CN216418135U - Fire control bullet with safety control electric energy initiation function and system thereof - Google Patents
Fire control bullet with safety control electric energy initiation function and system thereof Download PDFInfo
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- CN216418135U CN216418135U CN202122495403.6U CN202122495403U CN216418135U CN 216418135 U CN216418135 U CN 216418135U CN 202122495403 U CN202122495403 U CN 202122495403U CN 216418135 U CN216418135 U CN 216418135U
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Abstract
The utility model provides a fire control bullet and system with safety control electric energy initiation function, it includes the shot shell, the fire control projectile body, the stabilizer bar, the mortar subassembly, fin subassembly and firing interface subassembly, the fire control projectile body intussuseption is filled with the fire extinguishing agent, electric energy initiation controlling means is installed to the stabilizer bar inner chamber, fin subassembly includes fin propellant powder pipe, the stabilizer bar bottom is equipped with piston centering portion, be equipped with propellant powder ignition in the fin propellant powder pipe, in piston centering portion shaft hole was located to propellant powder ignition's one end, and be connected with electric energy initiation controlling means's control end, the fire hole department of fin propellant powder pipe is equipped with the propellant powder, make mortar subassembly inner chamber form the thorax pressure under its burning, promote piston centering portion and drive the stabilizer bar, the fire control projectile body removes. The utility model discloses put out a fire rapidly, conveniently, the security performance is high, easy operation, but wide application in big gun fire control bullet, rocket fire control bullet and fire control boat bullet etc to can effectively protect fire fighter's life safety.
Description
Technical Field
The utility model relates to a fire control bullet equipment technical field especially relates to a fire control bullet that has the detonating function of safety control electric energy that intelligence postpones to set for flight trajectory placement or overhead detonating and the system of using this fire control bullet.
Background
Electric detonators or contact fuzes with high mechanical sensitivity are installed in gun-fire bombs, rocket bombs and fire-fighting bombs which are popularized at home and abroad currently as detonating devices to detonate high explosives (black cord RDX) in the centers of the bombs.
The working mechanism of the existing ignition element (resistance wire ignition powder head or firing pin) in the electric detonator or contact type fuze with high mechanical sensitivity adopts a mechanism of 'combustion to detonation', so that the electric detonator or the fuze is filled with initiating powder (such as nickel hydrazine nitrate, dinitrodiazophenol and lead azide) with high mechanical sensitivity.
However, the electric detonator or fuse filled with the primary explosive charging structure is a high-risk product, so that the fire-fighting bomb filled with the electric detonator or lead is very easy to have explosion accidents in the daily production, transportation, storage and use processes, thereby causing huge potential safety hazards.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fire control bullet with safety control electric energy initiation function, this fire control bullet compares with prior art, and it is rapid, convenient to put out a fire, and the security performance is high, and easy operation can avoid the fire control bullet to easily blast the accident in daily production, transportation, storage, use, but wide application in big gun fire control bullet, rocket fire control bullet and fire control boat bullet etc to can effectively protect fire fighter's life safety.
Another object of the utility model is to provide a fire control bullet system that has safety control electric energy initiation function including above-mentioned fire control bullet.
In order to achieve the main purpose, the utility model provides a fire-fighting bomb with safety control electric energy initiation function, which comprises a bomb shell, a fire-fighting bomb body arranged at the end part of the bomb shell, a stabilizer bar arranged in the bomb shell, a mortar component, an empennage component and an electric bomb interface component, wherein the mortar component, the empennage component and the electric bomb interface component are arranged at the other end part of the bomb shell; the fire-fighting bomb is filled with a fire extinguishing agent, the shell of the bomb is tightly connected with the stabilizer bar, an inner cavity of the stabilizer bar is provided with an electric energy detonation control device, and a signal output end of the electric energy detonation control device is connected with an explosive assembly in the fire-fighting bomb; the tail wing assembly comprises a tail wing propellant powder tube, a piston centering portion is arranged at the bottom of the stabilizer bar, a propellant powder ignition device is arranged in the tail wing propellant powder tube, one end of the propellant powder ignition device is arranged in a shaft hole of the piston centering portion and connected with a control end of the electric energy initiation control device, propellant powder is arranged at a fire transmitting hole of the tail wing propellant powder tube, and the propellant powder ignition device is used for enabling the inner cavity of the mortar assembly to form chamber pressure to generate outward impulsive force under combustion to push the piston centering portion to drive the stabilizer bar and the fire-fighting bomb body to move.
In a further scheme, the end part of the fire-fighting bomb body is provided with a blast cap, a middle-core high explosive pipe is further arranged in the fire-fighting bomb body, and a secondary high explosive is filled in the middle-core high explosive pipe to form an explosive component of the fire-fighting bomb body.
In a further scheme, the electric energy detonation control device comprises a plastic package shell, a digital circuit board, an electrode wire, a plasma igniter, a metal tube and a three-twisted insulated wire, wherein one end of the electrode wire is welded in the plasma igniter, and the other end of the electrode wire is welded in the digital circuit board; the plasma igniter is tightly attached to one end surface of the small-diameter shaft of the plastic package body shell; the opening part of the metal pipe is sleeved outside the small-diameter shaft of the plastic package body shell; the inside of the metal tube is filled with primary high explosive, and the bottom of the metal tube is tightly attached to the secondary high explosive of the middle core high explosive tube; the powder surface of the primary explosive port is tightly attached to the ignition surface of the plasma igniter; one end of the three-twisted insulated wire is connected to the digital circuit board, and the other end of the three-twisted insulated wire is connected with the propellant powder ignition device.
In a further scheme, the propellant powder ignition device comprises an igniter shell, gunpowder, an igniter circuit board, a metal film electric igniter, a twisted pair insulated wire and a plastic sealing cap, wherein one end of the igniter circuit board is connected with the twisted pair insulated wire and then is sealed in a shaft hole of a piston centering part in an injection molding manner, a tubular structure is formed in the other end of the igniter shell in an injection molding manner, the tubular structure is filled with the gunpowder, and a pipe orifice part of the tubular structure is provided with the plastic sealing cap; the other end of the igniter circuit board is welded with a twisted pair insulated conductor, and the igniter circuit board is also provided with a metal film electric igniter which is connected between the three twisted pair insulated conductors and the twisted pair insulated conductors.
In a further scheme, a conductor C of the three-twisted insulated conductor is welded at one end of the metal film electric igniter, a conductor B of the three-twisted insulated conductor is welded at the other end of the metal film electric igniter, and an A, B conductor of the three-twisted insulated conductor and a A, B conductor of the twisted insulated conductor are correspondingly welded.
In a further scheme, the metal film electric igniter is connected with a control end of the electric energy detonation control device, the electric energy detonation control device is electrified to ignite to excite the metal film electric igniter to discharge electricity in the tubular structure to promote the gunpowder to detonate, deflagration gas flow passes through fire transfer holes in the empennage propellant powder tube, the propellant powder is ignited to rapidly combust in the mortar assembly to form chamber pressure to push the piston centering portion to drive the empennage propellant powder tube, the stabilizer bar and the fire bomb to move.
In a further aspect, the elastic-electric interface assembly includes an elastic-electric interface housing, and the elastic-electric interface housing includes an elastic bottom circuit board, a B-electrode conductive ring, and an a-electrode conductive pin holder, and the B-electrode conductive ring and the a-electrode conductive pin holder are welded to B, A wires of the twisted pair insulated wires correspondingly.
In a further scheme, the mortar component comprises a mortar barrel, a mortar seat hinge is installed at the end part of the mortar barrel, a mortar seat electrical interface and a mortar seat insulating sleeve are arranged in the mortar barrel, an A electrode needle rod is arranged in the mortar seat insulating sleeve, the mortar seat electrical interface body is opposite to the B electrode conducting ring and is provided with an annular protruding electrode, the annular protruding electrode is in contact with a concave electrode of the B electrode conducting ring, and a protruding electrode of the A electrode needle rod is in contact with a concave electrode of the A electrode conducting needle seat.
In a further scheme, a network interface socket is arranged on the outer side of the mortar barrel and is in threaded connection with the electric interface of the mortar seat, a socket insulating sleeve is sleeved in the network interface socket, and a socket conducting rod is arranged in the socket insulating sleeve; the socket conductive rod is in electrical contact with the A electrode needle rod.
In a further scheme, the digital circuit board comprises a first-stage voltage stabilizing circuit, a microprocessor circuit, an electric energy detonation driving circuit and an emission ignition circuit, the emission ignition circuit is connected with an ignition signal of the metal film electric igniter, the emission ignition circuit is electrically connected with the first-stage voltage stabilizing circuit, the first-stage voltage stabilizing circuit is electrically connected with the microprocessor circuit, and the microprocessor circuit is electrically connected with the electric energy detonation driving circuit.
In a further scheme, the first-stage voltage stabilizing circuit comprises a field effect transistor NM1, a triode T1 and a voltage stabilizing diode W1, wherein a drain of the field effect transistor NM1 is connected to a terminal a, a gate of the field effect transistor NM1 is connected to a collector of the triode T1, a source of the field effect transistor NM1 is connected to a negative electrode of the voltage stabilizing diode W1, a positive electrode of the voltage stabilizing diode W1 is connected to a gate of the triode T11, a capacitor C1 and a resistor R2 are further connected to a connection position of a positive electrode of the voltage stabilizing diode W1 and a gate of the triode T11, and a resistor R1 is further connected between the gate and a drain of the field effect transistor NM 1.
In a further aspect, the microprocessor circuit includes a microprocessor IC1, transistors Ti1-Ti2, a zener diode Wi1, and a diode Di, wherein a collector of the transistor Ti1 is connected to a source of the fet NM1, an emitter of the transistor Ti1 is connected to an anode of the diode Di, a cathode of the diode Di is connected to a VCC terminal of the microprocessor IC1, a base of the transistor Ti1 is connected to a cathode of the zener diode Wi1, an emitter of the transistor Ti2 is connected between an emitter of the transistor Ti1 and an anode of the diode Di, a collector of the transistor Ti2 is connected to a cathode of the diode Di, and a base of the transistor Ti2 is connected to a TXD terminal of the microprocessor IC 1.
In a further aspect, the electric energy detonation driving circuit includes a high voltage fet NM2, a transistor TD1-TD2, and a plasma igniter DHJ, the P3.3 end of the microprocessor IC1 is connected to the base of the transistor TD1, the collector of the transistor TD1 is connected to the base of the transistor TD2, the collector of the transistor TD2 is connected to the gate of the high voltage fet NM2, and the drain of the high voltage fet NM2 is connected to the plasma igniter DHJ.
In a further aspect, the emission ignition circuit includes a field effect transistor PM, a transistor TF, a diode DF, and a capacitor CF, a gate of the field effect transistor PM is connected to a collector of the transistor TF, a source of the field effect transistor PM is connected to a terminal C, an emitter of the transistor TF is connected to a terminal B, a base of the transistor TF is connected to a resistor RF3, a gate and a drain of the field effect transistor PM are respectively connected to a resistor RF2 and a resistor RF1, a cathode of the diode DF is connected to a drain of the field effect transistor PM and the capacitor CF, and an anode of the diode DF is connected to a resistor RF 4.
In order to achieve the above another object, the present invention provides a fire-fighting bomb system with safety control electric energy initiation function, which comprises a network control emission operator and the above fire-fighting bomb with safety control electric energy initiation function, wherein the network control emission operator connects each fire-fighting bomb's network interface socket through two-wire bus and connector.
Therefore, the utility model discloses an electric energy that intelligent circuit control high-voltage capacitor stored discharges in plasma igniter, produce high pressure, high temperature, the high explosive at high-speed plasma shock wave initiation fire control bullet center, make need not install the very high electric detonator of mechanical sensitivity or detonator initiating device in the fire control bullet, and then form the fire control bullet of the safe type digital control electric energy initiation of essence, thereby implement remote putting out a fire, can ensure rescue personnel's safety, guarantee fire control bullet safe and reliable in utilization, the fire extinguishing effect is good, easy operation is convenient, therefore, the practicality is good, and extensively be applicable to the supporting use of fire-fighting equipment.
In addition, the electric energy initiation control device outputs signals to the propellant powder ignition device, so that the ignition power source can be controlled or cut off, and the device has the advantages of convenience, flexibility, real-time control and safety management.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the fire-fighting bomb with safety control electric energy initiation function of the present invention.
Fig. 2 is an enlarged schematic view of the electric energy initiation control device in the embodiment of the fire-fighting bomb with the safety control electric energy initiation function of the utility model.
Fig. 3 is an enlarged schematic view of the structure of the propellant powder ignition device in the embodiment of the fire-fighting bomb with the safety control electric energy initiation function of the utility model.
Fig. 4 is an enlarged schematic view of the structure of the gun seat electrical interface in the embodiment of the fire-fighting bomb with the safety control electric energy initiation function of the present invention.
Fig. 5 is a schematic circuit diagram of an electric energy initiation control device in an embodiment of the fire-fighting bomb with a safety control electric energy initiation function of the present invention.
Fig. 6 is a schematic diagram of an embodiment of the fire bomb system with safety control electric energy initiation function of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments accompanying the drawings are described in detail below. It should be noted that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
An embodiment of a fire-fighting bomb with safety control electric energy detonation function comprises:
referring to fig. 1 to 5, the utility model discloses a fire control bullet with safety control electric energy initiation function includes the shot shell, sets up at the fire control projectile body 10 of shot shell tip, sets up stabilizer bar 30 in the shot shell, sets up mortar subassembly, fin subassembly and bullet electrical interface subassembly at another tip of shot shell.
In this embodiment, the fire-fighting projectile body 10 is filled with fire extinguishing agent 13, the projectile shell is tightly connected with the stabilizer bar 30, the electric energy initiation control device 20 is installed in the cavity of the stabilizer bar 30, and the signal output end of the electric energy initiation control device 20 is connected with the explosive component in the fire-fighting projectile body 10.
In this embodiment, the empennage assembly comprises an empennage 90 and an empennage propellant tube 60, a piston centering portion 40 is arranged at the bottom of the stabilizer bar 30, a propellant powder ignition device is arranged in the empennage propellant tube 60, one end of the propellant powder ignition device is arranged in a shaft hole of the piston centering portion 40 and is connected with a control end of the electric energy initiation control device 20, a propellant powder 70 is arranged at a fire hole of the empennage propellant tube 60, the inner cavity of the mortar assembly forms a chamber pressure to generate an outward impulsive force under the combustion of the propellant powder ignition device, and the piston centering portion 40 is pushed to drive the stabilizer bar 30 and the fire-fighting projectile body 10 to move.
Wherein, be equipped with hood 11 at fire control bomb 10 tip, still be equipped with core explosive tube 12 in fire control bomb 10, pack in core explosive tube 12 and have secondary explosive 14 to form the explosive subassembly of fire control bomb 10.
In this embodiment, the electric energy initiation control device 20 includes a plastic package housing, a digital circuit board 21, an electrode wire 22, a plasma igniter 23, a metal tube 24 and a triple-twisted insulated wire 27, wherein one end of the electrode wire 22 is welded in the plasma igniter 23, and the other end of the electrode wire 22 is welded in the digital circuit board 21; the plasma igniter 23 is tightly attached to one end face of the small-diameter shaft of the plastic package body shell, and the opening part of the metal pipe 24 is sleeved on the outer side of the small-diameter shaft of the plastic package body shell; the metal tube 24 is filled with primary high explosive 25, the bottom of the metal tube 24 is tightly attached to the secondary high explosive 14 of the middle core high explosive tube 12, the end surface of the primary high explosive 25 is tightly attached to the ignition surface of the plasma igniter 23, one end of the three-twisted insulated wire 27 is connected to the digital circuit board 21, and the other end of the three-twisted insulated wire 27 is connected to the propellant powder ignition device.
In this embodiment, the propellant powder ignition device comprises an igniter housing 50, gunpowder 51, an igniter circuit board 52 and a metal film electric igniter 53, wherein one end of the igniter circuit board 52 is connected with the three-twisted insulated conductor 27 and then injection-molded and sealed in the shaft hole of the piston centering part 40, the other end of the igniter housing 50 is internally injection-molded into a tubular structure, the tubular structure is filled with the gunpowder 51, and the pipe orifice part of the tubular structure is provided with a plastic sealing cap 55; the igniter circuit board 52 has a twisted pair of insulated wires 54 welded to the other end thereof, and the igniter circuit board 52 is further provided with a metal film igniter 53, the metal film igniter 53 being connected between the three twisted pairs of insulated wires 27 and the twisted pair of insulated wires 54.
Wherein, the C wire of the three-twisted insulated wire 27 is welded at one end of the metal film electric igniter 53, the B wire of the three-twisted insulated wire 27 is welded at the other end of the metal film electric igniter 53, and the A, B wire of the three-twisted insulated wire 27 and the A, B wire of the twisted insulated wire 54 are correspondingly welded.
In this embodiment, the metal film electric igniter 53 is connected to the control end of the electric energy detonation control device 20, the metal film electric igniter 53 is excited by the electric energy detonation control device 20 to discharge electricity in the tubular structure to cause the gunpowder 51 to detonate, the detonated gas flow passes through the fire transfer holes in the tail propellant tube 60, the propellant powder 70 is ignited to rapidly combust in the mortar assembly to form chamber pressure to push the piston centering portion 40 to drive the tail propellant tube 60, the stabilizer bar 30 and the fire bomb to move.
In this embodiment, the electrical and elastic interface assembly includes an electrical and elastic interface housing 80, and the electrical and elastic interface housing 80 includes an elastic substrate circuit board 81, a B electrode conductive ring 82, and an a electrode conductive pin holder 83, and the B electrode conductive ring 82 and the a electrode conductive pin holder 83 are welded to B, A of the twisted pair of insulated wires 54.
In this embodiment, the mortar assembly includes a mortar barrel 120, a mortar seat hinge 130 is installed at the end of the mortar barrel 120, a mortar seat electrical interface 110 and a mortar seat insulating sleeve 111 are arranged in the mortar barrel 120, an a electrode needle bar 112 is arranged in the mortar seat insulating sleeve 111, an annular protruding electrode is arranged on the body of the mortar seat electrical interface 110 relative to the B electrode conductive ring 82, the annular protruding electrode is contacted with a concave electrode of the B electrode conductive ring 82, and a protruding electrode of the a electrode needle bar 112 is contacted with a concave electrode of the a electrode conductive needle seat 83.
Wherein, the outer side of the mortar barrel 120 is provided with a network interface socket 100, the network interface socket 100 is in threaded connection with the mortar seat electrical interface 110, a socket insulating sleeve 101 is sleeved in the network interface socket 100, and a socket conducting rod 102 is arranged in the socket insulating sleeve 101; the receptacle conductive rod 102 is in electrical contact with the a electrode pin shank 112.
In this embodiment, the digital circuit board 21 includes a first-stage voltage stabilizing circuit 211, a microprocessor circuit 212, an electric energy detonation driving circuit 213, and an emission ignition circuit 214, where the emission ignition circuit 214 is connected to an ignition signal of the metal film electric igniter 53, the emission ignition circuit 214 is electrically connected to the first-stage voltage stabilizing circuit 211, the first-stage voltage stabilizing circuit 211 is electrically connected to the microprocessor circuit 212, and the microprocessor circuit 212 is electrically connected to the electric energy detonation driving circuit 213.
Further, the first-stage voltage stabilizing circuit 211 comprises a field effect transistor NM1, a triode T1 and a zener diode W1, wherein the drain of the field effect transistor NM1 is connected to the connection terminal a, the gate of the field effect transistor NM1 is connected to the collector of the triode T1, the source of the field effect transistor NM1 is connected to the negative electrode of the zener diode W1, the positive electrode of the zener diode W1 is connected to the gate of the triode T11, a capacitor C1 and a resistor R2 are further connected to the connection between the positive electrode of the zener diode W1 and the gate of the triode T11, and a resistor R1 is further connected between the gate and the drain of the field effect transistor NM 1.
Further, the microprocessor circuit 212 includes: microprocessor IC1, triodes Ti1-Ti2, voltage-regulator diodes Wi1 and diodes Di, wherein the collector of the triode Ti1 is connected with the source of a field-effect tube NM1, the emitter of the triode Ti1 is connected with the anode of the diode Di, the cathode of the diode Di is connected with the VCC end of the microprocessor IC1, the base of the triode Ti1 is connected with the cathode of the voltage-regulator diode Wi1, the emitter of the triode Ti2 is connected between the emitter of the triode Ti1 and the anode of the diode Di, the collector of the triode Ti2 is connected with the cathode of the diode Di, and the base of the triode Ti2 is connected with the TXD end of the microprocessor IC 1.
Further, the electric energy initiation driving circuit 213 includes: the plasma ignition device comprises a high-voltage field-effect tube NM2, triodes TD1-TD2 and a plasma ignition device 23, wherein the P3.3 end of a microprocessor IC1 is connected with the base electrode of a triode TD1, the collector electrode of a triode TD1 is connected with the base electrode of the triode TD2, the collector electrode of a triode TD2 is connected with the grid electrode of the high-voltage field-effect tube NM2, and the drain electrode of the high-voltage field-effect tube NM2 is connected with the plasma ignition device 23.
Further, the emission ignition circuit 214 includes: the field-effect transistor PM comprises a field-effect transistor PM, a triode TF, a diode DF and a capacitor CF, wherein the grid electrode of the field-effect transistor PM is connected with the collector electrode of the triode TF, the source electrode of the field-effect transistor PM is connected to a wiring terminal C, the emitter electrode of the triode TF is connected to a wiring terminal B, the base electrode of the triode TF is connected with a resistor RF3, the grid electrode and the drain electrode of the field-effect transistor PM are respectively connected with a resistor RF2 and a resistor RF1, the negative electrode of the diode DF is connected to the drain electrode of the field-effect transistor PM and the capacitor CF, and the positive electrode of the diode DF is connected with a resistor RF 4.
The utility model discloses a fire bomb with safety control electric energy initiation function specifically comprises fire control shot shell, hood 11, the high explosive tube 12 of well core, fire extinguishing agent 13, secondary high explosive 14, electric energy initiation controlling means 20, stabilizer bar 30, piston centering portion 40, propellant powder ignition, fin propellant powder tube 60, propellant powder 70, the propellant charge interface, fin 90, network interface socket 100, gun seat electrical interface 110, mortar barrel 120, gun seat hinge 130 etc..
Preferably, the shell of the fire-fighting projectile, the hood 11 and the middle core explosive tube 12 are all formed by injection molding of ABS engineering plastics; the fire extinguishing agent 13 adopts a dry powder fire extinguishing agent or a liquid fire extinguishing agent; the primary and secondary high explosive adopts hexogen, TNT high explosive or emulsion explosive; the stabilizer bar 30, the piston centering portion 40, the empennage propellant tube 60, the empennage 90, the gun mount electrical interface 110, the mortar barrel 120 and the gun mount hinge 130 are all made of steel materials.
As shown in fig. 2, to further optimize the explanation, the electric energy initiation control device 20 of the present embodiment includes: a plastic package shell, a digital circuit board 21, an electrode wire 22, a plasma igniter 23, a metal tube 24, a primary explosive 25, a connector 26 and a three-twisted insulated wire 27. The electric energy detonation control device 20 is an integrated plastic package body, and a digital circuit board 21, an electrode wire 22 and a plasma igniter 23 are plastically packaged in the plastic package body; the electrode wire 22 is two copper wires, one end of each of which is welded in the plasma igniter 23, and the other end of each of which is welded in the digital circuit board 21; the plasma igniter 23 is tightly attached to the end face of the plastic package body shell extending out of the small-diameter shaft; a primary high explosive 25 is filled in the metal tube 24, and the explosive surface of the port of the primary high explosive 25 is tightly attached to the ignition surface of the plasma igniter 23; the opening part of the metal tube 24 is sleeved outside the plastic package body extending out of the small-diameter shaft and is in press fit and sealing connection; the metal tube 24 and the primary high explosive 25 filled inside are inserted into the middle core high explosive tube 12 together, and the bottom of the metal tube 24 is tightly attached to the secondary high explosive 14; the triple-twisted insulated conductor 27 is A, B, C three mutually insulated copper conductors.
Wherein, install electric energy initiation controlling means 20 in stabilizer bar 30 inner chamber, stabilizer bar 30 and fire bomb shell pass through plastic envelope zonulae occludens, and connector 26 is ABS plastics connector, and it is through threaded connection electric energy initiation controlling means 20.
As shown in fig. 3, the propellant charge ignition device of the present embodiment includes: the igniter comprises an igniter shell 50, gunpowder 51, an igniter circuit board 52, a metal film electric igniter 53, a twisted pair insulated lead 54 and a plastic sealing cap 55. Wherein, one end of the shell 50 of the igniter, one end of the circuit board 52 of the igniter and the three-twisted insulated lead 27 are sealed in the shaft hole of the piston centering part 40 by injection molding, the other end of the shell 50 of the igniter is formed into a tubular shape by injection molding, gunpowder 51 is filled in the tubular shape, and the opening part of the tubular shape is provided with a plastic sealing cap 55; the igniter circuit board 52 is welded with three twisted insulated wires 27, a twisted insulated wire 54, and a metal film electric igniter 53.
Wherein the triple-twisted insulated wire 27 is divided into A, B, C wires, the C wire thereof is welded to one end of the metal film electric igniter 53, and the B wire thereof is welded to the other end of the metal film electric igniter 53; the A, B conductor of the triple-twisted insulated conductor 27 is soldered to the A, B conductor of the twisted pair of insulated conductors 54.
Therefore, the metal film electric igniter 53 is triggered to discharge in the tube to deflagrate the gunpowder 51 by the program control and the electrification ignition of the electric energy initiation control device 20, deflagration gas flow passes through the fire transfer hole in the empennage propellant charge tube 60, the propellant charge 70 is ignited to rapidly combust in the mortar bore to form chamber pressure to push the piston centering portion 40 to drive the empennage propellant charge tube 60, the stabilizer bar 30 and the fire bomb to move together, and the fire bomb is launched at a certain muzzle initial speed.
As shown in fig. 4, the projectile interface assembly and mortar assembly of the present embodiment specifically include: the gun firing interface comprises a gun firing interface shell 80, a gun firing bottom circuit board 81, a B electrode conductive ring 82, an A-level conductive pin base, a network interface socket 100, a socket insulating sleeve 101, a socket conductive rod 102, a gun base electrical interface 110, a gun base insulating sleeve 111, an A electrode pin rod 112, a mortar barrel 120, a gun base hinge 130 and the like.
The elastic electric interface is formed by injection molding of high-strength plastic, the injection molding interior comprises an elastic bottom circuit board 81, a B electrode conductive ring 82 and an A electrode conductive needle seat 83, and the B electrode conductive ring 82, the A electrode conductive needle seat 83 and B, A wires of the twisted pair insulated wires 54 are correspondingly welded; the network interface socket 100 is connected with an interface socket of a network control emission operator through a two-wire bus, the network interface socket 100 is connected with a gun seat electrical interface 110 through metal threads, a socket insulating sleeve 101 is sleeved in the network interface socket 100, and a socket conducting rod 102 is arranged in the center of the socket insulating sleeve 101; the body of the gun seat electrical interface 110 is an electrode B, an A electrode needle rod 112 is arranged in a gun seat insulating sleeve 111 of the body, and the A electrode needle rod 112 is electrically contacted with the socket conductive rod 102; the body of the gun mount electrical interface 110 has an annular projecting electrode in contact with the female electrode of the B electrode conductive collar 82 and a projecting electrode on the central a electrode shank 112 in contact with the female electrode of the a electrode conductive hub 83 opposite the B electrode conductive collar 82.
As shown in fig. 5, the electric energy initiation control device 20 of the present embodiment includes a first-stage voltage stabilizing circuit 211, a microprocessor circuit 212, an electric energy initiation driving circuit 213, and an emission ignition circuit 214.
The first-stage voltage stabilizing circuit 211 includes: the device comprises a field effect transistor NM1, a triode T1, a voltage stabilizing diode W1, resistors R1-R2 and a capacitor C1; the microprocessor circuit 212 includes: microprocessor IC1, triode Ti1-Ti2, voltage-regulator diode Wi1, diode Di, resistors Ri1-Ri5 and capacitor CC; the electric energy initiation driving circuit 213 includes: a high-voltage field effect transistor NM2, a triode TD1-TD2, a diode DW, a current-limiting resistor RW, a resistor RD1-RD5, a plasma igniter 23(DHJ) and a high-voltage capacitor Cg; emission firing circuit 214 includes: a field effect transistor PM, a transistor TF, a diode DF, resistors RF1-RF4, and a capacitor CF.
The digital circuit board 21 further comprises a connecting terminal A, a connecting terminal B and a connecting terminal C, wherein a metal film electric igniter 53(Fh) is connected between the connecting terminals B, a two-wire system power supply voltage VAB provided by a network control transmitting operator is connected between the connecting terminal A and the connecting terminal B, the two-wire system and the power supply voltage VAB provided by the network control transmitting operator are shared by providing a direct current voltage VAB which is less than or equal to 150V and a communication modulation voltage VAB which is less than or equal to 36V.
In practical application, when the fire-fighting bomb is filled in the mortar barrel 120, the bomb electrical interface at the bottom of the fire-fighting bomb contacts with the gun seat electrical interface 110, and then the network control launch operator accesses the network interface socket 100 through the two-wire bus A, B electrode, the metal bodies of the network interface socket 100 and the gun seat electrical interface 110 are the B electrode, the socket conductive rod 102 at the center of the network interface socket 100 is electrically contacted with the A electrode needle rod 112 in the gun seat electrical interface 110 to form the A electrode, the A electrode and the B electrode are switched to the twisted pair insulated wire 54 through the bomb bottom circuit board 81 in the bomb electrical interface, the other end of the twisted pair insulated wire 54 is correspondingly connected with the A, B pad end of the igniter circuit board 52, the A, C, B pad end of the igniter circuit board 52 is connected with the three twisted pair insulated wire 27, the metal electric igniter 53(Fh) is welded between the C, B pad ends, and the other end of the three twisted pair insulated wire 27 is connected with the A electrode, the barrel seat electrical interface 110, the barrel head of the gun seat electrical interface 110 in the digital circuit board 21, B. The C pad end and the D, E end in the digital circuit board 21 are connected with the plasma igniter 23.
When the network control transmitting operator provides a direct current voltage VAB which is less than or equal to 150V through the two-wire bus A, B electrode and accesses the network interface socket 100, the direct current voltage VAB between the connection terminal A and the connection terminal B in the electric energy detonation control device 20 circuit is less than or equal to 150V, at the moment, the direct current voltage VAB is less than or equal to 150V, and the high-voltage capacitor Cg is charged through the diode DW and the current-limiting resistor RW.
When the network control emission operator provides a direct current voltage VAB which is less than or equal to 36V through the two-wire bus A, B electrode and is connected to the network interface socket 100, a 15V voltage is output through the first-stage voltage stabilizing circuit 211, one path of the output 15V voltage supplies power to the microprocessor circuit 212, and a 3.6V voltage stabilizing power supply which is composed of a triode Ti1, a voltage stabilizing diode Wi1, a diode Di, a resistor Ri1 and a capacitor CC in the microprocessor circuit 212 supplies power to the microprocessor IC 1; the other output 15V voltage supplies power to the emission ignition circuit 214, the 15V voltage charges the capacitor CF through the resistor RF4 and the diode DF, at this time, the switching circuit composed of the field effect transistor PM, the transistor TF, and the resistors RF1-RF3 is in an off state, and the metal film electric igniter 53(Fh) connected between the connection terminal C and the connection terminal B is in a standby state without ignition.
When the network control transmitting operator is communicated with the electric energy detonation control device 20 through the two-wire bus A, B electrode, the network control transmitting operator sends out a modulation voltage signal Vf through the two-wire bus A, B electrode to input into the connecting terminals A and B of the electric energy detonation control device 20 circuit, the modulation voltage signal Vf is divided by the resistors Ri3-Ri4 to input into the communication serial port RXD pin of the microprocessor IC 1.
When the electric energy detonation control device 20 circuit communicates with the network control emission operator, a logic level is sent by a communication serial port TXD pin of the microprocessor IC1, a current modulation signal If is formed by a resistor Ri5, a triode Ti2 and a resistor Ri2, and the current modulation signal If is returned to the network control emission operator for receiving through connecting terminals A and B and a two-wire bus of the electric energy detonation control device 20 circuit.
The communication between the network control launching manipulator and the electric energy detonation control device 20 circuit through the two-wire bus is half-duplex communication, and the network control launching manipulator sets, manages and controls the working state of the electric energy detonation control device 20 circuit through programs, and sets the setting of the fire-fighting bomb flight trajectory landing point time, issues launching instructions and the like.
The P3.2 port of the microprocessor IC1 is connected with the base electrode of the triode TF, when the network control emission operator does not give out an emission instruction, the P3.2 port of the microprocessor IC1 is at a low level, and the triode TF and the field effect transistor PM are cut off and are not conducted; when the network control transmitting operator gives a transmitting instruction, the port P3.2 of the microprocessor IC1 is at high level, the triode TF and the field effect tube PM are conducted, the electric energy stored in the capacitor CF is discharged to ignite the gunpowder 51 to deflagrate in the metal film electric igniter 53(Fh) connected with the wiring terminal C and the wiring terminal B, and the deflagrated gas flow ignites the propellant 70 again.
The P3.3 port of the microprocessor IC1 is connected with the base electrode of a triode TD1 in the electric energy initiation drive circuit 213, the drive circuit of the plasma igniter 23(DHJ) is composed of the triode TD1-TD2, a high-voltage field effect tube NM2, a resistor RD1-RD5 and a high-voltage capacitor Cg, the drive circuit is cut off when the P3.3 port of the microprocessor IC1 is in a low level, the P3.3 port of the microprocessor IC1 is in a high level and is controlled by delay time set by an internal program of the microprocessor IC1, the delay time is set in the internal program of the microprocessor IC1 through a two-wire bus by a network control launching operator before launching the fire bomb, the starting time is the time for starting to ignite the fire-fighting bomb 70 to calculate the delay time, the delay time is the time for launching the fire bomb at a flying bomb trajectory drop point meeting the program setting requirement, at the moment, the P3.3 port of the microprocessor IC1 is changed from a low level to a high level, the driving circuit consisting of the triode TD1-TD2, the high-voltage field effect tube NM2 and the resistor RD1-RD5 is driven to conduct the high-voltage field effect tube NM2, electric energy stored by the high-voltage capacitor Cg is discharged in a loop of the field effect tube NM2 and the plasma igniter 23(DHJ), then high-voltage, high-temperature and high-speed plasma shock waves are generated in the center of the plasma igniter 23(DHJ) to detonate the primary high explosive 25, and the secondary high explosive 14 is detonated by the primary high explosive 25.
In addition, the plasma igniter 23(DHJ) of the present embodiment is manufactured by performing a vacuum sputtering metal plating process on a thin insulating plate or by using a printed circuit board process to etch a micron-order metal bridge foil line and a metallized hole D and a metallized hole E connecting the metal bridge foil in a metal foil film, or a welded end of an electrode wire 22 of the metallized hole D and the metallized hole E; the resistance value of the two ends of the metal bridge foil is less than or equal to 0.1m omega.
Therefore, the utility model discloses an electric energy that intelligent circuit control high-voltage capacitor stored discharges in plasma lighter 23, produce high pressure, high temperature, the high explosive at high-speed plasma shock wave initiation fire control bullet center, make need not install the very high electric detonator of mechanical sensitivity or detonator initiating device in the fire control bullet, and then form the fire control bullet of the safe type digital control electric energy initiation of essence, thereby implement remote putting out a fire, can ensure rescue personnel's safety, guarantee fire control bullet safe and reliable in utilization, the fire extinguishing effect is good, easy operation is convenient, good practicability, and extensively be applicable to the supporting use of fire-fighting equipment.
In addition, the electric energy initiation control device 20 outputs signals to the propellant powder ignition device, so that the ignition power source can be controlled or cut off, and the device has the advantages of convenience, flexibility, real-time control and safety management.
An embodiment of a fire-fighting bomb system with safety control electric energy detonation function comprises the following steps:
as shown in fig. 6, the present invention provides a fire-fighting bomb system with safety control electric energy initiation function, which comprises a network control launching manipulator 200 and a plurality of fire-fighting bombs (such as P1, P2.. Pn) with safety control electric energy initiation function, wherein the network control launching manipulator 200 is connected to the network interface socket 100 of each fire-fighting bomb through a two-wire bus 210 and a connector 220.
When the network control transmitting operator 200 communicates with the electric energy detonation control device 20 circuit through the A, B electrode of the two-wire bus 210, the network control transmitting operator 200 sends out a modulation voltage signal Vf through the A, B electrode of the two-wire bus 210 to input into the connection terminals a and B of the electric energy detonation control device 20 circuit, and the modulation voltage signal Vf is divided by the resistors Ri3-Ri4 of the microprocessor circuit 212 and input into the communication serial port RXD pin of the microprocessor IC 1.
When the electric energy detonation control device 20 circuit communicates with the network control emission operator 200, a logic level is sent by a communication serial port TXD pin of the microprocessor IC1 to form a current modulation signal If through a resistor Ri5, a triode Ti2 and a resistor Ri2, and the current modulation signal If is returned to the network control emission operator 200 to be received through connecting terminals A and B of the electric energy detonation control device 20 circuit and the two-wire bus 210.
The communication between the network control firing operator 200 and the electric energy detonation control device 20 circuit through the two-wire bus 210 is half-duplex communication, and the network control firing operator 200 sets, manages and controls the working state of the electric energy detonation control device 20 circuit through a program, and sets the fire-fighting bomb flight trajectory landing time, issues firing instructions and other functions.
It should be noted that the above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (15)
1. A fire bomb with safety control electric energy detonation function is characterized by comprising:
the projectile comprises a projectile shell, a fire-fighting projectile body arranged at the end part of the projectile shell, a stabilizer bar arranged in the projectile shell, a mortar assembly, a tail wing assembly and a projectile electrical interface assembly, wherein the mortar assembly, the tail wing assembly and the projectile electrical interface assembly are arranged at the other end part of the projectile shell;
the fire-fighting bomb is filled with a fire extinguishing agent, the shell of the bomb is tightly connected with the stabilizer bar, an inner cavity of the stabilizer bar is provided with an electric energy detonation control device, and a signal output end of the electric energy detonation control device is connected with an explosive assembly in the fire-fighting bomb;
the tail wing assembly comprises a tail wing propellant powder tube, a piston centering portion is arranged at the bottom of the stabilizer bar, a propellant powder ignition device is arranged in the tail wing propellant powder tube, one end of the propellant powder ignition device is arranged in a shaft hole of the piston centering portion and connected with a control end of the electric energy initiation control device, propellant powder is arranged at a fire transmitting hole of the tail wing propellant powder tube, and the propellant powder ignition device is used for enabling the inner cavity of the mortar assembly to form chamber pressure to generate outward impulsive force under combustion to push the piston centering portion to drive the stabilizer bar and the fire-fighting bomb body to move.
2. A fire hose according to claim 1, characterised in that:
the fire control bomb body end is equipped with the hood, still be equipped with well core high explosive pipe in the fire control bomb body, well core high explosive pipe is filled with secondary high explosive and is formed the explosive subassembly of fire control bomb body.
3. A fire hose according to claim 2, wherein:
the electric energy detonation control device comprises a plastic package shell, a digital circuit board, an electrode wire, a plasma igniter, a metal tube and a three-twisted insulated wire, one end of the electrode wire is welded in the plasma igniter, the other end of the electrode wire is welded in the digital circuit board, the plasma igniter is tightly attached to one end face of the small-diameter shaft of the plastic package shell, the opening part of the metal pipe is sleeved on the outer side of the small-diameter shaft of the plastic package shell, the inside of the metal tube is filled with primary high explosive, the bottom of the metal tube is tightly attached to the secondary high explosive of the middle core high explosive tube, the primary explosive port powder surface is tightly attached to the ignition surface of the plasma igniter, one end of the three-twisted insulated wire is connected to the digital circuit board, and the other end of the three-twisted insulated wire is connected with the propellant powder ignition device.
4. A fire hose according to claim 3, characterised in that:
the propellant powder ignition device comprises an igniter shell, gunpowder, an igniter circuit board and a metal film electric igniter, wherein one end of the igniter circuit board is connected with a three-twisted insulated conductor and then is subjected to injection molding and sealing in a piston centering shaft hole, the other end of the igniter shell is internally injected into a tubular structure, the tubular structure is filled with the gunpowder, a plastic sealing cap is arranged at a pipe orifice part of the tubular structure, a double-twisted insulated conductor is welded at the other end of the igniter circuit board, the igniter circuit board is further provided with the metal film electric igniter, and the metal film electric igniter is connected between the three-twisted insulated conductor and the double-twisted insulated conductor.
5. A fire hose according to claim 4, characterised in that:
the C lead of the three-twisted insulated lead is welded at one end of the metal film electric igniter, the B lead of the three-twisted insulated lead is welded at the other end of the metal film electric igniter, and the A, B lead of the three-twisted insulated lead and the A, B lead of the twisted insulated lead are correspondingly welded.
6. A fire hose according to claim 5, characterised in that:
the metal film electric igniter is connected with the control end of the electric energy detonation control device, the electric energy detonation control device is electrified to fire to excite the metal film electric igniter to discharge electricity in the tubular structure to promote the gunpowder to deflagrate, deflagration fuel gas flows through the fire transfer holes in the empennage propellant powder tube, the propellant powder is ignited to rapidly combust in the mortar assembly to form chamber pressure to push the piston centering portion to drive the empennage propellant powder tube, the stabilizer bar and the fire bomb to move.
7. A fire hose according to claim 5, characterised in that:
the elastic electric interface assembly comprises an elastic electric interface shell, an elastic bottom circuit board, a B electrode conductive ring and an A electrode conductive needle seat are arranged in the elastic electric interface shell, and the B electrode conductive ring and the A electrode conductive needle seat are correspondingly welded with B, A wires of the twisted pair insulated wires.
8. A fire hose according to claim 7, wherein:
the mortar component comprises a mortar barrel, a mortar seat hinge is installed at the end of the mortar barrel, a mortar seat electrical interface and a mortar seat insulating sleeve are arranged in the mortar barrel, an A electrode needle rod is arranged in the mortar seat insulating sleeve, the mortar seat electrical interface body is opposite to the B electrode conducting ring and is provided with an annular protruding electrode, the annular protruding electrode is contacted with a concave electrode of the B electrode conducting ring, and a protruding electrode of the A electrode needle rod is contacted with a concave electrode of the A electrode conducting needle seat.
9. A fire hose according to claim 8, wherein:
a network interface socket is arranged on the outer side of the mortar barrel and is in threaded connection with the electric interface of the mortar seat, a socket insulating sleeve is sleeved in the network interface socket, and a socket conducting rod is arranged in the socket insulating sleeve; the socket conductive rod is in electrical contact with the A electrode needle rod.
10. A fire hose according to any one of claims 4 to 6, characterised in that:
the digital circuit board comprises a first-stage voltage stabilizing circuit, a microprocessor circuit, an electric energy detonation driving circuit and an emission ignition circuit, wherein the emission ignition circuit is connected to an ignition signal of the metal film electric igniter, the emission ignition circuit is electrically connected with the first-stage voltage stabilizing circuit, the first-stage voltage stabilizing circuit is electrically connected with the microprocessor circuit, and the microprocessor circuit is electrically connected with the electric energy detonation driving circuit.
11. A fire hose according to claim 10, wherein:
the first-stage voltage stabilizing circuit comprises a field-effect tube NM1, a triode T1 and a voltage stabilizing diode W1, wherein the drain electrode of the field-effect tube NM1 is connected to a wiring terminal A, the grid electrode of the field-effect tube NM1 is connected with the collector electrode of the triode T1, the source electrode of the field-effect tube NM1 is connected with the negative electrode of the voltage stabilizing diode W1, the positive electrode of the voltage stabilizing diode W1 is connected with the grid electrode of the triode T11, the connecting position of the positive electrode of the voltage stabilizing diode W1 and the grid electrode of the triode T11 is further connected with a capacitor C1 and a resistor R2, and a resistor R1 is further connected between the grid electrode and the drain electrode of the field-effect tube NM 1.
12. A fire hose according to claim 11, wherein:
the microprocessor circuit comprises a microprocessor IC1, triodes Ti1-Ti2, a voltage-regulator diode Wi1 and a diode Di, wherein the collector of the triode Ti1 is connected with the source of the field-effect tube NM1, the emitter of the triode Ti1 is connected with the anode of the diode Di, the cathode of the diode Di is connected with the VCC end of the microprocessor IC1, the base of the triode Ti1 is connected with the cathode of the voltage-regulator diode Wi1, the emitter of the triode Ti2 is connected between the emitter of the triode Ti1 and the anode of the diode Di, the collector of the triode Ti2 is connected with the cathode of the diode Di, and the base of the triode Ti2 is connected with the TXD end of the microprocessor IC 1.
13. A fire hose according to claim 12, wherein:
the electric energy detonation driving circuit comprises a high-voltage field-effect tube NM2, triodes TD1-TD2 and a plasma igniter DHJ, wherein the P3.3 end of the microprocessor IC1 is connected with the base electrode of the triode TD1, the collector electrode of the triode TD1 is connected with the base electrode of the triode TD2, the collector electrode of the triode TD2 is connected with the grid electrode of the high-voltage field-effect tube NM2, and the drain electrode of the high-voltage field-effect tube NM2 is connected with the plasma igniter DHJ.
14. A fire hose according to claim 13, wherein:
the emitting ignition circuit comprises a field effect tube PM, a triode TF, a diode DF and a capacitor CF, wherein a grid electrode of the field effect tube PM is connected with a collector electrode of the triode TF, a source electrode of the field effect tube PM is connected to a wiring terminal C, an emitting electrode of the triode TF is connected to a wiring terminal B, a base electrode of the triode TF is connected with a resistor RF3, a grid electrode and a drain electrode of the field effect tube PM are respectively connected with a resistor RF2 and a resistor RF1, a negative electrode of the diode DF is connected to a drain electrode of the field effect tube PM and the capacitor CF, and a positive electrode of the diode DF is connected with a resistor RF 4.
15. A fire bomb system with safety control electric energy initiation function, characterized by that includes:
a network control fire-fighting bomb with safety control electric energy detonation function as claimed in claims 1 to 14 and a network control fire-fighting bomb with safety control electric energy detonation function, said network control fire-fighting bomb being connected to each of said fire-fighting bomb's network interface sockets by a two-wire bus and a wire connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122495403.6U CN216418135U (en) | 2021-10-15 | 2021-10-15 | Fire control bullet with safety control electric energy initiation function and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122495403.6U CN216418135U (en) | 2021-10-15 | 2021-10-15 | Fire control bullet with safety control electric energy initiation function and system thereof |
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| CN216418135U true CN216418135U (en) | 2022-05-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116044607A (en) * | 2022-12-29 | 2023-05-02 | 湖北三江航天红林探控有限公司 | Engine safety device |
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2021
- 2021-10-15 CN CN202122495403.6U patent/CN216418135U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116044607A (en) * | 2022-12-29 | 2023-05-02 | 湖北三江航天红林探控有限公司 | Engine safety device |
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