CN214792825U - Three-wire system simulation electronic plasma shock wave ignition circuit and electric energy igniter - Google Patents
Three-wire system simulation electronic plasma shock wave ignition circuit and electric energy igniter Download PDFInfo
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- CN214792825U CN214792825U CN202121221519.4U CN202121221519U CN214792825U CN 214792825 U CN214792825 U CN 214792825U CN 202121221519 U CN202121221519 U CN 202121221519U CN 214792825 U CN214792825 U CN 214792825U
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Abstract
The utility model relates to a three-wire system simulation electronic plasma shock wave ignition circuit and an electric energy igniter, belonging to the technical field of ignition circuits of plasma shock wave to detonation mechanism; the technical problem to be solved is as follows: the three-wire system simulation electronic plasma shock wave ignition circuit and the electric energy igniter are combined with the seismic charge column and the igniter, so that the existing seismic charge column and the existing igniter do not need to be provided with a detonator, and the electric energy igniter directly generates plasma shock waves to ignite the seismic charge column and the existing igniter; the utility model provides an electric energy detonating device of a three-wire system simulation electronic plasma shock wave ignition circuit, which is a detonating device that the three-wire system networking controls, triggers the subsection time delay, discharges the electric energy of an energy storage capacitor in the simulation electronic plasma shock wave ignition circuit in a plasma igniter, instantly forms high-pressure, high-temperature and high-speed plasma gas shock waves, and detonates a seismic source explosive column and a detonating device to form strong detonation waves; the utility model discloses be applied to blasting engineering.
Description
Technical Field
The utility model relates to a three-wire system simulation electron plasma shock wave firing circuit and electric energy detonating utensil belongs to plasma shock wave and detonates seismic source powder column, initiating device, or does not have the electric detonator technical field of initiating charge structure.
Background
In the existing domestic and foreign blasting engineering, a seismic charge and a detonator are used, and the detonator is required to be installed and is connected with a two-wire electric detonator through a two-wire detonator, or the two-wire digital detonator is connected with a two-wire digital electronic detonator, so that the main explosive filled in the seismic charge and the main explosive filled in the detonator are detonated; because the existing two-wire industrial electric detonator, digital electronic detonator, and ignition element (resistance wire ignition powder head) and charging structure in the detonator of the detonating tube all adopt the mechanism of 'combustion to detonation' (ignition powder head ignition → ignition of fire to ignition initiating powder → ignition of initiating powder combustion to detonation → initial detonation wave transmission to high explosive → high explosive to strengthen detonation wave output), so that the detonator is filled with the initiating powder (such as nickel hydrazine nitrate or dinitrodiazophenol) with extremely high mechanical sensitivity.
The detonator filled with the primary explosive charging structure is a high-risk product, and is very easy to cause explosion accidents in the processes of daily production, transportation, storage and use of blasting engineering; in addition, the traditional sectional delay electric detonator and the detonator have two types of second delay and millisecond delay, and ignition powder is used to ignite the fire-transmitting agent in a section of delay body, the delay body is generally a lead column with a flux core, and the delay time is determined by the agent proportion of the flux core, the burning rate and the length of the delay body.
Therefore, the utility model provides a three-wire system simulation electron plasma shock wave firing circuit's electric energy detonating utensil combines together with seismic charge, initiating explosive, can form the direct electric energy that adopts of need not to install the detonator and detonate seismic charge, initiating explosive.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that the detonator must be installed in the field using the seismic charge and the detonator in the blasting engineering, the unsafe factor, the utility model discloses the technical problem who solves is: the electric energy detonating tool is installed in the seismic charge and the detonating tool to form the detonating tool which directly detonates the seismic charge and the detonating tool by adopting electric energy without installing a detonator.
In order to solve the technical problem, the utility model discloses a technical scheme be: firstly, adopt the plasma ignition utensil of "plasma shock wave changes detonation" mechanism, secondly utility model a three-wire system simulation electron plasma shock wave firing circuit, thirdly adopt plastic envelope technology with utility model's three-wire system simulation electron plasma shock wave firing circuit, design the utensil of making concrete electric energy and detonating.
According to the above three-point technical solution, the utility model relates to a three-wire system simulation electron plasma shock wave firing circuit, including electric bridge DZ, voltage stabilizing circuit, optical coupler U2, delay circuit U1, high-voltage drive circuit, high-voltage field effect transistor NM1, plasma igniter DHJ, high-voltage capacitor Cg; the three-wire system analog electronic plasma shock wave ignition circuit is characterized in that an A pin wire terminal, a B pin wire terminal and an FB explosion electrode pin wire terminal in the three-wire system analog electronic plasma shock wave ignition circuit are connected with a three-wire detonator through a three-wire system bus, wherein the A pin wire terminal and the B pin wire terminal are connected with a power supply end provided by the three-wire detonator, the explosion electrode pin wire FB is connected with a high-voltage explosion signal end of the three-wire detonator, the direct-current voltages of a positive electrode and a negative electrode of the power supply provided by the three-wire detonator are less than or equal to 200V, and the positive voltage of an explosion electrode signal is less than or equal to 200V; the input end of the optical coupler U2 is used as the coupling input end of the voltage signal of the exploding electrode FB;
when an exploding electrode pin line FB of the ignition circuit receives a high-voltage trigger signal, the three-wire system networking is used for controlling, triggering and segmenting time delay, and the electric energy of a high-voltage capacitor Cg in the simulation electronic plasma shock wave ignition circuit is discharged in the plasma igniter to instantaneously form plasma gas shock waves so as to instantaneously and electrically explode a bridge foil at the center of the plasma igniter DHJ.
The optical coupler U2 adopts a triode output type and a silicon controlled output type optical coupler, and the delay circuit U1 adopts an RLR763 comparator or an NE555 time base circuit; the high-voltage field effect transistor NM1 adopts a low-internal-resistance MOSFET with withstand voltage larger than 150V; the high-voltage capacitor Cg is used for storing more than 0.3 joule.
The plasma igniter DHJ adopts a vacuum sputtering metal coating process on a thin insulating plate or a printed circuit board process to manufacture a metal foil film with etched micron-order metal bridge foils and metallized holes A and metallized holes B connected with the metal bridge foils; the center areas of two ends of the metal bridge foil are provided with small metal foil bulges, a bridge foil line is arranged between the small metal foil bulges, and the resistance value of the bridge foil line is less than or equal to 0.1 omega.
The ignition circuit is a three-wire system simulation electronic instantaneous plasma shock wave ignition circuit and comprises an electric bridge DZ, a voltage stabilizing circuit, an optical coupler U2, a high-voltage driving circuit, a high-voltage field-effect tube NM1, a plasma igniter DHJ and a high-voltage capacitor Cg; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2; the high-voltage driving circuit consists of triodes T2 and T3, a diode D1 and resistors R5-R8;
the base electrode of a triode T1 of the voltage stabilizing circuit is connected with a voltage stabilizing tube W1 in series and then grounded, the collector electrode of the triode T1 is connected with a pin 2 of an electric bridge DZ, a resistor R2 is connected between the collector electrode and the base electrode of the triode T1, and the emitter electrode of the triode T1 is connected with a pin 3 of an optical coupler U2 through a connecting resistor R4;
the base electrode of a triode T2 of the high-voltage driving circuit is connected with the 4 pin of an optical coupler U2 and one end of a resistor R5, the other end of the resistor R5 is grounded, the emitter electrode of the triode T2 is grounded through a diode D1, the collector electrode of the triode T2 is connected with the base electrode of the triode T3 and one end of the resistor R6, the other end of the resistor R6 is connected with one end of the resistor R1 in parallel, the other end of the resistor R1 is connected with the 2 pin of an electric bridge DZ, the emitter electrode of the triode T3 is connected with one end of a resistor R1 after being connected with a resistor R8 in series, the collector electrode of the triode T3 is connected with one end of a resistor R7 and the G electrode of a high-voltage field effect transistor NM1, and the other end of the resistor R7 is grounded;
the D pole of the high-voltage field-effect tube NM1 is connected with one end of a plasma igniter DHJ, the other end of the plasma igniter DHJ is connected with the positive pole of a high-voltage capacitor Cg, and the negative pole of the high-voltage capacitor Cg is connected with the S pole of the high-voltage field-effect tube NM1 and grounded;
the direct current voltage connected to the A pin wire terminal and the B pin wire terminal is less than or equal to 200V, and the direct current voltage is less than or equal to 200V to charge the high-voltage capacitor Cg through the bridge DZ, the resistor R1 and the plasma igniter DHJ.
The ignition circuit is a three-wire system simulation electronic time-delay plasma shock wave ignition circuit and comprises an electric bridge DZ, a voltage stabilizing circuit, an optical coupler U2, a time-delay circuit U1, a high-voltage driving circuit, a high-voltage field-effect tube NM1, a plasma igniter DHJ and a high-voltage capacitor Cg; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2; the optical coupler U2 adopts a silicon controlled output type optical coupler; the delay circuit U1 adopts a voltage gating comparator RLR763 with the voltage error of +/-0.4%; the high-voltage driving circuit consists of triodes T2 and T3, a diode D1 and resistors R5-R8;
the pin 1 and the pin 3 of the electric bridge DZ are connected with the pin A wire terminal and the pin B wire terminal, the pin 2 of the electric bridge DZ is connected with a voltage stabilizing circuit, the pin 1 of the optical coupler U2 is connected with one end of a resistor R3 and one end of a capacitor C1, the other end of the resistor R3 is connected with an explosion pole pin wire terminal FB, the other end of the capacitor C1 is connected, the pin 4 of the electric bridge DZ is grounded, and the pin 2 of the optical coupler U2 is connected with the ground through a voltage stabilizing tube W2;
the pin 3 output by the optocoupler U2 is connected with the voltage gating pin 2 of the delay circuit U1, and the pin 4 output by the optocoupler U2 is grounded through R4;
the A pin wire terminal and the B pin wire terminal of the ignition circuit are connected with a direct current voltage which is less than or equal to 200V, and the direct current voltage which is less than or equal to 200V charges the high-voltage capacitor Cg through the bridge DZ, the resistor R1 and the plasma igniter DHJ;
when the explosion electrode pin line FB does not receive a high-voltage trigger signal, the controllable silicon in the optical coupler U2 is in a cut-off state, the pin 2 of the delay comparator U1 is at a high level, the pin 6 of the output end is kept at a low level, and the high-voltage drive circuit does not have a drive signal to trigger the G electrode of the field-effect tube NM1, so that the field-effect tube NM1 is in a cut-off state;
when an exploding electrode pin line FB of the ignition circuit receives a high-voltage trigger signal, a silicon controlled rectifier in an optical coupler U2 is conducted, a pin 2 of a delay circuit U1 is at a low level, pins 4 and 5 of the delay circuit U1 start to charge a capacitor Ct through a resistor Rt, when the charge of the capacitor Ct exceeds 8V delay, a pin 6 of a comparator U1 outputs a high level voltage drop at a resistor R5 to trigger a driving circuit to enable a G electrode of a high-voltage field-effect tube NM1, a D electrode and an S electrode of a high-voltage field-effect tube NM1 to be instantly conducted, electric energy stored by a high-voltage capacitor Cg is discharged through a loop of a plasma igniter DHJ and the D electrode and the S electrode of the high-voltage field-effect tube NM1, and a bridge foil at the center of the plasma igniter DHJ is instantly electrically exploded.
The ignition circuit is a three-wire system seismic wave induction delay plasma shock wave ignition circuit and comprises an electric bridge DZ, a voltage stabilizing circuit, an optical coupler power switch circuit, a seismic wave induction delay circuit, a high-voltage driving circuit, a high-voltage field-effect tube NM1, a plasma igniter DHJ and a high-voltage capacitor Cg; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2; the optical coupler power switch circuit comprises an optical coupler U2, a triode T2, a resistor R4 and a resistor R5, wherein the optical coupler U2 is a silicon controlled output type optical coupler; the earthquake wave induction delay circuit comprises an earthquake wave sensor CGQ, a delay circuit U1, field effect tubes NM2 and NM3, a silicon controlled rectifier SCR, resistors R6-R9, capacitors C2 and C3 and a delay resistor capacitor Rtct, wherein the delay circuit U1 adopts an NE555 time base circuit; the high-voltage driving circuit consists of triodes T3 and T4, a diode D1 and resistors R10-R14;
the pin 1 and the pin 3 of the electric bridge DZ are connected with the pin A wire terminal and the pin B wire terminal, the pin 2 of the electric bridge DZ is connected with a voltage stabilizing circuit, the pin 1 of the optical coupler U2 is connected with one end of a resistor R3 and one end of a capacitor C1, the other end of the resistor R3 is connected with an explosion pole pin wire terminal FB, the other end of the capacitor C1 is grounded, the pin 4 of the electric bridge DZ is grounded, and the pin 2 of the optical coupler U2 is connected with the ground through a voltage stabilizing tube W2;
in the optical coupler power supply switch circuit, a pin 3 output by an optical coupler U2 is connected with a base electrode of a triode T2 through a resistor R5, the base electrode and an emitter electrode of the triode T2 are connected with a resistor R4 in parallel, and a pin 4 output by an optical coupler U2 is grounded to form a switch circuit of a voltage stabilizing power supply VCC;
a seismic wave sensor CGQ, a field effect tube NM3, resistors R6-R9 and a capacitor C2 in the seismic wave induction delay circuit form a seismic wave amplifying circuit; the SCR, the field effect transistor NM2 and the resistor R7 form a short-circuit and open-circuit of the delay capacitor Ct; the delay circuit U1, the resistance capacitor Rtct and the capacitor 3 form a delay circuit;
the direct current voltage connected to the A pin wire terminal and the B pin wire terminal is less than or equal to 200V, and the direct current voltage is less than or equal to 200V to charge the high-voltage capacitor Cg through the bridge DZ, the resistor R1 and the plasma igniter DHJ;
when the A pin line terminal, the B pin line terminal and the FB blasting electrode pin line terminal of the seismic wave induction delay plasma shock wave ignition circuit are correspondingly connected with a three-wire system exploder through a three-wire system bus, the voltage provided by the three-wire system exploder to the A pin line terminal and the B pin line terminal is less than or equal to 200V, and when the blasting electrode pin line FB does not receive a high-voltage trigger signal, a light-emitting diode in an optical coupler U2 does not emit light, an output silicon controlled rectifier is in a cut-off state, at the moment, a VCC voltage-stabilizing voltage output does not exist in an optical coupler power switch circuit, the seismic wave induction delay circuit does not work, a high-voltage drive circuit does not have a drive signal to trigger a G pole of a field-effect tube NM1, and the field-effect tube NM1 is in a cut-off state; when an explosion electrode pin line FB of the ignition circuit receives a high-voltage trigger signal, a silicon controlled rectifier in the optical coupler U2 is conducted, a power switch circuit of the optical coupler at the moment has VCC voltage stabilization output, the seismic wave induction delay circuit is in a waiting working state, and a pin 3 of the delay circuit U1 keeps a low level; only when the seismic wave sensor CGQ senses a seismic signal, a signal amplification circuit consisting of the sensor CGQ, a field effect transistor NM3, resistors R6 and R8, a capacitor C2 and a resistor R9 outputs a seismic signal to trigger a trigger electrode of the silicon controlled rectifier SCR, SCR is conducted, a field effect tube NM2 is cut off, a capacitor Ct is charged through a resistor Rt at the moment, when the high level 2VCC/3 of a pin 6 and a pin 2 of a delay circuit U1 gradually drops to VCC/3, the 3 pin of the delay circuit U1 outputs high level to trigger the high voltage driving circuit, so that the voltage drop of the resistor R12 triggers the G pole of the field effect transistor NM1, the D pole and the S pole of the high voltage field effect transistor NM1 are instantaneously conducted, at the moment, the electric energy stored by the high voltage capacitor Cg is connected with a loop of the D pole and the S pole of the high voltage field effect transistor NM1 through the electrode of the A, B metalized hole of the plasma igniter DHJ to discharge, and the bridge foil at the center of the plasma igniter DHJ is instantaneously electrically exploded to form plasma shock wave.
The plasma shock wave igniter formed by integrated injection molding is internally provided with a plasma igniter, an electrode wire, a circuit board, a high-voltage energy storage capacitor and a three-wire system leg wire; and a three-wire system simulation electronic plasma shock wave ignition circuit is integrated on the circuit board.
The integrated injection-molded plasma shock wave electric energy igniter is combined with the seismic source explosive column, the primer and the detonator without the initiating explosive, and can form a three-wire system simulated electronic plasma shock wave igniter detonator without the seismic source explosive column, the primer and a three-wire system simulated electronic plasma shock wave igniter without the detonator of the initiating explosive charging structure.
The utility model discloses the electric detonator of two system foot lines or the digital electronic detonator technique that has two system foot lines of micro-processing all need be installed to current seismic source explosive column, initiating apparatus and the beneficial effect that possesses do: the utility model provides a three-wire system simulation electron plasma shock wave firing circuit's electric energy detonating utensil for current seismic source powder column and detonating utensil need not install the detonator, directly by the utility model discloses a three-wire system simulation electron plasma shock wave firing circuit discharges in plasma ignition DHJ through control energy storage capacitor Cg, and the instantaneous high pressure that forms, high temperature, high-speed plasma gaseous shock wave, main explosive that detonates in seismic source powder column and the detonating utensil forms strong detonation ripples defeated, and then the three-wire system essence safety blasting system who forms has high voltage resistant, the electric capacity energy storage is high, segmentation time delay precision is high, anti-electromagnetic interference is strong, the reliability is high, low in manufacturing cost, engineering blasting construction safety is high and blasting system advantage such as easy operation.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic diagram of a three-wire system simulation electronic instantaneous plasma shock wave ignition circuit in embodiment 1 of the present invention;
fig. 2 is a schematic diagram of a three-wire system simulation electronic time-delay plasma shock wave ignition circuit in embodiment 2 of the present invention;
fig. 3 is a schematic diagram of a three-wire system seismic wave induction delay plasma shock wave ignition circuit in embodiment 3 of the present invention;
FIG. 4 is a schematic diagram of the plasma igniter structure and the plasma shock wave curve generated by discharging;
FIG. 5 is a schematic diagram of an electronic simulated plasma shock wave ignition igniter of the present invention;
FIG. 6 is a schematic view of the connection structure of the simulated electronic plasma shock wave ignition igniter and the seismic charge;
fig. 7 is a schematic view of the connection structure of the detonation device and the primer for simulating the electronic plasma shock wave of the present invention.
Detailed Description
As shown in fig. 1-7, the three-wire system of the present invention refers to the a leg wire terminal, B leg wire terminal, FB blasting pole leg wire terminal in the simulated electronic plasma shock wave ignition circuit of the present invention, which are connected to the three-wire primer through the three wire bus of the long distance on site, wherein the a leg wire terminal, B leg wire terminal and the power end of the three-wire primer which provides the positive electrode and negative electrode dc voltage less than or equal to 200V are connected, the blasting pole leg wire FB is connected to the signal end of the three-wire primer which positive voltage is less than or equal to 200V; the analog electronic circuit is an analog electronic circuit (non-digital electronic circuit) without a microprocessor circuit; the optical coupler U2 adopts triode output type and silicon controlled output type optical couplers; the delay circuit U1 adopts an RLR763 comparator and an NE555 time base circuit; the high-voltage field effect transistor NM1 adopts a MOSFET tube with high voltage resistance, high power and low internal resistance; the stored electric energy of the high-voltage capacitor Cg is more than 0.3J; the plasma igniter DHJ adopts a vacuum sputtering metal coating process on a thin insulating plate or a printed circuit board process to manufacture a metal foil film with etched micron-order metal bridge foils and metallized holes A and metallized holes B connected with the metal bridge foils; the center areas of two ends of the metal bridge foil are provided with small metal foil bulges, a bridge foil line is arranged between the small metal foil bulges, and the resistance value of the bridge foil line is less than or equal to 0.1 omega.
As shown in fig. 1, a schematic diagram 100A of a three-wire system plasma shock wave ignition circuit according to embodiment 1 of the present invention is composed of an electrical bridge DZ, a voltage stabilizing circuit, an optical coupler U2, a high voltage driving circuit, a high voltage fet NM1, a plasma igniter DHJ, and a high voltage capacitor Cg; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2; the high-voltage driving circuit consists of triodes T2 and T3, a diode D1 and resistors R5-R8.
The base electrode of a triode T1 in the voltage stabilizing circuit is connected with the negative electrode of a voltage stabilizing tube W1, the positive electrode of a voltage stabilizing tube W1 is connected with the negative electrode 3 end ground of an electric bridge DZ, the collector electrode of the triode T1 is connected with the positive electrode of a pin 2 of the electric bridge DZ, a resistor R2 is connected between the collector electrode and the base electrode of the triode T1, and the output of the emitter electrode of the triode T1 is the positive electrode VCC of the voltage stabilizing circuit.
The pin 1 and the pin 3 of the electric bridge DZ are connected with the pin A terminal and the pin B terminal, the pin 2 and the pin 4 of the electric bridge DZ are connected with a voltage stabilizing circuit, the pin 1 of the optical coupler U2 is connected with one end of a resistor R3 and one end of a capacitor C1, the other end of the resistor R3 is connected with an explosion pole pin FB terminal, the other end of the capacitor C1 is connected with the pin 4 of the electric bridge DZ, the pin 4 of the electric bridge DZ is grounded, the pin 2 of the optical coupler U2 is connected with the cathode of a voltage stabilizing tube W2, and the anode of the voltage stabilizing tube W2 is grounded.
The voltage stabilizing circuit adopts a triode output type optical coupler for the optical coupler U2, a pin 3 of the optical coupler U2 is connected with a positive electrode VCC of the voltage stabilizing power supply through a resistor R4, and a pin 4 of the optical coupler U2 is grounded through a resistor R5.
The base electrode of a triode T2 of the high-voltage driving circuit is connected with a pin 4 of an optical coupler U2, the emitter electrode of a triode T2 is grounded through a diode D1, the collector electrode of the triode T2 is connected with the base electrode of a triode T3 and is connected with high-voltage VH through a resistor R6, the emitter electrode of a triode T3 is connected with the high-voltage VH through R8, the collector electrode of a triode T3 is grounded through R7, and the collector electrode of a triode T3 is connected with a G electrode of a field-effect tube NM 1; the D pole of the high-power low-internal-resistance field-effect tube NM1 is connected with the high-voltage VH and is connected with the anode of the high-voltage capacitor Cg through the plasma igniter DHJ, and the cathode of the high-voltage capacitor Cg is connected with the S pole of the field-effect tube NM1 and is grounded; the high voltage VH is connected to the 2-pin terminal of the bridge DZ through a resistor R1.
When the A pin wire terminal, the B pin wire terminal and the FB explosion electrode pin wire terminal of the plasma shock wave ignition circuit are correspondingly connected with a three-wire system exploder through a three-wire system bus, the voltage provided by the three-wire system exploder to the A pin wire terminal and the B pin wire terminal is less than or equal to 200V, and when the FB explosion electrode pin wire does not receive a high-voltage trigger signal, a light-emitting diode in an optical coupler U2 does not emit light, an output triode is in a cut-off state, a high-voltage driving circuit does not have a driving signal to trigger a G pole of a field-effect tube NM1, so that the field-effect tube NM1 is in a cut-off state; when an exploding electrode pin line FB of the ignition circuit receives a high-voltage trigger signal, a triode in the optical coupler U2 is conducted, a high level is output through the voltage drop of the resistor R5, the driving circuit is triggered, the voltage drop of the resistor R7 triggers the G electrode of the field effect transistor NM1, the D electrode and the S electrode of the high-voltage field effect transistor NM1 are instantly conducted, electric energy stored by the high-voltage capacitor Cg is connected with a loop of the D electrode and the S electrode of the high-voltage field effect transistor NM1 through an electrode of a A, B metallized hole of the plasma igniter DHJ to discharge, and a bridge foil in the center of the plasma igniter DHJ is instantly electrically exploded to form plasma shock waves.
The triodes T1 and T2 adopt NPN type triodes with high voltage resistance Vcb more than or equal to 200V, and the triode T3 adopts PNP type triodes with high voltage resistance Veb more than or equal to 200V; the high-voltage field effect transistor NM1 adopts an N-type field effect transistor with low internal resistance, high power and high voltage resistance Vds more than or equal to 200V; the regulated voltage of the voltage-regulator diode W1 is 12V, and the regulated voltage of the voltage-regulator diode W2 is 6V.
The plasma igniter DHJ adopts a vacuum sputtering metal coating process on a thin insulating plate or a printed circuit board process to manufacture a metal foil film with etched micron-order metal bridge foils and metallized holes A and metallized holes B connected with the metal bridge foils; the center areas of two ends of the metal bridge foil are provided with small metal foil bulges, a bridge foil line is arranged between the small metal foil bulges, and the resistance value of the bridge foil line is less than or equal to 0.1 omega.
As shown in fig. 2, the schematic diagram 100B of the three-wire analog electronic time-delay plasma shock wave ignition circuit according to embodiment 2 of the present invention is composed of an electrical bridge DZ, a voltage stabilizing circuit, an optical coupler U2, a time-delay circuit, a high-voltage driving circuit, a high-voltage field-effect transistor NM1, a plasma igniter DHJ, and a high-voltage capacitor Cg; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2; the high-voltage driving circuit comprises triodes T2 and T3, a diode D1 and resistors R5-R8; the electric bridge DZ, the voltage stabilizing circuit, the high-voltage driving circuit, the high-voltage field effect transistor NM1, the plasma igniter DHJ and the high-voltage capacitor Cg are completely the same as those in the embodiment 1; except that the optical coupler U2 adopts a silicon controlled output type optical coupler and an added delay circuit; the delay circuit comprises an RC delay circuit consisting of an RLR763 comparator delay circuit U1 and a resistance capacitance Rtct.
The segment delay time value Td =1.1 Rt Ct of the delay circuit is different resistor capacitance Rt and Ct parameters set according to the delay time table of each segment of the national millisecond delay detonator, and the parameters are set according to the delay time table of each segment of the millisecond delay detonator, as shown in the following table 1:
table 1 millisecond delay detonator each section delay time table.
The section position in table 1 refers to a time period from the beginning of a high-voltage trigger signal at an FB exploding electrode terminal of a three-wire analog electronic time-delay plasma shock wave ignition circuit to the time when a plasma igniter generates electric explosion to form plasma shock waves; the section 1 with zero delay is a three-wire system instantaneous plasma shock wave ignition circuit, the section 2 with 25ms delay is a three-wire system simulation electronic delay (2 sections) plasma shock wave ignition circuit, the section 3 with 50ms delay is a three-wire system simulation electronic delay (3 sections) plasma shock wave ignition circuit, and the three-wire system simulation electronic delay plasma shock wave ignition circuits with different sections are manufactured by analogy in sequence.
A pin 1 of an RLR763 comparator delay circuit U1 in the delay circuit is connected with a positive pole VCC of a voltage-stabilized power supply, a pin 2 of a delay circuit U1 is in voltage gating connection with a pin 3 of an optical coupler U2, a pin 4 of the optical coupler U2 is grounded through a resistor R4, pins 4 and 5 of a delay circuit U1 are connected with a resistor Rt, the delay circuit, a pin 5 of a delay circuit U1 is grounded through a capacitor Ct, a pin 3 of a delay circuit U1 is grounded, and a pin 6 of the delay circuit U1 is an output pin for triggering a high-voltage driving circuit.
When the A pin line terminal, the B pin line terminal and the FB explosion pole pin line terminal of the analog electronic time-delay plasma shock wave ignition circuit are correspondingly connected with a three-wire system exploder through a three-wire system bus, the three-wire system exploder provides the voltage of the A pin line terminal and the B pin line terminal to be less than or equal to 200V, when the explosion pole pin line FB does not receive a high-voltage trigger signal, a light-emitting diode in an optical coupler U2 does not emit light, an output thyristor is in a cut-off state, a 2 pin voltage gating end of a time-delay circuit U1 is at a high level, at the moment, the time-delay circuit U1 does not work, a 6 pin output of the time-delay circuit U1 keeps at a low level, a high-voltage driving circuit does not have a driving signal to trigger a G pole of a field effect tube NM1, and the field effect tube NM1 is in a cut-off state; when the explosion pole pin line FB receives a high-voltage trigger signal, the controllable silicon in the optical coupler U2 is conducted, the 2-pin voltage gating end of the delay circuit U1 is at a low level, the delay circuit U1 starts to work, reference voltage is provided by 4 pins to charge the resistance capacitor Rtct delay circuit, when the charged voltage of the capacitor Ct is greater than the reference voltage 8V in the delay circuit U1, the charged voltage is input to the pin 5 of the delay circuit U1, the pin 6 of the delay circuit U1 outputs high level to trigger the high-voltage driving circuit, the voltage drop of the resistor R7 triggers the pole G of the field effect transistor NM1, the pole D and the pole S of the high-voltage field effect transistor NM1 are instantly conducted, at the moment, the electric energy stored by the high-voltage capacitor Cg is connected to a loop of the pole D and the pole S of the high-voltage field effect transistor NM1 through the electrode of the A, B metalized hole of the plasma igniter DHJ to discharge, and the bridge foil at the center of the plasma igniter DHJ is instantly electrically exploded to form plasma shock waves.
As shown in fig. 3, it is the schematic diagram 100C of the three-wire system seismic wave induction delay plasma shock wave ignition circuit according to embodiment 3 of the present invention, which is composed of an electrical bridge DZ, a voltage stabilizing circuit, an optical coupler power switch circuit, a seismic wave induction delay circuit, a high voltage driving circuit, a high voltage field effect transistor NM1, a plasma igniter DHJ, and a high voltage capacitor Cg.
The electric bridge DZ, the voltage stabilizing circuit, the high-voltage field effect transistor NM1, the plasma igniter DHJ and the high-voltage capacitor Cg are completely the same as those in the embodiment 1; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2, and is completely the same as that in the embodiment 1; the high-voltage driving circuit comprises transistors T3 and T4, a diode D1, resistors R10-R14 and is basically the same as the high-voltage driving circuit in the embodiment 1.
The difference is that the optical coupler power switch circuit comprises an optical coupler U2, a triode T2, a resistor R4 and a resistor R5, wherein the optical coupler U2 adopts a silicon controlled output type optical coupler; the earthquake wave induction delay circuit comprises an earthquake wave sensor CGQ, a delay circuit U1, field effect tubes NM2 and NM3, a silicon controlled rectifier SCR, resistors R6-R9, capacitors C2 and C3 and a delay resistor capacitor Rtct, wherein the delay circuit U1 adopts an NE555 time base circuit.
In the optocoupler power switch circuit, a pin 1 of an optocoupler U2 is connected with an explosion electrode FB terminal through a resistor R3 and a capacitor C1, and a circuit that a pin 2 of an optocoupler U2 is grounded through a voltage stabilizing diode W2 is completely the same as the input circuit of the optocoupler U2 in the embodiment 1; in the optical coupler power switch circuit, a pin 3 of an optical coupler U2 is connected with the base electrode of a triode T2 through a resistor R5, a resistor R4 is connected between the base electrode and an emitter electrode of the triode T2, and a pin 4 of an optical coupler U2 is grounded; when the explosion electrode FB terminal receives a high-voltage trigger signal, the light emitting diodes in pins 1 and 2 of the optical coupler U2 emit light, the silicon controlled rectifiers in pins 3 and 4 of the optical coupler U2 are switched on, the collector electrode of the triode T2 outputs a voltage-stabilizing positive VCC voltage, and when the explosion electrode FB terminal does not have the high-voltage trigger signal, the triode T2 is switched off, and the collector electrode of the triode T2 does not output the voltage-stabilizing positive VCC voltage; and the voltage of the voltage-stabilizing anode VCC is a working voltage supplied to the seismic wave induction delay circuit.
The positive electrode of a seismic wave sensor CGQ in the seismic wave induction delay circuit is connected with the G electrode of a field-effect tube NM3, the negative electrode of the sensor CGQ is grounded, the D electrode of the field-effect tube NM3 is connected with VCC through a resistor R6, the D electrode of the field-effect tube NM3 is also connected with the trigger electrode of a silicon controlled rectifier SCR through a capacitor C2, the trigger electrode of the silicon controlled rectifier SCR is grounded through a resistor R9, and the S electrode of the field-effect tube NM3 is grounded through a resistor R8; the negative pole ground connection of silicon controlled rectifier SCR, the positive pole of silicon controlled rectifier SCR connects field effect transistor NM2 'S G utmost point, field effect transistor NM 2' S G utmost point connects the VCC through resistance R7, field effect transistor NM2 'S D utmost point, connect condenser Ct between the S utmost point, field effect transistor NM 2' S D utmost point connects the VCC, field effect transistor NM2 'S S utmost point connects delay circuit U1' S6 feet and 2 feet, and through resistance Rt ground connection, delay circuit U1 'S5 feet pass through resistance R5 ground connection, delay circuit U1' S1 foot ground connection, delay circuit U1 'S4 feet and 8 feet connect the VCC, delay circuit U1' S3 feet are the output foot that triggers high voltage drive circuit.
When the A pin line terminal, the B pin line terminal and the FB blasting electrode pin line terminal of the seismic wave induction time-delay plasma shock wave ignition circuit are correspondingly connected with a three-wire system exploder through a three-wire system bus, the voltage provided by the three-wire system exploder to the A pin line terminal and the B pin line terminal is less than or equal to 200V, and when the blasting electrode pin line FB does not receive a high-voltage trigger signal, a light-emitting diode in an optical coupler U2 does not emit light, an output silicon controlled rectifier is in a cut-off state, at the moment, a VCC voltage is not output from an optical coupler power switch circuit, the seismic wave induction time-delay circuit does not work, a high-voltage drive circuit does not have a drive signal to trigger a G pole of a field-effect tube NM1, so that the field-effect tube NM1 is in a cut-off state; when an explosion electrode pin line FB of the ignition circuit receives a high-voltage trigger signal, a silicon controlled rectifier in the optical coupler U2 is conducted, a VCC voltage output is provided for an optical coupler power switch circuit at the moment, the seismic wave induction delay circuit is in a waiting working state, and a pin 3 of the delay circuit U1 keeps a low level; only when the seismic wave sensor CGQ senses a seismic signal, a signal amplification circuit consisting of the sensor CGQ, a field effect transistor NM3, resistors R6 and R8, a capacitor C2 and a resistor R9 outputs a seismic signal to trigger a trigger electrode of the silicon controlled rectifier SCR, SCR is conducted, a field effect tube NM2 is cut off, a capacitor Ct is charged through a resistor Rt at the moment, when the high level 2VCC/3 of a pin 6 and a pin 2 of a delay circuit U1 gradually drops to VCC/3, the 3 pin of the delay circuit U1 outputs high level to trigger the high voltage driving circuit, so that the voltage drop of the resistor R12 triggers the G pole of the field effect transistor NM1, the D pole and the S pole of the high voltage field effect transistor NM1 are instantaneously conducted, at the moment, the electric energy stored by the high voltage capacitor Cg is connected with a loop of the D pole and the S pole of the high voltage field effect transistor NM1 through the electrode of the A, B metalized hole of the plasma igniter DHJ to discharge, and the bridge foil at the center of the plasma igniter DHJ is instantaneously electrically exploded to form plasma shock wave.
As shown in fig. 4, the plasma igniter structure and the curve diagram of the plasma shock wave generated by discharging of the present invention are shown, the plasma igniter DHJ adopts a vacuum sputtering metal coating process on a thin insulating plate or a printed circuit board process to form a metal foil film with etched micron-order metal bridge foils and metallized holes a and B connecting the metal bridge foils; the center areas of two ends of the metal bridge foil are provided with small metal foil bulges, a bridge foil line is arranged between the small metal foil bulges, the resistance value of the bridge foil line is less than or equal to 0.1 Ω, and the time of the instantaneously generated gaseous plasma shock wave is 10 us.
As shown in fig. 5, the structure diagram of the plasma shock wave ignition igniter of the present invention is an integrated injection molded plasma shock wave ignition igniter 10, and the inside of the plastic sealed plasma shock wave ignition igniter body 10 is composed of a plasma ignition igniter 101, an electrode wire 102, a circuit board 103, a high voltage energy storage capacitor 104 and a three-wire leg wire 105; one of a three-wire instantaneous plasma shock wave ignition circuit, a three-wire analog electronic time-delay plasma shock wave ignition circuit and a three-wire seismic wave induction time-delay plasma shock wave ignition circuit is integrally welded on the circuit board 103.
As shown in fig. 6, which is a schematic view of the connection structure of the simulated electronic plasma shock wave ignition igniter and the seismic charge column of the present invention, wherein the integrated injection molded plasma shock wave igniter 10 is butted with the seismic charge column shell 30 through the connecting end socket 306; the end face of a plasma igniter 101 in the plasma shock wave igniter 10 is tightly attached to a high explosive 303; high explosive 303 is filled in a metal reinforcing cap 302 inside the plastic tube 301; the plastic pipe 301 filled with the high explosive 303 is pressed on the outer diameter of the plastic rod at one end of the detonation device 10 with the plasma igniter 101 and is compressed and sealed by a clamping groove; the outer diameter of the plastic pipe 301 is provided with a locking sleeve 304 in a pressing way; seismic explosive 305 is filled in the seismic explosive column; the high explosive 303 may be RDX (hexogen) or PETN (taian).
As shown in fig. 7, which is a schematic view of the connection structure of the simulated electronic plasma shock wave ignition igniter and the primer of the present invention, the integrated injection molded plasma shock wave igniter 10 is butt-jointed to the primer shell 40 through the connecting end socket 406; the end face of the plasma igniter 101 in the plasma shock wave igniter 10 is tightly attached to the high explosive 403; a high explosive 403 is loaded in a metal reinforced cap 402 inside the plastic tube 401; the plastic pipe 401 filled with the high explosive 403 is pressed on the outer diameter of the plastic rod at one end of the detonation device 10 with the plasma igniter 101 and is compressed and sealed by a clamping groove; the outer diameter of the plastic pipe 401 is provided with a locking sleeve 402 in a pressing way; the detonator 40 is filled with detonator explosive 405; high explosives 303 may be RDX (hexogen) or PETN (taian); the priming has a bottom cover 407, a front cover 408.
About the utility model discloses what the concrete structure need explain, the utility model discloses a each part module connection relation each other is definite, realizable, except that the special explanation in the embodiment, its specific connection relation can bring corresponding technological effect to based on do not rely on under the prerequisite of corresponding software program execution, solve the utility model provides a technical problem, the utility model provides a model, the connection mode of parts, module, specific components and parts that appear all belong to the prior art such as the published patent that technical staff can acquire before the application day, published journal paper, or common general knowledge, need not to describe in detail for the technical scheme that the present case provided is clear, complete, realizable, and can be according to this technical means or obtain corresponding entity product.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the present invention in its spirit.
Claims (8)
1. A three-wire system simulation electronic plasma shock wave ignition circuit is characterized in that: the plasma ignition device comprises an electric bridge DZ, a voltage stabilizing circuit, an optical coupler U2, a time delay circuit U1, a high-voltage driving circuit, a high-voltage field effect transistor NM1, a plasma igniter DHJ and a high-voltage capacitor Cg; the three-wire system analog electronic plasma shock wave ignition circuit is characterized in that an A pin wire terminal, a B pin wire terminal and an FB explosion electrode pin wire terminal in the three-wire system analog electronic plasma shock wave ignition circuit are connected with a three-wire detonator through a three-wire system bus, wherein the A pin wire terminal and the B pin wire terminal are connected with a power supply end provided by the three-wire detonator, the explosion electrode pin wire FB is connected with a high-voltage explosion signal end of the three-wire detonator, the direct-current voltages of a positive electrode and a negative electrode of the power supply provided by the three-wire detonator are less than or equal to 200V, and the positive voltage of an explosion electrode signal is less than or equal to 200V; the input end of the optical coupler U2 is used as the coupling input end of the voltage signal of the exploding electrode FB;
when an explosion electrode pin line FB of the ignition circuit receives a high-voltage trigger signal, the three-wire system networking is used for controlling, triggering and sectionally delaying, the electric energy of a high-voltage capacitor in the simulation electronic plasma shock wave ignition circuit is discharged in the plasma igniter, plasma gaseous shock waves are formed instantaneously, and the bridge foil in the center of the plasma igniter DHJ is subjected to instantaneous electric explosion.
2. The three-wire analog electronic plasma shock wave ignition circuit of claim 1, wherein: the optical coupler U2 adopts triode output type and silicon controlled output type optical couplers, and the delay circuit U1 adopts a comparator or a time base circuit; the high-voltage field effect transistor NM1 adopts a low-internal-resistance MOSFET with the withstand voltage of more than or equal to 100V; the high-voltage capacitor Cg is used for storing more than 0.3 joule.
3. A three-wire system analog electronic plasma shock wave ignition circuit according to claim 2, wherein: the plasma igniter DHJ adopts a vacuum sputtering metal coating process on a thin insulating plate or a printed circuit board process to manufacture a metal foil film with etched micron-order metal bridge foils and metallized holes A and metallized holes B connected with the metal bridge foils; the center areas of two ends of the metal bridge foil are provided with small metal foil bulges, a bridge foil line is arranged between the small metal foil bulges, and the resistance value of the bridge foil line is less than or equal to 0.1 omega.
4. A three-wire system analog electronic plasma shock wave ignition circuit according to claim 3, wherein: the ignition circuit is a three-wire system simulation electronic instantaneous plasma shock wave ignition circuit and comprises an electric bridge DZ, a voltage stabilizing circuit, an optical coupler U2, a high-voltage driving circuit, a high-voltage field-effect tube NM1, a plasma igniter DHJ and a high-voltage capacitor Cg; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2; the high-voltage driving circuit consists of triodes T2 and T3, a diode D1 and resistors R5-R8;
pins 1 and 3 of the bridge DZ are connected with a pin A terminal and a pin B terminal, and pins 2 and 4 of the bridge DZ are connected with a voltage stabilizing circuit; a pin 1 of the optical coupler U2 is connected with one end of a resistor R3 and one end of a capacitor C1, the other end of the resistor R3 is connected with a pin terminal FB of an explosion electrode, the other end of the capacitor C1 is connected with a pin 4 of the bridge DZ and is grounded, and a pin 2 of the optical coupler U2 is connected with the ground through a voltage regulator tube W2;
the base electrode of a triode T1 of the voltage stabilizing circuit is connected with a voltage stabilizing tube W1 in series and then grounded, the collector electrode of the triode T1 is connected with a pin 2 of an electric bridge DZ, a resistor R2 is connected between the collector electrode and the base electrode of the triode T1, and the emitter electrode of the triode T1 is connected with a pin 3 of an optical coupler U2 through a connecting resistor R4;
the base electrode of a triode T2 of the high-voltage driving circuit is connected with the 4 pin of an optical coupler U2 and one end of a resistor R5, the other end of the resistor R5 is grounded, the emitter electrode of the triode T2 is grounded through a diode D1, the collector electrode of the triode T2 is connected with the base electrode of the triode T3 and one end of the resistor R6, the other end of the resistor R6 is connected with one end of the resistor R1 in parallel, the other end of the resistor R1 is connected with the 2 pin of an electric bridge DZ, the emitter electrode of the triode T3 is connected with one end of a resistor R1 after being connected with a resistor R8 in series, the collector electrode of the triode T3 is connected with one end of a resistor R7 and the G electrode of a high-voltage field effect transistor NM1, and the other end of the resistor R7 is grounded;
the D pole of the high-voltage field-effect tube NM1 is connected with one end of a plasma igniter DHJ, the other end of the plasma igniter DHJ is connected with the positive pole of a high-voltage capacitor Cg, and the negative pole of the high-voltage capacitor Cg is connected with the S pole of the high-voltage field-effect tube NM1 and grounded;
the direct current voltage connected to the A pin wire terminal and the B pin wire terminal is less than or equal to 200V, and the direct current voltage is less than or equal to 200V to charge the high-voltage capacitor Cg through the bridge DZ, the resistor R1 and the plasma igniter DHJ.
5. A three-wire system analog electronic plasma shock wave ignition circuit according to claim 3, wherein: the ignition circuit is a three-wire system simulation electronic time-delay plasma shock wave ignition circuit and comprises an electric bridge DZ, a voltage stabilizing circuit, an optical coupler U2, a time-delay circuit U1, a high-voltage driving circuit, a high-voltage field-effect tube NM1, a plasma igniter DHJ and a high-voltage capacitor Cg; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2; the optical coupler U2 adopts a silicon controlled output type optical coupler; the delay circuit U1 adopts a voltage gating comparator RLR763 with the voltage error of +/-0.4%; the high-voltage driving circuit consists of triodes T2 and T3, a diode D1 and resistors R5-R8;
the pin 1 and the pin 3 of the electric bridge DZ are connected with the pin A wire terminal and the pin B wire terminal, the pin 2 of the electric bridge DZ is connected with a voltage stabilizing circuit, the pin 1 of the optical coupler U2 is connected with one end of a resistor R3 and one end of a capacitor C1, the other end of the resistor R3 is connected with an explosion pole pin wire terminal FB, the other end of the capacitor C1 is connected, the pin 4 of the electric bridge DZ is grounded, and the pin 2 of the optical coupler U2 is connected with the ground through a voltage stabilizing tube W2;
the pin 3 output by the optocoupler U2 is connected with the voltage gating pin 2 of the delay circuit U1, and the pin 4 output by the optocoupler U2 is grounded through R4;
the A pin wire terminal and the B pin wire terminal of the ignition circuit are connected with a direct current voltage which is less than or equal to 200V, and the direct current voltage which is less than or equal to 200V charges the high-voltage capacitor Cg through the bridge DZ, the resistor R1 and the plasma igniter DHJ;
when the explosion electrode pin line FB does not receive a high-voltage trigger signal, the controllable silicon in the optical coupler U2 is in a cut-off state, the pin 2 of the delay comparator U1 is at a high level, the pin 6 of the output end is kept at a low level, and the high-voltage drive circuit does not have a drive signal to trigger the G electrode of the field-effect tube NM1, so that the field-effect tube NM1 is in a cut-off state;
when an exploding electrode pin line FB of the ignition circuit receives a high-voltage trigger signal, a silicon controlled rectifier in an optical coupler U2 is conducted, a pin 2 of a delay circuit U1 is at a low level, pins 4 and 5 of the delay circuit U1 start to charge a capacitor Ct through a resistor Rt, when the charge of the capacitor Ct exceeds 8V delay, a pin 6 of a comparator U1 outputs a high level voltage drop at a resistor R5 to trigger a driving circuit to enable a G electrode of a high-voltage field-effect tube NM1, a D electrode and an S electrode of a high-voltage field-effect tube NM1 to be instantly conducted, electric energy stored by a high-voltage capacitor Cg is discharged through a loop of a plasma igniter DHJ and the D electrode and the S electrode of the high-voltage field-effect tube NM1, and a bridge foil at the center of the plasma igniter DHJ is instantly electrically exploded.
6. A three-wire system analog electronic plasma shock wave ignition circuit according to claim 3, wherein: the ignition circuit is a three-wire system seismic wave induction delay plasma shock wave ignition circuit and comprises an electric bridge DZ, a voltage stabilizing circuit, an optical coupler power switch circuit, a seismic wave induction delay circuit, a high-voltage driving circuit, a high-voltage field-effect tube NM1, a plasma igniter DHJ and a high-voltage capacitor Cg; the voltage stabilizing circuit comprises a triode T1, a voltage regulator tube W1 and a resistor R2; the optical coupler power switch circuit comprises an optical coupler U2, a triode T2, a resistor R4 and a resistor R5, wherein the optical coupler U2 is a silicon controlled output type optical coupler; the earthquake wave induction delay circuit comprises an earthquake wave sensor CGQ, a delay circuit U1, field effect tubes NM2 and NM3, a silicon controlled rectifier SCR, resistors R6-R9, capacitors C2 and C3 and a delay resistor capacitor Rtct, wherein the delay circuit U1 adopts an NE555 time base circuit; the high-voltage driving circuit consists of triodes T3 and T4, a diode D1 and resistors R10-R14;
the pin 1 and the pin 3 of the electric bridge DZ are connected with the pin A wire terminal and the pin B wire terminal, the pin 2 of the electric bridge DZ is connected with a voltage stabilizing circuit, the pin 1 of the optical coupler U2 is connected with one end of a resistor R3 and one end of a capacitor C1, the other end of the resistor R3 is connected with an explosion pole pin wire terminal FB, the other end of the capacitor C1 is grounded, the pin 4 of the electric bridge DZ is grounded, and the pin 2 of the optical coupler U2 is connected with the ground through a voltage stabilizing tube W2;
in the optical coupler power supply switch circuit, a pin 3 output by an optical coupler U2 is connected with a base electrode of a triode T2 through a resistor R5, the base electrode and an emitter electrode of the triode T2 are connected with a resistor R4 in parallel, and a pin 4 output by an optical coupler U2 is grounded to form a switch circuit of a voltage stabilizing power supply VCC;
a seismic wave sensor CGQ, a field effect tube NM3, resistors R6-R9 and a capacitor C2 in the seismic wave induction delay circuit form a seismic wave amplifying circuit; the SCR, the field effect transistor NM2 and the resistor R7 form a short-circuit and open-circuit of the delay capacitor Ct; the delay circuit U1, the resistance capacitor Rtct and the capacitor 3 form a delay circuit;
the direct current voltage connected to the A pin wire terminal and the B pin wire terminal is less than or equal to 200V, and the direct current voltage is less than or equal to 200V to charge the high-voltage capacitor Cg through the bridge DZ, the resistor R1 and the plasma igniter DHJ;
when the A pin line terminal, the B pin line terminal and the FB blasting electrode pin line terminal of the seismic wave induction delay plasma shock wave ignition circuit are correspondingly connected with a three-wire system exploder through a three-wire system bus, the voltage provided by the three-wire system exploder to the A pin line terminal and the B pin line terminal is less than or equal to 200V, and when the blasting electrode pin line FB does not receive a high-voltage trigger signal, a light-emitting diode in an optical coupler U2 does not emit light, an output silicon controlled rectifier is in a cut-off state, at the moment, a VCC voltage-stabilizing voltage output does not exist in an optical coupler power switch circuit, the seismic wave induction delay circuit does not work, a high-voltage drive circuit does not have a drive signal to trigger a G pole of a field-effect tube NM1, and the field-effect tube NM1 is in a cut-off state; when an explosion electrode pin line FB of the ignition circuit receives a high-voltage trigger signal, a silicon controlled rectifier in the optical coupler U2 is conducted, a power switch circuit of the optical coupler at the moment has VCC voltage stabilization output, the seismic wave induction delay circuit is in a waiting working state, and a pin 3 of the delay circuit U1 keeps a low level; only when the seismic wave sensor CGQ senses a seismic signal, a signal amplification circuit consisting of the sensor CGQ, a field effect transistor NM3, resistors R6 and R8, a capacitor C2 and a resistor R9 outputs a seismic signal to trigger a trigger electrode of the silicon controlled rectifier SCR, SCR is conducted, a field effect tube NM2 is cut off, a capacitor Ct is charged through a resistor Rt at the moment, when the high level 2VCC/3 of a pin 6 and a pin 2 of a delay circuit U1 gradually drops to VCC/3, the 3 pin of the delay circuit U1 outputs high level to trigger the high voltage driving circuit, so that the voltage drop of the resistor R12 triggers the G pole of the field effect transistor NM1, the D pole and the S pole of the high voltage field effect transistor NM1 are instantaneously conducted, at the moment, the electric energy stored by the high voltage capacitor Cg is connected with a loop of the D pole and the S pole of the high voltage field effect transistor NM1 through the electrode of the A, B metalized hole of the plasma igniter DHJ to discharge, and the bridge foil at the center of the plasma igniter DHJ is instantaneously electrically exploded to form plasma shock wave.
7. A three-wire system simulation electronic plasma shock wave electric energy detonating tool is characterized in that: a plasma igniter (101), an electrode wire (102), a circuit board (103), a high-voltage energy storage capacitor (104) and a three-wire leg wire (105) are arranged in the integrated injection molded plasma shock wave igniter (10); the circuit board (103) has integrated thereon a three wire analog electronic plasma shock wave ignition circuit according to any of claims 1-6.
8. The three-wire system analog electronic plasma shock wave electric energy detonator of claim 7, wherein: the integrated injection-molded plasma shock wave electric energy igniter is combined with the seismic source explosive column, the primer and the detonator without the initiating explosive, and can form a three-wire system simulated electronic plasma shock wave igniter detonator without the seismic source explosive column, the primer and a three-wire system simulated electronic plasma shock wave igniter without the detonator of the initiating explosive charging structure.
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| CN202121221519.4U CN214792825U (en) | 2021-06-02 | 2021-06-02 | Three-wire system simulation electronic plasma shock wave ignition circuit and electric energy igniter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237397A (en) * | 2021-06-02 | 2021-08-10 | 山西宸润隆科技有限责任公司 | Three-wire system simulation electronic plasma shock wave ignition circuit and electric energy igniter |
| CN115164659A (en) * | 2022-07-25 | 2022-10-11 | 无锡盛景微电子股份有限公司 | System and method for simulating networking environment of blasting site |
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2021
- 2021-06-02 CN CN202121221519.4U patent/CN214792825U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237397A (en) * | 2021-06-02 | 2021-08-10 | 山西宸润隆科技有限责任公司 | Three-wire system simulation electronic plasma shock wave ignition circuit and electric energy igniter |
| CN113237397B (en) * | 2021-06-02 | 2024-10-15 | 山西宸润隆科技有限责任公司 | Three-wire analog electronic plasma shock wave ignition circuit and electric energy igniter |
| CN115164659A (en) * | 2022-07-25 | 2022-10-11 | 无锡盛景微电子股份有限公司 | System and method for simulating networking environment of blasting site |
| CN115164659B (en) * | 2022-07-25 | 2023-09-22 | 无锡盛景微电子股份有限公司 | System and method for simulating blasting site networking environment |
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