CN107144183B

CN107144183B - Microminiature detachable guided missile self-destruction device

Info

Publication number: CN107144183B
Application number: CN201710511833.8A
Authority: CN
Inventors: 赵紫正; 叶海福; 沈德璋; 张中才; 赵昕; 宋睿; 任咏胜
Original assignee: Institute of Electronic Engineering of CAEP
Current assignee: Institute of Electronic Engineering of CAEP
Priority date: 2017-06-29
Filing date: 2017-06-29
Publication date: 2020-03-10
Anticipated expiration: 2037-06-29
Also published as: CN107144183A

Abstract

The invention provides a microminiature detachable missile self-destruction device, which comprises a self-destruction shell, a bracket, a circuit board, an electric connector and a fixing device, wherein the self-destruction shell is arranged on the bracket; the shell is arranged outside the missile fighting system; the bracket is arranged in the shell; the circuit board is fixed on the bracket; a through hole is formed in the side wall of one side of the shell; the electric connector is fixed in the through hole; the electric connector is electrically connected with the circuit board; the electrical connector is electrically connected with the missile fuze. The scheme adopts the self-destruction device to be arranged outside the missile, adopts the condition that the missile is actively judged to meet self-destruction, and when the self-destruction condition is met, the self-destruction device sends a detonation instruction to the detonator device, so that the detonator detonates gunpowder at the warhead to self-destroy the missile, and the problems that the existing self-destruction device is required to be arranged in a missile warfare system, can not be disassembled and the self-destruction system is complex can be solved.

Description

Microminiature detachable guided missile self-destruction device

Technical Field

The invention relates to the technical field of fuze electronics, in particular to a microminiature detachable missile self-destruction device.

Background

The current self-destruction technology is widely applied and has good application in the fields of guided missiles, unmanned planes, reconnaissance systems, storage devices, key chips, information transmission, communication and the like. The self-destruction method is various, for example, data is destroyed by means of data rewriting, magnetic destruction, key destruction and the like, a high-voltage circuit is adopted for setting or overcurrent operation is adopted for burning a circuit, strong acid is used for destroying a chip, and a micro bomb is detonated for blasting the chip and the like.

The main function of the missile self-destruction system is that the missile is destroyed at a proper time when the missile fails, or the missile deviates from an original route due to external factors, or the preset time is deviated, or the missile needs to be destroyed due to plan change. The missile self-destruction system has the advantages of safety and high reliability, and not only ensures that 100 percent of 'fault bombs' complete self-destruction, but also ensures that 100 percent of 'non-fault bombs' are not affected by the self-destruction system to explode or cause system failure.

The self-destruction device and the self-destruction system are various in types, and the self-destruction technology adopted by the common self-destruction device comprises the steps of destroying data by means of data rewriting, magnetic destruction, key destruction and the like, and the methods of setting a high-voltage circuit or burning a circuit by overcurrent operation, destroying a chip by using strong acid, detonating a micro bomb and the like. While the "disappearing programmable resource" project announced by DARPA in the united states also planned to develop some advanced soluble transient electronic devices. With the development of electronic information technology and materials science, the self-destruction technology will also continuously progress. China should have a self-destruction concept by self when developing related weaponry, and the self-destruction function is included in the design requirements.

The existing self-destruction devices are generally mechanical self-destruction devices and electronic self-destruction devices, while the general electronic self-destruction devices mainly adopt a special IC (integrated circuit) or a micro-power consumption single chip microcomputer (microprocessor) self-destruction device, control the missile by using a preset software program or an electronic remote control technology to realize self-destruction, and can set specific parameters of software to realize real-time self-destruction or delayed self-destruction, and the self-destruction device must be installed in a missile warfare system with a small space, cannot meet the requirements of disassembly and product modularized design, and cannot meet the requirements of users for selecting to install or not to install the self-destruction device according to actual combat or experiments.

Disclosure of Invention

The invention aims to provide a microminiature detachable missile self-destruction device aiming at the defects in the prior art, the scheme is that the self-destruction device is arranged outside a missile warfare system, the condition that the missile meets self-destruction is actively judged, and when the self-destruction condition is met, the self-destruction device sends a detonation instruction to a fuse device of the self-destruction device, so that the fuse detonates gunpowder at a warhead to self-destroy the missile, and the problems that the existing self-destruction device is required to be arranged in the missile warfare system, can not be detached and has a complex self-destruction system can be solved.

The scheme is realized by the following technical measures:

a microminiature detachable missile self-destruction device comprises a self-destruction shell, a bracket, a circuit board, an electric connector and a fixing device; the shell is arranged outside the missile fighting system; the bracket is arranged in the shell; the circuit board is fixed on the bracket; a through hole is formed in the side wall of one side of the shell; the electric connector is fixed in the through hole; the electric connector is electrically connected with the circuit board; the electrical connector is electrically connected with the missile fuze.

The scheme is preferably as follows: the cover plate covers the upper part of the shell.

The scheme is preferably as follows: the support and the circuit board are encapsulated in the shell through silicone gel.

The scheme is preferably as follows: the electrical connector is secured to the housing side wall by a screw nut washer assembly.

The scheme is preferably as follows: the circuit board can send a pulse signal to the missile detonator through the electric connector, so that the missile detonator detonates the missile warhead.

The scheme is preferably as follows: the circuit board is provided with a control component; the control component comprises a timing module, a pulse transmitting module, a signal receiving module and a central processing module; the central processing module is respectively and electrically connected with the timing module, the pulse transmitting module and the signal receiving module; the pulse transmitting module is electrically connected with the electric connector; the central processing module can receive a clock signal of the timing module and a remote control signal transmitted by the signal receiving module and control the pulse transmitting module to send a self-destruction pulse signal.

The scheme is preferably as follows: the bracket is provided with a mounting groove; the circuit board is fixed in the mounting groove.

The scheme is preferably as follows: one end of the cover plate is riveted with the shell, and the other end of the cover plate is connected with the shell in a buckling mode.

The scheme is preferably as follows: the timing module can send out two types of self-destruction clock signals, one type is a long timing self-destruction signal, and the other type is a short timing self-destruction signal.

The scheme has the advantages that the whole self-destruction shell is arranged outside the missile warfare system, so that the installation and the disassembly are convenient; the missile is self-destructed by adopting a mode of sending a self-destruction pulse signal to the missile detonator so that the high-voltage component of the detonator discharges to detonate the warhead of the missile, and compared with the traditional self-destruction modes such as data destruction, circuit burning, chip destruction and the like, the principle is simple, reliable and effective, so that the system is small and exquisite and is easy to install; the missile self-destruction is carried out by adopting two independent self-destruction modes (long-timing self-destruction and short-timing self-destruction), so that the risk of failure of the self-destruction function is reduced to be small, and the high reliability of the self-destruction function is realized.

Therefore, compared with the prior art, the invention has substantive characteristics and progress, and the beneficial effects of the implementation are also obvious.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

In the figure, 1 is a self-destruction shell, 2 is an electric connector, 3 is a cover plate, 4 is a support, 5 is a circuit board, 6 is a screw nut washer component, and 7 is silicone gel.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

As can be seen from the attached drawings, the scheme comprises a self-destruction shell, a bracket, a circuit board, an electric connector and a fixing device; the shell is arranged outside the missile fighting system; the bracket is arranged in the shell; the circuit board is fixed on the bracket; a through hole is formed in the side wall of one side of the shell; the electric connector is fixed in the through hole; the electric connector is electrically connected with the circuit board; the electrical connector is electrically connected with the missile fuze. The cover plate covers the upper part of the shell. The support and the circuit board are encapsulated in the shell through silicone gel. The electrical connector is secured to the housing side wall by a screw nut washer assembly. The circuit board can send a pulse signal to the missile detonator through the electric connector, so that the missile detonator detonates the missile warhead. The circuit board is provided with a control component; the control component comprises a timing module, a pulse transmitting module, a signal receiving module and a central processing module; the central processing module is respectively and electrically connected with the timing module, the pulse transmitting module and the signal receiving module; the pulse transmitting module is electrically connected with the electric connector; the central processing module can receive a clock signal of the timing module and a remote control signal transmitted by the signal receiving module and control the pulse transmitting module to send a self-destruction pulse signal. The bracket is provided with a mounting groove; the circuit board is fixed in the mounting groove. One end of the cover plate is riveted with the shell, and the other end of the cover plate is connected with the shell in a buckling mode. The timing module can send out two types of self-destruction clock signals, one type is a long timing self-destruction signal, and the other type is a short timing self-destruction signal.

Example (b):

the size (length × width × height) of the whole self-destruction device was 42 × 47 × 17.5mm, and the total weight was 30 g. A circuit board 5 and a support 4 are placed inside a self-destruction shell 1, the support 4 is grooved and installed on two sides of the self-destruction shell 1, the circuit board 5 is fixed in the groove of the support 4 and is encapsulated by GN502 organic silicon gel 7, and a self-destruction device is connected with a missile fuse through an electric connector 2 and is fixed through a screw nut 6. The cover plate 3 is fixed on the top surface of the self-destruction casing 1.

In the embodiment, the self-destruction device adopts two independent self-destruction modes (long-timing self-destruction and short-timing self-destruction) to carry out missile self-destruction, and adopts a nine-core electric connector to be electrically connected with a fuse. The self-destruction device can bind long timing self-destruction time and short timing self-destruction time through the testing device, when the missile works, the fuse sends long timing self-destruction starting and short timing self-destruction starting to the self-destruction device according to the working condition of the missile, when the self-destruction device judges that a starting signal is effective, the long timing self-destruction function and the short timing self-destruction function are independently carried out respectively, and when the detonation condition is met at will, the self-destruction device sends a self-destruction pulse signal to the fuse high-voltage component through the electric connector, so that the warhead is detonated.

The invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification and any novel method or process steps or any novel combination of features disclosed.

Claims

1. A microminiature detachable missile self-destruction device is characterized in that: comprises a self-destruction shell, a bracket, a circuit board, an electric connector and a fixing device; the shell is arranged outside the missile fighting system; the bracket is arranged in the shell; the circuit board is fixed on the bracket; a through hole is formed in the side wall of one side of the shell; the electric connector is fixed in the through hole; the electric connector is electrically connected with the circuit board; the electric connector is electrically connected with the missile fuze;

the upper part of the shell is covered with a cover plate;

the support and the circuit board are encapsulated in the shell through silicone gel.

2. The microminiature detachable missile self-destruction device as claimed in claim 1, wherein: the electrical connector is secured to the housing sidewall by a screw nut washer assembly.

3. The microminiature detachable missile self-destruction device as claimed in claim 1, wherein: the circuit board can send a pulse signal to the missile detonator through the electric connector, so that the missile detonator detonates the missile warhead.

4. The microminiature detachable missile self-destruction device as claimed in claim 1, wherein: the circuit board is provided with a control assembly; the control component comprises a timing module, a pulse transmitting module, a signal receiving module and a central processing module; the central processing module is respectively and electrically connected with the timing module, the pulse transmitting module and the signal receiving module; the pulse transmitting module is electrically connected with the electric connector; the central processing module can receive a clock signal of the timing module and a remote control signal transmitted by the signal receiving module and control the pulse transmitting module to send a self-destruction pulse signal.

5. The microminiature detachable missile self-destruction device as claimed in claim 1, wherein: the bracket is provided with a mounting groove; the circuit board is fixed in the mounting groove.

6. The microminiature detachable missile self-destruction device as claimed in claim 1, wherein: one end of the cover plate is riveted with the shell, and the other end of the cover plate is connected with the shell in a buckling mode.

7. The microminiature detachable missile self-destruction device as claimed in claim 4, wherein: the timing module can send out two types of self-destruction clock signals, one type is a long timing self-destruction signal, and the other type is a short timing self-destruction signal.