CN117570582A

CN117570582A - Water chilling unit

Info

Publication number: CN117570582A
Application number: CN202311766984.XA
Authority: CN
Inventors: 秦闯; 谢航航; 王先锋; 芦文杰
Original assignee: Suzhou Envicool Temperature Control Technology Co ltd
Current assignee: Suzhou Envicool Temperature Control Technology Co ltd
Priority date: 2023-12-21
Filing date: 2023-12-21
Publication date: 2024-02-20

Abstract

The application discloses cooling water set, this cooling water set include casing, refrigeration cycle subassembly and cooling cycle subassembly, and refrigeration cycle subassembly sets up in the casing, and cooling cycle subassembly sets up in the casing, wherein, is equipped with first installation district and second installation district in the casing, and refrigeration cycle subassembly includes compressor and condenser, and the compressor sets up in first installation district, and the condenser sets up in the second installation district, and cooling cycle subassembly sets up in first installation district and is located the top of compressor. The cooling circulation assembly of this application sets up in first installation zone and is located the top of compressor, make full use of the inside longitudinal space of cooling water set for cooling water set's inner structure is compacter, has reduced the required space of installation cooling water set, and the overall arrangement is more reasonable, has alleviateed cooling water set bottom space's degree of congestion, thereby has reduced the windage, makes the airflow organization more even, and the return air heat dissipation is more smooth and easy, and then has improved heat exchange efficiency, and cooling water set's performance is more outstanding.

Description

Water chilling unit

Technical Field

The application relates to the technical field of compression refrigeration, in particular to a water chilling unit.

Background

In a refrigerant circulation system and a water circulation system of a water chiller, the refrigerant circulation system generally includes an evaporator, a condenser, a compressor, a throttle expansion valve, a fan, and the like, and the water circulation system generally includes a water pump and the like. In the installation process, the components such as the compressor, the condenser, the evaporator and the like are usually assembled respectively, for example, the compressor is firstly installed at the bottom of the frame, then the condenser is installed in the frame, then the evaporator is installed in the frame, finally copper pipes among the compressor, the condenser and the evaporator and other components are welded together, and after the assembly of the components of the refrigeration system is completed, the assembly of the electronic control module is performed.

In the process of implementing the present application, the inventor finds that at least the following problems exist in the prior art:

in the existing system, devices such as a water pump, an evaporator and the like and a compressor are installed on a base at the same time, so that space at the bottom of a water chilling unit is blocked, return air heat dissipation is affected, and air flow organization is easily uneven, so that heat exchange efficiency is reduced, and performance of the water chilling unit is affected.

Disclosure of Invention

In order to overcome the problems in the prior art, the main purpose of the application is to provide a water chilling unit with higher heat exchange efficiency.

In order to achieve the above purpose, the present application specifically adopts the following technical scheme:

a chiller, comprising:

a housing;

the refrigeration cycle assembly is arranged on the shell and can realize the circulation of a refrigerant;

the cooling circulation assembly is arranged on the shell and connected with the refrigeration circulation assembly, circulation of cooling liquid can be achieved by the cooling circulation assembly, and the cooling liquid can exchange heat with the refrigerant in the refrigeration circulation assembly;

wherein, be equipped with first installation district and second installation district in the casing, refrigeration cycle subassembly includes compressor and condenser, the compressor set up in first installation district, the condenser set up in second installation district, the refrigeration cycle subassembly set up in first installation district and be located the top of compressor.

In some embodiments, the refrigeration cycle assembly further comprises an evaporator, a throttling device, and a first conduit, the evaporator, the throttling device, and the first conduit are disposed in the first mounting area, respectively, and the compressor, the condenser, the throttling device, and the first heat exchange passage of the evaporator are connected by the first conduit, respectively.

In some embodiments, the evaporator and the throttling device are located above the compressor, respectively.

In some embodiments, the refrigeration cycle assembly further comprises a filter disposed in the first mounting region, and the filter is disposed in the first conduit and at an input of the condenser.

In some embodiments, the cooling cycle assembly includes an expansion tank, a water pump, and a second pipeline, the expansion tank, the water pump, and the second pipeline are respectively disposed in the first installation region, and the expansion tank and the water pump are respectively located above the compressor, and the water pump, the expansion tank, and a second heat exchange channel of the evaporator are respectively connected through the second pipeline.

In some embodiments, the water chiller further comprises a first support and a second support, the first support and the second support are respectively connected to the inner wall of the housing, the water pump is disposed on the first support, and the expansion tank is disposed on the second support.

In some embodiments, the housing is further provided with a third installation area, the third installation area and the first installation area are respectively located at two sides of the second installation area, and the water chiller further comprises a fan, and the fan is arranged in the third installation area.

In some embodiments, the fans are provided in a plurality, and the fans are respectively arranged at intervals along the height extending direction of the shell.

In some embodiments, the water chiller further includes an electronic control module disposed in the first installation area and above the compressor, and the electronic control module is movably connected to the housing, so that the electronic control module can move between a first state and a second state.

In some embodiments, the water chiller further comprises a mounting base disposed at a bottom of the housing, the compressor and the condenser being disposed at the mounting base, respectively.

Compared with the prior art, the water chilling unit provided by the application has the following beneficial effects:

the application discloses cooling water set, this cooling water set includes the casing, refrigeration cycle subassembly and cooling cycle subassembly, refrigeration cycle subassembly sets up in the casing, refrigeration cycle subassembly can realize the circulation of refrigerant, cooling cycle subassembly sets up in the casing, and cooling cycle subassembly is connected with refrigeration cycle subassembly, cooling cycle subassembly can realize the circulation of coolant liquid, the coolant liquid can carry out the heat exchange in the refrigeration cycle subassembly with the refrigerant, wherein, be equipped with first installation zone and second installation zone in the casing, refrigeration cycle subassembly includes compressor and condenser, the compressor sets up in first installation zone, the condenser sets up in the second installation zone, cooling cycle subassembly sets up in first installation zone and is located the top of compressor.

Can see that in this application, cooling cycle subassembly sets up in first installation zone and is located the top of compressor, make full use of the inside longitudinal space of cooling water set for cooling water set's inner structure is compacter, has reduced the required space of installation cooling water set, and the overall arrangement is more reasonable, has alleviateed cooling water set bottom space's degree of congestion, thereby has reduced the windage, makes the airflow organization more even, and the return air heat dissipation is more smooth and easy, and then has improved heat exchange efficiency, and cooling water set's performance is more outstanding.

Drawings

Fig. 1 is a schematic structural diagram of the inside of a water chiller provided in an embodiment of the present application;

fig. 2 is a schematic diagram of a part of a structure of a water chiller provided in an embodiment of the present application;

fig. 3 is a schematic top view of a water chiller according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of an axial view of a water chiller provided in an embodiment of the present application.

Reference numerals:

1. a housing; 11. a first mounting region; 12. a second mounting region; 13. a third mounting area; 14. a body; 15. a door panel; 2. a refrigeration cycle assembly; 21. a compressor; 22. a condenser; 23. an evaporator; 24. a throttle device; 25. a first pipeline; 26. a filter; 3. a cooling circulation assembly; 31. a water pump; 32. an expansion tank; 33. a second pipeline; 330. a liquid inlet end; 331. a liquid outlet end; 4. a blower; 5. an electric control module; 6. a mounting base; 7. a first support; 8. a second support; 9. and a connecting piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

In the description of the present application, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless explicitly specified or limited otherwise; the term "plurality" means two or more, and the term "plurality" means two or more, unless specified or indicated otherwise; the terms "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In the description of the present application, it should be understood that the terms "upper," "lower," and the like in the embodiments of the present application are described in terms of angles shown in the accompanying drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.

Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic structural diagram of an inside of a water chiller provided in an embodiment of the present application, fig. 2 is a schematic structural diagram of a part of the water chiller provided in an embodiment of the present application, and fig. 3 is a schematic structural diagram of a top view of the water chiller provided in an embodiment of the present application. The embodiment discloses cooling water set, this cooling water set includes casing 1, refrigeration cycle subassembly 2 and cooling cycle subassembly 3, and refrigeration cycle subassembly 2 sets up in casing 1, and refrigeration cycle subassembly 2 can realize the circulation of refrigerant, and cooling cycle subassembly 3 sets up in casing 1, and cooling cycle subassembly 3 can realize the circulation of coolant liquid, and cooling cycle subassembly 3 is connected with refrigeration cycle subassembly 2, and the coolant liquid can carry out heat exchange with refrigerant in refrigeration cycle subassembly 2 after the cooling equipment that generates heat. Wherein the housing 1 is provided with a first mounting area 11, a second mounting area 12 and a third mounting area 13, and the first mounting area 11 and the third mounting area 13 are respectively arranged at two sides of the second mounting area 12. The refrigeration cycle assembly 2 includes a compressor 21, a condenser 22, an evaporator 23, a throttling device 24, and a first pipe 25, the evaporator 23 includes a first heat exchange passage and a second heat exchange passage, and heat exchange can be performed between the first heat exchange passage and the second heat exchange passage, and the first heat exchange passages of the compressor 21, the condenser 22, the throttling device 24, and the evaporator 23 are connected through the first pipe 25, respectively, to form a refrigerant circulation loop. The compressor 21 is disposed in the first installation area 11, the condenser 22 is disposed in the second installation area 12, and the throttle device 24 and the evaporator 23 are respectively disposed in the first installation area 11, so as to facilitate connection among the compressor 21, the condenser 22, the throttle device 24 and the evaporator 23. And the throttling device 24 and the evaporator 23 are respectively positioned above the compressor 21 so as to fully utilize the internal space of the water chilling unit, improve the compactness of the internal structure of the water chilling unit and reduce the space required for installing the water chilling unit. The cooling circulation assembly 3 is disposed above the compressor 21 in the first installation area 11.

In this embodiment, the first pipeline 25 is of a hard structure, the refrigeration cycle assembly 2 further includes a filter 26, the filter 26 is disposed in the first installation area 11, the filter 26 is disposed in the first pipeline 25 and located at an input end of the condenser 22, and the filter 26 is used for removing impurities in the first pipeline 25, so as to prevent the first pipeline 25 from being blocked by impurities, thereby guaranteeing the running stability of the chiller system.

In this embodiment, the compressor 21 is set as a rotor compressor 21, and the rotor compressor 21 has a simple structure, a small volume and a light weight, so that the whole occupied space of the water chiller is reduced, and the weight of the water chiller is reduced.

In this embodiment, the condenser 22 is a V-shaped condenser 22, the V-shaped condenser 22 has a compact structure and a small occupied area, so that the whole occupied space of the chiller is reduced, and it will be appreciated that in other embodiments, the condenser 22 may have other structures, such as an H-shaped condenser 22 or a W-shaped condenser 22.

In this embodiment, the evaporator 23 is a plate heat exchanger, which has a simple and compact structure, and saves the whole occupied space of the water chiller, and it can be understood that in other embodiments, the evaporator 23 may have other structures.

The cooling circulation assembly 3 of this embodiment sets up in first installation zone 11 and is located the top of compressor 21, make full use of the inside longitudinal space of cooling water set for the inner structure of cooling water set is compacter, has reduced the required space of installation cooling water set, and the overall arrangement is more reasonable, has alleviateed the degree of congestion in cooling water set bottom space, thereby has reduced the windage, makes the airflow organization more even, and the return air heat dissipation is more smooth and easy, and then has improved heat exchange efficiency, and cooling water set's performance is more outstanding.

Referring to fig. 1 and 2, the water chiller further includes a first support 7 and a second support 8, and the first support 7 and the second support 8 are respectively connected to the inner wall of the casing 1. The cooling circulation assembly 3 comprises an expansion tank 32, a water pump 31 and a second pipeline 33, wherein the water pump 31, the expansion tank 32 and a second heat exchange channel of the evaporator 23 are respectively connected through the second pipeline 33, the water pump 31 is used for driving liquid in the second pipeline 33 to flow, the expansion tank 32 is used for storing redundant liquid in the system when the pressure in the chiller system exceeds a preset value so as to decompress the system, and releasing the stored liquid when the pressure in the chiller system is lower than the preset value so as to play a role in stabilizing the pressure in the chiller system. The water pump 31 and the expansion tank 32 are respectively arranged in the first installation area 11 and above the compressor 21, the water pump 31 is arranged in the first supporting piece 7, and the expansion tank 32 is arranged in the second supporting piece 8. The second pipeline 33 is provided with a liquid inlet end 330 and a liquid outlet end 331, and the liquid inlet end 330 and the liquid outlet end 331 respectively penetrate through the top of the shell 1 so as to be connected with the water tank conveniently. The water pump 31 and the expansion tank 32 of this embodiment are respectively arranged in the first installation area 11, so that the connection between the water pump 31, the expansion tank 32 and the evaporator 23 is facilitated, and the water pump 31 and the expansion tank 32 are respectively arranged above the compressor 21, so that the internal longitudinal space of the water chilling unit is fully utilized, and the compactness of the structure of the water chilling unit is improved.

Referring to fig. 1 and fig. 4, fig. 4 is a schematic structural diagram of an axial view of a water chiller according to an embodiment of the present application. The housing 1 includes a body 14 and a door panel 15, and the door panel 15 is movably connected to the body 14 to open or close the housing 1. The cooling water set still includes fan 4 and automatically controlled module 5, fan 4 sets up in third installation zone 13 and connects in body 14, fan 4 is equipped with a plurality ofly, a plurality of fans 4 are equipped with along the highly extending direction interval setting of casing 1 respectively, fan 4 is used for blowing out the outside of casing 1 with hot air, fan 4 can make the air form stronger convection current when rotating, thereby can lead the air to condenser 22 by compressor 21, the self position is led to again, form an air path between messenger's compressor 21, condenser 22 and the fan 4, with take away the heat that compressor 21 and condenser 22 produced through the mode of air current, and blow out the outside of cooling water set, thereby dispel the heat to the internal environment of cooling water set. The electronic control module 5 is arranged in the first installation area 11 and is located above the compressor 21, and the electronic control module 5 is movably connected to the body 14, so that the electronic control module 5 can move between a first state and a second state, and the later wiring and maintenance are facilitated, wherein the first state is a state that the electronic control module 5 is pulled out of the shell 1, and the second state is a state that the electronic control module 5 is not pulled out of the shell 1.

In this embodiment, the water chiller further includes a guide rail and a slider, the guide rail is disposed in the housing 1, the electronic control module 5 is slidably connected to the guide rail through the slider, so that the electronic control module 5 is conveniently pulled, and it can be understood that in other embodiments, the water chiller can be movably connected to the housing 1 in other manners.

In this embodiment, the electronic control module 5 is movably connected to the body 14, and it is understood that in other embodiments, the electronic control module 5 may be movably connected to the door panel 15.

In this embodiment, the water chiller further includes a connecting piece 9, where the connecting piece 9 is disposed at the top of the casing 1, so as to facilitate carrying the water chiller.

Referring to fig. 1 and 2, the water chiller further includes a mounting base 6, the mounting base 6 is disposed at the bottom of the housing 1, and the compressor 21 and the condenser 22 are disposed at the mounting base 6, respectively, such that projections of the refrigeration cycle assembly and the cooling cycle assembly completely fall into projections of the mounting base 6 in a height extending direction of the housing 1. Before the installation base 6 is placed in the shell 1, the position relation among the components can be arranged on the installation base 6, so that the installation is convenient, the space is saved to the greatest extent, and when the installation base is integrally installed in the shell 1, the space in the shell 1 can be saved.

In the present embodiment, the mounting base 6 may be a plate-like structure or a block-like structure, and the mounting base 6 may be a base of the compressor 21, or a base of another structure.

In a specific application scenario, when the cooling water machine set cools the heating device, the refrigerant is compressed into a high-temperature high-pressure gaseous refrigerant by the compressor 21, and then sent to the condenser 22 by the first pipeline 25, the high-temperature high-pressure gaseous refrigerant is sent to the throttling device 24 after being changed into a medium-temperature high-pressure liquid refrigerant, and the medium-temperature high-pressure liquid refrigerant is changed into a low-temperature low-pressure gas-liquid mixture refrigerant after being reduced in pressure at the throttling device 24. The low-temperature low-pressure gas-liquid mixture refrigerant is discharged from the throttle device 24, reaches the evaporator 23, and exchanges heat with chilled water in the evaporator 23. The low-temperature low-pressure refrigerant is compressed into high-temperature high-pressure gaseous refrigerant in the compressor 21, then enters the condenser 22, the high-temperature high-pressure gaseous refrigerant is condensed and absorbs heat in the condenser 22 and then becomes middle-temperature high-pressure liquid refrigerant, the middle-temperature high-pressure liquid refrigerant is depressurized at the throttling device 24 and becomes low-temperature low-pressure gas-liquid mixture refrigerant, then enters the evaporator 23, and the low-temperature low-pressure gaseous refrigerant is formed after evaporating and absorbing heat in the evaporator 23 to take away heat of the cooling liquid and then returns to the compressor 21 for circulation; meanwhile, the cooling liquid having a low temperature flows through the heat generating device to become the cooling liquid having a high temperature, and then is heat-exchanged with the refrigerant at the evaporator 23 to become the cooling liquid having a low temperature again, thereby cooling the heat generating device.

The foregoing is merely a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A chiller, comprising:

a housing;

2. The chiller according to claim 1 wherein the refrigeration cycle assembly further comprises an evaporator, a throttling device, and a first conduit, the evaporator, the throttling device, and the first conduit being disposed in the first mounting zone, respectively, and the compressor, the condenser, the throttling device, and the first heat exchange passage of the evaporator being connected by the first conduit, respectively.

3. The chiller according to claim 2 wherein said evaporator and said throttling means are each located above said compressor.

4. The chiller according to claim 2 wherein the refrigeration cycle assembly further comprises a filter disposed in the first mounting zone and the filter is disposed in the first conduit and at the input of the condenser.

5. The chiller according to claim 2 wherein the cooling cycle assembly comprises an expansion tank, a water pump, and a second conduit, the expansion tank, the water pump, and the second conduit are disposed in the first mounting region, respectively, and the expansion tank and the water pump are disposed above the compressor, respectively, and the water pump, the expansion tank, and the second heat exchange passage of the evaporator are connected by the second conduit, respectively.

6. The water chiller according to claim 5 further comprising a first support and a second support, the first support and the second support being connected to the inner wall of the housing, respectively, the water pump being disposed in the first support and the expansion tank being disposed in the second support.

7. The water chiller according to claim 1 wherein the housing is further provided with a third mounting area, the third mounting area and the first mounting area being located on each side of the second mounting area, respectively, the water chiller further comprising a fan disposed in the third mounting area.

8. The water chiller according to claim 7 wherein a plurality of fans are provided, the fans being spaced apart along the height extension of the housing.

9. The chiller according to claim 8 further comprising an electronic control module disposed in the first mounting zone and above the compressor, and wherein the electronic control module is movably coupled to the housing such that the electronic control module is movable between a first state and a second state.

10. The water chiller according to any one of claims 1 to 9 further comprising a mounting base, the mounting base being disposed at a bottom of the housing, the compressor and the condenser being disposed at the mounting base, respectively.