CN105783239A - Water heater and air conditioner and water heater combined system - Google Patents
Water heater and air conditioner and water heater combined system Download PDFInfo
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- CN105783239A CN105783239A CN201610264341.9A CN201610264341A CN105783239A CN 105783239 A CN105783239 A CN 105783239A CN 201610264341 A CN201610264341 A CN 201610264341A CN 105783239 A CN105783239 A CN 105783239A
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- refrigerant circulation
- water heater
- circulating pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/101—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply
- F24H1/102—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply with resistance
- F24H1/103—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply with resistance with bare resistances in direct contact with the fluid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
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- 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
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/18—Details or features not otherwise provided for combined with domestic apparatus
- F24F2221/183—Details or features not otherwise provided for combined with domestic apparatus combined with a hot-water boiler
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- 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
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
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- 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
Abstract
The invention provides a water heater which comprises a refrigerant circulating pipe, a water circulating pipe and a heat storing and energy storing device; the inlet end of the refrigerant circulating pipe is connected to the exhaust port of a compressor and the outlet end of the refrigerant circulating pipe is connected to the air inlet of the compressor to form a refrigerant circulating loop; the water inlet of the water circulating pipe is connected to a water supply end and the water outlet of the water circulating pipe is connected to a water outlet end to form a water flowing pipeline; and the refrigerant circulating pipe and the water circulating pipe are both arranged in the heat storing and energy storing device, and the heat storing and energy storing device is used for storing heat energy released by a refrigerant and heating water in the water circulating pipe. The invention further provides an air conditioner and water heater combined system. The water heater and the air conditioner and water heater combined system can reduce the volume of the water heater, save indoor space and reduce the mounting cost of indoor electric equipment.
Description
Technical field
The present invention relates to technical field of water heaters, particularly relate to a kind of water heater and air-conditioner and water heater combined system.
Background technology
Water heater generally adopts the thermals source such as combustion gas, electric energy, solar energy that the water in its water tank is heated, and, water heater is typically mounted on the position such as washing room, balcony, owing to the water tank volume of water heater is bigger, the volume making water heater is relatively big, and therefore water heater can occupy bigger use space when mounted.
Summary of the invention
In consideration of it, it is an object of the invention to provide a kind of water heater and air-conditioner and water heater combined system, this water heater adopts the structure of cistern free, reduces the volume of water heater, saves the interior space.
For achieving the above object, the present invention adopts the following technical scheme that
A kind of water heater, including:
Refrigerant circulation pipe, the arrival end of described refrigerant circulation pipe is connected to the air vent of compressor, and the port of export of described refrigerant circulation pipe is connected to the air inlet of compressor, forms refrigerant circulation circuit；
Water-circulating pipe, the water inlet of described water-circulating pipe is connected to for water end (W.E.), and the outlet of described water-circulating pipe is connected to water side, forms water flow pipe；And
Thermal storage and energy accumulation device, described refrigerant circulation pipe and described water-circulating pipe are placed in described thermal storage and energy accumulation device, and described thermal storage and energy accumulation device is for storing the heat energy of coolant release, and the water in described water-circulating pipe is heated.
Wherein in an embodiment, in described thermal storage and energy accumulation device, it is filled with heat-storing material and/or insulation material.
Wherein in an embodiment, described refrigerant circulation pipe arranges with described water-circulating pipe alternating parallel, or described refrigerant circulation pipe arranges with described water-circulating pipe intersecting vertical.
Wherein in an embodiment, also including electric heater unit, described electric heater unit is arranged in described water-circulating pipe, for the water in described water-circulating pipe is heated.
Wherein in an embodiment, described water-circulating pipe is made up of insulant.
Wherein in an embodiment, arrival end and the port of export of described water-circulating pipe are provided with wire netting.
Present invention also offers a kind of air-conditioner and water heater combined system, including: air-conditioner and water heater；
Described air-conditioner includes compressor, outdoor heat exchanger, throttling arrangement, indoor heat exchanger；Described compressor, described outdoor heat exchanger, described throttling arrangement and described indoor heat exchanger circulate connection successively, form the first refrigerant circulation circuit；
Described water heater includes refrigerant circulation pipe, water-circulating pipe and thermal storage and energy accumulation device；Described refrigerant circulation pipe and described water-circulating pipe are placed in described thermal storage and energy accumulation device；
The arrival end of described refrigerant circulation pipe is connected to the air vent of described compressor, and the port of export of described refrigerant circulation pipe is connected to the air inlet of compressor, forms the second refrigerant circulation circuit；The water inlet of described water-circulating pipe is connected to for water end (W.E.), and the outlet of described water-circulating pipe is connected to water side, forms water flow pipe；Described thermal storage and energy accumulation device is for storing the heat energy of coolant release, and the water in described water-circulating pipe is heated.
Wherein in an embodiment, in described thermal storage and energy accumulation device, it is filled with heat-storing material and/or insulation material.
Wherein in an embodiment, also include cross valve；Described cross valve includes four ports, respectively the first port, the second port, the 3rd port and the 4th port, and described first port connects with described second port, and described 3rd port connects with described 4th port；
The arrival end of described refrigerant circulation pipe is connected to the air vent of described compressor, the port of export of described refrigerant circulation pipe is connected to the first port of described cross valve, second port of described cross valve is sequentially connected with the 4th port of described outdoor heat exchanger, described throttling arrangement, described indoor heat exchanger and described cross valve, and the 3rd port of described cross valve is connected to the air inlet of described compressor；
Described first refrigerant circulation circuit for air-conditioner refrigerating/heating and described second refrigerant circulation circuit for hot water preparing overlap.
Wherein in an embodiment, also including cross valve and valve control device, described valve control device includes the first electromagnetic valve, the second electromagnetic valve, the 3rd electromagnetic valve and the 4th electromagnetic valve；
Described cross valve includes four ports, respectively the first port, the second port, the 3rd port and the 4th port, and described first port connects with described second port, and described 3rd port connects with described 4th port；
The air vent of described compressor is sequentially connected with described first electromagnetic valve and the arrival end of described refrigerant circulation pipe, the port of export of described refrigerant circulation pipe is sequentially connected with the 4th port of described second electromagnetic valve and described cross valve, forms the second refrigerant circulation circuit for hot water preparing；
The air vent of described compressor is sequentially connected with the first port of described 3rd electromagnetic valve and described cross valve simultaneously, second port of described cross valve is sequentially connected with the 4th port of described outdoor heat exchanger, described throttling arrangement, described indoor heat exchanger, described 4th electromagnetic valve and described cross valve, forms the first refrigerant circulation circuit for heating/freezing；
3rd port of described cross valve is connected to the air inlet of described compressor.
Wherein in an embodiment, described first electromagnetic valve, described second electromagnetic valve, described 3rd electromagnetic valve and described 4th electromagnetic valve are two-port valve.
Wherein in an embodiment, also including cross valve and valve control device, described valve control device includes the first three-way valve and the second three-way valve；
Described cross valve includes four ports, respectively the first port, the second port, the 3rd port and the 4th port, and described first port connects with described second port, and described 3rd port connects with described 4th port；
The air vent of described compressor connects the first port of described first three-way valve, and the second port of described first three-way valve is sequentially connected with described refrigerant circulation pipe and the second port of described second three-way valve, forms the second refrigerant circulation circuit for hot water preparing；
3rd port of described first three-way valve is connected to the first port of described cross valve, second port of described cross valve is sequentially connected with the 3rd port of described outdoor heat exchanger, described throttling arrangement, described indoor heat exchanger and described second three-way valve, forms the first refrigerant circulation circuit for heating/freezing；
First port of described second three-way valve is connected to the 4th port of described cross valve, and the 3rd port of described cross valve is connected to the air inlet of described compressor.
Wherein in an embodiment, described refrigerant circulation pipe is arranged in parallel with described water-circulating pipe, or described refrigerant circulation pipe arranges with described water-circulating pipe intersecting vertical.
Wherein in an embodiment, also including electric heater unit, described electric heater unit is arranged in described water-circulating pipe, for the water in described water-circulating pipe is heated.
Wherein in an embodiment, described water-circulating pipe is made up of insulant.
Wherein in an embodiment, arrival end and the port of export of described water-circulating pipe are provided with wire netting.
Wherein in an embodiment, the quantity of described water heater is multiple, is arranged in series between multiple described water heaters, or is arranged in parallel between multiple described water heater.
The invention has the beneficial effects as follows:
The water heater of the present invention and air-conditioner and water heater combined system, by adopting the thermal storage and energy accumulation device being filled with heat-storing material to provide thermal source for water heater, it is heated flowing through its internal cold water, it is capable of the Instant heating type heating of water heater, this water heater is without adopting traditional water tank, i.e. this water heater be not provided with the structure for water storage such as water tank, thus reducing the volume of water heater, this water heater is made can concealed to be arranged in ceiling or below bathtub, save the interior space, and without influence on the aesthetic feeling of user's entirety finishing；Meanwhile, by the aerofluxus of employing compressor as one of thermal source so that the utilization of the energy is more abundant, energy-conserving and environment-protective；Further, air-conditioner is formed composition system with water heater, it is possible to reduce the installation cost of indoor electric equipment.
Accompanying drawing explanation
Fig. 1 is the side view of water heater one embodiment of the present invention；
Fig. 2 is the front view of the water heater shown in Fig. 1；
Fig. 3 is the side view of another embodiment of water heater of the present invention；
Fig. 4 is the front view of the water heater shown in Fig. 3；
Fig. 5 is the structured flowchart of the air-conditioner of the embodiment of the present invention one and water heater combined system；
Fig. 6 is the structured flowchart of the air-conditioner of the embodiment of the present invention two and water heater combined system；
Fig. 7 is structural representation during air-conditioner isolated operation in the embodiment shown in Fig. 6；
Fig. 8 is structural representation during water heater isolated operation in the embodiment shown in Fig. 6；
Fig. 9 is air-conditioner and the water heater combined system structural representation when air-conditioner isolated operation of the embodiment of the present invention three；
Figure 10 is air-conditioner and the water heater combined system structural representation when water heater isolated operation of the embodiment of the present invention three.
Detailed description of the invention
In order to make technical scheme clearly, below in conjunction with accompanying drawing, the water heater of the present invention and air-conditioner and water heater combined system are described in further detail.Should be appreciated that specific embodiment described herein is only in order to explain that the present invention is not intended to limit the present invention.It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
As shown in figures 1 and 3, the invention provides a kind of water heater 200, including refrigerant circulation pipe 210, water-circulating pipe 220, electric heater unit 230 and thermal storage and energy accumulation device 240, it is internal that electric heater unit 230 is arranged on water-circulating pipe 220, for the cold water in water-circulating pipe 220 is heated, refrigerant circulation pipe 210 and water-circulating pipe 220 are placed in thermal storage and energy accumulation device 240.Wherein, the arrival end of refrigerant circulation pipe 210 is connected to the air vent of compressor, the port of export of refrigerant circulation pipe 210 is connected to the air inlet of compressor, form refrigerant circulation circuit, namely refrigerant circulation pipe 210 is arranged in series between the air vent of compressor and air inlet, refrigerant circulation pipe 210 can adopt heat exchange coil, to realize coolant heat exchange in water heater.
The water inlet of water-circulating pipe 220 is connected to for water end (W.E.), and the outlet of water-circulating pipe 220 is connected to water side, forms water flow pipe.In the present embodiment, can being the municipal administration network of rivers or subsoil water etc. for water end (W.E.), water side can be any place needing hot water, if water side can be water valve of water valve for kitchen use, washing room etc..
As a kind of embodiment, thermal storage and energy accumulation device 240 can include shell and inner bag, is filled with heat-storing material and/or insulation material, refrigerant circulation pipe 210 and water-circulating pipe 220 and is arranged in inner bag between shell and inner bag.Or, it being filled with insulation material between shell and the inner bag of thermal storage and energy accumulation device 240, inner bag is filled with heat-storing material, refrigerant circulation pipe and water-circulating pipe are arranged in inner bag.Wherein, heat-storing material can be common heat-storing material, it is also possible to phase change heat storage material etc., for storing the heat energy of coolant release, and the water in water-circulating pipe 220 is heated.Certainly, in other embodiments, thermal storage and energy accumulation device 240 can also adopt other to have the device of heat accumulation function.By thermal storage and energy accumulation device, the water in water-circulating pipe 220 is carried out Instant heating type heating, such that it is able to omit the containment structures such as water tank so that the volume of thermal storage and energy accumulation device is significantly less than the volume of water tank, thus reducing the volume of water heater.Due to this thermal storage and energy accumulation device, to have volume little, the features such as pressure-bearing is little, and therefore, the shape of this water heater and height adjustable, consequently facilitating concealed installation is in ceiling or below bathtub.
When the accumulation of heat of thermal storage and energy accumulation device 240 is not enough or thermal storage and energy accumulation device breaks down, electric heater unit 230 is connected to external power supply, and when electric heater unit 230 powers on, the water flowed through in water-circulating pipe is heated by electric heater unit 230.Certainly, electric heater unit 230 can also be constantly in power-up state, so that this water heater can meet the water demand of user at any time.
The operation principle of the water heater of the present embodiment is as follows:
It is internal that the coolant of the High Temperature High Pressure that compressor is discharged enters thermal storage and energy accumulation device 240 by refrigerant circulation pipe 210, and the heat-storing material wherein filled is heated, the heat energy of heat-storing material storage coolant release.When user needs hot water, in thermal storage and energy accumulation device 240, the cold water in the heat energy of storage its internal cool water circulating pipe 220 to flowing through is heated so that flows out hot water from the outlet of cool water circulating pipe 220, meets user's user demand to hot water.When the accumulation of heat of thermal storage and energy accumulation device 240 is not enough to provide enough heat energy, it is possible to open electric heater unit 230 so that the cold water in water-circulating pipe 220 can quickly be heated to reach the needs of user.Or, electric heater unit 230 can also be constantly in the state of unlatching, by adjusting the water inlet flow velocity of water heater so that flow through the water in thermal storage and energy accumulation device 240 and can quickly be heated to meet the demand of user.
Certainly, electric heater unit 230 may also connect to controller, can be arranged to the temperature sensor of detection water temperature in water-circulating pipe 220, and this temperature sensor is also connected to controller.When the water temperature that temperature sensor detects is less than the temperature of user preset, controller controls electric heater unit 230 and opens, and the cold water in water-circulating pipe is heated so that it is quickly meet the demand of user.When the water temperature that temperature sensor detects is more than or equal to the temperature of user preset, controller controls electric heater unit 230 and cuts out.
In one embodiment of the invention, as depicted in figs. 1 and 2, refrigerant circulation pipe 210 and the arrangement of water-circulating pipe 220 alternating parallel so that coolant heat exchange in water heater is uniform.Now, water heater 200 can adopt following current to design, it would however also be possible to employ adopting counter-flow designs, owing to this water heater 200 have employed the thermal storage and energy accumulation device 240 being filled with heat-storing material and/or insulation material, therefore, the difference of following current design and counter-flow designs is little.It should be understood that, following current design herein refers in refrigerant circulation pipe that flowing to of current in the flow direction of coolant and water-circulating pipe is identical, counter-flow designs refers to that in refrigerant circulation pipe, the flow direction of coolant is contrary with the flow direction of current in water-circulating pipe.In another embodiment of the present invention, as shown in Figure 3 and Figure 4, refrigerant circulation pipe 210 and the arrangement of water-circulating pipe 220 intersecting vertical.
In one embodiment of the invention, electric heater unit 230 can adopt exposed spiral type heating wire, electrothermal component or other electric heating equipments.When the surface of electric heater unit 230 is charged, for instance, when electric heater unit adopts exposed electrical heating wire, water-circulating pipe 210 should be made up of insulant, to ensure water safety.Simultaneously, water owing to flowing through this exposed heating wire also can be charged, therefore, in order to be further ensured that use safety, at water inlet end and the water side place of this water-circulating pipe 220, wire netting and electric short circuit circuit are set, and this electric short circuit circuit ground, in order to prevent the water flowed through in water-circulating pipe 210 charged.Certainly, wire netting can also on winding and water-circulating pipe.
Further, in water heater 200, the length of the non-electrical thermal treatment zone is 0.2～0.5 with the length ratio in electrical heating district, wherein, in water heater 200, the proportionate relationship between the length of non-power hot-zone with the length in electrical heating district is relevant with the total length a that water flows through, so can ensure that outlet has certain distance from electrical heating district so that the water portion flowed out from the outlet of the water-circulating pipe of water heater is charged.It should be understood that, the non-power hot-zone of water heater 200 refers to the region being not provided with electric heater unit, the thermal treatment zone of water heater 200 refers to the region being provided with electric heater unit.
In other embodiments, when the surface of electric heater unit 230 is not charged, namely when the surface of electric heater unit 230 is for insulation, electric heater unit 230 is in the process to the heating that water carries out, water will not be made charged, ensure that the water safety of user, now, the length of non-power hot-zone and the length ratio in electrical heating district can not be limited.
In one embodiment of the invention, the height h of described water heater 200 is adjustable, can pass through to change the arrangement mode of refrigerant circulation pipe and water-circulating pipe in water heater 200, and the filling mode of heat-storing material etc. regulates the height h of water heater, namely the height h of this water heater 200 can be adjusted according to concrete installation environment, water heater 200 can concealed installation in ceiling or below bathtub, thus saving the interior space, do not affect the aesthetic feeling of user's entirety finishing.And for the shape etc. of the length dimension of water heater 200 and width dimensions and water heater, do not do concrete restriction, it is possible to need to carry out size and configuration design according to actual installation herein.Certainly, in other embodiments, water heater 200 can also make the profile with certain decoration functions, thus adopting the mode of bright dress.
Such as, when water heater 200 being arranged on ceiling being internal, the whole height h of water heater 200 should be suitable with the height of the furred ceiling of ceiling, and the whole height of instant heating hydrophone 200 should less than the suspension height of furred ceiling.Owing to the suspension height of furred ceiling is generally 150 millimeters～300 millimeters, therefore, the scope of the height h of the water heater being arranged in ceiling is generally 150 millimeters～300 millimeters so that this water heater can snugly be arranged on inside ceiling.
When water heater is arranged on below bathtub, the whole height h of water heater 200 should be suitable with bathtub bottom height overhead, the whole height h of instant heating hydrophone 200 should less than bathtub bottom height overhead so that this water heater can snugly be arranged on the lower section of bathtub.
Further, this water heater 200 can carry out modularization assemble, namely can use multiple water heater 200 simultaneously, be arranged in series, or be arranged in parallel between multiple water heater 200 between multiple water heaters 200.Use multiple water heater when simultaneously, in order to realize the concealed installation of multiple water heater, the whole height of multiple water heaters should less than the suspension height of furred ceiling, or, the whole height of multiple water heaters 200 should less than bathtub bottom height overhead.Meanwhile, during in view of multiple hot device assembly, the overall weight of water heater is relatively big, and the installation that swell fixture, a plurality of metal truss carry out water heater in conjunction with the combination of one or more in ceiling joist therefore can be adopted to fix.
Referring to Fig. 5, Fig. 6 and Fig. 9, present invention also offers a kind of air-conditioner and water heater combined system, including air-conditioner and water heater 200, wherein air-conditioner includes compressor 100, outdoor heat exchanger 400, throttling arrangement 500, indoor heat exchanger 600, compressor 100 and outdoor heat exchanger 400 are placed in outside, indoor heat exchanger 600 and water heater 200 side disposed within.Compressor 100, outdoor heat exchanger 400, throttling arrangement 500 and indoor heat exchanger 600 circulate connection successively, form the first refrigerant circulation circuit, for realizing the refrigeration of air-conditioner or heating.
Wherein, water heater 200 is the water heater in any of the above-described embodiment, and water heater 200 includes refrigerant circulation pipe 210, water-circulating pipe 220, electric heater unit 230 and thermal storage and energy accumulation device 240；Electric heater unit 230 is arranged in water-circulating pipe 220, for the water in water-circulating pipe 220 is heated.Refrigerant circulation pipe 210 and water-circulating pipe 220 are placed in thermal storage and energy accumulation device 240；The arrival end of refrigerant circulation pipe 210 is connected to the air vent of compressor 100, and the port of export of refrigerant circulation pipe 210 is connected to the air inlet of compressor 100, forms the second refrigerant circulation circuit.The water inlet of water-circulating pipe 220 is connected to for water end (W.E.), and the outlet of water-circulating pipe 220 is connected to water side, forms water flow pipe.Wherein, refrigerant circulation pipe 210 and water-circulating pipe 220 can adopt arranged in parallel, as depicted in figs. 1 and 2；Refrigerant circulation pipe 210 and water-circulating pipe 220 can also adopt intersecting vertical to arrange, as shown in Figure 3 and Figure 4.Being filled with heat-storing material and/or insulation material in thermal storage and energy accumulation device 240, thermal storage and energy accumulation device 240 is for storing the heat energy of coolant release, and the water in water-circulating pipe 220 is heated.
In the present embodiment, electric heater unit 230 can adopt exposed spiral type heating wire, electrothermal component or other electric heating equipments.When the surface of electric heater unit 230 is charged, for instance, when electric heater unit adopts exposed electrical heating wire, water-circulating pipe 210 should be made up of insulant, to ensure water safety.Simultaneously as the water flowing through this exposed heating wire also can be charged, therefore, in order to ensure to use safety, it should arrival end and the port of export at this water-circulating pipe 220 are provided with wire netting, in order to prevent the water flowed through in water-circulating pipe 210 charged.Certainly, wire netting can also be set around on water-circulating pipe.
When the accumulation of heat of thermal storage and energy accumulation device 240 is not enough to provide enough heat energy or thermal storage and energy accumulation device 240 to break down, it is possible to open electric heater unit 230 so that the cold water in water-circulating pipe 220 can quickly be heated to reach the needs of user.Or, electric heater unit 230 can also be constantly in the state of unlatching, by adjusting the water inlet flow velocity of water heater so that flow through the water in thermal storage and energy accumulation device 240 and can quickly be heated to meet the demand of user.
Certainly, electric heater unit 230 may also connect to controller, can be arranged to the temperature sensor of detection water temperature in water-circulating pipe 220, and this temperature sensor is also connected to controller.When the water temperature that temperature sensor detects is less than the temperature of user preset, controller controls electric heater unit 230 and opens, and the cold water in water-circulating pipe is heated so that it is quickly meet the demand of user.When the water temperature that temperature sensor detects is more than or equal to the temperature of user preset, controller controls electric heater unit 230 and cuts out.
Further, in water heater 200, the length of the non-electrical thermal treatment zone is 0.2～0.5 with the length ratio in electrical heating district, wherein, in water heater 200, the proportionate relationship between the length of non-power hot-zone with the length in electrical heating district is relevant with the total length a that water flows through, so can ensure that outlet has certain distance from electrical heating district so that the water portion flowed out from the outlet of the water-circulating pipe of water heater is charged.In other embodiments, when the surface of electric heater unit 230 is not charged, namely when the surface of electric heater unit 230 is for insulation, electric heater unit 230, in the process to the heating that water carries out, will not make water charged, it is possible to ensures the water safety of user.
Embodiment one
As it is shown in figure 5, the air-conditioner of the present embodiment and water heater combined system include compressor 100, outdoor heat exchanger 400, throttling arrangement 500, indoor heat exchanger 600, cross valve 300 and water heater 200；Wherein, throttling arrangement 500 can adopt electric expansion valve or capillary tube etc..Cross valve 300 includes four ports, respectively the first port a, the second port b, the 3rd port c and the four port d, the first port a and the second port b connection, the 3rd port c and the four port d connect.
The air vent of compressor 100 connects the arrival end of refrigerant circulation pipe 210, the port of export of refrigerant circulation pipe 210 is connected to the first port a of cross valve 300, second port b of cross valve 300 is sequentially connected with the 4th port d of outdoor heat exchanger 400, throttling arrangement 500, indoor heat exchanger 600 and cross valve 300, and the 3rd port c of cross valve 300 is connected to the air inlet of compressor 100.Now, the first refrigerant circulation circuit for air-conditioner refrigerating/heating and the second refrigerant circulation circuit for hot water preparing overlap, namely whole air-conditioner and water heater combined system only have a refrigerant circulation circuit, air-conditioner and water heater share a refrigerant circulation circuit, the coolant flowed out from compressor initially enters water heater hot water preparing, heats/freezes afterwards in entering indoor heat exchanger.
The air-conditioner of the present embodiment and the work process of water heater combined system are as follows:
The coolant of the High Temperature High Pressure discharged from the air vent of compressor 100 initially enters in the refrigerant circulation pipe 210 of water heater 200, heat-storing material in thermal storage and energy accumulation device 240 is heated, the heat energy of heat-storing material storage coolant release is heated for water, when user needs hot water, the heat energy of thermal storage and energy accumulation device 240 storage is heated flowing through its interior water, thus realizing the function of water heater hot water preparing.Then, the coolant flowed out from the port of export of refrigerant circulation pipe 210 sequentially pass through the throttling of the heat exchange of outdoor heat exchanger 400, throttling arrangement 500 after in inlet chamber heat exchanger 600 carry out freezing or heating, thus realizing the basic function of air-conditioner.So, the air-conditioner of the present embodiment and water heater combined system can realize water heater hot water preparing, the function of controller cooling and warming simultaneously.
When the accumulation of heat of thermal storage and energy accumulation device 240 is not enough to provide enough heat energy or thermal storage and energy accumulation device 240 to break down, it is possible to open electric heater unit 230 so that the cold water in water-circulating pipe 220 can quickly be heated to reach the needs of user.Or, electric heater unit 230 can also be constantly in the state of unlatching, by adjusting the water inlet flow velocity of water heater so that flow through the water in thermal storage and energy accumulation device 240 and can quickly be heated to meet the demand of user.
Embodiment two
As shown in Figure 6, the air-conditioner of the present embodiment and water heater combined system include compressor 100, outdoor heat exchanger 400, throttling arrangement 500, indoor heat exchanger 600, water heater 200, cross valve 300 and valve control device, wherein, throttling arrangement 500 can adopt electric expansion valve or capillary tube etc., and this valve control device includes the first electromagnetic valve the 710, second electromagnetic valve the 720, the 3rd electromagnetic valve 730 and the 4th electromagnetic valve 740.Cross valve 300 includes four ports, respectively the first port a, the second port b, the 3rd port c and the four port d, the first port a and the second port b connection, the 3rd port c and the four port d connect.As a kind of embodiment, first electromagnetic valve the 710, second electromagnetic valve the 720, the 3rd electromagnetic valve 730 and the 4th electromagnetic valve 740 are two-port valve.
The air vent of compressor 100 is sequentially connected with the arrival end of the first electromagnetic valve 710 and refrigerant circulation pipe 210, and the port of export of refrigerant circulation pipe 210 is sequentially connected with the 4th port d of the second electromagnetic valve 720 and cross valve 300；3rd port c of cross valve 300 is connected to the air inlet of compressor 100, forms the second refrigerant circulation circuit for hot water preparing.The air vent of compressor 100 is sequentially connected with the first port a of the 3rd electromagnetic valve 730 and cross valve 300 simultaneously, and the second port b of cross valve 300 is sequentially connected with the 4th port d of outdoor heat exchanger 400, throttling arrangement 500, indoor heat exchanger the 600, the 4th electromagnetic valve 740 and cross valve 300；3rd port c of cross valve 300 is connected to the air inlet of compressor 100, forms the first refrigerant circulation circuit for refrigerating/heating.
The air-conditioner of the present embodiment and the work process of water heater combined system are as follows:
As shown in Figure 6, control the first electromagnetic valve 710 simultaneously, second electromagnetic valve 720, 3rd electromagnetic valve 730 and the 4th electromagnetic valve 740 are in opening, now, the coolant of the High Temperature High Pressure discharged from the air vent of compressor 100 is divided into two-way, first via coolant enters in the refrigerant circulation pipe 210 of water heater through the first electromagnetic valve 710, the heat-storing material filled in thermal storage and energy accumulation device 240 is heated, the heat energy of heat-storing material storage coolant release is heated for water, when user needs hot water, the heat energy of thermal storage and energy accumulation device 240 storage is heated flowing through its interior water, thus realizing the function of water heater hot water preparing.Afterwards, first via coolant is entered in cross valve 300 by the 4th port d of the second electromagnetic valve 720 and cross valve 300.When the accumulation of heat of thermal storage and energy accumulation device 240 is not enough to provide enough heat energy or thermal storage and energy accumulation device 240 to break down, it is possible to open electric heater unit 230 so that the cold water in water-circulating pipe 220 can quickly be heated to reach the needs of user.Or, electric heater unit 230 can also be constantly in the state of unlatching, by adjusting the water inlet flow velocity of water heater so that flow through the water in thermal storage and energy accumulation device 240 and can quickly be heated to meet the demand of user.
Second road coolant sequentially enters after outdoor heat exchanger 400 carries out heat exchange, throttling arrangement 500 throttles through the first port a of the 3rd electromagnetic valve 730 and cross valve 300, second road coolant enters in indoor heat exchanger 600 and carries out freezing or heating such that it is able to the basic function of air-conditioner.So, the air-conditioner of the present embodiment and water heater combined system can realize water heater hot water preparing, the function of controller cooling and warming simultaneously.Afterwards, the second road coolant is entered in cross valve 300 by the 4th port d of the 4th electromagnetic valve 740 and cross valve 300, returns to the air inlet of compressor 100, so move in circles after mixing with first via coolant.
As it is shown in fig. 7, when having only to air-conditioner and carrying out freezing or heating, control the first electromagnetic valve 710 and the second electromagnetic valve 720 cut out, 3rd electromagnetic valve 730 and the 4th electromagnetic valve 740 are opened, now, the connecting line between compressor 100 and water heater 200 is obstructed, as shown by a dashed line in fig 7.Now, the coolant of High Temperature High Pressure that compressor 100 is discharged sequentially enters after the 3rd electromagnetic valve 730 and cross valve 300 that outdoor heat exchanger 400 carries out heat exchange, throttling arrangement 500 throttles.Afterwards, coolant enters indoor heat exchanger 600 to carry out freezing or heating, and returns to the air inlet of compressor, so move in circles after after the 4th electromagnetic valve 740 and cross valve 300, it is achieved the refrigeration of air-conditioner or heat.
As shown in Figure 8, when having only to carry out water heater hot water preparing, control the first electromagnetic valve 710 and the second electromagnetic valve 720 is opened, 3rd electromagnetic valve 730 and the 4th electromagnetic valve 740 are closed, now, connecting line between compressor 100 and outdoor heat exchanger 400, indoor heat exchanger 600 is obstructed, as shown in phantom in Figure 8.Now, the coolant of the High Temperature High Pressure that compressor 100 is discharged enters the refrigerant circulation pipe 210 in water heater through the first electromagnetic valve 710, the heat-storing material filled in thermal storage and energy accumulation device 240 is heated by coolant, the heat energy of heat-storing material storage coolant release is heated for water, when user needs hot water, the heat energy of thermal storage and energy accumulation device 240 storage is heated flowing through its interior water, thus realizing the function of water heater 200 hot water preparing.Afterwards, coolant returns to the air inlet of compressor 100 through the second electromagnetic valve 720 and cross valve 300, so moves in circles.
When the accumulation of heat of thermal storage and energy accumulation device 240 is not enough to provide enough heat energy or thermal storage and energy accumulation device 240 to break down, it is possible to open electric heater unit 230 so that the cold water in water-circulating pipe 220 can quickly be heated to reach the needs of user.Or, electric heater unit 230 can also be constantly in the state of unlatching, by adjusting the water inlet flow velocity of water heater so that flow through the water in thermal storage and energy accumulation device 240 and can quickly be heated to meet the demand of user.
Further, air-conditioner and the water heater combined system of the present embodiment also include controller, first electromagnetic valve the 710, second electromagnetic valve the 720, the 3rd electromagnetic valve 730 and the 4th electromagnetic valve 740 are connected to controller, and controller is for controlling being turned on and off etc. of first electromagnetic valve the 710, second electromagnetic valve the 720, the 3rd electromagnetic valve 730 and the 4th electromagnetic valve 740.
Embodiment three
As shown in Figure 9 and Figure 10, the air-conditioner of the present embodiment and water heater combined system include compressor 100, outdoor heat exchanger 400, throttling arrangement 500, indoor heat exchanger 600, water heater 200, cross valve 300 and valve control device, wherein, throttling arrangement 500 can adopt electric expansion valve or capillary tube etc., and this valve control device includes the first three-way valve 810 and the second three-way valve 820.Cross valve 300 includes four ports, respectively the first port a, the second port b, the 3rd port c and the four port d, the first port a and the second port b connection, the 3rd port c and the four port d connect.First three-way valve 810 includes three ports, selectively connection any two of which port.Second three-way valve 820 also includes three ports, selectively connection any two of which port.In the present embodiment, the first three-way valve 810 and the second three-way valve 820 are electronic valve.
The air vent of compressor 100 connects the first port A1 of the first three-way valve 810, and the second port B1 of the first three-way valve 810 is sequentially connected with the second port B2 of refrigerant circulation pipe 210 and the second three-way valve 820；First port A1 of the second three-way valve 820 is connected to the 4th port d of cross valve 300, the 3rd port c of cross valve 300 and is connected to the air inlet of compressor 100, forms the second refrigerant circulation circuit for hot water preparing.3rd port C1 of the first three-way valve 810 is connected to the first port a of cross valve 300, and the second port b of cross valve 300 is sequentially connected with the 3rd port C2 of outdoor heat exchanger 400, throttling arrangement 500, indoor heat exchanger 600 and the second three-way valve 820；First port A1 of the second three-way valve 820 is connected to the 4th port d of cross valve 300, the 3rd port c of cross valve 300 and is connected to the air inlet of compressor 100, forms the first refrigerant circulation circuit for heating/freezing.
In the present embodiment, owing to can only optionally connect the first port A1 and the second port B1 of the first three-way valve 810, or selective the first port A1 and the three port C1 connecting the first three-way valve 810, therefore, in the present embodiment, air-conditioner and water heater combined system can only optionally realize the function of water heater hot water preparing, or optionally realize the function of air-conditioner refrigerating/heating.
As shown in Figure 9, when having only to air-conditioner and carrying out freezing or heating, the the first port A1 controlling the first three-way valve 810 connects the 3rd port C1 of the first three-way valve 810, first port A2 of the second three-way valve 820 connects the 3rd port C2 of the second three-way valve 820, now, connecting line between compressor 100 and water heater 200 is obstructed, as shown by the broken line in fig. 9.Now, the coolant of High Temperature High Pressure that compressor 100 is discharged sequentially enters after the 3rd port C1 and cross valve 300 of the first three-way valve 810 that outdoor heat exchanger 400 carries out heat exchange, throttling arrangement 500 throttles.Afterwards, coolant enters indoor heat exchanger 600 to carry out freezing or heating, after the 3rd port C2 of the second three-way valve 820, the first port A2 of the second three-way valve 820 and cross valve 300, return to the air inlet of compressor 100 after, so move in circles, it is achieved the refrigeration of air-conditioner or heat.
As shown in Figure 10, when having only to carry out water heater hot water preparing, the the first port A1 controlling the first three-way valve 810 connects the second port B1 of the first three-way valve 810, first port A2 of the second three-way valve 820 connects the second port B2 of the second three-way valve 820, now, connecting line between compressor 100 and outdoor heat exchanger 400, indoor heat exchanger 600 is obstructed, as shown in phantom in Figure 10.Now, the coolant of the High Temperature High Pressure that compressor 100 is discharged enters the refrigerant circulation pipe 210 in water heater 200 through the second port B1 of the first three-way valve 810, the heat-storing material filled in thermal storage and energy accumulation device 240 is heated by coolant, the heat energy of heat-storing material storage coolant release is heated for water, when user needs hot water, the heat energy of thermal storage and energy accumulation device 240 storage is heated flowing through its interior water, thus realizing the function of water heater hot water preparing.Afterwards, coolant returns to the air inlet of compressor 100 through the second port B2 of the second three-way valve 820, cross valve 300, so moves in circles.
When the accumulation of heat of thermal storage and energy accumulation device 240 is not enough to provide enough heat energy or thermal storage and energy accumulation device 240 to break down, it is possible to open electric heater unit 230 so that the cold water in water-circulating pipe 220 can quickly be heated to reach the needs of user.Or, electric heater unit 230 can also be constantly in the state of unlatching, by adjusting the water inlet flow velocity of water heater so that flow through the water in thermal storage and energy accumulation device 240 and can quickly be heated to meet the demand of user.
Further, air-conditioner and the water heater combined system of the present embodiment also include controller, first three-way valve 810 and the second three-way valve 820 are connected to controller, and controller is for controlling first three-way valve 810 and the unlatching of the second three-way valve 820, cut out and connected state etc..
As a kind of embodiment, the water heater 200 in each embodiment above-mentioned can be multiple, is arranged in series, or is arranged in parallel between multiple water heater 200 between multiple water heaters 200, to carry out modularization assemble.When using multiple water heater 200 simultaneously, in order to realize the concealed installation of multiple water heater, the whole height of multiple water heaters should less than the suspension height of furred ceiling, or, the whole height of multiple water heaters 200 should less than bathtub bottom height overhead.Meanwhile, during in view of multiple hot device assembly, the overall weight of water heater is relatively big, and the installation that swell fixture, a plurality of metal truss carry out water heater in conjunction with the combination of one or more in ceiling joist therefore can be adopted to fix.
The water heater of the present invention and air-conditioner and water heater combined system, by adopting the thermal storage and energy accumulation device being filled with heat-storing material to provide thermal source for water heater, it is heated flowing through its internal cold water, it is capable of the Instant heating type heating of water heater, this water heater is without adopting traditional water tank, thus reducing the volume of water heater so that this water heater can concealed be arranged in ceiling or below bathtub, save the interior space, and without influence on the aesthetic feeling of user's entirety finishing；Meanwhile, by the aerofluxus of employing compressor as one of thermal source so that the utilization of the energy is more abundant, energy-conserving and environment-protective；Further, air-conditioner is formed composition system with water heater, it is possible to reduce the installation cost of indoor electric equipment.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (17)
1. a water heater, it is characterised in that including:
Refrigerant circulation pipe (210), the arrival end of described refrigerant circulation pipe (210) is connected to the air vent of compressor, and the port of export of described refrigerant circulation pipe (210) is connected to the air inlet of compressor, forms refrigerant circulation circuit；
Water-circulating pipe (220), the water inlet of described water-circulating pipe (220) is connected to for water end (W.E.), and the outlet of described water-circulating pipe (220) is connected to water side, forms water flow pipe；And
Thermal storage and energy accumulation device (240), described refrigerant circulation pipe (210) and described water-circulating pipe (220) are placed in described thermal storage and energy accumulation device (240), described thermal storage and energy accumulation device (240) is for storing the heat energy of coolant release, and the water in described water-circulating pipe (220) is heated.
2. water heater according to claim 1, it is characterised in that be filled with heat-storing material and/or insulation material in described thermal storage and energy accumulation device (240).
3. water heater according to claim 1, it is characterized in that, described refrigerant circulation pipe (210) arranges with described water-circulating pipe (220) alternating parallel, or described refrigerant circulation pipe (210) arranges with described water-circulating pipe (220) intersecting vertical.
4. water heater according to claim 1, it is characterized in that, also including electric heater unit, described electric heater unit (230) is arranged in described water-circulating pipe (220), for the water in described water-circulating pipe (220) is heated.
5. water heater according to claim 4, it is characterised in that described water-circulating pipe (220) is made up of insulant.
6. water heater according to claim 4, it is characterised in that arrival end and the port of export of described water-circulating pipe (220) are provided with wire netting.
7. an air-conditioner and water heater combined system, it is characterised in that including: air-conditioner and water heater (200)；
Described air-conditioner includes compressor (100), outdoor heat exchanger (400), throttling arrangement (500), indoor heat exchanger (600)；Described compressor (100), described outdoor heat exchanger (400), described throttling arrangement (500) and described indoor heat exchanger (600) circulate connection successively, form the first refrigerant circulation circuit；
Described water heater (200) includes refrigerant circulation pipe (210), water-circulating pipe (220) and thermal storage and energy accumulation device (240)；Described refrigerant circulation pipe (210) and described water-circulating pipe (220) are placed in described thermal storage and energy accumulation device (240)；
The arrival end of described refrigerant circulation pipe (210) is connected to the air vent of described compressor (100), the port of export of described refrigerant circulation pipe (210) is connected to the air inlet of compressor (100), forms the second refrigerant circulation circuit；The water inlet of described water-circulating pipe (220) is connected to for water end (W.E.), and the outlet of described water-circulating pipe (220) is connected to water side, forms water flow pipe；Described thermal storage and energy accumulation device (240) is for storing the heat energy of coolant release, and the water in described water-circulating pipe (220) is heated.
8. air-conditioner according to claim 7 and water heater combined system, it is characterised in that be filled with heat-storing material and/or insulation material in described thermal storage and energy accumulation device (240).
9. air-conditioner according to claim 7 and water heater combined system, it is characterised in that also include cross valve (300)；Described cross valve (300) includes four ports, respectively the first port, the second port, the 3rd port and the 4th port, and described first port connects with described second port, and described 3rd port connects with described 4th port；
The arrival end of described refrigerant circulation pipe (210) is connected to the air vent of described compressor (100), the port of export of described refrigerant circulation pipe (210) is connected to the first port of described cross valve (300), second port of described cross valve (300) is sequentially connected with the 4th port of described outdoor heat exchanger (400), described throttling arrangement (500), described indoor heat exchanger (600) and described cross valve (300), and the 3rd port of described cross valve (300) is connected to the air inlet of described compressor (100)；
Described first refrigerant circulation circuit for air-conditioner refrigerating/heating and described second refrigerant circulation circuit for hot water preparing overlap.
10. air-conditioner according to claim 7 and water heater combined system, it is characterized in that, also including cross valve (300) and valve control device, described valve control device includes the first electromagnetic valve (710), the second electromagnetic valve (720), the 3rd electromagnetic valve (730) and the 4th electromagnetic valve (740)；
Described cross valve (300) includes four ports, respectively the first port, the second port, the 3rd port and the 4th port, and described first port connects with described second port, and described 3rd port connects with described 4th port；
The air vent of described compressor (100) is sequentially connected with the arrival end of described first electromagnetic valve (710) and described refrigerant circulation pipe (210), the port of export of described refrigerant circulation pipe (210) is sequentially connected with described second electromagnetic valve (720) and the 4th port of described cross valve (300), forms the second refrigerant circulation circuit for hot water preparing；
The air vent of described compressor (100) is sequentially connected with the first port of described 3rd electromagnetic valve (730) and described cross valve (300) simultaneously, second port of described cross valve (300) is sequentially connected with the 4th port of described outdoor heat exchanger (400), described throttling arrangement (500), described indoor heat exchanger (600), described 4th electromagnetic valve (740) and described cross valve (300), forms the first refrigerant circulation circuit for heating/freezing；
3rd port of described cross valve (300) is connected to the air inlet of described compressor (100).
11. air-conditioner according to claim 10 and water heater combined system, it is characterized in that, described first electromagnetic valve (710), described second electromagnetic valve (720), described 3rd electromagnetic valve (730) and described 4th electromagnetic valve (740) are two-port valve.
12. air-conditioner according to claim 7 and water heater combined system, it is characterized in that, also including cross valve (300) and valve control device, described valve control device includes the first three-way valve (810) and the second three-way valve (820)；
Described cross valve (300) includes four ports, respectively the first port, the second port, the 3rd port and the 4th port, and described first port connects with described second port, and described 3rd port connects with described 4th port；
The air vent of described compressor (100) connects the first port of described first three-way valve (810), second port of described first three-way valve (810) is sequentially connected with the second port of described refrigerant circulation pipe (820) and described second three-way valve (820), forms the second refrigerant circulation circuit for hot water preparing；
3rd port of described first three-way valve (810) is connected to the first port of described cross valve (300), second port of described cross valve (300) is sequentially connected with the 3rd port of described outdoor heat exchanger (400), described throttling arrangement (500), described indoor heat exchanger (600) and described second three-way valve (820), forms the first refrigerant circulation circuit for heating/freezing；
First port of described second three-way valve (820) is connected to the 4th port of described cross valve (400), and the 3rd port of described cross valve (400) is connected to the air inlet of described compressor (100).
13. air-conditioner according to any one of claim 7-12 and water heater combined system, it is characterized in that, described refrigerant circulation pipe (210) is arranged in parallel with described water-circulating pipe (220), or described refrigerant circulation pipe (210) arranges with described water-circulating pipe (220) intersecting vertical.
14. air-conditioner according to any one of claim 7-12 and water heater combined system, it is characterized in that, also include electric heater unit, described electric heater unit (230) is arranged in described water-circulating pipe (220), for the water in described water-circulating pipe (220) is heated.
15. air-conditioner according to claim 14 and water heater combined system, it is characterised in that described water-circulating pipe (220) is made up of insulant.
16. air-conditioner according to claim 14 and water heater combined system, it is characterised in that arrival end and the port of export of described water-circulating pipe (220) are provided with wire netting.
17. air-conditioner according to any one of claim 7-12 and water heater combined system, it is characterized in that, the quantity of described water heater (200) is multiple, it is arranged in series between multiple described water heaters (200), or is arranged in parallel between multiple described water heater (200).
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