CN210425646U - Hot water heating integrated heat exchange equipment and air conditioning system - Google Patents

Abstract

The utility model discloses a hot water system warm integration indirect heating equipment and air conditioning system, wherein, indirect heating equipment, include: the inner container is internally provided with a water storage cavity; coil pipe assembly, the dish is established on the outer wall of inner bag, and coil pipe assembly has water to hold the chamber including nested outer coil pipe and the inner coil pipe that sets up in the inner coil pipe, has the refrigerant between the outer wall of inner coil pipe and the inner wall of outer coil pipe and holds the chamber, and coil pipe assembly still includes and holds the circulating water import and the circulating water export of chamber intercommunication and hold the circulation refrigerant import and the circulation refrigerant export of chamber intercommunication with the refrigerant with water. The technical scheme of the utility model air conditioning system that can solve among the prior art effectively can not make hot water and warm up simultaneously to the problem that the volume of water indoor unit integration unit is too big.

Description

Hot water heating integrated heat exchange equipment and air conditioning system

Technical Field

The utility model relates to a heat pump air conditioner technical field particularly, relates to a hot water system warm integration indirect heating equipment and air conditioning system.

Background

In the prior art, an integrated unit of an air conditioning system for an internal water tank is to integrate the water tank and the internal unit together on the structural level. Specifically, as shown in fig. 1, the air conditioning system includes a compressor 1, a fin heat exchanger 2 (an outdoor heat exchanger), and a plate heat exchanger 3, which are connected in sequence and form a circuit in which a refrigerant circulates. In addition, the air conditioning system further includes a water tank 4, an end device (e.g., a wind pan, a floor heater, etc.), a water circulation line for the water tank, and an end water circulation line. Wherein, one side of the water circulation pipeline of the water tank is connected with the plate heat exchanger 3, the other side of the water circulation pipeline is communicated with the inside of the water tank 4, and the water tank 4 is provided with a water replenishing port 4-1 and a hot water port 4-2. One side of the tail end water circulation pipeline is connected with the plate type heat exchanger 3, the other side of the tail end water circulation pipeline is provided with a water inlet 5-1 and a water outlet 5-2, and the tail end equipment is communicated with the water inlet 5-1 and the water outlet 5-2. One of the water tank water circulation pipeline and the tail end water circulation pipeline can be selectively controlled to be connected with the plate heat exchanger 3 for heat exchange by switching the flow path through the three-way valve. When the water circulation pipeline of the water tank is connected with the plate heat exchanger 3 for heat exchange, water in the water tank 4 is heated and flows out through the hot water port 4-2 for users to use. When the tail end water circulation pipeline is connected with the plate type heat exchanger 3 for heat exchange, tail end equipment is heated, and therefore heating is achieved. However, the air conditioning system cannot supply energy to the water tank 4 and the end equipment at the same time, and a corresponding time-sharing control strategy must be designed, so that troubles are brought to users. In addition, due to the existence of the plate heat exchanger 3 and the excessively complex routing of internal pipelines, the volume of the integrated unit in the water tank is too large, and the integrated unit seriously occupies the installation space of customers.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an in provide a hot water system warm integration indirect heating equipment and air conditioning system to solve the air conditioning system among the prior art and can not make hot water and system warm simultaneously, and the too big problem of volume of water tank internal unit integration unit.

In order to achieve the above object, the utility model provides a heat exchange device, include: the inner container is internally provided with a water storage cavity; coil pipe assembly, the dish is established on the outer wall of inner bag, and coil pipe assembly has water to hold the chamber including nested outer coil pipe and the inner coil pipe that sets up in the inner coil pipe, has the refrigerant between the outer wall of inner coil pipe and the inner wall of outer coil pipe and holds the chamber, and coil pipe assembly still includes and holds the circulating water import and the circulating water export of chamber intercommunication and hold the circulation refrigerant import and the circulation refrigerant export of chamber intercommunication with the refrigerant with water.

Furthermore, a groove is formed on part of the outer wall of the inner container, and at least part of the outer coil pipe is positioned in the groove.

Furthermore, the part of the outer coil pipe positioned in the groove is attached to the groove wall of the groove.

Furthermore, the contour line of the cross section of the outer coil pipe comprises an arc-shaped section and a rectangular section connected with the arc-shaped section, and the part of the outer coil pipe corresponding to the arc-shaped section is positioned in the groove.

Further, the inner coil pipe and the part of the outer coil pipe corresponding to the arc-shaped section are coaxially arranged.

Furthermore, the end part of the inner coil pipe is provided with a bending section, the bending section penetrates from the side wall of the end part of the outer coil pipe to the outer side of the outer coil pipe, the opening of the bending section forms a circulating water inlet or a circulating water outlet, and the opening of the end part of the outer coil pipe forms a circulating refrigerant inlet or a circulating refrigerant outlet.

Further, the heat exchange equipment further comprises a physical magnesium rod and an electronic magnesium rod, and the physical magnesium rod and the electronic magnesium rod are inserted into the water storage cavity.

Further, the heat exchange equipment further comprises a shell, the inner container is arranged in the shell, and a heat insulation layer is arranged between the outer wall of the inner container and the inner wall of the shell.

According to another aspect of the utility model, an air conditioning system is provided, including indirect heating equipment, indirect heating equipment is foretell indirect heating equipment.

Further, the air conditioning system further comprises a compressor, an outdoor heat exchanger and a terminal device, wherein the compressor and the outdoor heat exchanger are connected with the heat exchange device through a circulating refrigerant inlet and a circulating refrigerant outlet to form a circulating refrigerant loop, and the terminal device is connected with the heat exchange device through a circulating water inlet and a circulating water outlet to form a circulating water loop.

Use the technical scheme of the utility model, the refrigerant of air conditioning system's outer machine enters into to the refrigerant between inner coil pipe and the outer coil pipe through the circulation refrigerant import and holds the intracavity, and the water of intracavity is held with the water of inner coil pipe to the refrigerant carries out the heat transfer, and simultaneously, the refrigerant still carries out the heat transfer with the water of the water storage intracavity of inner bag, and the refrigerant flows back to air conditioning system's outer machine through circulation refrigerant export after the heat transfer. Because the circulating water inlet and the circulating water outlet are connected with the tail end equipment of the air conditioning system, when the air conditioning system is in a heating mode, the refrigerant heats water in the water containing cavity of the inner coil pipe on one hand, and the part of water flows to the tail end equipment for heating after being heated; the refrigerant heats the water in the water storage cavity of the inner container on the other hand, thereby realizing the function of heating water. The heat exchange equipment can realize the functions of heating water and heating at the same time, improve the actual energy efficiency of the operation of the whole machine, ensure that the energy consumption of the whole machine is close to 100 percent of conversion rate, and save the actual cost of users. Simultaneously, make the user enjoy the warm environment in winter and in time can use comfortable hot water, promote user's use comfort and convenience. In addition, the heat exchange equipment cancels the original plate heat exchanger, and the structure and the internal pipeline routing are simplified to the greatest extent, so that the volume is reduced, and the installation and use area can be reduced to the greatest extent in the after-sale installation layer.

Drawings

FIG. 1 is a schematic diagram of a prior art air conditioning system;

fig. 2 is a schematic structural view of an inner container and a coil assembly of the hot water heating integrated heat exchange device according to the embodiment of the present invention;

FIG. 3 is an enlarged schematic view at A of FIG. 2;

FIG. 4 is an enlarged schematic view at B of FIG. 2;

FIG. 5 is a partial structural schematic view of a section of the liner and coil assembly of FIG. 2;

FIG. 6 is a partial structural view of a cross-section of the liner of FIG. 2;

FIG. 7 is a schematic structural diagram of the hot water heating integrated heat exchange device in FIG. 2;

FIG. 8 is a schematic cross-sectional view of the hot water heating integrated heat exchange device of FIG. 7; and

fig. 9 is a schematic structural diagram of an air conditioning system according to an embodiment of the present invention.

Description of reference numerals:

1. a compressor; 2. a finned heat exchanger; 3. a plate heat exchanger; 4. a water tank; 4-1, water replenishing port; 4-2, a hot water port; 5-1, a water inlet; 5-2, a water outlet; 10. an inner container; 11. a water storage cavity; 12. a water supplement inlet; 13. a hot water outlet; 14. a groove; 21. an outer coil pipe; 211. an arc-shaped section; 212. a rectangular section; 22. an inner coil pipe; 221. a water receiving chamber; 222. a circulating water inlet; 223. a circulating water outlet; 224. bending the section; 23. a refrigerant accommodating cavity; 24. a circulating refrigerant inlet; 25. a circulating refrigerant outlet; 30. a physical magnesium rod; 40. an electronic magnesium rod; 50. a housing; 60. a base; 70. an electric cabinet; 80. a safety valve; 91. a first temperature sensing probe; 92. a second temperature sensing probe; 100. an electric heating tube; 200. a compressor; 300. an outdoor heat exchanger; 400. a four-way valve; 500. a gas-liquid separator; 600. an economizer.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific examples, which should not be construed as limiting the invention.

As shown in fig. 2 to 5 and 7 to 9, the hot water heating and warming integrated heat exchange device of the present embodiment is used in an air conditioning system, and integrates a heat exchanger of an original internal machine with a water tank. Specifically, the left side of the dotted line part in fig. 9 shows an external unit of the air conditioning system, and the right side of the dotted line part in fig. 9 shows the heat exchange device. The heat exchange device comprises an inner container 10 and a coil assembly. The inner container 10 is internally provided with a water storage cavity 11, and the inner container 10 is provided with a water supplementing inlet 12 and a hot water outlet 13 which are communicated with the water storage cavity 11. The coil assembly is spirally coiled on the outer wall of the inner container 10. The coil assembly includes an outer coil 21 and an inner coil 22 in a nested arrangement. The inner coil 22 has a water receiving chamber 221 therein. A refrigerant accommodating cavity 23 is formed between the outer wall of the inner coil 22 and the inner wall of the outer coil 21. The coil assembly further includes a circulating water inlet 222 and a circulating water outlet 223 communicated with the water accommodating chamber 221, and a circulating refrigerant inlet 24 and a circulating refrigerant outlet 25 communicated with the refrigerant accommodating chamber 23. The circulating water inlet 222 and the circulating water outlet 223 are connected to a terminal device (such as a wind plate, a floor heating device, etc.) of the air conditioning system, and the circulating refrigerant inlet 24 and the circulating refrigerant outlet 25 are connected to a refrigerant pipeline of an external unit of the air conditioning system.

By using the heat exchange device of this embodiment, the refrigerant of the outdoor unit of the air conditioning system enters the refrigerant accommodating cavity 23 between the inner coil 22 and the outer coil 21 through the circulating refrigerant inlet 24, the refrigerant exchanges heat with the water in the water accommodating cavity 221 of the inner coil 22, meanwhile, the refrigerant exchanges heat with the water in the water storage cavity 11 of the inner container 10, and the refrigerant after heat exchange flows back to the outdoor unit of the air conditioning system through the circulating refrigerant outlet 25. Because the circulating water inlet 222 and the circulating water outlet 223 are connected with the end equipment of the air conditioning system, when the air conditioning system is in a heating mode, the refrigerant heats the water in the water containing cavity 221 of the inner coil 22 on the one hand, and the heated part of the water flows to the end equipment for heating; the refrigerant heats the water in the water storage cavity 11 of the inner container 10, so as to realize the function of heating water. The heat exchange equipment can realize the functions of heating water and heating at the same time, improve the actual energy efficiency of the operation of the whole machine, ensure that the energy consumption of the whole machine is close to 100 percent of conversion rate, and save the actual cost of users. Simultaneously, make the user enjoy the warm environment in winter and in time can use comfortable hot water, promote user's use comfort and convenience. In addition, the heat exchange equipment cancels the original plate heat exchanger, and the structure and the internal pipeline routing are simplified to the greatest extent, so that the volume is reduced, and the installation and use area can be reduced to the greatest extent in the after-sale installation layer.

As shown in fig. 5 and 8, the entire space inside the inner container 10 of the heat exchanger of the present embodiment forms the water storage chamber 11, the entire space inside the inner coil 22 forms the water accommodating chamber 221, and the space between the outer wall of the inner coil 22 and the inner wall of the outer coil 21 forms the refrigerant accommodating chamber 23. That is to say, the water holds the lateral wall that the chamber 221 and the refrigerant held only separated the inner coil 22 between the chamber 23, and the refrigerant holds the lateral wall that only separated the outer coil 21 and the lateral wall of water storage chamber 11 between chamber 23 and the water storage chamber 11, can make the heat transfer effect of refrigerant and water in the water holding chamber 221, the water in the water storage chamber 11 better like this. Of course, in other embodiments not shown in the drawings, the water storage cavity may be only designed as a part of the inner container, the water containing cavity is only designed as a part of the inner coil, and the refrigerant containing cavity is only designed as a part of the inner coil and the outer coil, as long as the structure between the water containing cavity and the refrigerant containing cavity and the structure between the refrigerant containing cavity and the water storage cavity are ensured to be capable of conducting heat.

As shown in fig. 5, 6 and 8, in the heat exchange device of this embodiment, a part of the outer wall of the inner container 10 is recessed to form a spiral groove 14, and at least a part of the outer coil 21 is located in the groove 14, so that a certain positioning effect is exerted on the outer coil 21. The part of outer coil pipe 21 that is located recess 14 is laminated with the cell wall of recess 14 mutually, that is to say, the shape of the part of outer coil pipe 21 that is located recess 14 and the shape looks adaptation of the cell wall of recess 14 can make outer coil pipe 21 and recess 14 laminate inseparabler like this, the mutual heat transfer of being convenient for more. In this embodiment, the outline of the cross section of the outer coil 21 includes an arc-shaped section 211 and a rectangular section 212 connected to the arc-shaped section 211, and the portion of the outer coil 21 corresponding to the arc-shaped section 211 is located in the groove 14, that is, the cross section of the outer coil 21 is "D-shaped", and the cross section of the groove 14 is also "D-shaped". In the above structure, the heat exchange area between the outer coil 21 and the inner container 10 can be enlarged to a greater extent by the part of the outer coil 21 corresponding to the arc-shaped section 211, and meanwhile, the part of the outer coil 21 corresponding to the rectangular section 212 close to the outer side is a plane, so that the whole space can be saved.

It should be noted that the shape of the outer coil 21, the shape of the groove 14, and the matching manner of the outer coil 21 and the groove 14 are not limited to these, and in other embodiments not shown in the drawings, the outer coil and the groove may have other shapes, for example, the cross section of the outer coil is circular, and the cross section of the groove is arc; in addition, other heat conducting structures can be arranged between the outer coil pipe and the groove.

As shown in fig. 5, in the heat exchanging device of this embodiment, the inner coil 22 and the outer coil 21 are coaxially disposed to correspond to the arc-shaped section 211, so that the refrigerant accommodating cavity 23 has a uniform size corresponding to the portion of the groove 14, and therefore, the refrigerant accommodating cavity 23 and the water in the water storage cavity 11 exchange heat more uniformly, and the heat exchanging effect is better.

As shown in fig. 2 to 4 and 7, in the heat exchange device of the present embodiment, the ends of the two ends of the inner coil 22 are respectively provided with a bent section 224, and the bent section 224 penetrates from the side wall of the end of the outer coil 21 to the outside of the outer coil 21. An opening of the bending section 224 positioned at the upper part of the inner container 10 forms a circulating water outlet 223, and the circulating water outlet 223 is connected with a water inlet of the terminal equipment; an opening at the end part of the outer coil 21 positioned at the upper part of the inner container 10 forms a circulating refrigerant inlet 24, and the circulating refrigerant inlet 24 is connected with a large valve on a refrigerant pipeline of an outer machine of the air-conditioning system; an opening of a bending section 224 positioned at the lower part of the inner container 10 forms a circulating water inlet 222, and the circulating water inlet 222 is connected with a water outlet of the tail end equipment; an opening at the end of the outer coil 21 at the lower part of the inner container 10 forms a circulating refrigerant outlet 25, and the circulating refrigerant outlet 25 is connected with a small valve on a refrigerant pipeline of an outer unit of the air conditioning system. In addition, as shown in fig. 8, moisturizing import 12 and hot water outlet 13 are located the top of inner bag 10, and hot water outlet 13 department is provided with relief valve 80, and moisturizing import 12 department is provided with the moisturizing pipe, and this moisturizing pipe stretches into the bottom to water storage chamber 11 downwards, and the bottom of moisturizing pipe has a plurality of apopores, can guarantee the lower water of temperature of mending directly to let in the bottom of water storage chamber 11 like this when the moisturizing, prevents to cause the influence to the water that has heated in the water storage chamber 11. Compared with the existing various water inlets and outlets which are limited in arrangement and inconvenient to install after sale, the circulating water inlet 222, the circulating water outlet 223, the water supplementing inlet 12, the hot water outlet 13, the circulating refrigerant inlet 24 and the circulating refrigerant outlet 25 of the embodiment are flexibly designed according to the installation position of a user, so that the design difficulty and the construction cost of an after sale water pipe system are simplified, the after sale installation and maintenance are facilitated, the maximum cost is saved for the user, and the corresponding value of a brand is improved.

The specific positions of the circulating water inlet 222, the circulating water outlet 223, the makeup water inlet 12, the hot water outlet 13, the circulating refrigerant inlet 24, and the circulating refrigerant outlet 25 are not limited to these, and in another embodiment not shown in the drawings, the positions of the inlets and the outlets may be designed as needed. For example, the circulating water inlet and the circulating refrigerant inlet are provided at a lower portion of the inner container, and the circulating water outlet and the circulating refrigerant outlet are provided at an upper portion of the inner container.

As shown in fig. 8, in the heat exchange device of this embodiment, the heat exchange device further includes a physical magnesium rod 30 and an electronic magnesium rod 40. The physical magnesium rod 30 and the electronic magnesium rod 40 are inserted into the water storage cavity 11, so that the corrosion in the inner container 10 is reduced. The principle of sacrificial anode protection of the magnesium rod is as follows: two different metals are contacted with each other to form a metal couple and are immersed in the conductive solution, so that the electronegative side (anode) in the metal couple is accelerated to corrode due to the difference of the potentials of the two metals, and the electropositive side (cathode) is partially or completely protected. The two magnesium rods of the physical magnesium rod 30 and the electronic magnesium rod 40 are better in corrosion resistance. The physical magnesium rod 30 needs to be replaced after a period of operation, and the electronic magnesium rod 40 does not need to be replaced. The electronic magnesium rod 40 can play a role in protection during normal work, the physical magnesium rod 30 is not consumed, and if the electronic magnesium rod 40 breaks down, the physical magnesium rod 30 can assist in protection. In addition, the coil assembly (the outer coil 21 and the inner coil 22) is not in direct contact with the water in the water storage cavity 11 and is not easy to be scaled and corroded by the water.

As shown in fig. 7 and 8, in the heat exchange device of the present embodiment, the heat exchange device further includes a housing 50 and a base 60, the inner container 10 is disposed on the base 60, and the inner container 10 is located inside the housing 50. An insulating layer is arranged between the outer wall of the inner container 10 and the inner wall of the shell 50, so that the inner container 10 is insulated. In this embodiment, the heat-insulating layer is a foamed layer, and the thickness of the foamed layer is generally 40mm to 50 mm. Of course, the insulating layer is not limited to a foamed layer, and may be another insulating material in other embodiments. In addition, the electric cabinet 70 is further arranged in the middle of the shell 50, the first temperature sensing probe 91 is arranged on the upper portion of the inner container 10, the second temperature sensing probe 92 is arranged in the middle of the inner container 10, and the first temperature sensing probe 91 and the second temperature sensing probe 92 both extend into the water storage cavity 11, so that the temperatures of water with different heights in the water storage cavity 11 can be measured. The inner container 10 is also provided with an electric heating tube 100, and the electric heating tube 100 can assist heat exchange under special conditions to meet the requirements of customers. The bottom of the inner container 10 is provided with a drain outlet for discharging residual water in the inner container 10.

As shown in fig. 9, the present application further provides an air conditioning system, an embodiment of the air conditioning system according to the present application includes the heat exchange device, and the heat exchange device is the above-mentioned heat exchange device. Specifically, the air conditioning system further includes a compressor 200, an outdoor heat exchanger 300, a four-way valve 400, a gas-liquid separator 500, an economizer 600, and a terminal device. When the air conditioning system is heating, the compressor 200, the large valve on the refrigerant pipeline (air pipe), the heat exchange device (the circulating refrigerant inlet 24, the refrigerant accommodating cavity 23 and the circulating refrigerant outlet 25), the small valve on the refrigerant pipeline (liquid pipe), the economizer 600, the outdoor heat exchanger 300, the four-way valve 400, the gas-liquid separator 500 and the compressor 200 are sequentially connected to form a circulating refrigerant loop, and the direction indicated by the arrow in fig. 9 is the refrigerant flowing direction. The water outlet of the end equipment, the heat exchange equipment (a circulating water inlet 222, a water containing cavity 221 and a circulating water outlet 223) and the water inlet of the end equipment are sequentially connected to form a circulating water loop. When the unit operates the heating function, domestic water in the water storage cavity 11 of the inner container 10 and water used by the terminal equipment are heated simultaneously, the functions of heating water and heating are realized simultaneously, and the functions are flexibly operated by assisting the related water valves and control strategies. When the temperature of the domestic water in the water storage cavity 11 reaches one of the targets, the refrigerant heats the water used by the terminal equipment and keeps the temperature of the domestic water in the water storage cavity 11, so that the user can use constant-temperature hot water without delaying indoor heating, and the most comfortable winter use effect is realized. When the unit operates the refrigeration function, no water is stored in the inner container 10 of the heat exchange equipment, and cold water is directly prepared for the end equipment.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

Of course, the above is a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and decorations can be made without departing from the basic principle of the present invention, and these modifications and decorations are also considered to be within the scope of the present invention.

Claims (10)

1. A heat exchange apparatus, comprising:

the water storage device comprises a liner (10), wherein a water storage cavity (11) is arranged in the liner (10);

coil pipe assembly, the dish is established on the outer wall of inner bag (10), coil pipe assembly includes outer coil pipe (21) and interior coil pipe (22) that the nestification set up, it holds chamber (221) to have water in interior coil pipe (22), the outer wall of interior coil pipe (22) with it holds chamber (23) to have the refrigerant between the inner wall of outer coil pipe (21), coil pipe assembly still include with water holds circulating water import (222) and circulating water export (223) of chamber (221) intercommunication and with the refrigerant holds circulating refrigerant import (24) and circulating refrigerant export (25) of chamber (23) intercommunication.

2. A heat exchange device according to claim 1, characterised in that part of the outer wall of the inner container (10) is formed with a groove (14), and at least part of the outer coil (21) is located within the groove (14).

3. A heat exchange device according to claim 2, characterised in that the part of the outer coil (21) located inside the groove (14) abuts against the walls of the groove (14).

4. A heat exchange device according to claim 3, characterized in that the outline of the cross section of the outer coil (21) comprises an arc-shaped section (211) and a rectangular section (212) connected with the arc-shaped section (211), and the part of the outer coil (21) corresponding to the arc-shaped section (211) is positioned in the groove (14).

5. A heat exchange device according to claim 4, characterised in that the inner coil (22) is arranged coaxially with the portion of the outer coil (21) corresponding to the arc-shaped section (211).

6. The heat exchange device according to claim 1, wherein the end of the inner coil (22) is provided with a bent section (224), the bent section (224) penetrates from the side wall of the end of the outer coil (21) to the outer side of the outer coil (21), the opening of the bent section (224) forms the circulating water inlet (222) or the circulating water outlet (223), and the opening of the end of the outer coil (21) forms the circulating refrigerant inlet (24) or the circulating refrigerant outlet (25).

7. The heat exchange device according to claim 1, further comprising a physical magnesium rod (30) and an electronic magnesium rod (40), wherein the physical magnesium rod (30) and the electronic magnesium rod (40) are both inserted into the water storage cavity (11).

8. The heat exchange device according to claim 1, further comprising a shell (50), wherein the inner container (10) is arranged in the shell (50), and an insulating layer is arranged between the outer wall of the inner container (10) and the inner wall of the shell (50).

9. An air conditioning system comprising heat exchange apparatus, wherein the heat exchange apparatus is as claimed in any one of claims 1 to 8.

10. The air conditioning system of claim 9, further comprising a compressor (200), an outdoor heat exchanger (300), and a terminal device, wherein the compressor (200) and the outdoor heat exchanger (300) are connected to the heat exchanger through the circulating refrigerant inlet (24) and the circulating refrigerant outlet (25) to form a circulating refrigerant circuit, and the terminal device is connected to the heat exchanger through the circulating water inlet (222) and the circulating water outlet (223) to form a circulating water circuit.

Images