Ballistic environment acquisition mechanism

Abstract

The invention provides a ballistic environment acquisition mechanism, which comprises a shell, a reading plate component, an acquisition module group and a detection circuit group, and is characterized in that the reading plate component, the acquisition module group and the detection circuit group are sequentially arranged from top to bottom along the axial direction of the shell; the reading plate component, the acquisition module group and the detection circuit group are fixedly connected through a wiring board and screws, and when the reading plate component, the acquisition module group and the detection circuit group are assembled in place, a rotating pin and a screw cap are arranged in the shell; and the space among the reading board component, the acquisition module group and the detection circuit group is encapsulated by using an electronic pouring sealant. According to the ballistic environment acquisition mechanism, through the integrated structural design, the waterproof performance is excellent, the anti-interference capacity is high, and safety and reliability are high.

Description

Technical Field

[0001] The present invention relates to a ballistic environment acquisition mechanism. Background Art

[0002] An acquisition mechanism for acquiring the ballistic environment required for fuze design. As a key component of the ammunition system, the performance of the fuze is closely related to the ballistic environment. Different ballistic stages have different environmental characteristics, such as the overload during launch, the attitude change during flight, the electromagnetic and shock environments near the target, etc. The existing ballistic environment acquisition mechanisms are weak in structural strength and cannot adapt to the environmental changes during the flight process in terms of timing and detonation control, accurately sense the environment near the target and detonate in a timely manner, thus affecting the reliability, safety and combat effectiveness of the fuze. Summary of the Invention

[0003] The purpose of the present invention is to provide a ballistic environment acquisition mechanism to solve the problems raised in the above background art.

[0004] The technical solution adopted by the present invention to solve its technical problems is: a ballistic environment acquisition mechanism, including a housing, a reading board component, an acquisition module group and a detection circuit group. The reading board component, the acquisition module group and the detection circuit group are sequentially arranged from top to bottom along the axial direction of the housing. The reading board component, the acquisition module group and the detection circuit group are fixedly connected through a wiring board and screws. When the reading board component, the acquisition module group and the detection circuit group are assembled in place, a detent pin and a screw cap are installed into the housing, and the space between the reading board component, the acquisition module group and the detection circuit group is potted with electronic potting glue.

[0005] Preferably, the detent pin is arranged above the reading board component.

[0006] Preferably, the housing includes a shell body and the screw cap. The shell body is provided with a detent pin hole and a detent pin groove. The detent pin hole is arranged on the side of the shell body, and the detent pin groove is arranged at the bottom of the shell body. The screw cap is screwed onto the shell body through threads.

[0007] Preferably, the reading board component includes a backing plate, a reading board, a battery, a power-on switch and a reading board seat. The backing plate is arranged between the screw cap and the reading board. The battery and the power-on switch are arranged in the battery hole and the power-on switch hole on the reading board seat. The battery can be selected according to the circuit power consumption. The power-on switch is a switch that closes when sensing overload.

[0008] Preferably, the acquisition module group includes an acquisition board and an acquisition board housing. The number of acquisition boards is [number]. Among them, [number] acquisition boards are inserted into the slots in the reading board seat, and the other [number] acquisition boards are fixed to the acquisition board housing by the screws.

[0009] Preferably, the detection circuit group includes a detection circuit, an inertial switch, a switch board, and a switch seat. The number of detection circuits is [number]. The [number] detection circuits are inserted into the slots in the switch seat. The number of inertial switches is [number]. The [number] inertial switches are welded to the switch board and fixed to the switch seat by the screws.

[0010] The beneficial effects of the present invention are as follows: The ballistic environment acquisition mechanism of the present invention can provide key data basis for the fuse through accurate ballistic environment recognition, enabling it to withstand the launch impact in terms of structural strength design, adapt to the environmental changes during the flight process in terms of timing and detonation control, accurately sense the environment near the target and detonate in a timely manner, greatly improving the reliability, safety, and combat effectiveness of the fuse, and is an indispensable important link in modern fuse design.

[0011] The ballistic environment acquisition mechanism of the present invention is powered by a battery, with sufficient energy, and is controlled by a power-on switch with self-locking, ensuring reliable power-on; all the materials selected in the present invention are waterproof materials. Sealant is applied to the threaded connections and gaps, and the internal cavity is filled with electronic potting glue to form an integrated waterproof structure, ensuring normal use at a depth of 3 meters of water, and at the same time, the anti-overload capacity exceeds 10,000g; all circuits in the present invention are connected through a wiring board, and all the stored data can be read out through the reading board at the uppermost end, which is convenient and fast to read; the present invention can acquire various ballistic environments such as launch overload, attitude changes during flight, electromagnetic and shock environments near the target, etc., and the shell diameter, wall thickness, and material are the same as those of the fuse shell designed with subsequent ballistic parameters, so that the influence of the shell on the signal is basically the same; the present invention is simple and convenient to operate, can arrange multiple acquisition circuits to improve the accuracy of data, and this mechanism is a disposable product, which is free of maintenance and repair throughout the life cycle, saving costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The present invention will be further described below with reference to the drawings and embodiments.

[0013] Figure 1 is a cross-sectional view of the ballistic environment acquisition mechanism of the present invention; Figure 2 is Figure 1 a schematic structural diagram of one perspective of the ballistic environment acquisition mechanism shown in Figure 3 is Figure 1 a schematic structural diagram of another perspective of the ballistic environment acquisition mechanism shown in

[0014] Legend: housing 1, reading board component 2, acquisition module group 3, detection circuit group 4, screw cap 5, backing plate 6, reading board 7, battery 8, power-on switch 9, acquisition board 10, detection circuit 11, inertia switch 12, switch board 13, rotation stop pin 14, wiring board 15, reading board seat 16, housing body 17, screw 18, acquisition board housing 19, switch seat 20. Detailed implementation mode

[0015] Now, the present invention will be further described in detail with reference to the accompanying drawings. These drawings are all simplified schematic diagrams, only showing the basic structure of the present invention in a schematic way, so they only show the components related to the present invention.

[0016] In the description of the present invention, it should be noted that unless otherwise clearly specified and defined, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0017] Please refer to Figures 1 - 3 , the present invention provides a ballistic environment acquisition mechanism, including a housing 1, a reading board component 2, an acquisition module group 3, and a detection circuit group 4. The reading board component 2, the acquisition module group 3, and the detection circuit group 4 are arranged in sequence from top to bottom along the axis of the housing 1. The reading board component 2, the acquisition module group 3, and the detection circuit group 4 are fixedly connected through a wiring board 15 and screws 18. When the reading board component 2, the acquisition module group 3, and the detection circuit group 4 are assembled in place, the rotation stop pin 14 and the screw cap 5 are installed in the housing 1, and the space between the reading board component 2, the acquisition module group 3, and the detection circuit group 4 is potted with electronic potting glue.

[0018] In one implementation mode, the rotation stop pin 14 is arranged above the reading board component 2.

[0019] In one implementation mode, the housing 1 includes a housing body 17 and the screw cap 5. The housing body 17 is provided with a rotation stop pin hole and two rotation stop pin slots. The rotation stop pin hole is arranged on the side of the housing body 17, and the rotation stop pin slots are arranged at the bottom of the housing body 17. The screw cap 5 is screwed onto the housing body 17 through threads. Specifically, the diameter, wall thickness, and material of the housing body 17 are the same as those of the fuse housing designed with subsequent ballistic parameters, so that the influence of the housing body 17 on the signal is basically the same. Four wrench slots are provided on the screw cap 5 or the housing body 17 to facilitate tightening with tools.

[0020] In one embodiment, the reading board component 2 includes a backing plate 6, a reading board 7, a battery 8, a power-on switch 9, and a reading board seat 16. The backing plate 6 is disposed between the screw cap 5 and the reading board 7. The battery 8 and the power-on switch 9 are disposed in a battery hole and a power-on switch hole on the reading board seat 16. The battery 8 can be selected according to the circuit power consumption. The power-on switch 9 is a switch that closes when sensing overload. Specifically, the reading board 7 and the backing plate 6 are sequentially placed on the reading board seat 16 and fixed by the screw 18. The power-on switch 9 is a one-time use product with a self-locking mechanism. The reading board seat 16 is made of aluminum, has glue-passing holes at the bottom, a swivel pin slot on the side, and its surface treatment is non-conductive anodic oxidation treatment.

[0021] In one embodiment, the acquisition module group 3 includes an acquisition board 10 and an acquisition board housing 19. The number of acquisition boards 10 is three. Two of the acquisition boards 10 are inserted into slots in the reading board seat 16, and the other acquisition board 10 is fixed to the acquisition board housing 19 by the screw 18. Specifically, the acquisition board housing 19 is made of aluminum, has glue-passing holes at the bottom to ensure the flow of glue in the up-down direction, has glue-passing grooves at the bottom to ensure the flow of glue in the front-back direction, and its surface treatment is non-conductive anodic oxidation treatment.

[0022] In one embodiment, the detection circuit group 4 includes detection circuits 11, inertial switches 12, a switch board 13, and a switch seat 20. The number of detection circuits 11 is three. The three detection circuits 11 are inserted into slots in the switch seat 20. The number of inertial switches 12 is two. The two inertial switches 12 are welded to the switch board 13 and fixed to the switch seat 20 by the screw 18. Specifically, the switch seat 20 is made of aluminum, has glue-passing holes at the bottom to ensure the flow of glue in the up-down direction, has glue-passing grooves at the bottom to ensure the flow of glue in the front-back direction, and its surface treatment is non-conductive anodic oxidation treatment.

[0023] The working principle of the ballistic environment acquisition mechanism of the present invention: After the ammunition is launched, the power-on switch 9 closes and self-locks. The battery 8 supplies power to the circuits of the entire ballistic environment acquisition mechanism through the closed power-on switch 9. After power-on, the detection circuits 11 detect ballistic environment data in real time and output it. The inertial switches 12 sense the process of the projectile rubbing against the ground, and transmit the data to the acquisition board 10 through the detection circuits 11 and store it in the memory in the acquisition board 10. After the projectile is recovered, the data stored in the acquisition board 10 is output through the circuit interface on the reading board 7.

[0024] The ballistic environment acquisition mechanism of the present invention can provide key data basis for fuzes through accurate ballistic environment recognition, enabling it to withstand launch shocks in terms of structural strength design, adapt to environmental changes during flight in terms of timing and detonation control, accurately sense the environment near the target and detonate in a timely manner, greatly improving the reliability, safety and combat effectiveness of fuzes, and is an essential important link in modern fuzes design.

[0025] The ballistic environment acquisition mechanism of the present invention is powered by a battery, with sufficient energy, and is controlled by a power-on switch with self-locking, ensuring reliable power-on; all the materials selected in the present invention are waterproof materials. Sealant is applied at the threaded connections and gaps, and the internal cavity is filled with electronic potting compound to form an integrated waterproof structure, ensuring normal use at a depth of 3 meters of water, and at the same time, the overload resistance ability exceeds 10,000 g; all circuits in the present invention are connected through a wiring board, and all the stored data can be read out through the reading board at the uppermost end, which is convenient and fast to read; the present invention can acquire various ballistic environments such as launch overload, attitude changes during flight, electromagnetic and shock environments when approaching the target, and the shell diameter, wall thickness, material are the same as those of the fuze shell designed with subsequent ballistic parameters to be used, so that the influence of the shell on the signal is basically the same; the present invention is simple and convenient to operate, can arrange multiple acquisition circuits to improve the accuracy of data, and this mechanism is a disposable product, free of maintenance and repair throughout the life cycle, saving costs.

[0026] Taking the ideal embodiments of the present invention described above as inspiration, through the above description, relevant staff can completely make various changes and modifications without departing from the technical idea of this invention. The technical scope of this invention is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A ballistic environment acquisition mechanism, characterized in that: The invention comprises a housing (1), a reading board component (2), a collection module group (3) and a detection circuit group (4), wherein the reading board component (2), the collection module group (3) and the detection circuit group (4) are arranged in sequence from top to bottom along the axial direction of the housing (1), and the reading board component (2), the collection module group (3) and the detection circuit group (4) are fixedly connected via a wiring board (15) and screws (18). When the reading board component (2), the collection module group (3) and the detection circuit group (4) are assembled in place, a turning pin (14) and a screw cover (5) are installed in the housing (1), and the space between the reading board component (2), the collection module group (3) and the detection circuit group (4) is potted with electronic potting glue.

2. A ballistic environment acquisition mechanism according to claim 1, wherein the control pin (14) is arranged above the reading plate component (2).

3. A ballistic environment acquisition mechanism according to claim 1, characterized in that: The housing (1) comprises a shell (17) and a screw cover (5); a turning pin hole and two turning pin grooves are provided on the shell (17); the turning pin hole is provided on a side of the shell (17); the turning pin groove is provided on a bottom of the shell (17); and the screw cover (5) is screwed onto the shell (17) by means of a thread.

4. The ballistic environment acquisition mechanism according to claim 1, characterized in that: The reading board component (2) comprises a backing plate (6), a reading board (7), a battery (8), a power switch (9) and a reading board seat (16); the backing plate (6) is arranged between the screw cover (5) and the reading board (7); the battery (8) and the power switch (9) are arranged in a battery hole and a power switch hole on the reading board seat (16); the battery (8) can be selected according to the power consumption of the circuit; and the power switch (9) is a switch that closes when it senses overload.

5. The ballistic environment acquisition mechanism according to claim 1, characterized in that: The acquisition module group (3) comprises an acquisition board (10) and an acquisition board housing (19), wherein the number of the acquisition boards (10) is three, two of which are inserted into slots in the reading board seat (16), and the other acquisition board (10) is fixed to the acquisition board housing (19) by means of the screws (18).

6. The ballistic environment acquisition mechanism according to claim 1, characterized in that: The detection circuit group (4) comprises a detection circuit (11), an inertia switch (12), a switch plate (13) and a switch seat (20). The number of detection circuits (11) provided is three, and the three detection circuits (11) are inserted into slots in the switch seat (20). The number of inertia switches (12) provided is two, and the two inertia switches (12) are welded to the switch plate (13) and fixed to the switch seat (20) by the screws (18).

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