CN109682265B - Fuse action indication method - Google Patents
Fuse action indication method Download PDFInfo
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- CN109682265B CN109682265B CN201910127721.1A CN201910127721A CN109682265B CN 109682265 B CN109682265 B CN 109682265B CN 201910127721 A CN201910127721 A CN 201910127721A CN 109682265 B CN109682265 B CN 109682265B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B8/00—Practice or training ammunition
- F42B8/28—Land or marine mines; Depth charges
Abstract
The invention discloses a fuse action indication method. The fuse action indication method is characterized by comprising the following steps that an indication device which has positive buoyancy and can be separated from a mine body is installed on the mine body of a training mine provided with a fuse; and the indication device is triggered to be separated from the mine body by utilizing the action of the fuse, the indication device sends out an indication signal after floating to the water surface, and the fuse action indication is completed. The fuse action indication method has the advantages that 1, the fuse action indication cost is lower, and the training cost is reduced; and 2, the training efficiency can be improved, the indication device separated from the mine body can be not required to be recycled, so that the training and recycling workload can be reduced, and the training efficiency can be improved.
Description
Technical Field
The invention belongs to the field of a training method for a mine or an anti-mine, and particularly relates to a fuse action indication method.
Background
In the mine training, the information of the fuse action is needed urgently.
In the prior art, the patent with the publication number of CN107036494A discloses 'a training mine simulating actual anti-mine training', and the detailed description shows that: this "training mine of simulation actual anti-mine training" utilizes the control unit to obtain fuze action information, and the control unit sends the instruction that lets the release of acoustics releaser after the fuze action, and afterwards, acoustics releaser release and make the thunder body break away from with between the anchor mutually, and finally, the thunder body floats to the surface of water and sends positioning signal or signal bullet through the GPS module and send the instruction.
From the above, in the above "training mine simulating actual anti-mine training", the indication of the fuse action needs to be completed by matching with the acoustic releaser and the GPS module, so that the cost of the fuse action indication is high.
Therefore, a fuse operation indication method which is lower in cost and can effectively indicate the fuse operation is considered to be designed.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: provided is a fuse operation indication method which is lower in cost and can effectively indicate a fuse operation.
In order to solve the technical problems, the invention adopts the following technical scheme:
a fuze action indicating method is characterized in that: the method comprises the following steps:
the method comprises the following steps that an indicating device which has positive buoyancy and can be separated from a mine body is installed on the mine body of a training mine with a fuse;
the detonator action is utilized to trigger the indicating device to be separated from the detonator body, and the indicating device sends an indicating signal after floating to the water surface to complete the detonator action indication.
Compared with the prior art, the fuze action indication method has the advantages that:
1. the fuze action indication cost is lower, and training cost is reduced.
Different from the prior art: the expensive acoustic releaser and the GPS module are matched to enable the entire detonator body to finish the fuze action indication only by floating up to the water surface; the fuze action indication method only adopts the indication device arranged on the detonator body to realize the fuze action indication, thereby effectively reducing the training cost.
2. Can help to improve the training efficiency.
The indicating device that breaks away from the mine body may not need to be retrieved, which can reduce training and retrieval workload, thereby helping to improve training efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an upward-floating smoke generator used in the fuze action indication method of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic structural diagram of an explosive bolt in the upper-floating smoke generator.
Fig. 4 is a schematic structural diagram of a water pressure switch in the upper-floating smoke generator.
Labeled as:
1, outer shell: 11 smoke generating cavities, 12 circuit installation cavities, 13 plugs, 14 smoke spraying pipes, 15 floating bodies and 16 compression rings;
2, balancing weight;
3 a control circuit board;
4, a battery;
and (3) explosion bolt: 50 connecting screw rods, 51 locking nuts, 52 explosive and 53 conducting wires;
6, mounting a base;
a water pressure switch: the safety lock comprises a normally closed microswitch 70, a push rod 71, a compression spring 72, a hydraulic membrane 73, a mounting groove 74, a safety assembling groove 75, an intermediate connecting rod 76, a locking rod 77, a safety screw 78, a press-fitting part 79 and a locking spiral ring 80;
9 into the water switch contact.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A first embodiment, as shown in fig. 1 to 4:
a fuze action indicating method comprises the following steps:
the method comprises the following steps that an indicating device which has positive buoyancy and can be separated from a mine body is installed on the mine body of a training mine with a fuse;
the detonator action is utilized to trigger the indicating device to be separated from the detonator body, and the indicating device sends an indicating signal after floating to the water surface to complete the detonator action indication.
As is well known to those skilled in the art, a training mine needs to be lowered underwater during training, and then a target (a vessel or a ship) is used to approach a fuse and trigger the fuse action, which is not described herein.
When implemented, the process of "the fuze action triggering and indicating device is separated from the detonator" can be realized by adopting the following modes:
a control unit (such as a singlechip) arranged in the thunder body is adopted to obtain a fuze action signal, and the control unit outputs a control signal to ensure that an indicating device is separated from the thunder body.
The indicating device is an upward floating smoke generator which can send out smoke prompt signals after floating to the water surface.
The smoke signal diffusion range is large, observation from a distant place is easier, and the indication effect is improved.
The upper floating smoke generator comprises a shell 1, a smoke generating unit, a control circuit board 3, a battery 4, a water pressure switch, a detachable connecting mechanism and a mounting seat 6;
the shell 1 has positive buoyancy, the interior of the shell 1 is divided into a smoke generating cavity 11 and a circuit installation cavity 12, wherein the smoke generating cavity 11 is filled with the smoke generating unit, a smoke spraying port communicated with the smoke generating cavity 11 is formed in the side wall of the smoke generating cavity 11, and a plug 13 is plugged at the smoke spraying port; the control circuit board 3, the battery 4 and the water pressure switch are fixedly arranged in the circuit mounting cavity 12, and the battery 4 supplies power to the control circuit board 3 through a cable; the smoke generating unit comprises a smoke generating agent and an electric igniter, and the electric igniter is connected with the control circuit board 3 through a cable; the wiring terminal of the hydraulic switch is connected with the control circuit board 3 through a cable, and the hydraulic membrane 73 of the hydraulic switch is exposed on the outer surface of the shell 1;
the shell 1 is fixedly arranged on the mounting seat through the detachable connecting mechanism, the mounting seat is used for being fixed on a thunder body, and the detachable connecting mechanism is provided with a lead 53 for receiving a fuse action trigger signal and detaching.
Go up superficial fog generator and pass through mount pad fixed mounting on the thunder body, go up superficial fog generator as follows at the theory of operation:
firstly, the detachable connecting mechanism receives a fuse action trigger signal through a lead 53 to separate the shell 1 from the mounting seat; then, after the shell 1 floats to the water surface by virtue of positive buoyancy, the water pressure switch acts and is connected with a power supply of the control circuit board 3, the control circuit board 3 outputs an ignition signal to the electric igniter, and the electric igniter ignites a smoke agent to emit smoke so as to finish the fuze action indication.
In practice, the smoke generating agent is a chemical substance which is introduced into the atmosphere and can generate stable smoke and mist and achieve an indicating function by the optical properties of the smoke and mist. The smoke agent is an existing product and can be divided into solid and liquid according to the form. The solid smoke agent mainly comprises hexachloroethane-zinc oxide mixture, crude anthracene-ammonium chloride mixture, yellow phosphorus, red phosphorus and the like. The liquid smoke agent mainly comprises high boiling point petroleum, coal tar, high molecular polymer containing metal, sulfur trioxide-chlorosulfonic acid mixture, titanium tetrachloride and the like. In addition, there is a colored smoke agent to produce a bright colored smoke screen.
Wherein the detachable connection mechanism comprises an explosive bolt comprising a connection screw 50, a locking nut 51 and the wire 53;
one end of the connecting screw rod 50 is a mounting end, and the other end is an explosion end; the mounting end runs through the lateral wall of the circuit mounting cavity 12 of the shell 1 and is screwed with the locking nut 51 through threads, the explosion end is fixedly connected with the mounting seat, the explosive 52 is filled in the explosion end, the wire 53 is a wire for electric ignition, one end of the wire is in contact with the explosive 52, and the other end of the wire is an electric connection end.
The explosion bolt has the advantages of small volume, light weight, simple installation and easy use. During the use, the detonator action trigger signal triggers the electrical connection end of wire 53 to circular telegram and detonate explosive 52 for connecting screw 50 neck fracture, makes shell 1 and mount pad break away from mutually, and the lock nut 51 of only exploding the bolt leaves in shell 1 after breaking away from, alleviates shell 1 weight by a wide margin, and the at utmost reduces shell 1 and floats the resistance, promotes the come-up and instruct speed.
The whole shell 1 is of a vertical cylindrical structure, the smoke generating cavity 11 is positioned in the upper section of the shell 1, the top of the shell 1 is fixedly provided with a smoke spraying pipe 14 communicated with the smoke generating cavity 11, the upper end of the smoke spraying pipe 14 forms a smoke spraying opening, and a sleeve-shaped floating body 15 is fixedly sleeved on the smoke spraying pipe 14;
the circuit installation cavity 12 is located inside the lower section of the housing 1.
After adopting above-mentioned structure, not only can utilize the body 15 to make the shell 1 have positive buoyancy, still utilize the fixed suit of body 15 to come on the structure on the tobacco spray pipe 14 for after the whole come-up to the surface of water of shell 1, can more reliably ensure that the mouth of spouting of tobacco spray pipe 14 is located the surface of water top and towards the sky, and finally reliably send out the smog and instruct.
In practice, the floating body 15 is preferably made of foam.
The top of the floating body 15 is preferably a tapered structure with a small top and a large bottom, so that the water resistance of the shell 1 and the floating body 15 during floating can be reduced as much as possible, the floating posture can be better kept, and the floating speed can be improved.
Wherein, a balancing weight 2 is fixedly arranged in the circuit installation cavity 12.
Above-mentioned balancing weight 2's setting can ensure that shell 1 is at the better vertical state of protection of the floating in-process (not considering the ocean current condition), can reduce shell 1's come-up resistance like this by a wide margin, improves the come-up speed.
In addition, after the outer shell 1 floats to the water surface, in the whole smoking process (several minutes), the structure that the balancing weight 2 is combined with the floating body 15 can ensure that the outer shell 1 keeps a 'tumbler' state, ensures that smoke vertically rises upwards to the sky, and obtains the best smoke observation effect.
In practice, the counterweight block 2 is preferably located at the center of the inner bottom of the circuit installation cavity 12 of the housing 1. Therefore, the floating shell 1 can be better ensured to be in a 'tumbler' posture.
Wherein, the outer side surface of the upper end of the smoke spraying pipe 14 is provided with an external thread and is connected with a press ring 16 through a thread; the floating body 15 is limited between the press ring and the upper end face of the shell 1 around the smoke spraying pipe 14 in a press connection mode.
The installation structure of the floating body 15 has the advantages of simple structure, easy assembly and reliable connection.
Wherein, the inner side of the upper end of the smoke spraying pipe 14 is a step hole;
the plug 13 is of a stepped cylindrical structure, the circumferential side surface of the plug is in contact connection with the inner wall of the stepped hole, and an O-shaped sealing ring is pressed between the convex shoulder of the plug 13 and the stepped surface of the stepped hole to realize axial sealing;
an O-shaped sealing ring is arranged in front of the circumferential side wall of the plug 13 and the side wall of the stepped hole, and radial sealing is realized.
After the structure of the smoke spraying pipe 14 and the plug 13 is adopted, the friction can be increased through the O-shaped sealing ring in a water-free environment, and the reliable sealing and fixing of the plug 13 on the smoke spraying pipe 14 are ensured. After entering water, the water pressure acts on the plug 13 and presses the axially sealed sealing ring, so that a better watertight effect can be obtained.
In addition, the structure of the smoke spraying pipe 14 and the plug 13 can be sprayed out quickly under the action of the expanded smoke after water is discharged, and the reliability of smoke indication is ensured.
The hydraulic switch comprises a normally closed microswitch 70, a mandril 71, a compression spring 72 and a hydraulic membrane 73;
the normally closed microswitch 70 is fixed in the circuit mounting cavity 12 through a switch mounting seat, a terminal of the normally closed microswitch 70 is connected in a power supply loop of the control circuit board 3 through a cable, and a button of the normally closed microswitch 70 faces downwards;
the lower end surface of the shell 1 is concavely provided with a mounting groove 74, the bottom of the mounting groove 74 is provided with a through hole in a penetrating way, the push rod 71 is inserted in the through hole in a sliding way, and the upper end of the push rod 71 is connected with the button of the normally closed microswitch 70 in an abutting way; the lower end of the top rod 71 is positioned in the mounting groove 74;
the water pressure membrane 73 is arranged in the mounting groove 74 in a sealing mode and is covered at one end, far away from the through hole, of the mounting groove 74, the water pressure membrane 73 is connected with the lower end of the ejector rod 71, the compression spring 72 is located in the mounting groove 74 and sleeved outside the ejector rod 71, and the end portion of the compression spring 72 abuts between the water pressure membrane 73 and the groove bottom of the mounting groove 74.
The working principle of the water pressure switch is as follows:
the outer shell 1 of the floating smoke generator floats on the water surface: the water pressure acts on the water pressure membrane 73, the water pressure membrane 73 overcomes the elastic force of the compression spring 72 and pushes the ejector rod 71 to press the button of the normally closed microswitch 70, so that the normally closed microswitch 70 is normally opened, and the power supply loop of the control circuit board 3 is disconnected.
When the shell 1 of the upper floating smoke generator floats on the water surface: the water pressure borne by the water pressure membrane 73 is smaller than the elastic force of the compression spring 72, the mandril 71 moves downwards, the button of the normally closed microswitch 70 resets and closes under the action of the self-resetting elastic force, and the power supply loop of the control circuit board 3 is connected.
The water pressure switch has simple structure and reliable switch, and is easy to be arranged and used on the upper floating smoke generator.
In practice, the normally closed microswitch 70 can also be replaced by a normally closed tact switch.
Wherein the hydraulic switch further comprises a mechanical safety structure, the mechanical safety structure comprises a mounting groove 75 for safety, an intermediate connecting rod 76, a locking rod 77 and a safety screw 78;
the mounting groove 75 for securing is formed on the lower surface of the housing 1, and the mounting groove 74 is formed on the bottom of the mounting groove 75 for securing;
the upper section of the middle connecting rod 76 is positioned in the mounting groove 74, the upper end surface of the middle connecting rod 76 is provided with a blind hole for mounting, and the lower end of the ejector rod 71 is inserted into the blind hole for mounting and is contacted with the bottom of the blind hole for mounting through a spring for jacking; the middle part of the middle connecting rod 76 in the length direction is convexly provided with a convex shoulder, the upper surface of the convex shoulder is connected with the compression spring 72 in an abutting mode, and the lower end face of the convex shoulder is connected with the hydraulic membrane 73 in an abutting mode; the lower end of the intermediate connecting rod 76 penetrates through the hydraulic membrane 73 and is connected with a threaded hole formed in the upper end face of the locking rod 77 through threads; the outer surface of the locking lever 77 is provided with a locking groove;
the side wall of the safety assembling groove 75 is provided with a safety through hole for the safety screw 78 to penetrate through, and one end of the safety screw 78 far away from the head part penetrates through the safety through hole and is inserted into the locking groove, so that the state that the upper end of the ejector rod 71 presses the button of the normally closed microswitch 70 is maintained.
After the mechanical safety structure is adopted, before the upper floating smoke generator is not installed for use, the power supply circuit of the control circuit board 3 is ensured to be reliably disconnected through the safety screw 78, and the safety state in the processes of storage, transportation and the like is ensured.
In addition, the mechanical safety structure can also limit the position of the locking rod 77 through the upper surface of the mounting seat, so that the locking rod 77 does not malfunction even if the safety screw 78 is removed (released before being deployed), thereby ensuring better reliability.
In implementation, the hydraulic switch further comprises a pressing piece 79 and a locking spiral ring 80;
the whole pressing piece 79 is of a cylindrical structure positioned in the assembly groove 75 for the insurance, the edge of the upper end of the pressing piece 79 is formed with a pressing ring along the radial direction, and the pressing ring is matched with the end surface of the installation groove 74 to clamp and fix the edge position of the hydraulic membrane 73; the middle part of the pressing piece 79 is provided with an abdicating hole for the locking rod 77 to pass through in an axial direction; a through hole opposite to the safety through hole is formed in the side wall of the pressing piece 79;
the locking screw ring 80 is connected with the internal thread of the side wall of the safety assembling groove 75 through the external thread, and the upper end surface of the locking screw ring 80 abuts against the pressing ring to realize locking.
After the press-fitting part 79 and the locking spiral ring 80 are adopted, the structure of the water pressure switch is more reasonable and reliable, the assembly of the water pressure switch can be simplified, and the assembly efficiency is improved.
The arrangement of the top pressing spring can enable the ejector rod 71 to be better adapted to the button stroke of the normally closed microswitch 70, avoid the situation that the ejector rod 71 damages the normally closed microswitch 70 due to excessive top pressing of the button, and have better protection effect.
The upper floating smoke generator further comprises a water inlet switch, the water inlet switch is fixed in the circuit installation cavity 12, a water inlet switch contact 9 of the water inlet switch is exposed outside the shell 1, and the water inlet switch contact 9 is connected with the control circuit board 3 through a cable.
The water inlet switch contact 9 is a pair of metal contacts which are conducted under the action of contacting with water, so that the safety of the upward floating smoke generator is relieved, the ignition is carried out and a smoke indicating signal is sent out only when the water pressure condition and the water inlet switch conducting condition are met simultaneously. The upper floating smoke generator has the best use safety and reliability.
Second embodiment, not shown:
the present embodiment is different from the first embodiment in that: the indicating device realizes the fuse action indication by adopting any one mode of sound signals, light signals or acousto-optic signals.
In practice, the optical signal may be any one of an LED light emitting unit or a signal bomb.
The fuze action indication methods of the two embodiments have the advantages that:
1. the fuze action indication cost is lower, and training cost is reduced.
Different from the prior art: the expensive acoustic releaser and the GPS module are matched to enable the entire detonator body to finish the fuze action indication only by floating up to the water surface; the fuze action indication method only adopts the indication device arranged on the detonator body to realize the fuze action indication, thereby effectively reducing the training cost.
2. Can help to improve the training efficiency.
The indicating device that breaks away from the mine body may not need to be retrieved, which can reduce training and retrieval workload, thereby helping to improve training efficiency.
The above is only a preferred embodiment of the present invention, and it should be noted that several modifications and improvements made by those skilled in the art without departing from the technical solution should also be considered as falling within the scope of the claims.
Claims (6)
1. A fuze action indicating method is characterized in that: the method comprises the following steps:
the method comprises the following steps that an indicating device which has positive buoyancy and can be separated from a mine body is installed on the mine body of a training mine with a fuse;
the detonator action is utilized to trigger the indicating device to be separated from the detonator body, and the indicating device sends an indicating signal after floating to the water surface to complete the detonator action indication;
the indicating device is an upward floating smoke generator which can send out smoke prompt signals after the smoke generator floats to the water surface;
the upper floating smoke generator comprises a shell, a smoke generating unit, a control circuit board, a battery, a hydraulic switch, a detachable connecting mechanism and a mounting seat;
the shell is provided with positive buoyancy, the interior of the shell is divided into a smoking cavity and a circuit installation cavity, the smoking cavity is filled with the smoking unit, the side wall of the smoking cavity is provided with a smoking port communicated with the smoking cavity, and a plug is plugged at the smoking port; the control circuit board, the battery and the water pressure switch are fixedly arranged in the circuit mounting cavity, and the battery supplies power to the control circuit board through a cable; the smoke generating unit comprises a smoke generating agent and an electric igniter, and the electric igniter is connected with the control circuit board through a cable; the wiring terminal of the hydraulic switch is connected with the control circuit board through a cable, and a hydraulic membrane of the hydraulic switch is exposed on the outer surface of the shell;
the shell is fixedly arranged on the mounting seat through the detachable connecting mechanism, the mounting seat is used for being fixed on the detonator, and the detachable connecting mechanism is provided with a lead for receiving a fuse action trigger signal and detaching;
the hydraulic switch comprises a normally closed microswitch, an ejector rod, a compression spring and the hydraulic membrane;
the normally closed microswitch is fixed in the circuit mounting cavity through a switch mounting seat, a wiring terminal of the normally closed microswitch is connected in a power supply loop of the control circuit board through a cable, and a button of the normally closed microswitch faces downwards;
the lower end surface of the shell is concavely provided with an installation groove, the bottom of the installation groove is provided with a through hole in a penetrating way, the ejector rod is inserted in the through hole in a sliding way, and the upper end of the ejector rod is connected with the button of the normally closed microswitch in an abutting way; the lower end of the ejector rod is positioned in the mounting groove;
the end, far away from the through hole, in the mounting groove is hermetically covered with the hydraulic membrane, the hydraulic membrane is connected with the lower end of the ejector rod, the compression spring is positioned in the mounting groove and sleeved outside the ejector rod, and the end part of the compression spring is abutted between the hydraulic membrane and the groove bottom of the mounting groove;
the hydraulic switch also comprises a mechanical safety structure, wherein the mechanical safety structure comprises an assembly groove for safety, an intermediate connecting rod, a locking rod and a safety screw;
the mounting groove for the fuse is formed on the lower surface of the shell, and the mounting groove is formed at the bottom of the mounting groove for the fuse;
the upper section of the middle connecting rod is positioned in the mounting groove, the upper end surface of the middle connecting rod is provided with a blind hole for mounting, and the lower end of the ejector rod is inserted in the blind hole for mounting and is contacted with the bottom of the blind hole for mounting through a spring for jacking; a convex shoulder is convexly formed in the middle of the middle connecting rod in the length direction, the upper surface of the convex shoulder is connected with the compression spring in an abutting mode, and the lower end face of the convex shoulder is connected with the hydraulic membrane in an abutting mode; the lower end of the middle connecting rod penetrates through the hydraulic membrane and is connected with a threaded hole formed in the upper end face of the locking rod through threads; the outer surface of the locking rod is provided with a locking groove;
the side wall of the assembly groove for the safety is provided with a through hole for the safety, through which the safety screw penetrates, and one end of the safety screw, which is far away from the head, penetrates through the through hole for the safety and is inserted into the locking groove, so that the state that the upper end of the ejector rod is pressed against the normally closed microswitch button is maintained.
2. The fuze action indicating method according to claim 1, wherein: the detachable connecting mechanism comprises an explosive bolt, and the explosive bolt comprises a connecting screw rod, a locking nut and the lead;
one end of the connecting screw rod is an installation end, and the other end of the connecting screw rod is an explosion end; the installation end runs through the lateral wall of the circuit installation cavity of the shell and is screwed with the locking nut through threads, the explosion end is fixedly connected with the installation seat, the explosive is filled in the explosion end, the wire is used for electric ignition, one end of the wire is in contact with the explosive, and the other end of the wire is an electric connection end.
3. The fuze action indicating method according to claim 1 or 2, characterized in that: the whole shell is of a vertical cylinder structure, the smoke generating cavity is positioned in the upper section of the shell, the top of the shell is fixedly provided with a smoke spraying pipe communicated with the smoke generating cavity, the upper end of the smoke spraying pipe forms the smoke spraying port, and a sleeve-shaped floating body is fixedly sleeved on the smoke spraying pipe;
the circuit installation cavity is positioned inside the lower section of the shell.
4. The fuze action indicating method according to claim 3, wherein: and a balancing weight is fixedly arranged in the circuit mounting cavity.
5. The fuze action indicating method according to claim 3, wherein: the outer side surface of the upper end of the smoke spraying pipe is provided with an external thread and is connected with a pressure ring through a thread; the floating body is limited between the pressing ring and the upper end face of the shell around the smoke spraying pipe in a compression mode.
6. The fuze action indicating method according to claim 3, wherein: the inner side of the upper end of the smoke spraying pipe is provided with a stepped hole;
the plug is of a step cylindrical structure with the circumferential side surface in contact connection with the inner wall of the step hole, and an O-shaped sealing ring is pressed between the convex shoulder of the plug and the step surface of the step hole to realize axial sealing;
an O-shaped sealing ring is arranged in front of the circumferential side wall of the plug and the side wall of the stepped hole, and radial sealing is realized.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910127721.1A CN109682265B (en) | 2019-02-21 | 2019-02-21 | Fuse action indication method |
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|---|---|---|---|
| CN201910127721.1A CN109682265B (en) | 2019-02-21 | 2019-02-21 | Fuse action indication method |
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| CN109682265B true CN109682265B (en) | 2021-09-21 |
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| CN110360896B (en) * | 2019-07-04 | 2023-04-28 | 中国人民解放军海军工程大学 | Mine fuze simulator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3838642A (en) * | 1972-11-15 | 1974-10-01 | Us Navy | Pop-up antihelo mine |
| FR2326677A1 (en) * | 1973-09-06 | 1977-04-29 | France Etat | Torpedo target proximity detector - uses series of charges fired in succession and shocks wave echo receiver mounted in torpedo casing |
| CN105716477B (en) * | 2016-01-28 | 2017-10-13 | 中国船舶重工集团公司第七一〇研究所 | A kind of disturbance separator low under water |
| CN107036494A (en) * | 2016-11-17 | 2017-08-11 | 中国船舶重工集团公司第七0研究所 | A kind of drill mine for simulating actual Controlled Mine Countermeasures training |
| CN206420383U (en) * | 2017-01-13 | 2017-08-18 | 刘伟杰 | A kind of training exercise Imitating mine |
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