CN203849627U - Temperature control system - Google Patents
Temperature control system Download PDFInfo
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- CN203849627U CN203849627U CN201420272047.9U CN201420272047U CN203849627U CN 203849627 U CN203849627 U CN 203849627U CN 201420272047 U CN201420272047 U CN 201420272047U CN 203849627 U CN203849627 U CN 203849627U
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- temperature
- controller
- control system
- thermopair
- temperature control
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Abstract
The utility model relates to a temperature control system. The temperature control system comprises a controller, a computer, a watchdog, a thermocouple, a temperature execution control circuit module, a power supply module, a display module and a keyboard. The system achieves real-time effective detection and precise measurement of ambient temperature, and further adjusts and controls temperature according to a temperature value set in advance. The temperature control system which has the characteristics of high reliability, high control precision, great flexibility, simple line, debugging convenience and convenient installation achieves a product quality increase and meanwhile guarantees the product quantity during real production program running processes. The system can perform rapid temperature sampling in a real-time manner during measuring and controlling processes. Accurate data transmission is ensured. Relatively accurate control on a measured temperature field is further realized.
Description
Technical field
The utility model belongs to areas of information technology, relates in particular to a kind of temperature control system.
Background technology
At present, in recent years, along with social development, the measurement of temperature and control become more and more important, and temperature system has still all played at work very important effect in life, but in actual measurement and controlling, how to guarantee in real time temperature to be sampled fast, guaranteeing the correct transmission of data, and can control more accurately measured temperature field, is one of the current temperature control system major issue that need to urgently pay close attention to and solve.In concrete application, often adopt single-chip microcomputer to control temperature, because it not only have control convenient, use the plurality of advantages such as simple and dirigibility is strong, but also can improve significantly and meet by the technical requirement of controlling temperature, thereby there is great help to improving quality and the quantity of product.Therefore, aspect the temperature control problem of SCM Based temperature control system in processing commercial production, there is good application prospect.
Utility model content
Traditional pure hardware closed-loop control system is poor by property, control accuracy is lower, dirigibility is little in order to solve for the utility model, complex circuit, debugging, installation are inconvenient, in actual production routine operational process, quality and the quantity of product can not be guaranteed, in measuring and controlling, cannot to temperature, sample in real time fast, can not guarantee the correct transmission of data, cannot carry out the more accurate problem of controlling and a kind of simple in structure, easy to install, temperature control system of increasing work efficiency is provided measured temperature field.
The technical scheme that the utility model is taked for the technical matters existing in solution known technology is:
The temperature control system of the utility model embodiment, this temperature control system comprises: controller, computing machine, house dog, K type thermopair+6675, temperature are carried out control circuit module, power module, display module, keyboard.
For realizing, computing machine, house dog, K type thermopair+6675, temperature are carried out to control circuit module operation, receive the controller of the cold junction compensation signal of K type thermopair+6675;
Be connected with controller, for to the demonstration of temperature curve and data analysis, collected data presented intuitively so that the processing of data and the computing machine to system temperature regulation and control;
Be connected the house dog of the normal operation of safeguards system while being interfered for temperature control system with controller;
Be connected with controller, for temperature signal, convert K type thermopair+6675 of thermopower signal and cold junction compensation to;
Be connected with controller, receive the temperature signal of controller, carry out and realize raising or reducing temperature and controlling temperature is continual, the temperature that maintains scene temperature is carried out control circuit module;
Be connected with controller, be used to controller that the power module of stabilized power source is provided;
Be connected with controller, for the display module of real-time displays temperature;
Be connected with controller, for the keyboard entering the operating instructions.
The utility model can also adopt following technical measures:
Further, this temperature control system adopts MAX6675 to carry out temperature acquisition, and temperature-measuring range is between 0～1023.75 ℃, and temperature resolution is 0.25 ℃, the differential input of thermopair outage detection and high impedance.
Further, this temperature control system is provided with 2 K type thermopair+6675.
Advantage and the good effect that the utlity model has are: because the utility model adopts thermopair digital quantizer MAX6675, numeral is gathered and changed, controller gathers control to system temperature, the utility model is through mode, dependable performance, circuit are simple, operational excellence, there is higher cost performance, in daily production, there is development prospect widely.
The utility model not only can be realized effectively detecting in real time and accurately measuring environment temperature, can also regulate temperature according to the Temperature numerical of setting in advance, control temperature, have that development cost is low, precision is high, reliability is strong, flexible operation, feature that extensibility is strong, can person greatly easy to use inquire about, enhance productivity widely, there is very strong promotional value and good application prospect.In addition, the utility model reliability is high, control accuracy is high, dirigibility is large, circuit is easy, debugging, temperature control system easy for installation, realized in actual production routine operational process, improved product quality, guaranteed the quantity of product, in measuring and controlling, can to temperature, sample in real time fast, guarantee the correct transmission of data, measured temperature field is controlled more accurately.
Accompanying drawing explanation
Fig. 1 is the structural representation of the temperature control system that provides of the utility model embodiment;
In figure: 1, controller; 2, computing machine; 3, house dog; 4, K type thermopair+6675; 5, temperature is carried out control circuit module; 6, power module; 7, display module; 8, keyboard;
Fig. 2 is the temperature control system circuit connection diagram that the utility model embodiment provides;
Fig. 3 is the temperature control system specific implementation structural representation that the utility model embodiment provides.
Embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows: the utility model module used all belongs to known module, when buying module, software has been installed.There is not the innovation of software or method in the utility model.
Refer to Fig. 1:
As shown in figures 1 and 3, the temperature control system of the utility model embodiment is mainly comprised of controller 1, computing machine 2, house dog 3, K type thermopair+6675,4, temperature execution control circuit module 5, power module 6, display module 7, keyboard 8;
For realizing, computing machine, house dog, K type thermopair+6675, temperature are carried out to control circuit module operation, receive the controller 1 of the cold junction compensation signal of K type thermopair+6,675 4;
Be connected with controller 1, for to the demonstration of temperature curve and data analysis, collected data presented intuitively so that the processing of data and the computing machine 2 to system temperature regulation and control;
Be connected the house dog 3 of the normal operation of safeguards system while being interfered for temperature control system with controller 1;
Be connected with controller 1, for temperature signal, convert K type thermopair+6,675 4 of thermopower signal and cold junction compensation to;
Be connected with controller 1, receive the temperature signal of controller 1, carry out and realize raising or reducing temperature and controlling temperature is continual, the temperature that maintains scene temperature is carried out control circuit module 5;
Be connected with controller 1, be used to controller 1 that the power module 6 of stabilized power source is provided;
Be connected with controller 1, for the display module 7 of real-time displays temperature;
Be connected with controller 1, for the keyboard 8 entering the operating instructions.
Below in conjunction with principle, the utility model is described further:
(1) temperature control system, temperature measuring circuit is that thermopair MAX6675 temperature-control circuit is relay SSR, communication module is UART asynchronous serial port; By 485 bus transfer, temperature data is carried, and then realized the detection of temperature, control and demonstration.
Adopt MAX6675 to carry out temperature acquisition work, temperature-measuring range is between 0～1023.75 ℃, and temperature resolution is 0.25 ℃, the differential input of thermopair outage detection and high impedance; Have 2 6675 acquisition modules,
(2) temperature-control circuit module, is that on-the-spot temperature is carried out to overall control, in system operation, controlling temperature is continual, maintains on-the-spot temperature.
(3) K type thermopair+6675: temperature sensor;
The method of the cold junction compensation when using thermocouple sensor, works as the temperature of thermopair not in 0 ℃, and the electromotive force that thermocouple sensor is exported will depart from the Temperature numerical of 0 ℃ of cold junction gradually.Therefore, in this case, must take the measure of cold junction compensation to correct, to solve when there are abnormal conditions, system be carried out to correcting process in time, thereby guarantee to provide invariable temperature.
The above is only to preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, every foundation technical spirit of the present utility model is to any simple modification made for any of the above embodiments, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (4)
1. a temperature control system, is characterized in that, this temperature control system comprises: controller, computing machine, house dog, thermopair, temperature are carried out control circuit module, power module, display module, keyboard;
For realizing, computing machine, house dog, thermopair, temperature are carried out to control circuit module operation, receive the controller of the cold junction compensation signal of thermopair;
Be connected with controller, for to the demonstration of temperature curve and data analysis, collected data presented intuitively so that the processing of data and the computing machine to system temperature regulation and control;
Be connected the house dog of the normal operation of safeguards system while being interfered for temperature control system with controller;
Be connected with controller, for temperature signal, convert the thermopair of thermopower signal and cold junction compensation to;
Be connected with controller, receive the temperature signal of controller, carry out and realize raising or reducing temperature and controlling temperature is continual, the temperature that maintains scene temperature is carried out control circuit module;
Be connected with controller, be used to controller that the power module of stabilized power source is provided;
Be connected with controller, for the display module of real-time displays temperature;
Be connected with controller, for the keyboard entering the operating instructions.
2. temperature control system as claimed in claim 1, is characterized in that, this temperature control system adopts MAX6675 to carry out temperature acquisition, and temperature-measuring range is between 0～1023.75 ℃, and temperature resolution is 0.25 ℃, the differential input of thermopair outage detection and high impedance.
3. temperature control system as claimed in claim 1, is characterized in that, adopts K type thermopair+6675.
4. temperature control system as claimed in claim 3, is characterized in that, this temperature control system is provided with 2 K type thermopair+6675.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420272047.9U CN203849627U (en) | 2014-05-26 | 2014-05-26 | Temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420272047.9U CN203849627U (en) | 2014-05-26 | 2014-05-26 | Temperature control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203849627U true CN203849627U (en) | 2014-09-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420272047.9U Expired - Fee Related CN203849627U (en) | 2014-05-26 | 2014-05-26 | Temperature control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203849627U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938377A (en) * | 2016-07-08 | 2016-09-14 | 孙祝兵 | Single-chip microcomputer temperature control system |
| CN113155302A (en) * | 2021-04-01 | 2021-07-23 | 安徽工程大学 | Intelligent thermocouple temperature measuring system and method |
-
2014
- 2014-05-26 CN CN201420272047.9U patent/CN203849627U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938377A (en) * | 2016-07-08 | 2016-09-14 | 孙祝兵 | Single-chip microcomputer temperature control system |
| CN113155302A (en) * | 2021-04-01 | 2021-07-23 | 安徽工程大学 | Intelligent thermocouple temperature measuring system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150526 |
|
| EXPY | Termination of patent right or utility model |