CN204423195U - Three-phase electricity hyperchannel temperature controller - Google Patents
Three-phase electricity hyperchannel temperature controller Download PDFInfo
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- CN204423195U CN204423195U CN201420862252.0U CN201420862252U CN204423195U CN 204423195 U CN204423195 U CN 204423195U CN 201420862252 U CN201420862252 U CN 201420862252U CN 204423195 U CN204423195 U CN 204423195U
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Abstract
The utility model relates to temperature controller technical field, refers in particular to a kind of three-phase electricity hyperchannel temperature controller; The utility model comprises three-phase electricity input, three phase electric power control circuit, three-phase electricity zero cross detection circuit, main control MCU circuit, thermocouple voltages Acquisition Circuit, temperature acquisition MCU circuit, three-phase electricity is accessed simultaneously a temperature controller, pass through circuit design, realize each respectively access load mutually of three-phase electricity in single temperature controller, by a microcontroller implementation, thermostatic control is carried out to load that each phase connects simultaneously, realize each phase power averaging of three-phase electricity on each temperature controller to distribute, the expansion of the integral multiple passage of single temperature controller three can be realized; Save machine volume, reduce complete machine cost, reduce complete machine assembling human cost.
Description
Technical field
The utility model relates to temperature controller technical field, refers in particular to a kind of three-phase electricity hyperchannel temperature controller being applied to industrial injection machine mould domain of control temperature.
Background technology
Existing temperature controller has following shortcoming.
1, existing temperature controller is single channel temperature controller, single channel temperature controller uses single-phase electricity to be system power supply, system is simple, but, in commercial Application environment, usually need dozens or even hundreds of single channel temperature controller to focus on a temperature control box to realize centralized control, although, due to the restriction of industrial three-phase electricity, the mean allocation access three-phase electricity that needs all single channel temperature controllers to try one's best each mutually in, but each power averaging that accesses mutually that reality is difficult to realize three-phase electricity distributes.For integrated mill, when the temperature control box accessed is too much, this defect can cause three-phase electricity each phase voltage gap too large.Cause temperature control box volume large, wiring is complicated simultaneously.
2, in circuit design, each single channel temperature controller at least needs a microcontroller (MCU) to carry out temperature acquisition and the thermostatic control of temperature controller, and therefore can cause the high cost of whole temperature control box, system bulk is excessive.
3, lack high-voltage output end portion of electrical current, voltage detecting circuit, load heating collar open circuit and short circuit fault cannot be detected.
4, lack thermopair error detector element, in use cannot detect thermopair reversal connection, thermopair short circuit, thermopair open circuit errors.
5, temperature acquisition part, the thermocouple type that can use is single.
6, do not possess communication function, do not send control command, each channel temperature information realization of concentrated collection to controls such as the setting of temperature controller temperature, unlatching, closedown, centralized operations by communication interface, manually must be set by button.
Therefore, based on the defect of above-mentioned existing temperature controller, need to improve existing temperature controller.
Utility model content
The purpose of this utility model is to provide a kind of three-phase electricity hyperchannel temperature controller for the deficiencies in the prior art, and this temperature controller solves existing for existing temperature controller: what be difficult to realize three-phase electricity respectively accesses the defects such as power averaging distribution, high cost, system bulk be excessive mutually.
For achieving the above object, the utility model is achieved through the following technical solutions:
Three-phase electricity hyperchannel temperature controller, one of three-phase electricity input exports the input end of termination three phase electric power control circuit, the input end of another output termination three-phase electricity zero cross detection circuit of three-phase electricity input;
An input end of the output termination main control MCU circuit of three-phase electricity zero cross detection circuit;
The output terminal of three phase electric power control circuit is connected to heating collar power termination, an output terminal of an input termination main control MCU circuit of three phase electric power control circuit;
An input/output terminal jointing temp of main control MCU circuit gathers the input/output terminal of MCU circuit;
The output terminal jointing temp of thermocouple voltages Acquisition Circuit gathers an input end of MCU circuit, the input termination external heat galvanic couple of thermocouple voltages Acquisition Circuit.
The input end of the output termination three-phase electricity output current voltage detecting circuit of three phase electric power control circuit, one of three-phase electricity output current voltage detecting circuit exports an input end of the power termination of termination heating collar, another output termination main control MCU circuit.
The input/output terminal of an input and output termination CAN communication circuit of main control MCU circuit, an input and output termination isolated can signal of communication line of CAN communication circuit.
An input and output termination digital-scroll technique and the input/output terminal that circuit is set of temperature acquisition MCU circuit.
Temperature controller also comprises complete machine power supply.
Analog to digital converter is connected with in main control MCU circuit.
PID controller is connected with in main control MCU circuit.
Current-voltage transformer is connected with in three-phase electricity output current voltage detecting circuit.
Three phase electric power control circuit each mutually in be in series with power control device; Power control device is controllable silicon.
The beneficial effects of the utility model are: three-phase electricity is accessed simultaneously a temperature controller, pass through circuit design, realize each respectively access load mutually of three-phase electricity in single temperature controller, by a microcontroller implementation, thermostatic control is carried out to load that each phase connects simultaneously, realize each phase power averaging of three-phase electricity on each temperature controller to distribute, the expansion of the integral multiple passage of single temperature controller three can be realized; There is each phase load heating collar open circuit, function of short circuit detection, the mistakes such as thermopair reversal connection, thermopair short circuit, thermopair open circuit can be detected in real time, the temperature of dissimilar thermopair can be gathered, realize each channel temperature of concentrated collection, error message, concentrate and carry out each channel temperature monitoring, error message monitoring, increase temperature controller address, board type, port number arrange with Presentation Function, error code Presentation Function, conveniently to check and mistake investigate, save machine volume, reduce complete machine cost, reduce complete machine and assemble human cost.
Accompanying drawing explanation
Fig. 1 is structural principle schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
See Fig. 1, the utility model three-phase electricity hyperchannel temperature controller comprises: three-phase electricity input 1, three phase electric power control circuit 2, three-phase electricity output current voltage detecting circuit 3, three-phase electricity zero cross detection circuit 4, complete machine power supply 5, main control MCU circuit 6, CAN communication circuit 7, thermocouple voltages Acquisition Circuit 8, temperature acquisition MCU circuit 9, digital-scroll technique and arrange circuit 10.
Power input of the present utility model connects three-phase AC100 ~ 220V, 50/60Hz commercial power, the power termination of power stage termination heating collar, and thermocouple voltages Acquisition Circuit 8 connects different types of thermopair, and CAN communication circuit 7 connects isolated can signal of communication line.
One of three-phase electricity input 1 exports the input end of termination three phase electric power control circuit 2, the input end of another output termination three-phase electricity zero cross detection circuit 4 of three-phase electricity input 1.
The input end of the output termination three-phase electricity output current voltage detecting circuit 3 of three phase electric power control circuit 2, an output terminal of another input termination main control MCU circuit 6 of three phase electric power control circuit 2.
One of three-phase electricity output current voltage detecting circuit 3 exports an input end of the power termination of termination heating collar, another output termination main control MCU circuit 6.
An input end of the output termination main control MCU circuit 6 of three-phase electricity zero cross detection circuit 4, three-phase electricity zero cross detection circuit 4 is by detecting the zero crossing of each phase in three-phase electricity, and the power realizing different ON time for three phase electric power control circuit 2 controls to provide time reference starting point.
The input/output terminal of an input and output termination CAN communication circuit 7 of main control MCU circuit 6, another one input/output terminal jointing temp gather the input/output terminal of MCU circuit 9.
An input and output termination isolated can signal of communication line of CAN communication circuit 7, CAN communication circuit 7 receives the control command of the equipment such as computer, Centralized Controller, each channel temperature of centralized control temperature controller, unlatching, closedown, each channel temperature of concentrated collection temperature controller and error message.
The output terminal jointing temp of thermocouple voltages Acquisition Circuit 8 gathers an input end of MCU circuit 9, the input termination external heat galvanic couple of thermocouple voltages Acquisition Circuit 8.
An input and output termination digital-scroll technique and the input/output terminal that circuit 10 is set of temperature acquisition MCU circuit 9, temperature acquisition MCU circuit 9, by the output end voltage signal of thermocouple voltages Acquisition Circuit 8, changed by analog to digital converter ADC in temperature acquisition MCU circuit 9, and calculate actual temperature value by internal algorithm, and send to main control MCU circuit 6; Digital-scroll technique with circuit 10 is set for arranging the information such as plate address, board type, port number of three-phase electricity hyperchannel temperature controller when dispatching from the factory, and under running status the information such as display board address, error code.
Complete machine power supply 5 is three phase electric power control circuit 2, three-phase electricity output current voltage detecting circuit 3, three-phase electricity zero cross detection circuit 4, main control MCU circuit 6, CAN communication circuit 7, thermocouple voltages Acquisition Circuit 8, temperature acquisition MCU circuit 9, digital-scroll technique and arrange circuit 10 and provide all size power supply.
Three-phase electricity is accessed a temperature controller by three-phase electricity hyperchannel temperature controller simultaneously, pass through circuit design, realize each respectively access load mutually of three-phase electricity in single temperature controller, carry out thermostatic control by a microcontroller implementation to load that each phase connects, the power averaging realizing three-phase electricity each phase on each temperature controller distributes simultaneously.
Three phase electric power control circuit 2 changes each phase output terminal power by the ON time changing each power control device (controllable silicon) of middle series connection mutually, adopt phase-shifting trigger, by control each mutually in the ON time of each sinusoidal wave half-wave realize each phase adjustable constant voltage output terminal; Adopt zero cross fired, changed the average output terminal power in a second by the conducting number changing a second sinusoidal wave half-wave, for conducting number, be evenly distributed in the second, the even output terminal of output terminal power needed for the time.
Three-phase electricity output current voltage detecting circuit 3 gathers output terminal load current, voltage signal by current-voltage transformer, and by processing of circuit, in main control MCU circuit 6, analog to digital converter ADC changes, calculates and carry out heating collar open circuit, short-circuit detecting.
The zero cross signal of main control MCU circuit 6 according to three-phase electricity zero cross detection circuit 4, the temperature value of temperature acquisition MCU circuit 9, by judging the deviation between design temperature and actual temperature, by inner PID controller (ratio proportion, integration integration, differential differentiation) calculate output terminal power, corresponding output terminal control algolithm is selected again according to zero cross fired or phase-shifting trigger, control the ON time of the power control device of series connection in three phase electric power control circuit 2, final control power, completes the constant control of temperature.
The utility model possesses following characteristics.
1, single temperature controller can according to the expansion of integral multiple passage of three, as three-phase electricity triple channel temperature controller, three-phase electricity Hexamermis spp temperature controller and three-phase electricity nine passage temperature controller etc.
2, each phase the connect load of single temperature controller to access three-phase electricity carries out thermostatic control simultaneously, realizes each phase power averaging of three-phase electricity on each temperature controller and distributes.
3, open circuit, the function of short circuit detection to heating collar power termination is possessed.
4, thermopair error detection function is possessed, for detecting the mistakes such as thermopair reversal connection, thermopair short circuit, thermopair open circuit in real time.
5, CAN communication function is possessed, for realizing each channel temperature of the equipment such as computer, Centralized Controller centralized control temperature controller, unlatching, closedown, each channel temperature of concentrated collection temperature controller and error message.
6, output terminal triggering mode: phase-shifting trigger, zero cross fired.
Certainly, the embodiment of the above, just preferred embodiments of the present utility model, and unrestricted the utility model practical range, therefore all equivalences done according to structure, feature and the principle described in the utility model claim change or modify, and all should be included in the utility model claim.
Claims (10)
1. three-phase electricity hyperchannel temperature controller, is characterized in that: one of three-phase electricity input exports the input end of termination three phase electric power control circuit, the input end of another output termination three-phase electricity zero cross detection circuit of three-phase electricity input;
An input end of the output termination main control MCU circuit of three-phase electricity zero cross detection circuit;
The output terminal of three phase electric power control circuit is connected to heating collar power termination, an output terminal of an input termination main control MCU circuit of three phase electric power control circuit;
An input/output terminal jointing temp of main control MCU circuit gathers the input/output terminal of MCU circuit;
The output terminal jointing temp of thermocouple voltages Acquisition Circuit gathers an input end of MCU circuit, the input termination external heat galvanic couple of thermocouple voltages Acquisition Circuit.
2. three-phase electricity hyperchannel temperature controller according to claim 1, it is characterized in that: the input end of the output termination three-phase electricity output current voltage detecting circuit of three phase electric power control circuit, one of three-phase electricity output current voltage detecting circuit exports an input end of the power termination of termination heating collar, another output termination main control MCU circuit.
3. three-phase electricity hyperchannel temperature controller according to claim 1, is characterized in that: the input/output terminal of an input and output termination CAN communication circuit of main control MCU circuit, an input and output termination isolated can signal of communication line of CAN communication circuit.
4. three-phase electricity hyperchannel temperature controller according to claim 1, is characterized in that: an input and output termination digital-scroll technique and the input/output terminal arranging circuit of temperature acquisition MCU circuit.
5. three-phase electricity hyperchannel temperature controller according to claim 1, is characterized in that: temperature controller also comprises complete machine power supply.
6. three-phase electricity hyperchannel temperature controller according to claim 1, is characterized in that: be connected with analog to digital converter in main control MCU circuit.
7. three-phase electricity hyperchannel temperature controller according to claim 1, is characterized in that: be connected with PID controller in main control MCU circuit.
8. three-phase electricity hyperchannel temperature controller according to claim 1, is characterized in that: be connected with current-voltage transformer in three-phase electricity output current voltage detecting circuit.
9. three-phase electricity hyperchannel temperature controller according to claim 1, is characterized in that: three phase electric power control circuit each mutually in be in series with power control device.
10. three-phase electricity hyperchannel temperature controller according to claim 1, is characterized in that: power control device is controllable silicon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420862252.0U CN204423195U (en) | 2014-12-31 | 2014-12-31 | Three-phase electricity hyperchannel temperature controller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420862252.0U CN204423195U (en) | 2014-12-31 | 2014-12-31 | Three-phase electricity hyperchannel temperature controller |
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| CN204423195U true CN204423195U (en) | 2015-06-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104571201A (en) * | 2014-12-31 | 2015-04-29 | 李久伦 | Three-phase electricity multi-channel temperature controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104571201A (en) * | 2014-12-31 | 2015-04-29 | 李久伦 | Three-phase electricity multi-channel temperature controller |
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Effective date of registration: 20181129 Address after: 510000 No. 21 Jitou Street, Xindun Village, Xintang Town, Zengcheng District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Czech Easy Automation Equipment Co., Ltd. Address before: 637667 Group 2, Wenjialiang Village, Wenxing Town, Yilong County, Nanchong City, Sichuan Province Patentee before: Li Jiulun |