CN110017530A - A kind of household trilogy supply heat pump unit - Google Patents

A kind of household trilogy supply heat pump unit Download PDF

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Publication number
CN110017530A
CN110017530A CN201910158499.1A CN201910158499A CN110017530A CN 110017530 A CN110017530 A CN 110017530A CN 201910158499 A CN201910158499 A CN 201910158499A CN 110017530 A CN110017530 A CN 110017530A
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valve
water
motor
heat exchanger
refrigerant
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CN110017530B (en
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刘明生
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D15/00—Other domestic- or space-heating systems
    • F24D15/04—Other domestic- or space-heating systems using heat pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/10—Arrangement or mounting of control or safety devices
    • F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
    • 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
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • 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
    • 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
    • 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
    • F24F5/0089—Systems using radiation from walls or panels
    • 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
    • F24F5/0096—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 combined with domestic apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/12—Hot water central heating systems using heat pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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

Abstract

The invention discloses a kind of household trilogy supply heat pump units, including refrigerant system and water system, refrigerant system four-way reversing valve can be passed through, solenoid valve, triple valve and water system motor-driven valve, the opening and closing of ball valve, flooring radiation heating is realized respectively, floor radiant cooling, fan coil heating, fan coil cooling supply, prepare domestic hot-water, flooring radiation heats and prepares domestic hot-water simultaneously, fan coil heats and prepares domestic hot-water simultaneously, floor radiant cooling and domestic hot-water is prepared simultaneously, fan coil cooling supply and the function of preparing domestic hot-water simultaneously, reach a tractor serves several purposes.Structure of the invention designs advantages of simple, and low cost is small in size, and heat exchanger utilization rate is high, any environment can on-demand supply hot water or cold water.

Description

A kind of household trilogy supply heat pump unit
Technical field
The present invention relates to heat pump environmental protection and energy saving technical fields, and in particular, to by compressor, finned heat exchanger, board-like The household trilogy supply heat pump unit of the compositions such as heat exchanger, double pipe heat exchanger, electric expansion valve.
Background technique
With the continuous improvement of Chinese national economy and living standards of the people, people require to get over to the comfort of domestic environment Come higher, cooling in summer, heat supply in winter, annual domestic hot-water supply have been increasingly becoming most basic in the most of family lives in China Demand.Currently, the equipment for realizing these demands is air-conditioning, central heating system (northern China), electric heater, combustion gas respectively Water heater etc..Air-conditioning realizes refrigeration, heat supply in winter (south China) in summer, but in spring and autumn transition season, machine is idle, Annual utilization rate is low.In summer, the condensation heat of air-conditioning system is directly discharged in environment, this partial condensation heat had both caused huge Energy waste, and cause serious environmental pollution.About 70% uses central heating in the heating building of northern China cities and towns, but Central heating heat loss is big, and energy consumption is high, seriously polluted.Conventional water heaters consume non-renewable energy and operating cost is high, have not been inconsistent Close the trend of country.In addition, every kind of equipment is mutually indepedent, have a single function, it is inconvenient to use.
Therefore, a kind of trilogy supply heat pump that can meet cooling in summer, heat supply in winter and annual domestic hot-water supply simultaneously Unit becomes the developing focus of each main air-conditioning supplier, and in recent years, respective trilogy supply heat pump is designed in many company's exploitations Unit, the number that form contains heat exchanger according to refrigerant system can be divided into trilogy supply double heat exchanger heat pump unit, three For three exchanger heat pump assemblys, the more exchanger heat pump assemblys of trilogy supply.
Referring to Fig.1, shown in 2, which includes being mounted on outdoor outer machine 100 and being mounted on Indoor plate heat exchanger 1, fan coil 2, floor heating 3, water tank 4；The outer machine 100 includes compressor 5, four-way valve 6, fin Heat exchanger 7, liquid storage device 8, four-way valve 6 are provided with D interface, C interface, S interface and E interface, and the outlet of compressor 5 and D interface connect It connects, import is connect with S interface；The both ends of finned heat exchanger 7 are connect with C interface and liquid storage device 8 respectively, the inlet of liquid storage device 8 81 and the pipeline that is connect with finned heat exchanger 7 of liquid outlet 82 on be provided with check valve 10；Tube side runner 11 in plate heat exchanger 1 Both ends connect respectively with E interface and liquid storage device 8, what the inlet 81 and liquid outlet 82 of liquid storage device 8 were connect with plate heat exchanger 1 Check valve 10 is provided on pipeline.Unit in order to realize heating, refrigeration, preparation domestic hot-water, heating and prepare simultaneously Domestic hot-water, refrigeration and the function of preparing domestic hot-water simultaneously, one of heat exchanger have to and domestic hot-water's heat exchanger It shares.And to realize above-mentioned five functions, this will cause unit water system extremely complex, therefore this kind of double heat exchanger trilogy supply Heat pump unit is not particularly suited in unit family.
Referring to shown in Fig. 3, the more exchanger heat pump assemblys of the trilogy supply include compressor 1, liquid storage device 18, flow controller 17, the One four-way valve 2, the second four-way valve 5, third four-way valve 6, First Heat Exchanger 7, the second heat exchanger 3, third heat exchanger the 9, the 4th change Hot device 8, the first check valve 10, second one-way valve 4, third check valve 14, the 4th check valve 12, the 5th check valve the 16, the 6th are single To valve 13, the first control valve 22, the second control valve 24, third control valve 15, the 4th control valve 11, first pump 21, second pump 23, The 19, the 4th pump 20 of third pump, these components can have been connected form five refrigerant circulation loops by pipeline.The unit water System is simpler, but refrigerant system is complicated, and refrigeration ancillary equipment is more, at high cost.
Referring to shown in Fig. 4, the domestic hot-water of the three exchanger heat pump assembly of trilogy supply is placed in compressor and four with heat exchanger Between logical reversal valve, unit mainly includes refrigeration compressor 1, four way solenoid valve 3, throttle mechanism 8.1-8.2, heat-exchangers of the plate type 2, finned type heat exchanger 5, blower 4, shell and tube heat exchanger 9, two-way electromagnetic valve 6.1-6.4, high-pressure refrigerant storage tank 7, low Compression refrigerant storage tank 10 is connected with copper tube between above-mentioned each component.The system is in conventional two-piece compressor of air conditioner and four-way Increase domestic hot-water's heat exchanger between reversal valve, refrigerant system is simpler, Yi Shixian.And due to newly-increased hot water heat exchanger It is placed between compressor and four-way reversing valve, this is easy to that four-way reversing valve band liquid is caused to switch, and some liquid refrigerant has can Plunger shaft can be entered by high-pressure air duct, since four-way valve has resistance, the meeting under pressure drop when liquid refrigerant passes through four-way valve Gas is flashed to, so as to cause the fluctuation of pressure, causes four-way reversing valve irregular working.And when four-way reversing valve commutates, The hydraulic shock of liquid refrigerant may cause the damage of piston element.In addition, domestic hot-water is only used to prepare life with heat exchanger Hot water living, heat exchanger utilization rate are low.
Referring to Figure 5, which is commutated using multiple two-port valves, triple valve instead of four-way Valve, unit mainly include compressor, evaporator and expansion valve, and the outlet of the compressor 1 is equipped with a three-way electromagnetic valve 2, and three The outlet of two outlet one heat regenerators 3 of each connection of way solenoid valve 2 and a condensation evaporation double purpose device 4, heat regenerator 3 is equipped with one Two way solenoid valves 5, two way solenoid valves 5 connect a high pressure liquid storage cylinder 6, a heating water return 15 are additionally provided on heat regenerator 3, in heat A pipeline 7 is drawn on access between recover 3 and two way solenoid valves 5 is connected to the dual-purpose with condensation evaporation of three-way electromagnetic valve 2 The exit that device 4 connects, is additionally provided with a three-way electromagnetic valve 8 between three-way electromagnetic valve 2 and condensation evaporation double purpose device 4, condenses It evaporating double purpose device 4 and is equipped with adjusting fan 17, the other end of condensation evaporation double purpose device 4 is also connect with high pressure fluid reservoir 6, and It is in parallel between condensation evaporation double purpose device 4 and high pressure fluid reservoir 6 to be equipped with an expansion valve 9 and a check-valves 10, on high pressure fluid reservoir 6 Two way solenoid valves 11 are also drawn, an expansion valve 12, the outlet and steaming of expansion valve 12 are connected in the exit of two way solenoid valves 11 Hair device 13 is connected, and evaporator 13 is equipped with a chilled water circuit 16, and an air return cylinder 14, and three are connected in the outlet of evaporator 13 Another outlet of way solenoid valve 8 is also connect with air return cylinder 14, and the outlet of air return cylinder 14 and the import of compressor 1 are connected.Such Trilogy supply heat pump unit substitutes four-way reversing valve using multiple two-port valves, triple valve, to effectively avoid four-way reversing valve in Fig. 4 The problem of, but refrigerant system complexity, problem at high cost are introduced simultaneously.In addition, such trilogy supply heat pump unit domestic hot-water Only be used to prepare domestic hot-water with heat exchanger, the low problem of heat exchanger utilization rate there are still.
Referring to shown in Fig. 6, the domestic hot-water's heat exchanger and four-way reversing valve of the three exchanger heat pump assembly of trilogy supply are simultaneously Connection, unit mainly include compressor 100, First Heat Exchanger 200, the second heat exchanger 500, third heat exchanger 400, four-way valve 300, At least one throttling set and multiple fairings.Referring to shown in Fig. 7, the domestic hot-water of the three exchanger heat pump assembly of trilogy supply It is placed between four-way reversing valve and expansion valve with heat exchanger, unit mainly includes compressor 1, four-way valve 2, double-pipe condenser 3, section Flow capillary 11, outdoor finned tube exchanger 4, indoor finned tube exchanger 5, water tank 12, solar thermal collector composition 13.
Above-mentioned two classes trilogy supply heat pump unit structure is relatively easy, advantage of lower cost, while can be good at solving Fig. 4 The problem of middle four-way reversing valve.But its domestic hot-water is only used to prepare with heat exchanger domestic hot-water, and heat exchanger utilization rate is low to ask Topic is still unresolved.
Summary of the invention
The purpose of the present invention is to provide a kind of energy conservations, high utilization rate, simple and compact, suitable for unit family heat pump machine Group, it has the function of refrigeration, heating, preparation domestic hot-water simultaneously, to solve the above problems.
To achieve the above object, the present invention provides a kind of household trilogy supply heat pump units, including refrigerant system and water System, the refrigerant system is mainly by compressor, four-way reversing valve, finned heat exchanger, double pipe heat exchanger, plate-type heat-exchange Device, electric expansion valve, solenoid valve, triple valve, check valve composition, in which:
The exhaust pipe of the compressor is connect with the air inlet pipe of the four-way reversing valve, the air inlet pipe of the compressor and institute State the exhaust pipe connection of four-way reversing valve；Two-way pipeline is connected by threeway in another channel of the four-way reversing valve, wherein the It is connected all the way by solenoid valve one with the finned heat exchanger；Second tunnel passes through triple valve one, solenoid valve two and described sleeve pipe Formula heat exchanger is connected, and collects by triple valve two with the first via；Pipeline and the check valve, the liquid storage device, institute after collecting It is connected to state device for drying and filtering, the electric expansion valve, it is rear to pass through threeway connection two-way pipeline；The first via passes through solenoid valve three and institute It states plate heat exchanger to be connected, the second tunnel is connected by triple valve two, with described sleeve pipe formula heat exchanger, by solenoid valve two, threeway Valve one collects with the first via；Pipeline after collecting is connect through the four-way reversing valve with the compressor inlet；
Further, the compressor is frequency-changeable compressor, for by the refrigerant gas boil down to high temperature of low-temp low-pressure The gas of high pressure, and the change by becoming motor speed realization refrigerant mass fluxes, the form of the compressor includes piston Formula, rotator type, vortex, centrifugal, screw.
Further, the refrigerant of the finned heat exchanger and outdoor air exchange heat, and evaporator can be both served as, to be System additional heat；Condenser can be served as again, and the extra heat of system is discharged, refrigerant can also be used in and water, soil heat exchange, The form of the finned heat exchanger includes board-like, tubular type, inflation type.
Further, described sleeve pipe formula heat exchanger is mainly for the preparation of domestic hot-water, and auxiliary preparation heating/for cold water, both Evaporator can be served as, cooling supply cold water is prepared；Condenser, preparation domestic hot-water and heating hot water, described sleeve pipe can be served as again The form of formula heat exchanger includes shell-tube type, bushing type, board-like.
Further, the plate heat exchanger is used to prepare heating/for cold water, can both serve as evaporator, prepares cooling supply Cold water；Condenser can be served as again, and preparation heating hot water, the form of the plate heat exchanger includes board-like, tubular type.
Further, the triple valve changes the finned heat exchanger and described sleeve pipe formula heat exchanger, described sleeve pipe formula Hot device is in parallel with the plate heat exchanger, and the triple valve can be replaced by multiple solenoid valves, check valve.
Further, the liquid refrigerant of high temperature and pressure is successively passed through the liquid storage device, the drying by the check valve Filter, the electric expansion valve, the check valve can be replaced solenoid valve.
The water system include hot water supply system, heating/for chilled water system, constant pressure supply water system, in which:
The hot water supply system be connected by the ball valve one, the water pump one, the motor-driven valve once water lines and At；The heating/for chilled water system is by the water pump one, motor-driven valve two, the water pump two, the motor-driven valve four, described Motor-driven valve five, the y-type filter, the ball valve two, the motor-driven valve the six channels water lines are connected；The constant pressure supply water System is formed by connecting by the motor-driven valve three and its water lines.
Further, the ball valve remains open state, closes in unit maintenance process.
Further, the constant pressure supply water system, when unit water system pressure is lower than tap water pipe network pressure, motor-driven valve Three open, system water supplement.
By the opening and closing of control valve and the start and stop of water pump, the switching of 4 kinds of water system operational modes may be implemented.
Mode one, when unit only prepares domestic hot-water, water pump one, motor-driven valve one open；
Mode two, when unit only prepares heating hot water/cooling supply cold water, single condenser/single evaporator: hot water supply system Water pump one, motor-driven valve one are closed；Heating/opened for chilled water system water pump two, motor-driven valve four or motor-driven valve five；
Mode three, when unit only prepares heating hot water/cooling supply cold water, double-condenser/double evaporators: hot water supply system Water pump one is opened, motor-driven valve one is closed；Heating/for chilled water system motor-driven valve two, water pump two, motor-driven valve four or motor-driven valve five, electricity Dynamic valve six is opened；
Mode four, when unit simultaneously prepare domestic hot-water, heating hot water/cooling supply cold water when, hot water supply system's water pump one, Motor-driven valve one is opened；Heating/opened for chilled water system water pump two, motor-driven valve four or motor-driven valve five.
By control refrigerant, the different opening and closings of valve in waterway tube road and the start and stop of water pump, 15 may finally be realized The switching of kind operational mode.
1. when solenoid valve one, two, three is opened；Triple valve one, two is connected upwards；Water pump one, two is opened；Motor-driven valve one, four It opens；Ball valve one, two is opened, which can realize fan coil refrigeration (double-condenser) and prepare simultaneously The function of domestic hot-water.
2. when solenoid valve two, three is opened；Triple valve one, two is connected upwards；Water pump one, two is opened；Motor-driven valve one, four dozen It opens；Ball valve one, two is opened, which can realize fan coil refrigeration (single condenser) and prepare life simultaneously The function of hot water living.
3. when solenoid valve one, two, three is opened；Triple valve one, two is connected upwards；Water pump one, two is opened；Motor-driven valve one, five It opens；Ball valve one, two is opened, which can realize floor heating radiation refrigeration (double-condenser) and prepare simultaneously The function of domestic hot-water.
4. when solenoid valve two, three is opened；Triple valve one, two is connected upwards；Water pump one, two is opened；Motor-driven valve one, five dozen It opens；Ball valve one, two is opened, which can realize floor heating radiation refrigeration (single condenser) and prepare life simultaneously The function of hot water living.
5. when solenoid valve one, three is opened；Triple valve one, two is connected upwards；Water pump two is opened；Motor-driven valve four is opened；Ball valve One, it two opens, which can realize the function of fan coil refrigeration (single evaporator).
6. when solenoid valve one, two, three is opened；Triple valve one, two is connected downwards；Water pump one, two is opened；Motor-driven valve two, four, Six open；Ball valve one, two is opened, which can realize the function of fan coil refrigeration (double evaporators).
7. when solenoid valve one, three is opened；Triple valve one, two is connected upwards；Water pump two is opened；Motor-driven valve five is opened；Ball valve One, it two opens, which can realize the function of flooring radiative cooling (single evaporator).
8. when solenoid valve one, two, three is opened；Triple valve one, two is connected downwards；Water pump one, two is opened；Motor-driven valve two, five, Six open；Ball valve one, two is opened, which can realize the function of flooring radiative cooling (double evaporators).
9. when solenoid valve one, two is opened；Triple valve one, two is connected downwards；Water pump one is opened；Motor-driven valve one is opened；Ball valve One, it two opens, which can realize the function of preparation domestic hot-water.
10. when solenoid valve one, two, three is opened；Triple valve one, two is connected downwards；Water pump one, two is opened；Motor-driven valve one, four It opens；Ball valve one, two is opened, which can realize fan coil heating and prepare domestic hot-water's simultaneously Function.
11. when solenoid valve one, two, three is opened；Triple valve one, two is connected downwards；Water pump one, two is opened；Motor-driven valve one, five It opens；Ball valve one, two is opened, which can realize flooring radiation heating and prepare domestic hot-water's simultaneously Function.
12. when solenoid valve one, two, three is opened；Triple valve one, two is connected downwards；Water pump one, two is opened；Motor-driven valve two, Four, it six opens；Ball valve one, two is opened, which can realize the function of fan coil heating (double-condenser) Energy.
13. when solenoid valve one, three is opened；Triple valve one, two is connected downwards；Water pump two is opened；Motor-driven valve four is opened；Ball valve One, it two opens, which can realize the function of fan coil heating (single condenser).
14. when solenoid valve one, two, three is opened；Triple valve one, two is connected downwards；Water pump one, two is opened；Motor-driven valve two, Five, it six opens；Ball valve one, two is opened, which can realize the function of flooring radiation heating (double-condenser) Energy.
15. when solenoid valve one, three is opened；Triple valve one, two is connected downwards；Water pump two is opened；Motor-driven valve five is opened；Ball valve One, it two opens, which can realize the function of flooring radiation heating (single condenser).
Beneficial effects of the present invention are as follows:
A tractor serves several purposes can be achieved in the present invention, no matter considers from initial cost or operating cost, all has great advantage.
The present invention improves utilization rate of equipment and installations, solves that the spring, the limitation of autumn air conditioner, utilization rate of equipment and installations is not high asks Topic.
The present invention has recycled the valuable condenser heat in part in air-conditioning system, on the one hand reduces the energy wave in system Take, on the other hand alleviates environmental thermal pollution situation caused by condensation heat direct emission.
For the present invention under only for warm/cooling mode, double pipe heat exchanger and plate heat exchanger are provided commonly for preparation heating/confession Cold water, heat exchanger heat exchange area increase, and heat transfer temperature difference reduces, and heat pump unit operational efficiency is high.
Present invention heating/supply water for chilled water system and divide two-way, is separately connected fan coil, floor coil water unit, heats Shi Jike is heated with blowing hot-air, and can be heated with radiation floor；Can not only blow a cold wind over cooling supply when cooling supply, but also can be supplied with radiation floor It is cold, people's diversification thermal comfort demand can be met.
The present invention is mounted on outdoor, the refrigerant line not harm into interior, there is no leakage of refrigerant to personnel.
Detailed description of the invention
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural schematic diagram of the first trilogy supply double heat exchanger heat pump unit in the prior art.
Fig. 2 is the structural schematic diagram of second of trilogy supply double heat exchanger heat pump unit in the prior art.
Fig. 3 is a kind of structural schematic diagram of the more exchanger heat pump assemblys of trilogy supply in the prior art.
Fig. 4 is the structural schematic diagram of the first three exchanger heat pump assembly of trilogy supply in the prior art.
Fig. 5 is the structural schematic diagram of second of three exchanger heat pump assembly of trilogy supply in the prior art.
Fig. 6 is the structural schematic diagram of the third three exchanger heat pump assembly of trilogy supply in the prior art.
Fig. 7 is the structural schematic diagram of the 4th kind of three exchanger heat pump assembly of trilogy supply in the prior art.
Fig. 8 is a kind of structure principle chart of household trilogy supply heat pump unit of the invention.
Fig. 9 is that a kind of household trilogy supply heat pump unit of the invention is freezed (double-condenser) in fan coil and prepared simultaneously Working principle diagram when domestic hot-water.
Figure 10 is that a kind of household trilogy supply heat pump unit of the invention is freezed (single condenser) in fan coil and made simultaneously Working principle diagram when standby domestic hot-water.
Figure 11 is that a kind of household trilogy supply heat pump unit of the invention is made in floor heating radiation refrigeration (double-condenser) and simultaneously Working principle diagram when standby domestic hot-water.
Figure 12 is that a kind of household trilogy supply heat pump unit of the invention is made in floor heating radiation refrigeration (single condenser) and simultaneously Working principle diagram when standby domestic hot-water.
Figure 13 is that a kind of household trilogy supply heat pump unit of the invention is former in the work of fan coil refrigeration (single evaporator) Reason figure.
Figure 14 is a kind of work of household trilogy supply heat pump unit of the invention when fan coil freezes (double evaporators) Schematic diagram.
Figure 15 is a kind of work of household trilogy supply heat pump unit of the invention at flooring radiative cooling (single evaporator) Schematic diagram.
Figure 16 is a kind of work of household trilogy supply heat pump unit of the invention at flooring radiative cooling (double evaporators) Schematic diagram.
Figure 17 is a kind of working principle diagram of household trilogy supply heat pump unit of the invention when preparing domestic hot-water.
Figure 18 is that a kind of household trilogy supply heat pump unit of the invention heats in fan coil and prepares domestic hot-water simultaneously When working principle diagram.
Figure 19 is that a kind of household trilogy supply heat pump unit of the invention heats in flooring radiation and prepares domestic hot-water simultaneously When working principle diagram.
Figure 20 is a kind of work of household trilogy supply heat pump unit of the invention when fan coil heats (double-condenser) Schematic diagram.
Figure 21 is a kind of work of household trilogy supply heat pump unit of the invention when fan coil heats (single condenser) water Make schematic diagram.
Figure 22 is a kind of work of household trilogy supply heat pump unit of the invention when flooring radiation heats (double-condenser) Schematic diagram.
Figure 23 is a kind of work of household trilogy supply heat pump unit of the invention when flooring radiation heats (single condenser) Schematic diagram.
Figure label: 1- frequency-changeable compressor, 2- four-way reversing valve, 3- finned heat exchanger, 4- double pipe heat exchanger, 5- plate Formula heat exchanger, 6- liquid storage device, 7- device for drying and filtering, 8- electric expansion valve, 9- solenoid valve one, 10- solenoid valve two, 11- solenoid valve Three, 12- triple valve one, 13- triple valve two, 14- check valve one, 15- check valve two, 16- check valve three, 17- check valve four, 18- water pump one, 19- water pump two, 20- motor-driven valve one, 21- motor-driven valve two, 22- motor-driven valve three, 23- motor-driven valve four, 24- motor-driven valve Five, 25- motor-driven valve six, 26- ball valve one, 27- ball valve two, 28-Y type filter.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
In order to make the present invention realize technological means, creation characteristic, realization function be easy to understand, below with reference to tool Body diagram, the present invention is further explained.
As shown in figure 8, in the embodiment, a kind of household trilogy supply heat pump unit includes refrigerant system and water system.
Refrigerant system is mainly by frequency-changeable compressor 1, four-way reversing valve 2, triple valve 1, solenoid valve 1, solenoid valve two 10, solenoid valve 3 11, finned heat exchanger 3, double pipe heat exchanger 4, plate heat exchanger 5, triple valve 2 13, liquid storage device 6, drying Filter 7, electric expansion valve 8, check valve 1, check valve 2 15, check valve 3 16, check valve 17 are connected through refrigerant line Connect composition.
Water system include hot water supply system, heating/for chilled water system, constant pressure supply water system.
Hot water supply system is connected by ball valve 1, water pump 1, motor-driven valve 1 through water lines, and water quality is certainly Water.
Heating/for chilled water system by water pump 1, motor-driven valve 2 21, water pump 2 19, motor-driven valve 4 23, motor-driven valve 5 24, Y Type filter 28, ball valve 2 27, motor-driven valve 6 25 are connected through water lines, and water quality is soft water.
Constant pressure supply water system is formed by connecting by motor-driven valve 3 22 and its water lines.
The present embodiment can pass through four-way reversing valve 2, solenoid valve 1, solenoid valve 2 10, solenoid valve 3 11, triple valve one 12, triple valve 2 13, motor-driven valve 1, motor-driven valve 2 21, motor-driven valve 3 22, motor-driven valve 4 23, motor-driven valve 5 24, motor-driven valve six 25, domestic hot-water, heating hot water, cooling supply cold water, domestic hot-water and simultaneously are realized in the adjusting of water pump 1, water pump 2 19 respectively Heat hot water, domestic hot-water and the function of cooling supply cold water simultaneously, reaches a tractor serves several purposes.
As shown in figure 9, when unit is when fan coil freezes (double-condenser) and prepares domestic hot-water's mode operation simultaneously, Solenoid valve 1, solenoid valve 2 10, solenoid valve 3 11 are opened；Triple valve 1, triple valve 2 13 are connected upwards；Water pump 1, water Pump 2 19 unlatchings；Motor-driven valve 1, motor-driven valve 4 23 are opened；Ball valve 1, ball valve 2 27 remain open state.Its work It is as follows to make principle: low temperature low pressure gas refrigerant is changed by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor through four-way Divide to valve 2 for two-way.First via high-temperature high-pressure gas refrigerant flows into finned heat exchanger 3 through solenoid valve 1, and heat is released It is put into environment and is condensed into normal temperature high voltage liquid refrigerant.Second road high-temperature high-pressure gas refrigerant through triple valve 1, Solenoid valve 2 10 flows into double pipe heat exchanger 4, rejects heat in hot water supply system and is condensed into normal temperature high voltage liquid Cryogen, therefore domestic hot-water's temperature increases.Second road normal temperature high voltage liquid refrigerant is normal through triple valve 2 13 and the first via Warm high pressure liquid refrigerant collects, and flows into electric expansion valve 8 through check valve 1, liquid storage device 6, device for drying and filtering 7, swollen through electronics Swollen valve 8 becomes low-temp low-pressure gas-liquid two-phase body after throttling, and flows into plate heat exchanger 5 by check valve 3 16 and from cooling supply water system Heat absorption is evaporated to the gas refrigerant of low-temp low-pressure in system, therefore cooling supply cold water temperature reduces.Low-temperature low-pressure refrigerant gas warp Solenoid valve 3 11, four-way reversing valve 2 return in compressor.Domestic hot-water is flowed out from boiler flows into bushing type through ball valve 1 In heat exchanger 4, after absorbing the heat that high-temperature high-pressure gas refrigerant is released, flowed into boiler through water pump 1, motor-driven valve 20. Cooling supply cold water flows into plate heat exchanger 5 from outflow in fan coil through y-type filter 28, ball valve 2 27, rejects heat to In low-temp low-pressure gas-liquid two-phase cold-producing medium, flowed into fan coil by water pump 2 19, motor-driven valve 4 23.Refrigerant, water system It is recycled with this, the tap water in continuous heating domestic hot water's system and constantly cooling are for the soft water in chilled water system.At this point, unit Come heating domestic hot water, systematic energy efficiency ratio greatly improves the part waste heat generated when using refrigeration.
As shown in Figure 10, when unit freezes (single condenser) in fan coil and prepares domestic hot-water's mode operation simultaneously When, solenoid valve 2 10, solenoid valve 3 11 are opened；Triple valve 1, triple valve 2 13 are connected upwards；Water pump 1, water pump 2 19 It opens；Motor-driven valve 1, motor-driven valve 4 23 are opened；Ball valve 1, ball valve 2 27 remain open state.Its working principle It is as follows: low temperature low pressure gas refrigerant by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, through four-way reversing valve 2, Triple valve 1, solenoid valve 2 10 flow into double pipe heat exchanger 4, reject heat in hot water supply system and are condensed into Normal temperature high voltage liquid refrigerant, therefore domestic hot-water's temperature increases.Normal temperature high voltage liquid refrigerant is through triple valve 2 13, check valve One 14, liquid storage device 6, device for drying and filtering 7 flow into electric expansion valve 8, become low-temp low-pressure gas-liquid two after the throttling of electric expansion valve 8 Xiang Ti is flowed into plate heat exchanger 5 by check valve 3 16 and heat absorption is evaporated to the gas of low-temp low-pressure from for chilled water system Refrigerant, therefore cooling supply cold water temperature reduces.Low-temperature low-pressure refrigerant gas returns to pressure through solenoid valve 3 11, four-way reversing valve 2 In contracting machine.Domestic hot-water flows into double pipe heat exchanger 4 from outflow in boiler through ball valve 1, absorbs high temperature and high pressure gas system After the heat that cryogen is released, flowed into boiler through water pump 1, motor-driven valve 20.Cooling supply cold water is flowed out from fan coil through Y Type filter 28, ball valve 2 27 flow into plate heat exchanger 5, reject heat in low-temp low-pressure gas-liquid two-phase cold-producing medium, after It is flowed into fan coil through water pump 2 19, motor-driven valve 4 23.Refrigerant, water system are recycled with this, continuous heating domestic hot water system Tap water and constantly cooling in system is for the soft water in chilled water system.At this point, unit makes full use of the whole generated when refrigeration useless It abandons heat and carrys out heating domestic hot water, systematic energy efficiency ratio significantly improves.
As shown in figure 11, domestic hot-water's mode operation is prepared in flooring radiative cooling (double-condenser) and simultaneously when unit When, solenoid valve 1, solenoid valve 2 10, solenoid valve 3 11 are opened；Triple valve 1, triple valve 2 13 are connected upwards；Water pump one 18, water pump 2 19 is opened；Motor-driven valve 1, motor-driven valve 5 24 are opened；Ball valve 1, ball valve 2 27 remain open shape State.Its working principles are as follows: low temperature low pressure gas refrigerant is by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, Divide through four-way reversing valve 2 for two-way.First via high-temperature high-pressure gas refrigerant flows into finned heat exchanger 3 through solenoid valve 1, It rejects heat in environment and is condensed into normal temperature high voltage liquid refrigerant.Second road high-temperature high-pressure gas refrigerant is through threeway Valve 1, solenoid valve 2 10 flow into double pipe heat exchanger 4, reject heat in hot water supply system and are condensed into room temperature High pressure liquid refrigerant, therefore domestic hot-water's temperature increases.Second road normal temperature high voltage liquid refrigerant is through triple valve 2 13 and Normal temperature high voltage liquid refrigerant collects all the way, flows into electric expansion valve 8, warp through check valve 1, liquid storage device 6, device for drying and filtering 7 Electric expansion valve 8 becomes low-temp low-pressure gas-liquid two-phase body after throttling, and flows into plate heat exchanger 5 and from confession by check valve 3 16 Heat absorption is evaporated to the gas refrigerant of low-temp low-pressure in chilled water system, therefore cooling supply cold water temperature reduces.Low-temperature low-pressure refrigerant Gas returns in compressor through solenoid valve 3 11, four-way reversing valve 2.Domestic hot-water is flowed out from boiler to be flowed into through ball valve 1 In double pipe heat exchanger 4, after absorbing the heat that high-temperature high-pressure gas refrigerant is released, heat is flowed into through water pump 1, motor-driven valve 20 In water tank.Cooling supply cold water flows into plate heat exchanger 5 from outflow in the coil pipe of floor through y-type filter 28, ball valve 2 27, by heat It is discharged into low-temp low-pressure gas-liquid two-phase cold-producing medium, is flowed into the coil pipe of floor by water pump 2 19, motor-driven valve 5 24.Refrigerant, Water system is recycled with this, and the tap water in continuous heating domestic hot water's system and constantly cooling are for the soft water in chilled water system.This When, come heating domestic hot water, systematic energy efficiency ratio greatly improves the part waste heat generated when unit is using refrigeration.
As shown in figure 12, domestic hot-water's mode operation is prepared in flooring radiative cooling (single condenser) and simultaneously when unit When, solenoid valve 2 10, solenoid valve 3 11 are opened；Triple valve 1, triple valve 2 13 are connected upwards；Water pump 1, water pump 2 19 It opens；Motor-driven valve 1, motor-driven valve 5 24 are opened；Ball valve 1, ball valve 2 27 remain open state.Its working principle It is as follows: low temperature low pressure gas refrigerant by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, through four-way reversing valve 2, Triple valve 1, solenoid valve 2 10 flow into double pipe heat exchanger 4, reject heat in hot water supply system and are condensed into Normal temperature high voltage liquid refrigerant, therefore domestic hot-water's temperature increases.Normal temperature high voltage liquid refrigerant is through triple valve 2 13, check valve One 14, liquid storage device 6, device for drying and filtering 7 flow into electric expansion valve 8, become low-temp low-pressure gas-liquid two after the throttling of electric expansion valve 8 Xiang Ti is flowed into plate heat exchanger 5 by check valve 3 16 and heat absorption is evaporated to the gas of low-temp low-pressure from for chilled water system Refrigerant, therefore cooling supply cold water temperature reduces.Low-temperature low-pressure refrigerant gas returns to pressure through solenoid valve 3 11, four-way reversing valve 2 In contracting machine.Domestic hot-water flows into double pipe heat exchanger 4 from outflow in boiler through ball valve 1, absorbs high temperature and high pressure gas system After the heat that cryogen is released, flowed into boiler through water pump 1, motor-driven valve 20.Cooling supply cold water is flowed out from the coil pipe of floor through Y Type filter 28, ball valve 2 27 flow into plate heat exchanger 5, reject heat in low-temp low-pressure gas-liquid two-phase cold-producing medium, after It is flowed into the coil pipe of floor through water pump 2 19, motor-driven valve 5 24.Refrigerant, water system are recycled with this, continuous heating domestic hot water system Tap water and constantly cooling in system is for the soft water in chilled water system.At this point, unit makes full use of the whole generated when refrigeration useless It abandons heat and carrys out heating domestic hot water, systematic energy efficiency ratio significantly improves.
As shown in figure 13, when unit fan coil freeze (single evaporator) mode operation when, solenoid valve 1, solenoid valve 3 11 open；Water pump 2 19 is opened；Motor-driven valve 4 23 is opened；Ball valve 1, ball valve 2 27 remain open state.Its work It is as follows to make principle: low temperature low pressure gas refrigerant is changed by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor through four-way It is flowed into finned heat exchanger 3 to valve 2, solenoid valve 1, rejects heat in environment and be condensed into normal temperature high voltage liquid system Cryogen.Normal temperature high voltage liquid refrigerant flows into electric expansion valve 8 through check valve 1, liquid storage device 6, device for drying and filtering 7, through electronics Expansion valve 8 becomes low-temp low-pressure gas-liquid two-phase body after throttling, and flows into plate heat exchanger 5 and from for cold water by check valve 3 16 Heat absorption is evaporated to the gas refrigerant of low-temp low-pressure in system, therefore cooling supply cold water temperature reduces.Low-temperature low-pressure refrigerant gas It is returned in compressor through solenoid valve 3 11, four-way reversing valve 2.Cooling supply cold water is flowed out from fan coil through y-type filter 28, ball Valve 2 27 flows into plate heat exchanger 5, rejects heat in low-temp low-pressure gas-liquid two-phase cold-producing medium, by water pump 2 19, electricity Dynamic valve 4 23 flows into fan coil.Refrigerant, water system are recycled with this, constantly cooling for the soft water in chilled water system.
As shown in figure 14, when unit fan coil freeze (double evaporators) mode operation when, solenoid valve 1, solenoid valve 2 10, solenoid valve 3 11 is opened；Triple valve 1, triple valve 2 13 are connected downwards；Water pump 1, water pump 2 19 are opened；It is electronic Valve 2 21, motor-driven valve 4 23, motor-driven valve 6 25 are opened；Ball valve 1, ball valve 2 27 remain open state.Its work is former Manage as follows: low temperature low pressure gas refrigerant is by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, through four-way reversing valve 2, solenoid valve 1 flows into finned heat exchanger 3, rejects heat in environment and is condensed into normal temperature high voltage liquid refrigerating Agent.Normal temperature high voltage liquid refrigerant flows into electric expansion valve 8 through check valve 1, liquid storage device 6, device for drying and filtering 7, swollen through electronics Swollen valve 8 becomes low-temp low-pressure gas-liquid two-phase body after throttling, by 3 16 points of two-way outflows of check valve.The first via is through triple valve 2 13 It flows into double pipe heat exchanger 4 and absorbs heat from for chilled water system and be evaporated to the gas refrigerant of low-temp low-pressure, therefore cooling supply is cold Coolant-temperature gage, which is reduced in the second tunnel inflow plate heat exchanger 5 and absorbed heat from for chilled water system, is evaporated to the gas refrigeration of low-temp low-pressure Agent, therefore cooling supply cold water temperature reduces.First via low-temperature low-pressure refrigerant gas is through solenoid valve 2 10, triple valve 1 and second Road low-temperature low-pressure refrigerant gas collection, returns in compressor through four-way reversing valve 2.Cooling supply cold water is flowed out from fan coil, By 2 27 points of y-type filter 28, ball valve two-way outflows.The first via flows into double pipe heat exchanger 4 through motor-driven valve 6 25, will be hot Amount is discharged into low-temp low-pressure gas-liquid two-phase cold-producing medium, is flowed out by water pump 1, motor-driven valve 2 21.Second tunnel flows directly into plate It in formula heat exchanger 5, rejects heat in low-temp low-pressure gas-liquid two-phase cold-producing medium, is flowed out by water pump 2 19.The first via and the After two tunnels are collected, flowed into fan coil through motor-driven valve 4 23.Refrigerant, water system are recycled with this, constantly cooling cooling supply water system Soft water in system.
As shown in figure 15, when unit is in flooring radiative cooling (single evaporator) mode operation, solenoid valve 1, solenoid valve 3 11 open；Water pump 2 19 is opened；Motor-driven valve 5 24 is opened；Ball valve 1, ball valve 2 27 remain open state.Its work It is as follows to make principle: low temperature low pressure gas refrigerant is changed by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor through four-way It is flowed into finned heat exchanger 3 to valve 2, solenoid valve 1, rejects heat in environment and be condensed into normal temperature high voltage liquid system Cryogen.Normal temperature high voltage liquid refrigerant flows into electric expansion valve 8 through check valve 1, liquid storage device 6, device for drying and filtering 7, through electronics Expansion valve 8 becomes low-temp low-pressure gas-liquid two-phase body after throttling, and flows into plate heat exchanger 5 and from for cold water by check valve 3 16 Heat absorption is evaporated to the gas refrigerant of low-temp low-pressure in system, therefore cooling supply cold water temperature reduces.Low-temperature low-pressure refrigerant gas It is returned in compressor through solenoid valve 3 11, four-way reversing valve 2.Cooling supply cold water is flowed out from the coil pipe of floor through y-type filter 28, ball Valve 2 27 flows into plate heat exchanger 5, rejects heat in low-temp low-pressure gas-liquid two-phase cold-producing medium, by water pump 2 19, electricity Dynamic valve 5 24 flows into the coil pipe of floor.Refrigerant, water system are recycled with this, constantly cooling for the soft water in chilled water system.
As shown in figure 16, when unit is in flooring radiative cooling (double evaporators) mode operation, solenoid valve 1, solenoid valve 2 10, solenoid valve 3 11 is opened；Triple valve 1, triple valve 2 13 are connected downwards；Water pump 1, water pump 2 19 are opened；It is electronic Valve 2 21, motor-driven valve 4 23, motor-driven valve 6 25 are opened；Ball valve 1, ball valve 2 27 remain open state.Its work is former Manage as follows: low temperature low pressure gas refrigerant is by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, through four-way reversing valve 2, solenoid valve 1 flows into finned heat exchanger 3, rejects heat in environment and is condensed into normal temperature high voltage liquid refrigerating Agent.Normal temperature high voltage liquid refrigerant flows into electric expansion valve 8 through check valve 1, liquid storage device 6, device for drying and filtering 7, swollen through electronics Swollen valve 8 becomes low-temp low-pressure gas-liquid two-phase body after throttling, by 3 16 points of two-way outflows of check valve.The first via is through triple valve 2 13 It flows into double pipe heat exchanger 4 and absorbs heat from for chilled water system and be evaporated to the gas refrigerant of low-temp low-pressure, therefore cooling supply is cold Coolant-temperature gage, which is reduced in the second tunnel inflow plate heat exchanger 5 and absorbed heat from for chilled water system, is evaporated to the gas refrigeration of low-temp low-pressure Agent, therefore cooling supply cold water temperature reduces.First via low-temperature low-pressure refrigerant gas is through solenoid valve 2 10, triple valve 1 and second Road low-temperature low-pressure refrigerant gas collection, returns in compressor through four-way reversing valve 2.Cooling supply cold water is flowed out from the coil pipe of floor, By 2 27 points of y-type filter 28, ball valve two-way outflows.The first via flows into double pipe heat exchanger 4 through motor-driven valve 6 25, will be hot Amount is discharged into low-temp low-pressure gas-liquid two-phase cold-producing medium, is flowed out by water pump 1, motor-driven valve 2 21.Second tunnel flows directly into plate It in formula heat exchanger 5, rejects heat in low-temp low-pressure gas-liquid two-phase cold-producing medium, is flowed out by water pump 2 19.The first via and the After two tunnels are collected, flowed into the coil pipe of floor through motor-driven valve 5 24.Refrigerant, water system are recycled with this, constantly cooling cooling supply water system Soft water in system.
As shown in figure 17, when unit is when preparing domestic hot-water's mode operation, solenoid valve 1, solenoid valve 2 10 are opened；Three Port valve 1, triple valve 2 13 are connected downwards；Water pump 1 is opened；Motor-driven valve 1 is opened；Ball valve 1, valve 2 27 are protected always Hold open state.Its working principles are as follows: low temperature low pressure gas refrigerant is by the gas of 1 boil down to high temperature and pressure of frequency-changeable compressor Cryogen is flowed into double pipe heat exchanger 4 through four-way reversing valve 2, triple valve 1, solenoid valve 2 10, is rejected heat to In hot water supply system and it is condensed into normal temperature high voltage liquid refrigerant, therefore domestic hot-water's temperature increases.Normal temperature high voltage liquid Electric expansion valve 8 is flowed into through triple valve 2 13, check valve 4 17, liquid storage device 6, device for drying and filtering 7, is throttled through electric expansion valve 8 Become low-temp low-pressure gas-liquid two-phase body afterwards, flowed into finned heat exchanger 3 by check valve 2 15 and absorbs heat from outdoor environment It is evaporated to the gas refrigerant of low-temp low-pressure.Low-temperature low-pressure refrigerant gas returns to compression through solenoid valve 1, four-way reversing valve 2 In machine.Domestic hot-water flows into double pipe heat exchanger 4 from outflow in boiler through ball valve 1, absorbs high temperature and high pressure gas refrigeration After the heat that agent is released, flowed into boiler through water pump 1, motor-driven valve 20.Refrigerant, water system are recycled with this, are constantly heated Tap water in hot water supply system.
As shown in figure 18, when unit heats in fan coil and when preparing domestic hot-water's mode operation simultaneously, solenoid valve one 9, solenoid valve 2 10, solenoid valve 3 11 are opened；Triple valve 1, triple valve 2 13 are connected downwards；Water pump 1, water pump 2 19 are opened It opens；Motor-driven valve one 20,4 23 is opened；Ball valve 1, ball valve 2 27 remain open state.Its working principles are as follows: low For warm low-pressure refrigerant gas by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, being divided to through four-way reversing valve 2 is two Road.First via high-temperature high-pressure gas refrigerant flows into plate heat exchanger 5 through solenoid valve 11, rejects heat to heating water system In and be condensed into normal temperature high voltage liquid refrigerant, therefore the hot water temperature that heats increases.Second road high-temperature high-pressure gas refrigerant It is flowed into double pipe heat exchanger 4 through triple valve 1, solenoid valve 2 10, rejects heat in hot water supply system and be condensed At normal temperature high voltage liquid refrigerant, therefore domestic hot-water's temperature increases.Second road normal temperature high voltage liquid refrigerant is through triple valve two 13 collect with first via normal temperature high voltage liquid refrigerant, flow into electronic expansion through check valve 4 17, liquid storage device 6, device for drying and filtering 7 Valve 8, becomes low-temp low-pressure gas-liquid two-phase body after the throttling of electric expansion valve 8, flows into finned heat exchanger 3 by check valve 2 15 In and from outdoor environment heat absorption be evaporated to the gas refrigerant of low-temp low-pressure.Low-temperature low-pressure refrigerant gas is through four-way reversing valve 2 return in compressor.Domestic hot-water flows into double pipe heat exchanger 4 from outflow in boiler through ball valve 1, and it is high to absorb high temperature After the heat that cryogen of calming the anger is released, flowed into boiler through water pump 1, motor-driven valve 20.Hot water heat from fan coil Outflow flows into plate heat exchanger 5 through y-type filter 28, ball valve 2 27, absorbs the heat that high-temperature high-pressure gas refrigerant is released, It is flowed into fan coil by water pump 2 19, motor-driven valve 4 23.Refrigerant, water system are recycled with this, continuous heating domestic hot water The soft water in tap water and heating water system in system.
As shown in figure 19, when unit heats in flooring radiation and when preparing domestic hot-water's mode operation simultaneously, solenoid valve one 9, solenoid valve 2 10, solenoid valve 3 11 are opened；Triple valve 1, triple valve 2 13 are connected downwards；Water pump 1, water pump 2 19 are opened It opens；Motor-driven valve one 20,5 24 is opened；Ball valve 1, ball valve 2 27 remain open state.Its working principles are as follows: low For warm low-pressure refrigerant gas by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, being divided to through four-way reversing valve 2 is two Road.First via high-temperature high-pressure gas refrigerant flows into plate heat exchanger 5 through solenoid valve 11, rejects heat to heating water system In and be condensed into normal temperature high voltage liquid refrigerant, therefore the hot water temperature that heats increases.Second road high-temperature high-pressure gas refrigerant It is flowed into double pipe heat exchanger 4 through triple valve 1, solenoid valve 2 10, rejects heat in hot water supply system and be condensed At normal temperature high voltage liquid refrigerant, therefore domestic hot-water's temperature increases.Second road normal temperature high voltage liquid refrigerant is through triple valve two 13 collect with first via normal temperature high voltage liquid refrigerant, flow into electronic expansion through check valve 4 17, liquid storage device 6, device for drying and filtering 7 Valve 8, becomes low-temp low-pressure gas-liquid two-phase body after the throttling of electric expansion valve 8, flows into finned heat exchanger 3 by check valve 2 15 In and from outdoor environment heat absorption be evaporated to the gas refrigerant of low-temp low-pressure.Low-temperature low-pressure refrigerant gas is through four-way reversing valve 2 return in compressor.Domestic hot-water flows into double pipe heat exchanger 4 from outflow in boiler through ball valve 1, and it is high to absorb high temperature After the heat that cryogen of calming the anger is released, flowed into boiler through water pump 1, motor-driven valve 20.Hot water heat from the coil pipe of floor Outflow flows into plate heat exchanger 5 through y-type filter 28, ball valve 2 27, absorbs the heat that high-temperature high-pressure gas refrigerant is released, It is flowed into the coil pipe of floor by water pump 2 19, motor-driven valve 4 23.Refrigerant, water system are recycled with this, continuous heating domestic hot water The soft water in tap water and heating water system in system.
As shown in figure 20, when unit fan coil heat (double-condenser) mode operation when, solenoid valve 1, solenoid valve 2 10, solenoid valve 3 11 is opened；Triple valve 1, triple valve 2 13 are connected downwards；Water pump 1, water pump 2 19 are opened；It is electronic Valve 2 21, motor-driven valve 4 23, motor-driven valve 6 25 are opened；Ball valve 1, ball valve 2 27 remain open state.Its work is former Manage as follows: low temperature low pressure gas refrigerant is by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, through four-way reversing valve 2 points are two-way.First via high-temperature high-pressure gas refrigerant flows into plate heat exchanger 5 through solenoid valve 11, rejects heat to confession In warm water system and it is condensed into normal temperature high voltage liquid refrigerant, therefore the hot water temperature that heats increases.Second tunnel high temperature and pressure gas Cryogen flows into double pipe heat exchanger 4 through triple valve 1, solenoid valve 2 10, rejects heat in heating water system simultaneously It is condensed into normal temperature high voltage liquid refrigerant, therefore the hot water temperature that heats increases.Second road normal temperature high voltage liquid refrigerant is through three Port valve 2 13 is collected with first via normal temperature high voltage liquid refrigerant, flows into electricity through check valve 4 17, liquid storage device 6, device for drying and filtering 7 Sub- expansion valve 8 becomes low-temp low-pressure gas-liquid two-phase body after the throttling of electric expansion valve 8, flows by check valve 2 15 finned It absorbs heat in heat exchanger 3 and from outdoor environment and is evaporated to the gas refrigerant of low-temp low-pressure.Low-temperature low-pressure refrigerant gas is through four Logical reversal valve 2 returns in compressor.Heating hot water is flowed out from fan coil, by 2 27 points of y-type filter 28, ball valve two-way Outflow.The first via flows into double pipe heat exchanger 4 through motor-driven valve 6 25, absorbs the heat that high-temperature high-pressure gas refrigerant is released, It is flowed out by water pump 1, motor-driven valve 2 21.Second tunnel flows directly into plate heat exchanger 5, absorbs high temperature and high pressure gas refrigeration The heat that agent is released is flowed out by water pump 2 19.After the first via and the second tunnel are collected, fan coil is flowed into through motor-driven valve 4 23 In.Refrigerant, water system are recycled with this, the soft water in continuous heating water system.
As shown in figure 21, when unit fan coil heat (single condenser) mode operation when, solenoid valve 1, solenoid valve 3 11 open；Water pump 2 19 is opened；Motor-driven valve 4 23 is opened；Ball valve 1, ball valve 2 27 remain open state.Its work It is as follows to make principle: low temperature low pressure gas refrigerant is changed by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor through four-way It is flowed into plate heat exchanger 5 to valve 2, solenoid valve 11, reject heat in heating water system and is condensed into normal temperature high voltage liquid Cryogen, therefore the hot water temperature that heats increases.Normal temperature high voltage liquid refrigerant is through check valve 4 17, liquid storage device 6, dry filter Device 7 flows into electric expansion valve 8, becomes low-temp low-pressure gas-liquid two-phase body after the throttling of electric expansion valve 8, flows by check valve 2 15 Enter in finned heat exchanger 3 and absorb heat from outdoor environment and is evaporated to the gas refrigerant of low-temp low-pressure.Low-temperature low-pressure refrigerant Gas returns in compressor through four-way reversing valve 2.Heating hot water is flowed out from fan coil through y-type filter 28, ball valve 2 27 It flows into plate heat exchanger 5, absorbs the heat that high-temperature high-pressure gas refrigerant is released, flowed by water pump 2 19, motor-driven valve 4 23 Enter in fan coil.Refrigerant, water system are recycled with this, the soft water in continuous heating water system.
As shown in figure 22, when unit flooring radiation heat (double-condenser) mode operation when, solenoid valve 1, solenoid valve 2 10, solenoid valve 3 11 is opened；Triple valve 1, triple valve 2 13 are connected downwards；Water pump 1, water pump 2 19 are opened；It is electronic Valve 2 21, motor-driven valve 5 24, motor-driven valve 6 25 are opened；Ball valve 1, ball valve 2 27 remain open state.Its work is former Manage as follows: low temperature low pressure gas refrigerant is by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor, through four-way reversing valve 2 points are two-way.First via high-temperature high-pressure gas refrigerant flows into plate heat exchanger 5 through solenoid valve 11, rejects heat to confession In warm water system and it is condensed into normal temperature high voltage liquid refrigerant, therefore the hot water temperature that heats increases.Second tunnel high temperature and pressure gas Cryogen flows into double pipe heat exchanger 4 through triple valve 1, solenoid valve 2 10, rejects heat in heating water system simultaneously It is condensed into normal temperature high voltage liquid refrigerant, therefore the hot water temperature that heats increases.Second road normal temperature high voltage liquid refrigerant is through three Port valve 2 13 is collected with first via normal temperature high voltage liquid refrigerant, flows into electricity through check valve 4 17, liquid storage device 6, device for drying and filtering 7 Sub- expansion valve 8 becomes low-temp low-pressure gas-liquid two-phase body after the throttling of electric expansion valve 8, flows by check valve 2 15 finned It absorbs heat in heat exchanger 3 and from outdoor environment and is evaporated to the gas refrigerant of low-temp low-pressure.Low-temperature low-pressure refrigerant gas is through four Logical reversal valve 2 returns in compressor.Heating hot water is flowed out from the coil pipe of floor, by 2 27 points of y-type filter 28, ball valve two-way Outflow.The first via flows into double pipe heat exchanger 4 through motor-driven valve 6 25, absorbs the heat that high-temperature high-pressure gas refrigerant is released, It is flowed out by water pump 1, motor-driven valve 2 21.Second tunnel flows directly into plate heat exchanger 5, absorbs high temperature and high pressure gas refrigeration The heat that agent is released is flowed out by water pump 2 19.After the first via and the second tunnel are collected, floor coil pipe is flowed into through motor-driven valve 5 24 In.Refrigerant, water system are recycled with this, the soft water in continuous heating water system.
As shown in figure 23, when unit flooring radiation heat (single condenser) mode operation when, solenoid valve 1, solenoid valve 3 11 open；Water pump 2 19 is opened；Motor-driven valve 5 24 is opened；Ball valve 1, ball valve 2 27 remain open state.Its work It is as follows to make principle: low temperature low pressure gas refrigerant is changed by the gas refrigerant of 1 boil down to high temperature and pressure of frequency-changeable compressor through four-way It is flowed into plate heat exchanger 5 to valve 2, solenoid valve 11, reject heat in heating water system and is condensed into normal temperature high voltage liquid Cryogen, therefore the hot water temperature that heats increases.Normal temperature high voltage liquid refrigerant is through check valve 4 17, liquid storage device 6, dry filter Device 7 flows into electric expansion valve 8, becomes low-temp low-pressure gas-liquid two-phase body after the throttling of electric expansion valve 8, flows by check valve 2 15 Enter in finned heat exchanger 3 and absorb heat from outdoor environment and is evaporated to the gas refrigerant of low-temp low-pressure.Low-temperature low-pressure refrigerant Gas returns in compressor through four-way reversing valve 2.Heating hot water is flowed out from the coil pipe of floor through y-type filter 28, ball valve 2 27 It flows into plate heat exchanger 5, absorbs the heat that high-temperature high-pressure gas refrigerant is released, flowed by water pump 2 19, motor-driven valve 5 24 Enter in the coil pipe of floor.Refrigerant, water system are recycled with this, the soft water in continuous heating water system.
It is to pass through control refrigerant, the opening and closing of the different valves in waterway tube road and water in the embodiment of the present invention above The start and stop of pump, it can be achieved that 15 kinds of operational modes switching.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (10)

1. a kind of household trilogy supply heat pump unit, including refrigerant system and water system, it is characterised in that: the refrigerant system Mainly by compressor, four-way reversing valve, finned heat exchanger, double pipe heat exchanger, plate heat exchanger, electric expansion valve, electromagnetism Valve, triple valve, check valve composition；
The exhaust pipe of the compressor is connect with the air inlet pipe of the four-way reversing valve, the air inlet pipe of the compressor and described four The exhaust pipe connection of logical reversal valve；Two-way pipeline is connected by threeway in another channel of the four-way reversing valve, wherein the first via It is connected by solenoid valve one with the finned heat exchanger；Second tunnel is changed by triple valve one, solenoid valve two and described sleeve pipe formula Hot device is connected, and collects by triple valve two with the first via；It is pipeline after collecting and the check valve, the liquid storage device, described dry Dry filter, the electric expansion valve are connected, rear to connect two-way pipeline by threeway；The first via passes through solenoid valve three and the plate Formula heat exchanger is connected, and the second tunnel is connected by triple valve two, with described sleeve pipe formula heat exchanger, by solenoid valve two, triple valve one Collect with the first via；Pipeline after collecting is connect through the four-way reversing valve with the compressor inlet；
The water system include hot water supply system, heating/for chilled water system, constant pressure supply water system, wherein the domestic hot-water System is connected by the ball valve one, the water pump one, the motor-driven valve once water lines；
The heating/for chilled water system is by the water pump one, motor-driven valve two, the water pump two, the motor-driven valve four, described Motor-driven valve five, the y-type filter, the ball valve two, the motor-driven valve the six channels water lines are connected；
The constant pressure supply water system is formed by connecting by the motor-driven valve three and its water lines.
2. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: the compressor is frequency conversion pressure Contracting machine, for realizing refrigeration by the gas of the refrigerant gas boil down to high temperature and pressure of low-temp low-pressure, and by becoming motor speed The change of agent mass flow, the form of the compressor include piston type, rotator type, vortex, centrifugal, screw.
3. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: the finned heat exchanger Refrigerant and outdoor air exchange heat, and can both serve as evaporator, are system additional heat；Condenser can be served as again, by system Extra heat discharge, refrigerant can also be used in and water, soil heat exchange, and the form of the finned heat exchanger includes board-like, pipe Formula, inflation type.
4. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: described sleeve pipe formula heat exchanger master It is used to prepare domestic hot-water, auxiliary preparation heating/for cold water, evaporator can be both served as, cooling supply cold water is prepared；It can fill again Work as condenser, preparation domestic hot-water and heating hot water, the form of described sleeve pipe formula heat exchanger includes shell-tube type, bushing type, board-like.
5. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: the plate heat exchanger is used for Preparation heating/and for cold water, evaporator can be both served as, cooling supply cold water is prepared；Condenser can be served as again, prepare heating hot water, The form of the plate heat exchanger includes board-like, tubular type.
6. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: the triple valve is by the wing Plate heat interchanger and described sleeve pipe formula heat exchanger, described sleeve pipe formula heat exchanger are in parallel with the plate heat exchanger, the triple valve It can be replaced by multiple solenoid valves, check valve.
7. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: the check valve is by high temperature height The liquid refrigerant of pressure successively passes through the liquid storage device, the device for drying and filtering, the electric expansion valve, and the check valve can replace It is changed to solenoid valve.
8. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: the ball valve remains out State is opened, is closed in unit maintenance process.
9. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: the constant pressure supply water system, When unit water system pressure is lower than tap water pipe network pressure, motor-driven valve three is opened, system water supplement.
10. a kind of household trilogy supply heat pump unit according to claim 1, it is characterised in that: the work of the water system Mode specifically includes following operating mode:
Mode one, when unit only prepares domestic hot-water, water pump one, motor-driven valve one open；
Mode two, when unit only prepares heating hot water/cooling supply cold water, single condenser/single evaporator: hot water supply system's water pump One, motor-driven valve one is closed；Heating/opened for chilled water system water pump two, motor-driven valve four or motor-driven valve five；
Mode three, when unit only prepares heating hot water/cooling supply cold water, double-condenser/double evaporators: hot water supply system's water pump One opens, motor-driven valve one is closed；Heating/for chilled water system motor-driven valve two, water pump two, motor-driven valve four or motor-driven valve five, motor-driven valve Six open；
Mode four, when unit prepares domestic hot-water, heating hot water/cooling supply cold water simultaneously, it is hot water supply system's water pump one, electronic Valve one is opened；Heating/opened for chilled water system water pump two, motor-driven valve four or motor-driven valve five.
CN201910158499.1A 2019-03-01 2019-03-01 Household triple-generation heat pump unit Active CN110017530B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110726198A (en) * 2019-11-04 2020-01-24 大连理工大学 Household domestic wastewater resource utilization device
CN112503724A (en) * 2020-12-01 2021-03-16 广东积微科技有限公司 Air conditioner defrosting control method for reducing failure rate of four-way valve

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Publication number Priority date Publication date Assignee Title
KR20060013738A (en) * 2004-08-09 2006-02-14 권영현 Heat pump type heat and cooling system for feeding steam water
CN205332591U (en) * 2016-01-11 2016-06-22 武汉科技大学 Supplementary air source heat pump's of solar energy trigeminy supplies device
CN207555705U (en) * 2017-09-04 2018-06-29 银川艾尼工业科技开发股份有限公司 A kind of space energy triple supply equipment
CN108954456A (en) * 2018-09-25 2018-12-07 天普新能源科技有限公司 A kind of solar energy heating system and its heating method
CN208332636U (en) * 2018-06-25 2019-01-04 任灏 A kind of air-conditioning being combined with heat exchanger

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Publication number Priority date Publication date Assignee Title
KR20060013738A (en) * 2004-08-09 2006-02-14 권영현 Heat pump type heat and cooling system for feeding steam water
CN205332591U (en) * 2016-01-11 2016-06-22 武汉科技大学 Supplementary air source heat pump's of solar energy trigeminy supplies device
CN207555705U (en) * 2017-09-04 2018-06-29 银川艾尼工业科技开发股份有限公司 A kind of space energy triple supply equipment
CN208332636U (en) * 2018-06-25 2019-01-04 任灏 A kind of air-conditioning being combined with heat exchanger
CN108954456A (en) * 2018-09-25 2018-12-07 天普新能源科技有限公司 A kind of solar energy heating system and its heating method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110726198A (en) * 2019-11-04 2020-01-24 大连理工大学 Household domestic wastewater resource utilization device
CN112503724A (en) * 2020-12-01 2021-03-16 广东积微科技有限公司 Air conditioner defrosting control method for reducing failure rate of four-way valve

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