CN208511750U - Airborne Extinguishing bomb - Google Patents

Airborne Extinguishing bomb Download PDF

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Publication number
CN208511750U
CN208511750U CN201820603757.3U CN201820603757U CN208511750U CN 208511750 U CN208511750 U CN 208511750U CN 201820603757 U CN201820603757 U CN 201820603757U CN 208511750 U CN208511750 U CN 208511750U
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China
Prior art keywords
face
connection cover
extinguishing
broken window
extinguishing chemical
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CN201820603757.3U
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Chinese (zh)
Inventor
李占科
李发铭
闫玉栋
郭佼
杨影
刘秧
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Juli Aviation Technology (Xi'an) Co.,Ltd.
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Northwestern Polytechnical University
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Abstract

A kind of airborne Extinguishing bomb, including broken window cone, main body and microrocket engine.Wherein, the end face that window cone is mounted on main body front end by body nose cone is broken;The broken window firing pin head passivation of the broken window cone, processes non-slip texture, to prevent from brokenly skidding between window striker and glass.Microrocket engine is mounted on the end face of the main body other end.The filling cabin center the Nei You powder column of main body and annular pack.Annular pack is for breaking extinguishing chemical filling cabin, support sleeve and shell;Center powder column is ignited inside extinguishing chemical, to discharge extinguishing chemical.The utility model can realize aerial platform carry and transmitting, not by fire extinguishing height limitation;Light weight, extinguishing chemical loading mass is big, sphere of action is big;Flying speed is fast, and rate of descent is small;Using quick and easy.

Description

Airborne Extinguishing bomb
Technical field
The invention belongs to fire extinguisher bomb technical fields, and in particular to a kind of airborne fire extinguisher bomb for skyscraper fire extinguishing.
Background technique
In fire-fighting domain, high level fire extinguishing is always a world-famous puzzle, and the fire risk of skyscraper and fire extinguishing are difficult Degree is far longer than general low-rise building.When on fire for general skyscraper, traditional extinguishing method is to allow disappear by fire-fighting rack Anti- member climb to tens meters height locate, fireman recycle hydraulic giant to ignition point implement put out a fire, it is clear that this method efficiency with Fire extinguishing height limitation is lacking and had in safety, once fire extinguishing height is just helpless beyond a certain range conventional method , and air attack robot has congenital sexual clorminance in high level fire extinguishing, but although various air attack podium levels go out not Thoroughly, but the slightly aobvious lag of the development of airborne fire-extinguishing apparatus, the corresponding high performance Airborne Fire Fighting Equipment of development could really play sky Advantage of the middle firefighting robot in high-rise fire extinguishing.
Application No. is propose a kind of fire extinguisher bomb in the innovation and creation of 201410710362.X.The fire extinguisher bomb uses high pressure gas Body propulsion device is more heavy, and the general lifting capacity of aerial platform is limited, and the fire at one that goes out needs repeatedly round-trip, this can be dropped significantly Low fire-fighting efficiency needs constantly to carry out gas filling when furthermore the bullet uses, is unsuitable for fire-fighting scene.
It is a kind of based on the fire extinguisher bomb for shedding mode in the air application No. is being proposed in the innovation and creation of 201610930267.X. The innovation and creation emphasis elaborates to hang fire after fire extinguisher bomb breaks window and shed the theory of extinguishing chemical, is not directed to pushing away for fire extinguisher bomb Into, broken window and the carry of aerial platform etc., more stress the narration for the mode of shedding.
Application No. is propose a kind of fire extinguisher bomb in the innovation and creation of 201610990378.X.The fire extinguisher bomb is by gunpowder explosion The thrust of generation pushes extinguishing chemical to kindling and sentences extinguishing fire source, and bullet inherently has spot fire hidden danger using gunpowder explosion; Although this fire extinguisher bomb can be thrown by aerial platform carry, there is no broken window abilities, generally have tempered glass guarantor with practical high level The reality of shield is not inconsistent, and limits it in the application of high level fire extinguishing.
Application No. is the fire extinguisher bombs that fire-fighting is proposed in 200420009379.4 innovation and creation.The fire extinguisher bomb is also by exploding The thrust of generation pushes extinguishing chemical at kindling to, leads to potential fire hidden danger, fire-fighting efficiency is not high, penetrates using the machine of firing Out, fire-fighting efficiency and precision are difficult to ensure.
Summary of the invention
For overcome the shortcomings of fire-fighting efficiency existing in the prior art it is low, there are fire hidden danger, the invention proposes A kind of airborne Extinguishing bomb.
The present invention includes broken window cone, main body and microrocket engine.Wherein, the broken window cone is pacified by body nose cone Mounted in the end face of main body one end;The microrocket engine is mounted on the end face of the main body other end.The main body Including extinguishing chemical filling cabin, preceding connection cover, rear connection cover, shell, guide rail slide block, center powder column, annular pack and rear cover.Its In, preceding connection cover and rear connection cover clamp the both ends for being fixed on shell respectively.Rear cover is located at one end of main body and is sleeved on institute It states in rear connection cover.The support sleeve is located in shell, and extinguishing chemical loads freight space in the support sleeve;And make the support sleeve Outer surface is Nian Jie with the inner surface of the shell, keeps the inner surface of the support sleeve Nian Jie with the extinguishing chemical filling outer surface in cabin.
In the filling cabin center the Nei You powder column and annular pack;Wherein the center powder column is located at the central axes in the filling storehouse On, and the both ends of the center powder column are Nian Jie with the inner face of preceding connection cover respectively;The annular pack is located at filling The middle section of cabin axial length, and it is bonded in the inner surface in the filling cabin.Guide rail is sliding there are two fixing in the shell external peripheral surface Block, and described two guide rail slide blocks are along the axial arranging of the shell;Described two guide rail slide blocks be located at main body end face The vertical fin of microrocket engine is on same vertical plane.
The support sleeve uses cage-shaped structure.
The end face at the support sleeve both ends inner face screw thread with the inner face of the preceding connection cover and rear connection cover respectively Connection;The end face of extinguishing chemical filling cabin one end and the inner face of preceding connection cover are fixed by card slot, and the end face of the other end connects with after The inner face for connecing lid is fixed by card slot.It is threadedly coupled between guide rail slide block and shell.Extinguishing chemical filling cabin one end, which has, goes out The filling hole of fiery agent.The annular pack is for breaking extinguishing chemical filling cabin, support sleeve and shell;Center powder column is in extinguishing chemical Portion is ignited, to discharge extinguishing chemical.
The inner face of the preceding connection cover has an axially projecting connection ring, and the external peripheral surface of the connection ring is and support sleeve The card slot of inner surface cooperation.The preceding connection cover outer end face also has axially projecting annular boss, the outer circle weekly form of the annular boss Face is the flank cooperated with body nose cone inner surface.The inner face has an axially projecting connection ring, the connection ring it is outer Diameter is less than the outer diameter of the rear connection cover, forms the seam allowance connecting with the main body.Also have in the outer end face of the rear connection cover The inner surface of axially projecting annular boss, the external peripheral surface and rear cover inner end groove of the boss is threadedly engaged.
The external peripheral surface of the rear cover is the conical surface.The inner hole of the rear cover inner end is threadedly coupled with rear connection cover, the rear cover Outer end end face center has the front connector with microrocket engine to cooperate blind screw hole.
The broken window cone includes broken window striker, secondary broken window lance, secondary impact bottom plate and body nose cone, broken window therein Striker is mounted at the vertex of a cone of the body nose cone tapered end by secondary broken window lance, and secondary impact bottom plate is mounted on the body The center of nose cone planar ends.The broken window striker front end is cone section, and rear end is isometrical section;Described isometrical section is installed by screw thread In the inner hole of body nose cone front end.The outer diameter of the secondary impact bottom plate is identical as the body nose cone back end inside diameter, And make to be connected by card slot therebetween.The front end face of secondary broken window lance is bonded with the inner face of the broken window striker, this two The rear end of secondary broken window lance is packed into the centre bore of the secondary impact bottom plate, and makes to be connected by card slot therebetween.It is located at Secondary broken window lance inside body nose cone can be improved body and break window ability.The head of the broken window striker is cone section, and will Head passivation, is machined with anti-skid chequer on the head, to prevent from brokenly skidding between window striker and glass, influences brokenly window.
The microrocket engine includes front connector, motor body, nozzle block, three powder columns, vertical fin, horizontal tail and folder Ring;Wherein: axial clamp ring there are four uniformly distributed in the external peripheral surface of the motor body.One end of front connector is packed into the hair One end of motivation shell, one end of nozzle block are packed into the other end of the motor body;Nozzle block is again respectively by air inlet section, receipts Contracting section, expansion segment composition.Three powder columns are enclosed in the engine shell body after being combined with triangle disposition, and are made described One end of powder column connects with the inner face of front connector.Four empennages are fixed on motor body external peripheral surface through clamp ring respectively On, form respectively the vertical fin and horizontal tail of microrocket engine;Vertical fin is trapezoid tail, and bottom length is 135mm, and upper bottom is long Degree is 100.29mm, is highly 27mm, vertical fin is RECTANGULAR WINGS, a length of 135mm, width 50mm.
There are radially projecting positioning step, the outer diameter of the step and the engine in the middle part of the front connector circumferential surface The outer diameter of shell is identical.The front connector inner face connects with powder column.
The inner surface of the nozzle block is made of air inlet section, contraction section, changeover portion and expansion segment.The air inlet section is located at should The front end of nozzle block, internal diameter 18mm, length 5.5mm.One end of the contraction section is connected with air inlet section, the contraction section Length is 5.5mm, and angle of throat is 45 °.The expansion segment is located at the rear end of the nozzle block, and makes one end and the contraction of the expansion segment The section other end is connected by changeover portion;The length of the expansion segment is 39mm, and the angle of flare is 24 °.
It include broken window cone in the present invention, the broken window firing pin head passivation of the broken window cone processes non-slip texture, to prevent brokenly window It skids between striker and glass, influences brokenly window.Secondary broken window lance is set inside body nose cone, improves body and breaks window energy Power.
In the present invention, there is annular pack in the middle part of extinguishing chemical filling cabin.By the annular pack break extinguishing chemical load cabin, Support sleeve and shell;Center powder column is placed in inside extinguishing chemical filling cabin 3, for discharging extinguishing chemical after igniting.
Compared with prior art, the present invention, which mentions, has the advantage that
One, can be achieved aerial platform carry and transmitting, not by fire extinguishing height limitation.
Conventional fire extinguisher bomb is generally carried along into the scene of a fire by fire fighter and puts out a fire or taken aim at by ground launch vehicle from bottom of the building Quasi- transmitting, the mode that fire fighter carries are limited to fire fighter and can not on a large scale and largely use, and car launcher transmitting then by The angle of departure for being limited to car launcher is not used to too high floor.Fire extinguisher bomb of the invention can be flown by aerial platform carry to catching fire High building is put out a fire, and eliminates the limitation of fire extinguishing height, and generally have tempered glass protection, fire extinguisher bomb of the invention in view of high-rise Window cone is also specially devised brokenly, realistic situation is more in line with.
Two, light weight, extinguishing chemical loading mass is big, sphere of action is big.
The material that structure of the invention uses is light material, and fire extinguisher bomb uses dry powder fire extinguishing agent, and density is small, quality Gently, therefore body structure can load more extinguishing chemicals.Since air attack platform lifting capacity and cruise duration are limited, fire extinguishing Playing light weight means that greater number of fire extinguisher bomb can be loaded with aerial platform, and extinguishing chemical loading mass means greatly Dan Mei The sphere of action and effect of fire extinguisher bomb fire extinguishing are more preferable, these are most important to fire-fighting efficiency is improved.
Three, using quick and easy.
Fire extinguisher bomb of the invention be it is disposable, be not necessarily to other extra preparations, be used cooperatively, emitted with mating guide rail Transmitting operation next time can be carried out on platform in the sky by carry fire extinguisher bomb again after finishing, time is short, easy to operate.
Four, flying speed is fast, and rate of descent is small.
The engine average thrust of fire extinguisher bomb proposed by the present invention is 500N, and peak acceleration reaches 166.7m/s2, flight Maximum speed can guarantee that it has good air force up to 50m/s, fire extinguisher bomb body configuration design of the invention in the process Performance and ballistic characteristics, aerodynamic drag is small in flight course, and flying speed is fast, and flight stability is high, while the design of empennage makes The rate of descent of fire extinguisher bomb body in certain distance flight course is small.
Detailed description of the invention
Fig. 1 is three dimensional structure diagram of the invention;
Fig. 2 is main view of the invention;
Fig. 3 is the structural schematic diagram of fire extinguisher bomb front end, and wherein Fig. 3 a is the axonometric drawing of front end, and Fig. 3 b is the decomposition of front end Figure, Fig. 3 c is the cross-sectional view of front end;
Fig. 4 is the structural schematic diagram in the middle part of fire extinguisher bomb, and wherein Fig. 4 a is the axonometric drawing in the middle part of fire extinguisher bomb, and Fig. 4 b is fire extinguisher bomb The exploded view at middle part, Fig. 4 c are the cross-sectional views in the middle part of fire extinguisher bomb, and Fig. 4 d is the partial enlarged view at the position A in Fig. 4 c;
Fig. 5 is the structural schematic diagram of fire extinguisher bomb rear end, and wherein Fig. 5 a is the axonometric drawing of fire extinguisher bomb rear end, and Fig. 5 b is fire extinguisher bomb The exploded view of rear end, Fig. 5 c are the cross-sectional views of fire extinguisher bomb rear end;
Fig. 6 is the structural schematic diagram of preceding connection cover;
Fig. 7 is the structural schematic diagram of rear connection cover;
Fig. 8 is the structural schematic diagram of nozzle block;
Fig. 9 is hairpin loop structure schematic diagram.In figure:
1. broken window cone;2. main body;3. extinguishing chemical loads cabin;4. microrocket engine;5. broken window striker;6. two times broken Window bar;7. secondary impact bottom plate;8. body nose cone;9. support sleeve;Connection cover before 10.;Connection cover after 11.;12. shell;13. leading Rail sliding block;14. center powder column;15. annular pack;16. rear cover;17. front connector;18. motor body;19. nozzle block;20. Powder column;21. vertical fin;22. horizontal tail;23. clamp ring;24. air inlet section;25. contraction section;26. expansion segment.
Specific embodiment
The present embodiment is a kind of airborne Extinguishing bomb, including broken window cone 1, main body 2 and microrocket engine 4.Its In, the broken window cone 1 is mounted on the end face of main 2 one end of body by body nose cone 8;The microrocket engine 4 is mounted on The end face of the main body other end.
The main body 2 include extinguishing chemical filling cabin 3, preceding connection cover 10, rear connection cover 11, shell 12, guide rail slide block 13, Center powder column 14, annular pack 15 and rear cover 16.Preceding connection cover 10 and rear connection cover 11 are located at the both ends of the shell, and Clamp the both ends for being fixed on shell.The support sleeve 9 is located in shell 12, and by the external peripheral surface of the support sleeve and the shell Inner circumferential surface bonding;Extinguishing chemical filling cabin 3 is located in the support sleeve 9, and by the inner circumferential surface of the support sleeve It is Nian Jie with the extinguishing chemical filling external peripheral surface in cabin.The end face at the support sleeve both ends inner end with the preceding connection cover respectively The fitting of the inner face of face and rear connection cover;The end face at the extinguishing chemical filling cabin both ends also inner end with the preceding connection cover respectively The fitting of the inner face of face and rear connection cover 11.
In the filling cabin center the Nei You powder column 14 and annular pack 15;Wherein the center powder column is located in the filling storehouse On axis, and the both ends of the center powder column are Nian Jie with the inner face of preceding connection cover 10 respectively;The annular pack 15 Positioned at the middle section of filling cabin axial length, and it is bonded in the inner surface in the filling cabin.It is fixed in 12 external peripheral surface of shell Two guide rail slide blocks 13, and described two guide rail slide blocks are along the axial arranging of the shell;Described two guide rail slide blocks be located at The vertical fin of the microrocket engine 4 of main body end face is on same vertical plane.
The support sleeve 9 uses cage-shaped structure.It is uniformly distributed on the circumference of the support sleeve that there are four the loss of weight through-holes of bar shaped, and And each through-hole is axially along stretching.
In the present embodiment, the shell 12 uses phenol aldehyde laminated cloth rod tube material, and shell 12 and support sleeve 9 use glue sticking, preceding Connection cover 10, rear connection cover 11 are threadedly coupled with 9 use of support sleeve, when loading extinguishing chemical, it is only necessary to rear connection cover 11 is opened, Extinguishing chemical is loaded into extinguishing chemical filling cabin 3, is connected through a screw thread between guide rail slide block 13 and shell 12.The extinguishing chemical Filling cabin 3 is fixed with preceding connection cover 10, rear connection cover 11 by card slot, and extinguishing chemical filling cabin 3 is cylindrical, and one end is equipped with Circular hole is to carry out the filling of extinguishing chemical.The annular pack 15 is for breaking extinguishing chemical filling cabin 3, support sleeve 9 and shell 12;In Psychological treatment column 14 is in extinguishing chemical internal explosion, for discharging extinguishing chemical.
The outer diameter of the preceding connection cover 10 is identical as the outer diameter of the main body 2.There is axis in the inner face of the preceding connection cover To the connection ring of protrusion, the external peripheral surface of the connection ring is the card slot cooperated with 9 inner surface of support sleeve.The preceding connection cover outer end Also there is axially projecting annular boss in face, and the external peripheral surface of the annular boss is the screw thread cooperated with 8 inner surface of body nose cone Face.
The outer diameter of the rear connection cover 11 is identical as the outer diameter of the main body.There is axis in the inner face of the rear connection cover To the connection ring of protrusion, the outer diameter of the connection ring is less than the outer diameter of the rear connection cover, forms stopping of connect with the main body Mouthful.Also there are axially projecting annular boss, the external peripheral surface of the boss and 16 inner end of rear cover in the outer end face of the rear connection cover The inner surface of groove is threadedly engaged.
The external peripheral surface of the rear cover 16 is the conical surface.The inner hole of the rear cover inner end is threadedly coupled with rear connection cover 11, should Rear cover outer end end face center has the front connector 17 with microrocket engine 4 to cooperate blind screw hole.
The broken window cone 1 includes broken window striker 5, secondary broken window lance 6, secondary impact bottom plate 7 and body nose cone 8, wherein Broken window striker 5 be mounted on by secondary broken window lance 6 at the vertex of a cone of 8 tapered end of body nose cone, secondary impact bottom plate 7 install At the center of 8 planar ends of body nose cone.Broken 5 front end of window striker is cone section, and rear end is isometrical section;Described isometrical section The mode being connected through a screw thread is mounted in the inner hole of 8 front end of body nose cone.The outer diameter of the secondary impact bottom plate 7 and institute It is identical to state 8 back end inside diameter of body nose cone, and makes to be connected by card slot therebetween.The front end face of secondary broken window lance 6 with it is described The inner face fitting of broken window striker, the rear end of the secondary broken window lance 6 are packed into the centre bore of the secondary impact bottom plate 7, and Make to be connected by card slot therebetween.Secondary broken window lance 6 inside body nose cone 8 can be improved body and break window ability.
The broken window striker 5 is revolving body, is made of No. 45 steel.The head of the broken window striker 5 is cone section, and will Head passivation, is machined with anti-skid chequer on the head, to prevent from brokenly skidding between window striker 5 and glass, influences brokenly window.
The microrocket engine 4 is located at the rear end of the airborne fire extinguisher bomb, for the power device of the airborne fire extinguisher bomb. The microrocket engine includes front connector 17, motor body 18, nozzle block 19, three powder columns 20, vertical fin 21, horizontal tails 22 With clamp ring 23;Wherein: one end of front connector 17 is packed into one end of the motor body, and one end of nozzle block 19 is packed into the hair The other end of motivation shell;Nozzle block 19 is made of air inlet section 24, contraction section 25, expansion segment 26 respectively again.Three powder columns 20 combined with triangle disposition after be enclosed in the motor body 18, and make the interior of one end of the powder column and front connector 17 End face connects, which is that diameter is 19mm, length 80mm.Four empennages are fixed on the engine through clamp ring 23 respectively On shell external peripheral surface, and four empennages is made to be evenly arranged on the external peripheral surface of the motor body, formed respectively The vertical fin 21 and horizontal tail 22 of microrocket engine, the vertical fin and horizontal tail are all made of aluminum alloy materials and are made;Vertical fin 21 is ladder T tail, bottom length are 135mm, and it is highly 27mm that upper bottom length, which is 100.29mm, and vertical fin 22 is RECTANGULAR WINGS, a length of 135mm, width 50mm;Clamp ring 23 is glued on motor body external peripheral surface.
The inner surface at the 18 inner surface both ends of motor body is flank, is respectively used to connection front connector 17 and spray Tube socket 19.Uniformly it is glued the clamp ring 23 of four axial directions in the external peripheral surface of the motor body.
There is radially projecting positioning step in the middle part of 17 circumferential surface of front connector, the outer diameter of the step starts with described The outer diameter of casing body is identical.The front connector inner face connects with powder column 20.
The nozzle block 19 is hollow revolving body.The external peripheral surface of the nozzle block is step-like.In the nozzle block front end The external peripheral surface of head has the seam allowance with the cooperation of motor body inner surface step;Have in the external peripheral surface of the jet pipe base rear end With the seam allowance of motor body end face cooperation.The external peripheral surface of the nozzle block front end is to match with motor body inner surface The flank of conjunction.The inner surface of the nozzle block 19 is made of air inlet section 24, contraction section 25, changeover portion and expansion segment 26.It is described Air inlet section 24 is located at the front end of the nozzle block, internal diameter 18mm, length 5.5mm.One end of the contraction section 25 and air inlet Section 24 is connected, and the length of the contraction section is 5.5mm, and angle of throat is 45 °.The expansion segment 26 is located at the rear end of the nozzle block, and It is connected one end of the expansion segment by changeover portion with the contraction section other end;The length of the expansion segment is 39mm, and the angle of flare is 24°。

Claims (9)

1. a kind of airborne Extinguishing bomb, which is characterized in that including broken window cone, main body and microrocket engine;Wherein, institute State brokenly the end face that window cone is mounted on main body one end by body nose cone;It is another that the microrocket engine is mounted on the main body The end face of one end;The main body includes extinguishing chemical filling cabin, preceding connection cover, rear connection cover, shell, guide rail slide block, middle psychological treatment Column, annular pack and rear cover;Wherein, preceding connection cover and rear connection cover clamp the both ends for being fixed on shell respectively;Rear cover is located at master One end of body is simultaneously sleeved in the rear connection cover;Support sleeve is located in shell, and extinguishing chemical loads freight space in the support sleeve It is interior;And keep the outer surface of the support sleeve Nian Jie with the inner surface of the shell, so that the inner surface of the support sleeve and extinguishing chemical is loaded cabin Outer surface bonding;
In the filling cabin center the Nei You powder column and annular pack;Wherein the center powder column is located on the central axes in the filling storehouse, And it is the both ends of the center powder column are Nian Jie with the inner face of preceding connection cover respectively;The annular pack is located at filling cabin axis To the middle section of length, and it is bonded in the inner surface in the filling cabin;Guide rail slide block there are two being fixed in the shell external peripheral surface, and And described two guide rail slide blocks are along the axial arranging of the shell;Described two guide rail slide blocks and the miniature fire for being located at main body end face The vertical fin of arrow engine is on same vertical plane.
2. airborne Extinguishing bomb as described in claim 1, which is characterized in that the support sleeve uses cage-shaped structure.
3. airborne Extinguishing bomb as described in claim 1, which is characterized in that the end face at the support sleeve both ends respectively with it is described The inner face of preceding connection cover and the inner face of rear connection cover are threadedly coupled;The end face of extinguishing chemical filling cabin one end and preceding connection cover Inner face is fixed by card slot, and the end face of the other end and the inner face of rear connection cover are fixed by card slot;Guide rail slide block and shell Between be threadedly coupled;There is the filling hole of extinguishing chemical in extinguishing chemical filling cabin one end;The annular pack is for breaking extinguishing chemical Load cabin, support sleeve and shell;Center powder column is ignited inside extinguishing chemical, to discharge extinguishing chemical.
4. airborne Extinguishing bomb as described in claim 1, which is characterized in that the inner face of the preceding connection cover has axially projecting Connection ring, the external peripheral surface of the connection ring is the card slot cooperated with support sleeve inner surface;The preceding connection cover outer end face also has Axially projecting annular boss, the external peripheral surface of the annular boss are the flank cooperated with body nose cone inner surface;It is described Inner face have an axially projecting connection ring, the outer diameter of the connection ring is less than the outer diameter of the rear connection cover, forms and the master The seam allowance of body connection;Also there are axially projecting annular boss, the external peripheral surface of the boss in the outer end face of the rear connection cover It is threadedly engaged with the inner surface of rear cover inner end groove.
5. airborne Extinguishing bomb as described in claim 1, which is characterized in that the external peripheral surface of the rear cover is the conical surface;It should The inner hole of rear cover inner end is threadedly coupled with rear connection cover, which has the front connector with microrocket engine Cooperate blind screw hole.
6. airborne Extinguishing bomb as described in claim 1, which is characterized in that it includes broken window striker that the broken window, which is bored, secondary broken Window lance, secondary impact bottom plate and body nose cone, broken window striker therein are mounted on the body head by secondary broken window lance At the vertex of a cone for boring tapered end, secondary impact bottom plate is mounted on the center of the body nose cone planar ends;The broken window striker front end To bore section, rear end is isometrical section;Described isometrical section by being threadably mounted in the inner hole of body nose cone front end;It is described secondary The outer diameter for hitting bottom plate is identical as the body nose cone back end inside diameter, and makes to be connected by card slot therebetween;Secondary broken window is hit The front end face of bar is bonded with the inner face of the broken window striker, and the rear end of the secondary broken window lance is packed into the secondary impact bottom plate Centre bore in, and make therebetween by card slot be connected;Secondary broken window lance inside body nose cone can be improved bullet Body breaks window ability;The head of the broken window striker is cone section, and the head is passivated, and is machined with anti-skid chequer on the head, to prevent It only breaks between window striker and glass and skids, influence brokenly window.
7. airborne Extinguishing bomb as described in claim 1, which is characterized in that the microrocket engine include front connector, Motor body, nozzle block, three powder columns, vertical fin, horizontal tail and clamp ring;Wherein: equal in the external peripheral surface of the motor body There are four axial clamp rings for cloth;One end of front connector is packed into one end of the motor body, described in one end of nozzle block is packed into The other end of motor body;Nozzle block is made of air inlet section, contraction section, expansion segment respectively again;Three powder columns are with " product " It is enclosed in the engine shell body after font combination, and one end of the powder column is made to connect with the inner face of front connector;Four Piece empennage is fixed on motor body external peripheral surface through clamp ring respectively, form respectively microrocket engine vertical fin and Horizontal tail;Vertical fin is trapezoid tail, and bottom length is 135mm, and it is highly 27mm, vertical fin is rectangle that upper bottom length, which is 100.29mm, The wing, a length of 135mm, width 50mm.
8. airborne Extinguishing bomb as claimed in claim 7, which is characterized in that have radial direction in the middle part of the front connector circumferential surface Positioning step outstanding, the outer diameter of the step are identical as the outer diameter of the motor body;The front connector inner face and powder column Connect.
9. airborne Extinguishing bomb as claimed in claim 7, which is characterized in that the inner surface of the nozzle block is by air inlet section, receipts Contracting section, changeover portion and expansion segment composition;The air inlet section is located at the front end of the nozzle block, and the internal diameter of the air inlet section is 18mm, long Degree is 5.5mm;One end of the contraction section is connected with air inlet section, and the length of the contraction section is 5.5mm, and angle of throat is 45 °;It is described Expansion segment is located at the rear end of the nozzle block, and is connected one end of the expansion segment by changeover portion with the contraction section other end;It is described The length of expansion segment is 39mm, and the angle of flare is 24 °.
CN201820603757.3U 2018-04-26 2018-04-26 Airborne Extinguishing bomb Active CN208511750U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108744354A (en) * 2018-04-26 2018-11-06 西北工业大学 A kind of airborne fire extinguisher bomb
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
CN111068195A (en) * 2020-01-09 2020-04-28 航天科工仿真技术有限责任公司 Unmanned aerial vehicle carries broken window bullet
CN114917505A (en) * 2022-06-09 2022-08-19 河南机电职业学院 Fire extinguishing bomb, fire extinguishing bomb launcher and fire-fighting unmanned aerial vehicle

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108744354A (en) * 2018-04-26 2018-11-06 西北工业大学 A kind of airborne fire extinguisher bomb
CN108744354B (en) * 2018-04-26 2023-06-23 西北工业大学 Machine carries fire extinguishing bomb
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
CN111068195A (en) * 2020-01-09 2020-04-28 航天科工仿真技术有限责任公司 Unmanned aerial vehicle carries broken window bullet
CN114917505A (en) * 2022-06-09 2022-08-19 河南机电职业学院 Fire extinguishing bomb, fire extinguishing bomb launcher and fire-fighting unmanned aerial vehicle

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