CN107388891B - Unmanned aerial vehicle carries fire extinguishing bomb emitter - Google Patents
Unmanned aerial vehicle carries fire extinguishing bomb emitter Download PDFInfo
- Publication number
- CN107388891B CN107388891B CN201710236164.8A CN201710236164A CN107388891B CN 107388891 B CN107388891 B CN 107388891B CN 201710236164 A CN201710236164 A CN 201710236164A CN 107388891 B CN107388891 B CN 107388891B
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- CN
- China
- Prior art keywords
- fire extinguishing
- electromagnetic lock
- extinguishing bomb
- shell
- bolt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41F—APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS, e.g. CANNONS; LAUNCHERS FOR ROCKETS OR TORPEDOES; HARPOON GUNS
- F41F1/00—Launching apparatus for projecting projectiles or missiles from barrels, e.g. cannons; Harpoon guns
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C19/00—Hand fire-extinguishers in which the extinguishing substance is expelled by an explosion; Exploding containers thrown into the fire
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/28—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to an unmanned aerial vehicle-mounted fire extinguishing bomb launching device, which comprises a launching cylinder, a fire extinguishing bomb, an electromagnetic lock device, a positioning self-locking device and a positioning self-locking device, wherein the fire extinguishing bomb is positioned in the launching cylinder, the electromagnetic lock device is provided with a circumferential positioning groove, the electromagnetic lock device comprises an electromagnetic lock shell, an electromagnetic lock assembly and a bolt, the electromagnetic lock assembly is arranged in the electromagnetic lock shell, the electromagnetic lock shell is provided with a bolt hole, the bolt is connected with the electromagnetic lock assembly and extends out of the bolt hole, the end part of the bolt penetrates through a first extending hole to be inserted into the positioning groove, the positioning self-locking device comprises a shell, a sealing nut, a sensor, a spring, a piston and a marble, the sealing nut is fixedly connected with the end face of the shell, the sensor is arranged in the shell, one end of the spring abuts against the piston, and the marble is arranged at the hole opening of the mounting hole of the shell and extends into the positioning groove. The fire extinguishing bomb is firmly locked, the fire extinguishing bomb cannot fall down when the unmanned aerial vehicle adjusts the flight attitude, and the fire extinguishing bomb can be quickly unlocked when released.
Description
Technical Field
The invention relates to a launching device, in particular to an unmanned aerial vehicle fire extinguishing bomb launching device.
Background
With the rapid development of social economy, the living standard of people is continuously improved, and high-rise building gradually replaces multi-layer building to become the main building for town construction. The development of high-rise building construction reduces the occupied area, saves the space, and simultaneously highlights new requirements for a fire-fighting safety lifesaving system. Although strict requirements are imposed on security in the design and construction of high-rise buildings, there are still disadvantages in the ability to cope with emergency events.
The fire extinguishing bomb is used for extinguishing fire of a building from the outside of the building through loading of the fire extinguishing bomb by the unmanned aerial vehicle, so that the problem that the fire extinguishing agent cannot be effectively conveyed in a high-rise building is solved, and efficient and rapid fire extinguishing is implemented.
With the continuous rising of the number and the height of high-rise buildings in China, the fire rescue pressure is increased increasingly. The special fire-fighting vehicle equipment for external rescue of super high-rise buildings above hundred meters is affected by the working principle and physical limit, and has the characteristics of wide vehicle body, large unfolding area, complex supply and guarantee equipment and the like, so that the application problems of being limited by rescue sites, being not in progress, being not unfolded and being not in contact are brought to rescue and guarantee equipment, and the performance of the rescue equipment is affected.
The unmanned aerial vehicle is adopted to carry fire extinguishing bomb, can flexibly and flexibly shuttle between buildings, is matched with an optical aiming system, emits fire extinguishing bomb in parallel, carries high-efficiency fire extinguishing agent, accurately inputs a fire scene of a high-rise building, extinguishes fire, is particularly suitable for fire rescue under the condition of urban complex environment, can effectively solve the problems that the elevating fire truck cannot go in and go out, cannot be unfolded and cannot reach in the urban complex environment, and the like, and brings important transformation for fire fighting of high-rise and super high-rise buildings.
Unmanned aerial vehicle carries fire extinguishing bomb and flies in the fire district, and the flight gesture needs to be adjusted constantly, if fire extinguishing bomb does not add fixedly, probably causes to fall, consequently needs a simple and easy reliable location fixing device. The device is characterized in that the position of the fire extinguishing bomb in the cylinder is determined by the self-locking pin capable of being freely movably positioned, and the electromagnetic lock is indicated to fix the fire extinguishing bomb.
Disclosure of Invention
The invention aims to provide an unmanned aerial vehicle fire extinguishing bomb launching device which is firm in locking, can not fall off when an unmanned aerial vehicle adjusts the flight attitude, and can be unlocked rapidly when the fire extinguishing bomb is released.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the utility model provides an unmanned aerial vehicle carries fire extinguishing bomb launcher, includes launching tube and fire extinguishing bomb, the fire extinguishing bomb is located the launching tube, still includes electromagnetic lock device and location self-locking device, is equipped with radial first access hole and radial second access hole on the launching tube, is equipped with circumferential positioning groove on the fire extinguishing bomb, electromagnetic lock device includes electromagnetic lock shell, electromagnetic lock subassembly and bolt, electromagnetic lock subassembly installs in electromagnetic lock shell, and is equipped with the bolt hole on the electromagnetic lock shell, the bolt is connected with electromagnetic lock subassembly to stretch out outside the bolt hole, the tip passes first access hole and inserts in the constant head tank, location self-locking device includes shell, sealing nut, sensor, spring, piston and marble, shell and second access hole fixed connection, sealing nut and shell terminal surface fixed connection, the sensor is installed in the shell, and the one end and the piston of spring offset, the marble is installed in the mounting hole drill way of shell to stretch into in the constant head tank.
The electromagnetic lock assembly comprises a coil support, a coil, an iron core, an annular support and a coil spring, wherein the coil support is fixedly connected with the annular support, the coil is wound on the coil support, the iron core is connected with a middle hole of the coil support, the coil spring is located in the annular support, one end of the coil spring abuts against the iron core, and the other end of the coil spring abuts against the bolt.
The electromagnetic lock assembly further comprises a bottom plate, the bottom plate is fixedly connected in the electromagnetic lock shell, the annular support is fixedly connected to the bottom plate, a bottom plate hole is formed in the bottom plate, and the bolt penetrates through the bottom plate hole.
The positioning self-locking device further comprises a pressing ring and a cover plate, the cover plate is fixed in the shell, the sensor is arranged on the cover plate, and the pressing ring is positioned between the sealing nut and the cover plate.
The positioning self-locking device further comprises a connecting rod, and the piston is connected with the marble through the connecting rod.
After the structure is adopted, before the fire extinguishing bomb is filled into the launching tube, the bolt of the electromagnetic lock device is retracted outside the inner wall of the launching tube, the marble of the positioning self-locking device is extruded by the spring to extend to the inner side of the wall of the launching tube, when the fire extinguishing bomb is filled into the launching tube from the rear end of the launching tube, the positioning self-locking device is triggered firstly, the marble is retracted backwards after being stressed, and the pressure is transmitted to the pressure sensor positioned at the rear end of the self-locking pin through the spring to generate high-level output. When the fire extinguishing bomb reaches a specified position forwards, the marble can slide into a positioning groove of the fire extinguishing bomb, the pressure is released, and the sensor returns to a low level. When the output of the sensor rises from low level to high level and then changes to low level, the bolt of the electromagnetic lock device is released and inserted into the positioning groove of the fire extinguishing bomb. And (5) completing the locking task of the fire extinguishing bomb. The plug pin of the electromagnetic lock device is withdrawn before the fire extinguishing bomb is launched, and then the fire extinguishing bomb engine is started for launching. Therefore, the fire extinguishing bomb is locked by the electromagnetic lock device and the positioning self-locking device under the line, and can not fall down when the unmanned aerial vehicle adjusts the flight attitude, and can be unlocked rapidly when the fire extinguishing bomb is released.
Drawings
FIG. 1 is a full cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view of the electromagnetic lock device of FIG. 1;
fig. 3 is a cross-sectional view of the positioning and self-locking device of fig. 1.
Detailed Description
The invention is described in further detail below with reference to examples given in the accompanying drawings.
Referring to fig. 1, 2 and 3, an unmanned aerial vehicle-mounted fire extinguishing bomb launching device comprises a launching barrel 1 and a fire extinguishing bomb 2, wherein the fire extinguishing bomb 2 is positioned in the launching barrel 1 and further comprises an electromagnetic lock device 3 and a positioning self-locking device 4, a radial first extending hole 11 and a radial second extending hole 12 are formed in the launching barrel 1, a circumferential positioning groove 21 is formed in the fire extinguishing bomb 2, the electromagnetic lock device 3 comprises an electromagnetic lock shell 31, an electromagnetic lock assembly 32 and a bolt 33, the electromagnetic lock assembly 32 is installed in the electromagnetic lock shell 31, a bolt hole 311 is formed in the electromagnetic lock shell 31, the bolt 33 is connected with the electromagnetic lock assembly 32 and extends out of the bolt hole 311, the end portion of the fire extinguishing bomb 2 penetrates through the first extending hole 11 and is inserted into the positioning groove 21, the positioning self-locking device 4 comprises a shell 41, a sealing nut 42, a spring 411, a piston 45 and a ball 46, the shell 41 is fixedly connected with the second extending hole 12, the sealing nut 42 is fixedly connected with the end face of the shell 41, the sensor 43 is installed in the shell 41, one end of the spring 44 abuts against the piston 45, and the ball 46 is installed in the positioning groove 21.
Referring to fig. 1 and 2, the electromagnetic lock assembly 32 includes a coil bracket 321, a coil 322, an iron core 323, a ring bracket 324, and a coil spring 325, wherein the coil bracket 321 is fixedly connected with the ring bracket 324, the coil 322 is wound on the coil bracket 321, the iron core 323 is connected with a middle hole of the coil bracket 321, the coil spring 325 is located in the ring bracket 324, one end of the coil spring is abutted against the iron core 323, and the other end of the coil spring is abutted against the latch 33. When the coil 322 is energized, the iron core 323 drives the iron core 323 to do telescopic motion in the hole of the annular bracket 324, so that the bolt 33 can be inserted into the positioning groove 21.
Referring to fig. 1 and 2, the electromagnetic lock assembly 32 further includes a bottom plate 326, the bottom plate 326 is fixedly connected in the electromagnetic lock housing 31, the ring bracket 324 is fixedly connected to the bottom plate 326, a bottom plate hole 327 is formed in the bottom plate 326, and the plug 33 passes through the bottom plate hole 327. To install the ring bracket 324, the latch 33 can be extended.
Referring to fig. 1 and 3, the positioning and self-locking device 4 further comprises a pressing ring 47 and a cover plate 48, wherein the cover plate 48 is fixed in the housing 41, the sensor 43 is mounted on the cover plate 48, and the pressing ring 47 is located between the sealing nut 42 and the cover plate 48. In order to fix the sensor 43 such that the sensor 43 senses the movement of the piston 45 and the pressing ring 47 can limit the cover plate 48 by the sealing nut 42, the cover plate 48 has the effect of further increasing the sealing performance in the housing 41.
Referring to fig. 1 and 3, the positioning and self-locking device 4 further comprises a connecting rod 49, and the piston 45 is connected with the marble 46 through the connecting rod 49. For better connection of the piston 45 with the marble 46, the marble 46 is flat at the connection with the connecting rod 49.
Referring to fig. 1, 2 and 3, in the use of the present invention, the electromagnetic lock device 3 is mounted on the transmitting cylinder 1, and the housing 41 of the positioning self-locking device 4 is mounted in the second extending hole 12 of the transmitting cylinder 1. The fire extinguishing bomb 2 is provided with a positioning groove 21. When the fire extinguishing bomb 2 is loaded into the launch canister 1, the marble 46 of the positioning self-locking device 4 falls into the positioning groove 21 on the fire extinguishing bomb 2, and the fire extinguishing bomb 2 is locked at a specified position, so that the bolt 33 of the electromagnetic lock device 3 can be accurately inserted into the positioning groove 21.
Before the fire extinguishing bomb 2 is loaded into the launching tube 1, the controller supplies current to the coil 322 through the lead wire to generate electromagnetic force larger than the pressure of the coil spring 325, the bolt 33 of the electromagnetic lock device 3 is retracted into the launching tube 1, the marble 46 of the positioning self-locking device 4 is extruded by the spring 44 to extend to the inner side of the tube wall of the launching tube 1, when the fire extinguishing bomb 2 is loaded from the rear end of the launching tube 1, the positioning self-locking device 4 is firstly triggered, the marble 46 is retracted backwards after being stressed, the piston 45 is pushed by the connecting rod 49 to transmit the pressure to the sensor 43 at the rear end of the positioning self-locking device 4, the generated high level is output to the controller through the lead wire of the sensor 43, when the fire extinguishing bomb 2 reaches a specified position forwards in the tube 1, the marble 46 slides into the positioning groove 21 of the fire extinguishing bomb 2, the pressure is released, the sensor 43 restores the low level output, when the sensor 43 receives a signal of the high level rising from the low level and the high level and the current supplied to the coil pin 322 is firstly triggered, the marble 46 is retracted, the electromagnetic force is transmitted by the piston 45 under the pressure of the lead wire, the high level is cancelled, the high level generated high level is transmitted to the sensor 43, and the fire extinguishing bomb 2 is locked. The bolt 33 of the electromagnetic lock device 3 is retracted before the fire extinguishing bomb 2 is launched, and then the engine is started. The fire extinguishing bomb is firmly locked, the fire extinguishing bomb cannot fall down when the unmanned aerial vehicle adjusts the flight attitude, and the fire extinguishing bomb can be quickly unlocked when released.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present invention.
Claims (5)
1. Unmanned aerial vehicle carries fire extinguishing bomb launcher, including launching tube (1) and fire extinguishing bomb (2), fire extinguishing bomb (2) are located launching tube (1), its characterized in that: the fire extinguishing bomb comprises a fire extinguishing bomb (2), and is characterized by further comprising an electromagnetic lock device (3) and a positioning self-locking device (4), wherein the fire extinguishing bomb (1) is provided with a radial first extending hole (11) and a radial second extending hole (12), the fire extinguishing bomb (2) is provided with a circumferential positioning groove (21), the electromagnetic lock device (3) comprises an electromagnetic lock shell (31), an electromagnetic lock assembly (32) and a bolt (33), the electromagnetic lock assembly (32) is arranged in the electromagnetic lock shell (31), the electromagnetic lock shell (31) is provided with a bolt hole (311), the bolt (33) is connected with the electromagnetic lock assembly (32) and extends out of the bolt hole (311), the end part of the bolt penetrates through the first extending hole (11) and is inserted into the positioning groove (21), the positioning self-locking device (4) comprises a shell (41), a sealing nut (42), a sensor (43), a spring (44), a piston (45) and a ball (46), the shell (41) is fixedly connected with the second extending hole (12), the sealing nut (42) is fixedly connected with the end face of the shell (41), the sensor (43) is arranged in the shell (41), and one end face of the shell (41) is fixedly connected with the ball (41), and the ball (41) is arranged at one end of the ball (45) of the end of the spring (44), and extend into the positioning groove (21).
2. The unmanned aerial vehicle fire extinguishing bomb launching device according to claim 1, wherein: the electromagnetic lock assembly (32) comprises a coil support (321), a coil (322), an iron core (323), an annular support (324) and a coil spring (325), wherein the coil support (321) is fixedly connected with the annular support (324), the coil (322) is wound on the coil support (321), the iron core (323) is connected with a middle hole of the coil support (321), the coil spring (325) is located in the annular support (324), one end of the coil spring is abutted against the iron core (323), and the other end of the coil spring is abutted against the bolt (33).
3. The unmanned aerial vehicle fire extinguishing bomb launching device according to claim 2, wherein: the electromagnetic lock assembly (32) further comprises a bottom plate (326), the bottom plate (326) is fixedly connected in the electromagnetic lock shell (31), the annular support (324) is fixedly connected to the bottom plate (326), a bottom plate hole (327) is formed in the bottom plate (326), and the bolt (33) penetrates through the bottom plate hole (327).
4. The unmanned aerial vehicle fire extinguishing bomb launching device according to claim 1, wherein: the positioning self-locking device (4) further comprises a pressing ring (47) and a cover plate (48), the cover plate (48) is fixed in the shell (41), the sensor (43) is installed on the cover plate (48), and the pressing ring (47) is located between the sealing nut (42) and the cover plate (48).
5. The unmanned aerial vehicle fire extinguishing bomb launching device according to claim 1, wherein: the positioning self-locking device (4) further comprises a connecting rod (49), and the piston (45) is connected with the marble (46) through the connecting rod (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236164.8A CN107388891B (en) | 2017-04-12 | 2017-04-12 | Unmanned aerial vehicle carries fire extinguishing bomb emitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236164.8A CN107388891B (en) | 2017-04-12 | 2017-04-12 | Unmanned aerial vehicle carries fire extinguishing bomb emitter |
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| Publication Number | Publication Date |
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| CN107388891A CN107388891A (en) | 2017-11-24 |
| CN107388891B true CN107388891B (en) | 2023-07-18 |
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| CN201710236164.8A Active CN107388891B (en) | 2017-04-12 | 2017-04-12 | Unmanned aerial vehicle carries fire extinguishing bomb emitter |
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| CN108177791A (en) * | 2017-12-28 | 2018-06-19 | 陕西中科博亿电子科技有限公司 | Launching tube |
| CN108871063A (en) * | 2018-07-20 | 2018-11-23 | 航天科工仿真技术有限责任公司 | A kind of fixed structure and fire extinguisher bomb launching tube device of fire extinguisher bomb and launching tube |
| CN108860608A (en) * | 2018-07-20 | 2018-11-23 | 航天科工仿真技术有限责任公司 | A kind of high-rise building rescue system based on unmanned plane |
| CN109125985B (en) * | 2018-09-20 | 2020-09-11 | 广东云创氢电科技有限公司 | Floated intelligent extinguishing device based on unmanned aerial vehicle |
| CN110935117B (en) * | 2018-09-21 | 2021-04-27 | 北京理工伺服科技有限公司 | Quick fire extinguishing bomb distributor |
| CN112774060B (en) * | 2021-02-05 | 2022-12-02 | 魏晶晶 | High-rise building unmanned aerial vehicle fire extinguishing systems |
| CN113148215A (en) * | 2021-05-12 | 2021-07-23 | 王泽华 | Cross-medium aircraft ejection system for investigation and use method |
| CN115218721A (en) * | 2022-05-31 | 2022-10-21 | 北京北机机电工业有限责任公司 | Fire extinguishing bomb launching tube |
| CN115040806B (en) * | 2022-08-12 | 2022-10-28 | 中北大学 | Airborne fire extinguishing bomb scattering device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09285560A (en) * | 1996-04-24 | 1997-11-04 | Toshi Soken:Kk | Fire extinguishing bullet shooting device |
| CN102451531A (en) * | 2010-10-27 | 2012-05-16 | 林滨 | Intelligent fire extinguishing bomb |
| CN106267637A (en) * | 2016-10-12 | 2017-01-04 | 江苏溧航航空科技有限公司 | UAV system fire extinguisher bomb |
| CN206648522U (en) * | 2017-04-12 | 2017-11-17 | 江苏溧航航空科技有限公司 | A kind of UAV system fire extinguishing bullet launching device |
-
2017
- 2017-04-12 CN CN201710236164.8A patent/CN107388891B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09285560A (en) * | 1996-04-24 | 1997-11-04 | Toshi Soken:Kk | Fire extinguishing bullet shooting device |
| CN102451531A (en) * | 2010-10-27 | 2012-05-16 | 林滨 | Intelligent fire extinguishing bomb |
| CN106267637A (en) * | 2016-10-12 | 2017-01-04 | 江苏溧航航空科技有限公司 | UAV system fire extinguisher bomb |
| CN206648522U (en) * | 2017-04-12 | 2017-11-17 | 江苏溧航航空科技有限公司 | A kind of UAV system fire extinguishing bullet launching device |
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| CN107388891A (en) | 2017-11-24 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Jingwang Inventor after: Gui Jing Inventor before: Chen Jingwang Inventor before: Li Jijun Inventor before: Gui Jing |
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| CB03 | Change of inventor or designer information | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 213000 No. 8-5 Huashan Road, Xinbei District, Changzhou City, Jiangsu Province Applicant after: JIANGSU LIHANG AVIATION TECHNOLOGY CO.,LTD. Address before: 213000 Dongcheng Mingju Building 801, Tianning District, Changzhou City, Jiangsu Province Applicant before: JIANGSU LIHANG AVIATION TECHNOLOGY CO.,LTD. |
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