CN108931069A - Air conditioner and water heater and its control method - Google Patents

Air conditioner and water heater and its control method Download PDF

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Publication number
CN108931069A
CN108931069A CN201810570424.XA CN201810570424A CN108931069A CN 108931069 A CN108931069 A CN 108931069A CN 201810570424 A CN201810570424 A CN 201810570424A CN 108931069 A CN108931069 A CN 108931069A
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CN
China
Prior art keywords
heat exchanger
valve
solenoid valve
air
way valve
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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
Application number
CN201810570424.XA
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Chinese (zh)
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CN108931069B (en
Inventor
张和清
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ZHUHAI INVERTER TECHNOLOGY Co Ltd
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ZHUHAI INVERTER TECHNOLOGY Co Ltd
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Priority to CN201810570424.XA priority Critical patent/CN108931069B/en
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Publication of CN108931069B publication Critical patent/CN108931069B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00Compression machines, plants or systems, with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-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
    • F24F5/0096Air-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 combined with domestic apparatus
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00Fluid heaters characterised by the use of heat pumps
    • F24H4/02Water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/20Disposition of valves, e.g. of on-off valves or flow control valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/31Expansion valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B47/00Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/02Defrosting cycles
    • F25B47/022Defrosting cycles hot gas defrosting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/009Compression machines, plants or systems with reversible cycle not otherwise provided for indoor unit in circulation with outdoor unit in first operation mode, indoor unit in circulation with an other heat exchanger in second operation mode or outdoor unit in circulation with an other heat exchanger in third operation mode
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02742Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using two four-way valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/25Control of valves
    • F25B2600/2519On-off valves

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The present invention relates to a kind of air conditioner and water heater and its control methods, including air-conditioning heat exchanger, liquid storage device, first throttle component, second throttle part, third throttle part, air side heat exchanger, hot water heat exchanger, first switching device, second switching device, separator and compressor, the air-conditioning heat exchanger connects liquid storage device, the liquid storage device is successively through first throttle component, second throttle part connects hot water heat exchanger, the liquid storage device is also successively through first throttle component, third throttle part connects air side heat exchanger, the air side heat exchanger is through successively the first switching device, second switching device connects separator, the separator connect compressor, the compressor is separately connected hot water heat exchanger and air-conditioning heat exchanger.The present invention is able to achieve five kinds of separate hot water, air conditioner refrigerating total heat recovery, air-conditioning independent heating, air-conditioning independent cooling, air side heat exchanger defrosting core functions by control, and solves the problems, such as conventional air-conditioning water heater refrigerant local accumulation.

Description

Air conditioner and water heater and its control method
Technical field
The present invention relates to the technical fields of air conditioning, are concretely a kind of air conditioner and water heater and its control method.
Background technique
The frequent problem of conventional air-conditioning water heater is refrigerant local accumulation, causes partial mode lack of refrigerant, Due to lack of refrigerant, the pressure of inspiration(Pi) and pressure at expulsion of compressor are lower than normal value, and refrigerating capacity decline, refrigeration effect is not Good, room temperature decline is slow or does not drop;Due to lack of refrigerant, operates compressor under specified load, make It even dallies at compressor light load, electric current is lower than rated current at this time, damages compressor.Conventional air conditioner and water heater can be real Existing separate hot water, air-conditioning independent cooling or heating, insufficiency, cannot achieve air conditioner refrigerating total heat recovery and air side heat exchanger Defrosting can not meet public demand.
Summary of the invention
For overcome the deficiencies in the prior art, the object of the present invention is to provide one kind to be able to achieve separate hot water, air conditioner refrigerating Total heat recovery, air-conditioning independent heating, five kinds of core functions of air-conditioning independent cooling and air side heat exchanger defrosting air conditioner and water heater And its control method, solve refrigerant local accumulation the technical issues of.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of air conditioner and water heater, including air-conditioning heat exchanger, liquid storage device, first throttle component, the second throttle part, third section Stream unit, air side heat exchanger, hot water heat exchanger, the first switching device, the second switching device, separator and compressor, the sky One end of one end connection liquid storage device of heat exchanger is adjusted, the other end of the liquid storage device successively throttles through first throttle component, third Component connects one end of hot water heat exchanger, and the other end of the liquid storage device is also successively through first throttle component, the second throttle part One end of air side heat exchanger is connected, the other end of the air side heat exchanger successively connects through the first switching device, the second switching device One end of separator is connect, the other end of one end of the other end connect compressor of the separator, the compressor is cut through second Changing device connects the other end of hot water heat exchanger, and the other end of the compressor is also successively through the second switching device, the first switching The other end of device connection air-conditioning heat exchanger.
Further, the first throttle component includes solenoid valve B, and second throttle part includes electromagnetism parallel with one another Valve A and expansion valve A, third throttle part include one end connection of solenoid valve C and expansion valve B, the solenoid valve B parallel with one another The other end of liquid storage device, one end of the other end connection solenoid valve A of solenoid valve B, the other end of solenoid valve A connect air side heat exchanger One end, the other end of solenoid valve B is also connected with one end of expansion valve A, the one of the other end connection air side heat exchanger of expansion valve A End, the other end of solenoid valve B are also connected with one end of solenoid valve C, one end of the other end connection hot water heat exchanger of solenoid valve C, electricity The other end of magnet valve B is also connected with one end of expansion valve B, one end of the other end connection hot water heat exchanger of expansion valve B.
Further, first switching device includes four-way valve B, and second switching device includes four-way valve A, and described four The second interface of the first interface connection four-way valve A of port valve B, the second interface of the four-way valve B connect the another of air side heat exchanger One end, one end of the third interface connection separator of the four-way valve B, the third interface of the four-way valve B are also connected with hot water and change The other end of hot device, the other end of the 4th interface connection air-conditioning heat exchanger of the four-way valve B, the first of the four-way valve A connect The other end of mouth connect compressor, the third interface of the third interface connection four-way valve B of the four-way valve A, the four-way valve A's Third interface is also connected with one end of separator, and the 4th interface of the four-way valve A is also connected with the other end of hot water heat exchanger.
Further, the expansion valve B is single ported thermostatic expansion valve, and the expansion valve A is Bidirectional expansion valve.
Further, the air-conditioning heat exchanger includes water outlet and water inlet, and the water outlet connects air-conditioning with water inlet;Institute Stating hot water heat exchanger includes outlet pipe and water inlet pipe, and the outlet pipe connects boiler with water inlet pipe.
Further, the air conditioner and water heater has separate hot water's mode, and separate hot water's mode is behaviour in this way What work was realized:Four-way valve A energization conducting, four-way valve B power-off are closed, solenoid valve A energization is connected, solenoid valve B power-off is closed, electricity Magnet valve C power-off is closed.
Further, the air conditioner and water heater has air conditioner refrigerating total heat recovery mode, the air conditioner refrigerating total heat recovery mould Formula is operation realization in this way:Four-way valve A energization conducting, four-way valve B power-off are closed, solenoid valve A is powered and is connected, electricity Magnet valve B, which is powered, to be connected, and solenoid valve C power-off is closed.
Further, the air conditioner and water heater has air-conditioning independent heating mode, and the air-conditioning independent heating mode is to pass through What such operation was realized:Four-way valve A power-off is closed, four-way valve B energization conducting, solenoid valve A power-off is closed, solenoid valve B leads to It conducts, solenoid valve C power-off is closed.
Further, the air conditioner and water heater has air-conditioning independent cooling mode, and the air-conditioning independent cooling mode is to pass through What such operation was realized:Four-way valve A power-off is closed, four-way valve B power-off is closed, solenoid valve A power-off is closed, solenoid valve B leads to It conducts, solenoid valve C power-off is closed.
Further, the air conditioner and water heater has air side heat exchanger defrosting mode, and the air side heat exchanger defrosting mode is What operation in this way was realized:Four-way valve A power-off is closed, four-way valve B power-off is closed, solenoid valve A power-off is closed, solenoid valve Conducting that B power-off is closed, solenoid valve C is powered.
The beneficial effects of the invention are as follows:Air conditioner and water heater of the invention be able to achieve separate hot water, air conditioner refrigerating total heat recovery, Five kinds of air-conditioning independent heating, air-conditioning independent cooling, air side heat exchanger defrosting core functions, system is simple, and securely and reliably, nothing is collaborated Stringing phenomenon, without dead end mistake road, it is multiple functional, solve conventional air-conditioning heat by the cooperation control of throttle part and switching device Hydrophone refrigerant is uneven, the problem of local accumulation occurs.
Detailed description of the invention
Further description of the specific embodiments of the present invention with reference to the accompanying drawing:
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is operation schematic diagram of the present invention under separate hot water's mode;
Fig. 3 is operation schematic diagram of the present invention under air conditioner refrigerating total heat recovery mode;
Fig. 4 is operation schematic diagram of the present invention under air-conditioning independent heating mode;
Fig. 5 is operation schematic diagram of the present invention under air-conditioning independent cooling mode;
Fig. 6 is operation schematic diagram of the present invention under air side heat exchanger defrosting mode.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, the present invention is implemented below in conjunction with attached drawing Technical solution in example is clearly and completely described, it is clear that described embodiment is only the implementation of present invention a part Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creativeness The every other embodiment obtained under the premise of labour, should fall within the scope of the present invention.
Referring to Fig.1, a kind of air conditioner and water heater, including the throttling of air-conditioning heat exchanger 1, liquid storage device 2, first throttle component 3, second Component 4, third throttle part 5, air side heat exchanger 6, hot water heat exchanger 7, the first switching device 8, the second switching device 9, separation Device 10 and compressor 11, one end of one end connection liquid storage device 2 of the air-conditioning heat exchanger 1, the other end of the liquid storage device 2 is successively One end of hot water heat exchanger 7 is connected through first throttle component 3, third throttle part 5, the other end of the liquid storage device 2 is also successively One end through first throttle component 3, the second throttle part 4 connection air side heat exchanger 6, the other end of the air side heat exchanger 6 according to Secondary one end through the first switching device 8, the second switching device 9 connection separator 10, the other end of the separator 10 connect pressure One end of contracting machine 11, the other end of the compressor 11 are described through the other end of the second switching device 9 connection hot water heat exchanger 7 The other end of compressor 11 also successively connects the other end of air-conditioning heat exchanger 1 through the second switching device 9, the first switching device 8.Institute Stating first throttle component 3 includes solenoid valve B, and second throttle part 4 includes solenoid valve A and expansion valve A parallel with one another, the Three throttle parts 5 include the another of one end connection liquid storage device 2 of solenoid valve C parallel with one another and expansion valve B, the solenoid valve B End, one end of the other end connection solenoid valve A of solenoid valve B, one end of the other end connection air side heat exchanger 6 of solenoid valve A, electromagnetism The other end of valve B is also connected with one end of expansion valve A, and the other end of expansion valve A connects one end of air side heat exchanger 6, solenoid valve B's The other end is also connected with one end of solenoid valve C, and one end of the other end connection hot water heat exchanger 7 of solenoid valve C, solenoid valve B's is another End is also connected with one end of expansion valve B, one end of the other end connection hot water heat exchanger 7 of expansion valve B.First switching device 8 Including four-way valve B, second switching device 9 includes four-way valve A, and the of the first interface connection four-way valve A of the four-way valve B Two interfaces, the other end of the second interface connection air side heat exchanger 6 of the four-way valve B, the third interface connection of the four-way valve B One end of separator 10, the third interface of the four-way valve B are also connected with the other end of hot water heat exchanger 7, and the of the four-way valve B Four interfaces connect the other end of air-conditioning heat exchanger 1, and the other end of the first interface connect compressor 11 of the four-way valve A is described The third interface of the third interface connection four-way valve B of four-way valve A, the third interface of the four-way valve A are also connected with separator 10 4th interface of one end, the four-way valve A is also connected with the other end of hot water heat exchanger 7.The expansion valve B is single ported thermostatic expansion valve, The expansion valve A is Bidirectional expansion valve.The air-conditioning heat exchanger 1 includes water outlet and water inlet, the water outlet and water inlet Connect air-conditioning;The hot water heat exchanger 7 includes outlet pipe and water inlet pipe, and the outlet pipe connects boiler with water inlet pipe.
A method of control air conditioner and water heater, referring to Fig. 2, the air conditioner and water heater has separate hot water's mode, described Separate hot water's mode is operation realization in this way:Four-way valve A energization conducting, four-way valve B power-off are closed, solenoid valve A Energization conducting, solenoid valve B power-off are closed, solenoid valve C powers off closing.At this point, condenser is hot water heat exchanger 7, evaporator is wind Side heat exchanger 6, the element for throttling are expansion valve B;The circulation flow direction of refrigerant is followed successively by:Hot water heat exchanger 7, expansion valve B, Solenoid valve A, air side heat exchanger 6, four-way valve B, four-way valve A, separator 10, compressor 11, hot water heat exchanger 7;Liquid storage device 2 and sky Heat exchanger 1 is adjusted to connect low-voltage tube, solenoid valve B is closed, and the refrigerant of accumulation can be drawn onto current refrigeration circulation loop.
Referring to Fig. 3, the air conditioner and water heater has air conditioner refrigerating total heat recovery mode, the air conditioner refrigerating total heat recovery mould Formula is operation realization in this way:Four-way valve A energization conducting, four-way valve B power-off are closed, solenoid valve A is powered and is connected, electricity Magnet valve B, which is powered, to be connected, and solenoid valve C power-off is closed.At this point, condenser is hot water heat exchanger 7, evaporator is air-conditioning heat exchanger 1, is used In throttling element be expansion valve B;The circulation flow direction of refrigerant is followed successively by:Hot water heat exchanger 7, expansion valve B, solenoid valve B, liquid storage Device 2, air-conditioning heat exchanger 1, four-way valve B, separator 10, compressor 11, four-way valve A, hot water heat exchanger 7;Air side heat exchanger 6 connects Low-voltage tube, solenoid valve A are closed, and the refrigerant of accumulation can be drawn onto current refrigeration circulation loop.
Referring to Fig. 4, the air conditioner and water heater has air-conditioning independent heating mode, and the air-conditioning independent heating mode is to pass through What such operation was realized:Four-way valve A power-off is closed, four-way valve B energization conducting, solenoid valve A power-off is closed, solenoid valve B leads to It conducts, solenoid valve C power-off is closed.At this point, condenser is air-conditioning heat exchanger 1, evaporator is air side heat exchanger 6, for throttling Element be expansion valve A;The circulation flow direction of refrigerant is followed successively by:Air-conditioning heat exchanger 1, liquid storage device 2, solenoid valve B, expansion valve A, wind Side heat exchanger 6, four-way valve B, separator 10, compressor 11, four-way valve A, four-way valve B, air-conditioning heat exchanger 1;Hot water heat exchanger 7 connects Low-voltage tube is connect, solenoid valve C is closed, and the refrigerant of accumulation can be drawn onto current refrigeration circulation loop.
Referring to Fig. 5, the air conditioner and water heater has air-conditioning independent cooling mode, and the air-conditioning independent cooling mode is to pass through What such operation was realized:Four-way valve A power-off is closed, four-way valve B power-off is closed, solenoid valve A power-off is closed, solenoid valve B leads to It conducts, solenoid valve C power-off is closed.At this point, condenser is air side heat exchanger 6, evaporator is air-conditioning heat exchanger 1, for throttling Element be expansion valve A;The circulation flow direction of refrigerant is followed successively by:Air side heat exchanger 6, expansion valve A, solenoid valve B, liquid storage device 2, sky Adjust heat exchanger 1, four-way valve B, separator 10, compressor 11, four-way valve A, four-way valve B, air side heat exchanger 6;Hot water heat exchanger 7 connects Low-voltage tube is connect, solenoid valve C is closed, and the refrigerant of accumulation can be drawn onto current refrigeration circulation loop.
Referring to Fig. 6, the air conditioner and water heater has air side heat exchanger defrosting mode, and the air side heat exchanger defrosting mode is What operation in this way was realized:Four-way valve A power-off is closed, four-way valve B power-off is closed, solenoid valve A power-off is closed, solenoid valve Conducting that B power-off is closed, solenoid valve C is powered.At this point, condenser is air side heat exchanger 6, evaporator is hot water heat exchanger 7, for saving The element of stream is expansion valve A;The circulation flow direction of chiller refrigeration agent is followed successively by:Air side heat exchanger 6, expansion valve A, solenoid valve C, heat Water- to-water heat exchanger 7, separator 10, compressor 11, four-way valve A, four-way valve B, air side heat exchanger 6;Liquid storage device 2 and air-conditioning heat exchanger 1 Low-voltage tube is connected, solenoid valve B is closed, and the refrigerant of accumulation can be drawn onto current refrigeration circulation loop.
In conclusion the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although referring to before Stating embodiment, invention is explained in detail, those skilled in the art should understand that;It still can be to preceding It states technical solution documented by each embodiment to modify, or is equivalently replaced to being wherein no lack of technical characteristic, and these It modifies or replaces, the spirit and scope for technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution.

Claims (10)

1. a kind of air conditioner and water heater, it is characterised in that:Including air-conditioning heat exchanger (1), liquid storage device (2), first throttle component (3), Second throttle part (4), third throttle part (5), air side heat exchanger (6), hot water heat exchanger (7), the first switching device (8), Second switching device (9), separator (10) and compressor (11), one end connection liquid storage device (2) of the air-conditioning heat exchanger (1) One end, the other end of the liquid storage device (2) successively connect hot water heat exchanger through first throttle component (3), third throttle part (5) (7) one end, the other end of the liquid storage device (2) also successively connect wind through first throttle component (3), the second throttle part (4) One end of side heat exchanger (6), the other end of the air side heat exchanger (6) is successively through the first switching device (8), the second switching device (9) one end of separator (10), one end of the other end connect compressor (11) of the separator (10), the compressor are connected (11) other end of the other end through the second switching device (9) connection hot water heat exchanger (7), the other end of the compressor (11) The other end of air-conditioning heat exchanger (1) is also successively connected through the second switching device (9), the first switching device (8).
2. a kind of air conditioner and water heater according to claim 1, it is characterised in that:The first throttle component (3) includes electricity Magnet valve B, second throttle part (4) include solenoid valve A and expansion valve A parallel with one another, and third throttle part (5) includes phase The mutually other end of one end of solenoid valve C in parallel and expansion valve B, the solenoid valve B connection liquid storage device (2), solenoid valve B's is another One end of end connection solenoid valve A, one end of other end connection air side heat exchanger (6) of solenoid valve A, the other end of solenoid valve B is also One end of expansion valve A, one end of other end connection air side heat exchanger (6) of expansion valve A are connected, the other end of solenoid valve B also connects One end of solenoid valve C, one end of other end connection hot water heat exchanger (7) of solenoid valve C are connect, the other end of solenoid valve B is also connected with One end of expansion valve B, one end of other end connection hot water heat exchanger (7) of expansion valve B.
3. a kind of air conditioner and water heater according to claim 2, it is characterised in that:First switching device (8) includes four Port valve B, second switching device (9) includes four-way valve A, and the second of the first interface connection four-way valve A of the four-way valve B connects Mouthful, the other end of second interface connection air side heat exchanger (6) of the four-way valve B, the third interface connection point of the four-way valve B One end from device (10), the third interface of the four-way valve B are also connected with the other end of hot water heat exchanger (7), the four-way valve B's 4th interface connect air-conditioning heat exchanger (1) the other end, the first interface connect compressor (11) of the four-way valve A it is another End, the third interface of the third interface connection four-way valve B of the four-way valve A, the third interface of the four-way valve A are also connected with separation 4th interface of one end of device (10), the four-way valve A is also connected with the other end of hot water heat exchanger (7).
4. a kind of air conditioner and water heater according to claim 2, it is characterised in that:The expansion valve B is single ported thermostatic expansion valve, institute Stating expansion valve A is Bidirectional expansion valve.
5. a kind of air conditioner and water heater according to claim 1, it is characterised in that:The air-conditioning heat exchanger (1) includes water outlet Mouth and water inlet, the water outlet connect air-conditioning with water inlet;The hot water heat exchanger (7) includes outlet pipe and water inlet pipe, institute It states outlet pipe and connects boiler with water inlet pipe.
6. a kind of method for controlling air conditioner and water heater as claimed in claim 3, it is characterised in that:The air conditioner and water heater has only Vertical hot-water mode, separate hot water's mode are operation realizations in this way:Four-way valve A energization conducting, four-way valve B are broken It is electrically turn off, solenoid valve A energization conducting, solenoid valve B power-off is closed, solenoid valve C powers off closing.
7. a kind of method for controlling air conditioner and water heater as claimed in claim 3, it is characterised in that:The air conditioner and water heater has sky Cold total heat recovery mode is modulated, the air conditioner refrigerating total heat recovery mode is operation realization in this way:Four-way valve A is led to It conducts, four-way valve B power-off is closed, solenoid valve A energization conducting, solenoid valve B energization conducting, solenoid valve C power-off closing.
8. a kind of method for controlling air conditioner and water heater as claimed in claim 3, it is characterised in that:The air conditioner and water heater has sky Independent heating mode is adjusted, the air-conditioning independent heating mode is operation realization in this way:Four-way valve A power-off is closed, Four-way valve B energization conducting, solenoid valve A power-off, which are closed, solenoid valve B is powered is connected, solenoid valve C power-off is closed.
9. a kind of method for controlling air conditioner and water heater as claimed in claim 3, it is characterised in that:The air conditioner and water heater has sky Independent cooling mode is adjusted, the air-conditioning independent cooling mode is operation realization in this way:Four-way valve A power-off is closed, Conducting that four-way valve B power-off is closed, solenoid valve A power-off is closed, solenoid valve B is powered, solenoid valve C power-off are closed.
10. a kind of method for controlling air conditioner and water heater as claimed in claim 3, it is characterised in that:The air conditioner and water heater has Air side heat exchanger defrosting mode, the air side heat exchanger defrosting mode are operation realizations in this way:Four-way valve A is powered off It closes, four-way valve B power-off is closed, solenoid valve A powers off closing, solenoid valve B power-off is closed, solenoid valve C is powered and is connected.
CN201810570424.XA 2018-06-05 2018-06-05 Air conditioner water heater and control method thereof Active CN108931069B (en)

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