CN102878870A - Extinguishment shrapnel type rocket bomb - Google Patents
Extinguishment shrapnel type rocket bomb Download PDFInfo
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- CN102878870A CN102878870A CN2012104205980A CN201210420598A CN102878870A CN 102878870 A CN102878870 A CN 102878870A CN 2012104205980 A CN2012104205980 A CN 2012104205980A CN 201210420598 A CN201210420598 A CN 201210420598A CN 102878870 A CN102878870 A CN 102878870A
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- 230000000694 effects Effects 0.000 claims abstract description 11
- 238000009413 insulation Methods 0.000 claims description 101
- ZBMRKNMTMPPMMK-UHFFFAOYSA-N 2-amino-4-[hydroxy(methyl)phosphoryl]butanoic acid;azane Chemical compound [NH4+].CP(O)(=O)CCC(N)C([O-])=O ZBMRKNMTMPPMMK-UHFFFAOYSA-N 0.000 claims description 56
- 239000002184 metal Substances 0.000 claims description 29
- 230000000295 complement effect Effects 0.000 claims description 21
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- 238000012856 packing Methods 0.000 claims description 11
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- 239000003864 humus Substances 0.000 abstract 1
- 239000007769 metal material Substances 0.000 abstract 1
- 229910052755 nonmetal Inorganic materials 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
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- 238000010792 warming Methods 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to an extinguishment rocket bomb and belong to the field of civil fire extinguishing bombs. The extinguishment bomb of is in a shrapnel filling form, thereby obviously strengthens the actual effect of long-distance fire field extinguishment operation. The extinguishment bomb carries a drag parachute, is used for air or ground extinguishment in a flame covering region, and can definitely land safely and reliably from the high altitude; the extinguishment bomb carries a time delay self-destroying fuse by oneself, thereby improving the use security of the extinguishment bomb; wiring terminal switchover is adopted to replace the traditional manner of direct drilling holes for wiring, and effectively meeting the requirement on sealing and heat-shielding performance; the major part of the tail of the bomb is made of a non-metal material in a die forming manner, ground dry humus layer in a forest can be prevented from secondary combustion, the weight of the extinguishment rocket bomb is light, and the product burden is reduced; and an empennage piece which is particularly a roll camber empennage can be folded, a rocket gun barrel firomg requirement is realized, and the extinguishment accuracy is high.
Description
Technical field
The present invention relates to a kind of fire extinguishing carrier rocket, belong to civilian fire extinguisher bomb field.
Background technology
The tradition fire extinguishing, at present on the pattern of putting out a fire to save life and property, still generally adopting by single manpower fire extinguishing, manpower fire extinguishing is main with mechanization fire extinguishing, the fire extinguishing shell for mortar mode of combining, fire extinguishing shell for mortar commonly used on the market, the general monoblock type that adopts fills the extinguishing chemical mode more, yet there is following shortcoming in the fire extinguisher bomb of this structure:
At first, the fire-fighting area of monoblock type single-shot fire extinguisher bomb is less, and be bullet and land trigger-type, can only be to ground fire effect, but forest fire and miscellaneous cause are very different, and flame will be altered and be burnt the above height of 10m, and center intensity of a fire temperature can reach degree more than 1000, be aloft to burn after particularly trees catch fire in the forest, it is not obvious to the treatment effect of forest fire that present integral body is landed the trigger-type fire extinguisher bomb.
Secondly, such fire extinguisher bomb does not possess self-destroying function, because special circumstances fail to do the time spent, the people and animals around the pick-up point is caused potential safety hazard when fire extinguisher bomb.
In addition, such fire-fighting rocket bomb all adopts not folding fin stabilising arrangement of plastic monoblock, inapplicable tubular type emission, and rocket ejects gun muzzle flight and does not rotate, and a little less than the antijamming capability, when improving range, fire accuracy is relatively poor.
Global warming in recent years, forest fire has the trend of obvious rising, and the forest extinguishing situation is sternly pretty, has a great responsibility, and accounts for to be of great significance in national economy; Therefore develop the civilian fire extinguisher bomb that is applicable to the forest fire environment and seem more urgent.
Summary of the invention
To the objective of the invention is to carry out long-range forest extinguishing in order solving in the forest fire that traditional fire-fighting rocket bomb is large in the intensity of a fire, personnel can't be close, in the scene of a fire, to open up rapidly the isolation strip; For professional fire brigade provides a kind of novel remote, efficient, safe fire-extinguishing apparatus.
The objective of the invention is to be achieved through the following technical solutions;
A kind of fire extinguishing shrapnel of the present invention, comprise blast cap, fire-extinguishing mine cabin body and inner fire-extinguishing mine, annular guard ring and push pedal assembly thereof, control cabinet housing and inner buster fuse, impelling medicine box, buster igniter thereof and seal heat insulation conductive mechanism, rocket engine, the rocket projectile projectile tail;
Wherein, fire-extinguishing mine comprises drag parachute, umbrella cover, umbrella rope, fire-extinguishing mine housing, extinguishing chemical, temperature-sensitive contact fuze;
Fill extinguishing chemical in the fire-extinguishing mine housing, the lower end of the fire-extinguishing mine housing temperature-sensitive contact fuze that is threaded, make temperature-sensitive contact fuze head-end ignition device be positioned at the fire-extinguishing mine enclosure interior and contact with extinguishing chemical, the heat-sensitive line of temperature-sensitive contact fuze rear end exposes outside the fire-extinguishing mine housing; Fire-extinguishing mine housing lower end also is connected with the time-delay self-destruction-type fuze; Fire-extinguishing mine housing upper end is processed with supporting seat, the center of supporting seat extends upward the cylinder locating shaft, connector is that the end and inner chamber are arranged is cylinder to an end, the bottom center of connector have with the fire-extinguishing mine housing on the manhole that is complementary of cylinder locating shaft external diameter, a bottomless end margin of connector extends upward the umbrella Connection Block; Connector is enclosed within outside the cylinder locating shaft, and connector has the end one side pressure on supporting seat, between connector inner chamber and cylinder locating shaft, ball bearing is installed, baffle ring is threaded on the cylinder locating shaft, and make between upper surface, cylinder locating shaft and the connector bottom surface through hole of the baffle ring of cylinder locating shaft and ball bearing and all leave glade plane space, the umbrella Connection Block of connector links to each other with drag parachute by the umbrella rope, and the drag parachute overcoat has the umbrella cover;
The push pedal assembly comprises Central Post, small sealing ring, push pedal body, insulation plate, insulation sleeve, conducting strip, packing ring, nut;
The push pedal body is conductive material, and the sidewall of push pedal body is processed with seal groove, and the center of push pedal body is processed with stepped through hole; The profile of insulation sleeve for the stepped through hole of push pedal body in the hat-shaped structure that is complementary of shape, the interior shape of insulation sleeve is cylindrical cavity, the crown position of insulation sleeve is processed with the binding post through hole; The rear end of Central Post is processed with external screw thread, the front end of Central Post to around extend the screens platform, the external diameter of Central Post front end screens platform and the internal diameter of insulation sleeve inner chamber are complementary; Insulation sleeve inserts in the stepped through hole of push pedal body, the backward screens of stepped through hole of brim structure and push pedal body by insulation sleeve, Central Post inserts in the insulation sleeve, and the threaded portion of Central Post is passed the binding post through hole of insulation sleeve, between Central Post outer wall and the insulation sleeve inner chamber small sealing ring is set, makes Central Post press closer backward screens of sealing ring by the screens platform structure of front end; The rear end of push pedal body, the outside of insulation sleeve are socketed insulation plate and conducting strip successively; The threaded portion of Central Post rear end screws and is pressed in the conducting strip of rearmost end by packing ring and nut, make the relative push pedal body of Central Post, insulation sleeve, insulation plate and conducting strip location;
Seal heat insulation conductive mechanism and comprise sealing thermal insulation board, conductive connector, insulating sleeve;
Sealing thermal insulation board sidewall is processed with external screw thread, sealing thermal insulation board sidewall front end is processed with seal groove, be processed with 3 stepped through holes on the sealing thermal insulation board plate face, and it is larger that this stepped through hole is positioned at the aperture of engine one side, all successively cementation insulating sleeve and conductive connector in each stepped through hole of sealing thermal insulation board, two end faces of each conductive connector, the one group of screw-nut that respectively is threaded, nut arranges heat insulating mattress with sealing thermal insulation board joint, wherein two conductive connectors are as the interface channel of fuse and rear end, and the another one conductive connector is as the interface channel of time-delay self-destruction-type fuze and rear end in the front end fire-extinguishing mine.
The rocket projectile projectile tail comprises jet pipe leading portion metal shell, spout body, larynx lining, jet pipe back segment metal shell, sail shaft, spring, fin blade, retaining ring, retainer plate;
Spout body adopts plastic material, jet pipe leading portion metal shell and the jet pipe back segment metal shell that is used for connection suppressed in the front-end and back-end of spout body respectively one, the rear end of jet pipe leading portion is processed with blind hole, the front end of jet pipe back segment metal shell to around extend brace table, the empennage journal stirrup mounting groove and the caudal wing shaft that are processed with at same axis on the brace table of jet pipe back segment metal shell pass through the hole; The journal stirrup of empennage lower end is installed in the empennage journal stirrup mounting groove of jet pipe back segment, caudal wing shaft inserts from the stabilising arrangement lower end, and pass successively the caudal wing shaft of jet pipe back segment metal shell by two journal stirrups of hole and empennage, front end withstands in the blind hole of jet pipe leading portion rear end, caudal wing shaft at the jet pipe back segment is socketed retaining ring by rear end, hole screw thread, make the downward screens of caudal wing shaft, and by alignment pin retaining ring and jet pipe back segment are fixed; On the caudal wing shaft between two journal stirrups of empennage spring is installed, realize opening and closing up of the relative spout body of fin blade, and spacing to the empennage opening angle of the empennage journal stirrup mounting groove by jet pipe back segment metal shell, the fin blade after closing up is located by retainer plate; Fin blade adopts volume arc fin, and jet pipe adopts little inclined to one side jet pipe that pushes away, and shape structural parameters are in it: the convergence half-angle is 28 °; The expansion half-angle be 9 ° 22 '; The spray larynx is arc transition, and transition arc radius is 8mm; Nozzle throat is 16.3mm;
Fire-extinguishing mine cabin body front inner wall is processed with annular screens groove, and the annular screens groove of the profile of back-up ring and fire-extinguishing mine cabin body is complementary, and the inwall of back-up ring is processed with internal thread; Blast cap rear end outer wall is processed with the ring ladder groove, make blast cap rear end outer wall form three ring ladders, the internal diameter of the external diameter of the exterior annular groove of blast cap rear end outer wall and fire-extinguishing mine cabin body front end annular screens groove is complementary, and is processed with the external screw thread that is complementary with the back-up ring internal thread on the interior annular groove of blast cap rear end outer wall; Back-up ring is placed in the annular screens groove of fire-extinguishing mine cabin body, and by shear screw both are fixed, the fire-extinguishing mine cabin body that is fixed with back-up ring is socketed in the ring ladder groove of blast cap rear end, make between the interior annular groove of back-up ring and blast cap rear end outer wall to be threaded, and fire-extinguishing mine cabin body front end is connected with the exterior annular groove screens of blast cap rear end outer wall; Place fire-extinguishing mine in the body of fire-extinguishing mine cabin, each fire-extinguishing mine front end is placed the annular guard ring of parts processing, in the cavity of the annular guard ring of the drag parachute of each fire-extinguishing mine front end and umbrella cover insertion front end, in the body of fire-extinguishing mine cabin foremost annular guard ring and the back-up ring of fire-extinguishing mine cabin body front end between be provided with cushion pad, rearmost end is placed the push pedal assembly in the body of fire-extinguishing mine cabin, the umbrella cover of each fire-extinguishing mine and the fire-extinguishing mine rear end of front end are fixed, and umbrella cover and the blast cap of fire-extinguishing mine are fixed foremost; Body rear end, fire-extinguishing mine cabin is threaded with control cabinet housing front end, and control cabinet housing front end inner chamber presses closer push pedal assembly in the body of fire-extinguishing mine cabin by the positioning table structure, each parts in the body of fire-extinguishing mine cabin are closely cooperated, seal by large sealing packing ring between the inwall of the push pedal body sidewall of push pedal assembly and fire-extinguishing mine cabin body; Control cabinet housing rear end inwall is processed with and the internal thread that seals thermal insulation board sidewall external screw thread and be complementary, the front end of this internal thread is provided with positioning table, the sealing thermal insulation board is threaded in control cabinet housing rear end inwall, and by the forward screens of positioning table structure, seal by seal groove between the positioning table of sealing thermal insulation board and control cabinet housing, the buster fuse is fixed on the front console of sealing thermal insulation board, and buster fuse front end connects buster igniter and impelling medicine box; Control cabinet housing rear end be threaded successively rocket engine, rocket projectile projectile tail, blanking cover;
The time-delay self-destruction-type fuze of fire-extinguishing mine housing lower end is drawn two wires, wherein wire is connected with the Central Post that push pedal assembly front end stretches out by the crossed beam trunking of fire-extinguishing mine cabin body inwall processing, this Central Post draws at the extension of push pedal assembly rear end that the conductive connector front end extension as fire-extinguishing mine time-delay self-destruction-type fuze interface channel is connected on wire and the sealing thermal insulation board, and this conductive connector draws at the extension that seals the thermal insulation board rear end that wire passes rocket engine and the rocket projectile projectile tail extremely links to each other with one of self-destruction control circuit by the interface that sets on the blanking cover; Fire-extinguishing mine time-delay self-destruction-type fuze is drawn another root wire and is connected with fire-extinguishing mine cabin body, with the metal shell of rocket projectile as wire, the control cabinet housing sidewall of sealing thermal insulation board rear end draw wire pass rocket engine and rocket projectile projectile tail by on the blanking cover set interface and self-destruction control circuit another extremely link to each other, form fire-extinguishing mine time-delay self-destruction-type fuze bookbinding circuit;
Two wires that the bookbinding circuit of buster fuse is drawn, respectively by on the sealing thermal insulation board as two conductive connectors of fuse interface channel, pass rocket engine and rocket projectile projectile tail and link to each other with buster fuze control circuit by the interface that sets on the blanking cover, form buster fuse bookbinding circuit; The timing of buster fuse begin circuit by on the sealing thermal insulation board as two conductive connector connecting engine igniters of fuse interface channel, the timing of the control buster fuse that ignites by igniter begins.
The course of work
At first according to range transmission position, the place distance of catching fire, determine fire extinguishing shrapnel open the cabin fire-extinguishing mine dish out time and fire-extinguishing mine self-destruction time, fire control system is passed through respectively the bookbinding circuit of buster fuse and fire-extinguishing mine time-delay self-destruction-type fuze, buster fuse and fire-extinguishing mine time-delay self-destruction-type fuze delayed time set, at this moment, fire-extinguishing mine time-delay self-destruction-type fuze begins timing, and the buster fuse does not begin timing; Control the retrofire tool when fire control system and ignite, and then ignite motor grain, for rocket projectile provides flying power; In the time of the igniting of engine ignition tool, make the timing of buster fuse begin circuit start, the timing of buster fuse begins; After the time-delay of buster fuse reaches the scheduled time, the igniting of buster fuze actuation buster igniter, the buster igniter impelling medicine box that ignites, under the gas-flow effect, push pedal components drive front end fire-extinguishing mine and annular guard ring travel forward, and then cut off the fixing shear screw of back-up ring and fire-extinguishing mine cabin body, blast cap and back-up ring are dished out together; When fire-extinguishing mine is dished out successively subsequently, stretch by blast cap traction, the umbrella cover of fire-extinguishing mine is foremost extracted, its drag parachute is opened, this fire-extinguishing mine is extracted the umbrella cover of a rear fire-extinguishing mine again, and its drag parachute is opened, and then finishes the parachute-opening of dishing out of all fire-extinguishing mines; Fire-extinguishing mine under the effect of drag parachute, fall into the overhead flame zone in the scene of a fire after, ignite fire-extinguishing mine by heat-sensitive line, in the flame footprint territory, finish aerial or ground stereoscopic intersects fire extinguishing; To not acting on fire-extinguishing mine or not falling into the fire-extinguishing mine in the scene of a fire, according to the fire-extinguishing mine self-destruction time that sets before the emission, fire-extinguishing mine is finished self-destruction after the time, avoids potential safety hazard to occur.
Beneficial effect:
(1) fire-extinguishing mine of the present invention adopts shrapnel filling form, has realized the quick long-range ability of laying in advance of many pieces of fire-extinguishing mines has been strengthened the actual effect to the fire extinguishing operation of the remote scene of a fire significantly;
(2) fire-extinguishing mine of the present invention is self-contained a drag parachute, fire-extinguishing mine is slowly fallen in the sky, the scene of a fire, realize in the flame footprint territory, finishing aerial or ground fire-putting-out, and guaranteed that fire-extinguishing mine reliably lands from high-altitude safe, improved the serviceability of its long-range crossings on different level fire extinguishing;
(3) fire-extinguishing mine of the present invention self band time-delay self-destruction-type fuze has been realized can carrying out self-destruction according to the self-destruction time that sets in advance when normally effect or do not fall into the scene of a fire of fire-extinguishing mine, has improved the fire-extinguishing mine safety in utilization;
(4) the present invention is when having between the cabin body of seal request the line of mistake, adopts the binding post switching to replace the tradition line that directly punched, and efficiently solves this place to sealing the requirement of heat-proof quality, and avoiding not, work chamber body inner body lost efficacy before work.
(5) rocket projectile projectile tail compact conformation of the present invention, processing technology simple, be easy to assembling, major part is the nonmetallic materials die forming, can not make the dry sod generation in ground second-time burning in the forest, and lightweight, reduces product and bears a heavy burden; Fin blade can close up, and closes up rear outer profile size and can realize the requirement of rocket gun tubular type emission less than maximum caliber, and adopt volume arc empennage, makes the rocket projectile spiraling to improve fire accuracy, and the fire extinguishing degree of accuracy is high.
Description of drawings
Fig. 1 is fire extinguishing shrapnel general structure schematic diagram of the present invention;
Fig. 2 is the structural representation of fire extinguishing shrapnel Apoplexy cap separator of the present invention;
Fig. 3 is the structural representation of fire-extinguishing mine in the fire extinguishing shrapnel of the present invention;
Fig. 4 is the apparatus structure schematic diagram that untwists in the fire extinguishing shrapnel fire-extinguishing mine of the present invention;
Fig. 5 is the structural representation of push pedal assembly apparatus in the fire extinguishing shrapnel of the present invention;
Fig. 6 is the structural representation of the heat insulation conductive mechanism of sealing in the fire extinguishing shrapnel of the present invention;
Fig. 7 is little structural representation that pushes away inclined to one side Composite Nozzle in the fire extinguishing shrapnel of the present invention;
Fig. 8 is the structural representation of roll of plastic arc fin stabilization device in the fire extinguishing shrapnel of the present invention;
Wherein, 1-blast cap; 3-annular guard ring; The 4-fire-extinguishing mine; 5-fire-extinguishing mine cabin body; 6-push pedal assembly; 7-buster fuse; 8-control cabinet housing; 9-seals heat insulation conductive mechanism; The 10-rocket engine; 12-rocket projectile projectile tail; The 13-back-up ring; The 14-shear screw; The 15-cushion pad; The 18-drag parachute; The 19-umbrella cover; 20-umbrella rope; 22-fire-extinguishing mine housing; The 23-extinguishing chemical; 24-temperature-sensitive contact fuze; The 25-heat-sensitive line; The 26-baffle ring; The 30-connector; The 31-Central Post; The 32-small sealing ring; 33-push pedal body; The 34-insulation plate; The 35-insulation sleeve; The 36-conducting strip; The 37-packing ring; The 38-nut; The 39-large sealing packing ring; 43-seals thermal insulation board; The 47-insulating sleeve; The 48-conductive connector; 51-jet pipe leading portion metal shell; The 52-spout body; 53-larynx lining; 54-jet pipe back segment metal shell; The 55-sail shaft; The 56-spring; The 57-fin blade; The 58-retaining ring; The 59-retainer plate.
The specific embodiment
Below in conjunction with drawings and Examples content of the present invention is described further.
Embodiment
A kind of fire extinguishing shrapnel of the present invention, as shown in Figure 1, comprise blast cap 1, fire-extinguishing mine cabin body 5 and inner fire-extinguishing mine 4, annular guard ring 3 and push pedal assembly 6 thereof, control cabinet housing 8 and inner buster fuse 7, impelling medicine box, buster igniter thereof and seal heat insulation conductive mechanism 9, rocket engine 10, rocket projectile projectile tail 12;
Wherein, fire-extinguishing mine 4 as shown in Figure 3, comprises drag parachute 18, umbrella cover 19, umbrella rope 20, fire-extinguishing mine housing 22, extinguishing chemical 23, temperature-sensitive contact fuze 24;
Fire-extinguishing mine housing 22 interior filling extinguishing chemicals 23, the lower end of the fire-extinguishing mine housing 22 temperature-sensitive contact fuze 24 that is threaded, make temperature-sensitive contact fuze 24 head-end ignition devices be positioned at fire-extinguishing mine housing 22 inner and contact with extinguishing chemical 23, the heat-sensitive line 25 of temperature-sensitive contact fuze 24 rear ends exposes outside fire-extinguishing mine housing 22; Fire-extinguishing mine housing 22 lower ends also are connected with the time-delay self-destruction-type fuze;
Extinguishing chemical 23 adopts the super dry powder of carbon dioxide;
Fire-extinguishing mine housing 22 upper ends are processed with supporting seat, the center of supporting seat extends upward the cylinder locating shaft, connector 30 is that the end and inner chamber are arranged is cylinder to an end, the bottom center of connector 30 have with fire-extinguishing mine housing 22 on the manhole that is complementary of cylinder locating shaft external diameter, a bottomless end margin of connector 30 extends upward four umbrella Connection Blocks; Connector 30 is enclosed within outside the cylinder locating shaft, and connector 30 has the end one side pressure on supporting seat, between connector inner chamber and cylinder locating shaft, ball bearing is installed, baffle ring 26 is threaded on the cylinder locating shaft, and make between upper surface, cylinder locating shaft and the connector bottom surface through hole of the baffle ring 26 of cylinder locating shaft and ball bearing 28 and all leave glade plane space, four umbrella Connection Blocks of connector 30 link to each other with drag parachute 18 by umbrella rope 20, and drag parachute 18 overcoats have umbrella cover 19;
Push pedal assembly 6 as shown in Figure 5, comprises Central Post 31, small sealing ring 32, push pedal body 33, insulation plate 34, insulation sleeve 35, conducting strip 36, packing ring 37, nut 38.
Seal heat insulation conductive mechanism 9, as shown in Figure 6, comprise sealing thermal insulation board 43, conductive connector 48, insulating sleeve 47;
Sealing thermal insulation board 43 sidewalls are processed with external screw thread, sealing thermal insulation board 43 sidewall front ends are processed with seal groove, be processed with 3 stepped through holes on the sealing thermal insulation board 43 plate faces, and it is larger that this stepped through hole is positioned at the aperture of engine one side, all successively cementation insulating sleeve 47 and conductive connector 48 in each stepped through hole of sealing thermal insulation board 43, two end faces of each conductive connector, the one group of screw-nut that respectively is threaded, nut arranges heat insulating mattress with sealing thermal insulation board 43 joints, wherein two conductive connectors are as the interface channel of fuse and rear end, and the another one conductive connector is as the interface channel of time-delay self-destruction-type fuze and rear end in the front end fire-extinguishing mine.
Rocket projectile projectile tail 12 shown in Fig. 7,8, comprises jet pipe leading portion metal shell 51, spout body 52, larynx lining 53, jet pipe back segment metal shell 54, sail shaft 55, spring 56, fin blade 57, retaining ring 58, retainer plate 59;
Fire-extinguishing mine cabin body 5 front inner wall are processed with annular screens groove, and the annular screens groove of the profile of back-up ring 13 and fire-extinguishing mine cabin body 5 is complementary, and the inwall of back-up ring 13 is processed with internal thread; Blast cap rear end outer wall is processed with the ring ladder groove, make blast cap rear end outer wall form three ring ladders, the internal diameter of the external diameter of the exterior annular groove of blast cap rear end outer wall and fire-extinguishing mine cabin body 5 front ends annular screens groove is complementary, and is processed with the external screw thread that is complementary with the back-up ring internal thread on the interior annular groove of blast cap rear end outer wall; Back-up ring 13 is placed in the annular screens groove of fire-extinguishing mine cabin body 5, and by shear screw 14 both are fixed, the fire-extinguishing mine cabin body 5 that is fixed with back-up ring 13 is socketed in the ring ladder groove of blast cap rear end, make between the interior annular groove of back-up ring 13 and blast cap rear end outer wall to be threaded, and fire-extinguishing mine cabin body 5 front ends are connected with the exterior annular groove screens of blast cap rear end outer wall; Fire-extinguishing mine cabin body 5 interior placement fire-extinguishing mines 4, each fire-extinguishing mine front end is placed the annular guard ring 3 of parts processing, in the cavity of the annular guard ring 3 of the drag parachute 18 of each fire-extinguishing mine front end and umbrella cover 19 insertion front ends, in the fire-extinguishing mine cabin body 5 foremost annular guard ring 3 and the back-up ring 13 of fire-extinguishing mine cabin body 5 front ends between be provided with cushion pad 15, body 5 interior rearmost ends in fire-extinguishing mine cabin are placed push pedal assembly 6, the umbrella cover 19 of each fire-extinguishing mine is fixed with the fire-extinguishing mine rear end of front end, and the umbrella cover 19 of fire-extinguishing mine is fixed with blast cap foremost; Body 5 rear ends, fire-extinguishing mine cabin are threaded with control cabinet housing 8 front ends, and control cabinet housing 8 front end inner chambers press closer push pedal assembly 6 in the fire-extinguishing mine cabin body 5 by the positioning table structure, each parts in the fire-extinguishing mine cabin body 5 are closely cooperated, seal by large sealing packing ring 39 between the inwall of the push pedal body sidewall of push pedal assembly 6 and fire-extinguishing mine cabin body 5;
Control cabinet housing 8 rear end inwalls are processed with and the internal thread that seals thermal insulation board sidewall external screw thread and be complementary, the front end of this internal thread is provided with positioning table, sealing thermal insulation board 43 is threaded in control cabinet housing 8 rear end inwalls, and by the forward screens of positioning table structure, seal by seal groove between the positioning table of sealing thermal insulation board 43 and control cabinet housing 8, buster fuse 7 is fixed on the front console of sealing thermal insulation board 43, and buster fuse 7 front ends connect buster igniter and impelling medicine box; Control cabinet housing 8 rear ends be threaded successively rocket engine 10, rocket projectile projectile tail 12, blanking cover;
The time-delay self-destruction-type fuze of fire-extinguishing mine housing 22 lower ends is drawn two wires, wherein wire is connected with the Central Post 31 that push pedal assembly 6 front ends stretch out by the crossed beam trunking of fire-extinguishing mine cabin body 5 inwalls processing, this Central Post 31 draws at the extension of push pedal assembly 6 rear ends that the conductive connector front end extension as fire-extinguishing mine time-delay self-destruction-type fuze interface channel is connected on wire and the sealing thermal insulation board 43, and this conductive connector draws at the extension that seals thermal insulation board 43 rear ends that wire passes rocket engine and the rocket projectile projectile tail extremely links to each other with one of self-destruction control circuit by the interface that sets on the blanking cover;
Fire-extinguishing mine time-delay self-destruction-type fuze is drawn another root wire and is connected with fire-extinguishing mine cabin body 5, with the metal shell of rocket projectile as wire, control cabinet housing 8 sidewalls of sealing thermal insulation board 43 rear ends draw wire pass rocket engine and rocket projectile projectile tail by on the blanking cover set interface and self-destruction control circuit another extremely link to each other, form fire-extinguishing mine time-delay self-destruction-type fuze bookbinding circuit.
Two wires that the bookbinding circuit of buster fuse 7 is drawn, respectively by on the sealing thermal insulation board 43 as two conductive connectors of fuse interface channel, pass rocket engine and rocket projectile projectile tail and link to each other with buster fuze control circuit by the interface that sets on the blanking cover; The timing of buster fuse 7 begin circuit by on the sealing thermal insulation board 43 as two conductive connector connecting engine igniters of fuse interface channel, the timing of the control buster fuse 7 that ignites by igniter begins.
The course of work
At first according to range transmission position, the place distance of catching fire, determine fire extinguishing shrapnel open the cabin fire-extinguishing mine dish out time and fire-extinguishing mine self-destruction time, fire control system is passed through respectively the bookbinding circuit of buster fuse and fire-extinguishing mine time-delay self-destruction-type fuze, buster fuse and fire-extinguishing mine time-delay self-destruction-type fuze delayed time set, at this moment, fire-extinguishing mine time-delay self-destruction-type fuze begins timing, and the buster fuse does not begin timing; Control the retrofire tool when fire control system and ignite, and then ignite motor grain, for rocket projectile provides flying power; In the time of the igniting of engine ignition tool, make the timing of buster fuse begin circuit start, the timing of buster fuse begins; After the time-delay of buster fuse reaches the scheduled time, the igniting of buster fuze actuation buster igniter, the buster igniter impelling medicine box that ignites, under the gas-flow effect, push pedal components drive front end fire-extinguishing mine and annular guard ring travel forward, and then cut off the fixing shear screw of back-up ring and fire-extinguishing mine cabin body, blast cap and back-up ring are gone out by impelling together; When fire-extinguishing mine is dished out successively subsequently, stretch by blast cap traction, the umbrella cover of fire-extinguishing mine is foremost extracted, its drag parachute is opened, this fire-extinguishing mine is extracted the umbrella cover of a rear fire-extinguishing mine again, and its drag parachute is opened, and then finishes the parachute-opening of dishing out of all fire-extinguishing mines; Fire-extinguishing mine under the effect of drag parachute, fall into the overhead flame zone in the scene of a fire after, ignite fire-extinguishing mine by heat-sensitive line, in the flame footprint territory, finish aerial or ground stereoscopic intersects fire extinguishing; To not acting on fire-extinguishing mine or not falling into the fire-extinguishing mine in the scene of a fire, according to the fire-extinguishing mine self-destruction time that sets before the emission, fire-extinguishing mine is finished self-destruction after the time, avoids potential safety hazard to occur.
Claims (1)
1. fire extinguishing shrapnel, it is characterized in that: comprise blast cap, fire-extinguishing mine cabin body and inner fire-extinguishing mine, annular guard ring and push pedal assembly thereof, control cabinet housing and inner buster fuse, impelling medicine box, buster igniter thereof and seal heat insulation conductive mechanism, rocket engine, the rocket projectile projectile tail;
Wherein, fire-extinguishing mine comprises drag parachute, umbrella cover, umbrella rope, fire-extinguishing mine housing, extinguishing chemical, temperature-sensitive contact fuze;
Fill extinguishing chemical in the fire-extinguishing mine housing, the lower end of the fire-extinguishing mine housing temperature-sensitive contact fuze that is threaded, make temperature-sensitive contact fuze head-end ignition device be positioned at the fire-extinguishing mine enclosure interior and contact with extinguishing chemical, the heat-sensitive line of temperature-sensitive contact fuze rear end exposes outside the fire-extinguishing mine housing; Fire-extinguishing mine housing lower end also is connected with the time-delay self-destruction-type fuze; Fire-extinguishing mine housing upper end is processed with supporting seat, the center of supporting seat extends upward the cylinder locating shaft, connector is that the end and inner chamber are arranged is cylinder to an end, the bottom center of connector have with the fire-extinguishing mine housing on the manhole that is complementary of cylinder locating shaft external diameter, a bottomless end margin of connector extends upward the umbrella Connection Block; Connector is enclosed within outside the cylinder locating shaft, and connector has the end one side pressure on supporting seat, between connector inner chamber and cylinder locating shaft, ball bearing is installed, baffle ring is threaded on the cylinder locating shaft, and make between upper surface, cylinder locating shaft and the connector bottom surface through hole of the baffle ring of cylinder locating shaft and ball bearing and all leave glade plane space, the umbrella Connection Block of connector links to each other with drag parachute by the umbrella rope, and the drag parachute overcoat has the umbrella cover;
The push pedal assembly comprises Central Post, small sealing ring, push pedal body, insulation plate, insulation sleeve, conducting strip, packing ring, nut;
The push pedal body is conductive material, and the sidewall of push pedal body is processed with seal groove, and the center of push pedal body is processed with stepped through hole; The profile of insulation sleeve for the stepped through hole of push pedal body in the hat-shaped structure that is complementary of shape, the interior shape of insulation sleeve is cylindrical cavity, the crown position of insulation sleeve is processed with the binding post through hole; The rear end of Central Post is processed with external screw thread, the front end of Central Post to around extend the screens platform, the external diameter of Central Post front end screens platform and the internal diameter of insulation sleeve inner chamber are complementary; Insulation sleeve inserts in the stepped through hole of push pedal body, the backward screens of stepped through hole of brim structure and push pedal body by insulation sleeve, Central Post inserts in the insulation sleeve, and the threaded portion of Central Post is passed the binding post through hole of insulation sleeve, between Central Post outer wall and the insulation sleeve inner chamber small sealing ring is set, makes Central Post press closer backward screens of sealing ring by the screens platform structure of front end; The rear end of push pedal body, the outside of insulation sleeve are socketed insulation plate and conducting strip successively; The threaded portion of Central Post rear end screws and is pressed in the conducting strip of rearmost end by packing ring and nut, make the relative push pedal body of Central Post, insulation sleeve, insulation plate and conducting strip location;
Seal heat insulation conductive mechanism and comprise sealing thermal insulation board, conductive connector, insulating sleeve;
Sealing thermal insulation board sidewall is processed with external screw thread, sealing thermal insulation board sidewall front end is processed with seal groove, be processed with 3 stepped through holes on the sealing thermal insulation board plate face, and it is larger that this stepped through hole is positioned at the aperture of engine one side, all successively cementation insulating sleeve and conductive connector in each stepped through hole of sealing thermal insulation board, two end faces of each conductive connector, the one group of screw-nut that respectively is threaded, nut arranges heat insulating mattress with sealing thermal insulation board joint, wherein two conductive connectors are as the interface channel of fuse and rear end, and the another one conductive connector is as the interface channel of time-delay self-destruction-type fuze and rear end in the front end fire-extinguishing mine;
The rocket projectile projectile tail comprises jet pipe leading portion metal shell, spout body, larynx lining, jet pipe back segment metal shell, sail shaft, spring, fin blade, retaining ring, retainer plate;
Spout body adopts plastic material, jet pipe leading portion metal shell and the jet pipe back segment metal shell that is used for connection suppressed in the front-end and back-end of spout body respectively one, the rear end of jet pipe leading portion is processed with blind hole, the front end of jet pipe back segment metal shell to around extend brace table, the empennage journal stirrup mounting groove and the caudal wing shaft that are processed with at same axis on the brace table of jet pipe back segment metal shell pass through the hole; The journal stirrup of empennage lower end is installed in the empennage journal stirrup mounting groove of jet pipe back segment, caudal wing shaft inserts from the stabilising arrangement lower end, and pass successively the caudal wing shaft of jet pipe back segment metal shell by two journal stirrups of hole and empennage, front end withstands in the blind hole of jet pipe leading portion rear end, caudal wing shaft at the jet pipe back segment is socketed retaining ring by rear end, hole screw thread, make the downward screens of caudal wing shaft, and by alignment pin retaining ring and jet pipe back segment are fixed; On the caudal wing shaft between two journal stirrups of empennage spring is installed, realize opening and closing up of the relative spout body of fin blade, and spacing to the empennage opening angle of the empennage journal stirrup mounting groove by jet pipe back segment metal shell, the fin blade after closing up is located by retainer plate; Fin blade adopts volume arc fin, and jet pipe adopts little inclined to one side jet pipe that pushes away, and shape structural parameters are in it: the convergence half-angle is 28 °; The expansion half-angle be 9 ° 22 '; The spray larynx is arc transition, and transition arc radius is 8mm; Nozzle throat is 16.3mm;
Fire-extinguishing mine cabin body front inner wall is processed with annular screens groove, and the annular screens groove of the profile of back-up ring and fire-extinguishing mine cabin body is complementary, and the inwall of back-up ring is processed with internal thread; Blast cap rear end outer wall is processed with the ring ladder groove, make blast cap rear end outer wall form three ring ladders, the internal diameter of the external diameter of the exterior annular groove of blast cap rear end outer wall and fire-extinguishing mine cabin body front end annular screens groove is complementary, and is processed with the external screw thread that is complementary with the back-up ring internal thread on the interior annular groove of blast cap rear end outer wall; Back-up ring is placed in the annular screens groove of fire-extinguishing mine cabin body, and by shear screw both are fixed, the fire-extinguishing mine cabin body that is fixed with back-up ring is socketed in the ring ladder groove of blast cap rear end, make between the interior annular groove of back-up ring and blast cap rear end outer wall to be threaded, and fire-extinguishing mine cabin body front end is connected with the exterior annular groove screens of blast cap rear end outer wall; Place fire-extinguishing mine in the body of fire-extinguishing mine cabin, each fire-extinguishing mine front end is placed the annular guard ring of parts processing, in the cavity of the annular guard ring of the drag parachute of each fire-extinguishing mine front end and umbrella cover insertion front end, in the body of fire-extinguishing mine cabin foremost annular guard ring and the back-up ring of fire-extinguishing mine cabin body front end between be provided with cushion pad, rearmost end is placed the push pedal assembly in the body of fire-extinguishing mine cabin, the umbrella cover of each fire-extinguishing mine and the fire-extinguishing mine rear end of front end are fixed, and umbrella cover and the blast cap of fire-extinguishing mine are fixed foremost; Body rear end, fire-extinguishing mine cabin is threaded with control cabinet housing front end, and control cabinet housing front end inner chamber presses closer push pedal assembly in the body of fire-extinguishing mine cabin by the positioning table structure, each parts in the body of fire-extinguishing mine cabin are closely cooperated, seal by large sealing packing ring between the inwall of the push pedal body sidewall of push pedal assembly and fire-extinguishing mine cabin body; Control cabinet housing rear end inwall is processed with and the internal thread that seals thermal insulation board sidewall external screw thread and be complementary, the front end of this internal thread is provided with positioning table, the sealing thermal insulation board is threaded in control cabinet housing rear end inwall, and by the forward screens of positioning table structure, seal by seal groove between the positioning table of sealing thermal insulation board and control cabinet housing, the buster fuse is fixed on the front console of sealing thermal insulation board, and buster fuse front end connects buster igniter and impelling medicine box; Control cabinet housing rear end be threaded successively rocket engine, rocket projectile projectile tail, blanking cover;
The time-delay self-destruction-type fuze of fire-extinguishing mine housing lower end is drawn two wires, wherein wire is connected with the Central Post that push pedal assembly front end stretches out by the crossed beam trunking of fire-extinguishing mine cabin body inwall processing, this Central Post draws at the extension of push pedal assembly rear end that the conductive connector front end extension as fire-extinguishing mine time-delay self-destruction-type fuze interface channel is connected on wire and the sealing thermal insulation board, and this conductive connector draws at the extension that seals the thermal insulation board rear end that wire passes rocket engine and the rocket projectile projectile tail extremely links to each other with one of self-destruction control circuit by the interface that sets on the blanking cover; Fire-extinguishing mine time-delay self-destruction-type fuze is drawn another root wire and is connected with fire-extinguishing mine cabin body, with the metal shell of rocket projectile as wire, the control cabinet housing sidewall of sealing thermal insulation board rear end draw wire pass rocket engine and rocket projectile projectile tail by on the blanking cover set interface and self-destruction control circuit another extremely link to each other, form fire-extinguishing mine time-delay self-destruction-type fuze bookbinding circuit;
Two wires that the bookbinding circuit of buster fuse is drawn, respectively by on the sealing thermal insulation board as two conductive connectors of fuse interface channel, pass rocket engine and rocket projectile projectile tail and link to each other with buster fuze control circuit by the interface that sets on the blanking cover, form buster fuse bookbinding circuit; The timing of buster fuse begin circuit by on the sealing thermal insulation board as two conductive connector connecting engine igniters of fuse interface channel, the timing of the control buster fuse that ignites by igniter begins;
The course of work
At first according to range transmission position, the place distance of catching fire, determine fire extinguishing shrapnel open the cabin fire-extinguishing mine dish out time and fire-extinguishing mine self-destruction time, fire control system is passed through respectively the bookbinding circuit of buster fuse and fire-extinguishing mine time-delay self-destruction-type fuze, buster fuse and fire-extinguishing mine time-delay self-destruction-type fuze delayed time set, at this moment, fire-extinguishing mine time-delay self-destruction-type fuze begins timing, and the buster fuse does not begin timing; Control the retrofire tool when fire control system and ignite, and then ignite motor grain, for rocket projectile provides flying power; In the time of the igniting of engine ignition tool, make the timing of buster fuse begin circuit start, the timing of buster fuse begins; After the time-delay of buster fuse reaches the scheduled time, the igniting of buster fuze actuation buster igniter, the buster igniter impelling medicine box that ignites, under the gas-flow effect, push pedal components drive front end fire-extinguishing mine and annular guard ring travel forward, and then cut off the fixing shear screw of back-up ring and fire-extinguishing mine cabin body, blast cap and back-up ring are dished out together; When fire-extinguishing mine is dished out successively subsequently, stretch by blast cap traction, the umbrella cover of fire-extinguishing mine is foremost extracted, its drag parachute is opened, this fire-extinguishing mine is extracted the umbrella cover of a rear fire-extinguishing mine again, and its drag parachute is opened, and then finishes the parachute-opening of dishing out of all fire-extinguishing mines; Fire-extinguishing mine under the effect of drag parachute, fall into the overhead flame zone in the scene of a fire after, ignite fire-extinguishing mine by heat-sensitive line, in the flame footprint territory, finish aerial or ground stereoscopic intersects fire extinguishing; To not acting on fire-extinguishing mine or not falling into the fire-extinguishing mine in the scene of a fire, according to the fire-extinguishing mine self-destruction time that sets before the emission, fire-extinguishing mine is finished self-destruction after the time, avoids potential safety hazard to occur.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104205980A CN102878870A (en) | 2012-10-24 | 2012-10-24 | Extinguishment shrapnel type rocket bomb |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104205980A CN102878870A (en) | 2012-10-24 | 2012-10-24 | Extinguishment shrapnel type rocket bomb |
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| CN102878870A true CN102878870A (en) | 2013-01-16 |
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| CN2012104205980A Pending CN102878870A (en) | 2012-10-24 | 2012-10-24 | Extinguishment shrapnel type rocket bomb |
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| CN103363849A (en) * | 2013-08-06 | 2013-10-23 | 晋西工业集团有限责任公司 | Dispenser type lightning triggering rocket bomb bullet |
| CN103363850A (en) * | 2013-08-06 | 2013-10-23 | 晋西工业集团有限责任公司 | Dispenser type lightning triggering rocket bomb |
| CN103363850B (en) * | 2013-08-06 | 2015-04-08 | 晋西工业集团有限责任公司 | Dispenser type lightning triggering rocket bomb |
| CN103363849B (en) * | 2013-08-06 | 2015-05-20 | 晋西工业集团有限责任公司 | Dispenser type lightning triggering rocket bomb bullet |
| CN104225847A (en) * | 2014-08-21 | 2014-12-24 | 山西北方机械制造有限责任公司 | Remote fire extinguishing bomb for grenade |
| CN104399208A (en) * | 2014-12-08 | 2015-03-11 | 重庆长江特种装备有限公司 | Forest fire-extinguishing bomb |
| CN107115610A (en) * | 2017-06-09 | 2017-09-01 | 娄文忠 | The fire extinguisher bomb jettison system and its method of jettisoninging of a kind of individual equipment |
| CN107137845A (en) * | 2017-06-09 | 2017-09-08 | 娄文忠 | A kind of integral type fire extinguisher bomb jettison system of individual equipment and method of jettisoninging |
| CN107115610B (en) * | 2017-06-09 | 2019-08-30 | 娄文忠 | A kind of fire extinguisher bomb jettison system of individual equipment and its method of jettisoninging |
| CN107137845B (en) * | 2017-06-09 | 2019-09-17 | 娄文忠 | A kind of integral type fire extinguisher bomb jettison system of individual equipment and method of jettisoninging |
| CN110575636A (en) * | 2019-10-22 | 2019-12-17 | 北京机械设备研究所 | Fire extinguishing bomb and fire extinguishing method |
| CN110749249A (en) * | 2019-10-30 | 2020-02-04 | 河南北方红阳机电有限公司 | Bullet bottom sealing structure of gun projectile and bonding method |
| CN110841224A (en) * | 2019-11-19 | 2020-02-28 | 西安近代化学研究所 | Liquid-phase medicine-loading mechanical secondary scattering device |
| CN110841224B (en) * | 2019-11-19 | 2021-01-05 | 西安近代化学研究所 | Liquid-phase medicine-loading mechanical secondary scattering device |
| CN112161520A (en) * | 2020-09-05 | 2021-01-01 | 湖北航天飞行器研究所 | Rear cover structure of launch canister and installation and use method |
| CN114470578A (en) * | 2022-01-07 | 2022-05-13 | 北斗时空位置服务(北京)有限公司 | System-guiding fire extinguishing bomb |
| CN114849113A (en) * | 2022-06-13 | 2022-08-05 | 西安新竹防务应急科技有限公司 | Forest fire extinguishing shrapnel technology |
| CN115143847A (en) * | 2022-07-28 | 2022-10-04 | 西安现代控制技术研究所 | A heat-proof and sealed composite structure for the tail of a long-range projectile |
| CN115434827A (en) * | 2022-08-31 | 2022-12-06 | 山西北方兴安化学工业有限公司 | A Special Type Nozzle with Micro Thrust Eccentric |
| CN115434827B (en) * | 2022-08-31 | 2024-12-17 | 山西北方兴安化学工业有限公司 | Special-shaped jet pipe with micro-thrust eccentricity |
| CN116863635A (en) * | 2023-08-09 | 2023-10-10 | 江苏点创信息科技有限公司 | Forest fire emergency alarm judgment device and method |
| CN117449897A (en) * | 2023-11-20 | 2024-01-26 | 山西潞安环保能源开发股份有限公司 | Fire extinguishing device for mine |
| CN117449897B (en) * | 2023-11-20 | 2024-08-13 | 山西潞安环保能源开发股份有限公司 | Fire extinguishing device for mine |
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Application publication date: 20130116 |