CN210924302U - Temperature control system - Google Patents
Temperature control system Download PDFInfo
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- CN210924302U CN210924302U CN202020043128.7U CN202020043128U CN210924302U CN 210924302 U CN210924302 U CN 210924302U CN 202020043128 U CN202020043128 U CN 202020043128U CN 210924302 U CN210924302 U CN 210924302U
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Abstract
The utility model belongs to the field of temperature control of analytical instruments, in particular to a temperature control system, which comprises a temperature controller, a temperature sensor, a power controller, a transformer, an actuating element, a cold head and refrigeration equipment; the cold head is connected with the refrigeration equipment; the actuating element is arranged on the cold head; the temperature sensor is arranged on the execution element and is connected with the temperature controller; the temperature controller is connected with the power controller; the power controller is connected with the transformer; the transformer is connected with the actuating element.
Description
Technical Field
The utility model relates to a temperature control system of analytical instrument, specifically speaking relate to a mainly used provides quick, accurate temperature regulation's temperature control system.
Background
In analytical equipment, low-temperature sample introduction and storage are generally adopted, and desorption is realized by adjusting the temperature according to different boiling points of various substances, so that the various substances are separated, and analysis and detection are convenient. However, in this process, the accuracy of temperature control is not high due to heat loss, and the display temperature does not match with the actual temperature; or the rate of temperature increase is too slow, which causes the loss of part of the species to be captured, and affects the result of quantitative measurement; or the cooling rate is too slow, which results in low detection efficiency and long process time consumption.
The temperature control system of the utility model uses electric heating, adjusts power through PID, directly heats the executive component, reduces heat loss in the heat transfer process, can rapidly and accurately control the temperature rise, and avoids the temperature runaway phenomenon; the refrigeration part is in direct contact with the execution element, so that the cooling process is accelerated, and the efficiency of the process is improved.
Disclosure of Invention
Compared with the prior art, the utility model, the advantage lies in temperature control system's refrigeration be with executive component direct link, has effectively avoided heat loss's in the heat transfer process production for temperature control is more accurate, rapider, thereby has promoted the entrapment efficiency of the species that awaits measuring and quantitative determination's accuracy.
In order to achieve the technical problem, the utility model provides a temperature control system, which comprises a temperature controller, a temperature sensor, a power controller, a transformer, an actuating element, a cold head and a refrigerating device; the cold head is connected with the refrigeration equipment; the actuating element is arranged on the cold head; the temperature sensor is arranged on the execution element and is connected with the temperature controller; the temperature controller is connected with the power controller; the power controller is connected with the transformer; the transformer is connected with the actuating element.
Further, the temperature sensor is a thermocouple.
Further, the power controller is a thyristor controlled silicon.
Furthermore, the temperature control system further comprises a relay connected with the temperature controller and the power controller.
The utility model has the advantages that: the device can heat the actuating element and cool the actuating element, and the whole heating forms a complete loop, so that the temperature of the actuating element can be accurately controlled; and direct contact makes rate of rise of temperature and refrigeration rate promote greatly, has avoided the calorific loss that indirect heat transfer brought to make the control of temperature more accurate, guaranteed temperature control system's efficiency and precision.
Drawings
Fig. 1 is a schematic structural diagram of a temperature control system according to an embodiment of the present invention.
In the figure, 1-temperature controller; 2-a temperature sensor; 3-a power controller; 4-a transformer; 5-an actuator; 6-cold head; 7-a refrigeration device; 8-relay.
Detailed Description
The embodiment of the application provides a temperature control system, and it is slow to heat up, cool down, and is inefficient among the solution prior art, shows the unmatched technical problem of temperature and actual temperature.
In order to clearly understand the technical solution, the temperature control system of the present invention will be described with reference to the drawings of the specification, including a temperature controller 1, a temperature sensor 2, a power controller 3, a transformer 4, an actuator 5, a cold head 6 and a refrigeration device 7; the cold head 6 is connected with the refrigerating equipment 7; the actuating element 5 is arranged on the cold head 6; the temperature sensor 2 is arranged on the actuating element 5 and is connected with the temperature controller 1; the temperature controller 1 is connected with the power controller 3; the power controller 3 is connected with the transformer 4; the transformer 4 is connected to the actuator 5.
That is, the cold head 6 is connected with the refrigeration equipment 7 to provide refrigeration for the actuating element 5; the temperature sensor 2 is connected with the execution element 5 and is used for monitoring temperature change in real time; the transformer 4 and the temperature controller 1 are both connected with the power controller 3, namely, the temperature is adjusted by taking temperature change and power change as references; furthermore, the temperature control system in the embodiment has a PID adjusting function, and can be quickly and accurately positioned to a required temperature; in the embodiment, the temperature sensor 2 is a thermocouple, so that the requirement of precise measurement at high temperature is continuously met, and a large measurement error is avoided; the power controller 3 in the embodiment is a thyristor controlled silicon, has the advantages of no noise, quick response, long service life and high reliability, and greatly ensures the circuit safety; in this embodiment, the temperature control system further includes a relay 8, and the relay 8 and the temperature controller 1 can automatically adjust the circuit according to the feedback signal, thereby playing a stable protection role.
It is worth explaining that the temperature control system can achieve rapid temperature rise from minus 150 ℃ to 200 ℃ within 30s at present, and according to PID adjustment, the temperature control system can achieve the function of stabilizing at a specified temperature within about 2min within the interval, and simultaneously meet the requirement of rapid temperature reduction from 150 ℃ to minus 120 ℃ within about 5min, and is far superior to the traditional temperature control system in terms of time efficiency and stability.
Finally, it should be noted that the above-mentioned embodiments are preferred embodiments of the present invention, and not limitations of the technical solution of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and of course, these improvements and decorations should also be considered within the protection scope of the present invention.
Claims (4)
1. A temperature control system is characterized by comprising a temperature controller, a temperature sensor, a power controller, a transformer, an execution element, a cold head and refrigeration equipment; the cold head is connected with the refrigeration equipment; the actuating element is arranged on the cold head; the temperature sensor is arranged on the execution element and is connected with the temperature controller; the temperature controller is connected with the power controller; the power controller is connected with the transformer; the transformer is connected with the actuating element.
2. The temperature control system of claim 1, wherein the temperature sensor is a thermocouple.
3. The temperature control system of claim 1, wherein the power controller is a thyristor controlled silicon.
4. The temperature control system of claim 1, further comprising a relay coupled to the power controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020043128.7U CN210924302U (en) | 2020-01-09 | 2020-01-09 | Temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020043128.7U CN210924302U (en) | 2020-01-09 | 2020-01-09 | Temperature control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210924302U true CN210924302U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020043128.7U Active CN210924302U (en) | 2020-01-09 | 2020-01-09 | Temperature control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN210924302U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115718029A (en) * | 2022-11-16 | 2023-02-28 | 泰通科技（广州）有限公司 | Three-stage refrigeration atmosphere preconcentrator and temperature control method thereof |
-
2020
- 2020-01-09 CN CN202020043128.7U patent/CN210924302U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115718029A (en) * | 2022-11-16 | 2023-02-28 | 泰通科技（广州）有限公司 | Three-stage refrigeration atmosphere preconcentrator and temperature control method thereof |
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