CN221924822U - Artificial rainfall hail-suppression bomb fuze ignition device - Google Patents

Abstract

The utility model provides an artificial rainfall and hail-proof bomb fuze ignition device, which comprises a fuze body which is hollow and has an upper and lower cavity shell structure, a circuit component arranged in the upper cavity of the fuze body, and an ignition component arranged in the lower cavity of the fuze body, the circuit component is connected with the ignition component, the ignition component comprises a detonator seat arranged in the lower cavity of the fuze body, a power connection printed circuit board arranged on the detonator seat, a short-circuit switch is arranged on the lower side of the detonator seat, an electric ignition tube is also arranged on the lower side of the detonator seat, the short-circuit switch is connected to the electric ignition tube, and the electric ignition tube is connected to a flame detonator. The utility model has the characteristics of easy activation, small size, high overload resistance, suitability for long-term storage and high temperature resistance.

Description

An artificial rainfall and hail-proof bomb fuze ignition device

Technical Field

The utility model relates to an artificial rainfall anti-hail bomb fuze ignition device, and relates to the field of artificial rainfall devices.

Background Art

The failure mode of the rain of bullets is mainly the misfire of the fuze, which is the main cause of harm to ground personnel, houses, equipment, etc. In order to reduce the harm after the rain of bullets, the requirements for the misfire rate of artillery shells are issued: 37 mm artillery shells A level is less than or equal to 1/10000; B level is less than or equal to 1/1000; C level is less than or equal to 3/1000, and the maximum fragment of the rain of bullets reaches level B. The current JD-17 type 37 mm rain of bullets has a misfire rate of C-level fuze. In order to meet the requirements, the fuze power supply has the characteristics of easy activation, small size, suitable for long-term storage and high temperature resistance, high reliability, and low misfire rate.

Utility Model Content

The technical problem to be solved by the utility model is to provide an artificial rainfall and hail-proof bomb fuze ignition device which is easy to activate, small in size, resistant to high overload, suitable for long-term storage and resistant to high temperature.

In order to achieve the above technical problems, the technical solution adopted by the utility model is:

An artificial rainfall and hail-proof bomb fuze ignition device comprises a fuze body with a hollow shell structure having upper and lower chambers, a circuit component arranged in the upper cavity of the fuze body, and an ignition component arranged in the lower cavity of the fuze body, wherein the circuit component is connected to the ignition component, and the ignition component comprises a detonator seat arranged in the lower cavity of the fuze body, and a power connection printed circuit board arranged on the detonator seat, a short-circuit switch is arranged on the lower side of the detonator seat, and an electric ignition tube is also arranged on the lower side of the detonator seat, the short-circuit switch is connected to the electric ignition tube, and the electric ignition tube is connected to a flame detonator.

Furthermore, the circuit assembly includes a circuit shell arranged on the upper side of the fuse body, a support ear arranged on the bottom surface of the circuit shell, a magneto component arranged on the upper part of the support ear, a circuit printed board arranged on the upper part of the magneto component, a conductive pin connected to the circuit printed board, and a drum spring connected to the conductive pin, the magneto component is connected to the circuit printed board through a wire, and the power connection printed board is connected to the drum spring.

Furthermore, the magneto component includes a magnetic core component arranged on the upper part of the support ear and a coil component arranged around the magnetic core component; the coil component is connected to the circuit component through a wire.

Furthermore, the magnetic core component includes a hollow magnetic core sleeve, a magnetic core arranged in the magnetic core sleeve, and a magnetic steel arranged between the magnetic cores, and a magnetic core cover is arranged on the upper side of the magnetic core sleeve.

Furthermore, the coil component includes a hollow outer cylinder, a coil frame arranged in the outer cylinder, a coil arranged around the coil frame, and an upper cover arranged on the coil frame, and the coil is connected to the circuit printed board through a wire.

Furthermore, the circuit printed circuit board circuit includes a voltage limiting protection module, a timing energy storage capacitor connected to the voltage limiting protection module, a magnetic power generation MCU timing circuit connected to the timing energy storage capacitor, an ignition energy storage capacitor connected to the voltage limiting protection module, and an electric ignition tube ignition circuit connected to the ignition energy storage capacitor, the magnetic power generation MCU timing circuit is connected to the electric ignition tube ignition circuit, the voltage limiting protection module is connected to the coil component through a wire, and the voltage limiting protection module is connected to the coil through a wire.

Furthermore, the magnetic power generation MCU timing circuit includes a reset circuit connected to the timing energy storage capacitor, a single-chip microcomputer time control circuit and a time mode pin, the single-chip microcomputer time control circuit is connected to the electric ignition tube ignition circuit, the electric ignition tube ignition circuit includes a switch circuit connected to the ignition energy storage capacitor, a detonator seat is arranged in the lower cavity of the fuse body, an electric ignition tube is arranged on the lower side of the detonator seat, and the switch circuit is connected to the electric ignition tube.

Furthermore, a spiral ring is arranged at the bottom of the fuse body, a relay tube is arranged on the spiral ring, a flame detonator is arranged in the lower cavity of the fuse body, the electric ignition tube is connected to the flame detonator, and the relay tube is arranged at the lower side of the flame detonator.

Furthermore, the short-circuit switch includes a switch housing, a switch cover arranged on the top of the switch housing, a switch top rod arranged on the lower side of the switch housing, and a switch spring arranged on the upper side of the switch top rod. The switch top rod and the switch spring are arranged in coordination, the switch top rod is connected to the electric ignition tube, and the switch spring is connected to the power-connected printed circuit board.

Furthermore, a nose cone is arranged on the upper part of the fuze body.

The beneficial effects of adopting the above technical solution are:

The utility model structurally enables the fuse body to bear the overload force, thereby solving the problem of the fuse body bearing the overload force. The circuit components and the ignition components are respectively installed in the upper and lower chambers of the fuse body, and the anti-rotation design and the anti-overload design are carried out by isolating the chambers of the fuse body. The secondary detonating cord is eliminated, and the primary detonating cord is directly used to detonate the relay tube, thereby reducing the failure points. The static explosion test can be used to verify whether the detonation sequence meets the design requirements, thereby reducing the misfire rate of the fuse.

The utility model is equipped with a magnetic generator and a magnetic core component limit insurance, generates electricity through the rapid movement of the magnetic core component from the coil component, is equipped with a remote release timing circuit and a time control chip, realizes the electric delay remote release insurance by delaying the locking function of the chip output end, and realizes precise control of the explosion point by chip timing; the utility model adopts a performance-independent structure, such as a magnetic motor, circuit components, electric ignition tubes, short-circuit switches, etc. for modular design or selection, so that the performance can be tested and verified at the component stage, and the success rate of the whole machine assembly can be improved. At the same time, the purpose of decentralized or parallel processing and manufacturing can be achieved, the development cycle or production cycle can be shortened, and reliability and safety can be improved. The modularization degree is high. Through system reorganization and structural integration, the designed fuze product solution is advanced and the approach is feasible, and the safety meets the relevant provisions of the "Technical Requirements for Rainfall Enhancement and Hail Prevention Anti-aircraft Artillery System".

The fuze power supply of the utility model has the characteristics of easy activation, small size, high overload resistance, suitability for long-term storage and high temperature resistance, thereby improving the reliability of the fuze.

The magnetic core component of the utility model is limited by the support ear and the support ring, and will not move when subjected to an axial impact of less than 10000g, and the magnetic motor cannot generate electricity, thereby ensuring the safety of storage, transportation and service handling processes.

The utility model uses the electric energy generated by the magnetic recoil physical power source as energy, controls the timing of the fuse detonation, replaces the medicine tray timing and ignition mechanism, and accurately controls the product action time. The circuit timing time is: 10.5s or 15s, and the error is <0.02s; the volume is <φ18×18; it is convenient for secondary integration and easy to integrate ASIC; after batch production, low-cost supporting supply production and testing can be achieved; the impact resistance is ≥35000g (PCB is impact-resistant after reinforcement).

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the structure of the utility model

FIG2 is a schematic diagram of the cross-sectional structure of the utility model;

FIG3 is a schematic diagram of the cross-sectional structure of an ignition assembly of the present utility model;

FIG4 is a schematic diagram of the top view of the ignition assembly of the present invention;

FIG5 is a schematic diagram of the structure of a coil component of the present invention;

FIG6 is a schematic diagram of the structure of a magnetic core component of the present invention;

FIG7 is a schematic diagram of the structure of a short-circuit switch of the present utility model;

FIG8 is a schematic diagram of the structure of an electric ignition tube of the present utility model;

FIG9 is a schematic block diagram of the circuit principle of the utility model;

FIG10 is a circuit diagram of the utility model;

Among them, 1. head cone, 2. circuit component, 201. circuit shell, 202. circuit printed circuit board, 203. drum spring, 204. ear, 205. conductive needle, 206. coil component, 2061. outer cylinder, 2062. coil frame, 2063. coil, 2064. upper cover, 207. magnetic core component, 2071. magnetic core sleeve, 2072. magnetic core, 2073. magnetic steel, 2074. magnetic core cover, 3. ignition component, 301. detonator seat, 302. power printed circuit board, 303. short-circuit switch, 3031. switch shell, 3032. switch upper cover, 3033. switch top rod, 3034. switch spring, 304. electric ignition tube, 5. flame detonator, 6. fuse body, 7. relay tube, 8. screw ring.

DETAILED DESCRIPTION

The utility model is further described below in conjunction with the accompanying drawings.

As shown in Figures 1-10, this embodiment provides an artificial rainfall anti-hail bomb fuze ignition device, which includes a fuze body 6 with a hollow shell structure and upper and lower chambers, a circuit component 2 arranged in the upper cavity of the fuze body 6, and an ignition component 3 arranged in the lower cavity of the fuze body 6, a head cone 1 is arranged on the upper part of the fuze body 6, a spiral ring 8 is arranged at the bottom of the fuze body 6, a relay tube 7 is arranged on the spiral ring 8, a flame detonator 5 is arranged in the lower cavity of the fuze body 6, and the electric ignition tube 304 and the flame detonator 5 are connected. The relay tube 7 is arranged on the lower side of the flame detonator 5, and the circuit assembly includes a circuit housing 201 arranged on the upper side of the fuse body 6, a lug 204 arranged on the bottom surface of the circuit housing 201, a magneto component arranged on the upper part of the lug 204, a circuit printed board 202 arranged on the upper part of the magneto component, a conductive pin 205 connected to the circuit printed board 202, and a drum spring 203 connected to the conductive pin 205, and the magneto component is connected to the circuit printed board 202 through a wire. The utility model will structurally enable the fuse body to bear the overload force, thereby solving the problem of bearing overload itself; the circuit component and the ignition component are respectively installed in the upper and lower chambers of the fuse body, and the fuse body chamber isolation is used to carry out anti-rotation design and anti-overload design, and the secondary detonating tube is cancelled, and the primary detonating tube is directly used to detonate the relay tube, thereby reducing the failure point, and the static explosion test can be used to verify whether the detonation sequence meets the design requirements, thereby reducing the misfire rate of the fuse.

The ignition assembly 3 includes a detonator seat 301 arranged in the lower cavity of the fuse body 6, and a power connection printed circuit board 302 arranged on the detonator seat 301. A short-circuit switch 303 is arranged at the lower side of the detonator seat 301. An electric ignition tube 304 is also arranged at the lower side of the detonator seat 301. The short-circuit switch 303 is connected to the electric ignition tube 304, and the electric ignition tube 304 is connected to the flame detonator 5. The power connection printed circuit board 302 is connected to the drum spring 203. The short-circuit switch 303 includes a switch housing 303. 1. A switch upper cover 3032 is arranged on the top of the switch housing 3031, a switch top rod 3033 is arranged on the lower side of the switch housing 3031, and a switch spring 3034 is arranged on the upper side of the switch top rod 3033. The switch top rod 3033 and the switch spring 3034 are arranged in coordination. The short-circuit switch is usually in a closed state and can be reliably disconnected when the switch top rod 3033 is subjected to an upward axial pressure. The short-circuit switch is calibrated and screened through a hanging force test and an electrical test, and only products with qualified parameters can be used. The switch top rod 3033 is connected to the electric ignition tube 304, the switch spring 3034 is connected to the power connection printed board 302, and the switch spring 3034 is connected to the switch circuit on the power connection printed board 302. Normally, the short-circuit switch is in a closed state, and the short-circuit switch is connected to the two lead-out wire ends of the electric ignition tube to form a short-circuit insurance, which can ensure that the resistance between the two lead-out wires of the electric ignition tube is less than 0.5Ω when subjected to a recoil impact overload of less than 10,000g or at a speed lower than 10,000r/min, and the electric ignition tube is in a safe state without accidental explosion accidents. The magnetic core component is limited by the support ear and the support ring, and will not move when subjected to an axial impact of less than 10,000g, and the magnetic motor cannot generate electricity, which can ensure the safety of storage, transportation and service processing.

The magnetic motor component includes a magnetic core component 207 disposed on the upper part of the ear 204 and a coil component 206 disposed around the magnetic core component 207; the coil component 206 is connected to the circuit component through a wire. The magnetic core component 207 includes a hollow magnetic core sleeve 2071, a magnetic core 2072 disposed in the magnetic core sleeve 2071, and a magnetic steel 2073 disposed between the magnetic cores 2072. A magnetic core cover 2074 is disposed on the upper side of the magnetic core sleeve 2071. The coil component 206 includes a hollow outer cylinder 2061, a coil skeleton 2062 disposed in the outer cylinder 2061, a coil 2063 disposed around the coil skeleton 2062, and an upper cover 2064 disposed on the coil skeleton 2062. The coil 2063 is connected to the circuit printed board 202 through a wire. The utility model is provided with a magnetic generator and a magnetic core component limit insurance, releases the insurance by automatically identifying the recoil linear overload generated when the projectile is launched, generates electricity by the rapid movement of the magnetic core component from the coil component, is provided with a remote release timing circuit and a time control chip, realizes the electric delay remote release insurance by delaying the locking function of the chip output end, and realizes the precise control of the explosion point by chip timing; the utility model adopts a performance-independent structure, such as a magnetic motor, circuit components, electric ignition tubes, short-circuit switches, etc. for modular design or selection, so that the performance can be tested and verified at the component stage, and the success rate of the whole machine assembly can be improved. At the same time, the purpose of decentralized or parallel processing and manufacturing can be achieved, the development cycle or production cycle can be shortened, and the reliability and safety can be improved. The modularization degree is high, and the designed fuze product solution is advanced and feasible through system reorganization and structural integration, and the safety meets the relevant provisions of the "Technical Requirements for Rainfall Enhancement and Hail Prevention Anti-aircraft Artillery System".

The circuit printed board 202 includes a voltage limiting protection module, a timing energy storage capacitor connected to the voltage limiting protection module, a magnetic power generation MCU timing circuit connected to the timing energy storage capacitor, an ignition energy storage capacitor connected to the voltage limiting protection module, and an electric ignition tube ignition circuit connected to the ignition energy storage capacitor. The magnetic power generation MCU timing circuit is connected to the electric ignition tube ignition circuit. The voltage limiting protection module is connected to the coil component 206 through a wire, and the voltage limiting protection module is connected to the coil 2063 through a wire. The magnetic power generation MCU timing circuit includes a reset circuit connected to the timing energy storage capacitor, a single-chip microcomputer time control circuit and Time mode pin, the single-chip time control circuit is connected to the electric ignition tube ignition circuit, the electric ignition tube ignition circuit includes a switch circuit connected to the ignition energy storage capacitor, a detonator seat 301 is arranged in the lower cavity of the fuze body 6, an electric ignition tube 304 is arranged at the lower side of the detonator seat 301, the switch circuit is connected to the electric ignition tube 304, the electric ignition tube 304 is connected to the flame detonator 5, and a relay tube 7 is arranged at the lower side of the flame detonator 5. When the utility model is launched, the magnetic core component is subjected to a recoil overload greater than 20000g, the support ear is crushed and continues to move rapidly, the coil cuts the magnetic line of force to generate an electromotive force, and the coil supplies power to the outside respectively. After the electric energy outputted by one path is processed by the voltage limiting protection, it charges the ignition capacitor, releases the electric energy when the electronic switch is turned on, and detonates the electric ignition tube. The electric energy output from another channel is processed by voltage limiting protection, and then charges the energy storage capacitor. Then, the electric energy output from another channel is processed by voltage stabilization, and then the control chip is powered. The timing starts and the ignition command is output to the electronic switch at the set time. After 5 seconds of power-on, the remote release command is sent to the control chip, and the control chip releases the output end locking insurance. Only after the output end locking is released, the control chip can output the ignition command, which can ensure the muzzle safety during firing. When the set time (10.5s or 15s) is reached, the control chip outputs an ignition command, turns on the electronic switch, discharges the ignition capacitor, detonates the electric ignition tube, detonates the relay tube, and then detonates the projectile charge in the projectile to form an explosion effect, dispersing the catastrophic hail in the cloud layer. The high-efficiency catalyst contained in the projectile has a significant effect on the landing of cloud droplets in cumulonimbus clouds. The utility model uses the electric energy generated by the magnetic recoil physical power supply as energy to control the timing of the fuze detonation, replace the medicine plate timing and ignition mechanism, and accurately control the product action time. The circuit timing time: 10.5s or 15s, the error is <0.02s; the volume is <φ18×18; it is easy to integrate secondary integration and easy to integrate ASIC; after mass production, low-cost supporting supply production and testing can be achieved; impact resistance ≥35000g (PCB is impact-resistant after reinforcement).

Description of the assembly process of the components of the utility model:

The assembly and inspection process of the coil component 206 is as follows: the coil 2063 is wound on the coil frame 2062 and reinforced with quick-drying glue. The coil 2063 is a copper wire, and then the wound coil frame 2062 is placed in the circuit housing 201, the wires are led out, the motor cover is covered, and the special tooling is used to close and reinforce to form the coil component 206. The insulation resistance between the lead wire and the motor housing is measured, and the resistance value between the lead wires is measured. The products whose insulation resistance and resistance value meet the requirements are transferred to the subsequent assembly process.

The assembly and inspection process of the circuit printed board 202 is as follows: soldering electronic components on the printed board and testing their electrical performance parameters to form printed board components, measuring various parameters, and transferring qualified products to subsequent assembly processes.

The assembly and inspection process of the circuit assembly is as follows: put the circuit printed board 202 from the top of the circuit housing 201, weld the two wires led out of the coil component to the printed board, and then connect the two conductive pins led out downwards, arrange the printed board and wires, and pot with electronic potting glue to form a circuit assembly. After the potting glue is cured, the electrical performance test is carried out at room temperature, high temperature and low temperature by external power supply, and qualified products are transferred to the subsequent assembly process.

The assembly process of the magnetic core component 207 is as follows: the magnetic core 2072, the magnetic steel 2073, and the magnetic core cover 2074 are sequentially installed in the magnetic core sleeve 2071, and fixed with a special tool to form a magnetic core component, and then the magnetic core component is assembled in place, installed in the support ear 204, and then placed in a special test tool, and tested on a high overload impact tester. Check whether the magnetic core component can move smoothly when subjected to a recoil overload of 20,000g, and whether the power generation of the magnetic motor can meet the circuit working needs. The qualified circuit components and magnetic core component assembly are placed in a turnover box for standby use.

During firing, the magnetic core component is subjected to a recoil overload greater than 20,000g, which crushes the lug and continues to move rapidly. The coil cuts the magnetic lines to generate an electromotive force, and the coils supply power to the outside. The electric energy output from one path is processed by voltage limiting protection, and then charges the ignition capacitor. When the electronic switch is turned on, the electric energy is released to detonate the electric ignition tube. The electric energy output from another path is processed by voltage limiting protection, and then charges the energy storage capacitor. After voltage stabilization, the control chip is powered, and the timing is started and the ignition command is output to the electronic switch at the set time. After 5 seconds of power-on, a remote release command is sent to the control chip, and the control chip releases the output end locking insurance. Only after the output end lock is released, the control chip can output the ignition command, which can ensure the muzzle safety during firing.

When the set time (10.5s or 15s) is reached, the control chip outputs an ignition command, turns on the electronic switch, discharges the ignition capacitor, detonates the electric ignition tube, detonates the relay tube, and then detonates the projectile charge in the bomb body to form an explosion effect, dispersing the catastrophic hail in the clouds. The high-efficiency catalyst contained in the bomb has a significant effect on the falling of cloud droplets in cumulonimbus clouds.

The assembly process of the utility model is as follows:

An assembling process of an artificial rainfall anti-hail bomb fuze ignition device comprises the following steps:

S1: Collect the assembly parts and transfer them to a special workshop using turnover boxes. The workshop is equipped with fire prevention facilities and anti-static grounding devices. The temperature is between 10 and 30 degrees Celsius and the relative humidity should be between 45 and 70%.

S2: Assembling the ignition components: First, check the performance of the short-circuit switch to determine whether it meets the use requirements, and weld the wire to the short-circuit switch pin to ensure that the line sequence is correct and the solder joints are firm without defects such as false soldering and cold soldering; then install the received jack into the hole of the power connection printed board for welding; insert the jack on the power connection printed board into the hole of the detonator seat and fix it with screws; check the resistance value of the electric ignition tube, and set the resistance value to 3-6Ω. The resistance value needs to be determined according to the parameters of the electric ignition tube. Weld the wire of the short-circuit switch to the joint of the electric ignition tube, and ensure that the detonator contact of the electric ignition tube directly contacts the detonator. After welding, add a protective cover and fix it with glue. Install the detonator seat after adding the electric ignition tube, welding, and curing in the lower cavity of the fuse body;

S3: Assembling the circuit components: insert the conductive needle into the hole of the circuit housing and install it in place for standby, place the magnetic motor component in the hole of the circuit housing, and lead the two wires of the magnetic motor out of the hole of the magnetic motor cover, assemble the cover in place and fix it, install the circuit printed board on the upper part of the circuit housing, weld the two wires of the magnetic motor to the circuit printed board, and use electronic potting glue to pot the circuit printed board and the wire channel;

S4: Install the lugs: Apply silicone rubber evenly on the outside of the lugs and install them on the bottom of the circuit housing;

S5: Fuze body assembly: install the assembled circuit components to the upper side of the fuze body, install the assembled ignition components to the lower side of the fuze body, screw the head cone into the upper end of the fuze body, screw the screw ring into the lower side of the fuze body, apply a proper amount of silicone rubber to the external thread of the screw ring and clean the participating colloid;

S6: Assemble the flame detonator and relay tube, install the flame detonator into the hole of the lower body of the security, and ensure that the detonator contact of the electric ignition tube directly contacts the flame detonator, screw the relay tube into the threaded hole of the screw ring to complete the assembly.

The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. An artificial rainfall and hail-proof bomb fuze ignition device, characterized in that it comprises a fuze body (6) having a hollow shell structure with upper and lower chambers, a circuit component (2) arranged in the upper chamber of the fuze body (6), and an ignition component (3) arranged in the lower chamber of the fuze body (6), wherein the circuit component (2) is connected to the ignition component (3), the ignition component (3) comprises a detonator seat (301) arranged in the lower chamber of the fuze body (6), and a power connection printed circuit board (302) arranged on the detonator seat (301), a short-circuit switch (303) is arranged on the lower side of the detonator seat (301), and an electric ignition tube (304) is also arranged on the lower side of the detonator seat (301), the short-circuit switch (303) is connected to the electric ignition tube (304), and the electric ignition tube (304) is connected to a flame detonator (5). 2. An artificial rainfall and hail-proof bomb fuze ignition device according to claim 1, characterized in that the circuit assembly comprises a circuit housing (201) arranged on the upper side of the fuze body (6), a support ear (204) arranged on the bottom surface of the circuit housing (201), a magneto component arranged on the upper part of the support ear (204), a circuit printed board (202) arranged on the upper part of the magneto component, a conductive pin (205) connected to the circuit printed board (202), and a drum spring (203) connected to the conductive pin (205), the magneto component and the circuit printed board (202) are connected by a wire, and the power connection printed board (302) is connected to the drum spring (203). 3. An artificial rainfall anti-hail bomb fuze ignition device according to claim 2, characterized in that the magneto-motor component comprises a magnetic core component (207) arranged on the upper part of the support ear (204) and a coil component (206) arranged around the magnetic core component (207); the coil component (206) is connected to the circuit component through a wire. 4. The artificial rainfall and hail-proof bomb fuze ignition device according to claim 3 is characterized in that the magnetic core component (207) comprises a hollow magnetic core sleeve (2071), a magnetic core (2072) arranged in the magnetic core sleeve (2071), and a magnetic steel (2073) arranged between the magnetic cores (2072), and a magnetic core cover (2074) is arranged on the upper side of the magnetic core sleeve (2071). 5. The artificial rainfall and hail-proof bomb fuze ignition device according to claim 3 is characterized in that the coil component (206) includes a hollow outer cylinder (2061), a coil skeleton (2062) arranged in the outer cylinder (2061), a coil (2063) arranged around the coil skeleton (2062), and an upper cover (2064) arranged on the coil skeleton (2062), and the coil (2063) is connected to the circuit printed board (202) through a wire. 6. An artificial rainfall anti-hail bomb fuze ignition device according to claim 2, characterized in that the circuit printed board (202) circuit includes a voltage limiting protection module, a timing energy storage capacitor connected to the voltage limiting protection module, a magnetic power generation MCU timing circuit connected to the timing energy storage capacitor, an ignition energy storage capacitor connected to the voltage limiting protection module, and an electric ignition tube ignition circuit connected to the ignition energy storage capacitor, the magnetic power generation MCU timing circuit is connected to the electric ignition tube ignition circuit, the voltage limiting protection module is connected to the coil component (206) through a wire, and the voltage limiting protection module is connected to the coil (2063) through a wire. 7. An artificial rainfall and hail-proof bomb fuze ignition device according to claim 6, characterized in that the magnetic power generation MCU timing circuit includes a reset circuit connected to a timing energy storage capacitor, a single-chip microcomputer time control circuit and a time mode pin, the single-chip microcomputer time control circuit is connected to an electric ignition tube ignition circuit, the electric ignition tube ignition circuit includes a switch circuit connected to an ignition energy storage capacitor, a detonator seat (301) is arranged in the lower cavity of the fuze body (6), an electric ignition tube (304) is arranged on the lower side of the detonator seat (301), and the switch circuit is connected to the electric ignition tube (304). 8. An artificial rainfall anti-hail bomb fuze ignition device according to claim 1, characterized in that a screw ring (8) is arranged at the bottom of the fuze body (6), a relay tube (7) is arranged on the screw ring (8), a flame detonator (5) is arranged in the lower cavity of the fuze body (6), the electric ignition tube (304) is connected to the flame detonator (5), and the relay tube (7) is arranged on the lower side of the flame detonator (5). 9. An artificial rainfall anti-hail bomb fuze ignition device according to claim 8, characterized in that the short-circuit switch (303) comprises a switch housing (3031), a switch upper cover (3032) arranged on the top of the switch housing (3031), a switch top rod (3033) arranged on the lower side of the switch housing (3031), and a switch spring (3034) arranged on the upper side of the switch top rod (3033), the switch top rod (3033) and the switch spring (3034) being arranged in coordination, the switch top rod (3033) being connected to the electric ignition tube (304), and the switch spring (3034) being connected to the power-connected printed circuit board (302). 10. The artificial rainfall and hail-proof bomb fuze ignition device according to claim 1, characterized in that a nose cone (1) is provided on the upper part of the fuze body (6).