KR20110084762A - Temperature control apparatus - Google Patents

Temperature control apparatus Download PDF

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Publication number
KR20110084762A
KR20110084762A KR1020100004488A KR20100004488A KR20110084762A KR 20110084762 A KR20110084762 A KR 20110084762A KR 1020100004488 A KR1020100004488 A KR 1020100004488A KR 20100004488 A KR20100004488 A KR 20100004488A KR 20110084762 A KR20110084762 A KR 20110084762A
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KR
South Korea
Prior art keywords
heat medium
heat
temperature
temperature control
measuring
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KR1020100004488A
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Korean (ko)
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KR101158057B1 (en
Inventor
김경남
윤원수
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(주)마이크로디지탈
한국산업기술대학교산학협력단
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Priority to KR1020100004488A priority Critical patent/KR101158057B1/en
Publication of KR20110084762A publication Critical patent/KR20110084762A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
    • G01N25/22—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures
    • G01N25/28—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly
    • G01N25/30—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly using electric temperature-responsive elements
    • G01N25/32—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly using electric temperature-responsive elements using thermoelectric elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Combustion & Propulsion (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)

Abstract

The present invention relates to a temperature control device for controlling a temperature by circulating a heat medium, the body having a heat medium inlet and a heat medium outlet formed on one side; A heating medium line installed at the main body and connecting the heating medium inlet and the heating medium outlet; A heat medium circulation pump installed in the heat medium line and circulating the heat medium inside the heat medium line from the heat medium inlet to the heat medium outlet; A heat medium tank installed in the heat medium line and temporarily storing the heat medium in the heat medium line; A heat exchange block having heat radiating fins contacting the outside air to discharge high temperature heat to the outside; A thermoelectric element installed between the heat medium tank and the heat exchange block and transferring heat of the heat medium tank to the heat exchange block; A power supply for supplying power to the heat medium circulation pump and the thermoelectric element; A temperature measuring sensor measuring a temperature of the heat medium; And a control unit for receiving a temperature signal from the temperature measuring sensor and outputting a control signal to the power supply. The control unit is characterized in that it has excellent thermal efficiency and has a rapid temperature control and a precise constant temperature function. The reliability and repeatability of a fluorescence measuring device or a luminescence measuring device for measuring contaminants and the like can be greatly improved, and the constant temperature storage of various samples and reagents in an internal temperature control chamber can be achieved.

Description

Temperature control apparatus {Temperature control apparatus}

The present invention relates to a temperature control device, and more particularly, to a temperature control device that can be connected to a fluorescence measurement device or a luminescence measurement device that has excellent thermal efficiency by using a thermoelectric element and measures algae or contaminants in a sample. It is about.

In general, water resources such as rivers, seas, and lakes are seriously threatened by various pollutants, toxic substances, and toxic substances that are incidental to industrial activities and human life.

Therefore, in order to protect such water resources in recent years, the degree of water pollution is progressing, and researches are being actively conducted in various fields in order to determine the degree of various pollutants, harmful substances, and toxic substances on water pollution.

For this study, water quality inspection equipments for essential water quality inspection have been widely developed and used. In particular, as a kind of water testing equipment, a fluorescence measuring device for measuring the fluorescence of algae contained in a sample has been developed and used.

In general, the fluorescence measuring device, by placing a sample and a reagent in a sample container through a manual operation, and irradiated with light using an LED or the like in the sample container, the fluorescence of a specific wavelength emitted by the algae contained in the sample photosynthesis It is detected by a fluorescence detector.

In addition, as a kind of water quality inspection equipment, a luminescence measuring device for measuring the emission of luminescent bacteria reacting with contaminants contained in a sample has been developed and used.

In general, a conventional luminescence measuring device supplies samples and reagents to a plurality of reaction chambers, and detects luminescence emitted by the luminescent bacteria contained in the reagents reacting with the sample.

However, since the temperature of a sample or a reagent inside such a conventional fluorescence measuring device or a luminescence measuring device cannot be precisely controlled, the reliability of the result is greatly decreased, and the accuracy of the result is largely reduced due to the deviation of the result value according to the ambient temperature in the field. There is a problem that the size and weight of a conventional fluorescence measuring device or a luminescence measuring device are unnecessarily increased in order to preserve the fluorescence.

An object of the present invention for solving the above problems, the thermal efficiency using a thermoelectric element such as the Peltier element is very excellent, connected to a fluorescence measuring device or a luminescence measuring device for measuring algae or contaminants of the sample of the device The present invention provides a temperature control device that greatly improves reliability, reduces the size and weight of equipment, and has a temperature control room therein to enable constant temperature storage of various samples or reagents.

The temperature control device of the present invention for achieving the above object, the body is formed with a heat medium inlet and a heat medium outlet on one side; A heating medium line installed at the main body and connecting the heating medium inlet and the heating medium outlet; A heat medium circulation pump installed in the heat medium line and circulating the heat medium inside the heat medium line from the heat medium inlet to the heat medium outlet; A heat medium tank installed in the heat medium line and temporarily storing the heat medium in the heat medium line; A heat exchange block having heat radiating fins contacting the outside air to discharge high temperature heat to the outside; A thermoelectric element installed between the heat medium tank and the heat exchange block and transferring heat of the heat medium tank to the heat exchange block; A power supply for supplying power to the heat medium circulation pump and the thermoelectric element; A temperature measuring sensor measuring a temperature of the heat medium; And a controller for receiving a temperature signal from the temperature measuring sensor and outputting a control signal to the power supply.

In addition, the temperature control device of the present invention, is installed in the main body, the receiving space is formed to accommodate the storage therein, the opening and closing door is installed to enable the flow of the storage, and is connected to the heat medium line temperature control The possible temperature control room; may be made to include more.

In addition, the temperature control device of the present invention, the cooling fan is installed in the heat exchange block for cooling the heat exchange block by forced air cooling; it may further comprise a.

In addition, according to the present invention, the heat medium inlet and the heat medium outlet may be connected through an external heat medium line and a fluorescence measuring device for measuring the fluorescence of algae contained in the sample to enable temperature control of the sample.

In addition, according to the present invention, the heat medium inlet and the heat medium outlet may be connected through an external heat medium line and a light emission measuring device for measuring light emission of the light-emitting bacteria reacting with the contaminants contained in the sample to enable temperature control of the sample.

As described above, according to the temperature control device of the present invention, the thermal efficiency is very excellent, and it has a rapid temperature control and a precise constant temperature function, and the reliability and repeatability of the fluorescence measurement device or the luminescence measurement device for measuring algae or contaminants in the sample. It can greatly improve and has the effect of enabling constant temperature storage of various samples and reagents in an internal temperature control room.

1 is a block diagram conceptually illustrating a temperature controller of the present invention.
2 is a perspective view showing a temperature control device according to an embodiment of the present invention.
3 is a front photograph of FIG. 1.
4 is a front photograph showing an open / close door of the temperature control room of FIG. 3.
5 is a rear photograph of FIG. 4.
6 is a perspective side view of the temperature control device of FIG. 2.
7 is a perspective view of parts of the temperature control device of FIG. 6.
8 is a perspective view illustrating a state in which the temperature controller of the present invention is connected to a fluorescence measuring device.
9 is a perspective view illustrating a state in which the temperature controller of the present invention is connected to a light emission measuring device.

Hereinafter, a temperature controller according to various exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram conceptually illustrating a temperature control device of the present invention, Figure 2 is a perspective view showing a temperature control device according to an embodiment of the present invention, Figure 3 is a front picture of Figure 1, Figure 4 3 is a front photograph showing an open / close door of the temperature control room of FIG. 3, FIG. 5 is a rear photograph of FIG. 4, FIG. 6 is a perspective side view of the thermostat of FIG. 2, and FIG. 7 is a thermostat of FIG. 6. Parts perspective view.

First, as shown in Figures 1 to 7, the temperature control apparatus according to a preferred embodiment of the present invention, the body 10, the heat medium line 20, the heat medium circulation pump 30, the heat medium tank 40, the heat exchange block 50, the thermoelectric element 60, the power supply 70, the temperature measuring sensor 80, the control unit 90, the temperature control room 100 and the cooling fan ( 110) can be made.

2 to 5, the main body 10 has a heat medium inlet 10a and a heat medium outlet 10b formed at one side thereof, and the display 11 and various command input switches 12 are provided. It is installed.

Accordingly, the user may check the current temperature and the set temperature displayed on the display 11 and then manipulate the command input switch 12 or the like to modify the set temperature or turn the device on and off.

In addition, by using a data cable or the like to connect the fluorescence measuring device 200 of FIG. 8 or the luminescence measuring device 300 of FIG. It is possible to do so.

In particular, as shown in Figures 1 and 2, the temperature control device of the present invention, the heat medium inlet 10a and the heat medium outlet 10b is a variety of sample heat exchange block through the external heat medium line 210,310 201 and the reagent container heat exchange block 202 and 302 and the test bench heat exchange block 301 may be used in connection with various types of inspection equipment for inspecting various samples together with the reagent.

For example, Figure 8 is a perspective view of the use state illustrating a state in which the temperature control device of the present invention is connected to the fluorescence measuring device.

That is, the heat medium inlet 10a and the heat medium outlet 10b of the temperature control device of the present invention, the fluorescence measuring device 200 and the external heat medium line for measuring the fluorescence of the algae contained in the sample so that the temperature of the sample can be controlled As it is connected via (210), it is preferably that can be connected through the sample heat exchange block 201 and the reagent vessel heat exchange block 202 and the outer heat medium line 210 of the fluorescence measuring device 200.

In addition, for example, Figure 9 is a perspective view of the use state illustrating a state in which the temperature control device of the present invention is connected to the light emission measuring device.

That is, the heat medium inlet 10a and the heat medium outlet 10b may include a light emission measuring device 300 and an external heat medium line 310 for measuring light emission of light-emitting bacteria that react with contaminants contained in the sample to enable temperature control of the sample. ) Is connected to, preferably through the test table heat exchange block 301 and the reagent / sample container heat exchange block 302 and the external heat medium line 310 of the luminescence measurement device (300).

On the other hand, Figure 6 is a perspective side view of the thermostat of the present invention, Figure 7 is a perspective view of parts of the thermostat of Figure 6.

6 and 7, the heat medium line 20 is installed inside the main body 10, and is a circulation line connecting the heat medium inlet 10a and the heat medium outlet 10b.

In addition, the heat medium circulation pump 30 is installed in the heat medium line 20, and uses the pressure of the fluid to heat the heat medium inside the heat medium line 20 from the heat medium inlet 10 a to the heat medium outlet 10b. It is a pump to circulate in the direction.

Here, the heat medium circulation pump 30 is preferably applied to the control signal of the control unit 90, for example, to adjust the heat medium circulation rate quickly or slowly.

In addition, the heat medium tank 40 is installed in the heat medium line 20, and a storage space is formed therein to temporarily store the heat medium in the heat medium line 20.

In addition, the heat exchange block 50 is a type of heat dissipation member that is provided with a heat dissipation fin 51 in contact with the outside air outside the main body 10 to discharge high temperature heat to the outside.

Here, the heat exchange block 50 may be made of a material such as metal or ceramic having excellent thermal conductivity, and the heat dissipation fins 51 may be formed of metal fins having wrinkles or uneven surfaces, etc., to maximize surface area in contact with the outside air. This can be applied.

In addition, the thermoelectric element 60 is installed between the heat medium tank 40 and the heat exchange block 50 to transfer heat from the heat medium tank 40 to the heat exchange block 50. In order to facilitate the Peltier element, which uses the Peltier effect that generates heat or endotherm different from joule heat when current is applied across different solids or semiconductors, the Peltier element may be applied. .

The semiconductor chip using the Peltier element is applied with power by the power supply 70 to increase the heat transfer efficiency.

Here, the power supply 70 (power supply) is a kind of power supply device for supplying power to the heat medium circulation pump 40 and the thermoelectric element 60.

In addition, the temperature measuring sensor 80 measures the temperature of the heat medium and outputs a temperature measuring signal.

Here, the temperature measuring sensor 80 may include a temperature measuring member such as measuring a resistance according to temperature or a thermocouple.

The control unit 90 receives a temperature signal from the temperature measuring sensor 80 and outputs a control signal to the power supply 70, the heat medium circulation pump 30, and the cooling fan 110. It includes a circuit.

In addition, the cooling fan 110 is installed in the heat exchange block 50 to cool the heat exchange block 50 by forced air cooling, and preferably, a cooling fan in which the rotational speed of the fan is adjusted according to temperature is applied. Can be.

Therefore, when describing the operation of the temperature control device of the present invention, for example, when the temperature of the heat medium is higher than the set temperature set by the user, the control unit 9 is the power supply 70 is operated Apply a control signal to operate the thermoelectric element 60, or apply a control signal for operating the heat medium circulation pump 30 to speed up the heat medium circulation rate inside the heat medium line 20, or the cooling fan The temperature of the heat medium can be lowered to the temperature of the outside air by using various methods such as applying a control signal for increasing the rotation speed of the 110 to the cooling fan 110.

Therefore, it is possible to control temperature quickly and precisely by increasing thermal efficiency, and it is connected with a fluorescence measuring device or a luminescence measuring device which measures algae or pollutants in a sample, greatly improving the reliability of the device, and compact in size and weight of the equipment. It can be reduced.

On the other hand, Figure 4 is a front photograph showing a state in which the opening and closing door of the temperature control room of the present invention.

As shown in Figure 4, the temperature control room 100, which is installed in the main body 10, the receiving space (S) is formed so as to accommodate the storage therein, the outflow and inflow of the storage Opening and closing door 101 is installed to be possible, and is connected to the heat medium line 20 is capable of temperature control and temperature maintenance, it can serve as a kind of constant temperature room.

Therefore, it is possible to keep constant temperature storage of various samples or reagents that are particularly sensitive to temperature in the internal temperature control room, thereby maximizing the utilization in the field of collecting various samples.

The present invention is not limited to the above-described embodiments, and of course, modifications may be made by those skilled in the art without departing from the spirit of the present invention.

Therefore, the scope of the claims in the present invention will not be defined within the scope of the detailed description, but will be defined by the following claims and their technical spirit.

10: main body 10a: heat medium inlet
10b: heat medium outlet 11: display
12: command input switch 20: heating medium line
30: heat medium circulation pump 40: heat medium tank
50: heat exchange block 51: heat dissipation fin
60: thermoelectric element 70: power supply
80: temperature measuring sensor 90: control unit
100: temperature control room 101: opening and closing door
S: accommodating space 110: cooling fan
200: fluorescence measuring device 200 210: external heat medium line
201: sample heat exchanger block 202: reagent vessel heat exchanger block
300: light emission measuring device 310: external heat medium line
301: test bench heat exchange block 302: reagent / sample container heat exchange block

Claims (5)

A body in which a heat medium inlet and a heat medium outlet are formed at one side;
A heating medium line installed at the main body and connecting the heating medium inlet and the heating medium outlet;
A heat medium circulation pump installed in the heat medium line and circulating the heat medium inside the heat medium line from the heat medium inlet to the heat medium outlet;
A heat medium tank installed in the heat medium line and temporarily storing the heat medium in the heat medium line;
A heat exchange block having heat radiating fins contacting the outside air to discharge high temperature heat to the outside;
A thermoelectric element installed between the heat medium tank and the heat exchange block and transferring heat of the heat medium tank to the heat exchange block;
A power supply for supplying power to the heat medium circulation pump and the thermoelectric element;
A temperature measuring sensor measuring a temperature of the heat medium; And
A controller which receives a temperature signal from the temperature measuring sensor and outputs a control signal to the power supply;
Temperature control device comprising a. The method of claim 1,
A temperature control room installed in the main body, an accommodation space is formed to accommodate the storage therein, and an opening / closing door is installed to allow the inflow and outflow of the storage, and is connected to the heat medium line to control the temperature;
Temperature control device, characterized in that further comprises. 3. The method according to claim 1 or 2,
A cooling fan installed in the heat exchange block to cool the heat exchange block by forced air cooling;
Temperature control device, characterized in that further comprises. 3. The method according to claim 1 or 2,
The heat medium inlet and the heat medium outlet are connected to the fluorescence measuring device for measuring the fluorescence of the algae contained in the sample through an external heat medium line to enable temperature control of the sample. 3. The method according to claim 1 or 2,
The heat medium inlet and the heat medium outlet are connected to each other through an external heat medium line and a light emission measuring device for measuring light emission of the light-emitting bacteria reacting with the contaminants contained in the sample to enable temperature control of the sample.
KR1020100004488A 2010-01-18 2010-01-18 Temperature control apparatus KR101158057B1 (en)

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Application Number Priority Date Filing Date Title
KR1020100004488A KR101158057B1 (en) 2010-01-18 2010-01-18 Temperature control apparatus

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Application Number Priority Date Filing Date Title
KR1020100004488A KR101158057B1 (en) 2010-01-18 2010-01-18 Temperature control apparatus

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KR20110084762A true KR20110084762A (en) 2011-07-26
KR101158057B1 KR101158057B1 (en) 2012-06-22

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014185628A1 (en) * 2013-05-14 2014-11-20 주식회사 마이크로디지탈 Gene amplification system
KR20230085444A (en) * 2021-12-07 2023-06-14 한국표준과학연구원 Standard test piece for measuring defect of civil and building structure and crack inspection method using the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100249352B1 (en) * 1996-04-18 2000-04-01 이재구 Temperature controlling apparatus for bedding
JPH11201546A (en) 1998-01-19 1999-07-30 Matsushita Electric Ind Co Ltd Heat conveying apparatus
KR100596462B1 (en) * 2004-07-09 2006-07-03 한국바이오시스템(주) Apparatus for maintaining constant temperature for quality of water measuring instrument
JP2009300007A (en) 2008-06-13 2009-12-24 Daikin Ind Ltd Temperature control device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014185628A1 (en) * 2013-05-14 2014-11-20 주식회사 마이크로디지탈 Gene amplification system
KR20230085444A (en) * 2021-12-07 2023-06-14 한국표준과학연구원 Standard test piece for measuring defect of civil and building structure and crack inspection method using the same

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