CN212411079U - Small-size temperature controller of heating vest network deployment - Google Patents
Small-size temperature controller of heating vest network deployment Download PDFInfo
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- CN212411079U CN212411079U CN202021359555.2U CN202021359555U CN212411079U CN 212411079 U CN212411079 U CN 212411079U CN 202021359555 U CN202021359555 U CN 202021359555U CN 212411079 U CN212411079 U CN 212411079U
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Abstract
The utility model provides a small-size temperature controller of heating vest network deployment, including the MCU controller, heating element, relay and electrical power generating system, electrical property input solid state relay and MCU controller in proper order of electrical power generating system, constitute a series circuit, heating element includes the heating tape, the heater strip, temperature switch and thermocouple are all installed on the heating tape, the MCU controller is connected with the thermocouple, solid state relay, the heater strip, the thermocouple is electric connection temperature switch respectively, the MCU controller carries out data connection through RS-485 communication interface and upper reaches industrial control host computer communication, original temperature controller hardware is vexed and tedious to have been solved in this design, field wiring work load is big, the problem of electromagnetic interference influence control precision among the signal long distance transmission process.
Description
Technical Field
The utility model discloses a small-size temperature controller of heating vest network deployment belongs to temperature controller technical field.
Background
The temperature controller is a series of automatic control elements which are physically deformed in a switch according to the temperature change of a working environment so as to generate certain special effects and generate on or off actions, and is also called a temperature control switch, a temperature protector and a temperature controller, and is called as the temperature controller for short. Or the temperature protector transmits the temperature to the temperature controller, and the temperature controller sends out a switching command, so that the operation of the equipment is controlled to achieve the ideal temperature and energy-saving effect. The temperature controller has a wide application range, is applied to various products such as household appliances, motors, refrigeration or heating and the like according to different types of temperature controllers, and a vacuum pipeline in the semiconductor industry needs to be heated in a contact manner, so that solid products in the pipeline are prevented from being condensed on the wall of the pipeline, the pipeline is long, has an irregular shape and needs to be controlled in multiple sections.
The traditional temperature control meter type temperature control box is formed by combining a temperature control meter, an SSR (simple sequence repeat) and a power switch, and then a power output line and a temperature sensing compensation wire are connected to a heating body to control the temperature of the heating body.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a small-size temperature controller of heating vest network deployment to solve the problem that proposes in the above-mentioned background art, the utility model discloses simple structure, signal transmission are stable, the hardware is light, excellent in use effect.
In order to achieve the above purpose, the present invention is realized by the following technical solution: heating vest network deployment small-size temperature controller, including MCU controller, heating element, relay and electrical power generating system, electrical property input solid state relay and MCU controller in proper order constitutes a series circuit, heating element includes heating band, heater strip, temperature switch and thermocouple are all installed on the heating band, the MCU controller is connected with the thermocouple, solid state relay, heater strip, thermocouple electric connection have temperature switch respectively, the MCU controller carries out data connection through RS-485 communication interface and upper reaches industry accuse host computer communication.
Further, a mechanical relay is connected between the solid-state relay and the power supply system.
Further, the heating wires are uniformly arranged on the heating belt, and the heating belt is wrapped on an external vacuum pipeline.
Furthermore, a photoelectric isolator for protecting the personal safety of users and the safety of the control unit is arranged between the MCU controller and the relay.
Further, a lightning protection filter is connected between the power system and an external power supply
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a can dual check-up signal during RS-485 communication interface communication, can judge to clutter and filter, ensure the stability and the accuracy of control.
2. The utility model discloses a RS-485 communication interface communicates to upstream communication module, packs data and handles, carries out RTU unit and people's interaction, and RS-485 communication interface connects in parallel all control by a set of power and a set of communication collineation, and the field wiring is changed numerous and diverse to simple.
Drawings
The disclosure of the present invention is explained with reference to the drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts. Wherein:
FIG. 1 is a schematic diagram of the heating vest networking small-sized temperature controller of the utility model;
Detailed Description
It is easily understood that, according to the technical solution of the present invention, a plurality of alternative structural modes and implementation modes can be proposed by those skilled in the art without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.
Referring to fig. 1, the present invention provides a technical solution: a heating waistcoat networking small-sized temperature controller comprises an MCU controller, a heating assembly, a relay and a power supply system, wherein the power supply system is sequentially and electrically input into a solid-state relay and the MCU controller to form a series loop, the heating assembly comprises a heating belt, a heating wire, a temperature switch and a thermocouple, the heating wire, the temperature switch and the thermocouple are all installed on the heating belt, the MCU controller is connected with the thermocouple, the solid-state relay, the heating wire and the thermocouple are respectively and electrically connected with the temperature switch, the MCU controller is in communication with an upstream industrial personal computer through an RS-485 communication interface to be in data connection, the thermocouple directly measures the temperature and converts the temperature signal into a thermal electromotive force signal to monitor the temperature of the heating wire in real time, when the internal temperature of the heating assembly rises through the temperature switch, the temperature switch cuts off the power supply, and a bridge, the direct current is converted into alternating current through a bridge rectifier diode.
By figure 1, be connected with mechanical relay between solid state relay and the electrical power generating system, when using, take place to puncture the trouble as solid state relay, surpass the upper and lower limit alarm range that sets up in the temperature controller, cut off output power through starting mechanical relay, heater strip align to grid is on the heating band, the heating band parcel is on external vacuum pipeline, align to grid external vacuum pipeline is heated evenly when heating, between MCU controller and the relay, install the photoelectric isolator who is used for protecting user's personal safety and the control unit safety, the security has been improved through photoelectric isolator, be connected with lightning protection filter between electrical power generating system and the external power supply, play the effect of lightning protection through lightning protection filter.
MCU controller type MCU unit number: STM 32F; thermocouple: WZP2-44 SA.
As an embodiment of the present invention: the method comprises the steps that a plurality of groups of temperature controllers are arranged on the outer wall of a pipeline, all mini temperature controllers on a loop are powered through a power supply, the temperature of a heating body attached to the pipeline is controlled, a bus is connected with an isolation alarm, a thermocouple monitors the interior of a heating assembly in real time during operation, when the temperature reaches a set value, an MCU (micro control unit) collects signals sent by the thermocouple, judgment is made, instruction signals are transmitted to a solid-state relay, the solid-state relay starts and stops a heating wire and a heating belt, when the solid-state relay breaks down, if the alarm range exceeds the upper limit and the lower limit set in the temperature controllers, a mechanical relay is started to cut off an output power supply, the MCU is responsible for communicating with an RS-485 bus, data are sent and received through an RS-485 communication interface, and RTU unit information can be fed, and when the bus fails, the isolation alarm isolates the failed bus part from the whole system so as to ensure that other parts of the system can work normally.
The technical scope of the present invention is not limited to the content in the above description, and those skilled in the art can make various modifications and alterations to the above embodiments without departing from the technical spirit of the present invention, and these modifications and alterations should fall within the protection scope of the present invention.
Claims (5)
1. Heating vest network deployment small-size temperature controller, a serial communication port, including MCU controller, heating element, relay and electrical power generating system, electrical input solid state relay and MCU controller in proper order of electrical power supply system constitute a series circuit, heating element includes heating band, heater strip, temperature switch and thermocouple are all installed on the heating band, the MCU controller is connected with the thermocouple, solid state relay, heater strip, thermocouple electric connection have temperature switch respectively, the MCU controller carries out data connection through RS-485 communication interface and upper reaches industrial control host computer communication.
2. The heating vest networking small-size temperature controller of claim 1, characterized in that: and a mechanical relay is connected between the solid-state relay and the power supply system.
3. The heating vest networking small-size temperature controller of claim 1, characterized in that: the heating wires are uniformly arranged on the heating belt, and the heating belt is wrapped on an external vacuum pipeline.
4. The heating vest networking small-size temperature controller of claim 1, characterized in that: and a photoelectric isolator for protecting the personal safety of users and the safety of the control unit is arranged between the MCU controller and the relay.
5. The heating vest networking small-size temperature controller of claim 1, characterized in that: and a lightning protection filter is connected between the power system and the external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021359555.2U CN212411079U (en) | 2020-07-13 | 2020-07-13 | Small-size temperature controller of heating vest network deployment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021359555.2U CN212411079U (en) | 2020-07-13 | 2020-07-13 | Small-size temperature controller of heating vest network deployment |
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| Publication Number | Publication Date |
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| CN212411079U true CN212411079U (en) | 2021-01-26 |
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| CN202021359555.2U Active CN212411079U (en) | 2020-07-13 | 2020-07-13 | Small-size temperature controller of heating vest network deployment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114894558A (en) * | 2022-07-11 | 2022-08-12 | 南京霍普斯科技有限公司 | High-temperature explosion-proof sampling probe |
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2020
- 2020-07-13 CN CN202021359555.2U patent/CN212411079U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114894558A (en) * | 2022-07-11 | 2022-08-12 | 南京霍普斯科技有限公司 | High-temperature explosion-proof sampling probe |
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