CN115790298A - Electronic control module for geological exploration electronic detonator and detonation control method - Google Patents
Electronic control module for geological exploration electronic detonator and detonation control method Download PDFInfo
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- 238000005474 detonation Methods 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000004146 energy storage Methods 0.000 claims abstract description 63
- 230000003068 static effect Effects 0.000 claims description 27
- 238000001514 detection method Methods 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 15
- 238000013475 authorization Methods 0.000 claims description 7
- 238000012790 confirmation Methods 0.000 claims description 5
- 230000006855 networking Effects 0.000 claims description 4
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- 239000003990 capacitor Substances 0.000 description 12
- 230000000977 initiatory effect Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 230000000087 stabilizing effect Effects 0.000 description 6
- 238000010304 firing Methods 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
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Abstract
The invention provides an electronic control module for an electronic detonator in a geological survey, which has high response speed and can meet the instantaneous explosion requirement of the electronic detonator in the geological survey, and the electronic control module comprises: the control module comprises a control chip, the input end of the control chip is connected with the signal input end, and the output end of the control chip is connected with the first-stage switch module; the first-stage switch module comprises a first switch tube, and the output end of the control chip is connected to the control end of the first switch tube; the second-stage switch module comprises a second switch tube, and the signal input end is also connected to the control end of the second switch tube; the ignition module comprises an ignition element, an energy storage element, a first switch tube and a second switch tube which are connected in series in a loop, when the first switch tube and the second switch tube are simultaneously switched on, the loop where the ignition module is located in series is conducted, so that the energy storage element discharges to trigger the ignition element, and in addition, the detonation control method of the electronic detonator for the geological exploration is further provided.
Description
Technical Field
The invention relates to the technical field of electronic detonators for geological exploration, in particular to an electronic control module and a detonation control method for an electronic detonator for geological exploration.
Background
The oil prospecting project can adopt a seismic prospecting method, and the principle of the geophysical prospecting method is that the nature and the form of the underground rock stratum are deduced by observing and analyzing the response of the earth to the artificially excited seismic waves by utilizing the difference of the elasticity and the density of the underground medium. The method uses the elastic waves excited by a manual method to position the mineral deposits and acquire engineering geological information.
In the prior art, a conventional civil explosion electronic detonator is a detonator technology which is more suitable for ground exploration, but the conventional electronic detonator has the following defects: the operation is complex, the requirement of the land survey is not met, the minimum delay time of the circuit system of the conventional civil blasting electronic detonator for sending the instruction is 5ms (millisecond), the maximum requirement of the electronic detonator for the land survey in the land survey is instantaneous blasting, the initiation delay is required to be less than 250us microsecond, and the consistency is less than 100us. The total time delay of the ground exploration detonation comprises wireless trigger signal time delay, electronic module ignition time delay, detonator ignition time delay and explosive ignition time delay, and the ignition time delay is a small part of the total time delay of the ground exploration detonation, so the time delay is smaller, the general ground exploration ignition requirement time delay is less than 100us, and the consistency is less than 50us. The standard can be called as instant explosion, and the ignition delay of the initiation system of the conventional civil explosion electronic detonator is difficult to meet the requirement of instant explosion. For example, the chinese patent publication No. CN114485300A discloses a detonation control circuit, wherein the working principle of the detonation control circuit is that a detonation signal is sent to a main control chip of a detonator, the main control chip correspondingly sends a conducting signal to a switching tube to conduct the switching tube, and a switching tube guide sleeve conducts a loop where an energy storage element and an ignition element are located to trigger the detonator to detonate.
Disclosure of Invention
Aiming at the problems, the invention provides an electronic control module for an electronic detonator in geological exploration, which has high response speed and can meet the instantaneous explosion requirement of the electronic detonator in geological exploration.
The technical scheme is as follows: an electronic control module for an electronic detonator, comprising:
the control module comprises a control chip, the input end of the control chip is connected with the signal input end, and the output end of the control chip is connected with the first-stage switch module;
the first-stage switch module comprises a first switch tube, and the output end of the control chip is connected to the control end of the first switch tube;
the second-stage switch module comprises a second switch tube, and the signal input end is also connected to the control end of the second switch tube;
the ignition module comprises an ignition element, an energy storage element, a first switch tube and a second switch tube which are connected in a loop in series, and when the first switch tube and the second switch tube are simultaneously switched on, the loop in series where the ignition module is located is switched on, so that the energy storage element discharges to trigger the ignition element.
The input protection module comprises a high-voltage protection unit, the high-voltage protection unit comprises a high-voltage protection diode, and two ends of the high-voltage protection diode are respectively connected to the two signal input ends;
furthermore, the input protection module further comprises a current limiting unit, wherein the current limiting unit comprises current limiting resistors, and the current limiting resistors are respectively connected with the two signal input ends.
Further, the input protection module further comprises a rectifying unit, the rectifying unit comprises a full-bridge rectifier, and the rectifying unit is arranged between the signal input end and the input end of the control chip and used for converting an input alternating current signal into a direct current signal.
Further, the current limiting unit and the rectifying unit of the input protection module are packaged in the control chip.
Furthermore, the first-stage switch module further comprises a limiting resistor arranged between the output end of the control chip and the control end of the first switch tube, and the control end of the first switch tube is grounded after being connected with the first pull-down resistor.
Furthermore, the ignition module further comprises a voltage stabilizing diode arranged between the signal input end and the control end of the second switch tube, and the control end of the second switch tube is grounded after being connected with a second pull-down resistor.
Further, still include static operating point configuration module, static operating point configuration module includes static operating point configuration resistance, the power supply end of control chip is connected connect behind the static operating point configuration resistance to be connected to energy storage component, static operating point configuration module still includes reverse communication diode that charges, the power supply end of control chip is connected behind the reverse communication diode that charges to be connected to energy storage component.
Further, the ratio of the static operating point configuration resistance to the total series resistance in the line is not less than 60%.
Further, the first switch tube and the second switch tube are P-channel MOS tubes or N-channel MOS tubes.
The detonation control method for the electronic detonator in the geological exploration is realized based on the electronic control module for the electronic detonator in the geological exploration, and the electronic control module for the electronic detonator in the geological exploration is arranged in the electronic detonator, and the method comprises the following steps:
the earthquake wave detection vehicle edits a to-be-detonated port order through an encoder, transmits the to-be-detonated port order to a decoder through a radio station, the decoder sends the to-be-detonated port order to a detonation controller, the detonation controller performs to-be-detonated preparation work, and the to-be-detonated preparation work comprises detonation authorization, electronic detonator networking detection in a detonation network, confirmation of normal communication of electronic detonators and authorization unlocking;
after unlocking is finished, the radio station is contacted with the seismic wave detection vehicle to confirm whether detonation occurs or not, the detonation controller carries out high-voltage charging after the detonation is confirmed, a detonation preparation finishing signal is sent to the seismic wave detection vehicle through the radio station after the charging is finished, and meanwhile, an electronic control module of the electronic detonator receives the detonation preparation finishing signal and controls the first switching tube to be conducted;
the seismic wave detection vehicle sends a detonation instruction, the detonation instruction is transmitted to the decoder by the radio station, the decoder sends a high-voltage signal to the detonation controller, the detonation controller generates a detonation bus signal, the detonation bus signal reaches the electronic detonator, the second switch tube in the electronic control module is conducted, so that a loop of the ignition module is conducted, the energy storage element discharges to trigger the ignition element, and the electronic detonator is detonated.
The invention provides an electronic control module for an electronic detonator, aiming at the current situation that the response speed of a detonation system of the conventional civil explosion electronic detonator is too low to meet the requirement of the ground exploration, the electronic control module is arranged in the detonation control module of the electronic detonator, the electronic control module is provided with a first-stage switch module and a second-stage switch module for carrying out detonation response control, the first-stage switch module is controlled to be switched by a control chip of the control module, the first-stage switch module can be used for responding to a command to be detonated of the detonation system, after the detonation system finishes the preparation to be detonated, the control chip can open a first switch tube of the first-stage switch module in advance to wait for a detonation signal, after the detonation signal is sent out, the detonation signal is directly sent to the second-stage switch module, a second switch tube of the second-stage switch module is conducted, and at the moment, when the first switch tube and the second switch tube are simultaneously conducted, an energy storage element connected in series in a loop can be discharged to trigger the detonation element to detonate the electronic detonator; the second switch tube Q2 is a high-speed switch device and has us-level response speed, so that the detonation of the electronic detonator in the geological exploration can be realized at the moment given by the detonation signal, and the us-level detonation response requirement of the detonation of the electronic detonator in the geological exploration is met.
Drawings
FIG. 1 is a block diagram of the components of an electronic control module for surveying electronic detonators in one embodiment;
FIG. 2 is a block diagram of the module components of an electronic control module for an electronic detonator for geological exploration in another embodiment;
fig. 3 is a schematic circuit diagram of an electronic control module for an electronic detonator to be surveyed in embodiment 1;
fig. 4 is a schematic circuit diagram of an electronic control module for an electronic detonator in embodiment 2;
fig. 5 is a schematic circuit diagram of an electronic control module for an electronic detonator to be surveyed in embodiment 3;
fig. 6 is a schematic circuit diagram of an electronic control module for an electronic detonator to be surveyed in embodiment 4;
fig. 7 is a block diagram showing the components of the initiation system of the geological survey electronic detonator in the embodiment.
Detailed Description
Referring to fig. 1, an electronic control module for an electronic detonator according to the present invention comprises:
the control module 100, the control module 100 includes the control chip, two input ends of the control chip are connected with two signal input ends separately, the output end of the control chip connects the first-stage switch module 200;
the first-stage switch module 200 includes a first switch tube Q1, and an output terminal of the control chip is connected to a control terminal of the first switch tube Q1;
the second-stage switch module 300 comprises a second switch tube Q2, and the signal input end is further connected to the control end of the second switch tube Q2;
the ignition module 400 comprises an ignition element B1, an energy storage element, a first switch tube Q1 and a second switch tube Q2 which are connected in series in a loop, when the first switch tube Q1 and the second switch tube Q2 are simultaneously switched on, the loop in which the ignition module 400 is connected in series is switched on, so that the energy storage element discharges to trigger the ignition element, and the first switch tube Q1 and the second switch tube Q2 are P-channel MOS tubes or N-channel MOS tubes.
Referring to fig. 2, in one embodiment, in consideration of the safety of the electronic detonator for the geological exploration, an input protection module 500 is further provided, where the input protection module 500 includes a high-voltage protection unit, the high-voltage protection unit includes a high-voltage protection diode D2, and two ends of the high-voltage protection diode D2 are respectively connected to two signal input ends; the input protection module 500 further includes a current limiting unit, the current limiting unit includes current limiting resistors R3 and R4, and the current limiting resistors R3 and R4 are respectively connected to the two signal input terminals; the input protection module 500 further includes a rectifying unit, the rectifying unit includes two half-wave rectifying triodes D1 and D5 to form a full-wave rectification, and the rectifying unit is disposed between the signal input terminal and the input terminal of the control chip and is configured to convert the input differential signal into a single-ended signal, thereby implementing a non-polar interface function.
Referring to fig. 3, in embodiment 1, a signal input end P1 includes a first signal input end and a second signal input end, two ends of a high voltage protection diode D2 in a protection module 500 are respectively connected to the first signal input end and the second signal input end, the first signal input end is connected to pin 1 of an input end of a control chip U1 after being connected to a current limiting resistor R3, the first signal input end is further connected to an input end of a half-wave rectifying triode D1 after being connected to a current limiting resistor R3, the second signal input end is connected to pin 3 of an input end of the control chip U1 after being connected to a current limiting resistor R4, the first signal input end is further connected to an input end of a half-wave rectifying triode D5 after being connected to a current limiting resistor R4, pin 2 of the control chip U1 is connected between a second switch Q2 and an ignition element B1, pin 4 of the control chip U1 is grounded, pin 6 of the control chip U1 as an output end is connected to pin R7 and then connected to a G pole of the first switch Q1, a G pole of the first switch Q1 after being connected to a second switch Q2 and the ignition element B1, the other end of the second switch Q2 is connected to a pull-down switch Q5, the second switch Q2 is connected to a ground, the other end of the energy storage switch Q2 of the energy storage switch Q1, the energy storage element is connected to the energy storage diode Q2 of the energy storage switch Q1, the energy storage diode Q2, the energy storage switch Q2, the energy storage element in series connection circuit, the energy storage element, the energy storage switch Q1 is connected to the energy storage diode Q2 of the energy storage switch Q1, the energy storage switch Q2 of the energy storage element, the energy storage element in series connection circuit, the energy storage element, the energy storage switch Q1 is connected to the energy storage element in series connection circuit, the energy storage switch Q1, the energy storage switch Q2 of the energy storage element, the energy storage switch Q1, in the embodiment, the capacitor C1 is adopted to meet the requirement of being able to trigger the ignition element B1, and the ignition element B1 in the embodiment can adopt an ignition resistor.
In addition, the static operating point configuration module 600 is further included, the static operating point configuration module 600 includes a static operating point configuration resistor R2 arranged between the zener diode D3 and the firing element B1, the static operating point configuration resistor R2 is provided with a proper resistance value, so that the charging and discharging speed is prevented from being influenced by the excessive resistance value of the static operating point configuration resistor R2, and the static operating point configuration resistor R2 and the capacitor of the energy storage element form an RC filter circuit, the static operating point configuration resistor R2 is provided with a stable detonation operating point, so that the second switching tube Q2 can be stably turned on by the second voltage signal, the static operating point configuration resistor R2 of the static operating point can be used for realizing saturation conduction of the second switching tube Q2 in a microsecond-level response time range, preventing electric leakage and preventing electric shock, the second switching tube Q2 can be triggered to conduct only if the input voltage meets a set threshold interval, in this embodiment, the ratio of the total series resistors R2 to the total series resistance in the line is set, the R2 accounts for more than 60% of the total series resistors in the line, the total series resistance in the line is greater, and the total resistance ratio of the line is greater, and the R2 is greater than the total series resistance ratio of the line;
the ignition module further comprises a reverse communication charging diode D4, pins 7 and 8 of a power supply end of the control chip are connected with the reverse communication charging diode D4 and then connected to a capacitor C1 of the energy storage element, the capacitor C1 of the energy storage element can be charged for detonation, the capacitor C1 is connected to pins 7 and 8 of the power supply end of the control chip through the diode D4, and when the control chip is in communication, because the current-limiting resistor is increased for ensuring the instantaneous explosion effect and the reverse communication capacity is influenced, the diode is increased to reversely and directly supply power to the control chip, and the normal work of reverse communication is ensured.
When the electronic control module for the electronic detonator to be surveyed in the embodiment is used, the electronic control module at least comprises two stages:
1. preparing for explosion: the detonation system can carry out preparation for detonation, including detonation authorization, electronic detonator networking detection in a detonation network, confirmation of normal communication of the electronic detonators, authorization unlocking and confirmation of high-voltage charging, after the preparation is finished, the detonation system gives a first voltage signal for finishing the preparation for detonation to the control chip U1, the control chip U1 controls the first switch tube Q1 to be switched on, the detonation system finishes the preparation for detonation, the voltage of the first voltage signal is not large enough to conduct the second switch tube Q2 due to the arrangement of the voltage stabilizing diode D3, and the voltage stabilizing diode D3 can also avoid the situation that the second switch tube Q2 is conducted to generate false detonation due to the arrangement of voltage signals of other non-detonation signals;
2. and (3) an initiation stage: the initiation system gives a second voltage signal as an initiation signal to detonate a detonator, and the second voltage signal is enabled to have a proper voltage to turn on the second switch tube Q2 by configuring the voltage division of the resistor R2 through the static working point, and because the first switch tube Q1 is turned on in advance, when the first switch tube Q1 and the second switch tube Q2 are turned on simultaneously, the series loop is conducted to enable the energy storage element to discharge to trigger the ignition element, and the ignition element detonates the electronic detonator; the second switch tube Q2 is a high-speed switch device and has us-level response speed, so that the detonation of the electronic detonator in the geological exploration can be realized at the moment given by the detonation signal, and the us-level detonation response requirement of the detonation of the electronic detonator in the geological exploration is met.
See fig. 4, example 2: the signal input end P1 comprises a first signal input end and a second signal input end, two ends of a high-voltage protection diode D2 in the protection module are respectively connected with the first signal input end and the second signal input end, the first signal input end is connected with a pin 1 of a control chip U2, the second signal input end is connected with a pin 3 of the control chip U2, a current limiting unit, a rectifying unit and a detonator control chip are packaged in the control chip U2, a pin 2 of the control chip U2 is connected between a second switch tube Q2 and an ignition element B1, a pin 4 of the control chip U2 is grounded, a pin 6 of the control chip U2 serving as an output end is connected to a G pole of the first switch tube Q1, pins 7 and 8 of the control chip U2 serve as output of the rectifying unit and are connected to a G pole of the second switch tube Q2 after being connected with a voltage stabilizing diode D3, the port 1 of the ignition element B1 is connected to one end of the energy storage element, the port 2 of the ignition element B1 is connected to the pole D of the second switching tube Q2, the pole S of the second switching tube Q2 is connected to the pole D of the first switching tube Q1, the pole S of the first switching tube Q1 is connected to the other end of the energy storage element, the ignition element B1, the energy storage element, the first switching tube Q1 and the second switching tube Q2 form a series circuit, the energy storage element can be a capacitor, in the embodiment, the capacitor C1 is used for charging to meet the requirement of being able to trigger the ignition element B1, the energy storage capacitor C1 is used for triggering the ignition element B1, the ignition element B1 in the embodiment can be an ignition resistor, and the static operating point configuration module 600 is further included, and the static operating point configuration module 600 is provided with a static operating point configuration resistor R2 between the zener diode D3 and the ignition element B1.
See fig. 5, example 3: the signal input end P1 comprises a first signal input end and a second signal input end, two ends of a high-voltage protection diode D2 in the protection module are respectively connected with the first signal input end and the second signal input end, the first signal input end is connected with a pin 1 of a control chip U2, the second signal input end is connected with a pin 3 of the control chip U2, a current limiting unit, a rectifying unit and a detonator control chip are packaged in the control chip U2, a pin 2 of the control chip U2 is connected between the second switch tube Q2 and an ignition element B1, a pin 4 of the control chip U2 is grounded, a pin 6 of the control chip U2 serving as an output end is connected to a G pole of the first switch tube Q1, a G pole of the first switch tube Q1 is grounded after being connected with a pull-down resistor R5, pins 7 and 8 of the control chip U2 serve as the output of the rectifying unit, the control chip D3 is connected to a G pole of the second switch tube Q2, the G pole of the second switch tube Q2 is connected with a pull-down resistor R6 and then grounded, a port 1 of the ignition element B2 is connected to one end of an energy storage element B1, a port of the ignition element B2 is connected to one end of the energy storage element B2, and the other end of the second switch tube Q2 in series, and the energy storage element Q1 are connected to the energy storage element Q1 in series, and the energy storage element Q2 in series, in the embodiment, the requirement of triggering the ignition element B1 is met by adopting the two smaller capacitors C1 and C2 to be connected in parallel, the requirement of circuit miniaturization can be met by adopting the two smaller capacitors C1 and C2 to be connected in parallel, the ignition element B1 in the embodiment can adopt an ignition resistor, and a static operating point configuration resistor R2 is arranged between the voltage stabilizing diode D3 and the ignition element B1.
See fig. 6, example 4: the signal input end P1 comprises a first signal input end and a second signal input end, two ends of a high-voltage protection diode D2 in the protection module are respectively connected with the first signal input end and the second signal input end, the first signal input end is connected with a pin 1 of a control chip U2, the second signal input end is connected with a pin 3 of the control chip U2, a current limiting unit, a rectifying unit and a detonator control chip are packaged in the control chip U2, a pin 2 of the control chip U2 is connected between the second switch tube Q2 and an ignition element B1, a pin 4 of the control chip U2 is grounded, a pin 6 of the control chip U2 serving as an output end is connected to a G pole of the first switch tube Q1, a G pole of the first switch tube Q1 is grounded after being connected with a pull-down resistor R5, pins 7 and 8 of the control chip U2 serve as the output of the rectifying unit, the control chip D3 is connected to a G pole of the second switch tube Q2, the G pole of the second switch tube Q2 is grounded after being connected with a pull-down resistor R6, a port 1 of the ignition element B1 is connected to one end of an energy storage element B1, the ignition element B2 is connected to one end of the second switch tube B1, and the ignition element B2, and the other end of the energy storage element Q2 are connected in series, and the energy storage element Q1, and the energy storage element Q2, and the energy storage element Q1 are connected in series, and the energy storage element in an energy storage element, the embodiment, and a static working point configuration resistor R2 is arranged between the voltage stabilizing diode D3 and the ignition element B1, the ignition device also comprises a reverse communication charging diode D4, pins 7 and 8 of a power supply end of the control chip are connected with the reverse communication charging diode D4 and then connected with a capacitor C1 of the energy storage element, and the capacitor C1 of the energy storage element can be charged for detonation.
According to the electronic control module for the electronic detonator for the geological exploration, aiming at the current situation that the response speed of a detonation system of the conventional civil explosion electronic detonator is too low to meet the requirement of the geological exploration, the electronic control module is provided with a first-stage switch module and a second-stage switch module for detonation response control, the first-stage switch module is controlled to be switched by a control chip of the control module, after the detonation system finishes preparation for detonation, the control chip opens a first switch tube of the first-stage switch module in advance to wait for a detonation signal to arrive, after the detonation signal is sent out, the detonation signal is directly sent to the second-stage switch module, a second switch tube of the second-stage switch module is conducted, and at the moment, when the first switch tube and the second switch tube are simultaneously opened, an energy storage element connected in series in a loop can discharge to trigger a firing element, and the firing element detonates the electronic detonator; because the second switch tube Q2 is a high-speed switch device and is opened with us-level response speed, the detonation of the electronic detonator for the geological exploration can be realized at the moment given by the detonation signal, and the us-level detonation response requirement of the detonation of the electronic detonator for the geological exploration is met.
In the embodiment of the invention, the initiation control method of the electronic detonator for the geological exploration is further provided, the initiation control method is realized based on the electronic control module for the electronic detonator for the geological exploration, the electronic control module is arranged in the electronic detonator, as shown in fig. 6, the initiation system comprises a seismic wave detection vehicle 1, an encoder 2, a decoder 3, an initiation controller 4, a covered wire 5 and an electronic detonator 6, the encoder and the decoder are communicated through a radio station 7, the seismic wave detection vehicle edits various instructions through the encoder and transmits the instructions to the decoder through the radio station, and the decoder sends the instructions to be processed to the initiation controller for initiation control, and the method comprises the following steps:
the seismic wave detection vehicle edits a to-be-detonated port order through an encoder, forwards the to-be-detonated port order through a radio station and transmits the to-be-detonated port order to a decoder, the decoder sends the to-be-detonated port order to a detonation controller, the detonation controller performs to-be-detonated preparation work, and the to-be-detonated preparation work comprises detonation authorization, electronic detonator networking detection in a detonation network, electronic detonator communication normal confirmation and authorized unlocking;
after unlocking is finished, the radio station is contacted with the seismic wave detection vehicle to confirm whether detonation occurs or not, the detonation controller carries out high-voltage charging after the detonation is confirmed, a detonation preparation finishing signal is sent to the seismic wave detection vehicle through the radio station after the charging is finished, and meanwhile, an electronic control module of the electronic detonator receives the detonation preparation finishing signal and controls the first switching tube to be conducted;
the seismic wave detection vehicle sends a detonation instruction, the detonation instruction is transmitted to the decoder by the radio station, the decoder sends a high-voltage signal to the detonation controller, the detonation controller generates a detonation bus signal, the detonation bus signal reaches the electronic detonator, the second switch tube in the electronic control module is conducted, so that a loop of the ignition module is conducted, the energy storage element discharges to trigger the ignition element, and the electronic detonator is detonated.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. An electronic control module for an electronic detonator, comprising:
the control module comprises a control chip, the input end of the control chip is connected with the signal input end, and the output end of the control chip is connected with the first-stage switch module;
the first-stage switch module comprises a first switch tube, and the output end of the control chip is connected to the control end of the first switch tube;
the second-stage switch module comprises a second switch tube, and the signal input end is also connected to the control end of the second switch tube;
the ignition module comprises an ignition element, an energy storage element, a first switch tube and a second switch tube which are connected in a loop in series, and when the first switch tube and the second switch tube are simultaneously switched on, the loop in series where the ignition module is located is switched on, so that the energy storage element discharges to trigger the ignition element.
2. An electronic control module for an electronic detonator according to claim 1, wherein: still include input protection module, input protection module includes high-voltage protection unit, high-voltage protection unit includes the high-voltage protection diode, the both ends of high-voltage protection diode are connected to two respectively signal input part.
3. An electronic control module for an electronic geological survey detonator as claimed in claim 2, wherein: the input protection module further comprises a current limiting unit, the current limiting unit comprises current limiting resistors, and the current limiting resistors are respectively connected with the two signal input ends.
4. An electronic control module for an electronic geological survey detonator as claimed in claim 3, wherein: the input protection module further comprises a rectifying unit, wherein the rectifying unit comprises a full-bridge rectifier, is arranged between the signal input end and the input end of the control chip and is used for converting an input alternating current signal into a direct current signal.
5. An electronic control module for an electronic detonator according to claim 4, wherein: and the current limiting unit and the rectifying unit of the input protection module are packaged in the control chip.
6. An electronic control module for an electronic detonator according to claim 1, wherein: first order switch module is still including setting up control chip's output with limiting resistance between the control end of first switch tube, the control end of first switch tube still connects ground connection behind the first pull-down resistance, the module of striking sparks still includes reverse communication diode that charges, control chip's feed end is connected be connected to behind the reverse communication diode that charges energy storage component.
7. An electronic control module for an electronic geological survey detonator as claimed in claim 1, wherein: still include static operating point configuration module, static operating point configuration module includes static operating point configuration resistance, control chip's power supply end is connected be connected to behind the static operating point configuration resistance energy storage component, static operating point configuration module is still including setting up signal input part with zener diode between the control end of second switch tube, the control end of second switch tube still ground connection after connecting the second pull-down resistance.
8. An electronic control module for an electronic prospecting detonator according to claim 7, characterized in that: the ratio of the static operating point configuration resistance to the total series resistance in the line is not less than 60%.
9. An electronic control module for an electronic detonator according to claim 1, wherein: the first switch tube and the second switch tube are P-channel MOS tubes or N-channel MOS tubes.
10. A detonation control method for an electronic detonator for geological exploration, which is realized based on the electronic control module for the electronic detonator for geological exploration, which is arranged in the electronic detonator, according to claim 1, and comprises the following steps:
the earthquake wave detection vehicle edits a to-be-detonated port order through an encoder, transmits the to-be-detonated port order to a decoder through a radio station, the decoder sends the to-be-detonated port order to a detonation controller, the detonation controller performs to-be-detonated preparation work, and the to-be-detonated preparation work comprises detonation authorization, electronic detonator networking detection in a detonation network, confirmation of normal communication of electronic detonators and authorization unlocking;
after unlocking is finished, the radio station is contacted with the seismic wave detection vehicle to confirm whether detonation occurs or not, the detonation controller carries out high-voltage charging after the detonation is confirmed, a detonation preparation finishing signal is sent to the seismic wave detection vehicle through the radio station after the charging is finished, and meanwhile, an electronic control module of the electronic detonator receives the detonation preparation finishing signal and controls the first switching tube to be conducted;
the seismic wave detection vehicle sends a detonation instruction, the detonation instruction is transmitted to the decoder by the radio station, the decoder sends a high-voltage signal to the detonation controller, the detonation controller generates a detonation bus signal, the detonation bus signal reaches the electronic detonator, the second switch tube in the electronic control module is conducted, so that a loop of the ignition module is conducted, the energy storage element discharges to trigger the ignition element, and the electronic detonator is detonated.
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