CN220169755U

CN220169755U - Fluid cooling device

Info

Publication number: CN220169755U
Application number: CN202320243497.4U
Authority: CN
Inventors: 董保献; 孙大勇; 陈静; 李春锋; 李四华; 肖靖泽; 谭心炜; 刘喜
Original assignee: Beijing Jitian Instrument Co ltd
Current assignee: Beijing Jitian Instrument Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-12-12
Anticipated expiration: 2033-02-17

Abstract

The utility model provides a fluid cooling device, which comprises a first TEC, a first radiator and a fluid pipeline; further comprises: one side of the first bearing piece is connected with the hot end of the first TEC, and the other side of the first bearing piece is connected with the first radiator; one end of the heat conductor is connected with the cold end of the first TEC, a spiral groove is formed in the outer side of the heat conductor, and the fluid pipeline is arranged in the spiral groove; the first temperature sensor is arranged in the heat conducting body; the first heat dissipation fan is connected with the first radiator. The utility model has the advantages of quick cooling, accurate temperature control and the like.

Description

Fluid cooling device

Technical Field

The present utility model relates to temperature control, and more particularly to fluid cooling devices.

Background

At present, chemical flow paths exist in internal flow paths of analysis and test instruments in the market, and according to specific test requirements, distilled gas in part of the chemical flow paths needs to be liquefied into liquid with a specified temperature, and part of the chemical flow path liquid needs to be reduced to the specified temperature before entering a detector. To solve this problem, a liquid path condensing device is arranged inside the analysis instrument.

In the prior art, the liquid path condensing device generally has the following steps:

1. the circulating water cooling device is characterized in that gas, steam and high-temperature liquid are converted into normal-temperature liquid through heat exchange, the device consists of a circulating water machine, a heat exchanger, a circulating water pipeline and the like, and the device has the problems of large volume, large noise, frequent replacement of circulating water and the like.

2. The air bath condensing device is generally air-cooled, gas to be cooled, distilled gas and high-temperature liquid flow in a longer heat exchange pipeline, and a large-air-volume fan cools the heat exchange pipeline. The air bath condensing device has the problems of low cooling efficiency, large noise, long pipeline and the like.

3. The temperature uncontrollable electronic condensing device specifically cools the gas, steam and high-temperature liquid in the pipeline by controlling components such as an air compressor, an electronic refrigerating sheet and the like, but has less application scene due to uncontrollable cooling temperature, and simultaneously has the problems of high cost, large volume and the like.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a fluid cooling device.

The utility model aims at realizing the following technical scheme:

a fluid cooling device comprising a first TEC, a first heat sink, and a fluid conduit; the fluid cooling device further comprises:

one side of the first bearing piece is connected with the hot end of the first TEC, and the other side of the first bearing piece is connected with the first radiator;

one end of the heat conductor is connected with the cold end of the first TEC, a spiral groove is formed in the outer side of the heat conductor, and the fluid pipeline is arranged in the spiral groove;

a first temperature sensor disposed within the thermally conductive body;

the first cooling fan is connected with the first radiator.

Compared with the prior art, the utility model has the following beneficial effects:

1. the temperature is reduced quickly;

the TEC is cooled quickly, and the cooling path of the fluid is long by matching with the spiral grooves on the outer side of the heat conductor, so that the cooling efficiency is further improved;

TEC is arranged at two ends of the heat conductor respectively, so that the cooling efficiency is further improved;

2. the volume is small;

TEC is adopted for refrigeration, the volume is small, no noise is generated, and water and other media are not needed.

Drawings

The present disclosure will become more readily understood with reference to the accompanying drawings. As will be readily appreciated by those skilled in the art: the drawings are only for illustrating the technical scheme of the present utility model and are not intended to limit the scope of the present utility model. In the figure:

FIG. 1 is a schematic diagram of a fluid cooling apparatus according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a TEC and a first carrier according to an embodiment of the present utility model;

FIG. 3 is a schematic illustration of fluid temperature variation according to an embodiment of the present utility model.

Detailed Description

Figures 1-3 and the following description depict alternative embodiments of the utility model to teach those skilled in the art how to make and reproduce the utility model. For the purpose of explaining the technical solution of the present utility model, some conventional aspects have been simplified or omitted. Those skilled in the art will appreciate variations or alternatives derived from these embodiments that fall within the scope of the utility model. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the utility model. Thus, the utility model is not limited to the following alternative embodiments, but only by the claims and their equivalents.

Example 1

Fig. 1 schematically shows a schematic configuration of a fluid cooling apparatus according to an embodiment of the present utility model, as shown in fig. 1, the fluid cooling apparatus including:

the first TEC16, the first heat sink 14, and the fluid conduit, all of which are well known in the art;

the first carrier 13, as shown in fig. 2, one side of the first carrier 13 is connected to the hot end of the first TEC16, and the other side is connected to the first heat sink 14;

a heat conductor 11, wherein one end of the heat conductor 11 is connected with the cold end of the first TEC16, a spiral groove 12 is formed on the outer side of the heat conductor, and the fluid pipeline is arranged in the spiral groove 12;

a first temperature sensor 21, said first temperature sensor 21 being arranged within said heat conductor 11;

a first heat dissipation fan 15, wherein the first heat dissipation fan 15 is connected with the first radiator 14.

In order to improve the cooling efficiency, further, the fluid cooling device further includes:

a second TEC and a second carrier 33, wherein one side of the second carrier 33 is connected with the hot end of the second TEC, and the other side is connected with a second heat radiator 34;

the other end of the heat conductor 11 is connected with the cold end of the second TEC;

a second radiator 34 and a second radiator fan 35, the second radiator fan 35 being connected to the second radiator 34.

In order to maintain the stability of the fluid cooling device, further, the fluid cooling device further comprises:

a connecting member 41, the connecting member 41 connecting the first carrier 13 and the second carrier 33.

Example 2

Application example of the fluid cooling device according to embodiment 1 of the present utility model.

In this application example, as shown in fig. 1, from left to right, a first cooling fan 15, a first radiator 14, a first carrier 13, a first TEC16, a heat conductor 11, a second TEC, a second carrier 33, a second radiator 34, and a second cooling fan 35 are sequentially disposed, cold ends of the first TEC16 and the second TEC are connected to two ends of the heat conductor 11, hot ends are connected to the first carrier 13 and the second carrier 33, the first cooling fan 15 and the second cooling fan 35 employ a large-air-volume turbofan, the first radiator 14 and the second radiator 34 employ a metal radiator including a plurality of cooling teeth, and the first carrier 13 and the second carrier 33 employ a metal plate and are connected to each other through a connecting member 41.

As shown in fig. 2, the first TEC16 is embedded in the central recess of the first carrier 13 and the second TEC is embedded in the central recess of the second carrier 33.

The heat conductor 11 is made of metal with good heat conduction performance, one end of the heat conductor is connected with the cold end of the first TEC16, and the other end of the heat conductor is connected with the cold end of the second TEC; the outer side of the heat conductor 11 is provided with a spiral groove 12; the fluid pipeline adopts a capillary tube and is wound in the spiral groove 12; the temperature sensor 41 is disposed in the heat conductor 11, and monitors the temperature of the heat conductor 11 in real time, so as to adjust the working conditions of the first TEC16 and the second TEC.

According to the cooling curve of the fluid in the fluid pipeline in this embodiment, as shown in fig. 3, it can be seen that only 72 seconds is needed to reduce the temperature from 25 ℃ to 10 ℃, and the cooling efficiency is high.

Claims

1. A fluid cooling device comprising a first TEC, a first heat sink, and a fluid conduit; characterized in that the fluid cooling device further comprises:

a first temperature sensor disposed within the thermally conductive body;

the first cooling fan is connected with the first radiator.

2. The fluid cooling device of claim 1, wherein the fluid cooling device further comprises:

the heat-conducting device comprises a first TEC and a first bearing piece, wherein one side of the first bearing piece is connected with the hot end of the first TEC, and the other side of the first bearing piece is connected with a first radiator;

the other end of the heat conductor is connected with the cold end of the second TEC;

the second radiator and the second radiator fan, the second radiator fan is connected with the second radiator.

3. The fluid cooling device of claim 2, further comprising:

the connecting piece is used for connecting the first bearing piece and the second bearing piece.

4. The fluid cooling device of claim 2 wherein the first and second heat sinks each have a plurality of heat dissipating teeth.

5. The fluid cooling device of claim 1 wherein the fluid conduit is a capillary tube.

6. The fluid cooling device of claim 2 wherein the first and second cooling fans are turbofans.