CN109489507A - Self-desttruction equipment based on in-line arrangement fuse - Google Patents

Abstract

The invention discloses a self-destruction device based on an in-line fuze, comprising a mounting plate and an in-line detonating device, the in-line detonating device is fixedly connected with the mounting plate, and the mounting plate is fixedly connected with a mine shielding plate; the in-line detonating device includes a set of The battery assembly, sensor module, all-electronic logic assembly and switch assembly in the first casing, and the high-voltage detonating module, impact sheet detonator and energy-charging detonator disposed in the second casing; the first casing and the second casing Fixed connection. The invention applies the in-line explosion sequence technology to the self-destruction device of the underwater weapon. During the service period of the underwater weapon, the self-destruction device is activated if the predetermined condition is not reached or the service time is exceeded, so as to realize the safe detonation of the underwater weapon and improve the safety in exercises or actual combat. to ensure the safety of technical services.

Description

Self-destruction device based on in-line fuze

technical field

The invention relates to the field of weapon engineering, in particular to a self-destruction device based on an in-line fuze.

Background technique

At present, self-destruction technology is widely used, and has good applications in missiles, underwater weapons, UAVs and reconnaissance systems, storage devices and key chips, information transmission and communication.

There are many types of self-destruction devices and systems, including data destruction by data rewriting, magnetic destruction, key destruction, etc., high-voltage circuit settings or overcurrent operations to burn circuits, use of strong acid to destroy chips, detonation of micro bombs to blow up chips, etc. method.

In the field of weapon engineering, mechanical self-destruction devices and electronic self-destruction devices are generally used. Among them, electronic self-destruction technology mainly adopts dedicated IC integrated circuits or micro-power single-chip self-destruction devices, and uses preset software programs to control mines and realize self-destruction. The specific parameters of the software can be set to realize real-time self-destruction or delayed self-destruction; while the mechanical self-destruction device uses physical damage to destroy the electronic chip.

The above two self-destruction devices are installed inside the weapon and integrated with the weapon. The structure is complex and the installation is inconvenient. During use, the power supply must be kept on. The self-destruction device is activated to achieve self-destruction.

SUMMARY OF THE INVENTION

In order to overcome the defects in the background art, the purpose of the present invention is to provide a self-destruction device based on an in-line fuze, which mainly adopts the self-destruction device installed on the outside of the underwater weapon, which is convenient for disassembly and installation. The destroying device is an in-line detonating device equipped with an independent power supply and independent insurance. It has no electrical cross-linking with the raw water weapon and does not have any impact on the function and performance of the raw water weapon.

In order to achieve the above purpose, the technical solution adopted in the present invention is: a self-destruction device based on an in-line fuze, comprising a mounting plate and an in-line detonating device, the in-line detonating device is fixedly connected to the mounting plate, and the mounting plate is connected to the in-line detonating device. Mine shield fixed connection;

The in-line detonating device includes a first casing, a second casing, a switch assembly and a battery assembly electrically connected with the switch assembly, the battery assembly is respectively electrically connected with the sensor module and the full electronic logic assembly, the sensor module and All electronic logic components are electrically connected to the high-voltage detonation module, the high-voltage detonation module is electrically connected to the shock sheet detonator, and the shock sheet detonator is electrically connected to the energy-forming detonator;

The switch assembly, the battery assembly, the sensor module and the full electronic logic assembly are all arranged in the first housing;

The high-pressure detonation module, the impact sheet detonator and the energy-gathering detonator are all arranged in the second casing;

The first casing is fixedly connected with the second casing.

In the above solution, the switch assembly includes an authorization key hole and an azimuth delay switch, one end of the authorization key hole is located in the first casing, and the other end is flush with the through hole on the first casing.

In the above solution, the sensors are attitude sensors, which are respectively used to sense two different environmental forces of underwater weapons.

In the above solution, the all-electronic logic component includes an all-electronic safety power supply circuit, a safety logic module, a self-destruction time presetter and an A/S status display module;

The all-electronic safety power supply circuit supplies power for low-voltage electronic circuits;

The safety logic module takes 2 pieces of CPLD as the core and forms a hardware logic circuit to identify the environmental stress of two different physical types sensed by the sensor module when the underwater weapon is deployed;

The self-destruction time presetter is used for receiving and storing preset parameters;

The A/S state display module is used for intuitively judging the safety and disarming state of the self-destruction device;

The safety logic module, the self-destruction time presetter and the A/S state display module are all electrically connected with the full electronic safety power supply circuit.

Compared with the prior art, the beneficial effects of the present invention are: (1) The in-line explosion sequence technology is applied to the underwater weapon self-destruction device, and the self-destruction device starts when the underwater weapon does not reach a predetermined condition or exceeds the service time during the service period of the underwater weapon. , realize the safe detonation of underwater weapons, improve the safety in exercises or actual combat, and ensure the safety of technical services; (2) the self-destruction device of the in-line fuze of the present invention can work independently with power supply, and has no electrical cross-linking with the original underwater weapons. The function and performance of the original underwater weapon do not have any influence; (3) the self-destruction device of the in-line fuze of the present invention is installed with the underwater weapon through the hole seat, the overall device structure is independent, has no influence on the original weapon, and is easy to install; (4) The self-destruction device is based on the Markov principle, and different environmental forces are selected for combination, which greatly improves the overall safety failure rate of the device; (5) the device is independent, so it is more generalizable. With the development of weapons, The self-destruction device is not only applied to underwater weapons, but will be extended to more weapons.

Description of drawings

Fig. 1 is the internal structure schematic diagram of the self-destruction device of the in-line fuze of the present invention;

2 is a schematic structural diagram of an in-line detonating device of the present invention;

Fig. 3 is the exploded schematic diagram of the in-line detonating device of the present invention;

Fig. 4 is the installation schematic diagram of the present invention;

FIG. 5 is a schematic diagram of an all-electronic logic assembly of the present invention.

In the figure: 1. Mounting plate; 2. In-line detonating device; 2.1, First housing; 2.2, Switch assembly; 2.2a, Authorized key hole; 2.3, Battery assembly; 2.4, Sensor module; 2.5, Full electronic logic assembly ;2.5a, full electronic safety power supply circuit; 2.5b, safety logic module; 2.5c, self-destruction time presetter; 2.5d, A/S status display module; 2.6, high voltage detonation module; 2.7, impact sheet detonator; 2.8 2.9, the second shell; 3. the mine shield; 4. the threaded hole.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments

As shown in Figures 1 to 4, a self-destruction device based on an in-line fuze provided for this implementation includes a mounting plate 1 and an in-line detonating device 2. The mounting plate 1 is connected with the mine shielding plate 3 by screws, and the in-line detonating device is The device 2 is screwed to the mounting plate 1;

The in-line detonating device 2 includes a first casing 2.1, a second casing 2.9, a switch assembly 2.2, and a battery assembly 2.3 electrically connected to the switch assembly 2.2. The battery assembly 2.3 is electrically connected to the sensor module 2.4 and the full electronic logic assembly 2.5, respectively, The sensor module 2.4 and the all-electronic logic assembly 2.5 are both electrically connected to the high-voltage detonation module 2.6, the high-voltage detonation module 2.6 is electrically connected to the impact sheet detonator 2.7, and the impact sheet detonator 2.7 is electrically connected to the energy-forming detonator 2.8;

The switch assembly 2.2, the battery assembly 2.3, the sensor module 2.4 and the full electronic logic assembly 2.5 are all arranged in the first housing 2.1;

The high-pressure detonation module 2.6, the impact sheet detonator 2.7 and the energy-forming detonator 2.8 are all arranged in the second casing 2.9, and the impact sheet detonator 2.7 is arranged between the energy-forming detonator 2.8 and the high-pressure detonation module 2.6;

The first housing 2.1 is fixedly connected to the second housing 2.9.

The switch assembly 2.2 includes an authorization key hole 2.2a and an azimuth delay switch (not shown in the figure). One end of the authorization key hole 2.2a is located in the first casing 2.1, and the other end is connected to the through hole on the first casing 2.1. Flush, authorized key hole 2.2a has a mechanical safety pin, pull out the safety pin and retract it when in use; when the safety pin is pulled out, the battery assembly 2.3 starts to supply power to the sensor module 2.4 and the full electronic logic assembly 2.5, and the azimuth delay at this time. When the time switch (not shown in the figure) meets the environmental force, the switch is closed after a delay of the set time to supply power to the entire self-destruction device.

Among them, the sensor module 2.4 consists of two independent attitude sensors, which are respectively used to sense two different environmental forces of underwater weapons.

As shown in Figure 5, the all-electronic logic component 2.5 is composed of an all-electronic safety power supply circuit 2.5a, a safety logic module 2.5b, a self-destruction time presetter 2.5c and an A/S status display module 2.5d. The safety logic module 2.5b , The self-destruction time presetter 2.5c and the A/S status display module 2.5d are all electrically connected to the all-electronic safety power supply circuit 2.5a; the all-electronic safety power supply circuit 2.5a supplies power for low-voltage electronic circuits; The chip CPLD is the core and constitutes a hardware logic circuit for identifying the deployment of underwater weapons. The sensor module 2.4 senses the environmental stress of two different physical types, and judges whether it meets the predetermined criteria, so as to control the insurance of the insurance circuit according to the judgment result. With the release of the insurance action, the hardware logic circuit also needs to complete the timing mutual correction and the output of the detonation command; the self-destruction time presetter 2.5c is used to receive and store the preset parameters; the A/S status display module 2.5d is used for intuitive judgment. Safe and disarmed status of self-destructing devices.

When installing the self-destruction device of the present invention, first remove the screws on the mine shielding plate 3, and use special screws to fix the mounting plate 1 through the operation hole. After the mounting plate 1 is fixed, screw the in-line detonating device 2 to the installation. in the threaded hole 4 of the plate 1.

The detonation process of the self-destruction device is as follows: when in use, pull out the mechanical safety pin on the authorized key hole 2.2a and withdraw it. After the authorized key hole 2.2a functions, the battery assembly 2.3 starts to supply power to the sensor module 2.4 and the full electronic logic assembly 2.5. At this time, when the azimuth delay switch (not shown in the figure) meets the environmental force, the switch is closed after delaying the set time to supply power to the entire self-destruction device. After the time presetter 2.5c runs to the set time, the A/S status display module 2.5d will display the self-destruction device release state. Charge energy and generate power pulse output, detonate the shock sheet detonator 2.7, and then detonate the energy-forming detonator 2.8, thereby detonating the main charge of the mine to achieve self-destruction.

The above is only an embodiment of the present invention, and does not limit the scope of the present invention. Any equivalent process transformation made by using the description of the present invention, or directly or indirectly applied in other related technical fields, are similarly included in the present invention. within the scope of patent protection.

Claims (4)

1. A self-destruction device based on an in-line fuze, characterized in that: it comprises a mounting plate (1) and an in-line detonating device (2), and the in-line detonating device (2) is fixedly connected to the mounting plate (1), The mounting plate (1) is fixedly connected with the mine shielding plate (3); The in-line detonating device (2) comprises a first casing (2.1), a second casing (2.9), a switch assembly (2.2) and a battery assembly (2.3) electrically connected to the switch assembly (2.2), the battery The component (2.3) is electrically connected to the sensor module (2.4) and the all-electronic logic component (2.5), respectively, the sensor module (2.4) and the all-electronic logic component (2.5) are both electrically connected to the high-voltage detonation module (2.6), and the The high-voltage detonating module (2.6) is electrically connected with the shock sheet detonator (2.7), and the shock sheet detonator (2.7) is electrically connected with the energy-forming detonator (2.8); The switch assembly (2.2), the battery assembly (2.3), the sensor module (2.4) and the full electronic logic assembly (2.5) are all arranged in the first housing (2.1); The high-pressure detonation module (2.6), the impact sheet detonator (2.7) and the energy-forming detonator (2.8) are all arranged in the second casing (2.9); The first casing (2.1) is fixedly connected with the second casing (2.9). 2. The self-destruction device based on an in-line fuze according to claim 1, wherein the switch assembly (2.2) comprises an authorization key hole (2.2a) and an azimuth delay switch, the authorization key hole (2.2a) ) one end is located in the first shell (2.1), and the other end is flush with the through hole on the first shell (2.1). 3. The self-destruction device based on an in-line fuze according to claim 1, characterized in that: the sensor module (2.4) is composed of two independent attitude sensors, which are respectively used for sensing two different environmental forces of underwater weapons. 4. The self-destruction device based on an in-line fuze according to claim 1, wherein the all-electronic logic component (2.5) comprises an all-electronic safety power supply circuit (2.5a), a safety logic module (2.5b), an automatic Destruction time presetter (2.5c) and A/S status display module (2.5d); The all-electronic safety power supply circuit (2.5a) supplies power for low-voltage electronic circuits; The safety logic module (2.5b) takes 2 pieces of CPLD as the core and forms a hardware logic circuit to identify the environmental stress of two different physical types sensed by the sensor module (2.4) when the underwater weapon is deployed; The self-destruction time presetter (2.5c) is used to receive and store preset parameters; The A/S state display module (2.5d) is used to intuitively judge the safety and release state of the self-destruction device; The safety logic module (2.5b), the self-destruction time presetter (2.5c) and the A/S state display module (2.5d) are all electrically connected to the full electronic safety power supply circuit (2.5a).