CN114001587B - Delay firing device of non-electric explosion system - Google Patents
Delay firing device of non-electric explosion system Download PDFInfo
- Publication number
- CN114001587B CN114001587B CN202111257051.9A CN202111257051A CN114001587B CN 114001587 B CN114001587 B CN 114001587B CN 202111257051 A CN202111257051 A CN 202111257051A CN 114001587 B CN114001587 B CN 114001587B
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- China
- Prior art keywords
- pin
- firing
- electric
- firing pin
- fire cap
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- 238000010304 firing Methods 0.000 title claims abstract description 70
- 238000004880 explosion Methods 0.000 title claims abstract description 17
- 238000010008 shearing Methods 0.000 claims abstract description 6
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000005474 detonation Methods 0.000 claims description 5
- 230000005284 excitation Effects 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims 3
- 230000003111 delayed effect Effects 0.000 claims 1
- 229920001971 elastomer Polymers 0.000 claims 1
- 239000000806 elastomer Substances 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 description 4
- 239000002360 explosive Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A19/00—Firing or trigger mechanisms; Cocking mechanisms
- F41A19/06—Mechanical firing mechanisms, e.g. counterrecoil firing, recoil actuated firing mechanisms
- F41A19/13—Percussion or firing pins, i.e. fixed or slidably-mounted striker elements; Mountings therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to a novel delay firing device of a non-electric explosion system, which comprises a shell (1), a thermal battery (2), a delay control board (3), a fire cap spittoon (4), a firing pin (5), an electric pin puller (6), a spring (7), a firing pin (8), a fire cap (9) and a shearing pin (11); the middle part of the inner cavity of the shell (1) is separated by a baffle plate to form two cavities, one side of the baffle plate is sequentially provided with a spring, a firing pin (8), a fire cap spittoon (4), a thermal battery (2) and a time delay control board (3), and the other side of the baffle plate is provided with a firing pin (5); the shearing pin (11) penetrates through the side wall of the shell and is connected with the firing pin (5); the electric pin puller (6) passes through the side wall of the shell and is connected with the firing pin (5); the time delay control board (3) is connected with the electric pin puller (6) through a lead. The firing device can be used by a non-rotary bullet in a strong magnetic field emission environment and has the characteristics of high reliability, high safety and controllable time delay.
Description
Technical Field
The invention belongs to the technical field of initiating explosive devices, relates to a non-electric explosion system delay firing device, and particularly relates to a non-rotary ammunition delay firing device in a strong magnetic field environment.
Background
The non-electric explosion system is to make up a plurality of independent firearms in a weapon system into a system through some intermediate devices or components, and the system is detonated by only one electric initiating explosive device, so the safety and reliability of the first-mentioned element represent the safety and reliability of the system. In order to ensure that the initiating explosive device system reliably works in a strong magnetic field, strong stray current and strong radio frequency electromagnetic radiation emission environment and the whole system is not damaged by the error of a first element, the delay firing device of the non-electric explosion system is designed to improve the safety, reliability and delay controllability of the non-electric explosion system in the strong magnetic field environment.
The traditional delay firing device of the non-electric explosion system cannot meet the requirement of effective work in a strong magnetic field emission environment, an electric detonator is easy to be interfered by a strong magnetic field and cannot be reliably detonated, a mechanical detonator is complex in structure and low in reliability, delay firing time cannot be accurately controlled, and even if reliable firing is realized, the delay time is also in the second level.
Disclosure of Invention
The invention provides a delay firing device of a non-electric explosion system, which aims to solve the technical problems that: 1. under the strong magnetic field emission environment, the first element is reliably triggered; 2. firing the non-electric explosion system initiator with the only impact overload.
In order to solve the technical problems, the invention provides a non-electric explosion system delay firing device, which is characterized by comprising: the device comprises a shell 1, a thermal battery 2, a time delay control board 3, a fire cap spittoon 4, a firing pin 5, an electric pin puller 6, a compression spring 7, a firing pin 8, a fire cap 9 and a shearing pin 11; the middle part of the inner cavity of the shell 1 is separated by a baffle plate to form two cavities, one side of the baffle plate is sequentially provided with a compression spring, a firing pin 8, a fire cap spittoon 4, a thermal battery 2 and a time delay control board 3, and the other side of the baffle plate is provided with a firing pin 5; two ends of the compression spring are fixedly connected with the baffle plate and the firing pin 8 respectively; a shear pin 11 is connected to the striker 8 through the side wall of the housing; the time delay control board 3 is fixed at the end part of the shell; the fire cap spittoon 4 is fixedly connected with the thermal battery 2, and a fire cap 9 is arranged on the fire cap spittoon 4; the electric pin puller 6 passes through the side wall of the shell and is connected with the firing pin 5; the delay control board 3 is connected with the electric pin puller 6 through a wire.
The device excites the thermal battery by utilizing the impact overload during the emission, and utilizes the time difference between the excitation time of the thermal battery and the residence time of the projectile body in the gun barrel to keep away from the strong magnetic field emission environment, and the delay time and the electric pin puller are controlled by using the delay circuit board, so that the delay time is improved to the millisecond level. Before the electric pin puller is released, the firing pin in the firing device can be limited in the axial direction and the radial direction, and after the electric pin puller is released, the firing pin in the device can reliably fire the next-stage charge.
The beneficial effects are that: according to the invention, the thermal battery is excited by utilizing impact overload during emission, the time difference between the excitation time of the thermal battery and the residence time of the projectile body in the gun barrel is utilized to be far away from the strong magnetic field emission environment, and the delay time and the electric pin puller are controlled by using the delay circuit board, so that the delay time is increased to the millisecond level. Before the electric pin puller is released, the firing pin in the firing device can be limited in the axial direction and the radial direction, and after the electric pin puller is released, the firing pin in the device can reliably fire the next-stage charge. The device has the advantages of simple structure, low cost, good working reliability, controllable delay time and extremely high reliability and safety. Can work in a stronger magnetic field emission environment and has high practical application value. Better satisfies the initiation of the non-rotary bomb with controllable time delay.
Drawings
FIG. 1 is a non-electric explosion system time delay firing device.
Detailed Description
To make the objects, contents and advantages of the present invention more apparent, the following detailed description of the specific embodiments of the present invention will be given.
The invention provides a delay firing device of a non-electric explosion system, which comprises the following components: the device comprises a shell 1, a thermal battery 2, a time delay control board 3, a fire cap spittoon 4, a firing pin 5, an electric pin puller 6, a compression spring 7, a firing pin 8, a fire cap 9, a fixing bolt 10 and a shearing pin 11;
the middle part of the inner cavity of the shell 1 is separated by a baffle plate to form two cavities, one side of the baffle plate is sequentially provided with a compression spring, a firing pin 8, a fire cap spittoon 4, a thermal battery 2 and a time delay control board 3, and the other side of the baffle plate is provided with a firing pin 5; two ends of the compression spring are fixedly connected with the baffle plate and the firing pin 8 respectively; a shear pin 11 is connected to the striker 8 through the side wall of the housing; the time delay control plate 3 is fixed at the end part of the shell through a fixing bolt 10; the fire cap spittoon 4 is fixedly connected with the thermal battery 2, and a fire cap 9 is arranged on the fire cap spittoon 4; the electric pin puller 6 passes through the side wall of the shell and is connected with the firing pin 5; the delay control board 3 is connected with the electric pin puller 6 through a wire. The housing 1 may be of a split type structure.
The shell is made of stainless steel, the fire cap spittoon is made of aluminum alloy materials, the firing pin and the firing pin are made of stainless steel, the fire cap, the thermal battery and the electric pin puller are made of standard products, the universality is strong, and the structure is simple.
The detonation firing device has the following action principle: the non-electric explosion system delay firing device is fixed inside the projectile body. The firing pin 8 cuts off the shear pin 11 under the action of the impact overload during firing, the firing pin 8 pierces the fire cap 9 under the action of the compression spring 7, and the fire cap 9 acts to excite the thermal battery 2. In the time range, the projectile body is far away from the strong magnetic field environment, the thermal battery 2 supplies power to the delay control board 3, and the delay circuit board enables the electric pin puller 6 to work according to the delay time designed in advance, so that the firing pin 5 is relieved of insurance, and when the projectile body receives the next impact, the firing pin 5 is overloaded by reverse impact and is successfully fired.
The device excites the thermal battery by utilizing the impact overload during the emission, and utilizes the time difference between the excitation time of the thermal battery and the residence time of the projectile body in the gun barrel to keep away from the strong magnetic field emission environment, and the delay time and the electric pin puller are controlled by using the delay circuit board, so that the delay time is improved to the millisecond level. Before the electric pin puller is released, the firing pin in the firing device can be limited in the axial direction and the radial direction, and after the electric pin puller is released, the firing pin in the device can reliably fire the next-stage charge.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.
Claims (6)
1. A non-electric detonation system time delay firing device, comprising: the device comprises a shell (1), a thermal battery (2), a time delay control board (3), a fire cap spittoon (4), a firing pin (5), an electric pin puller (6), a compression spring (7), a firing pin (8), a fire cap (9) and a shearing pin (11); the middle part of the inner cavity of the shell (1) is separated by a partition plate to form two cavities, one side of the partition plate is sequentially provided with a compression spring, a firing pin (8), a fire cap spittoon (4), a thermal battery (2) and a time delay control board (3), and the other side of the partition plate is provided with a firing pin (5); two ends of the compression spring are respectively and fixedly connected with the baffle plate and the firing pin (8); the shear pin (11) penetrates through the side wall of the shell and is connected with the firing pin (8); the time delay control board (3) is fixed at the end part of the shell; the fire cap spittoon (4) is fixedly connected with the thermal battery (2), and a fire cap (9) is arranged on the fire cap spittoon (4); the electric pin puller (6) passes through the side wall of the shell and is connected with the firing pin (5); the time delay control board (3) is connected with the electric pin puller (6) through a lead; under the action of a compression spring (7), the firing pin (8) cuts off the shearing pin (11), the firing pin (8) pierces the fire cap (9), the fire cap (9) acts on the excitation thermal battery (2), the thermal battery (2) supplies power to the delay control panel (3), the delay circuit board enables the electric pin puller (6) to work according to the delay time designed in advance, so that the firing pin (5) is relieved from insurance, and when the elastomer is impacted next time, the firing pin (5) is subjected to reverse impact overload and is fired smoothly.
2. The non-electric detonation system delay firing device of claim 1 wherein the housing is stainless steel.
3. The non-electric explosion system time delay firing device of claim 1, wherein the firecap spittoon is made of aluminum alloy material.
4. The delayed firing device of a non-electric explosion system of claim 1, wherein the striker pin and the firing pin are made of stainless steel.
5. The delay firing device of a non-electric explosion system according to claim 1, wherein the housing (1) is of a split type structure.
6. The non-electric detonation system delay firing device of claim 1 wherein the non-electric detonation system delay firing device is secured within the projectile body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111257051.9A CN114001587B (en) | 2021-10-27 | 2021-10-27 | Delay firing device of non-electric explosion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111257051.9A CN114001587B (en) | 2021-10-27 | 2021-10-27 | Delay firing device of non-electric explosion system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114001587A CN114001587A (en) | 2022-02-01 |
| CN114001587B true CN114001587B (en) | 2023-11-24 |
Family
ID=79924369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111257051.9A Active CN114001587B (en) | 2021-10-27 | 2021-10-27 | Delay firing device of non-electric explosion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114001587B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1920846A1 (en) * | 1968-04-29 | 1969-11-06 | Honeywell Inc | Electrochemical cell or battery that can be activated with a delay |
| US4417498A (en) * | 1981-09-14 | 1983-11-29 | General Dynamics, Pomona Division | Firing mechanism for rocket launchers |
| FR2559253A1 (en) * | 1984-02-02 | 1985-08-09 | Matra | Couplable electrical and pneumatic supply source for a launching carriage. |
| EP1178550A1 (en) * | 2000-08-04 | 2002-02-06 | Junghans Feinwerktechnik GmbH & Co.KG | Activable battery for an artillery initiator |
| CN103712518A (en) * | 2013-12-10 | 2014-04-09 | 山西北方晋东化工有限公司 | Mechanical fire extinguishing bullet firing device launching under low chamber pressure |
| CN203607490U (en) * | 2013-11-29 | 2014-05-21 | 贵州梅岭电源有限公司 | Active device of trigger type thermobattery |
| CN204243137U (en) * | 2014-12-12 | 2015-04-01 | 贵州梅岭电源有限公司 | A kind of low overload type activation heat cell apparatus |
| CN104567536A (en) * | 2015-01-22 | 2015-04-29 | 湖北三江航天红林探控有限公司 | Percussion sparking device |
| CN112066788A (en) * | 2020-09-04 | 2020-12-11 | 北方特种能源集团有限公司西安庆华公司 | High-safety and high-reliability mechanical firing mechanism |
| CN112325700A (en) * | 2020-10-30 | 2021-02-05 | 湖北三江航天红林探控有限公司 | Firing type double-safety post-launching delay ignition device |
-
2021
- 2021-10-27 CN CN202111257051.9A patent/CN114001587B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1920846A1 (en) * | 1968-04-29 | 1969-11-06 | Honeywell Inc | Electrochemical cell or battery that can be activated with a delay |
| US4417498A (en) * | 1981-09-14 | 1983-11-29 | General Dynamics, Pomona Division | Firing mechanism for rocket launchers |
| FR2559253A1 (en) * | 1984-02-02 | 1985-08-09 | Matra | Couplable electrical and pneumatic supply source for a launching carriage. |
| EP1178550A1 (en) * | 2000-08-04 | 2002-02-06 | Junghans Feinwerktechnik GmbH & Co.KG | Activable battery for an artillery initiator |
| CN203607490U (en) * | 2013-11-29 | 2014-05-21 | 贵州梅岭电源有限公司 | Active device of trigger type thermobattery |
| CN103712518A (en) * | 2013-12-10 | 2014-04-09 | 山西北方晋东化工有限公司 | Mechanical fire extinguishing bullet firing device launching under low chamber pressure |
| CN204243137U (en) * | 2014-12-12 | 2015-04-01 | 贵州梅岭电源有限公司 | A kind of low overload type activation heat cell apparatus |
| CN104567536A (en) * | 2015-01-22 | 2015-04-29 | 湖北三江航天红林探控有限公司 | Percussion sparking device |
| CN112066788A (en) * | 2020-09-04 | 2020-12-11 | 北方特种能源集团有限公司西安庆华公司 | High-safety and high-reliability mechanical firing mechanism |
| CN112325700A (en) * | 2020-10-30 | 2021-02-05 | 湖北三江航天红林探控有限公司 | Firing type double-safety post-launching delay ignition device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114001587A (en) | 2022-02-01 |
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| CB03 | Change of inventor or designer information |
Inventor after: Wang Duan Inventor after: Wang Wei Inventor after: Li Shuai Inventor after: Guo Jin Inventor after: Ji Xiaogang Inventor before: Wang Wei Inventor before: Li Shuai Inventor before: Wang Duan Inventor before: Guo Jin Inventor before: Ji Xiaogang |
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| CB03 | Change of inventor or designer information |