CN113465455B - Manual hydraulic pressure composite safety mechanism - Google Patents
Manual hydraulic pressure composite safety mechanism Download PDFInfo
- Publication number
- CN113465455B CN113465455B CN202110870590.3A CN202110870590A CN113465455B CN 113465455 B CN113465455 B CN 113465455B CN 202110870590 A CN202110870590 A CN 202110870590A CN 113465455 B CN113465455 B CN 113465455B
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- Prior art keywords
- safety
- base body
- pressure sensing
- sides
- rod
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C14/00—Mechanical fuzes characterised by the ammunition class or type
- F42C14/02—Mechanical fuzes characterised by the ammunition class or type for hand grenades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
Abstract
The invention is suitable for the field of insurance, and provides a manual hydraulic composite insurance mechanism, which comprises an upper seat body and further comprises: a base means for supporting an internal structure; the mechanical safety device is used for providing first safety for the device through mechanical movement; and the hydraulic pressure safety device is used for opening the second safety of the device under the action of hydraulic pressure. The technology is mainly applied to the field of grenades, when a user releases a first fuse in a base device on the ground, a second hydraulic fuse is not released, and a detonating device is still in a fuse state; along with the sinking of the device at the water bottom, the water pressure is increased, and the device in the water pressure safety is pressed to unlock, so that the detonation is carried out; the device utilizes the characteristic of environmental change, realizes the advantage of double insurance and ensures that the safety performance of the igniter is better.
Description
Technical Field
The invention belongs to the field of insurance, and particularly relates to a manual hydraulic composite insurance mechanism.
Background
Various firearms are arranged in various underwater weapons and ammunitions, safety insurance and detonation control are required to be carried out on the firearms, especially, the requirement on safety is higher, along with the development of the ammunitions, the requirement on a safety mechanism is higher and higher, double-environment double insurance needs to be met, the size is as small as possible, and the weight is as light as possible.
The prior art safety devices are primarily a manually removable safety device that is triggered upon contact.
However, the safety device of the prior art cannot realize double insurance, that is, cannot be relieved under the specific environment needing relief, so that the using effect of the safety device of the prior art is poor, and the device is directly scrapped.
Disclosure of Invention
The embodiment of the invention aims to provide a manual hydraulic composite safety mechanism, and aims to solve the problem that the safety device in the prior art cannot realize double safety, namely cannot release safety in a specific environment needing to release safety, so that the safety device in the prior art has poor use effect and directly causes the scrapping of the device. The embodiment of the invention is realized in such a way that the manual hydraulic composite safety mechanism comprises an upper seat body and further comprises:
the base device is arranged on one side of the upper base body and is used for supporting an internal structure;
the mechanical safety device is arranged in the base device and is used for providing first safety for the device through mechanical movement;
and the hydraulic safety device is arranged on one side of the mechanical safety device and is used for opening a second safety of the device under the action of hydraulic pressure.
According to a further technical scheme, the base device comprises a lower base body which is connected to one side of the upper base body in a covering mode, and the upper base body is connected with the lower base body through threads.
Further technical scheme, mechanical safety device is including running through the safety pin of pegging graft in last pedestal inside, the middle part movable mounting of going up the pedestal has last ejector pin, the pressure membrane is installed to the bottom overlap joint of going up the ejector pin, ejector pin down is installed to the bottom overlap joint of pressure membrane, the pressure ring has been placed to the both sides of lower ejector pin, one side of pressure ring and one side of pressure membrane contact each other, pressure membrane pressure spiral shell is installed to the side position overlap joint of pressure membrane, the bumper bar is installed to one side overlap joint of lower ejector pin, insurance spring has been cup jointed to the both sides of bumper bar.
Further technical scheme, water pressure safeties is including seting up the water course in last pedestal both sides, and the both sides fixed mounting of bumper has the bumper to press the spiral shell, and the steel ball has been placed to the inside cavity of bumper pressure spiral shell bottom, and the side position of steel ball is provided with the insurance post, and the cavity has been seted up to the inside of lower pedestal, and the inside fixed mounting of cavity has micro-gap switch, and one side of micro-gap switch corresponds each other with the both sides of pressure sensing circle.
In a further technical scheme, grooves are formed in two sides of the bumper.
According to the further technical scheme, arc-shaped grooves are formed in two sides of the middle of the safety post.
According to the further technical scheme, a safety column spring is sleeved on one side of the safety column, and a safety column plug is fixed at the bottom of the safety column spring.
The embodiment of the invention provides a manual hydraulic composite safety mechanism, which is mainly applied to the field of grenades, wherein when a user releases a first safety in a base device on the ground, a second hydraulic safety is not released, and a detonating device is still in a safety state; along with the sinking of the device at the water bottom, the water pressure is increased, and the device in the water pressure safety is pressed to unlock, so that the detonation is carried out; the device utilizes the characteristic of environmental change, realizes the advantage of double insurance and ensures that the safety performance of the igniter is better.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a side view of an embodiment of the present invention;
FIG. 3 is a front view of an embodiment of the present invention after arming;
fig. 4 is a side view of an embodiment of the present invention after arming.
In the drawings: 1 upper base body, 2 pressure sensing film pressing screws, 3 safety posts, 4 lower base bodies, 5 upper ejector rods, 6 steel balls, 7 safety post springs, 8 safety post screw plugs, 9 pressure sensing films, 10 pressure sensing rings, 11 safety rods, 12 safety rod springs, 13 safety pins, 14 lower ejector rods, 15 safety rod pressing screws and 16 micro switches.
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 and 2, a manual hydraulic composite safety mechanism provided for an embodiment of the present invention includes an upper seat body 1, and further includes:
the base device is arranged on one side of the upper base body 1 and is used for supporting the internal structure;
the mechanical safety device is arranged in the base device and is used for providing first safety for the device through mechanical movement;
and the hydraulic safety device is arranged on one side of the mechanical safety device and is used for opening a second safety of the device under the action of hydraulic pressure.
In the embodiment of the invention, the technology is mainly applied to the field of grenades, when a user releases the first fuse in the base device on the ground, the hydraulic fuse of the second fuse is not released, and the detonating device is still in a fuse state; along with the sinking of the device at the water bottom, the water pressure is increased, and the device in the water pressure safety is pressed to unlock, so that the detonation is carried out; the device utilizes the characteristic of environmental change, realizes the advantage of double insurance and ensures that the safety performance of the igniter is better.
As shown in fig. 1 and 3, as a preferred embodiment of the present invention, the base device includes a lower housing 4 covering one side of the upper housing 1, and the upper housing 1 and the lower housing 4 are connected by a screw.
In the embodiment of the present invention, the upper housing 1 and the lower housing 4 serve as housing means of the safety device.
As shown in fig. 1, 3 and 4, as a preferred embodiment of the present invention, the mechanical safety device includes a safety pin 13 inserted into the upper seat body 1, an upper top rod 5 is movably installed at the middle portion of the upper seat body 1, a pressure sensing film 9 is installed at the bottom of the upper top rod 5 in an overlapping manner, a lower top rod 14 is installed at the bottom of the pressure sensing film 9 in an overlapping manner, pressure sensing rings 10 are placed at both sides of the lower top rod 14, one side of each pressure sensing ring 10 is in contact with one side of the pressure sensing film 9, a pressure sensing film pressure screw 2 is installed at the side portion of the pressure sensing film 9 in an overlapping manner, a safety rod 11 is installed at one side of the lower top rod 14 in an overlapping manner, and safety springs 12 are sleeved at both sides of the safety rod 11.
In the embodiment of the invention, a safety pin 13, an upper ejector rod 5, a pressure sensing film 9, a lower ejector rod 14, a pressure sensing film pressure screw 2 and a pressure sensing ring 10 are arranged in an upper seat body 1, a safety rod 11, a safety rod spring 12, a steel ball 6, two safety columns 3, two safety column springs 7, two safety column screw plugs 8 and two micro switches 16 are arranged in a lower seat body 4, the upper seat body 1 is connected with the lower seat body 4 through screws, and each micro switch 16 throws an output line out of the seat body. The micro switch can be a two-pin switch, a three-pin switch, a four-pin switch or a six-pin switch, and can be selectively installed according to the use requirement; in the safety state, the safety pin 13 blocks the upper ejector rod 5, the upper ejector rod 5 blocks the lower ejector rod 14 through the pressure sensing film 9, the lower ejector rod 14 blocks the safety rod 11, the safety rod 11 blocks the steel ball 6, the safety columns 3 are provided with arc-shaped notches, the steel ball 6 is positioned in the arc-shaped notches to block one of the safety columns 3, and the safety columns 3 block the pressure sensing ring 10. Under the environment of service processing and transportation at ordinary times, the safety pin cannot retract into the lower seat body, and the two micro switches cannot act.
As shown in fig. 1, 3 and 4, as a preferred embodiment of the present invention, the hydraulic pressure safety device includes water channels formed at two sides of an upper seat body 1, safety rod pressing screws 15 are fixedly installed at two sides of a safety rod 11, a steel ball 6 is placed in a cavity at the bottom of the safety rod pressing screw 15, a safety post 3 is disposed at a side portion of the steel ball 6, a cavity is formed in a lower seat body 4, a micro switch 16 is fixedly installed in the cavity, and one side of the micro switch 16 corresponds to two sides of a pressure sensing ring 10.
In the embodiment of the invention, when the safety lock is used, the safety pin 13 is pulled out, the safety rod 11 bounces upwards under the elastic force of the safety rod spring 12, the upper ejector rod 5 is ejected up through the lower ejector rod 14 and the pressure sensing film 9, at the moment, the safety rod 11 retracts into the lower seat body 4, the first safety is released, meanwhile, the notch on the safety rod 11 is positioned at the position of the steel ball 6, the steel ball 6 can fall into the notch, and the restraint on the safety post 3 is released; a product provided with the mechanism is put into water, in the process of sinking, under the action of water pressure, the annular surface of the outer ring of the pressure sensing film 9 deforms downwards to push the pressure sensing ring 10, the pressure sensing ring 10 pushes the two safety posts 3 to overcome the elastic force of the safety post springs 7 to move downwards, and the pressure sensing ring 10 moves in place to press the micro switch 16 to act, so that the second safety is relieved. When the safety device continues to sink, the water pressure is increased, the safety column 8 blocks the steel ball 6, the steel ball 6 is positioned in the notch of the safety rod 11, and the safety rod 11 cannot be pushed downwards by the pressure sensing film 9 at the moment and still can be in a safety release state.
After the safety pin 13 is pulled out, if the safety pin is not required to be put in, the upper ejector rod 5 can be pressed down, the safety pin 13 is inserted into the hole again, and the safety mechanism is in a safety state again.
As shown in fig. 1 and 2, as a preferred embodiment of the present invention, both sides of the bumper 11 are provided with grooves.
In the embodiment of the invention, the groove is used for realizing the limiting through the steel ball 6.
As shown in fig. 1 and 3, as a preferred embodiment of the present invention, arc-shaped grooves are formed on both sides of the middle portion of the safety post 3.
In the embodiment of the invention, the arc-shaped groove is used for realizing the limiting through the steel ball 6.
As shown in fig. 1, 3 and 4, as a preferred embodiment of the present invention, a safety post spring 7 is sleeved on one side of the safety post 3, and a safety post plug 8 is fixed at the bottom of the safety post spring 7.
In the embodiment of the invention, the safety post spring 7 is a device for ejecting and retracting the safety post 3, and the safety post plug 8 is a device for supporting the safety post spring 7.
The embodiment of the invention provides a manual hydraulic composite safety mechanism, which is mainly applied to the field of grenades, wherein when a user releases the first safety in a base device on the ground, the hydraulic safety of the second safety is not released, and a detonating device is still in a safety state; along with the sinking of the device at the water bottom, the water pressure is increased, and the device in the water pressure safety is pressed to unlock, so that the detonation is carried out; the device utilizes the characteristic of environmental change, realizes the advantage of double insurance and ensures that the safety performance of the igniter is better.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (4)
1. The utility model provides a compound insurance mechanism of manual water pressure, includes upper base body, its characterized in that still includes:
the base device is arranged on one side of the upper base body and is used for supporting an internal structure;
the mechanical safety device is arranged in the base device and used for providing first safety for the manual hydraulic pressure composite safety mechanism through mechanical movement;
the hydraulic safety device is arranged on one side of the mechanical safety device and is used for opening a second safety of the manual hydraulic composite safety mechanism under the action of water pressure;
the base device comprises a lower base body which is covered on one side of an upper base body, and the upper base body is connected with the lower base body through threads;
the mechanical safety device comprises a safety pin which penetrates through and is inserted into the upper base body, an upper ejector rod is movably mounted in the middle of the upper base body, a pressure sensing film is mounted at the bottom of the upper ejector rod in an overlapping mode, a lower ejector rod is mounted at the bottom of the pressure sensing film in an overlapping mode, pressure sensing rings are placed on two sides of the lower ejector rod, one side of each pressure sensing ring is in contact with one side of the pressure sensing film, pressure sensing film pressing screws are mounted at the side edge of the pressure sensing film in an overlapping mode, a safety rod is mounted at one side of the lower ejector rod in an overlapping mode, and safety springs are sleeved on two sides of the safety rod;
the hydraulic pressure safety device comprises water channels formed in two sides of the upper base body, safety rod pressing screws are fixedly mounted on two sides of each safety rod, steel balls are placed in cavities at the bottoms of the safety rod pressing screws, safety columns are arranged on the side edges of the steel balls, cavities are formed in the lower base body, micro switches are fixedly mounted in the cavities, and one sides of the micro switches correspond to two sides of the pressure sensing ring.
2. The manual hydraulic pressure composite safety mechanism according to claim 1, wherein grooves are arranged on two sides of the safety lever.
3. The manual hydraulic composite safety mechanism according to claim 2, wherein arc-shaped grooves are formed in two sides of the middle portion of the safety post.
4. The manual hydraulic pressure composite safety mechanism according to claim 2, wherein a safety post spring is sleeved on one side of the safety post, and a safety post plug is fixed at the bottom of the safety post spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110870590.3A CN113465455B (en) | 2021-07-30 | 2021-07-30 | Manual hydraulic pressure composite safety mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110870590.3A CN113465455B (en) | 2021-07-30 | 2021-07-30 | Manual hydraulic pressure composite safety mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN113465455A CN113465455A (en) | 2021-10-01 |
| CN113465455B true CN113465455B (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110870590.3A Active CN113465455B (en) | 2021-07-30 | 2021-07-30 | Manual hydraulic pressure composite safety mechanism |
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| Country | Link |
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| CN (1) | CN113465455B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB295145A (en) * | 1916-06-24 | 1928-09-13 | Harry Louis D Estoteville Skip | Improvements in and relating to submarine mines, and other explosive charges for submarine use |
| US3151557A (en) * | 1963-03-12 | 1964-10-06 | Bendix Corp | Pressure actuated fuze |
| CN101706238A (en) * | 2009-11-28 | 2010-05-12 | 中国船舶重工集团公司第七一○研究所 | Combined fuze tripping-hydraulic mechanism |
| CN204043532U (en) * | 2014-06-26 | 2014-12-24 | 江南工业集团有限公司 | A kind of hydraulic pressure type underwater ignition device |
| CN112525021A (en) * | 2020-08-17 | 2021-03-19 | 西安机电信息技术研究所 | Small-size in-chamber environment sensitive mechanism |
-
2021
- 2021-07-30 CN CN202110870590.3A patent/CN113465455B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB295145A (en) * | 1916-06-24 | 1928-09-13 | Harry Louis D Estoteville Skip | Improvements in and relating to submarine mines, and other explosive charges for submarine use |
| US3151557A (en) * | 1963-03-12 | 1964-10-06 | Bendix Corp | Pressure actuated fuze |
| CN101706238A (en) * | 2009-11-28 | 2010-05-12 | 中国船舶重工集团公司第七一○研究所 | Combined fuze tripping-hydraulic mechanism |
| CN204043532U (en) * | 2014-06-26 | 2014-12-24 | 江南工业集团有限公司 | A kind of hydraulic pressure type underwater ignition device |
| CN112525021A (en) * | 2020-08-17 | 2021-03-19 | 西安机电信息技术研究所 | Small-size in-chamber environment sensitive mechanism |
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| Publication number | Publication date |
|---|---|
| CN113465455A (en) | 2021-10-01 |
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