stifled region according to the dirty stifled status information；
When there are dirty stifled regions on the outdoor heat exchanger surface, it is right in the first setting time that the master control borad controls the brush
The outdoor heat exchanger surface carries out brushing action；Wherein:
The dirty stifled sensor module includes the back pressure transducer being set at exhaust outlet of compressor and changes set on the outdoor
Wind pressure sensor on hot device；The outdoor heat exchanger surface is divided into multiple regions, and each region corresponding position is equipped with one
Wind pressure sensor；
The dirty stifled state on outdoor heat exchanger surface described in the dirty stifled sensor module real-time monitoring, and in real time to the master control borad
The step of transmitting the dirty stifled status information further include:
The exhaust pressure value of compressor described in the back pressure transducer real-time monitoring, the back pressure transducer in real time to
The master control borad transmits the Compressor Discharge Pressure value；
Described in each wind pressure sensor real-time monitoring between outdoor heat exchanger surface corresponding region inlet side and air side
One leeway, each wind pressure sensor transmit the first wind pressure difference to the master control borad in real time.
4. air-conditioner outdoor unit according to claim 3 handles outdoor heat exchanger method dirty plugging, which is characterized in that the sky
It adjusts in outdoor unit main body and is additionally provided with spray module；
The air-conditioner outdoor unit handles outdoor heat exchanger method dirty plugging further include:
When the outdoor heat exchanger surface is there are dirty stifled region, the master control borad controls the spray module in the second setting time
It is interior that flush operation is carried out to the outdoor heat exchanger surface.
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| CN201511024479.3A CN105627459B (en) | 2015-12-28 | 2015-12-28 | Air conditioner outdoor unit and method for treating filth blockage of outdoor heat exchanger |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106403072B (en) * | 2016-08-31 | 2019-12-06 | 芜湖美智空调设备有限公司 | Outdoor unit and dust deposition detection method thereof |
| CN107449070B (en) * | 2017-09-21 | 2023-08-11 | 珠海格力电器股份有限公司 | Cleaning method and device for heat exchanger of air conditioner outdoor unit and air conditioner |
| CN108870637A (en) * | 2018-08-06 | 2018-11-23 | 合肥天鹅制冷科技有限公司 | A kind of dirty stifled warning device of condenser |
| CN109269014B (en) * | 2018-09-30 | 2020-12-15 | 中车青岛四方机车车辆股份有限公司 | Air conditioner filter screen state detection method and system and railway vehicle |
| CN110195908B (en) * | 2019-05-05 | 2020-10-02 | 浙江维大师网络科技有限公司 | Central air conditioning trouble is reported and is repaired maintenance of equipment |
| CN110553377B (en) * | 2019-10-08 | 2021-09-21 | 芜湖美智空调设备有限公司 | Filth blockage detection method and system for outdoor heat exchanger of air conditioner and air conditioner |
| CN111043705A (en) * | 2019-12-31 | 2020-04-21 | 宁波奥克斯电气股份有限公司 | Air conditioner control method and device, air conditioner and storage medium |
| CN113048633B (en) * | 2021-04-26 | 2024-10-29 | 珠海格力电器股份有限公司 | Total heat recovery and exchange device, control method thereof and air conditioning unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519119A (en) * | 2011-12-04 | 2012-06-27 | Tcl空调器(中山)有限公司 | Air conditioner with fault self-diagnosis function and fault self-diagnosis method thereof |
| CN103206764A (en) * | 2012-01-17 | 2013-07-17 | 力博特公司 | Air-conditioner and self-cleaning method thereof |
| CN104729016A (en) * | 2015-03-13 | 2015-06-24 | 广东美的暖通设备有限公司 | Dust removal method and device applied to air conditioner outdoor heat exchanger |
| CN204461200U (en) * | 2015-01-23 | 2015-07-08 | 江苏同天机械有限公司 | A kind of workshop is with can the high efficient rotor formula heat exchanger of automated cleaning |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100502514B1 (en) * | 2003-03-04 | 2005-07-25 | 정아라 | Heat exchanger for wasted heat |
| JP4355332B2 (en) * | 2006-08-31 | 2009-10-28 | 日立アプライアンス株式会社 | Air conditioner |
-
2015
- 2015-12-28 CN CN201511024479.3A patent/CN105627459B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519119A (en) * | 2011-12-04 | 2012-06-27 | Tcl空调器(中山)有限公司 | Air conditioner with fault self-diagnosis function and fault self-diagnosis method thereof |
| CN103206764A (en) * | 2012-01-17 | 2013-07-17 | 力博特公司 | Air-conditioner and self-cleaning method thereof |
| CN204461200U (en) * | 2015-01-23 | 2015-07-08 | 江苏同天机械有限公司 | A kind of workshop is with can the high efficient rotor formula heat exchanger of automated cleaning |
| CN104729016A (en) * | 2015-03-13 | 2015-06-24 | 广东美的暖通设备有限公司 | Dust removal method and device applied to air conditioner outdoor heat exchanger |
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