阅读说明：本技术 一种用于爆炸物的电子安全系统、方法及存储介质 (Electronic safety system, method and storage medium for explosives ) 是由 杨龙 方辉 习银银 余艳平 李诗韬 于 2021-07-30 设计创作，主要内容包括：本发明公开了一种用于爆炸物的电子安全系统、方法及存储介质。本发明通过电源管理装置为信号控制装置供电,并由信号控制装置通过分别控制起爆装置的供电、起爆装置的接地以及控制起爆装置起爆信号的发送,配合多个输入控制装置的信号,达到了提高起爆时机控制能力的技术效果,有效提升了带有引爆装置的爆炸物存放的安全性,以及带有引爆装置的爆炸物在引爆时的安全性。(The invention discloses an electronic safety system, a method and a storage medium for explosives. The signal control device is used for supplying power to the signal control device through the power management device, and the signal control device is used for respectively controlling the power supply of the detonation device, the grounding of the detonation device and the sending of the detonation signal of the detonation device and matching with the signals of the plurality of input control devices, so that the technical effect of improving the control capability of the detonation opportunity is achieved, the storage safety of explosives with the detonation device is effectively improved, and the safety of the explosives with the detonation device during detonation is effectively improved.)

1. An electronic safety system for explosives, which is characterized by comprising a power supply management device, a signal control device and an initiation device; the power supply end and the serial port signal end are connected with the power supply management device, the power supply management device is connected with the signal control device, and the signal control device is connected with the detonating device, the off-frame signal end, the fighting base signal end, the target base signal end and the coding signal end; wherein the content of the first and second substances,

the power management device is used for receiving the voltage sent by the power end, converting the voltage sent by the power end into a signal control device power supply voltage and an initiation device power supply voltage according to the signal sent by the serial port signal end, and then sending the voltage to the signal control device;

the signal control device is used for receiving the power supply voltage of the signal control device and sending the power supply voltage of the detonating device to the detonating device according to the signal sent by the off-frame signal end; controlling the connection between the detonating device and a ground wire according to signals sent by the battle base signal end and the target base signal end; sending an explosion signal to the detonating device according to the signal sent by the coding signal end;

and the detonating device is used for receiving the power supply voltage of the detonating device and detonating explosives in the detonating device according to the detonation signal sent by the signal control device when the detonating device is connected with the ground wire.

2. An electronic safety system for explosives in accordance with claim 1 further comprising a condition monitoring device, a proximity signal end and a trigger signal end; the state monitoring device is respectively connected with the power management device, the signal control device and the detonation device, and the explosion-approaching signal end and the trigger signal end are connected with the signal control device; wherein the content of the first and second substances,

the state monitoring device is used for receiving the voltage changes of the signal control device and the detonating device and sending the voltage changes to the power management device;

the power supply management device is also used for stopping supplying power to the signal control device according to the voltage change;

the signal control device is also used for executing a preset strategy according to the signals sent by the proximity signal end and the trigger signal end.

3. The electronic safety system for explosives of claim 1 wherein the power management device comprises a power isolation circuit, a serial signal isolation circuit, a first voltage conversion circuit, a second voltage conversion circuit, a third voltage conversion circuit, a fourth voltage conversion circuit and a microcontroller; wherein the content of the first and second substances,

the first end of the power isolation circuit is connected with the power supply end, the second end of the power isolation circuit is connected with the first end of the first voltage conversion circuit and the first end of the second voltage conversion circuit, the second end of the second voltage conversion circuit is connected with the power supply end of the signal control device, the second end of the first voltage conversion circuit is connected with the power supply end of the microcontroller, the signal input end of the microcontroller is connected with the first end of the serial port signal isolation circuit, the second end of the serial port signal isolation circuit is connected with the serial port signal end, and the signal output end of the microcontroller is connected with the signal input end of the second voltage conversion circuit; the first end of the third voltage conversion circuit is connected with the power supply end, the second end of the third voltage conversion circuit is connected with the first end of the fourth voltage conversion circuit, the second end of the third voltage conversion circuit is further connected with the detonation power supply end of the signal control device, and the second end of the fourth voltage conversion circuit is in power supply connection with the driving end of the signal control device.

4. The electronic safety system for explosives of claim 1 wherein the initiating device comprises a high voltage transformer, a first capacitor, a third resistor, a high voltage switch and a strike plate detonator; wherein the content of the first and second substances,

the low-voltage positive pole of the high-voltage converter is connected with the power output end of the signal control device, the high-voltage positive pole of the high-voltage converter is connected with the first end of the high-voltage switch, the second end of the high-voltage switch is connected with the first end of the impact sheet detonator, the control end of the high-voltage switch is connected with the control end of the signal control device, the second end of the impact sheet detonator is connected with the high-voltage negative electrode of the high-voltage converter, the low-voltage negative electrode of the high-voltage converter is connected with the voltage-dividing grounding end of the signal control device, the first end of the first capacitor is connected with the high-voltage positive pole of the high-voltage converter, the second end of the first capacitor is connected with the high-voltage negative pole of the high-voltage converter, the first end of the third resistor is connected with the high-voltage positive pole of the high-voltage converter, and the second end of the third resistor is connected with the high-voltage negative pole of the high-voltage converter.

5. The electronic safety system for explosives of claim 2 wherein the signal control device comprises a signal isolation circuit, a first programmable logic device, a second programmable logic device, a first isolation circuit, a second isolation circuit, a third isolation circuit, a fourth isolation circuit, a first drive circuit, a second drive circuit, a third drive circuit, a fourth drive circuit, a detection circuit, a first static switch, a second static switch, a dynamic switch, a first resistor and a second resistor; wherein the content of the first and second substances,

a plurality of signal input ends of the signal isolation circuit are respectively connected with the off-frame signal end, the combat signal end, the target base signal end, the coding signal end, the proximity explosion signal end and the trigger signal end, a plurality of signal output ends of the signal isolation circuit are respectively connected with the signal input end of the first programmable logic device and the signal input end of the second programmable logic device, the signal output end of the first programmable logic device is respectively connected with the input end of the first driving circuit and the input end of the first isolation circuit, the power input end of the first programmable logic device and the power input end of the second programmable logic device are connected with the power supply end of the power management device, and the signal output end of the second programmable logic device is connected with the input end of the second isolation circuit and the input end of the fourth isolation circuit, the detection end of the second programmable logic device is connected with the output end of the third isolation circuit, the power end of the first drive circuit, the power end of the second drive circuit, the power end of the third drive circuit, the power end of the fourth drive circuit and the power end of the detection circuit are connected with the drive power supply end of the power management device, the output end of the first isolation circuit is connected with the input end of the second drive circuit, the output end of the second isolation circuit is connected with the input end of the third drive circuit, the input end of the third isolation circuit is connected with the output end of the detection circuit, the output end of the fourth isolation circuit is connected with the input end of the fourth drive circuit, the output end of the first drive circuit is connected with the control end of the first static switch, and the output end of the second drive circuit is connected with the control end of the dynamic switch, the output end of the third driving circuit is connected with the control end of the second static switch, the input end of the detection circuit is connected with the first end of the first resistor, the output end of the fourth driving circuit is connected with the control end of the signal control device, the input end of the first static switch is connected with the detonation power supply end of the power supply management device, the output end of the first static switch is connected with the power input end of the detonating device, the first end of the dynamic switch is connected with the voltage-dividing grounding end of the detonating device, the second end of the dynamic switch is connected with the first end of the second static switch, the second end of the second static switch is grounded, the second end of the first resistor is connected with a voltage-dividing grounding end of the detonating device, the first end of the first resistor is connected with the first end of the second resistor, and the second end of the second resistor is grounded.

6. An electronic safety system for explosives in accordance with claim 2 wherein the condition monitoring device comprises a condition monitoring circuit, a fifth isolation circuit and a sixth isolation circuit; the fifth isolation circuit and the sixth isolation circuit are optical coupling isolation circuits; wherein the content of the first and second substances,

the fifth isolation circuit is used for sending the monitoring data of the signal control device to the state monitoring circuit in a one-way signal mode;

the sixth isolation circuit is used for sending the monitoring data of the detonating device to the state monitoring circuit in a one-way signal mode;

and the state monitoring circuit is used for forwarding the signal marks sent by the fifth isolating circuit and the sixth isolating circuit to a microcontroller in the power management device after the signal marks are sourced.

7. A safety control method for explosives, which is applied to the electronic safety system for explosives in any of claims 1 to 6, and further comprises the following steps after the serial signal terminal sends a signal:

the power management device receives the voltage sent by the power end, converts the voltage sent by the power end into a signal control device power supply voltage and an initiation device power supply voltage according to the signal sent by the serial port signal end, and then sends the voltage to the signal control device;

the signal control device receives the power supply voltage of the signal control device and sends the power supply voltage of the detonating device to the detonating device according to the signal sent by the off-frame signal end; controlling the connection between the detonating device and a ground wire according to signals sent by the battle base signal end and the target base signal end; sending an explosion signal to the detonating device according to the signal sent by the coding signal end;

and when the detonating device receives the power supply voltage of the detonating device and is connected with the ground wire, the detonating device detonates the explosive in the detonating device according to the explosion signal sent by the signal control device.

8. A readable storage medium, characterized in that the readable storage medium has stored thereon a safety control program for explosives, which when executed by a processor implements the steps of the safety control method for explosives in accordance with claim 7.

Technical Field

The invention relates to the technical field of explosive safety control, in particular to an electronic safety system, a method and a storage medium for explosives.

Background

An Electronic safety system (Electronic Safe and Arm, ESA) is a safety system using an impact sheet detonator and an in-line explosion sequence, is a novel weapon safety system integrating a microelectronic technology, a logic control technology, a sensing technology, an information identification and processing technology and a high-voltage conversion technology, has remarkable advantages in the aspects of safety, reliability, volume and the like compared with a mechanical safety system and an electromechanical safety system, and is widely applied to weapon systems of various air-to-air missiles, air-launched cruise missiles, anti-tank missiles and the like.

The modern war battle environment is increasingly complex, higher and higher requirements are provided for the safety and the reliability of a weapon system, the design idea of the electronic safety system is that the electronic safety system is required to be safe under certain conditions, and the state of the electronic safety system in the arming state is changed into that the electronic safety system starts the arming process and enables the priming device to be in the arming state in the shortest possible time based on the change of the design idea under the conditions that the limited specified conditions are met, the starting point of the electronic safety system is changed from ensuring the safety of the normal time, the emission period and before reaching the safety distance into ensuring the arming process to be completed in the shortest possible time before the best priming opportunity on the premise of not harming the safety of our party, so that the arming process is started when the target is approached and the best state is reached at the priming moment, achieving an insurance state upon missing a target is a technical problem that current electronic safety systems should solve.

Disclosure of Invention

The invention mainly aims to provide an electronic safety system, a method and a storage medium for explosives, and aims to improve the safety of explosive detonation and realize accurate control of explosive detonation in the prior art.

The invention provides a safety control device for explosives, which comprises a power supply management device, a signal control device and an initiation device; the power supply end and the serial port signal end are connected with the power supply management device, the power supply management device is connected with the signal control device, and the signal control device is connected with the detonating device, the off-frame signal end, the fighting base signal end, the target base signal end and the coding signal end;

the power management device is used for receiving the voltage sent by the power end, converting the voltage sent by the power end into a signal control device power supply voltage and an initiation device power supply voltage according to the signal sent by the serial port signal end, and then sending the voltage to the signal control device;

the signal control device is used for receiving the power supply voltage of the signal control device and sending the power supply voltage of the detonating device to the detonating device according to the signal sent by the off-frame signal end; controlling the connection between the detonating device and a ground wire according to signals sent by the battle base signal end and the target base signal end; sending an explosion signal to the detonating device according to the signal sent by the coding signal end;

and the detonating device is used for receiving the power supply voltage of the detonating device and detonating explosives in the detonating device according to the detonation signal sent by the signal control device when the detonating device is connected with the ground wire.

Preferably, the device also comprises a state monitoring device, a near-explosion signal end and a trigger signal end; the state monitoring device is respectively connected with the power management device, the signal control device and the detonation device, and the explosion-approaching signal end and the trigger signal end are connected with the signal control device;

the state monitoring device is used for receiving the voltage changes of the signal control device and the detonating device and sending the voltage changes to the power management device;

the power supply management device is also used for stopping supplying power to the signal control device according to the voltage change;

the signal control device is also used for executing a preset strategy according to the signals sent by the proximity signal end and the trigger signal end.

Preferably, the power management device comprises a power isolation circuit, a serial port signal isolation circuit, a first voltage conversion circuit, a second voltage conversion circuit, a third voltage conversion circuit, a fourth voltage conversion circuit and a microcontroller;

the first end of the power isolation circuit is connected with the power supply end, the second end of the power isolation circuit is connected with the first end of the first voltage conversion circuit and the first end of the second voltage conversion circuit, the second end of the second voltage conversion circuit is connected with the power supply end of the signal control device, the second end of the first voltage conversion circuit is connected with the power supply end of the microcontroller, the signal input end of the microcontroller is connected with the first end of the serial port signal isolation circuit, the second end of the serial port signal isolation circuit is connected with the serial port signal end, and the signal output end of the microcontroller is connected with the signal input end of the second voltage conversion circuit; the first end of the third voltage conversion circuit is connected with the power supply end, the second end of the third voltage conversion circuit is connected with the first end of the fourth voltage conversion circuit, the second end of the third voltage conversion circuit is further connected with the detonation power supply end of the signal control device, and the second end of the fourth voltage conversion circuit is in power supply connection with the driving end of the signal control device.

Preferably, the initiation device comprises a high-voltage converter, a first capacitor, a third resistor, a high-voltage switch and an impact sheet detonator;

the low-voltage positive pole of the high-voltage converter is connected with the power output end of the signal control device, the high-voltage positive pole of the high-voltage converter is connected with the first end of the high-voltage switch, the second end of the high-voltage switch is connected with the first end of the impact sheet detonator, the control end of the high-voltage switch is connected with the control end of the signal control device, the second end of the impact sheet detonator is connected with the high-voltage negative electrode of the high-voltage converter, the low-voltage negative electrode of the high-voltage converter is connected with the voltage-dividing grounding end of the signal control device, the first end of the first capacitor is connected with the high-voltage positive pole of the high-voltage converter, the second end of the first capacitor is connected with the high-voltage negative pole of the high-voltage converter, the first end of the third resistor is connected with the high-voltage positive pole of the high-voltage converter, and the second end of the third resistor is connected with the high-voltage negative pole of the high-voltage converter.

Preferably, the signal control device includes a signal isolation circuit, a first programmable logic device, a second programmable logic device, a first isolation circuit, a second isolation circuit, a third isolation circuit, a fourth isolation circuit, a first driving circuit, a second driving circuit, a third driving circuit, a fourth driving circuit, a detection circuit, a first static switch, a second static switch, a dynamic switch, a first resistor and a second resistor; wherein the content of the first and second substances,

a plurality of signal input ends of the signal isolation circuit are respectively connected with the off-frame signal end, the combat signal end, the target base signal end, the coding signal end, the proximity explosion signal end and the trigger signal end, a plurality of signal output ends of the signal isolation circuit are respectively connected with the signal input end of the first programmable logic device and the signal input end of the second programmable logic device, the signal output end of the first programmable logic device is respectively connected with the input end of the first driving circuit and the input end of the first isolation circuit, the power input end of the first programmable logic device and the power input end of the second programmable logic device are connected with the power supply end of the power management device, and the signal output end of the second programmable logic device is connected with the input end of the second isolation circuit and the input end of the fourth isolation circuit, the detection end of the second programmable logic device is connected with the output end of the third isolation circuit, the power end of the first drive circuit, the power end of the second drive circuit, the power end of the third drive circuit, the power end of the fourth drive circuit and the power end of the detection circuit are connected with the drive power supply end of the power management device, the output end of the first isolation circuit is connected with the input end of the second drive circuit, the output end of the second isolation circuit is connected with the input end of the third drive circuit, the input end of the third isolation circuit is connected with the output end of the detection circuit, the output end of the fourth isolation circuit is connected with the input end of the fourth drive circuit, the output end of the first drive circuit is connected with the control end of the first static switch, and the output end of the second drive circuit is connected with the control end of the dynamic switch, the output end of the third driving circuit is connected with the control end of the second static switch, the input end of the detection circuit is connected with the first end of the first resistor, the output end of the fourth driving circuit is connected with the control end of the signal control device, the input end of the first static switch is connected with the detonation power supply end of the power supply management device, the output end of the first static switch is connected with the power input end of the detonating device, the first end of the dynamic switch is connected with the voltage-dividing grounding end of the detonating device, the second end of the dynamic switch is connected with the first end of the second static switch, the second end of the second static switch is grounded, the second end of the first resistor is connected with a voltage-dividing grounding end of the detonating device, the first end of the first resistor is connected with the first end of the second resistor, and the second end of the second resistor is grounded.

Preferably, the state monitoring device comprises a state monitoring circuit, a fifth isolating circuit and a sixth isolating circuit; the fifth isolation circuit and the sixth isolation circuit are optical coupling isolation circuits;

the fifth isolation circuit is used for sending the monitoring data of the signal control device to the state monitoring circuit in a one-way signal mode;

the sixth isolation circuit is used for sending the monitoring data of the detonating device to the state monitoring circuit in a one-way signal mode;

and the state monitoring circuit is used for forwarding the signal marks sent by the fifth isolating circuit and the sixth isolating circuit to a microcontroller in the power management device after the signal marks are sourced.

The invention also provides a safety control method for explosives, which is applied to the electronic safety system for explosives, and the method further comprises the following steps after the serial port signal end sends a signal:

the power management device receives the voltage sent by the power end, converts the voltage sent by the power end into a signal control device power supply voltage and an initiation device power supply voltage according to the signal sent by the serial port signal end, and then sends the voltage to the signal control device;

the signal control device receives the power supply voltage of the signal control device and sends the power supply voltage of the detonating device to the detonating device according to the signal sent by the off-frame signal end; controlling the connection between the detonating device and a ground wire according to signals sent by the battle base signal end and the target base signal end; sending an explosion signal to the detonating device according to the signal sent by the coding signal end;

and when the detonating device receives the power supply voltage of the detonating device and is connected with the ground wire, the detonating device detonates the explosive in the detonating device according to the explosion signal sent by the signal control device.

The invention also proposes a readable storage medium on which a safety control program for explosives is stored, which when executed by a processor implements the steps of the safety control method for explosives described above.

According to the technical scheme, the signal control device controls the input power supply, the output grounding and the control signal of the detonation device according to a plurality of input signals; the signal control device is started through the serial port signal end, the safety of detonation of explosives is improved by using an independent signal step-by-step control mode, the response speed of control signals is improved by using a step-by-step control mode, and the control precision is improved.

Drawings

Fig. 1 is a functional block diagram of a first embodiment of a safety control system for explosives in accordance with the present invention;

fig. 2 is a functional block diagram of a second embodiment of the safety control system for explosives of the present invention;

fig. 3 is a schematic structural diagram of a third embodiment of the safety control system for explosives of the invention.

Reference numerals	Name (R)	Reference numerals	Name (R)
				100	Power supply management device	C1	First capacitor
200	Signal control device	R1-R3	First to third resistors
				300	Detonating device	SQ	Impact sheet detonator
400	State monitoring device	CPLD1	First programmable logic device
				CPLD2	Second programmable logic device

The objects, functional features and advantages of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 1 is a functional block schematic diagram of an electronic safety system for explosives in this embodiment, which includes a power management device 100, a signal control device 200, and an initiation device 300; the power supply end and the serial port signal end are connected with the power supply management device 100, the power supply management device 100 is connected with the signal control device 200, and the signal control device 200 is connected with the detonating device 300, the off-frame signal end, the fighting base signal end, the target base signal end and the coding signal end;

the power management device 100 is configured to receive the voltage sent by the power source end, convert the voltage sent by the power source end into a power supply voltage of the signal control device 200 and a power supply voltage of the initiation device 300 according to the signal sent by the serial port signal end, and send the power supply voltage to the signal control device 200;

the signal control device 200 is configured to receive a power supply voltage of the signal control device 200, and send the power supply voltage of the initiation device 300 to the initiation device according to a signal sent by the off-carriage signal end; controlling the connection between the detonating device 300 and the ground wire according to the signals sent by the battle base signal end and the target base signal end; sending an explosion signal to the detonating device 300 according to the signal sent by the coding signal end;

the initiation device 300 is configured to receive a power supply voltage of the initiation device 300 and to detonate explosives inside the initiation device 300 according to an explosion signal sent by the signal control device 200 when the initiation device 300 is connected to a ground line.

It is easily understood that in the present embodiment, the power source terminal is provided with a wide power source of 25V to 36V, the power management device 100 converts the wide power source into 3.3V and 8V, respectively, to supply power to different devices in the signal control device 200, which are both the power supply voltage of the signal control device 200, and the power management device 100 further converts the voltage of 24V to supply power to the initiating device 300 through the signal control device 200, and then the voltage of 24V supplies power to the initiating device 300.

It should be noted that the signal control device 200 turns on the corresponding line according to the received signal, for example, in the above example, after receiving the off-shelf signal sent by the off-shelf signal terminal, ammunition is already fired, so that the line of the 24V voltage output by the power management device 100 and the voltage input pin of the initiation device 300 is turned on to provide the 24V input voltage for the initiation device 300; after receiving the combat base signal and the target base signal, comparing the signals of the combat base signal and the target base signal, and when the signals of the combat base signal and the target base signal meet the detonation condition, enabling the ammunition to reach the vicinity of the target, conducting a grounding circuit of the detonation device 300, and starting to electrify the devices in the detonation device 300 so as to charge parts of the devices needing to be charged; and then according to the coding instruction in the coding signal, controlling the detonation module to explode according to the data in the coding instruction, and according to the coding instruction, realizing explosion modes such as non-contact explosion, explosion after penetrating through a wall, delayed explosion and the like.

In the embodiment, the power management device 100 converts the voltage of the input power, and the signal control device 200 controls the power supply line, the ground line and the control signal of the detonation device 300, so that the detonation safety is enhanced, and the power supply line, the ground line and the control line are respectively controlled by the off-frame signal, the combat base signal, the target base signal and the coding signal, so that the technical effect of improving the control capability of the detonation opportunity is realized, and the detonation mode is enriched.

Referring to fig. 2, the apparatus further includes a state monitoring device 400, a proximity signal terminal and a trigger signal terminal; the state monitoring device 400 is respectively connected with the power management device 100, the signal control device 200 and the detonating device 300, and the explosion signal terminal and the trigger signal terminal are connected with the signal control device 200; wherein the content of the first and second substances,

the state monitoring device 400 is configured to receive voltage changes of the signal control device 200 and the initiation device 300, and send the voltage changes to the power management device 100;

the power management device 100 is further configured to stop supplying power to the signal control device 200 according to the voltage change;

the signal control device 200 is further configured to execute a preset strategy according to the signals sent by the proximity signal end and the trigger signal end.

It should be noted that, the modern shell is mostly detonated in a near-explosion manner facing the aerial target, the signal sent by the near-explosion signal end is generally used for replacing the signal sent by the encoded signal end and sending an explosion signal to the initiating device 300, the trigger signal end is a reserved port and is used for adding an additional explosion control method, and the input signal in the default state is an inertia switch closing signal.

It should be emphasized that, when the power management device 100 receives the voltage change sent by the state monitoring device 400, the voltage change condition is determined, and when the voltage change is determined to be abnormal, the voltage output to the signal control device 200 is stopped, in the above example, the voltage at least includes a voltage of 3.3V and a voltage of 8V, after the voltage of 8V is stopped, the line for the signal control device 200 to send the voltage for the initiation device 300 to the initiation device is also disconnected, the state monitoring device 400 is respectively connected with any circuit in the signal control device 200 and the initiation device 300, and whether the working state is normal or not can be determined according to the monitoring point and the signals collected by the monitoring point.

The embodiment expands the method for controlling explosion by adding the near explosion signal end and the trigger signal end, perfects the technical scheme, further improves the safety of explosion control by the state monitoring device 400, and ensures the life safety of operators.

Referring to fig. 3, fig. 3 is a schematic structural diagram of the present embodiment; the power management device 100 comprises a power isolation circuit, a serial port signal isolation circuit, a first voltage conversion circuit, a second voltage conversion circuit, a third voltage conversion circuit, a fourth voltage conversion circuit and a microcontroller; wherein the content of the first and second substances,

the first end of the power isolation circuit is connected with the power supply end, the second end of the power isolation circuit is connected with the first end of the first voltage conversion circuit and the first end of the second voltage conversion circuit, the second end of the second voltage conversion circuit is connected with the power supply end of the signal control device 200, the second end of the first voltage conversion circuit is connected with the power supply end of the microcontroller, the signal input end of the microcontroller is connected with the first end of the serial port signal isolation circuit, the second end of the serial port signal isolation circuit is connected with the serial port signal end, and the signal output end of the microcontroller is connected with the signal input end of the second voltage conversion circuit; the first end of the third voltage conversion circuit is connected with the power supply end, the second end of the third voltage conversion circuit is connected with the first end of the fourth voltage conversion circuit, the second end of the third voltage conversion circuit is further connected with the detonation power supply end of the signal control device 200, and the second end of the fourth voltage conversion circuit is in power supply connection with the drive end of the signal control device 200.

It is easily understood that, this embodiment is kept apart and preliminary conversion to input voltage through increasing power isolation circuit, the unstable condition of voltage that wide power brought has been reduced, signal control device 200's voltage stability has further been improved, microcontroller's stability has been improved through serial ports isolation circuit, through multistage conversion, microcontroller power consumptive voltage drop that causes output value signal control device 200 has been reduced, the stability of circuit has further been ensured and the wide voltage conversion of inputing is three different voltages, send to signal control device 200.

Specifically, the detonating device 300 comprises a high-voltage converter, a first capacitor C1, a third resistor R3, a high-voltage switch and a shock piece detonator SQ; wherein the content of the first and second substances,

the low-voltage positive pole of the high-voltage converter is connected with the power output end of the signal control device 200, the high-voltage positive electrode of the high-voltage converter is connected with the first end of the high-voltage switch, the second end of the high-voltage switch is connected with the first end of the impact sheet detonator SQ, the control end of the high-voltage switch is connected with the control end of the signal control device 200, the second end of the impact sheet detonator SQ is connected with the high-voltage negative electrode of the high-voltage converter, the low voltage negative pole of the high voltage transformer is connected to the voltage dividing ground of the signal control device 200, the first end of the first capacitor C1 is connected with the high-voltage positive pole of the high-voltage converter, the second end of the first capacitor C1 is connected with the high-voltage negative pole of the high-voltage converter, the first end of the third resistor R3 is connected with the high-voltage positive pole of the high-voltage converter, and the second end of the third resistor R3 is connected with the high-voltage negative pole of the high-voltage converter.

It should be noted that, after the low-voltage input end and the low-voltage output end of the high-voltage converter are conducted, the high-voltage output end outputs high-voltage electricity to charge the first capacitor C1, at this time, the ammunition is in a state of waiting for firing, when the high-voltage switch is closed, the impact sheet detonator SQ is fired by the charge stored in the first capacitor C1, when the high-voltage switch is continuously opened and no voltage is input to the high-voltage converter, the electric energy in the first capacitor C1 is released by heating the third resistor R3, the ammunition exits the state of waiting for firing, is not fired and can be fired for a second time without repair.

Specifically, the signal control device 200 includes a signal isolation circuit, a first programmable logic device CPLD1, a second programmable logic device CPLD2, a first isolation circuit, a second isolation circuit, a third isolation circuit, a fourth isolation circuit, a first driving circuit, a second driving circuit, a third driving circuit, a fourth driving circuit, a detection circuit, a first static switch, a second static switch, a dynamic switch, a first resistor R1, and a second resistor R2; wherein the content of the first and second substances,

a plurality of signal input ends of the signal isolation circuit are respectively connected with the off-frame signal end, the combat signal end, the target base signal end, the coding signal end, the proximity explosion signal end and the trigger signal end, a plurality of signal output ends of the signal isolation circuit are respectively connected with the signal input end of the first programmable logic device CPLD1 and the signal input end of the second programmable logic device CPLD2, the signal output end of the first programmable logic device CPLD1 is respectively connected with the input end of the first driving circuit and the input end of the first isolation circuit, the power input end of the first programmable logic device CPLD1 and the power input end of the second programmable logic device CPLD2 are connected with the power supply end of the power management device 100, the signal output end of the second programmable logic device CPLD2 is connected with the input end of the second isolation circuit and the input end of the fourth isolation circuit, the detection end of the second programmable logic device CPLD2 is connected to the output end of the third isolation circuit, the power end of the first driving circuit, the power end of the second driving circuit, the power end of the third driving circuit, the power end of the fourth driving circuit and the power end of the detection circuit are connected to the driving power supply end of the power management device 100, the output end of the first isolation circuit is connected to the input end of the second driving circuit, the output end of the second isolation circuit is connected to the input end of the third driving circuit, the input end of the third isolation circuit is connected to the output end of the detection circuit, the output end of the fourth isolation circuit is connected to the input end of the fourth driving circuit, the output end of the first driving circuit is connected to the control end of the first static switch, the output end of the second driving circuit is connected to the control end of the dynamic switch, the output terminal of the third driving circuit is connected to the control terminal of the second static switch, the input terminal of the detection circuit is connected to the first terminal of the first resistor R1, the output terminal of the fourth driving circuit is connected to the control terminal of the signal control device, the input terminal of the first static switch is connected to the detonation power supply terminal of the power management device 100, the output terminal of the first static switch is connected to the power supply input terminal of the detonation device 300, the first terminal of the dynamic switch is connected to the voltage-dividing ground terminal of the detonation device 300, the second terminal of the dynamic switch is connected to the first terminal of the second static switch, the second terminal of the second static switch is grounded, the second terminal of the first resistor R1 is connected to the voltage-dividing ground terminal of the detonation device 300, and the first terminal of the first resistor R1 is connected to the first terminal of the second resistor R2, the second end of the second resistor R2 is grounded.

It is worth emphasizing that the detection circuit and the third isolation circuit sample and detect the voltage output by the detonation device through a voltage division circuit composed of the first resistor R1 and the second resistor R2, judge the state of the detonation device, and isolate the signals input and output by the two programmable devices through four independent isolation circuits and signal isolation circuits, so that the first static switch, the second static switch, the dynamic switch, the detonation signal sent to the detonation device and the returned detection signal are not affected by each other, the safety devices are independent from each other, and the detonation safety is further improved.

Specifically, the state monitoring device 400 includes a state monitoring circuit, a fifth isolation circuit, and a sixth isolation circuit; the fifth isolation circuit and the sixth isolation circuit are optical coupling isolation circuits; wherein the content of the first and second substances,

the fifth isolation circuit is configured to send the monitoring data of the signal control device 200 to the state monitoring circuit in a unidirectional signal manner;

the sixth isolation circuit is used for sending the monitoring data of the detonating device 300 to the state monitoring circuit in a one-way signal mode;

the state monitoring circuit is configured to forward the signal marks sent by the fifth isolation circuit and the sixth isolation circuit to a microcontroller in the power management device 100 after the signal marks are sourced.

It should be noted that, since the state monitoring circuit can sample through any circuit in the signal control device 200 and the initiation device 300, in order to reduce the influence of the sampling on the circuit, the fifth isolation circuit and the sixth isolation circuit are added, and under the condition that the signal control device 200 and the initiation device 300 are not influenced, the voltage is collected and sent to the microcontroller in the power management device 100, so that the influence of leakage or damage of the state monitoring circuit on the signal control device 200 and the initiation device 300 is reduced, and the safety is improved.

This embodiment is through disclosing the inside circuit connection of device, has perfected technical scheme to through the use of buffer circuit, improved the stability of circuit work, further ensured operating personnel's life safety, still handle signals such as the frame signal of leaving of input, code signal respectively through two independent programmable device, further stopped the mutual interference between the signal, promoted the accurate degree of control, improved the security of detonating.

Based on the hardware structure, the safety control method for the explosives is provided.

The safety control method for the explosives further comprises the following steps after the serial port signal end sends a signal:

the power management device 100 receives the voltage sent by the power end, converts the voltage sent by the power end into a power supply voltage of the signal control device 200 and a power supply voltage of the initiation device 300 according to the signal sent by the serial port signal end, and sends the power supply voltage and the power supply voltage to the signal control device 200;

the signal control device 200 receives the power supply voltage of the signal control device 200 and sends the power supply voltage of the initiation device 300 to the initiation device according to the signal sent by the off-frame signal end; controlling the connection between the detonating device 300 and the ground wire according to the signals sent by the battle base signal end and the target base signal end; sending an explosion signal to the detonating device 300 according to the signal sent by the coding signal end;

when the initiation device 300 receives the power supply voltage of the initiation device 300 and is connected with the ground wire, the initiation device 300 detonates the explosive in the initiation device 300 according to the explosion signal sent by the signal control device 200.

Since the method adopts all the technical solutions of all the embodiments, all the beneficial effects brought by the technical solutions of the embodiments are achieved, and are not described in detail herein.

In order to achieve the object of the present invention, the present invention further provides a storage medium, wherein the storage medium stores a safety control program for explosives, and the safety control program for explosives is executed by a processor as described above, and the storage medium adopts all technical solutions of all the above embodiments, so that all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not described in detail herein.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.

The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments. The use of the words first, second, third, etc. do not denote any order, but rather the words first, second, etc. are to be interpreted as names.

Through the above description of the embodiments, those skilled in the art can clearly understand that the method of the above embodiments may be implemented by software plus a necessary general hardware platform, and certainly may also be implemented by hardware, but in many cases, the former is a better implementation. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.