CN104061827A - Water pressure type underwater ignition device - Google Patents
Water pressure type underwater ignition device Download PDFInfo
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- CN104061827A CN104061827A CN201410292999.1A CN201410292999A CN104061827A CN 104061827 A CN104061827 A CN 104061827A CN 201410292999 A CN201410292999 A CN 201410292999A CN 104061827 A CN104061827 A CN 104061827A
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Abstract
The invention relates to a water pressure type underwater ignition device which is mainly and technically characterized by comprising a gland, a sealing ring I, a piston, a striker spring, a striker, a guide screw, a sealing gasket, a moving body, a sealing ring II, a needling detonator, a booster pellet, a detonating tube, a moving body spring, a body seat and a safety pin, wherein the gland 1, the sealing ring I, the piston, the striker spring and the striker form a striking mechanism; the guide screw, the sealing gasket, the moving body, the sealing ring II, the needling detonator, the moving body spring, the body seat and the safety pin form a safety mechanism of the device; the booster pellet and the detonating tube form a booster mechanism of the device; the striker spring and the moving body spring are assembled and positioned in a non-energy-storage type natural expansion state. The water pressure type underwater ignition device has the characteristics of simple and reasonable structure, low manufacturing cost, reliable action and the like.
Description
Technical field
The present invention relates to a kind of hydraulic pressure type igniter under water, belong to firing technique field under water, it is mainly applicable to the depthkeeping percussion of Underwater Explosion test equipment and lights a fire.
Background technology
China marine site is vast, along with China by ocean big country the development to ocean power, often need to use Underwater Explosion test equipment to carry out scientific investigation and exploration to various different depth marine environment, marine resources, mrine geomorphy etc., this class scientific investigation Underwater Explosion test equipment is starved of a kind of trigger ignition device simple in structure, safe and reliable, easy and simple to handle.In background technology, current underwater fixed depth both domestic and external detonates and generally adopts mechanical delay fuse, two kinds of sparking mode of electronic time fuze, realize depthkeeping into the water time and detonate by controlling, these two kinds of sparking mode are due to its technology maturation, reliability is high, is mainly used at present on the depth charge product of antisubmarine or anti-torpedo.Due to mechanical delay fuse and all requisite mechanical delay device and electronic timing devices of including of electronic time fuze, can not meet well the percussion igniting of the Underwater Explosion test equipment taking scientific investigation as object, for this reason, we to hydraulic pressure type under water igniter develop.
Summary of the invention
Technical problem to be solved by this invention is that a kind of hydraulic pressure type igniter under water will be provided, its adopts the design of detonating of hydraulic pressure depthkeeping, the different hydraulic pressure that utilize different water depth to produce, realize the percussion igniting of Underwater Explosion test equipment by the arming of depthkeeping hydraulic pressure, can the Reliable guarantee positional precision of fire point under water.
The technical scheme that the present invention solves its technical problem employing is: it comprises gland, sealing ring I, piston, striker spring, firing pin, guider screw, gasket seal, movable body, sealing ring II, the perverse detonator of pin, booster gains, detonator, movable body spring, noumenal seat, safety plug
Described gland, sealing ring I, piston, striker spring, the firing pin composition hydraulic pressure type of the present invention firing lock of igniter under water,
Described guider screw, gasket seal, movable body, sealing ring II, the perverse detonator of pin, movable body spring, noumenal seat, safety plug form insurance institution of the present invention,
Described booster gains, detonator forms propagation of explosion of the present invention mechanism,
Noumenal seat is cavity type structure, and the upper end of noumenal seat is designed with vertical cylindrical cavity I, and the middle part of noumenal seat is designed with the cylindrical cavity II of level, the bottom of noumenal seat is designed with center stepped hole, on the outer steps face of noumenal seat, there is a screw, between cavity I and cavity II, have a connection through hole
There is a circular hole at the center of the gland of firing lock, has 4 permeable holes around the mutual equidistant design in 90 ° on radius circumference that waits of circular hole,
The top of piston is with a central boss, and the keyhole I that has a level to connect in boss has a ring annular groove around the upper design of the piston of central boss,
The central boss external diameter on the circular hole of gland and piston top is consistent,
Firing pin, striker spring, piston are loaded in the vertical cylindrical cavity I in noumenal seat upper end successively, the front end of firing pin is plugged in the through hole of noumenal seat, one end of striker spring is set in the step bead of firing pin rear end, the other end of striker spring is loaded in the cavity of piston, piston top is loaded in cavity I by the inwall of striker spring the cavity I of fitting, sealing ring I is loaded in the annular groove of piston top bead
The central boss on piston top is set in the circular hole of gland, and gland screw thread spinning is on noumenal seat, and striker spring is in naturally flexible state after noumenal seat for gland spinning, and 4 permeable holes of gland and the annular groove of piston are connected,
The movable body of insurance institution is front and back end cylindrical shape with the level, the top of movable body external cylindrical surface has the gathering sill of level and the firing pin groove of level, there is a vertical step through-hole at the middle part of movable body, the tail end of the upper end of step through-hole and firing pin groove communicates, in the cylinder step of movable body rear end, there is a vertical keyhole II connecting
Sealing ring II is loaded in the cannelure of movable body rear portion bead, and the perverse detonator of pin is sticky to be loaded on the bottom stage face of step through-hole of movable body, and movable body spring is set in the front end of movable body,
Assemble in the cylindrical cavity II of the horizontally mounted noumenal seat of movable body middle part level of sealing ring II, the perverse detonator of pin, movable body spring, now movable body spring is in naturally flexible state, and the front end of firing pin is plugged in the firing pin groove of movable body through after the through hole of noumenal seat,
Gasket seal is loaded in the screw of noumenal seat, and guider screw spinning is press seal pad in screw, and the front end of guider screw is plugged in the gathering sill of movable body,
The two ends of safety plug were threaded onto respectively the keyhole I of piston and the keyhole II of movable body, and the exposed portions serve bending at safety plug two ends has a certain degree, and safety plug can not be deviate from,
Sticky being loaded in the stepped hole of noumenal seat bottom center of detonator of propagation of explosion mechanism, booster gains leans sticky being loaded on the step surface of stepped hole in rear portion of detonator.
The present invention compares produced beneficial effect with background technology
1, insurance institution of the present invention adopts manual safety pin and the insurance of hydraulic pressure safety twice, before use first by manually pulling out safety plug, the insurance of releasing first, when Underwater Explosion test equipment enters after water, water pressure safety mechanism utilizes after entering water to reach set depth sets hydraulic pressure releasing second hydraulic pressure safety, thereby safer in the time that duties are processed and use.
2, because striker spring, movable body spring are the non-energy storage type designs that adopts the flexible state of nature, therefore the perverse detonator of pin in propagation of explosion mechanism can not act on because insurance institution meets accident to remove, and the precision of the percussion under water of igniter igniting is under water easy to be guaranteed simultaneously.
3, it has the features such as simple and reasonable, low cost of manufacture, reliable effect.
Brief description of the drawings
Fig. 1 is the hydraulic pressure type of the present invention structural representation of igniter under water.
Fig. 2 is A-A view of Fig. 1.
Fig. 3 is the structure chart of noumenal seat 14 in Fig. 1.
Fig. 4 is the structure chart of piston 3 in Fig. 1.
Fig. 5 is the structure chart of gland 1 in Fig. 1.
Fig. 6 is that the P of Fig. 5 is to top view.
Fig. 7 is the structure chart of movable body 8 in Fig. 1.
Fig. 8 is view when percussion is lighted a fire after arming of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, most preferred embodiment of the present invention is further described.
A kind of hydraulic pressure type igniter under water, it comprises gland 1, sealing ring I 2, piston 3, striker spring 4, firing pin 5, guider screw 6, gasket seal 7, movable body 8, sealing ring II 9, the perverse detonator 10 of pin, booster gains 11, detonator 12, movable body spring 13, noumenal seat 14, safety plug 15.
Referring to Fig. 1, Fig. 2, gland 1, sealing ring I 2, piston 3, striker spring 4, firing pin 5 form the hydraulic pressure type of the present invention firing lock of igniter under water.
Guider screw 6, gasket seal 7, movable body 8, sealing ring II 9, the perverse detonator 10 of pin, movable body spring 13, noumenal seat 14, safety plug 15 form the hydraulic pressure type of the present invention insurance institution of igniter under water.
Booster gains 11, detonator 12 form the hydraulic pressure type of the present invention propagation of explosion mechanism of igniter under water.
Referring to Fig. 3, noumenal seat 14 is cavity type structure, the upper end of noumenal seat 14 is designed with vertical cylindrical cavity I 16, the middle part of noumenal seat 14 is designed with the cylindrical cavity II 18 of level, the bottom of noumenal seat 14 is designed with center stepped hole 19, on the outer steps face of noumenal seat 14, there is a screw 20, between cavity I 16 and cavity II 18, have a connection through hole 17.
Referring to Fig. 5, Fig. 6, in firing lock, there is a circular hole 23 at the center of gland 1, has 4 permeable holes 24 around the mutual equidistant design in 90 ° on radius circumference that waits of circular hole 23.
Referring to Fig. 4, the top of piston 3 is with a central boss, and the keyhole I 21 that has a level to connect in boss has a ring annular groove 22 around the upper design of the piston 3 of central boss.
The circular hole 23 of gland 1 is consistent with the central boss external diameter on piston 3 tops.
Referring to Fig. 1, firing pin 5, striker spring 4, piston 3 are loaded in the vertical cylindrical cavity I 16 in noumenal seat 14 upper ends successively.
The front end of firing pin 5 is plugged in the through hole 17 of noumenal seat 14.
One end of striker spring 4 is set in the step bead of firing pin 5 rear ends, and the other end of striker spring 4 is loaded in the cavity of piston 3.
Piston 3 leans striker spring 4 and the inwall of the cavity I 16 of fitting is loaded in cavity I 16.
In the annular groove of piston 3 top beads, sealing ring I 2 is housed.
The central boss on piston 3 tops is set in the circular hole 23 of gland 1, and gland 1 screw thread spinning is on noumenal seat 14, and spinning gland 1 is also adjusted the position of gland 1, makes striker spring 4 in naturally flexible state.
4 permeable holes 24 of spinning gland 1 rear pressing cover 1 and the annular groove 22 of piston 3 are connected.
Referring to Fig. 7, in insurance institution, movable body 8 is front and back end cylindrical shape with the level, the top of movable body 8 external cylindrical surfaces has the gathering sill 26 of level and the firing pin groove 28 of level, there is a vertical step through-hole 27 at the middle part of movable body 8, the tail end of the upper end of step through-hole 27 and firing pin groove 28 communicates, and has a vertical keyhole II 25 connecting in movable body 8 rear end cylinder steps.
Sealing ring II 9 is loaded in the cannelure of movable body 8 rear portion beads.
Sticky being loaded on the bottom stage face of step through-hole 27 of movable body 8 of the perverse detonator 10 of pin.
Movable body spring 13 is set in the front end of movable body 8.
Referring to Fig. 1, assemble in the cylindrical cavity II 18 of the horizontally mounted noumenal seat 14 middle part levels of movable body 8 of sealing ring II 9, the perverse detonator 10 of pin, movable body spring 13, movable body 8 assembles rear movable body spring 13 in naturally flexible state, and the front end of firing pin 5 is plugged in the firing pin groove 28 of movable body 8 through after the through hole 17 of noumenal seat 14.
Gasket seal 7 is loaded in the screw 20 of noumenal seat 14, guider screw 6 spinnings press seal pad 7 in screw 20, and the front end of guider screw 6 is plugged in and in the gathering sill 26 of movable body 8, plays horizontally-guided effect and constrained motion body 8 rotates.
The two ends of safety plug 15 were threaded onto respectively the keyhole I 21 of piston 3 and the keyhole II 25 of movable body 8, and the exposed portions serve bending at safety plug 15 two ends has a certain degree, and safety plug 15 can not be deviate from.
In propagation of explosion mechanism, detonator 12 is sticky to be loaded in the stepped hole 19 of noumenal seat 14 bottom center.
Booster gains 11 leans sticky being loaded on the step surface of stepped hole 19 in rear portion of detonator 12.
The course of work:
When use, the two ends of safety plug 15 are extracted respectively from the keyhole I 21 of piston 3 and the keyhole II 25 of movable body 8, then by Underwater Explosion test equipment, it is rendered in water, in Underwater Explosion test equipment sinking process, igniter is born the effect of hydraulic pressure under water, flow action by 4 permeable holes 24 on gland 1 is in piston 3, the spring force that piston 3 overcomes striker spring 4 moves down compression striker spring 4 until striker spring 4 reaches maximum compressibility, when igniter under water drops to default while using the degree of depth, movable body 8 overcomes the spring force horizontal movement of movable body spring 13 under Water Pressure, in the time that movable body 8 moves to armed position, firing pin 5 and the perverse detonator 10 of pin, detonator 12, booster gains 11 aligns, firing pin 5 moves down rapidly the perverse detonator 10 of perverse firing pin and gets angry under the spring-force driven dual of striker spring 4, the perverse detonator 10 of pin is ignited detonator 12 successively, booster gains 11 and the powder charge of Underwater Explosion test equipment.
Claims (3)
1. a hydraulic pressure type igniter under water, is characterized in that comprising gland (1), sealing ring I (2), piston (3), striker spring (4), firing pin (5), guider screw (6), gasket seal (7), movable body (8), sealing ring II (9), the perverse detonator of pin (10), booster gains (11), detonator (12), movable body spring (13), noumenal seat (14), safety plug (15);
Described gland (1), sealing ring I (2), piston (3), striker spring (4), firing pin (5) the composition hydraulic pressure type of the present invention firing lock of igniter under water;
Described guider screw (6), gasket seal (7), movable body (8), sealing ring II (9), the perverse detonator of pin (10), movable body spring (13), noumenal seat (14), safety plug (15) the composition hydraulic pressure type of the present invention insurance institution of igniter under water;
Described booster gains (11), detonator (12) the composition hydraulic pressure type of the present invention propagation of explosion mechanism of igniter under water;
Noumenal seat (14) is cavity type structure, the upper end of noumenal seat (14) is designed with vertical cylindrical cavity I (16), the middle part of noumenal seat (14) is designed with the cylindrical cavity II (18) of level, the bottom of noumenal seat (14) is designed with center stepped hole (19), on the outer steps face of noumenal seat (14), there is a screw (20), between cavity I (16) and cavity II (18), have a connection through hole (17);
There is a circular hole (23) at the center of the gland (1) of firing lock, has 4 permeable holes (24) around the mutual equidistant design in 90 ° on radius circumference that waits of circular hole (23);
The top of piston (3) is with a central boss, and the keyhole I (21) that has a level to connect in boss has a ring annular groove (22) around the upper design of the piston (3) of central boss;
The circular hole (23) of gland 1 is consistent with the central boss external diameter on piston (3) top;
Firing pin (5), striker spring (4), piston (3) is loaded in the vertical cylindrical cavity I (16) in noumenal seat (14) upper end successively, the front end of firing pin (5) is plugged in the through hole (17) of noumenal seat (14), one end of striker spring (4) is set in the step bead of firing pin (5) rear end, the other end of striker spring (4) is loaded in the cavity of piston (3), piston (3) leans striker spring (4) and the inwall of the cavity I (16) of fitting is loaded in cavity I (16), sealing ring I (2) is loaded in the annular groove of piston (3) top bead,
The central boss on piston (3) top is set in the circular hole (23) of gland (1), gland (1) screw thread spinning is upper in noumenal seat (14), and 4 permeable holes 24 of gland (1) and the annular groove (22) of piston (3) are connected;
The movable body (8) of insurance institution is front and back end cylindrical shape with the level, the top of movable body (8) external cylindrical surface has the gathering sill (26) of level and the firing pin groove (28) of level, there is a vertical step through-hole (27) at the middle part of movable body (8), the tail end of the upper end of step through-hole (27) and firing pin groove (28) communicates, and has a vertical keyhole II (25) connecting in the cylinder step of movable body (8) rear end;
Sealing ring II (9) is loaded in the cannelure of movable body (8) rear portion bead, the perverse detonator of pin (10) is sticky to be loaded on the bottom stage face of step through-hole (27) of movable body (8), and movable body spring (13) is set in the front end of movable body (8);
Assemble in the cylindrical cavity II (18) of the horizontally mounted noumenal seat of movable body (8) (14) middle part level of sealing ring II (9), the perverse detonator of pin (10), movable body spring (13), the front end of firing pin (5) is plugged in the firing pin groove (28) of movable body (8) through after the through hole (17) of noumenal seat (14);
Gasket seal (7) is loaded in the screw (20) of noumenal seat (14), guider screw (6) spinning press seal pad (7) in screw (20), the front end of guider screw (6) is plugged in the gathering sill (26) of movable body (8);
The two ends of safety plug (15) were threaded onto respectively the keyhole I (21) of piston (3) and the keyhole II (25) of movable body (8), the exposed portions serve bending at safety plug (15) two ends has a certain degree, and safety plug (15) can not be deviate from;
Sticky being loaded in the stepped hole (19) of noumenal seat (14) bottom center of detonator (12) of propagation of explosion mechanism, booster gains (11) leans sticky being loaded on the step surface of stepped hole (19) in rear portion of detonator (12).
2. hydraulic pressure type according to claim 1 igniter under water, is characterized in that: described gland (1) spinning after the noumenal seat (14) striker spring (4) in the state that naturally stretches.
3. hydraulic pressure type according to claim 1 igniter under water, is characterized in that: described movable body (8) assembles rear movable body spring (13) in naturally flexible state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410292999.1A CN104061827A (en) | 2014-06-26 | 2014-06-26 | Water pressure type underwater ignition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410292999.1A CN104061827A (en) | 2014-06-26 | 2014-06-26 | Water pressure type underwater ignition device |
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| Publication Number | Publication Date |
|---|---|
| CN104061827A true CN104061827A (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410292999.1A Pending CN104061827A (en) | 2014-06-26 | 2014-06-26 | Water pressure type underwater ignition device |
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| CN (1) | CN104061827A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677204A (en) * | 2015-02-13 | 2015-06-03 | 湖北三江航天红林探控有限公司 | Fuze isolation mechanism |
| CN105180722A (en) * | 2015-08-27 | 2015-12-23 | 江南工业集团有限公司 | Combined underwater sound source device |
| CN105572743A (en) * | 2016-01-09 | 2016-05-11 | 江西新明机械有限公司 | Acoustic survey depthkeeping sound source device |
| CN108302992A (en) * | 2018-01-15 | 2018-07-20 | 山西大学 | A kind of underwater equipment that applies to has the explosion isolation device that mechanically insures |
| CN113551566A (en) * | 2021-07-26 | 2021-10-26 | 江西新明机械有限公司 | Underwater depthkeeping explosion sound production device |
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|---|---|---|---|---|
| GB1137212A (en) * | 1967-06-16 | 1968-12-18 | Thulinverken Ab | Improvements in igniters for depth charges |
| US4016815A (en) * | 1974-11-01 | 1977-04-12 | Aktiebolaget Thulinverken | Depth charge igniter |
| US4455940A (en) * | 1982-06-28 | 1984-06-26 | The United States Of America As Represented By The Secretary Of The Army | Random time delay fuze |
| US4487126A (en) * | 1982-03-04 | 1984-12-11 | Rheinmetall Gmbh | Safety fuse with automatic underwater self-disarming |
| CN201569379U (en) * | 2009-11-28 | 2010-09-01 | 中国船舶重工集团公司第七一○研究所 | Joint pull (action) fuze and water pressure 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 |
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2014
- 2014-06-26 CN CN201410292999.1A patent/CN104061827A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1137212A (en) * | 1967-06-16 | 1968-12-18 | Thulinverken Ab | Improvements in igniters for depth charges |
| US4016815A (en) * | 1974-11-01 | 1977-04-12 | Aktiebolaget Thulinverken | Depth charge igniter |
| US4487126A (en) * | 1982-03-04 | 1984-12-11 | Rheinmetall Gmbh | Safety fuse with automatic underwater self-disarming |
| US4455940A (en) * | 1982-06-28 | 1984-06-26 | The United States Of America As Represented By The Secretary Of The Army | Random time delay fuze |
| CN201569379U (en) * | 2009-11-28 | 2010-09-01 | 中国船舶重工集团公司第七一○研究所 | Joint pull (action) fuze and water pressure 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 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677204A (en) * | 2015-02-13 | 2015-06-03 | 湖北三江航天红林探控有限公司 | Fuze isolation mechanism |
| CN105180722A (en) * | 2015-08-27 | 2015-12-23 | 江南工业集团有限公司 | Combined underwater sound source device |
| CN105572743A (en) * | 2016-01-09 | 2016-05-11 | 江西新明机械有限公司 | Acoustic survey depthkeeping sound source device |
| CN108302992A (en) * | 2018-01-15 | 2018-07-20 | 山西大学 | A kind of underwater equipment that applies to has the explosion isolation device that mechanically insures |
| CN113551566A (en) * | 2021-07-26 | 2021-10-26 | 江西新明机械有限公司 | Underwater depthkeeping explosion sound production device |
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Application publication date: 20140924 |