CN2554592Y - Phase control electric fuze - Google Patents

Phase control electric fuze Download PDF

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Publication number
CN2554592Y
CN2554592Y CN 02267516 CN02267516U CN2554592Y CN 2554592 Y CN2554592 Y CN 2554592Y CN 02267516 CN02267516 CN 02267516 CN 02267516 U CN02267516 U CN 02267516U CN 2554592 Y CN2554592 Y CN 2554592Y
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resistance
transformer
controllable silicon
circuit
diode
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Expired - Fee Related
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CN 02267516
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Chinese (zh)
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刘自显
刘海滨
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Individual
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Individual
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Abstract

The utility model provides a phase-controlled blaster, which comprises a single-phase AC power supply switch K of a major blowing loop, a transformer BT#-<1>, and a rectification voltage-stabilized circuit, wherein, a single-phase AC power supply X and a single-phase AC power supply X1 are connected with the primary coil of the transformer BT#-<1> through the switch K, and the secondary coil of the transformer BT#-<1> is connected with the rectification voltage-stabilized circuit. The utility model is characterized in that an order switch AQ, an impulse and latching circuit, and two non-contact switch circuits connected into the major blowing loop in series are added, wherein, the rectification voltage-stabilized circuit is connected with the impulse and latching circuit and power is supplied, the order switch AQ is connected with another secondary coil of the transformer BT#-<1>, an output terminal is connected with the impulse and latching circuit, the output terminal of the impulse and latching circuit is respectively connected with the control terminals of the two non-contact switch circuits, and the on/off of the non-contact switch circuits is controlled. The on/off of the two non-contact switch circuits in the major blowing loop of the blaster is controlled by the order switch AQ through the impulse and latching circuit, the blasting is ensured in a best phase angle, the electric transmission has no spark, the blasting effect is good, after the blasting, the two output leading wires are deenergized rapidly, the latching performance of the apparatus is good, and the serial blasting ability and the load capacity of the power supply are high.

Description

Phased initiator
Technical field
The utility model provides a kind of phased initiator, belongs to the ignition equipment technical field.
Background technology
The method of igniting electric cap at present has: 1, power frequency single phase ac; 2, power frequency three-phase alternating current; 3, storage capacitor; 4, three-phase alternating current rectification.Adopt 1,2 kind of method directly closed a floodgate ignition, under the situation of the quick-fried electric current of standard string, the blasting effect instability, if when combined floodgate opportunity during in the voltage waveform zero crossing left and right sides, this interval level average is minimum, voltage change ratio is big, be unfavorable for very much detonating primer, blasting effect is poor, and the part detonator miss-fires; If when combined floodgate opportunity during in the voltage waveform peak left and right sides, the level average height that this is interval, voltage change ratio is little, just helps detonating primer, blasting effect is good.So, no matter be manual closing operation, or the electromagnetic switch combined floodgate, the moment of closing a floodgate in which position of voltage waveform can't be grasped, so blasting effect also is difficult to guarantee.Adopt the 3rd kind of method, capacitance energy storage voltage height, have up to more than 3000 volts, line insulation is had relatively high expectations, and current waveform is the waveform of decaying rapidly, and igniting back electric capacity has remaining voltage, thereby export and have voltage between positive and negative line in short-term, instrument is also heavier, 2000 detonators of detonation power, 8kg weighs.Adopt the 4th kind of method, owing to do power supply with power transformer, detonation power is big, and voltage is suitable for, but instrument is heavily got over 20kg, and it is bigger that power line connects workload.Rectifier is also wasted with three-phase full-wave in the several milliseconds of effective power-on time.Above several method all can produce spark during combined floodgate, can not cut off the electricity supply rapidly after the ignition, may cause to blow out line short.
Summary of the invention
The electric phased initiator that the purpose of this utility model provides a kind ofly can overcome above-mentioned defective, send electric no-spark, blasting effect is good, can cut off the electricity supply rapidly after igniting.Specifically:
Comprise single phase alternating current power supply K switch, transformer BT 1, regulator rectifier circuit, its borehole blasting major loop single phase alternating current power supply X, X ' meet transformer BT through K switch 1Primary coil, transformer BT 1A level coil connect regulator rectifier circuit, it is characterized in that: set up command switch AQ, pulse and exclusive circuit and be serially connected in two non-contact switch circuits in the explosion major loop, wherein regulator rectifier circuit connects pulse and exclusive circuit and is its power supply, and command switch AQ meets transformer BT 1Another secondary coil, its output termination pulse and exclusive circuit, the output of pulse and exclusive circuit connects the control end of non-contact switch circuit respectively, by the break-make of its control non-contact switch circuit.
Described phased initiator, pulse and exclusive circuit comprise diode CP 1～6, resistance R 6～13, capacitor C 3, controllable silicon CT 1～3, voltage-stabiliser tube CW 2～3, transformer BT 2～3With Schmidt's module SMT, wherein between the dc power output end of regulator rectifier circuit, be serially connected with resistance R respectively successively 6And controllable silicon CT 1And resistance R 7, resistance R 8～9Bleeder circuit, the resistance R formed 13And transformer BT 3Primary coil and controllable silicon CT 3, voltage-stabiliser tube CW 2, diode CP 1With transformer BT 2Primary coil be serially connected in button AQ and transformer BT successively 1The loop of another secondary coil in, also be serially connected with resistance R successively at the two ends of this secondary coil 11, controllable silicon CT 2And resistance R 12, controllable silicon CT 1The control utmost point through diode CP 2Meet transformer BT 2One end of secondary coil, transformer BT 2The other end of secondary coil meets controllable silicon CT respectively 1Negative electrode and through diode CP 3Meet controllable silicon CT 2The control utmost point, the input termination of Schmidt's module SMT is by resistance R 8～9The output of the bleeder circuit that constitutes, and successively through diode CP 4, resistance R 10Meet controllable silicon CT 2Negative electrode, the output of Schmidt's module SMT is through voltage-stabiliser tube CW 3Meet controllable silicon CT 3The control utmost point and resistance R 12With the junction of button AQ, transformer BT 3Two secondary coils respectively through diode CP 5～6Connect the control end of two non-contact switch circuits.
Described phased initiator, controllable silicon CT 5, resistance R 14And capacitor C 4Constitute a non-contact switch circuit in the explosion major loop, wherein controllable silicon CT 5Anode, negative electrode and be connected in series after resistance R 14, capacitor C 4And connect, it controls the utmost point, negative electrode and diode CP 5, transformer BT 3Secondary coil constitute loop, controllable silicon CT 4, resistance R 15And capacitor C 5Constitute another non-contact switch circuit in the explosion major loop, wherein controllable silicon CT 4Negative electrode, anode and be connected in series after resistance R 15, capacitor C 5And connect, it controls the utmost point, negative electrode and diode CP 6, transformer BT 3Secondary coil constitute loop, controllable silicon CT 4Anode, controllable silicon CT 5Negative electrode be the output of explosion major loop.
Set up testing circuit, comprise instrument YB, dc source E, button B, resistance R 16～20With synchronous backward button A-A ', resistance R 21, capacitor C 3, wherein button A, resistance R 21, capacitor C 3After the serial connection, be attempted by between the dc power output end of regulator rectifier circuit successively, and resistance R 21With capacitor C 3The junction connect resistance R in pulse and the exclusive circuit 13With transformer BT 3The junction of primary coil, instrument YB, resistance R 16, after button B and dc source E be connected in series successively, be attempted by between two output Y, the Y ' of explosion major loop and adjustable resistance R 17And resistance R 18, resistance R 20And resistance R 19After the serial connection, be attempted by between the two ends of instrument YB, button A ' is connected on another output Y ' and resistance R 20With resistance R 19The junction.
Its operation principle is: two non-contact switch circuits are serially connected in the explosion main circuit single phase alternating current power supply circuit, when Triggerless, and not conducting of switch, no detonator signal output.When implementing explosion, close K switch, earlier by transformer BT 1After single phase alternating current power supply X, X ' transformation, a route regulator rectifier circuit is a dc source with its rectifying and wave-filtering, connects pulse and exclusive circuit and provides dc source for it, another road is serially connected with command switch AQ, press command switch AQ, when negative voltage reaches certain value, diode CP 1Conducting, transformer BT 2Secondary coil through diode CP 2To controllable silicon CT 1Control utmost point output triggering signal, controllable silicon CT 1Conducting, resistance R 6, resistance R 7Constitute bleeder circuit, through diode CP 3To controllable silicon CT 2Control utmost point output triggering signal, controllable silicon CT 2In positive half cycle conducting, resistance R 11, resistance R 12Constitute bleeder circuit, be used for adjusting and trigger phase place, and successively through resistance R 10, diode CP 4To Schmidt's module SMT output triggering signal, make Schmidt's module SMT counter-rotating and output pulse signal to controllable silicon CT 3The control utmost point, at controllable silicon CT 3The moment of conducting, transformer BT 3Work, its secondary coil is the output of the controllable silicon in two non-contact switch circuits triggering signal respectively, and controllable silicon conducting detonating primer is implemented explosion.Controllable silicon CT 3Keep conducting, transformer BT 3Locking is no longer worked with regard to no signal, promptly no longer the controllable silicon in two non-contact switch circuits is exported triggering signal, so outlet line interruption behind the controllable silicon detonating primer in the main circuit, controllable silicon turn-offs, instrument automatic blocking, output line-to-line no-voltage is not even the electric short circuit electric discharge phenomena take place in line short circuit yet.Since the silicon controlled trigger signal of two non-contact switch circuits all according to the phase place of single-phase alternating current from same pulse signal, so just guaranteed to trigger controllable silicon simultaneously in the optimum phase angle, overcome the detonator phenomenon of miss-firing, to reach best blasting effect.
Description of drawings
Fig. 1 is an operation principle block diagram of the present utility model;
Fig. 2 is the circuit diagram of the utility model embodiment;
The specific embodiment
Connect string between explosion major loop single phase alternating current power supply X, the X ' resistance R is arranged 1With the neon tube ng of indication power supply, meet transformer BT through K switch control 1Controllable silicon CT in primary coil and two non-contact switch circuits 5Anode, controllable silicon CT 6Negative electrode, controllable silicon CT 5Negative electrode, controllable silicon CT 6Anode be the output of explosion major loop, and controllable silicon CT 5Anode, negative electrode and be connected in series after resistance R 14, capacitor C 4And meet controllable silicon CT 4Negative electrode, anode and be connected in series after resistance R 15, capacitor C 5And connect.Transformer B T1The two ends of primary coil also are connected to resistance R 2, capacitor C 1, transformer BT 1A level coil connect by rectifier bridge D, capacitor C 2, resistance R 5With voltage-stabiliser tube CW 1The regulator rectifier circuit that constitutes is for pulse and exclusive circuit provide D.C. regulated power supply.Between the dc power output end of regulator rectifier circuit, be connected to the resistance R of serial connection respectively 6And controllable silicon CT 1And resistance R 7, resistance R 8～9Bleeder circuit, the resistance R formed 13And transformer BT 3Primary coil and controllable silicon CT 3, voltage-stabiliser tube CW 2, diode CP 1With transformer BT 2Primary coil be serially connected in button AQ and transformer BT successively 1The loop of another secondary coil in, also be serially connected with resistance R successively at the two ends of this secondary coil 11, controllable silicon CT 2And resistance R 12, controllable silicon CT 1The control utmost point through diode CP 2Meet transformer BT 2One end of secondary coil, transformer BT 2The other end of secondary coil meets controllable silicon CT respectively 1Negative electrode and through diode CP 3Meet controllable silicon CT 2The control utmost point, the input termination of Schmidt's module SMT is by resistance R 8～9The output of the bleeder circuit that constitutes, and successively through diode CP 4, resistance R 10Meet controllable silicon CT 2Negative electrode, the output of Schmidt's module SMT is through voltage-stabiliser tube CW 3Meet controllable silicon CT 3The control utmost point and connecting resistance R 12With the junction of button AQ, transformer BT 3Two secondary coils respectively through diode CP 5～6Connect the control end of two non-contact switch circuits, i.e. controllable silicon CT 5～6The control utmost point, by its control controllable silicon conducting detonating primer, implement explosion.
For the ease of measuring the measurement of explosion major loop resistance, output voltage, set up testing circuit, comprise instrument YB, dc source E, button B, resistance R 16～20With synchronous backward button A-A ', resistance R 21, capacitor C 3, wherein button A and resistance R 21, capacitor C 3After the serial connection, be attempted by between the dc power output end of regulator rectifier circuit, successively by its power supply, resistance R 21With capacitor C 3The junction connect resistance R in pulse and the exclusive circuit 13With transformer BT 3The junction of primary coil, instrument YB, resistance R 16, between button B and the dc source E two output Y, the Y ' that are attempted by the explosion major loop after being connected in series successively refer to, and adjustable resistance R 17And resistance R 18, resistance R 20And resistance R 19After the serial connection, be attempted by between the two ends of instrument YB, button A ' is connected on another output Y ' and the resistance R of explosion major loop 20With resistance R 19The junction.When measuring the output voltage of explosion major loop, close K switch, press the button AQ and synchronous backward button A-A ', controllable silicon CT 3Frequent break-make, transformer BT 3Work, the output triggering signal is to controllable silicon CT 5-6The control utmost point, make its conducting, can read input voltage value by instrument YB; When measuring the resistance of explosion major loop, open K switch, press the button B, can read the input resistance value by instrument YB.

Claims (4)

1, a kind of phased initiator comprises single phase alternating current power supply K switch, transformer BT 1, regulator rectifier circuit, its borehole blasting major loop single phase alternating current power supply X, X ' meet transformer BT through K switch 1Primary coil, transformer BT 1A level coil connect regulator rectifier circuit, it is characterized in that: set up command switch AQ, pulse and exclusive circuit and be serially connected in two non-contact switch circuits in the explosion major loop, wherein regulator rectifier circuit connects pulse and exclusive circuit and is its power supply, and command switch AQ meets transformer BT 1Another secondary coil, its output termination pulse and exclusive circuit, the output of pulse and exclusive circuit connects the control end of non-contact switch circuit respectively, by the break-make of its control non-contact switch circuit.
2, phased initiator as claimed in claim 1, it is characterized in that: pulse and exclusive circuit comprise diode CP 1～6, resistance R 6～13, capacitor C 3, controllable silicon CT 1～3, voltage-stabiliser tube CW 2～3, transformer BT 2～3With Schmidt's module SMT, wherein between the dc power output end of regulator rectifier circuit, be serially connected with resistance R respectively successively 6And controllable silicon CT 1And resistance R 7, resistance R 8～9Bleeder circuit, the resistance R formed 13And transformer BT 3Primary coil and controllable silicon CT 3, voltage-stabiliser tube CW 2, diode CP 1With transformer BT 2Primary coil be serially connected in button AQ and transformer BT successively 1The loop of another secondary coil in, also be serially connected with resistance R successively at the two ends of this secondary coil 11, controllable silicon CT 2And resistance R 12, controllable silicon CT 1The control utmost point through diode CP 2Meet transformer BT 2One end of secondary coil, transformer BT 2The other end of secondary coil meets controllable silicon CT respectively 1Negative electrode and through diode CP 3Meet controllable silicon CT 2The control utmost point, the input termination of Schmidt's module SMT is by resistance R 8～9The output of the bleeder circuit that constitutes, and successively through diode CP 4, resistance R 10Meet controllable silicon CT 2Negative electrode, the output of Schmidt's module SMT is through voltage-stabiliser tube CW 3Meet controllable silicon CT 3The control utmost point and resistance R 12With the junction of button AQ, transformer BT 3Two secondary coils respectively through diode CP 5～6Connect the control end of two non-contact switch circuits.
3, as claim 1,2 described phased initiators, it is characterized in that: controllable silicon CT 5, resistance R 14And capacitor C 4Constitute a non-contact switch circuit in the explosion major loop, wherein controllable silicon CT 5Anode, negative electrode and be connected in series after resistance R 14, capacitor C 4And connect, it controls the utmost point, negative electrode and diode CP 5, transformer BT 3Secondary coil constitute loop, controllable silicon CT 4, resistance R 15And capacitor C 5Constitute another non-contact switch circuit in the explosion major loop, wherein controllable silicon CT 4Negative electrode, anode and be connected in series after resistance R 15, capacitor C 5And connect, it controls the utmost point, negative electrode and diode CP 6, transformer BT 3Secondary coil constitute loop, controllable silicon CT 4Anode, controllable silicon CT 5Negative electrode be the output of explosion major loop.
4, as claim 1,2 described phased initiators, it is characterized in that: set up testing circuit, comprise instrument YB, dc source E, button B, resistance R 16～20With synchronous backward button A-A ', resistance R 21, capacitor C 3, wherein button A, resistance R 21, capacitor C 3After the serial connection, be attempted by between the dc power output end of regulator rectifier circuit successively, and resistance R 21With capacitor C 3The junction connect resistance R in pulse and the exclusive circuit 13With transformer BT 3The junction of primary coil, instrument YB, resistance R 16, after button B and dc source E be connected in series successively, be attempted by between two output Y, the Y ' of explosion major loop and adjustable resistance R 17And resistance R 18, resistance R 20And resistance R 19After the serial connection, be attempted by between the two ends of instrument YB, button A ' is connected on another output Y ' and resistance R 20With resistance R 19The junction.
CN 02267516 2002-06-01 2002-06-01 Phase control electric fuze Expired - Fee Related CN2554592Y (en)

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Application Number Priority Date Filing Date Title
CN 02267516 CN2554592Y (en) 2002-06-01 2002-06-01 Phase control electric fuze

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Application Number Priority Date Filing Date Title
CN 02267516 CN2554592Y (en) 2002-06-01 2002-06-01 Phase control electric fuze

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111207633A (en) * 2020-03-04 2020-05-29 中国工程物理研究院流体物理研究所 High-voltage trigger device for detonator detonation
WO2021232776A1 (en) * 2020-05-22 2021-11-25 杨力 Electronic detonator communication circuit and control method
CN113911301A (en) * 2021-11-23 2022-01-11 中国航空工业集团公司洛阳电光设备研究所 Detonating device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111207633A (en) * 2020-03-04 2020-05-29 中国工程物理研究院流体物理研究所 High-voltage trigger device for detonator detonation
WO2021232776A1 (en) * 2020-05-22 2021-11-25 杨力 Electronic detonator communication circuit and control method
CN113911301A (en) * 2021-11-23 2022-01-11 中国航空工业集团公司洛阳电光设备研究所 Detonating device
CN113911301B (en) * 2021-11-23 2023-02-21 中国航空工业集团公司洛阳电光设备研究所 Detonating device

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20030604

Termination date: 20110601