阅读说明：本技术 一种水下定深爆炸发声装置 (Underwater depthkeeping explosion sound production device ) 是由 多学武 周鸿鹏 洪秉魁 丛丹 于 2021-07-26 设计创作，主要内容包括：本发明公开了一种水下定深爆炸发声装置,该水下定深爆炸发声装置,包括外壳,还包括：水压保险,所述外壳一侧设置有开关座,所述水压保险设置在开关座内部,所述开关座内部还设置有保险杆组件,一端与保险杆组件相连接,保险杆组件包括磁后坐发电机,所述磁后坐发电机用于提供发火能量；弹体,所述外壳外部连接有弹体,弹体内部填充有组装药；发火机构,所述发火机构设置在弹体内部,能够引爆弹体内部的组装药从而在水下产生声波；触发机构,所述触发机构设置在外壳内部；将磁后坐发电机应用于产品中,解决了电池长储性问题,发火装置通过水压开关触发,其感应水压到爆炸的时间为毫秒级,充分保证炸深精度和装置的安全性能。(The invention discloses an underwater depthkeeping explosion sound-producing device, which comprises a shell and also comprises: the hydraulic fuse is arranged on one side of the shell, the hydraulic fuse is arranged in the switch seat, a fuse rod assembly is further arranged in the switch seat, one end of the fuse rod assembly is connected with the fuse rod assembly, the fuse rod assembly comprises a magnetic recoil generator, and the magnetic recoil generator is used for providing ignition energy; the shell is externally connected with a bomb body, and the inside of the bomb body is filled with the assembled charge; the ignition mechanism is arranged inside the projectile body and can ignite the assembly powder inside the projectile body so as to generate sound waves underwater; a trigger mechanism disposed inside the housing; the magnetic recoil generator is applied to products, the problem of long storage property of batteries is solved, the ignition device is triggered by the water pressure switch, the time from water pressure induction to explosion is millisecond grade, and the deep-frying precision and the safety performance of the device are fully guaranteed.)

1. The utility model provides an underwater depthkeeping explosion sound generating mechanism, includes the shell, its characterized in that still includes:

the hydraulic fuse is arranged on one side of the shell, the hydraulic fuse is arranged in the switch seat, a fuse rod assembly is further arranged in the switch seat, one end of the hydraulic fuse is connected with the fuse rod assembly, the fuse rod assembly comprises a fuse rod and a magnetic recoil generator, and the magnetic recoil generator is used for providing ignition energy;

the shell is externally connected with a bomb body, and the inside of the bomb body is filled with a bulk charge;

the ignition mechanism is arranged inside the projectile body and can ignite the assembly powder inside the projectile body so as to generate sound waves underwater;

the triggering mechanism is arranged inside the shell and can trigger the magnetic recoil generator to operate.

2. The underwater depthkeeping explosion sound generating apparatus according to claim 1, wherein the firing mechanism includes an explosive charge and an explosive charge, the explosive charge is disposed between the housing and the projectile body, and the explosive charge is disposed inside the projectile body and contacts with the assembly charge.

3. The underwater depthkeeping explosion sound production device according to claim 2, wherein the trigger mechanism comprises a safety pin and a hydraulic switch, the safety pin and the hydraulic switch are both arranged inside the switch base, and the safety pin is connected with the hydraulic fuse.

4. The underwater depthkeeping explosion sound production device as claimed in claim 1, wherein a motor base is arranged inside the shell, a locking ring is arranged outside the shell, and the motor base and the switch base are both connected with the shell through the locking ring.

5. The underwater depthkeeping explosion sound production device as claimed in claim 2, wherein a tail wing is arranged at the bottom of the projectile body, and the tail wing is connected with the projectile body through a screw.

6. The underwater sound production device for depthkeeping explosion of claim 1, wherein a top cover is arranged at the top end of the shell, and one end of the safety pin penetrates into the top cover.

7. The underwater depthkeeping explosion sound generating apparatus of claim 1, wherein the projectile is attached to the casing by a thread.

Technical Field

The invention relates to the field of underwater sound source equipment, in particular to an underwater depthkeeping explosion sound production device.

Background

The ocean is a treasury of resources and also an important barrier to national security. Under the traction of economic and military requirements, all countries in the world are dedicated to marine acoustic comprehensive investigation, underwater acoustic technology and underwater acoustic environmental effect research, and acoustic investigation sound source devices are replaced by various types of grenades.

The grenade is little in the charge, leads to its explosion power little, the acoustic transmission distance is short, and the grenade relies on manual projection, and its underwater explosion depth receives the time of going out and throws the distance influence, can't be accurate in appointed degree of depth explosion, and the grenade still has the delay time short moreover, uses the defect in the aspect such as unsafe, brings inconvenience for in-service use.

Disclosure of Invention

The invention aims to provide an underwater depthkeeping explosion sound production device, which overcomes the defects of short sound wave transmission distance, inaccurate explosion depth, unsafe use and the like of the conventional acoustic survey sound source device.

In order to achieve the purpose, the invention provides the following technical scheme:

an underwater depthkeeping explosion sound generating mechanism, includes the shell, still includes:

the hydraulic fuse is arranged on one side of the shell, the hydraulic fuse is arranged in the switch seat, a fuse rod assembly is further arranged in the switch seat, one end of the hydraulic fuse is connected with the fuse rod assembly, the fuse rod assembly comprises a fuse rod and a magnetic recoil generator, and the magnetic recoil generator is used for providing ignition energy;

the shell is externally connected with a bomb body, and the inside of the bomb body is filled with a bulk charge;

the ignition mechanism is arranged inside the projectile body and can ignite the assembly powder inside the projectile body so as to generate sound waves underwater;

the triggering mechanism is arranged inside the shell and can trigger the magnetic recoil generator to operate.

On the basis of the technical scheme, the invention also provides the following optional technical scheme:

in one alternative: the ignition mechanism comprises an explosive primer and an explosive booster, the explosive booster is arranged between the shell and the projectile body, and the explosive primer is arranged inside the projectile body and is in contact with the assembly explosive.

In one alternative: the trigger mechanism comprises a safety pin and a hydraulic switch, the safety pin and the hydraulic switch are both arranged inside the switch base, and the safety pin is connected with the hydraulic fuse.

In one alternative: the motor cabinet is arranged inside the shell, the locking ring is arranged outside the shell, and the motor cabinet and the switch seat are connected with the shell through the locking ring.

In one alternative: the bottom of the projectile body is provided with a tail wing, and the tail wing is connected with the projectile body through a screw.

In one alternative: the top end of the shell is provided with a top cover, and one end of the safety pin penetrates into the top cover.

In one alternative: the projectile body is connected with the shell through threads.

Compared with the prior art, the invention has the following beneficial effects:

1. the sound generating device applies the magnetic recoil generator to a product, so that the problem of long storage property of a battery is solved, the electric quantity of the battery in the device does not need to be controlled, and the safety and reliability are improved;

2. the sounding device carries out stress relief and solution treatment on the projectile body, so that the processing precision is improved, the sound source spreading factor is reduced by controlling the charge amount, the charge density and the explosion completeness, and the standard sound intensity and the sound intensity grade precision are ensured;

3. the sound production device utilizes high explosive to explode in a specified underwater depth to generate standard sound intensity level high-frequency sound energy, the device is triggered by the water pressure switch, the time from water pressure sensing to explosion is in millisecond level, and the deep explosion precision and the safety performance of the device are fully guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of an underwater depthkeeping explosion sound production device.

Fig. 2 is a schematic structural diagram of a safety rod assembly in the underwater depthkeeping explosion sound production device.

Notations for reference numerals: 1-safety pin, 2-hydraulic safety, 3-locking ring, 4-body, 5-booster, 6-combined charge, 7-elastomer, 8-empennage, 9-booster, 10-safety rod component, 101-safety rod, 102-magnetic recoil generator, 11-motor base, 12-hydraulic switch, 13-switch base and 14-top cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1-2, an underwater depthkeeping explosion sound generating apparatus provided for an embodiment of the present invention includes a housing 4, and further includes:

the hydraulic fuse protector comprises a hydraulic fuse 2, wherein a switch seat 13 is arranged on one side of an outer shell 4, the hydraulic fuse 2 is arranged in the switch seat 13, a fuse rod assembly 10 is further arranged in the switch seat 13, one end of the hydraulic fuse 2 is connected with the fuse rod assembly 10, the fuse rod assembly 10 comprises a fuse rod 101 and a magnetic recoil generator 102, and the magnetic recoil generator 102 is used for providing ignition energy;

the shell 4 is externally connected with an elastomer 7, and the inside of the elastomer 7 is filled with a bulk charge 6;

an ignition mechanism provided inside the projectile body 7 and capable of igniting the assembly charge 6 inside the projectile body 7 to generate sound waves underwater;

and a trigger mechanism which is arranged inside the shell 4 and can trigger the magnetic recoil generator 102 to operate.

As an embodiment, the left, right, upper and lower positions of each part given in the drawing are only an arrangement mode, and the specific positions are set according to specific requirements.

As shown in fig. 1, as a preferred embodiment of the present invention, the ignition mechanism includes an explosive primer 9 and an explosive primer 5, the explosive primer 5 is disposed between the housing 4 and the projectile body 7, the explosive primer 9 is disposed inside the projectile body 7 and contacts with the assembly agent 6, the projectile body 7 is subjected to stress and solution treatment during processing, so as to improve the processing precision, and by controlling the charge amount, the charge density and the explosion completeness, the sound source dispersion factor is reduced, and the standard sound intensity and the sound intensity level precision are ensured.

As shown in fig. 1, as a preferred embodiment of the present invention, the triggering mechanism comprises a safety pin 1 and a hydraulic switch 12, the hydraulic switch 12 is used for short-circuiting an electric initiating explosive device and setting depth to fire, the safety pin 1 and the hydraulic switch 12 are both arranged inside a switch base 13, the safety pin 1 is connected with a hydraulic fuse 2, the safety pin 1 and the hydraulic fuse 2 can restrain a safety rod assembly 10, the hydraulic switch 12 can sense the water depth and fire within millisecond range, so that the time of the device sensing the water pressure to explode is in millisecond range, and the explosion depth precision and the safety performance of the device are fully ensured.

As shown in fig. 1, as a preferred embodiment of the present invention, a motor base 11 is disposed inside the casing 4, a locking ring 3 is disposed outside the casing 4, and both the motor base 11 and the switch base 13 are connected to the casing 4 through the locking ring 3.

As shown in fig. 1, as a preferred embodiment of the present invention, a tail wing 8 is provided at the bottom of the projectile body 7, and the tail wing 8 is connected to the projectile body 7 by a screw.

As shown in fig. 1, as a preferred embodiment of the present invention, a top cover 14 is provided at the top end of the housing 4, and one end of the safety pin 1 penetrates into the top cover 14.

As shown in fig. 1, the projectile body 7 is connected to the casing 4 by means of a screw thread as a preferred embodiment of the present invention.

The working principle is as follows: when the device is used, the safety pin 1 at the top end of the device is firstly pulled out, after the device is put into water, the tail wing 8 can keep the balance of the device under water and enables the device to quickly sink, when the device drops to a certain depth, the hydraulic safety 2 relieves the restraint on the safety rod component 10, the safety rod component 10 operates, the magnetic recoil generator 102 starts generating electricity, before the device reaches the depth of action water, the hydraulic switch 12 opens the short-circuit safety, when the device continues to sink to the set initiation depth, the hydraulic switch 12 senses pressure and fires in millisecond level, the booster 5 is detonated through the booster 9, the assembly explosive 6 in the projectile body 7 is detonated, and the underwater detonation generates standard sound intensity level high-frequency sound energy. The device can fully ensure the deep frying precision, the standard sound intensity, the sound intensity grade precision and the use safety.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.