CN213964895U - Range-extending type airborne fire extinguishing bomb - Google Patents
Range-extending type airborne fire extinguishing bomb Download PDFInfo
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- CN213964895U CN213964895U CN202023014841.8U CN202023014841U CN213964895U CN 213964895 U CN213964895 U CN 213964895U CN 202023014841 U CN202023014841 U CN 202023014841U CN 213964895 U CN213964895 U CN 213964895U
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- fire extinguishing
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Abstract
The utility model discloses a range-extended airborne fire extinguishing bomb, which comprises a fire extinguishing bomb body, a range-extended pushing part for pushing the fire extinguishing bomb body to move after the fire extinguishing bomb is launched, and a launching boosting part for launching the fire extinguishing bomb from a launching bin; the fire extinguishing bomb body, the range-extending pushing part and the launching boosting part are sequentially and detachably connected together. The utility model discloses a boost propellant powder in the boost propellant powder storage compartment ignites, launches the fire extinguishing bomb from the launch bin, makes the fire extinguishing bomb react more rapidly, adopts the range-extending engine as flight power simultaneously, has increased the range of fire extinguishing bomb, makes the fire extinguishing bomb can be fast, accurate target area hit more, can put out a fire to the high-rise building remotely, in time put out flame when the condition of a fire is less, avoids the fire fighter to be close to the scene of a fire, effectively protects fire fighter's life safety; the utility model discloses can carry on and use on unmanned aerial vehicle, need not the main equipment supplementary, can equip on a large scale, reduce use cost, have very high practicality.
Description
Technical Field
The utility model relates to a fire extinguishing bomb field especially relates to an increase form machine and carry fire extinguishing bomb.
Background
Along with the requirement of a fire-fighting task of fire-fighting on high floors, the fire-fighting unmanned aerial vehicle will become a new main role in fire-fighting on high floors in the future. The fire extinguishing bomb is the main fire extinguishing tool of unmanned aerial vehicle puts out a fire, compares in traditional fire-fighting equipment, and the efficiency of the fire extinguishing bomb will be higher, and unmanned aerial vehicle can launch in distance far away, and it can to detonate release fire extinguishing agent in the burning things which may cause a fire disaster department. However, the existing fire extinguishing bomb is in an unpowered flight state after leaving the launching cabin, the fire extinguishing bomb has a limited range, and the unstable flying capacity of the bomb body is easily influenced by the outside.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an increase form machine carries fire extinguishing bomb solves the fire extinguishing and launches the problem that the journey is limited, and unpowered flight is unstable.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a range-extended airborne fire extinguishing bomb, which comprises a fire extinguishing bomb body, a range-extended pushing part for pushing the fire extinguishing bomb body to move after the fire extinguishing bomb is launched, and a launching boosting part for launching the fire extinguishing bomb from a launching bin;
the fire extinguishing bomb body, the range-extending pushing part and the launching boosting part are sequentially detachably connected together.
Furthermore, the fire extinguishing bomb body comprises a fire extinguishing agent warhead, a fire extinguishing agent is contained in the fire extinguishing agent warhead, a window breaking fuse is arranged at the front end of the fire extinguishing agent warhead, a warhead connecting section is arranged at the rear end of the fire extinguishing agent warhead, and the warhead connecting section is detachably connected with the range extending pushing section.
Furthermore, the window breaking fuse comprises a fuse contact shell, a fuse fixing connecting sleeve, a window breaking fuse shell and a window breaking fuse fire cap fixing seat which are connected together;
a first through hole is formed in the outer circular wall of the lower portion of the window breaking fuse fire cap fixing seat, and a first fire cap is arranged at the bottom of the window breaking fuse fire cap fixing seat;
the window breaking fuse shell is connected to the front end of the fire extinguishing agent warhead, a window breaking fuse firing pin is arranged in the window breaking fuse shell, the upper half section of the window breaking fuse firing pin penetrates through the fuse fixing connecting sleeve, the shaft shoulder of the window breaking fuse firing pin abuts against the fuse fixing connecting sleeve, the lower half section of the window breaking fuse firing pin is sleeved with a first spring, one end of the first spring abuts against the window breaking fuse firing pin, and the other end of the first spring abuts against the bottom of the window breaking fuse cap fixing seat.
Furthermore, the range-extending pushing part comprises a range-extending engine and a range-extending propellant powder storage cabin which are detachably connected together, the front end of the range-extending engine is detachably connected with the connection section of the warhead part, a plurality of spraying parts are uniformly distributed on the outer circular wall of the range-extending engine in an annular mode, each spraying part forms a cone, the tip of each cone faces the front end of the fire extinguishing bomb, a nozzle which is communicated with the inner cavity of the range-extending engine and faces the rear engine is arranged in each spraying part, the rear end of the range-extending propellant powder storage cabin is detachably connected with the propellant boosting part, and a delay fuse is arranged in the range-extending propellant powder storage cabin.
Further, the range-extended engine is connected with the range-extended propellant powder storage cabin through threads; the front end of the range-extending engine is in threaded connection with the connecting section of the warhead.
Furthermore, the launching boosting part comprises a ignition section, the front end of the ignition section is detachably connected with the extended-range propellant powder storage cabin, and a boosting propellant powder storage cabin is arranged at the rear end of the front end of the ignition section;
an ignition cap opening is formed in the outer wall of the ignition section, an ignition channel is arranged in the ignition section, one end of the ignition channel is communicated with the ignition cap opening, and the other end of the ignition channel is communicated with the boosting propellant powder storage cabin.
Furthermore, the boosting propellant powder storage cabin is made of hard paper.
Furthermore, a positioning boss is arranged around the ignition cap opening, the positioning boss is connected to the outer wall of the ignition section, and the positioning boss is matched and positioned with a positioning groove of the fire extinguishing bomb launching bin.
Furthermore, two ends of the ignition section are respectively provided with a double convex and a single boss, and the outer circular wall of the single boss is in threaded connection with a chemical feeding port of the boosting propellant storage cabin;
the outer circular wall of the lower layer boss in the double bosses is in threaded connection with the extended-range propellant powder storage cabin, and the upper layer boss in the double bosses is in delay fuze connection.
Further, the delay fuse comprises a delay fuse shell connected to the outer end face of the double boss, a second through hole is formed in the outer wall of the lower portion of the delay fuse shell, a delay fuse firing pin, a second spring, a delay fuse cap base and a primer are arranged in the delay fuse shell, two ends of the second spring respectively abut against the delay fuse firing pin and the delay fuse cap base, a second fire cap is arranged at the bottom of the delay fuse cap base, a fixing sleeve is sleeved outside the delay fuse shell, the fixing sleeve is connected to the outer wall of the boss on the upper layer of the double boss, and a third through hole is formed in the outer wall of the fixing sleeve.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model discloses a boost propellant powder in the boost propellant powder storage compartment ignites, launches the fire extinguishing bomb from the launch bin, makes the fire extinguishing bomb react more rapidly, adopts the range-extending engine as flight power simultaneously, has increased the range of fire extinguishing bomb, makes the fire extinguishing bomb can be fast, accurate target area hit more, can put out a fire to the high-rise building remotely, in time put out flame when the condition of a fire is less, avoids the fire fighter to be close to the scene of a fire, effectively protects fire fighter's life safety; the utility model discloses can carry on and use on unmanned aerial vehicle, need not the main equipment supplementary, can equip on a large scale, reduce use cost, have very high practicality.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a schematic cross-sectional view of the range-extended airborne fire extinguishing bomb according to the present invention;
fig. 2 is a schematic sectional view of the window breaking fuse of the present invention;
FIG. 3 is a schematic sectional view of the ignition section of the present invention;
FIG. 4 is a schematic structural view of the ignition section of the present invention;
fig. 5 is a schematic view of the cross-sectional structure of the delay fuse of the present invention;
fig. 6 is a schematic view of the loading and launching of the present invention.
Description of reference numerals: 1. a fire extinguishing projectile body; 101. a fire suppressant warhead; 102. breaking a window fuse; 102-1, a fuse contact housing; 102-2, a fuse fixing connecting sleeve; 102-3, breaking the window fuse shell; 102-4, breaking the window fuse cap fixing seat; 102-5, a first through hole; 102-6, a first fire cap; 102-7, breaking the window fuze firing pin; 102-8, a first spring; 103. a warhead connection section; 2. a range-extending pushing part; 201. a range-extended engine; 202. a range-extending propellant storage cabin; 203. an engine nozzle; 204. an injection section; 3. a launch assist section; 301. an ignition section; 301-1, double bosses; 301-2, single boss; 301-3, positioning a boss; 302. a boosting propellant storage cabin; 303. igniting the cap opening; 304. an ignition passage; 4. a time delay fuse; 401. a delay fuse housing; 402. a second through hole; 403. a time delay fuze striker; 404. a second spring; 405. a delay fuse cap base; 406. igniting the explosive; 407. a second fire cap; 408. fixing a sleeve; 409. a third through hole; 5. fire extinguishing bomb launching bin.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the embodiment discloses a range-extended airborne fire extinguishing bomb, which comprises a fire extinguishing bomb body 1, a range-extended pushing portion 2 and a launching boosting portion 3, wherein the fire extinguishing bomb body 1, the range-extended pushing portion 2 and the launching boosting portion 3 are sequentially detachably connected together. The range-extending pushing part 2 pushes the fire extinguishing bomb body 1 to move forwards after the fire extinguishing bomb is launched, and the launching boosting part 3 is used for launching the fire extinguishing bomb from a launching bin.
The fire extinguishing bomb body 1 comprises a fire extinguishing agent warhead 101, fire extinguishing agents are contained in the fire extinguishing agent warhead 101, a window breaking fuse 102 is arranged at the front end of the fire extinguishing agent warhead 101, a warhead connecting section 103 is integrally formed at the rear end of the fire extinguishing agent warhead 101, and the warhead connecting section 103 is detachably connected with the range extending pushing part 2.
As shown in fig. 2, the window breaking fuse 102 comprises a fuse contact housing 102-1, a fuse fixing sleeve 102-2, a window breaking fuse housing 102-3 and a window breaking fuse cap fixing seat 102-4 which are sequentially connected together through threads. A first through hole 102-5 is formed in the outer circular wall of the lower portion of the window breaking fuse fire cap fixing seat 102-4, and a first fire cap 102-6 is arranged at the bottom of the window breaking fuse fire cap fixing seat 102-4; the window breaking fuse shell 102-3 is connected to the front end of the fire extinguishing agent warhead 101 through threads, a window breaking fuse firing pin 102-7 is arranged in the window breaking fuse shell 102-3, the upper half section of the window breaking fuse firing pin 102-7 penetrates through the fuse fixing connecting sleeve 102-2, the shaft shoulder of the window breaking fuse firing pin 102-7 abuts against the fuse fixing connecting sleeve 102-2, the lower half section of the window breaking fuse firing pin 102-7 is sleeved with a first spring 102-8, one end of the first spring 102-8 abuts against the window breaking fuse firing pin 102-7, and the other end of the first spring abuts against the bottom of the window breaking fuse cap fixing seat 102-4.
After the fire extinguishing agent is impacted, the fuse contact shell 102-1 can be sunken to press the window breaking fuse firing pin 102-7 to trigger the first fire cap 102-6, the first fire cap 102-6 ignites the propellant powder through the first through hole 102-5, and the fire extinguishing agent in the fire extinguishing agent warhead 101 is released. It should be noted that both the propellant and the fire extinguishing agent are filled in the fire extinguishing agent warhead 101, and the propellant is close to the window breaking fuse 102. The propellant explodes after ignition to release the fire extinguishing agent.
The range-extending pushing part 2 comprises a range-extending engine 201 and a range-extending propellant storage chamber 202 which are detachably connected together. The range-extending engine 201 and the range-extending propellant powder storage cabin 202 are tube bodies with openings at two ends in the embodiment, the front port of the range-extending engine 201 is provided with internal threads, the outer circular wall of the warhead connecting section 103 is provided with external threads, the warhead connecting section 103 is detachably connected with the front port of the range-extending engine 201 through threads, and the range-extending propellant powder storage cabin 202 is internally provided with a delay fuse 4.
A plurality of spraying parts 204 are uniformly distributed on the outer circular wall of the front part of the range-extended engine 201 in an annular mode, each spraying part 204 forms a cone, the tip of each cone faces the front end of the fire extinguishing bomb, and a spraying port 203 which is communicated with the inner cavity of the range-extended engine 201 and faces the rear engine is arranged in each spraying part 204. An external thread is arranged on the outer circular wall of the rear part of the range-extending engine 201, an internal thread is arranged at the front port of the range-extending propellant powder storage cabin 202, and the range-extending engine 201 and the range-extending propellant powder storage cabin 202 are detachably connected through a threaded connection structure.
The propellant booster section 3 includes a pilot section 301 and a booster propellant charge storage compartment 302. An ignition cap opening 303 is formed in the outer wall of the ignition section 301, an ignition passage 304 is formed in the ignition section 301, one end of the ignition passage 304 is communicated with the ignition cap opening 303, and the other end of the ignition passage 304 is communicated with the boosting propellant powder storage cabin 302. A fire cap can be arranged on the ignition fire cap opening 303, and the propellant powder in the boosting propellant powder storage cabin 302 can be ignited by triggering the fire cap.
As shown in fig. 3 and 4, the front end of the ignition section 301 is detachably connected to the extended-range propellant storage compartment 202, and the rear end of the ignition section 301 is detachably connected to the booster propellant storage compartment 302. In this embodiment, two ends of the ignition section 301 are respectively provided with a double boss 301-1 and a single boss 301-2, the outer circular wall of the single boss 301-2 is provided with an external thread, the dosing port of the boosting propellant charge storage compartment 302 is provided with an internal thread, and the single boss 301-2 is detachably connected with the dosing port of the boosting propellant charge storage compartment 302 through a thread. The outer circular wall of the lower layer boss in the double boss 301-1 is detachably connected with the extended-range propellant powder storage cabin 202 by adopting a thread structure. The upper boss of the double boss 301-1 is connected with the delay fuse 4.
As shown in fig. 5, the delay fuse 4 includes a delay fuse housing 401 connected to the outer end surface of the dual boss 301-1 by a screw thread, a second through hole 402 is provided on the outer wall of the lower portion of the delay fuse housing 401, a delay fuse striker 403, a second spring 404, a delay fuse cap base 405 and an ignition charge 406 are provided in the delay fuse housing 401, two ends of the second spring 404 are respectively abutted to the delay fuse striker 403 and the delay fuse cap base 405, a second fuse cap 407 is provided at the bottom of the delay fuse cap base 405, a fixing sleeve 408 is sleeved outside the delay fuse housing 401, the fixing sleeve 408 is connected to the outer wall of the lower layer of the dual boss 301-1 by a screw thread, the fixing sleeve 408 improves the stability of the delay fuse housing 401, and a third through hole 409 is provided on the outer wall of the fixing sleeve 408. The third through hole 409 corresponds to the second through hole 402, which facilitates the second fire cap 407 to ignite the propellant in the extended-range propellant storage chamber 202. The fire extinguishing bomb body is pushed out from the launching tube, due to the action of inertia and acceleration, the delayed fuse firing pin 403 triggers the second fire cap 407 to ignite the ignition charge 406, and the ignition charge 406 ignites the propellant powder in the extended-range propellant storage cabin 202 through the third through hole 409 and the second through hole 402.
In this embodiment, the booster propellant charge storage compartment 302 is made of hard paper, and the hard paper outer shell of the booster propellant charge storage compartment 302 is broken during explosion, and the gas following the explosion is discharged from the rear of the propellant compartment.
A positioning boss 301-3 is arranged around the ignition cap port 303, the positioning boss 301-3 is connected to the outer wall of the ignition section 301, and the positioning boss 301-3 is matched and positioned with a positioning groove of the fire extinguishing bomb launching bin 5 to prevent the fire extinguishing bomb from axially rotating.
The utility model discloses a transmission action process as follows:
as shown in fig. 6, the ignition powder at the ignition cap port 303 is ignited, the ignition powder burns to ignite the booster propellant in the booster propellant storage compartment 302 through the ignition channel 304, the fire extinguishing bomb is ejected from the propellant compartment, and at the same time, the hard paper outer shell of the booster propellant storage compartment 302 is broken in explosion, and as deflagration gas is discharged from the rear of the propellant compartment, thrust force is generated to offset recoil. Under the action of acceleration, the spring in the delay fuse 4 is compressed and touches an internal fire cap to generate sparks and ignite propellant powder in the communicated extended-range propellant powder storage cabin 202, and the generated fuel gas is finally sprayed out from an engine nozzle 203 on the extended-range engine 201 to assist in flying, so that the range and the flying stability are increased. When the window breaking fuse 102 of the fire extinguishing bomb is triggered, the fire extinguishing agent in the fire extinguishing agent warhead 101 is released to extinguish the fire source.
In the flying process of the fire extinguishing bomb, the plurality of spraying parts 204 which are uniformly distributed in the annular shape form a cone shape, the wind resistance of each spraying part 204 is reduced in the flying process, and each spraying part 204 can form a flying wing, so that the flying stability of the fire extinguishing bomb is effectively improved.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (10)
1. An increase form machine carries fire extinguishing bomb which characterized in that: comprises a fire extinguishing bomb body (1), a range-extending pushing part (2) for pushing the fire extinguishing bomb body (1) to move after the fire extinguishing bomb is launched, and a launching boosting part (3) for launching the fire extinguishing bomb from a launching bin;
the fire extinguishing bomb body (1), the range-extending pushing portion (2) and the launching boosting portion (3) are sequentially detachably connected together from front to back.
2. The range-extended airborne fire extinguishing bomb according to claim 1, characterized in that: the fire extinguishing bomb body (1) comprises a fire extinguishing agent warhead (101), the fire extinguishing agent warhead (101) is filled with a fire extinguishing agent, a window breaking fuse (102) is arranged at the front end of the fire extinguishing agent warhead (101), a warhead connecting section (103) is arranged at the rear end of the fire extinguishing agent warhead (101), and the warhead connecting section (103) is detachably connected with the range extending pushing part (2).
3. The range-extended airborne fire extinguishing bomb according to claim 2, characterized in that: the window breaking fuse (102) comprises a fuse contact shell (102-1), a fuse fixing connecting sleeve (102-2), a window breaking fuse shell (102-3) and a window breaking fuse cap fixing seat (102-4) which are connected together;
a first through hole (102-5) is formed in the outer circular wall of the lower portion of the window breaking fuse fire cap fixing seat (102-4), and a first fire cap (102-6) is arranged at the bottom of the window breaking fuse fire cap fixing seat (102-4);
the window breaking fuse shell (102-3) is connected to the front end of the fire extinguishing agent warhead (101), a window breaking fuse firing pin (102-7) is arranged in the window breaking fuse shell (102-3), the upper half section of the window breaking fuse firing pin (102-7) penetrates through the fuse fixing connecting sleeve (102-2), the shaft shoulder of the window breaking fuse firing pin (102-7) abuts against the fuse fixing connecting sleeve (102-2), the lower half section of the window breaking fuse firing pin (102-7) is sleeved with a first spring (102-8), one end of the first spring (102-8) abuts against the window breaking fuse firing pin (102-7), and the other end of the first spring abuts against the bottom of the window breaking fuse cap fixing seat (102-4).
4. The range-extended airborne fire extinguishing bomb according to claim 2 or 3, characterized in that: the range-extending pushing part (2) comprises a range-extending engine (201) and a range-extending propellant powder storage cabin (202) which are detachably connected together, the front end of the range-extending engine (201) is detachably connected with the warhead connecting section (103), a plurality of spraying parts (204) are uniformly distributed on the outer circular wall of the range-extending engine (201) in an annular mode, each spraying part (204) forms a cone, the tip of each cone faces the front end of a fire extinguishing bomb, a nozzle opening (203) which is communicated with the inner cavity of the range-extending engine (201) and faces the rear of the engine is arranged in each spraying part (204), the rear end of the range-extending propellant powder storage cabin (202) is detachably connected with the propellant boosting part (3), and a delay fuse (4) is arranged in the range-extending propellant powder storage cabin (202).
5. The range-extended airborne fire extinguishing bomb according to claim 4, characterized in that: the range-extended engine (201) is connected with the range-extended propellant powder storage cabin (202) through threads; the front end of the range-extending engine (201) is in threaded connection with the warhead connecting section (103).
6. The range-extended airborne fire extinguishing bomb according to claim 4, characterized in that: the launching boosting part (3) comprises an ignition section (301), the front end of the ignition section (301) is detachably connected with the extended-range propellant powder storage cabin (202), and a boosting propellant powder storage cabin (302) is arranged at the rear end of the front end of the ignition section (301);
the booster propellant powder storage cabin is characterized in that a pilot flame cap opening (303) is formed in the outer wall of the pilot section (301), a pilot passage (304) is arranged in the pilot section (301), one end of the pilot passage (304) is communicated with the pilot flame cap opening (303), and the other end of the pilot flame passage is communicated with the booster propellant powder storage cabin (302).
7. The extended range airborne fire extinguishing bomb according to claim 6, characterized in that: the boosting propellant powder storage cabin (302) is made of hard paper.
8. The extended range airborne fire extinguishing bomb according to claim 6, characterized in that: and a positioning boss (301-3) is arranged around the ignition cap opening (303), the positioning boss (301-3) is connected to the outer wall of the ignition section (301), and the positioning boss (301-3) is matched and positioned with a positioning groove of a fire extinguishing bomb launching bin.
9. The extended range airborne fire extinguishing bomb according to claim 6, characterized in that: two ends of the ignition section (301) are respectively provided with a double boss (301-1) and a single boss (301-2), and the outer circular wall of the single boss (301-2) is in threaded connection with a chemical feeding port of the boosting propellant storage cabin (302);
the outer circular wall of the lower layer boss in the double bosses (301-1) is in threaded connection with the extended range propellant powder storage cabin (202), and the upper layer boss in the double bosses (301-1) is connected with the time delay fuse (4).
10. The range-extended airborne fire extinguishing bomb according to claim 9, characterized in that: the delay fuse (4) comprises a delay fuse shell (401) connected to the outer end face of the double boss (301-1), a second through hole (402) is arranged on the outer wall of the lower part of the delay fuse shell (401), a delay fuse firing pin (403), a second spring (404), a delay fuse cap base (405) and an ignition charge (406) are arranged in the delay fuse shell (401), two ends of the second spring (404) respectively abut against the delay fuse firing pin (403) and the delay fuse cap base (405), the bottom of the delay fuse fire cap base (405) is provided with a second fire cap (407), the outer sleeve of the delay fuse shell (401) is provided with a fixed sleeve (408), the fixed sleeve (408) is connected to the outer wall of the upper boss of the double boss (301-1), and the outer wall of the fixed sleeve (408) is provided with a third through hole (409).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023014841.8U CN213964895U (en) | 2020-12-15 | 2020-12-15 | Range-extending type airborne fire extinguishing bomb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023014841.8U CN213964895U (en) | 2020-12-15 | 2020-12-15 | Range-extending type airborne fire extinguishing bomb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213964895U true CN213964895U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023014841.8U Active CN213964895U (en) | 2020-12-15 | 2020-12-15 | Range-extending type airborne fire extinguishing bomb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213964895U (en) |
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2020
- 2020-12-15 CN CN202023014841.8U patent/CN213964895U/en active Active
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