CN211791462U - Three-phase-shifting trigger module of artificial intelligent instrument - Google Patents
Three-phase-shifting trigger module of artificial intelligent instrument Download PDFInfo
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- CN211791462U CN211791462U CN202020755151.9U CN202020755151U CN211791462U CN 211791462 U CN211791462 U CN 211791462U CN 202020755151 U CN202020755151 U CN 202020755151U CN 211791462 U CN211791462 U CN 211791462U
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Abstract
The utility model relates to a three-phase of artificial intelligence instrument moves trigger module mutually for adjust the power of the resistive nature load of three-phase, it includes first SCR power unit, second SCR power unit, third SCR power unit, first acquisition unit, second acquisition unit, first trigger unit, second trigger unit and third trigger unit. Each SCR power unit consists of two unidirectional SCRs which are connected in parallel in an opposite direction; the first acquisition unit and the second acquisition unit respectively acquire a first synchronous signal and a second synchronous signal and send the first synchronous signal and the second synchronous signal to the control module; each trigger unit is connected with the control module and used for triggering the corresponding SCR power unit to be conducted according to the trigger signal output by the control module. The utility model discloses a three-phase is the trigger module that moves mutually, its wiring is succinct, the cost is lower, and can hinder the load to carry out accurate power control to the three-phase.
Description
Technical Field
The utility model relates to an instrument observes and controls technical field, more specifically, relates to the three-phase of artificial intelligence instrument moves trigger module mutually.
Background
The artificial intelligence instrument has the advantages of high precision, strong function, wide measurement range, strong communication function, perfect self-diagnosis function and the like, so the artificial intelligence instrument is widely applied to industrial automation at present.
The existing artificial intelligence instrument usually adopts a thyristor as a power control device and triggers the thyristor in a phase-shifting triggering mode to realize the control of load power. In the phase-shifting triggering mode, alternating current synchronous signals input to the thyristor need to be collected, and then triggering signals are sent to a control electrode of the thyristor at proper time according to the operation of an internal controller of the artificial intelligent instrument so as to accurately trigger the thyristor, thereby realizing accurate power control.
Therefore, when the device is installed, a synchronous signal needs to be acquired and a trigger signal needs to be sent, and more wiring harnesses need to be used for completing wiring, so that not only is wiring complicated, but also the cost is high. The wiring and cost problems are further exacerbated, particularly when power control of a three-phase load is desired.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned technical problem, provide a three-phase shift trigger module for artificial intelligence instrument, its wiring is succinct, the cost is lower, and can carry out accurate power control to the hindering nature load of three-phase.
In order to achieve the above purpose, the technical scheme of the utility model is that: the three-phase-shifting trigger module of the artificial intelligent instrument is used for adjusting the power of the three-phase resistive load; the artificial intelligence instrument is provided with a control module; the three-phase-shifting trigger module comprises: the system comprises a first SCR power unit, a second SCR power unit, a third SCR power unit, a first acquisition unit, a second acquisition unit, a first trigger unit, a second trigger unit and a third trigger unit; the first SCR power unit, the second SCR power unit and the third SCR power unit are respectively connected with a phase of resistive load in series and then connected with a phase of alternating current electric wire; each SCR power unit is composed of two unidirectional SCRs which are reversely connected in parallel, the first SCR power unit is provided with a first gate pole and a second gate pole which are respectively arranged on the two SCRs, the second SCR power unit is provided with a third gate pole and a fourth gate pole which are respectively arranged on the two SCRs, and the third SCR power unit is provided with a fifth gate pole and a sixth gate pole which are respectively arranged on the two SCRs; the first acquisition unit is connected with the first gate pole, the second gate pole, the fourth gate pole and the control module and is used for acquiring a first synchronization signal and sending the first synchronization signal to the control module; the second acquisition unit is connected with the first gate pole, the second gate pole, the sixth gate pole and the control module and is used for acquiring a second synchronous signal and sending the second synchronous signal to the control module; the first trigger unit is connected with the first gate pole and the second gate pole, the second trigger unit is connected with the third gate pole and the fourth gate pole, and the third trigger unit is connected with the fifth gate pole and the sixth gate pole; each trigger unit is also connected with the control module and used for triggering the corresponding SCR power unit to be conducted according to the trigger signal output by the control module.
In one embodiment: the artificial intelligence instrument is provided with a direct current power supply end; the control module is provided with a synchronous signal input end; the first acquisition unit comprises a first diode, a second diode, a first optocoupler, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first triode and a first capacitor; the anode of the first diode is connected with the second gate electrode and is connected with the first gate electrode through the second diode; the cathode of the first diode is connected with a first input pin of the first optocoupler through the first resistor, the second resistor and the third resistor; the second input pin of the first optocoupler is connected with the fourth gate, the first output pin of the first optocoupler is connected with the direct-current power supply end through the fourth resistor, and the second output pin of the first optocoupler is connected with the base electrode of the first triode; the base electrode of the first triode is grounded through a sixth resistor, the emitter electrode of the first triode is directly grounded, and the collector electrode of the first triode is connected with the direct current power supply end through the fifth resistor, grounded through a first capacitor and further connected with the synchronous signal input end of the control module.
In one embodiment: the second acquisition unit comprises a third diode, a fourth diode, a second optocoupler, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, a second triode and a second capacitor; the anode of the third diode is connected with the second gate, and the cathode of the third diode is connected with the input end of the second optocoupler through the seventh resistor, the eighth resistor and the ninth resistor; a second input pin of the second optocoupler is connected with the sixth gate, a first output pin of the second optocoupler is connected with the direct-current power supply end through the tenth resistor, and a second output pin of the second optocoupler is connected with a base electrode of the second triode; and the base electrode of the second triode is grounded through a twelfth resistor, the emitter electrode of the second triode is directly grounded, the collector electrode of the second triode is connected with the direct-current power supply end through the eleventh resistor, and is grounded through a second capacitor, and the collector electrode of the second triode is also connected with the synchronous signal input end of the control module through the cathode of the fourth diode.
In one embodiment: and the first optical coupler and the second optical coupler are triode type photoelectric couplers.
In one embodiment: the first triode and the second triode are both NPN type triodes.
In one embodiment: the artificial intelligence instrument is provided with a direct current power supply end; the control module is provided with a first trigger signal output end; the first trigger unit comprises a first bidirectional thyristor, a third optocoupler, a fourth optocoupler, a thirteenth resistor, a fourteenth resistor, a fifteenth resistor, a first thermistor and a second thermistor; one end of the first bidirectional thyristor is connected with the second gate pole, the other end of the first bidirectional thyristor is connected with the first gate pole through the first thermistor and the second thermistor, and a control pole of the first bidirectional thyristor is connected with the second gate pole through an output end of the third optocoupler, an output end of the fourth optocoupler, the thirteenth resistor and the fourteenth resistor; and the input end of the third optocoupler is connected with the first trigger signal output end through a fifteenth resistor, and is connected with the direct current power supply end through the input end of the fourth optocoupler.
In one embodiment: the control module is provided with a second trigger signal output end; the second trigger unit comprises a fifth diode, a second bidirectional thyristor, a fifth optocoupler, a sixth optocoupler, a sixteenth resistor, a seventeenth resistor, an eighteenth resistor, a third thermistor and a fourth thermistor; the anode of the fifth diode is connected with the third gate electrode, and the cathode of the fifth diode is connected with the fourth gate electrode; one end of the second bidirectional thyristor is connected with the fourth gate pole, the other end of the second bidirectional thyristor is connected with the third gate pole through the third thermistor and the fourth thermistor, and the control pole of the second bidirectional thyristor is connected with the fourth gate pole through the sixteenth resistor, the seventeenth resistor, the output end of the fifth optocoupler and the output end of the sixth optocoupler; and the input end of the sixth optocoupler is connected with the output end of the second trigger signal through an eighteenth resistor and is connected with the direct-current power supply end through the input end of the fifth optocoupler.
In one embodiment: the control module is provided with a third trigger signal output end; the third trigger unit comprises a sixth diode, a third bidirectional thyristor, a seventh optocoupler, an eighth optocoupler, a nineteenth resistor, a twentieth resistor, a twenty-first resistor, a fifth thermistor and a sixth thermistor; the anode of the sixth diode is connected with the fifth gate electrode, and the cathode of the sixth diode is connected with the sixth gate electrode; one end of the third bidirectional thyristor is connected with the sixth gate pole, the other end of the third bidirectional thyristor is connected with the fifth gate pole through the fifth thermistor and the sixth thermistor, and the control pole of the third bidirectional thyristor is connected with the sixth gate pole through the nineteenth resistor, the twentieth resistor, the output end of the seventh optocoupler and the output end of the eighth optocoupler; and the input end of the seventh optocoupler is connected with the third trigger signal output end through a twenty-first resistor, and is connected with the direct current power supply end through the input end of the eighth optocoupler.
In one embodiment: and the third optocoupler, the fourth optocoupler, the fifth optocoupler, the sixth optocoupler, the seventh optocoupler and the eighth optocoupler are thyristor-type optocouplers.
Compared with the prior art, the beneficial effects of the utility model reside in that: because the SCR power unit for controlling each phase of resistive load is formed by reversely connecting two unidirectional SCRs in parallel, and the unidirectional SCRs have the characteristic of equal potential of cathodes and gate poles, the first acquisition unit and the second acquisition unit can cooperatively acquire a synchronous signal of three-phase alternating current through one gate pole of each SCR power unit and send a trigger signal to the SCR power unit through the other gate pole of each SCR power unit to enable the SCR power unit to be conducted; therefore, the utility model discloses the three-phase is moved trigger module mutually only needs to use the gate pole of a pencil connection each one-way SCR to carry out synchronous signal through the SCR power unit who is used for controlling each resistance load mutually and gathers each alternating current to carry out trigger signal control to corresponding SCR power unit, thereby reduced wiring quantity, have the advantage that the wiring is succinct, the cost is lower, and can all carry out accurate power control to three-phase resistance load.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a circuit diagram of a three-phase shift trigger module according to an embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence. In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting. In the claims, the description and the drawings of the present invention, if the term "electrically connected" is used, it is meant to include both direct electrical connection and indirect electrical connection.
Referring to fig. 1, it shows that the utility model discloses artificial intelligence instrument's three-phase moves trigger module mutually for adjust the power of the resistive load RL of three-phase. In this embodiment, the artificial intelligence instrument has a control module, which is specifically a control chip, and has a synchronization signal input end OP2 for acquiring a first synchronization signal and a second synchronization signal, and a first trigger signal output end OP1, a second trigger signal output end OP3, and a third trigger signal output end OP4 for outputting a trigger signal. In addition, the artificial intelligence instrument of this embodiment also has a dc power supply terminal VCC for providing dc power.
In this embodiment, the three-phase shift trigger module includes: the device comprises a first SCR power unit, a second SCR power unit, a third SCR power unit, a first acquisition unit, a second acquisition unit, a first trigger unit, a second trigger unit and a third trigger unit.
The first SCR power unit, the second SCR power unit and the third SCR power unit are respectively connected in series with a resistive load RL and then connected with a single-phase alternating current electric wire, such as a first phase line L1, a second phase line L2 and a third phase line L3 in the figure, so as to adjust the power of the resistive load RL. In a specific structure, each SCR power unit is composed of two unidirectional SCRs which are connected in parallel in an opposite direction. The first SCR power unit comprises a first SCR and a second SCR, and is provided with a first gate 1G1 and a second gate 1G2 which are respectively arranged on the two SCRs. The second SCR power unit comprises a third SCR and a fourth SCR, and is provided with a third gate 2G1 and a fourth gate 2G2 which are respectively arranged on the two SCRs of the third SCR power unit, and the third SCR power unit comprises a fifth SCR and a sixth SCR, and is provided with a fifth gate 3G1 and a sixth gate 3G2 which are respectively arranged on the two SCRs of the third SCR power unit.
The first acquisition unit is connected with the first gate pole 1G1, the second gate pole 1G2, the fourth gate pole 2G2 and the control module and is used for acquiring a first synchronization signal and sending the first synchronization signal to the control module. In a specific structure of this embodiment, the first collecting unit includes a first diode D1, a second diode D2, a first optocoupler O1, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a first triode T1, and a first capacitor C1. The anode of the first diode D1 is connected with the second gate 1G2, and is connected with the first gate 1G1 through the second diode D2; the cathode of the first diode D1 is connected with the first input pin of the first optical coupler O1 through the first resistor R1, the second resistor R2 and the third resistor R3. The second input pin of the first optocoupler O1 is connected with the fourth gate pole 2G2, the first output pin of the first optocoupler is connected with the direct current power supply terminal VCC through the fourth resistor R4, and the second output pin of the first optocoupler is connected with the base of the first triode T1. The base of the first triode T1 is grounded through a sixth resistor R6, the emitter thereof is directly grounded, the collector thereof is connected with the dc power supply terminal VCC through the fifth resistor R5, and is grounded through a first capacitor C1, and is further connected with the synchronization signal input terminal OP2 of the control module, so as to send the first synchronization signal thereto.
The second acquisition unit is connected with the first gate 1G1, the second gate 1G2, the sixth gate 3G2 and the control module and is used for acquiring a second synchronous signal and sending the second synchronous signal to the control module. In a specific structure of this embodiment, the second collecting unit includes a third diode D3, a fourth diode D4, a second optocoupler O2, a seventh resistor R7, an eighth resistor R8, a ninth resistor R9, a tenth resistor R10, an eleventh resistor R11, a twelfth resistor R12, a second triode T2, and a second capacitor C2. The anode of the third diode T2 is connected to the second gate 1G2, and the cathode thereof is connected to the input terminal of the second optocoupler O2 through the seventh resistor R7, the eighth resistor R8 and the ninth resistor R9. The second input pin of the second optocoupler O2 is connected to the sixth gate 3G2, the first output pin thereof is connected to the dc power supply terminal VCC through the tenth resistor R10, and the second output pin thereof is connected to the base of the second triode T2. The base of the second triode T2 is grounded through a twelfth resistor R12, the emitter thereof is directly grounded, the collector thereof is connected to the dc power supply terminal VCC through the eleventh resistor R11, and is grounded through a second capacitor C2, and is also connected to the synchronization signal input terminal OP2 of the control module through the cathode of the fourth diode D4, so as to send the second synchronization signal thereto.
In this embodiment, the first optical coupler O1 and the second optical coupler O2 are both triode-type optical couplers, and the first triode T1 and the second triode T2 are both NPN-type triodes.
The first trigger unit is connected with the first gate 1G1 and the second gate 1G2, the second trigger unit is connected with the third gate 2G1 and the fourth gate 2G2, and the third trigger unit is connected with the fifth gate 3G1 and the sixth gate 3G 2. Each trigger unit is also connected with the control module and used for triggering the corresponding SCR power unit to be conducted according to the trigger signal output by the control module.
In a specific structure of this embodiment, the first trigger unit includes a first bidirectional thyristor BCR1, a third optical coupler O3, a fourth optical coupler O4, a thirteenth resistor R13, a fourteenth resistor R14, a fifteenth resistor R15, a first thermistor RT1, and a second thermistor RT 2. One end of the first bidirectional thyristor BCR is connected with the second gate pole 1G2, the other end of the first bidirectional thyristor BCR is connected with the first gate pole 1G1 through the first thermistor RT1 and the second thermistor RT2, and a control pole of the first bidirectional thyristor BCR is connected with the second gate pole 1G2 through the output end of a third optocoupler O3, the output end of a fourth optocoupler O4, a thirteenth resistor R13 and a fourteenth resistor R14. The input end of the third optical coupler O3 is connected with the first trigger signal output end OP1 through a fifteenth resistor R15, and is connected with the direct current power supply end VCC through the input end of a fourth optical coupler O4.
The second trigger unit comprises a fifth diode D5, a second bidirectional thyristor BCR2, a fifth optical coupler O5, a sixth optical coupler O6, a sixteenth resistor R16, a seventeenth resistor R17, an eighteenth resistor R18, a third thermistor RT3 and a fourth thermistor RT 4. The anode of the fifth diode D5 is connected to the third gate 2G1, and the cathode thereof is connected to the fourth gate 2G 2. One end of the second bidirectional thyristor BCR2 is connected with the fourth gate 2G2, the other end of the second bidirectional thyristor BCR2 is connected with the third gate 2G1 through the third thermistor RT3 and the fourth thermistor RT4, and the control electrode of the second bidirectional thyristor BCR is connected with the fourth gate 2G2 through the output end of a sixteenth resistor R16, a seventeenth resistor R17, a fifth optical coupler O5 and the output end of a sixth optical coupler O6. The input end of the sixth optical coupler O6 is connected with the second trigger signal output end OP3 through an eighteenth resistor R18, and is connected with the direct current power supply end VCC through the input end of the fifth optical coupler 05.
The third trigger unit comprises a sixth diode D6, a third bidirectional thyristor BCR3, a seventh optocoupler O7, an eighth optocoupler O8, a nineteenth resistor R19, a twentieth resistor R20, a twenty-first resistor R21, a fifth thermistor RT5 and a sixth thermistor RT 6. The anode of the sixth diode D6 is connected to the fifth gate 3G1, and the cathode thereof is connected to the sixth gate 3G 2. One end of the third bidirectional thyristor BCR3 is connected with the sixth gate 3G2, the other end of the third bidirectional thyristor BCR3 is connected with the fifth gate 3G1 through the fifth thermistor RT5 and the sixth thermistor RT6, and the control electrode of the third bidirectional thyristor BCR3 is connected with the sixth gate 3G2 through the nineteenth resistor R19, the twentieth resistor R20, the output end of the seventh optocoupler O7 and the output end of the eighth optocoupler O8. The input end of the seventh optical coupler O7 is connected with the third trigger signal output end OP4 through a twenty-first resistor R21, and is connected with the direct current power supply end VCC through the input end of the eighth optical coupler O8.
In this embodiment, the third optical coupler O3, the fourth optical coupler O4, the fifth optical coupler O5, the sixth optical coupler O6, the seventh optical coupler O7, and the eighth optical coupler O8 are thyristor-type optical couplers, and have a high voltage resistance characteristic.
The embodiment of the utility model provides a phase shift trigger module's theory of operation as follows: because the unidirectional SCR has the characteristic that the cathode and the gate are equipotential, the first acquisition unit and the second acquisition unit can respectively acquire the phase signal of the first phase line through the second gate 1G2 and the first gate 1G1 when the first phase line is in a positive half-wave period and a negative half-wave period; in addition, since the first acquisition unit is also connected to the second phase line through the fourth gate 2G2, and the second acquisition unit is also connected to the third phase line through the sixth gate 3G2, phase signals of the second phase line and the third phase line can be acquired respectively. The phase signals are processed by a first (second) optocoupler, a first (second) triode and other devices to form level signals, and the level signals are transmitted to the control module, and the level signals are the synchronous signals. The control module receives the synchronous signal and then carries out internal operation, and sends out trigger pulse signals to each trigger unit after a preset time interval, so that the SCR of each SCR power unit is conducted, and the phase-shifting triggering of each SCR power unit is completed.
To sum up, the utility model discloses the three-phase is the trigger module that moves mutually, no matter in the positive half-wave cycle of alternating current or negative half-wave cycle, the homoenergetic carries out accurate the moving of phase to three SCR power unit and triggers. In the first SCR power unit, when the first SCR is in a conduction period, a synchronization signal is acquired through a second gate pole 1G2 of the second SCR, and a trigger signal is sent to the SCR power unit through a first gate pole 1G1 of the first SCR to enable the first SCR to be conducted; when the second SCR is in the on-period, the synchronization signal is obtained through the first gate 1G1 of the first SCR, and the trigger signal is sent to the SCR power unit through the second gate 1G2 of the second SCR to turn on the SCR power unit. Therefore, the utility model discloses the three-phase is moved trigger module mutually only needs to use the gate pole of a pencil connection each one-way SCR to carry out synchronous signal collection to each alternating current through the SCR power unit who is used for controlling each resistive load RL mutually to trigger signal control is carried out to corresponding SCR power unit, thereby has reduced wiring quantity, has the advantage that the wiring is succinct, the cost is lower, and can all carry out accurate power control to three-phase resistive load RL.
The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through logical analysis, reasoning or limited experimentation in light of the above teachings of the invention or the above embodiments are intended to be included within the scope of the invention.
Claims (9)
1. The three-phase-shifting trigger module of the artificial intelligent instrument is used for adjusting the power of the three-phase resistive load; the artificial intelligence instrument is provided with a control module; the three-phase-shifting trigger module is characterized by comprising: the system comprises a first SCR power unit, a second SCR power unit, a third SCR power unit, a first acquisition unit, a second acquisition unit, a first trigger unit, a second trigger unit and a third trigger unit;
the first SCR power unit, the second SCR power unit and the third SCR power unit are respectively connected with a phase of resistive load in series and then connected with a phase of alternating current electric wire; each SCR power unit is composed of two unidirectional SCRs which are reversely connected in parallel, the first SCR power unit is provided with a first gate pole and a second gate pole which are respectively arranged on the two SCRs, the second SCR power unit is provided with a third gate pole and a fourth gate pole which are respectively arranged on the two SCRs, and the third SCR power unit is provided with a fifth gate pole and a sixth gate pole which are respectively arranged on the two SCRs;
the first acquisition unit is connected with the first gate pole, the second gate pole, the fourth gate pole and the control module and is used for acquiring a first synchronization signal and sending the first synchronization signal to the control module; the second acquisition unit is connected with the first gate pole, the second gate pole, the sixth gate pole and the control module and is used for acquiring a second synchronous signal and sending the second synchronous signal to the control module;
the first trigger unit is connected with the first gate pole and the second gate pole, the second trigger unit is connected with the third gate pole and the fourth gate pole, and the third trigger unit is connected with the fifth gate pole and the sixth gate pole; each trigger unit is also connected with the control module and used for triggering the corresponding SCR power unit to be conducted according to the trigger signal output by the control module.
2. The three-phase-shifting trigger module of the artificial intelligence instrument of claim 1, wherein: the artificial intelligence instrument is provided with a direct current power supply end; the control module is provided with a synchronous signal input end; the first acquisition unit comprises a first diode, a second diode, a first optocoupler, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first triode and a first capacitor;
the anode of the first diode is connected with the second gate electrode and is connected with the first gate electrode through the second diode; the cathode of the first diode is connected with a first input pin of the first optocoupler through the first resistor, the second resistor and the third resistor;
the second input pin of the first optocoupler is connected with the fourth gate, the first output pin of the first optocoupler is connected with the direct-current power supply end through the fourth resistor, and the second output pin of the first optocoupler is connected with the base electrode of the first triode;
the base electrode of the first triode is grounded through a sixth resistor, the emitter electrode of the first triode is directly grounded, and the collector electrode of the first triode is connected with the direct current power supply end through the fifth resistor, grounded through a first capacitor and further connected with the synchronous signal input end of the control module.
3. The three-phase-shifting trigger module of the artificial intelligence instrument of claim 2, wherein: the second acquisition unit comprises a third diode, a fourth diode, a second optocoupler, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, a second triode and a second capacitor;
the anode of the third diode is connected with the second gate, and the cathode of the third diode is connected with the input end of the second optocoupler through the seventh resistor, the eighth resistor and the ninth resistor;
a second input pin of the second optocoupler is connected with the sixth gate, a first output pin of the second optocoupler is connected with the direct-current power supply end through the tenth resistor, and a second output pin of the second optocoupler is connected with a base electrode of the second triode;
and the base electrode of the second triode is grounded through a twelfth resistor, the emitter electrode of the second triode is directly grounded, the collector electrode of the second triode is connected with the direct-current power supply end through the eleventh resistor, and is grounded through a second capacitor, and the collector electrode of the second triode is also connected with the synchronous signal input end of the control module through the cathode of the fourth diode.
4. The three-phase-shifting trigger module of the artificial intelligence instrument of claim 3, wherein: and the first optical coupler and the second optical coupler are triode type photoelectric couplers.
5. The three-phase-shifting trigger module of the artificial intelligence instrument of claim 3, wherein: the first triode and the second triode are both NPN type triodes.
6. The three-phase-shifting trigger module of the artificial intelligence instrument of claim 1, wherein: the artificial intelligence instrument is provided with a direct current power supply end; the control module is provided with a first trigger signal output end; the first trigger unit comprises a first bidirectional thyristor, a third optocoupler, a fourth optocoupler, a thirteenth resistor, a fourteenth resistor, a fifteenth resistor, a first thermistor and a second thermistor;
one end of the first bidirectional thyristor is connected with the second gate pole, the other end of the first bidirectional thyristor is connected with the first gate pole through the first thermistor and the second thermistor, and a control pole of the first bidirectional thyristor is connected with the second gate pole through an output end of the third optocoupler, an output end of the fourth optocoupler, the thirteenth resistor and the fourteenth resistor;
and the input end of the third optocoupler is connected with the first trigger signal output end through a fifteenth resistor, and is connected with the direct current power supply end through the input end of the fourth optocoupler.
7. The three-phase-shifting trigger module of the artificial intelligence instrument of claim 6, wherein: the control module is provided with a second trigger signal output end; the second trigger unit comprises a fifth diode, a second bidirectional thyristor, a fifth optocoupler, a sixth optocoupler, a sixteenth resistor, a seventeenth resistor, an eighteenth resistor, a third thermistor and a fourth thermistor;
the anode of the fifth diode is connected with the third gate electrode, and the cathode of the fifth diode is connected with the fourth gate electrode;
one end of the second bidirectional thyristor is connected with the fourth gate pole, the other end of the second bidirectional thyristor is connected with the third gate pole through the third thermistor and the fourth thermistor, and the control pole of the second bidirectional thyristor is connected with the fourth gate pole through the sixteenth resistor, the seventeenth resistor, the output end of the fifth optocoupler and the output end of the sixth optocoupler;
and the input end of the sixth optocoupler is connected with the output end of the second trigger signal through an eighteenth resistor and is connected with the direct-current power supply end through the input end of the fifth optocoupler.
8. The three-phase-shifting trigger module of the artificial intelligence instrument of claim 7, wherein: the control module is provided with a third trigger signal output end; the third trigger unit comprises a sixth diode, a third bidirectional thyristor, a seventh optocoupler, an eighth optocoupler, a nineteenth resistor, a twentieth resistor, a twenty-first resistor, a fifth thermistor and a sixth thermistor;
the anode of the sixth diode is connected with the fifth gate electrode, and the cathode of the sixth diode is connected with the sixth gate electrode;
one end of the third bidirectional thyristor is connected with the sixth gate pole, the other end of the third bidirectional thyristor is connected with the fifth gate pole through the fifth thermistor and the sixth thermistor, and the control pole of the third bidirectional thyristor is connected with the sixth gate pole through the nineteenth resistor, the twentieth resistor, the output end of the seventh optocoupler and the output end of the eighth optocoupler;
and the input end of the seventh optocoupler is connected with the third trigger signal output end through a twenty-first resistor, and is connected with the direct current power supply end through the input end of the eighth optocoupler.
9. The three-phase-shifting trigger module of the artificial intelligence instrument of claim 8, wherein: and the third optocoupler, the fourth optocoupler, the fifth optocoupler, the sixth optocoupler, the seventh optocoupler and the eighth optocoupler are thyristor-type optocouplers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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