Air-conditioner water heater heat pump unit with air heat source and water heat source
Technical Field
The invention belongs to the technical field of heat pump water heaters, and particularly relates to an air conditioner water heater heat pump unit with an air heat source and a water heat source.
Background
At present, market air-conditioning and living water heating equipment is widely used in industries such as families, commercial services and the like, and huge heat discharged by refrigerating of air-conditioning in all regions of the country, especially in summer, forms a heat island effect, so that heat pollution of working and living environments of people is caused; the domestic hot water equipment used all the year round comprises electric water heaters, electric boilers, gas boilers, oil boilers, coal-fired central heating boilers and the like which consume a large amount of petrochemical resources such as electric energy, oil, gas, coal and the like, not only bring emission pollution to the environment and energy crisis brought by large consumption of energy, but also gradually threaten the survival of human beings, the low-carbon life of human beings is more and more urgent, high-efficiency energy-saving products are needed, and certain enterprises take countermeasures to develop energy-saving products, such as an air-conditioning and water-heater integrated machine, but the requirements of domestic hot water supply, winter heating, domestic hot water supply, summer refrigeration, independent heating and independent domestic hot water supply of users cannot be met at the same time, and the heat source is single.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide an air-conditioning water heater heat pump unit with an air heat source and a water heat source, which can simultaneously meet the requirements of a user for supplying domestic hot water, heating in winter, domestic hot water, refrigerating in summer, refrigerating alone, heating alone and domestic hot water alone, and simultaneously has the air heat source and the water heat source, and the heat sources can be switched according to the conditions of the requirements and the loads.
In order to solve the technical problems, the heat pump unit of the air-conditioner water heater with the air heat source and the water heat source adopts the following technical scheme:
The heat pump unit of the air-conditioning water heater with the air heat source and the water heat source comprises a host module, a water tank module and at least one fan coil radiator, wherein the host module and the water tank module are of a split type or integrated structure, the water tank module comprises a first water tank and a second water tank, the fan coil radiator is communicated with the first water tank through a water inlet pipe, a water outlet pipe and a water pump to form a circulation loop, and a water outlet and a water inlet are arranged on the second water tank; the host module is communicated with the water tank module through refrigerant pipes, the first water tank heat exchange pipe and the second water tank heat exchange pipe are respectively arranged in the first water tank and the second water tank, the host module comprises a compressor, a four-way valve, an air side heat exchanger, an expansion valve I, an expansion valve II, an expansion valve III, a valve I, a valve II, a valve III and a gas-liquid separator which are communicated through the refrigerant pipes, and a fan corresponding to the air side heat exchanger, wherein the S end of the four-way valve is communicated with the inlet of the compressor through the gas-liquid separator, the D end of the four-way valve is communicated with the outlet of the compressor, the C end of the four-way valve is respectively communicated with one ends of the first water tank heat exchange pipe and the second water tank heat exchange pipe through the valve I and the valve II, the other ends of the first water tank heat exchange pipe and the second water tank heat exchange pipe are respectively communicated with one ends of the air side heat exchanger through the expansion valve I and the expansion valve II, the other ends of the air side heat exchanger are communicated with the E end of the four-way valve, the other ends of the air side heat exchanger are also communicated with one end of the first heat exchange pipe through the valve III, and the other ends of the first water tank heat exchange pipe and the other ends of the second water tank heat exchange pipe are also communicated through the expansion valve III.
Preferably, the expansion valve I, the expansion valve II and the expansion valve III are all electronic expansion valves.
Preferably, the first valve, the second valve and the third valve are all electromagnetic valves.
Preferably, the air-conditioning water heater heat pump unit with the air heat source and the water heat source further comprises a control device, wherein the control device is electrically connected with the four-way valve, the first expansion valve, the second expansion valve, the third expansion valve, the first valve, the second valve, the third valve, the compressor and the fan respectively, and can control the running state of the four-way valve, the first expansion valve, the second expansion valve, the third expansion valve, the first valve, the second valve, the third valve, the compressor and the fan.
The invention relates to an air-conditioning water heater heat pump unit with an air heat source and a water heat source, which has the following multiple use modes:
Domestic hot water supply+summer refrigeration mode: the second valve, the third valve and the expansion valve are opened, the first valve, the expansion valve and the second expansion valve are closed, and the refrigerant sequentially flows through the outlet of the compressor, the end D of the four-way valve, the end C of the four-way valve, the second water tank heat exchange tube (condensation), the third expansion valve (throttling), the first water tank heat exchange tube (evaporation), the third valve, the end E of the four-way valve, the end S of the four-way valve and the gas-liquid separator and then returns to the inlet of the compressor; the second water tank heat exchanger condenses exothermic and thereby heats the water of second water tank to provide life hot water, thereby first water tank heat exchange tube evaporation heat absorption cools off the water of first water tank, and the low temperature water of first water tank absorbs heat to the air through fan coil radiator, thereby realizes the refrigeration.
Domestic hot water supply + winter heating mode: the first valve, the second valve, the expansion valve I and the expansion valve II are opened, the third valve and the expansion valve III are closed, and the refrigerant sequentially passes through the outlet of the compressor, the end D of the four-way valve and the end C of the four-way valve and then is divided into two paths, wherein one path of the refrigerant flows through the first valve, the first water tank heat exchange tube (condensation) and the expansion valve I, and the other path of refrigerant flows through the second valve, the second water tank heat exchange tube (condensation) and the expansion valve II, then flows through the air side heat exchanger (evaporation), the end E of the four-way valve, the end S of the four-way valve and the gas-liquid separator in a summarizing way, and then returns to the inlet of the compressor; the first water tank heat exchanger and the second water tank heat exchanger are used for condensing and releasing heat so as to heat water of the first water tank and the second water tank, wherein the second water tank provides domestic hot water, and the high temperature water of the first water tank releases heat to air through the fan coil radiator, so that heating is realized.
Single cooling mode: the first valve and the expansion valve I are opened, the second valve, the third valve, the expansion valve II and the expansion valve III are closed, and the refrigerant sequentially flows through the outlet of the compressor, the end D of the four-way valve, the end E of the four-way valve, the air side heat exchanger (condensation), the expansion valve I (throttling), the first water tank heat exchange tube (evaporation), the valve I, the end C of the four-way valve, the end S of the four-way valve and the gas-liquid separator and then returns to the inlet of the compressor; the refrigerant absorbs heat through the air side heat exchanger, and the water in the first water tank is cooled through the heat absorption of the evaporation of the first water tank heat exchanger, and the low-temperature water in the first water tank absorbs heat to the air through the fan coil radiator, so that refrigeration is realized.
Single heating mode: the first valve and the expansion valve I are opened, the second valve, the third valve, the expansion valve II and the expansion valve III are closed, and the refrigerant sequentially flows through the outlet of the compressor, the end D of the four-way valve, the end C of the four-way valve, the first valve I, the first water tank heat exchange tube (condensation), the expansion valve I (throttling), the air side heat exchanger (evaporation), the end E of the four-way valve, the end S of the four-way valve and the gas-liquid separator and then returns to the inlet of the compressor; the first water tank heat exchanger condenses and releases heat so as to heat water of the first water tank, and the high-temperature water of the first water tank releases heat to air through the fan coil radiator, so that heating is realized.
Mode of supplying domestic hot water alone: the second valve and the expansion valve II are opened, the first valve, the third valve, the expansion valve I and the expansion valve III are closed, and the refrigerant sequentially flows through the outlet of the compressor, the end D of the four-way valve, the end C of the four-way valve, the second water tank heat exchange tube (condensation), the expansion valve II (throttling), the air side heat exchanger (evaporation), the end E of the four-way valve, the end S of the four-way valve and the gas-liquid separator and then returns to the inlet of the compressor; the second tank heat exchanger condenses to release heat to heat water of the second tank to provide domestic hot water.
Compared with the prior art, the air-conditioner water heater heat pump unit with the air heat source and the water heat source has the beneficial effects that: the requirements of a user for supplying domestic hot water, heating in winter, supplying domestic hot water, refrigerating in summer, independently refrigerating, independently heating and independently supplying domestic hot water can be simultaneously met; the unit is provided with an air heat source and a water heat source, wherein the first water tank is used as the water heat source, the air side heat exchanger and the fan coil radiator can be used as the air heat source, and the heat sources can be switched according to the conditions of requirements and loads; in addition, according to actual conditions, the unit can be provided with a plurality of fan coil radiators serving as air conditioning ends, and the more the number of the fan coil radiators is arranged, the better the energy conservation performance of the whole unit is.
The conception, specific structure, and resulting effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present invention.
Drawings
Fig. 1 is a schematic diagram of a heat pump unit of an air-conditioning water heater with an air heat source and a water heat source in embodiment 1;
FIG. 2 is a schematic system diagram of a heat pump unit of an air-conditioning water heater with an air heat source and a water heat source in embodiment 1;
fig. 3 is a schematic diagram of a heat pump unit of an air-conditioning water heater with an air heat source and a water heat source in embodiment 2.
Wherein: the main unit module 1, the compressor 11, the four-way valve 12, the air side heat exchanger 13, the fan 131, the first electronic expansion valve 14, the second electronic expansion valve 15, the third electronic expansion valve 16, the first solenoid valve 171, the second solenoid valve 172, the third solenoid valve 173, the gas-liquid separator 18, the refrigerant pipe 19, the water tank module 2, the first water tank 21, the first water tank heat exchange pipe 211, the water inlet pipe 212, the water outlet pipe 213, the second water tank 22, the second water tank heat exchange pipe 221, the water outlet 222, the water inlet 223, the fan coil radiator 3, the heat dissipation coil 31, the coil blower 32, and the water pump 33.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the description of the specific embodiments is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure.
Example 1:
as shown in fig. 1, an air-conditioning water heater heat pump unit with an air heat source and a water heat source comprises a host module 1, a water tank module 2 and a fan coil radiator 3, wherein the host module 1 and the water tank module 2 are of a split type structure, the host module 1 and the water tank module 2 are communicated through refrigerant pipes, and the fan coil radiator 3 and the water tank module 2 are communicated through water pipes.
As shown in fig. 2, the water tank module 2 comprises a first water tank 21 and a second water tank 22, the fan-coil radiator 3 comprises a corresponding heat-radiating coil 31 and a coil fan 32, wherein the heat-radiating coil 31 and the first water tank 21 are communicated through a water inlet pipe 212, a water outlet pipe 213 and a water pump 33 to form a circulation loop, and the second water tank 22 is provided with a water inlet 223 and a water outlet 222 for providing domestic hot water; the host module 1 and the water tank module 2 are communicated through a refrigerant pipe 19, a first water tank heat exchange tube 211 and a second water tank heat exchange tube 221 are respectively arranged in the first water tank 21 and the second water tank 22, the host module 1 comprises a compressor 11, a four-way valve 12, an air side heat exchanger 13, a first electronic expansion valve 14, a second electronic expansion valve 15, a third electronic expansion valve 16, a first electromagnetic valve 171, a second electromagnetic valve 172, a third electromagnetic valve 173 and a gas-liquid separator 18 which are communicated with each other through the refrigerant pipe 19, and a fan 131 corresponding to the air side heat exchanger 13, wherein the S end of the four-way valve 12 is communicated with the inlet of the compressor 11 through the gas-liquid separator 18, the D end of the four-way valve 12 is communicated with the outlet of the compressor 11, the C end of the four-way valve 12 is respectively communicated with one end of the first water tank heat exchange tube 211 and one end of the second water tank heat exchange tube 221 through the first electromagnetic valve 171 and the second electromagnetic valve 172, the other end of the first water tank heat exchange tube 211 is respectively communicated with one end of the air side heat exchanger 13 through the first electronic expansion valve 14 and the second electronic expansion valve 15, the other end of the air side heat exchanger 13 is also communicated with the other end of the four-way valve 12E end of the first heat exchange tube 12 is communicated with the other end of the first heat exchange tube 211 through the third electromagnetic valve 16. The invention relates to an air-conditioning water heater heat pump unit with an air heat source and a water heat source, which also comprises a control device, wherein the control device is respectively and electrically connected with a four-way valve 12, a first electronic expansion valve 14, a second electronic expansion valve 15, a third electronic expansion valve 16, a first electromagnetic valve 171, a second electromagnetic valve 172, a third electromagnetic valve 173, a compressor 11 and a fan 131, and can control the running state of the control device.
The invention relates to an air-conditioning water heater heat pump unit with an air heat source and a water heat source, which has the following multiple use modes:
domestic hot water supply+summer refrigeration mode: the second solenoid valve 172, the third solenoid valve 173 and the third electronic expansion valve 16 are opened, the first solenoid valve 171, the first electronic expansion valve 14 and the second electronic expansion valve 15 are closed, and the refrigerant sequentially flows through the outlet of the compressor 11, the end of the four-way valve 12D, the end of the four-way valve 12C, the second solenoid valve 172, the second tank heat exchange tube 221 (condensation), the third electronic expansion valve 16 (throttling), the first tank heat exchange tube 211 (evaporation), the third solenoid valve 173, the end of the four-way valve 12E, the end of the four-way valve 12S, the gas-liquid separator 18, and then returns to the inlet of the compressor 11; the second water tank 22 heat exchanger condenses to release heat to heat the water of the second water tank 22 to provide domestic hot water, the first water tank heat exchange tube 211 evaporates to absorb heat to cool the water of the first water tank 21, and the low temperature water of the first water tank 21 absorbs heat to the air through the fan coil radiator 3 to thereby realize refrigeration.
Domestic hot water supply + winter heating mode: the first electromagnetic valve 171, the second electromagnetic valve 172, the first electronic expansion valve 14 and the second electronic expansion valve 15 are opened, the third electromagnetic valve 173 and the third electronic expansion valve 16 are closed, and the refrigerant sequentially passes through the outlet of the compressor 11, the end of the four-way valve 12D and the end of the four-way valve 12C and then is divided into two paths, wherein one path passes through the first electromagnetic valve 171, the first water tank heat exchange tube 211 (condensation), the first electronic expansion valve 14, the other path passes through the second electromagnetic valve 172, the second water tank heat exchange tube 221 (condensation) and the second electronic expansion valve 15, then flows through the air side heat exchanger 13 (evaporation), the end of the four-way valve 12E, the end of the four-way valve 12S and the gas-liquid separator 18 in a totalizing way, and then returns to the inlet of the compressor 11; the heat exchangers of the first water tank 21 and the second water tank 22 are condensed to release heat so as to heat the water of the first water tank 21 and the second water tank 22, wherein the second water tank 22 provides domestic hot water, and the high temperature water of the first water tank 21 releases heat to the air through the fan coil radiator 3, thereby realizing heating.
Single cooling mode: the first solenoid valve 171 and the first electronic expansion valve 14 are opened, the second solenoid valve 172, the third solenoid valve 173, the second electronic expansion valve 15 and the third electronic expansion valve 16 are closed, and the refrigerant sequentially flows through the outlet of the compressor 11, the end of the four-way valve 12D, the end of the four-way valve 12E, the air-side heat exchanger 13 (condensation), the first electronic expansion valve 14 (throttling), the first water tank heat exchange tube 211 (evaporation), the first solenoid valve 171, the end of the four-way valve 12C, the end of the four-way valve 12S, the gas-liquid separator 18, and then returns to the inlet of the compressor 11; the refrigerant is condensed and radiated through the air side heat exchanger 13, and is evaporated and absorbed through the heat exchanger of the first water tank 21 to cool the water of the first water tank 21, and the low-temperature water of the first water tank 21 absorbs heat to the air through the fan coil radiator 3, so that refrigeration is realized.
Single heating mode: the first solenoid valve 171 and the first electronic expansion valve 14 are opened, the second solenoid valve 172, the third solenoid valve 173, the second electronic expansion valve 15 and the third electronic expansion valve 16 are closed, and the refrigerant sequentially flows through the outlet of the compressor 11, the end of the four-way valve 12D, the end of the four-way valve 12C, the first solenoid valve 171, the first tank heat exchange tube 211 (condensation), the first electronic expansion valve 14 (throttling), the air side heat exchanger 13 (evaporation), the end of the four-way valve 12E, the end of the four-way valve 12S, the gas-liquid separator 18, and then returns to the inlet of the compressor 11; the heat exchanger of the first water tank 21 condenses and releases heat to heat the water of the first water tank 21, and the high-temperature water of the first water tank 21 releases heat to the air through the fan coil radiator 3, thereby realizing heating.
Mode of supplying domestic hot water alone: the second solenoid valve 172 and the second electronic expansion valve 15 are opened, the first solenoid valve 171, the third solenoid valve 173, the first electronic expansion valve 14 and the third electronic expansion valve 16 are closed, and the refrigerant sequentially flows through the outlet of the compressor 11, the end of the four-way valve 12D, the end of the four-way valve 12C, the second solenoid valve 172, the second tank heat exchange tube 221 (condensation), the second electronic expansion valve 15 (throttling), the air side heat exchanger 13 (evaporation), the end of the four-way valve 12E, the end of the four-way valve 12S, the gas-liquid separator 18, and then returns to the inlet of the compressor 11; the second tank 22 heat exchanger condenses to release heat to heat the water of the second tank 22 to provide domestic hot water.
Compared with the prior art, the air-conditioner water heater heat pump unit with the air heat source and the water heat source has the beneficial effects that: the air-side heat exchanger 13 and the fan coil radiator 3 can be used as air heat sources, and the heat sources can be switched according to the conditions of requirements and loads; in addition, according to actual conditions, the unit can be provided with a plurality of fan coil radiators 3 serving as air conditioning ends, and the more the number of the fan coil radiators is arranged, the better the energy conservation performance of the whole unit is.
Example 2:
On the basis of the technical scheme of the embodiment 1, the following improvement is carried out:
As shown in fig. 3, an air-conditioning water heater heat pump unit with an air heat source and a water heat source comprises a host module 1, a water tank module 2 and a fan coil radiator 3, wherein the host module 1 and the water tank module 2 are of an integrated structure, and are communicated through a refrigerant pipe in a case, and the fan coil radiator 3 and the water tank module 2 are communicated through a water pipe.
Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.