Solar ground source heat pump air conditioner hot water equipment

Abstract

The utility model provides solar ground source heat pump air conditioner hot water equipment which comprises a piston type compressor, a four-way valve, a domestic hot water heat exchanger, an air conditioner evaporator, an energy-saving assembly, a ground source heat pump system and a solar heat collection pipe evaporator. The heat conduction temperature of the domestic hot water heat exchanger is accurately controlled, stable hot water at the appropriate temperature is provided, the use experience of a user is improved, meanwhile, energy waste and potential safety hazards are avoided, the technical problem that an existing solar ground source heat pump air conditioner hot water device cannot effectively control domestic hot water heat is solved, and the service life of the domestic hot water device is prolonged. The system can be widely applied to various building places needing air conditioner refrigeration and heating and domestic hot water supply.

Description

TECHNICAL FIELD

[0001] The utility model relates to air conditioning field, especially a solar energy ground source heat pump air conditioner hot water equipment. BACKGROUND

[0002] With the continuous development of society, energy and environmental problems are increasingly concerned, people demand increasingly urgent efficient, energy saving, environmental protection energy utilization equipment, solar energy ground source heat pump air conditioner hot water equipment as a kind of renewable energy combining solar energy and geothermal energy, in the air conditioning refrigeration, heating and hot water supply of building and so on Play an important role.

[0003] Chinese utility model patent CN2748843Y discloses a solar energy-ground source heat pump air conditioner hot water equipment, belongs to air conditioning field, structure is on the basis of existing heat pump hot water equipment, between four-way valve 6 and gas-liquid separator 15, the circuit composed of solar energy collector tube evaporator 18 and solenoid valve 17 is connected in series in parallel;Condenser 5 is connected in parallel with solenoid valve 16;And add an underground heat sink 4, its two ends are connected with the inlet and outlet water pipes of condenser 5 respectively.Night, solenoid valve 16 is closed, solenoid valve 17 is opened, extracts ground energy to make hot water and heating;Day, solenoid valve 16 is opened, solenoid valve 17 is closed, extracts solar energy to make hot water and heating.The beneficial effects of the utility model are that ground energy and solar energy can be used intermittently and complement each other, so that the system can always operate efficiently and energy-saving.

[0004] However, the above-mentioned existing patent in use, the heat generated by compressor compression directly enters the hot water heat exchanger, which makes it difficult to effectively control the heat of hot water, which will lead to the change of environment temperature or user's demand for hot water temperature is different, can not provide stable, suitable temperature hot water, affect the user's experience, too high hot water temperature not only possible energy waste, there is a security risk of scalding users. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the technical deficiency of the above-mentioned, provides a solar energy ground source heat pump air conditioner hot water equipment.

[0006] For this purpose, the utility model provides a kind of solar ground source heat pump air conditioner hot water equipment, a kind of solar ground source heat pump air conditioner hot water equipment, including piston compressor, four-way valve, domestic hot water heat exchanger, air conditioner evaporator, energy saving component, ground source heat pump system and solar collector tube evaporator, the pipeline connection between piston compressor and four-way valve, the pipeline connection between four-way valve and domestic hot water heat exchanger, the pipeline connection between four-way valve and air conditioner evaporator, the pipeline connection between domestic hot water heat exchanger and air conditioner evaporator, the pipeline connection between air conditioner evaporator and energy saving component, the pipeline connection between energy saving component and ground source heat pump system, the pipeline connection between energy saving component and solar collector tube evaporator;

[0007] Temperature control component is installed between the four-way valve and domestic hot water heat exchanger;

[0008] The temperature control component includes heat pipe, three-way regulating valve, cold pipe, temperature regulating pipe, return pipe one, three-way valve two, return pipe two and return pipe three, the heat pipe is connected in the pipeline between four-way valve and air conditioner evaporator, the three-way regulating valve is connected in the output end of heat pipe, the cold pipe is connected on the output pipe of energy saving component, the output end of cold pipe is connected on three-way regulating valve, the temperature regulating pipe is connected between the output end of three-way regulating valve and the input end of domestic hot water heat exchanger, the return pipe one is connected on the output end of domestic hot water heat exchanger, the three-way valve two is connected on the output end of return pipe one, the return pipe two is connected on the output end of three-way valve two, the output end of return pipe two is connected on the pipeline of four-way valve and air conditioner evaporator, the return pipe three is connected on the output end of three-way valve two, and the output end of return pipe three is connected on the output pipe of energy saving component.

[0009] Preferably, the output end of the piston compressor is connected with the input end of the four-way valve with low-pressure pipe, the output end of the piston compressor is connected with the input end of the four-way valve with high-pressure pipe, the output end of the four-way valve is connected with the air conditioner evaporator with pipeline one, the pipeline one is installed with ball valve one, the output end of the energy saving component is connected with pipeline two, the output end of the pipeline two is connected with three-way valve one, the output end of the three-way valve one is connected with the input end of the ground source heat pump system with pipeline three, the output end of the three-way valve one is connected with the output end of the solar collector tube evaporator with pipeline four, the output end of the ground source heat pump system is connected with pipeline six, the output end of the solar collector tube evaporator is connected with pipeline five, the output end of the pipeline five and the pipeline six is connected with pipeline seven, and the output end of the pipeline seven is connected with the input end of the four-way valve.

[0010] Preferably, the pipeline five and the pipeline six are installed with one-way valve four.

[0011] Preferably, the input end of the heat pipe is connected to the pipeline I and located between the ball valve I and the four-way valve, and the output end of the return pipe II is connected to the pipeline I and located between the ball valve I and the air conditioner evaporator.

[0012] Preferably, a one-way valve I is installed on the heat pipe and located between the pipeline I and the three-way regulating valve, and a one-way valve II is installed on the return pipe II and located between the three-way valve II and the pipeline I.

[0013] Preferably, the input end of the cold pipe is connected to the pipeline II and located between the ball valve II and the three-way valve I, and the output end of the return pipe III is connected to the pipeline II and located between the cold pipe and the three-way valve I.

[0014] Preferably, a ball valve III is installed on the cold pipe and located between the pipeline II and the three-way regulating valve, and a ball valve IV is installed on the return pipe III and located between the pipeline II and the three-way valve II.

[0015] The solar ground source heat pump air conditioner hot water equipment has the following beneficial effects:

[0016] (1) By setting the piston compressor, four-way valve, air conditioner evaporator, energy saving component, ground source heat pump system, solar heat pipe evaporator, low pressure pipe, high pressure pipe, pipeline I, ball valve I, pipeline II, three-way valve I, pipeline III, pipeline IV, pipeline V, pipeline VI and pipeline VII, when heat is conducted to the air conditioner evaporator, the piston compressor sends the compressed high temperature and high pressure heat conducting medium to the four-way valve through the high pressure pipe, then enters the air conditioner evaporator through the pipeline I for heat conduction, and the high pressure and low temperature heat conducting medium after heat conduction enters the energy saving component to become low temperature and low pressure heat conducting medium, then reaches the three-way valve I through the pipeline II, and the low temperature and low pressure heat conducting medium can be selected to enter the ground source heat pump system or the solar heat pipe evaporator, and becomes high temperature and low pressure heat conducting medium after absorbing heat, and then enters the piston compressor through the pipeline V, pipeline VI and pipeline VII, four-way valve and low pressure pipe, and the cycle is repeated; when cold is conducted to the air conditioner evaporator, the piston compressor sends the compressed low temperature and high pressure heat conducting medium to the ground source heat pump system or the solar heat pipe evaporator through the four-way valve, pipeline VII, pipeline V or pipeline VI, and the high pressure and low temperature heat conducting medium after releasing heat enters the energy saving component through the three-way valve I and the pipeline II to become low temperature and low pressure heat conducting medium, and conducts cold to the air conditioner evaporator, and the high temperature and low pressure heat conducting medium after cold conduction enters the piston compressor through the pipeline I, four-way valve and low pressure pipe, and the cycle is repeated. The heat conduction and cold conduction functions of the air conditioner evaporator are realized, the use demand in different environments is met, and the applicability and energy utilization efficiency of the equipment are improved.

[0017] (2) by setting temperature control assembly, three-way regulating valve, cold pipe, temperature regulating pipe, backflow pipe one, three-way valve two, backflow pipe two and backflow pipe three, ball valve one, ball valve two, ball valve three and ball valve four, when needing to give life hot water heat exchanger heat exchange, piston compressor out high temperature and high pressure heat conducting medium passes through air conditioner evaporator and enters pipe one, ball valve one is closed, high temperature and high pressure heat conducting medium enters heat pipe, passes through check valve one and reaches three-way regulating valve, then passes through temperature regulating pipe and enters life hot water heat exchanger to conduct heat, becomes low temperature and low pressure heat conducting medium after conducting heat, passes through backflow pipe one and reaches three-way valve two, then passes through backflow pipe two and check valve two and returns to pipe one, then enters air conditioner evaporator to conduct heat again; when needing to control temperature, ball valve one is opened by half, half of high temperature and high pressure heat conducting medium passes through heat pipe and enters three-way regulating valve, and the other half enters air conditioner evaporator, low temperature and low pressure heat conducting medium used by air conditioner evaporator and energy saving assembly enters pipe two, ball valve two and ball valve three are opened, low temperature and low pressure heat conducting medium enters cold pipe, passes through cold pipe and enters three-way regulating valve, low temperature and low pressure heat conducting medium and high temperature and high pressure heat conducting medium are mixed into temperature regulating pipe through three-way regulating valve, the mixed temperature is appropriate, then the mixed temperature is transported to the inside of life hot water heat exchanger, low temperature and low pressure heat conducting medium from life hot water heat exchanger enters three-way valve two, ball valve four is opened, and is discharged to pipe two through backflow pipe three, the heat conducting temperature of life hot water heat exchanger is accurately controlled, stable and appropriate temperature hot water is provided, the use experience of users is improved, and energy waste and safety hazards are avoided; BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 is the front view of the utility model;

[0019] Fig. 2 is the front view of the utility model embodiment 1;

[0020] Fig. 3 is the front view of the utility model embodiment 2;

[0021] Mark in drawing: 1. piston compressor, 2. four-way valve, 3. life hot water heat exchanger, 4. air conditioner evaporator, 5. energy saving assembly, 6. ground source heat pump system, 7. solar energy heat collecting pipe evaporator, 8. low pressure pipe, 9. high pressure pipe, 10. pipe one, 11. ball valve one, 12. pipe two, 13. ball valve two, 14. three-way valve one, 15. pipe three, 16. pipe four, 17. heat pipe, 18. check valve one, 19. three-way regulating valve, 20. cold pipe, 21. ball valve three, 22. temperature regulating pipe, 23. backflow pipe one, 24. three-way valve two, 25. backflow pipe two, 26. check valve two, 27. backflow pipe three, 28. ball valve four, 29. pipe five, 30. pipe six, 31. check valve four, 32. pipe seven. DETAILED DESCRIPTION

[0022] The present invention will be further described below with reference to the accompanying drawings and specific embodiments to aid in understanding its content. Unless otherwise specified, the methods used in this invention are conventional methods; the raw materials and apparatus used, unless otherwise specified, are conventional commercially available products.

[0023] Example 1:

[0024] Depend on Figs. 1-2 As shown, this utility model provides a solar ground source heat pump air conditioning hot water device, which realizes the function of conducting heat and cold to the air conditioner evaporator. The specific working process is as follows:

[0025] The reciprocating compressor 1 serves as the power source for the entire system, providing power for the circulation of the heat transfer medium. It connects to the four-way valve 2 via high-pressure pipe 9 and low-pressure pipe 8, allowing the heat transfer medium to be transported. The four-way valve 2 switches the flow direction of the heat transfer medium to achieve different functional modes. A pipe 10 connects the compressor to the air conditioner evaporator 4, serving as the channel for the heat transfer medium to flow from the four-way valve 2 to the evaporator 4. A ball valve 11 is installed on pipe 10 to control the flow of the heat transfer medium within it. The air conditioner evaporator 4 facilitates heat exchange, providing cooling or heating for the air conditioner. An energy-saving component 5 performs energy-saving treatment on the heat transfer medium, improving energy efficiency. The output end of the energy-saving component 5 is connected to a second pipe 12, which transports the heat transfer medium treated by the energy-saving component 5. The output end of the second pipe 12 is connected to a three-way valve 14, which controls the flow direction of the heat transfer medium, selecting which part enters the ground. In the ground source heat pump system 6 or the solar collector tube evaporator 7, the output end of the three-way valve 14 is connected to the input end of the ground source heat pump system 6 by a pipe 3 15, which is the channel for the heat transfer medium to flow to the ground source heat pump system 6. The output end of the three-way valve 14 is connected to the output end of the solar collector tube evaporator 7 by a pipe 4 16, which is the channel for the heat transfer medium to flow to the solar collector tube evaporator 7. The output end of the ground source heat pump system 6 is connected to a pipe 6 30, and the output end of the solar collector tube evaporator 7 is connected to a pipe 5 29. One-way valves 4 31 are installed on both pipe 5 29 and pipe 6 30 to prevent the heat transfer medium from flowing back. The output of pipe 5 29 and pipe 6 30 is connected to a pipe 7 32, which collects the heat transfer medium from the ground source heat pump system 6 and the solar collector tube evaporator 7 and sends it back to the four-way valve. The output end of pipe 7 32 is connected to the input end of the four-way valve 2.

[0026] When the heat is conducted to the air conditioner evaporator 4, the piston compressor 1 sends the compressed high-temperature and high-pressure heat conducting medium to the four-way valve 2 through the high-pressure pipe 9, and then enters the air conditioner evaporator 4 through the pipe 1 10 to conduct heat, and after the heat conduction, it is converted into high-pressure and low-temperature heat conducting medium and enters the energy-saving assembly 5, and is converted into low-temperature and low-pressure heat conducting medium in the energy-saving assembly 5, and then reaches the three-way valve 1 4 through the pipe 2 12, and is controlled by the three-way valve 1 4, and the low-temperature and low-pressure heat conducting medium is selected to enter the ground source heat pump system 6 or the solar heat pipe evaporator 7, and is converted into high-temperature and low-pressure heat conducting medium after absorbing heat, and then enters the piston compressor 1 through the pipe 5 29, the pipe 6 30 and the pipe 7 32, the four-way valve 2 and the low-pressure pipe 8, and the cycle is repeated.

[0027] When the cold is conducted to the air conditioner evaporator 4, the piston compressor 1 sends the compressed low-temperature and high-pressure heat conducting medium to the four-way valve 2 through the high-pressure pipe 9, and then enters the air conditioner evaporator 4 through the pipe 1 10 to conduct heat, and after the heat conduction, it is converted into high-pressure and low-temperature heat conducting medium and enters the energy-saving assembly 5, and is converted into low-temperature and low-pressure heat conducting medium in the energy-saving assembly 5, and then reaches the three-way valve 1 4 through the pipe 2 12, and is controlled by the three-way valve 1 4, and the low-temperature and low-pressure heat conducting medium is selected to enter the ground source heat pump system 6 or the solar heat pipe evaporator 7, and is converted into high-temperature and low-pressure heat conducting medium after absorbing heat, and then enters the piston compressor 1 through the pipe 5 29, the pipe 6 30 and the pipe 7 32, the four-way valve 2 and the low-pressure pipe 8, and the cycle is repeated.

[0028] Embodiment 2:

[0029] As shown in Figs. 1-3 The utility model provides a kind of solar ground source heat pump air conditioner hot water equipment, realize the role of controlling life hot water heat exchanger 3 heat conducting temperature, and the specific working process is as follows:

[0030] Four-way valve 2 and life hot water heat exchanger 3 between installation have temperature control assembly, for accurately control the temperature of heat conducting medium into life hot water heat exchanger 3, temperature control assembly includes heat pipe 17, high-temperature and high-pressure heat conducting medium is guided from pipe 1 10 to three-way regulating valve 19, three-way regulating valve 19, adjusts the mixing ratio of high-temperature and high-pressure heat conducting medium and low-temperature and low-pressure heat conducting medium, to reach suitable temperature, cold pipe 20, low-temperature and low-pressure heat conducting medium is guided from pipe 2 12 to three-way regulating valve 19, temperature regulating pipe 22, transports the mixed heat conducting medium to life hot water heat exchanger 3, backflow pipe 1 23, low-temperature and low-pressure heat conducting medium from life hot water heat exchanger 3 is transported to three-way valve 2 4, three-way valve 2 4, control the flow direction of backflow heat conducting medium backflow pipe 2 5 or backflow pipe 3 27, backflow pipe 2 5 transports backflow heat conducting medium back to pipe 1 10, backflow pipe 3 27 transports backflow heat conducting medium back to pipe 2 12.

[0031] The input end of the heat pipe 17 is connected to the pipe 1 10 and located between the ball valve 1 1 and the four-way valve 2, and a one-way valve 1 8 is installed on the heat pipe 17 to prevent the reverse flow of the heat conducting medium. The three-way regulating valve 19 is connected to the output end of the heat pipe 17. The input end of the cold pipe 20 is connected to the pipe 2 12 and located between the ball valve 2 13 and the three-way valve 1 14. The ball valve 3 21 is installed on the cold pipe 20 to control the flow of the heat conducting medium in the cold pipe 20. The output end of the cold pipe 20 is connected to the three-way regulating valve 19. The temperature regulating pipe 22 is connected between the output end of the three-way regulating valve 19 and the input end of the domestic hot water heat exchanger 3. The return pipe 1 23 is connected to the output end of the domestic hot water heat exchanger 3. The three-way valve 2 24 is connected to the output end of the return pipe 1 23. The return pipe 2 25 is connected to the output end of the three-way valve 2 24. The output end of the return pipe 2 25 is connected to the pipe 1 10 and located between the ball valve 1 1 and the air conditioner evaporator 4. The one-way valve 2 26 is installed on the return pipe 2 25 to prevent the reverse flow of the heat conducting medium. The return pipe 3 27 is connected to the output end of the three-way valve 2 24. The output end of the return pipe 3 27 is connected to the pipe 2 12 and located between the cold pipe 20 and the three-way valve 1 14. The ball valve 4 28 is installed on the return pipe 3 27 to control the flow of the heat conducting medium in the return pipe 3 27.

[0032] When the heat conducting is needed for the domestic hot water heat exchanger 3, the high temperature and high pressure heat conducting medium from the piston compressor 1 enters the pipe 1 10 through the air conditioner evaporator 4. The ball valve 1 1 is closed, and the high temperature and high pressure heat conducting medium enters the heat pipe 1 7. After passing through the one-way valve 1 8, it reaches the three-way regulating valve 1 9, and then enters the domestic hot water heat exchanger 3 through the temperature regulating pipe 22 for heat conducting. After heat conducting, it is converted into low temperature and low pressure heat conducting medium, which reaches the three-way valve 2 24 through the return pipe 1 23, and then returns to the pipe 1 10 through the return pipe 2 25 and the one-way valve 2 26, and then enters the air conditioner evaporator 4 for heat conducting.

[0033] When the temperature needs to be controlled, the ball valve 1 1 is opened by half. Half of the high temperature and high pressure heat conducting medium enters the three-way regulating valve 1 9 through the heat pipe 1 7, and the other half enters the air conditioner evaporator 4. The low temperature and low pressure heat conducting medium used by the air conditioner evaporator 4 and the energy saving assembly 5 enters the pipe 2 12. The ball valve 2 13 and the ball valve 3 21 are opened, and the low temperature and low pressure heat conducting medium enters the cold pipe 2 0. The low temperature and low pressure heat conducting medium enters the three-way regulating valve 1 9 through the cold pipe 2 0, and then enters the temperature regulating pipe 2 22 through the three-way regulating valve 1 9 to control the mixing of the low temperature and low pressure heat conducting medium and the high temperature and high pressure heat conducting medium. The mixed temperature is appropriate, and then it is sent to the inside of the domestic hot water heat exchanger 3. At this time, the low temperature and low pressure heat conducting medium from the domestic hot water heat exchanger 3 enters the three-way valve 2 24. The ball valve 4 28 is opened, and the low temperature and low pressure heat conducting medium is discharged back to the pipe 2 12 through the return pipe 3 27.

[0034] In the description of the utility model, need understanding is, the term "left", "right", "up", "down", "top", "bottom", "front", "back", "inside", "outside", "back", "intermediate" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the indicated device or element must have a specific orientation, a specific orientation structure and operation, therefore it cannot be understood as a limitation on the utility model.

[0035] The above-mentioned is only a specific embodiment of the utility model, and cannot limit the range of the utility model, so the replacement of equivalent components or equivalent changes and modifications made in the protection range of the utility model patent should still belong to the scope covered by the claims of the utility model.

Claims

1. A solar-powered ground-source heat pump air conditioning and hot water system, comprising a piston compressor (1), a four-way valve (2), a domestic hot water heat exchanger (3), an air conditioning evaporator (4), an energy-saving component (5), a ground-source heat pump system (6), and a solar collector tube evaporator (7), characterized in that: The piston compressor (1) is connected to the four-way valve (2) by a pipeline, the four-way valve (2) is connected to the domestic hot water heat exchanger (3) by a pipeline, the four-way valve (2) is connected to the air conditioner evaporator (4) by a pipeline, the domestic hot water heat exchanger (3) is connected to the air conditioner evaporator (4) by a pipeline, the air conditioner evaporator (4) is connected to the energy-saving component (5) by a pipeline, the energy-saving component (5) is connected to the ground source heat pump system (6) by a pipeline, and the energy-saving component (5) is connected to the solar collector tube evaporator (7) by a pipeline. A temperature control component is installed between the four-way valve (2) and the domestic hot water heat exchanger (3); The temperature control assembly includes a heat pipe (17), a three-way regulating valve (19), a cold pipe (20), a temperature regulating pipe (22), a return pipe one (23), a three-way valve two (24), a return pipe two (25), and a return pipe three (27). The heat pipe (17) is connected between the four-way valve (2) and the air conditioner evaporator (4). The three-way regulating valve (19) is connected to the output end of the heat pipe (17). The cold pipe (20) is connected to the output pipe of the energy-saving assembly (5). The output end of the cold pipe (20) is connected to the three-way regulating valve (19). The temperature regulating pipe (22) is connected to the three-way regulating valve (19). Between the output end of the throttle valve (19) and the input end of the domestic hot water heat exchanger (3), the first return pipe (23) is connected to the output end of the domestic hot water heat exchanger (3), the second three-way valve (24) is connected to the output end of the first return pipe (23), the second return pipe (25) is connected to the output end of the second three-way valve (24), the output end of the second return pipe (25) is connected to the pipe between the four-way valve (2) and the air conditioner evaporator (4), the third return pipe (27) is connected to the output end of the second three-way valve (24), and the output end of the third return pipe (27) is connected to the output pipe of the energy-saving component (5).

2. The solar ground source heat pump air conditioning and hot water equipment according to claim 1, characterized in that, The piston compressor (1) is connected to the input end of the four-way valve (2) via a low-pressure pipe (8). The output end of the piston compressor (1) is connected to the input end of the four-way valve (2) via a high-pressure pipe (9). The output end of the four-way valve (2) is connected to the air conditioner evaporator (4) via a pipe (10). A ball valve (11) is installed on the pipe (10). The output end of the energy-saving component (5) is connected to a pipe (12). The output end of the pipe (12) is connected to a three-way valve (14). Pipe 3 (15) is connected between the output end of the three-way valve (14) and the input end of the ground source heat pump system (6). Pipe 4 (16) is connected between the output end of the three-way valve (14) and the output end of the solar collector tube evaporator (7). Pipe 6 (30) is connected to the output end of the ground source heat pump system (6). Pipe 5 (29) is connected to the output end of the solar collector tube evaporator (7). Pipe 7 (32) is connected to the output of pipe 5 (29) and pipe 6 (30). The output end of pipe 7 (32) is connected to the input end of the four-way valve (2).

3. A solar ground source heat pump air conditioning and hot water equipment according to claim 2, characterized in that, One-way valve four (31) is installed on both pipe five (29) and pipe six (30).

4. A solar ground source heat pump air conditioning and hot water equipment according to claim 2, characterized in that, The input end of the heat pipe (17) is connected to the first pipe (10) and is located between the first ball valve (11) and the four-way valve (2). The output end of the second return pipe (25) is connected to the first pipe (10) and is located between the first ball valve (11) and the air conditioner evaporator (4).

5. A solar ground source heat pump air conditioning and hot water equipment according to claim 2, characterized in that, A one-way valve (18) is installed on the heat pipe (17), and the one-way valve (18) is located between the pipe (10) and the three-way regulating valve (19). A one-way valve (26) is installed on the return pipe (25), and is located between the three-way valve (24) and the pipe (10).

6. A solar ground source heat pump air conditioning and hot water equipment according to claim 2, characterized in that, The input end of the cold pipe (20) is connected to the second pipe (12) and is located between the second ball valve (13) and the first three-way valve (14). The output end of the third return pipe (27) is connected to the second pipe (12) and is located between the cold pipe (20) and the first three-way valve (14).

7. A solar ground source heat pump air conditioning and hot water equipment according to claim 2, characterized in that, A ball valve three (21) is installed on the cold pipe (20) and is located between pipe two (12) and three-way regulating valve (19). A ball valve four (28) is installed on the return pipe three (27) and is located between pipe two (12) and three-way valve two (24).

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