CN217357672U - Structure of temperature control device - Google Patents

Abstract

The application provides a structure of a temperature control device, which is a compressor communicated with an evaporator through a first pipeline, one end of a first control valve and one end of a second control valve contained in a shunt component are communicated with the compressor through a second pipeline, a first condenser is communicated with the other end of the first control valve through a third pipeline, one end of an expansion valve is communicated with the first condenser through a fourth pipeline, the other end of the expansion valve is communicated with the evaporator through a fifth pipeline, a second condenser is communicated with the other end of the second control valve through a sixth pipeline, and the second condenser is communicated with the fourth pipeline through a seventh pipeline.

Description

Structure of temperature control device

Technical Field

The present application relates to a temperature control device, and more particularly, to a temperature control device for controlling temperature precisely by adjusting the flow rate of fluid supplied to two condensers using two control valves.

Background

With the development of the times, the industry gradually sets facilities for supplying the corresponding environments of the manufacturing equipment in factories, namely, the facilities are called factory systems; for example, in the semiconductor industry, the factory system generally includes: a dust free room related system, an air conditioning system, a pure water system, a gas supply system, a chemical supply system and an electric power system; the first clean room system is most important to provide a clean production environment, the second air conditioning system is used for providing a stable air conditioning environment in the whole plant, the third pure water system is used for supplying cleaning related process requirements, the fourth gas supply system is used for supplying high-quality bulk gas and safe special gas, the fifth chemical supply system is used for supplying high-quality chemical products in the bulk, and the sixth power system is used for supplying a stable whole plant power supply; and wherein the plant service system requires two functions, which are to provide a heat source and a heat sink.

Part of the heat supply, often using a boiler, supplies hot water in a heating manner, and the load of the hot water demand of the plant is usually: an external air conditioning unit (MAU) of a clean room, a pure water system, etc.

Meanwhile, a plurality of heat sources are also arranged in a factory and need to be cooled, so that a cold source needs to be provided, process COOLING water is generally used in the industry and mainly supplied to production equipment pcw (process COOLING water), which is a system for manufacturing COOLING water, and the temperature of the supplied fluid is required to be not too low, the temperature is generally controlled to be 16-22 ℃, if the temperature of the fluid is too low, under the condition of high humidity in the factory and a dust-free chamber, the phenomenon of dewing on the surface of a pipeline can occur, so that the equipment is damaged, and if the temperature of the fluid is too high, the COOLING requirement of the equipment cannot be met.

The structure of the plant temperature control device in the prior art mainly utilizes a refrigeration system based on a vapor compression cycle (vapor compression cycle) principle as a refrigeration source to cool a high-temperature fluid in a cold water cycle into a low-temperature fluid in an evaporator in the refrigeration system, but the structure of the plant temperature control device in the prior art can reduce the temperature of the fluid in the cold water cycle as much as possible in operation to meet all cooling requirements in a plant, if the temperature is too low, an electric heating device is used for heating, the electric energy consumed by the device is large, the operation cost of the plant is further increased, and the plant temperature control device in the prior art aims to overcome the problem by a three-way valve, but the flow of the three-way valve is difficult to adjust; therefore, there is a need in the industry for a temperature control device capable of controlling temperature more efficiently to cope with the problem of power consumption.

In view of the above problems in the prior art, the present application provides a temperature control device, which includes an evaporator, a compressor, a flow dividing assembly, two control valves, and a flow dividing assembly, wherein the flow dividing assembly is used for respectively delivering the fluid output from the compressor to the first condenser and the second condenser, and controlling the flow of the fluid flowing to the first condenser and the second condenser by the flow dividing assembly to precisely control the temperature of the external environment.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application will be solved lies in providing a temperature regulating device's structure, it is with evaporimeter and compressor intercommunication, the compressor communicates the reposition of redundant personnel subassembly again, the reposition of redundant personnel subassembly contains two control valves, the reposition of redundant personnel subassembly passes through two control valves, carry the fluid of compressor output to first condenser and second condenser respectively, utilize the fluid flow of reposition of redundant personnel subassembly control flow direction first condenser and second condenser to the temperature of accurate control external environment, further reduce temperature regulating device's power consumption.

In order to achieve the above-mentioned objectives and effects, the present application provides a temperature control device structure, which comprises an evaporator, a compressor, a flow splitting assembly, a first condenser, an expansion valve, and a second condenser, wherein the compressor is connected to the evaporator through a first pipeline, the flow splitting assembly comprises a first control valve, a second control valve, and a control device, one end of the first control valve and one end of the second control valve are connected to the compressor through a second pipeline, the control device is electrically connected to the first control valve and the second control valve, the first condenser is connected to the other end of the first control valve through a third pipeline, one end of the expansion valve is connected to the first condenser through a fourth pipeline, the other end of the expansion valve is connected to the evaporator through a fifth pipeline, the second condenser is connected to the other end of the second control valve through a sixth pipeline, the second condenser is communicated with the fourth pipeline through a seventh pipeline, wherein the control device senses the temperature of the second condenser through a sensing assembly, receives a temperature signal of the sensing assembly and correspondingly controls the opening degrees of the first control valve and the second control valve so as to adjust the flow proportion of a fluid entering the first control valve and the second control valve; the device is used for adjusting the flow rate flowing to the first control valve and the second control valve, correspondingly controlling the ambient temperature and further reducing the electric energy consumption of the temperature control device.

In one embodiment of the present application, the water dispenser further includes a water inlet pipeline communicated with the first pipeline.

In an embodiment of the present application, the first condenser and the second condenser are a heat exchanging device.

In an embodiment of the present application, the fluid is delivered from the evaporator into the first pipeline, and after the fluid passes through the first pipeline, the fluid enters the compressor.

In an embodiment of the present application, the compressor delivers the fluid to the flow dividing assembly, the fluid passes through the first control valve and the second control valve and enters the third pipeline and the sixth pipeline, the fluid passes through the third pipeline and then enters the first condenser, the first condenser is used for cooling the fluid, the fluid passes through the sixth pipeline and then enters the second condenser, and the second condenser is used for cooling the fluid.

In an embodiment of the application, the first condenser conveys the fluid into the fourth pipeline, the fluid enters the expansion valve after passing through the fourth pipeline, the fluid enters the fifth pipeline after passing through the expansion valve, the fluid enters the evaporator after passing through the fifth pipeline, and the evaporator is used for evaporating the fluid to absorb heat energy.

In an embodiment of the application, the second condenser conveys the fluid into the seventh pipeline, the fluid enters the expansion valve after passing through the seventh pipeline, the fluid enters the fifth pipeline after passing through the expansion valve, the fluid enters the evaporator after passing through the fifth pipeline, and the evaporator is configured to evaporate the fluid to absorb heat energy.

In an embodiment of the present application, the first pipeline is provided with a liquid storage tank, and the liquid storage tank receives the fluid of the evaporator.

In an embodiment of the present application, a circulation pump is disposed inside the fifth pipeline, and the circulation pump is used for conveying the fluid inside the fifth pipeline.

Further details of the present application will be described with reference to the drawings.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic diagram of electrical connections of the apparatus according to an embodiment of the present application;

fig. 3 is a schematic view of a reservoir structure according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a circulation pump configuration according to an embodiment of the present application; and

fig. 5 is a schematic view of another pipeline structure according to an embodiment of the present application.

Description of the symbols

1 Structure of temperature control device 10 evaporator

20 compressor 21 first line

22 water inlet line 30 split component

31 second line 32 first control valve

34 second control valve 36 control device

37 sense element 362 temperature signal

364 control signal 40 first condenser

41 third line 50 expansion valve

51 fourth line 52 fifth line

54 circulating pump 60 second condenser

61 sixth line 62 seventh line

70 reservoir A fluid

Detailed Description

The positional relationship described in the following embodiments includes: the top, bottom, left and right, unless otherwise indicated, are based on the orientation of the elements in the drawings.

In view of the above problems in the prior art, the present application is a temperature control device structure, in which a compressor is connected to an evaporator, a first control valve and a second control valve included in a flow dividing assembly are connected to the compressor, a first condenser is connected to the first control valve, an expansion valve is connected to the first condenser, the expansion valve is connected to the evaporator, a second condenser is connected to the second control valve, and the second condenser is connected to the expansion valve.

Please refer to fig. 1, which is a schematic structural diagram of an embodiment of the present application, and as shown in the drawing, the embodiment is a structure 1 of a temperature control device, which includes an evaporator 10, a compressor 20, a diversion component 30, a first condenser 40, an expansion valve 50, and a second condenser 60; in the present embodiment, the first condenser 40 and the second condenser 50 are heat exchanging devices for releasing heat to lower the temperature of the fluid inside the first condenser 40 and the second condenser 50.

Referring to fig. 1 and fig. 2 again, fig. 2 is a schematic diagram of electrical connection of the apparatus according to the embodiment of the present disclosure, as shown in the present embodiment, the compressor 20 is communicated with the evaporator 10 by a first pipeline 21, the flow dividing assembly 30 is correspondingly communicated with the compressor 20, wherein the flow dividing assembly 30 includes a first control valve 32, a second control valve 34 and a control device 36, one end of the first control valve 32 and the second control valve 34 is communicated with the compressor 20 by a second pipeline 31, that is, the second pipeline 31 is communicated with one end of the first control valve 32, and the second pipeline 31 is communicated with one end of the second control valve 34, the control device 36 is electrically connected with the first control valve 32 and the second control valve 34, and the control device 36 transmits a control signal 364 to the first control valve 32 and the second control valve 34 to control the opening degree of the first control valve 32 and the second control valve 34, the first condenser 40 communicates with the other end of the first control valve 32 through a third pipeline 41, one end of the expansion valve 50 communicates with the first condenser 40 through a fourth pipeline 51, the other end of the expansion valve 50 communicates with the evaporator 10 through a fifth pipeline 52, the second condenser 60 communicates with the other end of the second control valve 34 of the flow dividing assembly 30 through a sixth pipeline 61, and the second condenser 60 communicates with the fourth pipeline 51 through a seventh pipeline 62, so as to simultaneously convey the fluid in the second condenser 60 to the inner side of the fourth pipeline 51;

in the present embodiment, the control device 36 further includes a sensing element 37, and the sensing element 37 is used for sensing the temperature of the second condenser 60, that is, the sensing element 37 senses the temperature of the fluid a passing through the second condenser 60 and generates a signal to the control device 36.

In the embodiment, the first condenser 40 is a heat exchanging device for exchanging heat with a fluid (e.g., air).

In the present embodiment, the second condenser 60 is a heat exchanging device for exchanging heat with a fluid (e.g., cold water).

In the present embodiment, the evaporator 10 is a component that reduces the pressure of the high-pressure normal-temperature liquid fluid through the expansion valve, and the fluid absorbs latent heat of evaporation during evaporation to vaporize, so as to reduce the temperature around the evaporator, thereby achieving the effect of refrigeration.

Referring to fig. 1 and fig. 2 again, as shown in the figure, in the present embodiment, a fluid a (not shown) is further included, and is disposed at an inner side of the evaporator 10, after the fluid a absorbs heat, the fluid a enters the first pipeline 21 from the evaporator 10, after the fluid a passes through the first pipeline 21, the fluid a enters the compressor 20, the compressor 20 compresses the fluid a into a high-temperature and high-pressure fluid, the compressor 20 further delivers the fluid a into the flow dividing assembly 30, wherein the fluid a passes through the first control valve 32 and the second control valve 34 to the first condenser 40 and the second condenser 60, that is, the fluid a is divided at the inner side of the flow dividing assembly 30, the fluid a passes through the first control valve 32 to the third pipeline 41, after the fluid a passes through the third pipeline 41, the fluid a further enters the first condenser 40, the fluid a flows to the sixth pipeline 61 through the second control valve 34, and after the fluid a passes through the sixth pipeline 61, the fluid a enters the second condenser 60, and is cooled to a normal-temperature and high-pressure fluid by the first condenser 40 and the second condenser 60, and is sent to the expansion valve 50.

In the present embodiment, after the fluid a is split by the splitting assembly 30, the first condenser 40 delivers the fluid a into the fourth pipeline 51, the fluid a enters the expansion valve 50 after passing through the fourth pipeline 51, so that the high-pressure fluid a is expanded into steam, the fluid a enters the fifth pipeline 52 after passing through the expansion valve 50, and the fluid a enters the evaporator 10 for absorbing heat after passing through the fifth pipeline 52, so as to control the external environment temperature and complete a cycle.

Continuing from the above, in this embodiment, the second condenser 60 delivers the fluid a into the seventh pipeline 62, after the fluid a passes through the seventh pipeline 62, the fluid a enters the expansion valve 50 to expand the high-pressure fluid a into steam, after the fluid a passes through the expansion valve 50, the fluid a enters the fifth pipeline 52, after the fluid passes through the fifth pipeline 52, the fluid a enters the evaporator 10 to absorb heat, so as to control the external environment temperature, and complete a cycle.

In the following description, in the embodiment, the fluid a is a refrigerant (or referred to as "refrigerant"), which has good thermodynamic performance, chemical inertness, higher heat of vaporization, and is in a liquid state with a higher density, and is in a gaseous state with a higher relative density, and needs a fluid with a higher critical temperature, such as chlorodifluoromethane, propane, difluoromethane, and carbon dioxide, but the embodiment is not limited thereto.

Referring to fig. 1 and fig. 2 again, in the present embodiment, in the control device 36 of the flow dividing assembly 30, the sensing assembly 37 senses the temperature of the fluid a passing through the second condenser 60 to obtain a temperature signal 362, and the control device 36 correspondingly transmits the control signal 364 to the first control valve 32 and the second control valve 34 after receiving the temperature signal 362 to control the opening degrees of the first control valve 32 and the second control valve 34, that is, the control device 36 correspondingly controls the opening sizes of the valve ports of the first control valve 32 and the second control valve 34 according to the temperature signal 362 sensing the second condenser 60 to adjust the flow ratio of the fluid a entering the first control valve 32 and the second control valve 34.

In the present embodiment, the opening degrees of the valve ports of the first control valve 32 and the second control valve 34 mainly affect the temperature rise performance of the temperature control, for example, when the opening degree of the valve port of the first control valve 32 is larger than the opening degree of the valve port of the second control valve 34, the fluid a with a higher temperature passes through the first condenser 40, so that the heat of the fluid a is transferred to the outside air when the fluid a passes through, and the temperature of the fluid a is reduced to achieve the condensation effect; when the opening size of the valve port of the second control valve 34 is larger than that of the first control valve 32, the high-temperature fluid a passes through the second condenser 60, the second condenser 60 removes heat of the fluid a through external fluid, and the refrigerant achieves a condensing effect.

Please refer to fig. 3, which is a schematic diagram of a liquid storage tank structure according to an embodiment of the present application, and as shown in the drawing, the present embodiment is based on the above embodiment, in the present embodiment, the first pipeline 21 is further provided with a liquid storage tank 70, and the liquid storage tank 70 is configured to receive the fluid a passing through the evaporator 10, so as to further store the fluid a in the liquid storage tank 70.

Please refer to fig. 4, which is a schematic diagram of a circulating pump structure according to an embodiment of the present disclosure, as shown in the figure, this embodiment further discloses that a circulating pump 54 is disposed at an inner side of the fifth pipeline 51, and the circulating pump 54 is configured to deliver the fluid a at the inner side of the fifth pipeline 51, so as to prevent the fluid a from flowing too slowly after passing through the first condenser 40 and the second condenser 60, which affects the expansion efficiency of the expansion valve 50.

Please refer to fig. 5, which is a schematic diagram of another pipeline structure according to an embodiment of the present disclosure, wherein as shown in the figure, the structure 1 of the temperature control device further includes a water inlet pipeline 22, the water inlet pipeline 22 is connected to the first pipeline 21, the water inlet pipeline 22 is used for adding new fluid a to replenish the lost fluid a, and the structures and the operation relationships of other components in this embodiment are the same as those in the foregoing embodiment, and therefore are not described again.

In summary, the present application provides a temperature control device structure, which comprises an evaporator connected to a compressor, the compressor connected to a flow divider assembly, the flow divider assembly comprising two control valves, the flow divider assembly delivering fluid outputted from the compressor to a first condenser and a second condenser respectively through the two control valves, compared to the three-way valve used in the prior art, the present application utilizes the flow divider assembly to control the flow of fluid flowing to the first condenser and the second condenser, the temperature of the external environment is precisely controlled, the structure of the temperature control device in the prior art is solved, an electric heating device is required for heating in order to meet the requirement, the problem that the operation cost of a factory is increased due to the fact that electric energy consumed by the device is large, and the problem that the flow of the three-way valve used in the prior art to different condensers cannot be accurately regulated and controlled, so that the temperature of fluid needs to be adjusted and much electric energy is consumed outside.

The above-described embodiments and/or implementations are only for illustrating the preferred embodiments and/or implementations of the technology of the present application, and are not intended to limit the implementations of the technology of the present application in any way, and those skilled in the art can make modifications or changes to other equivalent embodiments without departing from the scope of the technology disclosed in the present application, but should be construed as technology or implementations substantially the same as the present application.

Claims (9)

1. A structure of a temperature control device, comprising:

an evaporator;

a compressor, which is communicated with the evaporator through a first pipeline;

a shunting assembly including a first control valve, a second control valve and a control device, wherein one end of the first control valve and one end of the second control valve are communicated with the compressor through a second pipeline, and the control device is electrically connected with the first control valve and the second control valve;

the first condenser is communicated with the other end of the first control valve through a third pipeline;

one end of the expansion valve is communicated with the first condenser through a fourth pipeline, and the other end of the expansion valve is communicated with the evaporator through a fifth pipeline; and

the second condenser is communicated with the other end of the second control valve through a sixth pipeline, and the second condenser is communicated with the fourth pipeline through a seventh pipeline;

the control device senses the temperature of the second condenser by a sensing component, receives a temperature signal of the sensing component, and correspondingly controls the opening degrees of the first control valve and the second control valve so as to adjust the flow proportion of a fluid entering the first control valve and the second control valve.

2. The structure of temperature control device according to claim 1, further comprising a water inlet pipeline connected to the first pipeline.

3. The temperature control device structure of claim 1, wherein the first condenser and the second condenser are a heat exchange device.

4. The structure of temperature control device according to claim 1, wherein the fluid is delivered from the evaporator into the first pipeline, and after passing through the first pipeline, the fluid enters the compressor.

5. The structure of temperature control device according to claim 4, wherein the compressor delivers the fluid to the flow splitting assembly, the fluid passes through the first control valve and the second control valve to enter the third pipeline and the sixth pipeline, the fluid passes through the third pipeline and then enters the first condenser, the first condenser is used for cooling the fluid, the fluid passes through the sixth pipeline and then enters the second condenser, and the second condenser is used for cooling the fluid.

6. The temperature control device structure of claim 5, wherein the first condenser delivers the fluid into the fourth pipeline, the fluid enters the expansion valve after passing through the fourth pipeline, the fluid enters the fifth pipeline after passing through the expansion valve, the fluid enters the evaporator after passing through the fifth pipeline, and the evaporator is used for evaporating the fluid to absorb heat energy.

7. The structure of temperature control device according to claim 6, wherein the second condenser delivers the fluid into the seventh pipe, the fluid enters the expansion valve after passing through the seventh pipe, the fluid enters the fifth pipe after passing through the expansion valve, the fluid enters the evaporator after passing through the fifth pipe, and the evaporator is used for evaporating the fluid to absorb heat energy.

8. The temperature control device structure of claim 7, wherein the first pipeline is provided with a reservoir, and the reservoir receives the fluid of the evaporator.

9. The structure of temperature control device according to claim 7, wherein a circulation pump is disposed inside the fifth pipeline, and the circulation pump is used for conveying the fluid inside the fifth pipeline.

Images