CN211372823U - Air source heat pump hot water, heating and refrigerating system - Google Patents
Air source heat pump hot water, heating and refrigerating system Download PDFInfo
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- CN211372823U CN211372823U CN202020045159.6U CN202020045159U CN211372823U CN 211372823 U CN211372823 U CN 211372823U CN 202020045159 U CN202020045159 U CN 202020045159U CN 211372823 U CN211372823 U CN 211372823U
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Abstract
The utility model provides an air source heat pump hot water, heating and refrigerating system, including heat storage and exchange water tank, air source heat pump changes in temperature unit, water supply main and return water house steward and heating and refrigeration end-to-end connection are equipped with heat pump medium entry and heat pump medium export on the heat storage and exchange water tank, are equipped with the coil pipe in heat storage and exchange water tank's inner bag, and water inlet and delivery port are connected and sealed with the both ends of coil pipe respectively, and this kind of air source heat pump hot water, heating and refrigerating system can effectively solve the high-pressure protection in the heat pump host computer operation and frequently start the problem, easily realize the organic combination of air source heat pump and other heat.
Description
Technical Field
The utility model relates to an air source heat pump and solar energy comprehensive utilization system, concretely relates to air source heat pump hot water, heating and refrigerating system.
Background
The air source heat pump heating and refrigerating system is widely used for heating and refrigerating, and can provide heating capacity in winter or refrigerating capacity in summer for users. The system consists of an air source heat pump cooling and heating unit, a heat pump circulating pump, a buffer water tank, a heating and refrigerating terminal and a pipeline, if a user has a domestic hot water demand at the same time, a water tank needs to be added, the water tank is of a closed type coil pipe structure, and a heat pump medium flows through a coil pipe to indirectly heat water in the water tank. When the water tank is used, when the water temperature of the water tank is insufficient, the heating pipeline needs to be shut down under the condition of preferentially supplying domestic hot water, the heat pump is started to produce hot water, continuous heating cannot be realized, and the problems of high-pressure protection caused by low heat exchange speed of the coil pipe, because the heating power of the heat pump is high, the heat discharged by the compressor cannot be timely released, and the heat pump cannot be used for heating water. In addition, because the medium in the coil pipe is less, the stored energy is less, and the heat pump unit is easy to frequently start, the service life is shortened. If the buffer water tank is additionally arranged to reduce the starting and stopping times of the main machine, the heating loop, the refrigerating loop and the hot water making loop are all arranged, so that the complexity and the cost of the system are increased, and the heat loss of the system is increased.
The air source heat pump and other clean energy combined heating and refrigerating systems, especially the solar photo-thermal combined cooling and heating system, can realize advantage complementation, and is the development direction of multi-energy complementary heating and refrigerating in non-central heating areas. The heat storage and exchange water tank adopted by the system generally adopts a double-coil closed water tank structure and is used for coupling two or more heat sources, storing heat, exchanging heat through a heat exchanger and supplying heat to the heating tail end. The solar heat collector performs temperature difference circulation with the water tank through a group of coil pipes to provide energy for domestic hot water; the air source heat pump cooling and heating unit is connected with the other coil pipe and used for heating water in the water tank when solar energy is insufficient, and meanwhile, the air source heat pump cooling and heating unit provides heating capacity in winter or cooling capacity in summer. The solar energy can only provide energy for domestic hot water, cannot participate in heating, cannot exert the advantage of preparing low-temperature hot water by solar energy, and the circulating pipelines and the control systems of the two heat sources are independent from each other and are not organically combined.
Disclosure of Invention
The utility model aims to solve the technical problem that to above-mentioned prior art not enough, provide one kind and easily realize that air source heat pump and solar photothermal combine organically, the cost is lower to effectively solve the air source heat pump hot water, heating and the refrigerating system of high-pressure protection and the frequent start-up problem of heat pump host computer when making hot water.
In order to solve the technical problem, the utility model discloses the technical scheme who takes does: an air source heat pump hot water, heating and refrigerating system comprises a heat storage and exchange water tank, an air source heat pump cooling and heating unit, a water supply main pipe and a water return main pipe, wherein the water supply main pipe and the water return main pipe are connected with a heating and refrigerating tail end;
the heat exchange water tank comprises a shell, an inner container and a heat insulation layer between the shell and the inner container, wherein the inner container is provided with a water inlet, a water outlet, a heat pump medium inlet and a heat pump medium outlet, the heat pump medium inlet and the heat pump medium outlet are both directly communicated with the inner container, a coil pipe is arranged in the inner container, and the water inlet and the water outlet are respectively connected with and sealed with two ends of the coil pipe;
the air source heat pump cooling and heating unit comprises a heat pump host and a heat pump circulating pump, wherein the heat pump host is provided with a heat pump water supply port and a heat pump water return port;
the water inlet of the heat storage and exchange water tank is connected with a tap water supply pipeline, the water outlet of the heat storage and exchange water tank is connected with a domestic hot water pipeline, the heat pump medium outlet is communicated with a heat pump water return port through a pipeline, the heat pump medium inlet is connected with a heat pump water supply port through a pipeline, a first electric control three-way valve and a second electric control three-way valve are arranged between the heat pump medium inlet and the heat pump water supply port, the heat pump medium inlet is connected with an outlet B of the first electric control three-way valve, an inlet A of the first electric control three-way valve is connected with an inlet a of the second electric control three-way valve, a reversing port C of the first electric control three-way valve is sequentially connected with a heat pump circulating pump and a heat pump water.
Preferably, the system further comprises a buffer water tank, the buffer water tank is a hollow closed water tank, an inlet of the buffer water tank is connected with a reversing port C of the first electrically-controlled three-way valve V1, and an outlet of the buffer water tank is communicated with a water return port of the heat pump.
Preferably, the heating and refrigerating terminal comprises a fan coil terminal system and a floor heating coil terminal system, the fan coil terminal system comprises a fan coil, a fan water supply pipeline, a fan water return pipeline and a fan electric valve, the floor heating coil terminal system comprises a floor heating coil, a water collecting and distributing device, a floor heating water supply pipeline and a floor heating water return pipeline, the fan water supply pipeline and the floor heating water supply pipeline are connected with a water supply main pipe, and the fan water return pipeline and the floor heating water return pipeline are connected with a water return main pipe.
When heating, starting a heating mode of the heat pump host, wherein an inlet A and an outlet B of a first electric control three-way valve are communicated, an inlet a and a reversing port c of a second electric control three-way valve are communicated, a heat pump circulating pump is started, a medium in a pipeline flows out from a water supply port of the heat pump, flows through a water supply header pipe to reach the heating and refrigerating tail end to release heat, flows into a heat storage and exchange water tank through a return water header pipe, then returns to a water return port of the heat pump to perform heat exchange in the heat pump host, and is circulated repeatedly in the same way, the return water temperature of the heat pump is recorded as T4, and.
When refrigerating, starting a refrigeration mode of the heat pump host, wherein an inlet A of a first electric control three-way valve is communicated with a reversing port C, an inlet a of a second electric control three-way valve is communicated with a reversing port C, a heat pump circulating pump is started, a medium in a pipeline flows out from a water supply port of the heat pump, flows through a water supply header pipe, returns to a water return port of the heat pump after reaching the tail end of heating and refrigeration to absorb heat, and exchanges heat in the heat pump host, and the circulation is repeated, and when T4 reaches a set value, the heat.
When hot water is used, tap water enters from the water inlet and flows out from the water outlet after being heated by the coil, when the temperature of the hot water is insufficient, the heating mode of the heat pump main machine is started, the inlet A and the outlet B of the first electric control three-way valve are communicated, the inlet a and the outlet B of the second electric control three-way valve are communicated, the heat pump circulating pump is started, a medium in a pipeline flows out from the water supply port of the heat pump, enters the inlet of the heat pump medium, exchanges heat with the coil, flows out through the outlet of the heat pump medium and returns to the water return port of the heat pump, heat exchange is carried out in the heat pump main machine, the circulation is repeated, the.
Preferably, the inner container of the heat storage and exchange water tank is also provided with a solar energy medium inlet and a solar energy medium outlet, the solar energy medium inlet and the solar energy medium outlet are both directly communicated with the inner container, the solar energy medium inlet and the solar energy medium outlet are connected with a solar energy heat collection system, and the solar energy heat collection system comprises a solar energy heat collector, a heat collection circulating pump, a liquid supplementing valve and a pipeline; the solar medium outlet, the heat collection circulating pump and the water inlet of the solar heat collector are sequentially connected through pipelines, the solar medium inlet is connected with the water outlet of the solar heat collector through a pipeline, the liquid supplementing valve is communicated with the solar heat collector through a pipeline, a heat collection temperature probe is arranged on the solar heat collector, and the measured temperature is recorded as T1.
Preferably, an upper temperature probe positioned at the upper part of the heat storage and exchange water tank and a lower temperature probe positioned at the lower part of the heat storage and exchange water tank are arranged on the heat storage and exchange water tank, the upper temperature probe monitors the temperature of the upper area of the inner container, recorded as T2, so as to display and control the temperature of the outlet water and control the flow rate of the heat pump medium, and the lower temperature probe monitors the temperature of the lower area of the inner container, recorded as T3, so as to control the solar temperature difference circulation.
In the solar energy circulation mode, when the temperature T3 is lower than the set temperature, a heat collection temperature difference circulation is started, the set temperature difference for starting the heat collection circulation pump is recorded as delta T1, the set temperature difference for closing the heat collection circulation pump is recorded as delta T2, when the temperature difference between T1 and T3 is more than or equal to delta T1, the heat collection circulation pump is started, and when the temperature difference between T1 and T3 is less than or equal to delta T2, the heat collection circulation pump is closed. When heating, the heating mode of the heat pump host is started, an inlet A and an outlet B of a first electric control three-way valve are communicated, an inlet a and a reversing port c of a second electric control three-way valve are communicated, a heat pump circulating pump is started, a medium in a pipeline flows out from a water supply port of the heat pump, flows through a water supply header pipe to reach the heating and refrigerating tail end to release heat, flows into a heat storage and exchange water tank through a water return header pipe, is mixed with water in the heat storage and exchange water tank to preheat, absorbs low-temperature heat energy converted from solar photo-thermal energy, then returns to a water return port of the heat pump to perform heat exchange in the heat pump host, the circulation is repeated, and.
Preferably, the solar heat collector is a vacuum tube type solar heat collector, and the liquid supplementing valve is a floating ball type or diaphragm type automatic water control valve. The vacuum tube type solar heat collector adopts an open structure, is provided with an exhaust pipe, has a function of automatically controlling the water level, and has the function of automatically controlling the water level by a floating ball type or diaphragm type automatic water control valve, and a medium enters a pipeline of a solar heat collecting system through a liquid supplementing valve so as to supplement the medium in a heat storage and exchange water tank.
The beneficial effects of the utility model reside in that:
1. domestic water is isolated from the medium of the inner container, the water quality is clean, and continuous hot water supply is realized through heat exchange of the coil pipe;
2. when the heat pump host machine heats, a medium enters the inner container through the pipeline, heat is fully released, high-pressure protection and frequent starting of the heat pump host machine are avoided, and when the heat pump host machine refrigerates, the buffer water tank is connected into a refrigerating loop, so that the stability of the system is improved while frequent starting is prevented;
3. the solar energy medium inlet and the solar energy medium outlet are also arranged on the inner container of the heat storage and exchange water tank, so that the connection and the coupling control of a solar energy heat collection system are facilitated, the solar energy heat collection system heats the medium in the heat storage and exchange water tank through temperature difference circulation, during heating, medium backwater enters the heat storage and exchange water tank for preheating, the low-temperature heat energy of the inner container is absorbed, the energy consumption of a heat pump host is reduced, the organic combination of solar energy and air energy is realized, and the utilization rate of the solar energy is improved;
4. the vacuum tube type solar heat collector is directly communicated with the atmosphere, the pressure intensity in the inner container depends on the installation fall, the operation pressure of the system is small, an expansion tank is not needed, the safety is high, the material of the inner container can be thinned relative to the closed type, and the cost is saved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of another embodiment of the present invention.
In the figure, 100: a heat storage and exchange water tank; 101: a water inlet; 102: a water outlet; 103: a heat pump medium inlet; 104: a heat pump medium outlet; 105: a solar media inlet; 106: a solar media outlet; 107: a coil pipe; 108: an exhaust port; 109: an upper temperature probe; 110: a lower temperature probe; 200: a solar energy collection system; 201: a solar heat collector; 202: a fluid replenishing valve; 300: a heat pump host; 301: a water supply port of the heat pump; 302: a heat pump water return port; 400: fan coil end systems; 401: a fan coil; 402: a water supply pipeline of the fan; 403: a fan return water pipeline; 404: a fan electric valve; 500: a floor heating coil end system; 501: a floor heating coil pipe; 502: a water dividing and collecting device; 503: a floor heating water supply pipeline; 504: a ground heating water return pipeline; 600: a water supply main pipe; 700: a water return main pipe; 800: a buffer water tank; p1: a heat collection circulating pump; p2: a heat pump circulation pump; v1: a first electric control three-way valve; v2: and a second electric control three-way valve.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following examples.
Example 1: as shown in fig. 1, the utility model discloses an air source heat pump hot water, heating and refrigerating system, including storing heat exchange water tank 100, air source heat pump cooling and heating unit, water supply header 600 and return water header 700 are connected with heating and refrigeration end;
the heat storage and exchange water tank 100 comprises a shell, an inner container and a heat insulation layer between the shell and the inner container, wherein the inner container is provided with a water inlet 101, a water outlet 102, a heat pump medium inlet 103 and a heat pump medium outlet 104, the heat pump medium inlet 103 and the heat pump medium outlet 104 are both directly communicated with the inner container, a coil pipe 107 is arranged in the inner container, and the water inlet 101 and the water outlet 102 are respectively connected with and sealed with two ends of the coil pipe 107;
the air source heat pump cooling and heating unit comprises a heat pump host machine 300 and a heat pump circulating pump P2, wherein the heat pump host machine 300 is provided with a heat pump water supply port 301 and a heat pump water return port 302;
a water inlet 101 of the heat storage and exchange water tank is connected with a tap water supply pipeline, a water outlet 102 of the heat storage and exchange water tank is connected with a domestic hot water pipeline, a heat pump medium outlet 104 is communicated with a heat pump water return port 302 through a pipeline, a heat pump medium inlet 103 is connected with a heat pump water supply port 301 through a pipeline, a first electric control three-way valve V1 and a second electric control three-way valve V2 are arranged between the heat pump medium inlet 103 and the heat pump water supply port 301, the heat pump medium inlet 103 is connected with an outlet B of the first electric control three-way valve V1, an inlet A of the first electric control three-way valve V1 is connected with an inlet a of the second electric control three-way valve V2, a reversing port C of the first electric control three-way valve V1 is sequentially connected with a heat pump circulating pump P2 and a heat pump water return port 302 through pipelines, an outlet B of the second electric control three-way valve V2 is communicated with the heat pump water supply port 301 through a pipeline, a reversing port C of the second electric control three-way valve V36.
Further, the system further comprises a buffer water tank 800, the buffer water tank 800 is a hollow closed water tank, an inlet of the buffer water tank 800 is connected with a reversing port C of the first electric control three-way valve V1, and an outlet of the buffer water tank 800 is communicated with the heat pump water return port 302.
Further, the heating and refrigerating terminal comprises a fan coil terminal system 400 and a floor heating coil terminal system 500, the fan coil terminal system 400 comprises a fan coil 401, a fan water supply pipeline 402, a fan water return pipeline 403 and a fan electric valve 404, the floor heating coil terminal system 500 comprises a floor heating coil 501, a water collector 502, a floor heating water supply pipeline 503 and a floor heating water return pipeline 504, the fan water supply pipeline 402 and the floor heating water supply pipeline 503 are connected with a water supply main pipe 600, and the fan water return pipeline 403 and the floor heating water return pipeline 504 are connected with a water return main pipe 700.
When heating, the heat pump host 300 is started to be in a heating mode, an inlet A and an outlet B of a first electrically-controlled three-way valve V1 are communicated, an inlet a and a reversing port c of a second electrically-controlled three-way valve V2 are communicated, a heat pump circulating pump P2 is started, a medium in a pipeline flows out of a water supply port 301 of the heat pump, flows through a water supply main pipe 600 to reach the heating and refrigerating tail end to release heat, flows into a heat storage and exchange water tank 100 through a water return main pipe 700, then returns to a water return port 302 of the heat pump to perform heat exchange in the heat pump host 300, the circulation is repeated in the same way, the water return temperature of the heat pump is recorded as T.
During refrigeration, a refrigeration mode of the heat pump host 300 is started, an inlet A of a first electrically-controlled three-way valve V1 is communicated with a reversing port C, an inlet a of a second electrically-controlled three-way valve V2 is communicated with a reversing port C, a heat pump circulating pump P2 is started, a medium in a pipeline flows out of a water supply port 301 of the heat pump, flows through a water supply main pipe 600, returns to a water return port 302 of the heat pump after reaching the heating and refrigeration tail end to absorb heat, performs heat exchange in the heat pump host 300, and is circulated repeatedly in the same way, and when T4 reaches a set value.
When hot water is used, tap water enters from a water inlet 101, flows out from a water outlet 102 after being heated by a coil 107, when the temperature of the hot water is insufficient, a heating mode of the heat pump host 300 is started, an inlet A and an outlet B of a first electrically-controlled three-way valve V1 are communicated, an inlet a and an outlet B of a second electrically-controlled three-way valve V2 are communicated, a heat pump circulating pump P2 is started, a medium in a pipeline flows out from a heat pump water supply port 301, enters a heat pump medium inlet 103, exchanges heat with the coil 107, flows out from a heat pump medium outlet 104, returns to a heat pump water return port 302, exchanges heat in the heat pump host 300, the circulation is repeated, the temperature of the hot water reaches a set value, the heat pump host 300 is.
Example 2: as shown in fig. 2, the utility model discloses an air source heat pump hot water, heating and refrigerating system, including storing heat exchange water tank 100, air source heat pump cooling and heating unit, water supply header 600 and return water header 700 are connected with heating and refrigeration end;
the heat storage and exchange water tank 100 comprises a shell, an inner container and a heat insulation layer between the shell and the inner container, wherein the inner container is provided with a water inlet 101, a water outlet 102, a heat pump medium inlet 103 and a heat pump medium outlet 104, the heat pump medium inlet 103 and the heat pump medium outlet 104 are both directly communicated with the inner container, a coil pipe 107 is arranged in the inner container, and the water inlet 101 and the water outlet 102 are respectively connected with and sealed with two ends of the coil pipe 107; the inner container of the heat storage and exchange water tank 100 is also provided with a solar energy medium inlet 105 and a solar energy medium outlet 106, the solar energy medium inlet 105 and the solar energy medium outlet 106 are both directly communicated with the inner container, and the solar energy medium inlet 105 and the solar energy medium outlet 106 are connected with the solar energy heat collection system 200;
the solar heat collection system 200 comprises a solar heat collector 201, a heat collection circulating pump P1, a liquid supplementing valve 202 and a pipeline; the solar medium outlet 106, the heat collection circulating pump P1 and the water inlet of the solar heat collector 201 are sequentially connected through a pipeline, the solar medium inlet 105 is connected with the water outlet of the solar heat collector 201 through a pipeline, the liquid supplementing valve 202 is communicated with the solar heat collector 201 through a pipeline, the solar heat collector 201 is provided with a heat collection temperature probe, and the measured temperature is recorded as T1.
The air source heat pump cooling and heating unit comprises a heat pump host machine 300 and a heat pump circulating pump P2, wherein the heat pump host machine 300 is provided with a heat pump water supply port 301 and a heat pump water return port 302;
a water inlet 101 of the heat storage and exchange water tank is connected with a tap water supply pipeline, a water outlet 102 of the heat storage and exchange water tank is connected with a domestic hot water pipeline, a heat pump medium outlet 104 is communicated with a heat pump water return port 302 through a pipeline, a heat pump medium inlet 103 is connected with a heat pump water supply port 301 through a pipeline, a first electric control three-way valve V1 and a second electric control three-way valve V2 are arranged between the heat pump medium inlet 103 and the heat pump water supply port 301, the heat pump medium inlet 103 is connected with an outlet B of the first electric control three-way valve V1, an inlet A of the first electric control three-way valve V1 is connected with an inlet a of the second electric control three-way valve V2, a reversing port C of the first electric control three-way valve V1 is sequentially connected with a heat pump circulating pump P2 and a heat pump water return port 302 through pipelines, an outlet B of the second electric control three-way valve V2 is communicated with the heat pump water supply port 301 through a pipeline, a reversing port C of the second electric control three-way valve V36.
Furthermore, an upper temperature probe 109 positioned at the upper part of the heat storage and exchange water tank 100 and a lower temperature probe 110 positioned at the lower part of the heat storage and exchange water tank are arranged on the heat storage and exchange water tank 100, the upper temperature probe 109 monitors the temperature of the upper area of the inner container, recorded as T2, so as to display and control the outlet water temperature and control the flow rate of the heat pump medium, and the lower temperature probe 110 monitors the temperature of the lower area of the inner container, recorded as T3, so as to control the solar temperature difference cycle.
In the solar energy circulation mode, when the temperature T3 is lower than the set temperature, a heat collection temperature difference circulation is started, the set temperature difference for starting the heat collection circulation pump P1 is recorded as delta T1, the set temperature difference for closing the heat collection circulation pump P1 is recorded as delta T2, when the temperature difference between T1 and T3 is larger than or equal to delta T1, the heat collection circulation pump P1 is started, and when the temperature difference between T1 and T3 is smaller than or equal to delta T2, the heat collection circulation pump P1 is closed.
During heating, a heating mode of the heat pump host 300 is started, an inlet A and an outlet B of a first electric control three-way valve V1 are communicated, an inlet a and a reversing port c of a second electric control three-way valve V2 are communicated, a heat pump circulating pump P2 is started, a medium in a pipeline flows out of a water supply port 301 of the heat pump, flows through a water supply main pipe 600 to reach the heating and refrigerating tail end to release heat, flows into the heat storage and exchange water tank 100 through a water return main pipe 700, is preheated in the heat storage and exchange water tank 100 to absorb low-temperature heat energy converted from solar photo-thermal energy, then returns to a water return port 302 of the heat pump to perform heat exchange in the heat pump host 300, the circulation is repeated, and when T4.
During refrigeration, a refrigeration mode of the heat pump host 300 is started, an inlet A of a first electrically-controlled three-way valve V1 is communicated with a reversing port C, an inlet a of a second electrically-controlled three-way valve V2 is communicated with a reversing port C, a heat pump circulating pump P2 is started, a medium in a pipeline flows out of a water supply port 301 of the heat pump, flows through a water supply main pipe 600, returns to a water return port 302 of the heat pump after reaching the heating and refrigeration tail end to absorb heat, performs heat exchange in the heat pump host 300, and is circulated repeatedly in the same way, and when T4 reaches a set value.
When hot water is used, tap water enters from a water inlet 101, is heated by a coil 107 and then flows out from a water outlet 102, when the temperature of T2 is insufficient, a heating mode of the heat pump main unit 300 is started, an inlet A and an outlet B of a first electrically-controlled three-way valve V1 are communicated, an inlet a and an outlet B of a second electrically-controlled three-way valve V2 are communicated, a heat pump circulating pump P2 is started, a medium in a pipeline flows out from a heat pump water supply port 301 and enters a heat pump medium inlet 103, the medium exchanges heat with the coil 107 and then flows out from a heat pump medium outlet 104 and returns to a heat pump water return port 302, heat exchange is carried out in the heat pump main unit 300, the circulation is repeated, when the temperature of T2 reaches a set value, the.
Further, the solar heat collector 201 is a vacuum tube type solar heat collector, and the liquid replenishing valve 202 is a floating ball type or diaphragm type automatic water control valve. The vacuum tube type solar heat collector adopts an open structure, is provided with an exhaust pipe, has a function of automatically controlling the water level, and a medium enters a pipeline of the solar heat collecting system 200 through the liquid supplementing valve 202 so as to supplement the medium in the heat storage and exchange water tank 100.
Claims (6)
1. An air source heat pump hot water, heating and refrigerating system is characterized in that: the air source heat pump air conditioning system comprises a heat storage and exchange water tank (100), an air source heat pump cooling and heating unit, a water supply main pipe (600) and a water return main pipe (700), wherein the water supply main pipe (600) and the water return main pipe (700) are connected with a heating and refrigerating tail end;
the heat storage and exchange water tank (100) comprises a shell, an inner container and a heat insulation layer between the shell and the inner container, wherein the inner container is provided with a water inlet (101), a water outlet (102), a heat pump medium inlet (103) and a heat pump medium outlet (104), the heat pump medium inlet (103) and the heat pump medium outlet (104) are both directly communicated with the inner container, a coil (107) is arranged in the inner container, and the water inlet (101) and the water outlet (102) are respectively connected with and sealed with two ends of the coil (107);
the air source heat pump cooling and heating unit comprises a heat pump host (300) and a heat pump circulating pump (P2), wherein the heat pump host (300) is provided with a heat pump water supply port (301) and a heat pump water return port (302);
a water inlet (101) of the heat storage and exchange water tank is connected with a tap water supply pipeline, a water outlet (102) of the heat storage and exchange water tank is connected with a domestic hot water pipeline, a heat pump medium outlet (104) is communicated with a heat pump water return port (302) through a pipeline, a heat pump medium inlet (103) is connected with a heat pump water supply port (301) through a pipeline, a first electric control three-way valve (V1) and a second electric control three-way valve (V2) are arranged between the heat pump medium inlet (103) and the heat pump water supply port (301), the heat pump medium inlet (103) is connected with an outlet B of the first electric control three-way valve (V1), an inlet A of the first electric control three-way valve (V1) is connected with an inlet a of the second electric control three-way valve (V2), a reversing port C of the first electric control three-way valve (V1) is sequentially connected with a heat pump three-way valve (P2) and the water return pump water supply port (302), the water feeding mouth (301) of the heat pump is communicated with the water feeding main pipe (600) through a pipeline.
2. The air source heat pump hot water, heating and cooling system as claimed in claim 1, wherein: still contain buffer water tank (800), buffer water tank (800) are hollow closed water tank, and buffer water tank (800)'s entry is connected with the switching-over mouth C of automatically controlled three-way valve (V1), and buffer water tank (800)'s export and heat pump return water mouth (302) intercommunication.
3. The air source heat pump hot water, heating and cooling system as claimed in claim 1, wherein: the heating and refrigerating terminal comprises a fan coil terminal system (400) and a floor heating coil terminal system (500), wherein the fan coil terminal system (400) comprises a fan coil (401), a fan water supply pipeline (402), a fan water return pipeline (403) and a fan electric valve (404), the floor heating coil terminal system (500) comprises a floor heating coil (501), a water collector (502), a floor heating water supply pipeline (503) and a floor heating water return pipeline (504), the fan water supply pipeline (402) and the floor heating water supply pipeline (503) are connected with a water supply main pipe (600), and the fan water return pipeline (403) and the floor heating water return pipeline (504) are connected with a water return main pipe (700).
4. The air source heat pump hot water, heating and cooling system as claimed in claim 1, wherein: the solar heat collection system (200) comprises a solar heat collector (201), a heat collection circulating pump (P1), a liquid supplementing valve (202) and a pipeline, wherein a solar medium inlet (105) and a solar medium outlet (106) are also formed in the inner container of the heat storage and exchange water tank (100), the solar medium inlet (105) and the solar medium outlet (106) are both directly communicated with the inner container; the solar medium heat collector is characterized in that a solar medium outlet (106), a heat collection circulating pump (P1) and a water inlet of a solar heat collector (201) are sequentially connected through a pipeline, a solar medium inlet (105) is connected with a water outlet of the solar heat collector (201) through a pipeline, a liquid supplementing valve (202) is communicated with the solar heat collector (201) through a pipeline, and a heat collection temperature probe is arranged on the solar heat collector (201).
5. The air source heat pump hot water, heating and cooling system as claimed in claim 4, wherein: an upper temperature probe (109) positioned at the middle upper part and a lower temperature probe (110) positioned at the middle lower part are arranged on the heat storage and exchange water tank (100), and an exhaust port (108) is arranged at the top of the heat storage and exchange water tank (100).
6. The air source heat pump hot water, heating and cooling system as claimed in claim 4, wherein: the solar heat collector (201) is a vacuum tube type solar heat collector, and the liquid supplementing valve (202) is a floating ball type or diaphragm type automatic water control valve.
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| CN202020045159.6U CN211372823U (en) | 2020-01-10 | 2020-01-10 | Air source heat pump hot water, heating and refrigerating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116697638A (en) * | 2023-05-30 | 2023-09-05 | 江苏省华扬太阳能有限公司 | Multifunctional coupling system of solar energy-air source heat pump and control method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116697638A (en) * | 2023-05-30 | 2023-09-05 | 江苏省华扬太阳能有限公司 | Multifunctional coupling system of solar energy-air source heat pump and control method thereof |
| CN116697638B (en) * | 2023-05-30 | 2023-11-10 | 江苏省华扬太阳能有限公司 | Multifunctional coupling system of solar energy-air source heat pump and control method thereof |
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