A heat pump system with a cold-heat coupled recovery function

Abstract

The application discloses a heat pump system with cold-heat coupling recovery function, belonging to the technical field of heat source air pumps. The device comprises a heat source air pump, a cold-heat energy extraction device is externally mounted on the heat source air pump, a cold-heat energy utilization mechanism is mounted on the cold-heat energy extraction device, the compressor generates a large amount of heat or cold air when working, the plug-in block is heated or cooled through contact, so that the plug-in block is heated or cooled, the channel is started to extract air outward, the external air enters the inside of the heat source air pump through the heat dissipation port and is extracted into the inside of the shell of the placing box by the air extraction pump, so that the inside of the placing box is heated or cooled, the door plate is opened to heat the articles when the compressor generates heat, the articles are refrigerated when the compressor is cooled, and when the compressor generates heat, the air extraction pump can make the external air enter the inside of the heat source air pump, so that the heat dissipation effect is improved.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of heat source air pump, in particular, relates to a heat pump system with cold and heat coupling type recovery function. BACKGROUND

[0002] As a kind of heat pump technology, heat source air pump has the reputation of "nature energy carrier", with the advantages of low cost, easy operation, good heating effect, safety, cleanliness and other advantages. With the energy in the ubiquitous air as the main power, a small amount of electric energy is used to drive the compressor to run, to realize the transfer of energy, without complex configuration, expensive water, recharge or soil heat exchange system and special machine room, which can gradually reduce the large amount of pollutants discharged to the atmosphere environment by traditional heating, and realize the purpose of energy saving and environmental protection while ensuring the heating effect.

[0003] Through retrieval, the prior art, patent application number: 202123391165.0 discloses an air heat source pump unit and air heat source pump system, when the heat generated by the compressor is dissipated through the heat dissipation sheet, the heat can be diffused into the waste heat recovery tank, and the end of the heat dissipation sheet in the waste heat recovery tank is in water, and the initial water temperature is low, so that the end of the heat dissipation sheet is always low, while the other end of the heat dissipation sheet is high, so that the temperature difference between the two ends of the heat dissipation sheet is large at the beginning, achieving the effect of rapid heat conduction. With the increase of water temperature in the waste heat recovery tank, the temperature difference between the two ends of the heat dissipation sheet gradually decreases, at this time, the water in the waste heat recovery tank is mixed into the heat preservation tank, so as to achieve the effect of waste heat recovery and utilization, and further realize the purpose of energy saving.

[0004] The above technical scheme still has the following defects: the heat generated by the compressor is used to heat the water, which cannot fully achieve the purpose of utilization, and the surface of the compressor will frost in the process of heating, resulting in waste of cold air. SUMMARY

[0005] In view of the problem that the heat generated by the compressor is used to heat the water, which cannot fully achieve the purpose of utilization, and the surface of the compressor will frost in the process of heating, resulting in waste of cold air, the present application provides a heat pump system with cold and heat coupling type recovery function, which comprises a heat source air pump, a cold and heat energy extraction device is installed outside the heat source air pump, and a cold and heat energy utilization mechanism is installed on the cold and heat energy extraction device. The assembly can effectively solve the above problems.

[0006] To solve the above problems, the technical scheme adopted by the present application is as follows.

[0007] The utility model provides a kind of heat pump system with cold and hot coupling type recovery function, including heat source air pump, the outside of the heat source air pump is equipped with cold and hot energy extraction device, and cold and hot energy extraction device is equipped with cold and hot energy utilization mechanism.

[0008] Specifically, the cold and hot energy generated during the operation of the heat source air pump can be extracted by the cold and hot energy extraction device, and the extracted cold and hot energy can be fully utilized by the cold and hot energy utilization mechanism.

[0009] Further, the two sides of the heat source air pump are provided with symmetrical heat dissipation ports, the front of the heat source air pump is provided with multiple slots, and one side wall of the heat source air pump is provided with a connecting pipe.

[0010] Specifically, the cold and hot energy extraction device is installed through the slots, and the heat source air pump exchanges air with the outside through the heat dissipation ports.

[0011] Further, the cold and hot energy extraction device includes a shell, the inside of the shell is provided with a plug-in block, the plug-in block is provided with multiple through grooves, the plug-in block is fixedly connected with a mounting frame at the end away from the plug-in block, the side wall of the mounting frame away from the plug-in block is provided with multiple mounting slots, and each mounting slot is provided with a heating pipe inside.

[0012] Specifically, the compressor is installed inside the mounting frame, and the heat or cold air generated during the operation of the compressor is transmitted to the shell through the plug-in block for utilization by the cold and hot energy utilization mechanism.

[0013] Further, the inside of the plug-in block is provided with multiple channels, the bottom of the multiple channels on both sides is provided with a first inclined surface inclined towards the central channel, the inside bottom of the middle channel is provided with a second inclined surface inclined towards the shell, the second inclined surface is fixedly connected with a water pipe at the bottom close to the first inclined surface, each channel is provided with a water tank connected with each other on the side wall close to the bottom, the inner wall of each channel is provided with multiple air inlet grooves, each channel is fixedly connected with a baffle inside, the bottom of the end of the baffle close to the shell is fixedly connected with a sealing plate, the sealing plate is fixedly connected with the bottom of each channel, the end of the shell away from the plug-in block is fixedly connected with the air inlet end of an air pump, the outer wall of the shell close to the air pump is fixedly connected with a base, and the air pump is movably installed above the base.

[0014] Specifically, the outside air can enter the inside through the air inlet grooves, the water generated during condensation in each channel can flow into the inside of the central channel through the first inclined surface, the water can flow out through the water pipe through the second inclined surface, the air can be pumped outwards through the air pump, the heat or cold air can be pumped outwards, and the baffle and the sealing plate can prevent the water from being pumped out during air pumping.

[0015] Further, the cold and heat energy utilization mechanism comprises a placing box and a water tank, the shell of the placing box is hollow inside, and the four corners of the front face of the placing box are provided with through holes penetrating the hollow part, the front face of the placing box is rotationally connected with a door plate, and the inside of the water tank is inserted with a drawer.

[0016] Specifically, the inside of the shell of the placing box is hollow for passing cold and hot air, the door plate is opened to place the articles needed to be heated or refrigerated inside, and the drawer is used to contain condensed water.

[0017] Further, the water pipe is movably connected with the upper end of the water tank and penetrates the water tank, and the air outlet end of the air suction pump is communicated with the hollow part of the shell of the placing box.

[0018] Further, the shells on both sides of the through slot are inserted into the inside of the slot, the inside of the mounting frame is mounted with the compressor, the mounting frame is mounted in the inside of the heat source air pump, and the shells are movably mounted on the outer wall of the heat source air pump.

[0019] Further, the heat source air pump comprises a compressor, a four-way reversing valve, a water side heat exchanger, an electromagnetic valve, a liquid accumulator, a filter, an electronic expansion valve one, an electronic expansion valve two, an air side heat exchanger, a high-pressure pressure switch, a gas-liquid separator, a low-pressure pressure switch, a capillary copper pipe, and a three-speed fan, one side of the water side heat exchanger is connected with the liquid accumulator, the other side is connected with a first interface of the four-way reversing valve, the liquid accumulator is connected with the filter, the filter is connected with the electronic expansion valve one and the electronic expansion valve two in parallel, the electronic expansion valve one and the electronic expansion valve two are connected with the filter, the filter is connected with the air side heat exchanger, the air side heat exchanger is connected with the three-speed fan, the three-speed fan is connected with a second interface of the four-way reversing valve, a third interface of the four-way reversing valve is connected with the compressor, the compressor is connected with the gas-liquid separator, the gas-liquid separator is connected with the low-pressure pressure switch, the low-pressure pressure switch is connected with a fourth interface of the four-way reversing valve, the gas-liquid separator is connected with the capillary net pipe, the capillary net pipe is connected with the electromagnetic valve, and the electromagnetic valve is connected with the filter and the liquid accumulator.

[0020] The specific control process is as follows:

[0021] 1. High ambient temperature heating operation: 35℃≤ heating environment temperature < 45℃;

[0022] The compressor normally operates to discharge high-temperature and high-pressure refrigerant vapor, which flows through the water side heat exchanger to exchange heat to obtain hot water and becomes high-pressure and medium-temperature liquid refrigerant, which is sent to the liquid accumulator; after being throttled and depressurized by the electronic expansion valve one and the electronic expansion valve two, the liquid refrigerant enters the evaporator to be evaporated to become low-pressure refrigerant vapor, which flows through the gas-liquid separator and enters the compressor, and the cycle is repeated.

[0023] At this time, the electronic expansion valve one and the electronic expansion valve two are opened; the electromagnetic valve is intermittently opened according to the exhaust temperature, and is opened when the exhaust temperature is greater than 105℃ and is closed when the exhaust temperature is lower than 95℃.

[0024] 2. Normal ambient temperature heating operation: 20℃ ≤ heating ambient temperature < 35℃;

[0025] The compressor operates normally, discharges high-temperature and high-pressure refrigerant vapor, flows through the water-side heat exchanger to exchange heat and produce hot water, becomes high-pressure and medium-temperature liquid refrigerant, and flows through the liquid accumulator; after being throttled and decompressed by the electronic expansion valve 1, enters the evaporator to evaporate and absorb heat, becomes low-pressure refrigerant vapor, flows through the gas-liquid separator, enters the compressor, and circulates in this way.

[0026] At this time, the electronic expansion valve 1 is opened, and the electromagnetic valve is intermittently opened according to the exhaust temperature, and is opened when the exhaust temperature is greater than 105℃ and is closed when the exhaust temperature is less than 95℃.

[0027] 3. Low ambient temperature heating operation: heating ambient temperature < 20℃;

[0028] The compressor operates normally, discharges high-temperature and high-pressure refrigerant vapor, flows through the water-side heat exchanger to exchange heat and produce hot water, becomes high-pressure and medium-temperature liquid refrigerant, and flows through the liquid accumulator; after being throttled and decompressed by the electronic expansion valve 2, enters the evaporator to evaporate and absorb heat, becomes low-pressure refrigerant vapor, flows through the gas-liquid separator, enters the compressor, and circulates in this way.

[0029] At this time, the electronic expansion valve 2 is opened, and the electromagnetic valve is closed.

[0030] 4. High ambient temperature refrigeration operation: refrigeration ambient temperature ≥ 35℃;

[0031] The compressor operates normally, discharges high-temperature and high-pressure refrigerant vapor, flows through the water-side heat exchanger to exchange heat and become high-pressure and medium-temperature liquid refrigerant, and flows through the liquid accumulator; after being throttled and decompressed by the electronic expansion valve 1 and the electronic expansion valve 2, enters the evaporator to evaporate and absorb heat, becomes low-pressure refrigerant vapor, flows through the gas-liquid separator, enters the compressor, and circulates in this way.

[0032] At this time, the electronic expansion valve 1 and the electronic expansion valve 2 are opened, the electromagnetic valve is closed, and the fan speed adopts the high-speed gear.

[0033] 5. Normal ambient temperature refrigeration operation: 20℃ ≤ refrigeration ambient temperature < 35℃;

[0034] The compressor operates normally, discharges high-temperature and high-pressure refrigerant vapor, flows through the water-side heat exchanger to exchange heat and become high-pressure and medium-temperature liquid refrigerant, and flows through the liquid accumulator; after being throttled and decompressed by the electronic expansion valve 1, enters the evaporator to evaporate and absorb heat, becomes low-pressure refrigerant vapor, flows through the gas-liquid separator, enters the compressor, and circulates in this way.

[0035] At this time, the electronic expansion valve 1 is opened, the electromagnetic valve is closed, and the fan speed adopts the medium-speed gear.

[0036] 6. Low ambient temperature refrigeration operation: refrigeration ambient temperature < 20℃;

[0037] The compressor operates normally, discharges high-temperature and high-pressure refrigerant steam, flows through the water side heat exchanger to change into high-pressure and medium-temperature liquid refrigerant, is throttled and decompressed by the electronic expansion valve II, enters the liquid accumulator, evaporates into low-pressure refrigerant steam in the evaporator, flows through the gas-liquid separator, and enters the compressor to circulate.

[0038] At this time, the electronic expansion valve II is opened, the electromagnetic valve is closed, and the fan speed adopts the low speed gear.

[0039] Advantages

[0040] Compared with the prior art, the present application has the following advantages:

[0041] (1) In the present application, when the compressor is working, the compressor will generate a lot of heat or cold air. The plug-in block is heated or cooled by contact, which makes the plug-in block temperature rise or fall. The outside air enters the inside of the heat source air pump through the heat dissipation port and is pumped into the inside of the shell of the placing box through the air inlet groove and the channel, so that the inside of the placing box is heated or cooled. The door panel can be opened to heat the goods when the compressor generates heat, and the goods can be refrigerated when the compressor cools down. When the compressor generates heat, the air pump can make the outside air enter the inside of the heat source air pump, which can increase the heat dissipation effect.

[0042] (2) In the present application, when the compressor is cooling, the condensate will be generated by the air pumping. The condensate is collected through the water tank and the first inclined surface to the bottom of the channel in the center, and flows into the inside of the drawer through the second inclined surface and the inside of the water pipe. The collected condensate can be used for other purposes by pulling the drawer, so that the utilization of cold and heat energy is more complete.

[0043] (3) In the present application, when the compressor is cooling and frosting, the heating pipe in the installation groove can be opened to blow hot air to the compressor to assist defrosting when the air is pumped out, which can achieve better cooling effect. BRIEF DESCRIPTION OF DRAWINGS

[0044] Figure 1 It is a structure schematic diagram of a heat pump system with cold and hot coupling type recycling function in the present application;

[0045] Figure 2 It is a structure schematic diagram of a heat source air pump in the present application;

[0046] Figure 3 It is a structure schematic diagram of a cold and heat energy pumping device in the present application;

[0047] Figure 4 It is an enlarged structure schematic diagram of A in the present application;

[0048] Figure 5 It is a structure schematic diagram of a cold and heat energy utilization mechanism in the present application;

[0049] Figure 6 The frame diagram of the heat source air pump system with refrigeration in the application;

[0050] Figure 7 The flow diagram of the heat source air pump system with refrigeration in the application;

[0051] Figure 8 The flow diagram of the heat source air pump system with refrigeration in the application;

[0052] Figure 9 The flow diagram of the heat source air pump system with refrigeration in the application;

[0053] Figure 10 The flow diagram of the heat source air pump system with refrigeration in the application;

[0054] Figure 11 The flow diagram of the heat source air pump system with refrigeration in the application;

[0055] Figure 12 The flow diagram of the heat source air pump system with refrigeration in the application.

[0056] The correspondence between the reference numbers in the figures and the component names is as follows:

[0057] 1, heat source air pump; 101, connecting pipeline; 102, heat dissipation port; 103, slot;

[0058] 2, cold and hot energy extraction device; 201, shell; 202, plug-in block; 203, through slot; 204, mounting frame;

[0059] 205, mounting slot; 206, heating pipe; 207, water pipe; 208, air inlet slot; 209, baffle; 210, first inclined surface;

[0060] 211, water tank; 212, second inclined surface; 213, passage; 214, base; 215, air extraction pump;

[0061] 3, cold and hot energy utilization mechanism; 301, placement box; 302, door plate; 303, through hole; 304, water tank; 305, drawer. DETAILED DESCRIPTION

[0062] The technical solutions in the embodiments of the application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the application.

[0063] EMBODIMENT

[0064] As Figures 1-5 shown, it is a preferred embodiment of the application with cold and hot coupled recovery function heat pump system structure schematic diagram, the embodiment of a cold and hot coupled recovery function heat pump system, including heat source air pump 1, the outside of heat source air pump 1 is installed with cold and hot energy extraction device 2, cold and hot energy extraction device 2 is installed with cold and hot energy utilization mechanism 3.

[0065] Specifically, the cold and hot energy extraction device 2 can be extracted from the heat source air pump 1 during operation of the cold and hot energy, the cold and hot energy utilization mechanism 3 can be fully utilized by extracting the cold and hot energy.

[0066] Further, the heat source air pump 1 is provided with symmetrical heat dissipation port 102 on both sides of the outer wall, the front of heat source air pump 1 is provided with a plurality of insertion slot 103, one side wall of heat source air pump 1 is provided with connecting pipe 101.

[0067] Specifically, the cold and hot energy extraction device 2 is installed through the insertion slot 103, and the heat source air pump 1 is exchanged with the outside air through the heat dissipation port 102.

[0068] Further, the cold and hot energy extraction device 2 includes a shell 201, the inside of the shell 201 is provided with a plug-in block 202, the plug-in block 202 is provided with a plurality of through slot 203, the plug-in block 202 is fixedly connected with the mounting frame 204 away from the plug-in block 202, the mounting frame 204 is provided with a plurality of mounting slot 205 on the side wall away from the plug-in block 202, and each mounting slot 205 is provided with a heating pipe 206.

[0069] Specifically, the compressor is installed in the mounting frame 204, and the heat or cold air generated by the compressor is transmitted to the shell 201 by the plug-in block 202 to be utilized by the cold and hot energy utilization mechanism 3.

[0070] Further, the inside of the plug-in block 202 is provided with a plurality of channels 213, the bottom of the plurality of channels 213 on both sides is provided with a first inclined surface 210 inclined to the central channel 213, the inner bottom of the middle channel 213 is provided with a second inclined surface 212 inclined to the shell 201, the second inclined surface 212 is fixedly connected with the water pipe 207 near the bottom of the first inclined surface 210, the side wall of each channel 213 near the bottom is provided with a water tank 211 in communication with each other, the inner wall of each channel 213 is provided with a plurality of air inlet grooves 208, the inside of each channel 213 is fixedly connected with a baffle 209, and the end of the baffle 209 close to the shell 201 is fixedly connected with a sealing plate, the sealing plate is fixedly connected with the bottom of each channel 213, the end of the shell 201 away from the plug-in block 202 is fixedly connected with the air inlet end of the air pump 215, the outer wall of the shell 201 close to the air pump 215 is fixedly connected with a base 214, and the air pump 215 is movably installed above the base 214.

[0071] Specifically, the outside wind can enter the inside through the air inlet grooves 208, the water produced in each channel 213 during condensation can flow into the inside of the central channel 213 through the first inclined surface 210, the water can flow out through the water pipe 207 through the second inclined surface 212, the hot energy or cold air can be pumped outwards through the air pump 215, and the water can be prevented from being pumped out during air pumping through the baffle 209 and the sealing plate.

[0072] Further, the cold and hot energy utilization mechanism 3 comprises a placing box 301 and a water tank 304, the inside of the shell of the placing box 301 is hollow, and the front four corners of the placing box 301 are provided with through holes 303 penetrating the hollow part, and the front of the placing box 301 is rotatably connected with a door plate 302, and the inside of the water tank 304 is plugged with a drawer 305.

[0073] Specifically, the inside of the shell of the placing box 301 is used for passing cold and hot air, the articles that need to be heated or refrigerated can be placed inside by opening the door plate 302, and the condensed water can be contained by the drawer 305.

[0074] Further, the water pipe 207 is movably connected with the upper end of the water tank 304 and penetrates the water tank 304, and the air outlet end of the air pump 215 communicates with the hollow part of the shell of the placing box 301.

[0075] Further, the shell 201 on both sides of the through slot 203 is inserted into the inside of the plug-in slot 103, the inside of the mounting frame 204 is mounted with a compressor, the mounting frame 204 is mounted in the inside of the heat source air pump 1, and the shell 201 is movably mounted on the outer wall of the heat source air pump 1.

[0076] Further, as Figure 6As shown, the heat source air pump 1 includes a compressor, a four-way reversing valve, a water side heat exchanger, a solenoid valve, a liquid accumulator, a filter, an electronic expansion valve one, an electronic expansion valve two, an air side heat exchanger, a high-pressure pressure switch, a gas-liquid separator, a low-pressure pressure switch, a capillary copper tube, and a three-speed fan. One side of the water side heat exchanger is connected with the liquid accumulator, and the other side is connected with a first interface of the four-way reversing valve. The liquid accumulator is connected with the filter. The filter is connected with the electronic expansion valve one and the electronic expansion valve two in parallel. The electronic expansion valve one and the electronic expansion valve two are connected with the filter. The filter is connected with the air side heat exchanger. The air side heat exchanger is connected with the three-speed fan. The three-speed fan is connected with a second interface of the four-way reversing valve. A third interface of the four-way reversing valve is connected with the compressor. The compressor is connected with the gas-liquid separator. The gas-liquid separator is connected with the low-pressure pressure switch. The low-pressure pressure switch is connected with a fourth interface of the four-way reversing valve. The gas-liquid separator is connected with the capillary net tube. The capillary net tube is connected with the solenoid valve. The solenoid valve is connected with the filter and the liquid accumulator.

[0077] The specific control process is as follows:

[0078] 1. High ambient temperature heating operation: 35℃≤ heating environment temperature < 45℃, (as shown in FIG. 1) ; Figure 7

[0079] The compressor operates normally, discharges high-temperature and high-pressure refrigerant vapor, flows through the water side heat exchanger to exchange heat and produce hot water, becomes high-pressure and medium-temperature liquid refrigerant, passes through the liquid accumulator, and then enters the evaporator after being throttled and decompressed by the electronic expansion valve one and the electronic expansion valve two, evaporates and absorbs heat to become low-pressure refrigerant vapor, flows through the gas-liquid separator, and enters the compressor, and the cycle continues.

[0080] At this time, the electronic expansion valve one and the electronic expansion valve two are opened. The solenoid valve is intermittently opened according to the exhaust temperature, and is opened when the exhaust temperature is greater than 105℃ and is closed when the exhaust temperature is less than 95℃.

[0081] 2. Normal environment temperature heating operation: 20℃≤ heating environment temperature < 35℃, (as shown in FIG. 2) ; Figure 8

[0082] The compressor operates normally, discharges high-temperature and high-pressure refrigerant vapor, flows through the water side heat exchanger to exchange heat and produce hot water, becomes high-pressure and medium-temperature liquid refrigerant, passes through the liquid accumulator, and then enters the evaporator after being throttled and decompressed by the electronic expansion valve one, evaporates and absorbs heat to become low-pressure refrigerant vapor, flows through the gas-liquid separator, and enters the compressor, and the cycle continues.

[0083] At this time, the electronic expansion valve one is opened, and the solenoid valve is intermittently opened according to the exhaust temperature, and is opened when the exhaust temperature is greater than 105℃ and is closed when the exhaust temperature is less than 95℃.

[0084] 3. Low environment temperature heating operation: heating environment temperature < 20℃, (as shown in FIG. 3) ; Figure 9

[0085] ​​​Compressor normal operation, discharge high temperature and high pressure refrigerant vapor, flow through the water side heat exchanger heat exchanger to make hot water into high pressure medium temperature liquid refrigerant, through the accumulator; electronic expansion valve two throttling pressure relief, into the evaporator evaporation heat into low pressure refrigerant vapor, flow through the gas-liquid separator, into the compressor, so the cycle.

[0086] At this time the electronic expansion valve two open, solenoid valve is closed.

[0087] 4, high ambient temperature refrigeration operation: refrigeration environment temperature ≥ 35 ℃, (such as Figure 10 shown);

[0088] Compressor normal operation, discharge high temperature and high pressure refrigerant vapor, flow through the water side heat exchanger heat exchanger to make hot water into high pressure medium temperature liquid refrigerant, electronic expansion valve one and electronic expansion valve two throttling pressure relief, through the accumulator; into the evaporator evaporation heat into low pressure refrigerant vapor, flow through the gas-liquid separator, into the compressor, so the cycle.

[0089] At this time the electronic expansion valve one and electronic expansion valve two open, solenoid valve is closed, fan speed using high speed.

[0090] 5, ordinary ambient temperature refrigeration operation: 20 ℃ ≤ refrigeration environment temperature < 35 ℃, (such as Figure 11 shown);

[0091] Compressor normal operation, discharge high temperature and high pressure refrigerant vapor, flow through the water side heat exchanger heat exchanger to make hot water into high pressure medium temperature liquid refrigerant, electronic expansion valve one throttling pressure relief, through the accumulator; into the evaporator evaporation heat into low pressure refrigerant vapor, flow through the gas-liquid separator, into the compressor, so the cycle.

[0092] At this time the electronic expansion valve one open, solenoid valve is closed, fan speed using medium speed.

[0093] 6, low ambient temperature refrigeration operation: refrigeration environment temperature < 20 ℃, (such as Figure 12 shown);

[0094] Compressor normal operation, discharge high temperature and high pressure refrigerant vapor, flow through the water side heat exchanger heat exchanger to make hot water into high pressure medium temperature liquid refrigerant, electronic expansion valve two throttling pressure relief, through the accumulator; into the evaporator evaporation heat into low pressure refrigerant vapor, flow through the gas-liquid separator, into the compressor, so the cycle.

[0095] At this time the electronic expansion valve two open, solenoid valve is closed, fan speed using low speed.

[0096] Working principle: when the compressor mechanism works, the compressor will generate a lot of heat or cold air, through the contact of the plug-in block 202, the heat or cold is generated to make the plug-in block 202 temperature rise or drop, the channel 213 is started to draw air outward, the external air enters the inside of the heat source air pump 1 through the heat dissipation port 102 and is drawn into the inside of the shell of the placing box 301 by the air pump 215 through the air inlet groove 208 and the channel 213, so that the inside of the placing box 301 is heated or cooled, the door plate 302 is opened to heat the articles when the compressor generates heat, the articles are refrigerated when the compressor cools, and when the compressor generates heat, the air drawn by the air pump 215 can make the external air enter the inside of the heat source air pump 1, which can increase the heat dissipation effect; when the compressor cools, the air drawn outward will generate condensate, the condensate is gathered to the bottom of the channel 213 at the center through the water groove 211 and the first inclined surface 210, enters the inside of the water pipe 207 through the second inclined surface 212 and flows into the inside of the drawer 305, the collected condensate can be used for other purposes by pulling the drawer 305, so that the utilization of heat and cold energy is more complete; when the compressor cools and frosts, the air drawn outward can blow hot air to the compressor through the heating pipe 206 in the installation groove 205 to assist defrosting, which can achieve better refrigeration effect.

[0097] The above is a further detailed description of the present application in combination with the specific embodiments, which cannot be considered as limiting the specific embodiments of the present application to these descriptions. For ordinary skilled persons in the technical field to which the present application belongs, without departing from the concept of the present application, a number of simple deductions or replacements can be made, which should be considered as belonging to the protection scope determined by the claims of the present application.

Claims

1. A heat pump system having a cold-heat coupled recovery function, characterized by: The utility model provides a heat source air pump (1), the outside of heat source air pump (1) is equipped with cold and hot energy extraction device (2), and cold and hot energy extraction device (2) is equipped with cold and hot energy utilization mechanism (3), and cold and hot energy extraction device (2) includes shell (201), the inside of shell (201) is provided with the plug -in block (202), the plug -in block (202) is provided with a plurality of through -groove (203), and the one end away from the plug -in block (202) of plug -in block (202) is fixedly connected with the mounting frame (204), and the side wall of mounting frame (204) away from the plug -in block (202) is provided with a plurality of mounting groove (205), and the inside of each mounting groove (205) is provided with heating pipe (206).

2. The heat pump system with cold-heat coupled recovery function according to claim 1, characterized in that: The inside of the plug -in block (202) is provided with a plurality of channels (213), the bottom of the plurality of channels (213) on both sides is provided with the first inclined plane (210) inclined to the central channel (213), the inner side bottom of the middle channel (213) is provided with the second inclined plane (212) inclined to the shell (201), the bottom of the second inclined plane (212) close to the first inclined plane (210) is fixedly connected with the water pipe (207), the side wall close to the bottom of each channel (213) is provided with the water tank (211) intercommunication, the inner wall of each channel (213) is provided with a plurality of air inlet grooves (208), the inside of each channel (213) is fixedly connected with the baffle (209), and the bottom of the one end close to the shell (201) of baffle (209) is fixedly connected with the sealing plate, the sealing plate is fixedly connected with the bottom of each channel (213), and the one end away from the plug -in block (202) of shell (201) is fixedly connected with the air inlet end of the air pump (215), and the outer wall close to the air pump (215) of shell (201) is fixedly connected with the base (214), and the air pump (215) is movably installed above the base (214).

3. The heat pump system with cold-heat coupled recovery function according to claim 2, characterized in that: The cold and hot energy utilization mechanism (3) includes a placing box (301) and a water tank (304), the hollow inside of the shell of the placing box (301) is provided with a through hole (303) penetrating through the hollow part, and the front of the placing box (301) is rotatably connected with a door plate (302), and the drawer (305) is inserted into the water tank (304).

4. The heat pump system with cold-heat coupled recovery function according to claim 3, characterized in that: The both sides of the heat source air pump (1) are provided with symmetrical heat dissipation openings (102), the front of the heat source air pump (1) is provided with a plurality of insertion slots (103), and one side wall of the heat source air pump (1) is provided with a connecting pipeline (101).

5. The heat pump system with cold-heat coupled recovery function according to claim 4, characterized in that: The water pipe (207) is movably connected with the upper end of the water tank (304) and penetrates the water tank (304), and the air outlet end of the air pump (215) is communicated with the hollow part of the shell of the placing box (301).

6. The heat pump system with cold-heat coupled recovery function according to claim 5, characterized in that: The both sides of the through groove (203) are inserted into the inside of the insertion slot (103), the inside of the mounting frame (204) is mounted with a compressor, the mounting frame (204) is mounted in the heat source air pump (1), and the shell (201) is movably mounted on the outer wall of the heat source air pump (1).

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