CN218442843U

CN218442843U - Industrial air-cooled water chilling unit

Info

Publication number: CN218442843U
Application number: CN202222119908.7U
Authority: CN
Inventors: 邵飞
Original assignee: Shandong Baiya Central Air Conditioning Co ltd
Current assignee: Shandong Baiya Central Air Conditioning Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-02-03
Anticipated expiration: 2032-08-12

Abstract

The application provides an industrial air-cooled water chilling unit, and belongs to the technical field of water chilling units. The industrial air-cooled water chilling unit comprises a heat absorption assembly and a water chilling assembly. The heat absorption subassembly is including box and refrigeration piece, the refrigeration piece is including the evaporimeter, cold water subassembly is including wind cold charge spare and water tank, the water tank is provided with two, two the water tank all set up with the box inner wall, every all be provided with one in the water tank the evaporimeter, wind cold charge spare and two the water tank communicates in proper order, two the evaporimeter intercommunication. In the application, the heat absorption component utilizes two evaporators and the air cooling part to form a heat absorption ladder together, and the heat absorption ladder is matched with the cooling water which is cooled gradually, so that enough temperature difference is kept, water does not need to stay in the water tank for a long time, and better heat exchange efficiency can be realized.

Description

Industrial air-cooled water chilling unit

Technical Field

The application relates to the technical field of water chilling units, in particular to an industrial air-cooled water chilling unit.

Background

The industrial water chiller is one of water chillers, and the water chillers can be divided into an air-cooled water chiller and a water-cooled water chiller, wherein when the air-cooled water chiller is used for refrigerating, liquid to be cooled flows through an evaporator, and is cooled by evaporating and absorbing heat through condensate, and the refrigerating efficiency of the flow type refrigerating is relatively low.

To this end, chinese patent application No. CN202121227281.6 discloses an air-cooled water chiller, this scheme is mainly through setting up the catch basin, during the use, advance water piping connection water supply installation, send normal atmospheric temperature water into inside the catch basin, equipment during operation, the inside condensate of condenser gets into in the inside evaporimeter that sets up of catch basin, absorb the temperature of the inside water of catch basin after the liquid evaporation in the evaporimeter, make water continuously obtain cooling treatment, inside vapor after the evaporation sends into the condenser after the compression of compressor again, form the circulation through between evaporimeter and the condenser, continuously cool off the inside water of catch basin, during the use send the inside cooling water of catch basin into the equipment that needs to use through the water pump, the inside of catch basin is got into through the inlet tube backward flow to the cooling water rethread inlet tube backward flow after using, thereby improve cooling efficiency.

However, in the process of implementing the technical solution in the embodiment of the present application, the inventors of the present application find that the above-mentioned technology has at least the following technical problems:

because the water tank is internally kept with water with lower temperature, the cooling water with high temperature can be quickly cooled after being melted, and the water in the water tank is large in volume and small in temperature rise, so that the temperature difference between the water tank and the evaporator is always small, the heat exchange efficiency is reduced, and the heat exchange efficiency is reduced unless the retention time of the water in the water tank is prolonged, but the requirement of industrial equipment on a large amount of cooling water cannot be met.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiencies, the application provides an industrial air-cooled chiller, which aims to solve the problems mentioned in the background art.

The application provides an industry forced air cooling water set, including heat absorption subassembly and cold water subassembly.

The heat absorption subassembly is including box and refrigeration piece, refrigeration piece is including the evaporimeter, cold water subassembly is including wind cold charge and water tank, the water tank is provided with two, two the water tank all set up with the box inner wall, every all be provided with one in the water tank the evaporimeter, wind cold charge and two the water tank communicates in proper order, two the evaporimeter intercommunication.

Furthermore, the box body is provided with an upper part and a lower part, and each part is provided with a box door.

Further, the refrigeration piece is still including condenser and compressor, the condenser with the compressor all sets up the box inner wall, the compressor respectively with the condenser with correspond the evaporimeter intercommunication.

Furthermore, the refrigeration piece also comprises an expansion valve, and the expansion valve is arranged between the condenser and the corresponding evaporator.

Furthermore, the refrigeration piece still includes the air discharge fan, the air discharge fan sets up the box roof.

Furthermore, the air cooling part comprises a rear air pipe and a heat exchanger, the heat exchanger is arranged on the inner wall of the air pipe, and the heat exchanger is communicated with the corresponding water tank.

Furthermore, the air cooling part also comprises a fan, and the fan is arranged in the air pipe.

Furthermore, the cold water assembly further comprises a water pump, the water pump is arranged on the inner wall of the box body, and the water pump is communicated with the corresponding water tank.

Compared with the prior art, the beneficial effect of this application: the refrigeration piece refrigerates on the evaporator, and cools the cooling water in the water tank, concretely, the refrigerant passes through the two evaporators from left to right in sequence, the temperature of the refrigerant is lowest when the evaporator on the left side is used, the heat absorption capacity is strongest, along with the heat absorption of the evaporators, when the refrigerant enters the evaporator on the right side, the temperature can rise, the heat absorption capacity is weakened, meanwhile, on the cold water component side, the high-temperature cooling water after use firstly carries out the first air cooling heat dissipation through the air cooling piece, because the temperature of the cooling water is highest at the moment, the better heat dissipation effect can be achieved by using the air cooling, the cooling water with the temperature reduced for one time enters the water tank on the right side, the evaporator with the weaker heat absorption capacity on the right side is encountered, and the heat transfer for the second time is carried out, after the cooling, the cooling water enters the left water tank at last, meet the strongest evaporator of heat absorption ability here, can also carry out the cooling for the last time, the cubic cooling lies in cooling water and air-cooled piece and evaporator temperature gradient phase-match, make air-cooled piece and evaporator can both keep with the temperature difference of cooling water at every turn, need not water to stop in the water tank for a long time, also can realize better heat exchange efficiency, to sum up, the heat absorption subassembly utilizes two evaporators and air-cooled piece to constitute the heat absorption ladder together, match with the refrigerated cooling water step by step, keep sufficient temperature difference, need not water to stop in the water tank for a long time, also can realize better heat exchange efficiency.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic cross-sectional structural view of an industrial air-cooled chiller provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of an external view angle of an industrial air-cooled chiller according to an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 1 according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of an air cooling element according to an embodiment of the present application.

In the figure: 100-a heat absorbing component; 110-a box body; 120-a refrigeration member; 121-an evaporator; 122-a condenser; 123-a compressor; 124-an expansion valve; 125-exhaust fan; 200-a cold water assembly; 210-air cooling; 211-air duct; 212-a heat exchanger; 213-a fan; 220-a water tank; 230-water pump.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

Referring to fig. 1, the present application provides an industrial air-cooled chiller including a heat absorption assembly 100 and a chiller assembly 200.

The heat absorption assembly 100 uses the two evaporators 121 and the air cooling element 210 to form a heat absorption step, and matches with the cooling water which is gradually cooled, so that a sufficient temperature difference is maintained, water does not need to stay in the water tank 220 for a long time, and a good heat exchange efficiency can be realized.

Referring to fig. 1-4, the heat absorbing assembly 100 includes a box body 110 and a refrigerating element 120, the refrigerating element 120 includes an evaporator 121, the cold water assembly 200 includes two air cooling elements 210 and two water tanks 220, the two water tanks 220 are both disposed on an inner wall of the box body 110, one evaporator 121 is disposed in each water tank 220, the air cooling elements 210 and the two water tanks 220 are sequentially communicated, and the two evaporators 121 are communicated. Here, the refrigeration element 120 refrigerates on the evaporator 121, cool the cooling water in the water tank 220, specifically, the refrigerant sequentially passes through the two evaporators 121 from left to right, the temperature of the refrigerant is the lowest when the refrigerant is in the left evaporator 121, the heat absorption capacity is the strongest, along with the heat absorption of the evaporator 121, when the refrigerant enters the right evaporator 121, the temperature rises, the heat absorption capacity becomes weaker, meanwhile, on the side of the cold water assembly 200, the used high-temperature cooling water firstly carries out the first air cooling heat dissipation through the air cooling element 210, because the temperature of the cooling water is the highest at this time, the better heat dissipation effect can be achieved by using the air cooling, the cooling water with the temperature lowered once enters the right water tank 220, the evaporator 121 with the weaker heat absorption capacity on the right side is encountered, the heat transfer is carried out for the second time, the cooling water finally enters the left water tank 220 after the temperature reduction, the evaporator 121 with the strongest heat absorption capacity on the left side is encountered, the last cooling can also carry out the last cooling, the third cooling is that the cooling water is matched with the temperature gradients of the air cooling element 210 and the evaporator 121, so that the temperature difference with the water can be kept with the water in the heat exchange efficiency of the water tank 220 gradually, the heat exchange device for a long time, the heat exchange can be achieved without the heat exchange, and the heat exchange of the heat exchange device can be achieved without the heat exchange with the heat exchange device.

Referring to fig. 1-2, the box body 110 has an upper portion and a lower portion, and each portion has a box door. Here, the two water tanks 220 are located at a lower portion of the cabinet 110 in a low temperature region, and the corresponding door facilitates maintenance of the inside.

Referring to fig. 1-3, the refrigeration unit 120 further includes a condenser 122 and a compressor 123, the condenser 122 and the compressor 123 are both disposed on an inner wall of the box 110, and the compressor 123 is respectively communicated with the condenser 122 and the corresponding evaporator 121. The cooling member 120 further includes an expansion valve 124, and the expansion valve 124 is disposed between the condenser 122 and the corresponding evaporator 121. The cooling member 120 further includes an exhaust fan 125, and the exhaust fan 125 is disposed on the top wall of the cabinet 110. Here, the compressor 123 pressurizes the refrigerant in the condenser 122 before the expansion valve 124, compresses the refrigerant into high-temperature and high-pressure liquid, and cools the refrigerant by the exhaust fan 125 to form high-pressure and low-temperature refrigerant liquid, the condenser 122 is located in a high-temperature area of the upper portion of the box 110, and the corresponding box door is provided with louver holes, so that the normal temperature gas can be absorbed from the outside, and the temperature of the condenser 122 can be reduced, and after the high-pressure and low-temperature refrigerant liquid passes through the expansion valve 124, the pressure is rapidly reduced, the volume is rapidly expanded, and the refrigerant liquid is evaporated in the evaporator 121 to form low-pressure and low-temperature gas, and the heat is absorbed from the water tank 220, thereby achieving the cooling effect.

Referring to fig. 1-3, the air cooling unit 210 includes a rear air duct 211 and a heat exchanger 212, the heat exchanger 212 is disposed on an inner wall of the rear air duct 211, and the heat exchanger 212 is communicated with a corresponding water tank 220. The air cooling element 210 further comprises a fan 213, and the fan 213 is disposed in the air duct 211. Here, the used high-temperature cooling water passes through the heat exchanger 212, the temperature is transmitted to the fins on the heat exchanger 212, the fan 213 blows the fins, air cooling is performed, and the high-temperature cooling water is cooled for the first time.

Referring to fig. 1, the cold water assembly 200 further includes a water pump 230, the water pump 230 is disposed on an inner wall of the tank 110, and the water pump 230 is communicated with the corresponding water tank 220. Here, the water pump 230 is used to pump the cooling water from the water tank 220 to other external industrial equipment.

The working principle of the industrial air-cooled water chilling unit is as follows: the compressor 123 pressurizes the refrigerant in the condenser 122 before the expansion valve 124, the refrigerant is compressed into high-temperature high-pressure liquid, the temperature is reduced and cooled by the exhaust fan 125 to form high-pressure low-temperature refrigerant liquid, the high-pressure low-temperature refrigerant liquid passes through the expansion valve 124, the pressure is rapidly reduced, the volume is rapidly expanded, the refrigerant liquid is evaporated in the evaporator 121 to form low-pressure low-temperature gas, the cooling water in the water tank 220 is cooled, specifically, the refrigerant sequentially passes through the two evaporators 121 from left to right, the temperature of the refrigerant is the lowest in the left evaporator 121, the heat absorption capacity is the strongest, the temperature is increased and the heat absorption capacity is weakened when the refrigerant enters the right evaporator 121 along with the heat absorption of the evaporator 121, meanwhile, the used high-temperature cooling water firstly carries out the first air cooling heat dissipation through the heat exchanger 212 on the side of the cold water assembly 200 because the temperature of the cooling water is the highest at this time, the better heat dissipation effect can be achieved by using air cooling, the cooling water with once temperature reduction enters the water tank 220 on the right, the evaporator 121 with the weaker heat absorption capacity on the right is met, the heat transfer is performed for the second time, the cooling water after temperature reduction finally enters the water tank 220 on the left, the evaporator 121 with the strongest heat absorption capacity on the left is met, the last temperature reduction can be performed, the third temperature reduction is that the cooling water is matched with the temperature gradients of the air cooling piece 210 and the evaporator 121, so that the air cooling piece 210 and the evaporator 121 can keep the temperature difference with the cooling water each time, no water stays in the water tank 220 for a long time, and the better heat exchange efficiency can be achieved, in sum, the heat absorption component 100 utilizes the two evaporators 121 and the air cooling piece 210 to form a heat absorption step together, the heat absorption step is matched with the cooling water which is cooled step by step, the enough temperature difference is kept, and no water stays in the water tank 220 for a long time, better heat exchange efficiency can also be achieved.

It should be noted that the specific model specifications of the evaporator 121, the condenser 122, the compressor 123, the expansion valve 124, the exhaust fan 125, the heat exchanger 212, the fan 213, the water tank 220, and the water pump 230 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, and therefore, detailed description is omitted.

The power supply of the compressor 123, the exhaust fan 125, the fan 213, and the water pump 230 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall 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. An industrial air-cooled water chilling unit is characterized by comprising

The heat absorption assembly (100), the heat absorption assembly (100) includes a box body (110) and a refrigeration piece (120), the refrigeration piece (120) includes an evaporator (121);

cold water subassembly (200), cold water subassembly (200) are including wind cold spare (210) and water tank (220), water tank (220) are provided with two, two water tank (220) all set up with box (110) inner wall, every all be provided with one in water tank (220) evaporimeter (121), wind cold spare (210) and two water tank (220) communicate in proper order, two evaporimeter (121) intercommunication.

2. An industrial air-cooled chiller as set forth in claim 1 wherein said tank (110) is provided with upper and lower sections, each section having a door.

3. The industrial air-cooled chiller according to claim 2, wherein the refrigerating element (120) further comprises a condenser (122) and a compressor (123), the condenser (122) and the compressor (123) are both disposed on the inner wall of the tank (110), and the compressor (123) is respectively communicated with the condenser (122) and the corresponding evaporator (121).

4. An industrial air-cooled chiller according to claim 3, characterised in that the refrigeration unit (120) further comprises an expansion valve (124), the expansion valve (124) being arranged between the condenser (122) and the corresponding evaporator (121).

5. The industrial air-cooled chiller according to claim 4, wherein said cooling member (120) further comprises an exhaust fan (125), and said exhaust fan (125) is disposed on the top wall of said tank (110).

6. An industrial air-cooled water chiller according to claim 5, characterized in that the air-cooled element (210) comprises a rear air duct (211) and a heat exchanger (212), the heat exchanger (212) is arranged on the inner wall of the air duct (211), and the heat exchanger (212) is communicated with the corresponding water tank (220).

7. The industrial air-cooled water chiller according to claim 6, wherein the air-cooled element (210) further comprises a fan (213), and the fan (213) is disposed in the air duct (211).

8. The industrial air-cooled water chiller according to claim 7, wherein the water chilling unit (200) further comprises a water pump (230), the water pump (230) is arranged on the inner wall of the tank body (110), and the water pump (230) is communicated with the corresponding water tank (220).