CN210310885U - Bullet shooting device and fire control and disaster relief unmanned aerial vehicle - Google Patents

Abstract

The utility model belongs to the technical field of the throw-in equipment, especially, relate to a bullet device and fire control and disaster relief unmanned aerial vehicle. The projectile throwing device comprises a projectile storage barrel, a mounting seat and a limiting mechanism, wherein the projectile storage barrel is used for containing fire extinguishing projectiles, the mounting seat is arranged at the lower end of the projectile storage barrel, a projectile throwing port is formed in the position, corresponding to the projectile storage barrel, of the mounting seat, the limiting mechanism is arranged in the mounting seat and is used for limiting the fire extinguishing projectiles when the projectile throwing device is in a projectile storage state in the projectile storage barrel, and the projectile throwing device is used for relieving the limitation of the fire extinguishing projectiles when the projectile throwing device is in a projectile throwing state. When the throwing device needs to throw the bullets and put out the fire, only need to make stop gear remove the spacing to the fire extinguishing bomb in the storage barrel like this for each fire extinguishing bomb drops from the mouth of throwing one by one, so just realized the high-efficient operation of throwing device. And as the cartridge storage barrel can contain more fire extinguishing bombs at one time, the storage quantity of the fire extinguishing bombs is obviously improved, and the fire extinguishing capability and the fire extinguishing bomb throwing efficiency of the bomb throwing device are also obviously improved.

Description

Bullet shooting device and fire control and disaster relief unmanned aerial vehicle

Technical Field

The utility model belongs to the technical field of the throw-in equipment, especially, relate to a bullet device and fire control and disaster relief unmanned aerial vehicle.

Background

In recent years, the number of buildings in cities is increasing with the gradual acceleration of urbanization. To deal with the fire protection problem of urban buildings, more and more fire extinguishing apparatuses are developed and put into use. Such as fire extinguishing bombs and the like. The existing fire extinguishing bomb throwing device can only throw one fire extinguishing bomb at a time, and the throwing efficiency of the fire extinguishing bomb is low, so that the fire extinguishing condition is difficult to extinguish in a short time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bullet device, aim at solving the technical problem that the efficiency is low is put in to the bullet of putting out a fire among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a projectile device, is including storage barrel, mount pad and the stop gear who is used for the holding fire extinguishing bomb, the mount pad set up in the lower extreme of storage barrel, just the mount pad corresponds storage barrel's position has seted up the mouth of throwing, stop gear set up in the mount pad and be used for when the projectile device is in the storage state will the fire extinguishing bomb be spacing in storage barrel, just the projectile device is used for when the projectile device is in the state of throwing remove right the spacing of fire extinguishing bomb.

Furthermore, the bullet shooting device further comprises a cover plate and a plurality of fixing rods, wherein the cover plate is arranged at the upper end of the bullet storage barrel, and the fixing rods are connected between the cover plate and the mounting seat.

Further, each fixing rod is arranged on the periphery of the bullet storage barrel in a surrounding mode.

Furthermore, the limiting mechanism comprises a driving mechanism, a moving ring piece and a plurality of poking rods, each poking rod is rotatably installed on the peripheral edge of the throwing port through a rotating pin, the moving ring piece is annularly arranged on the peripheral edge of the throwing port and can rotate relative to the throwing port, each poking rod is rotatably connected with the moving ring piece, the driving mechanism is connected with any one poking rod and can drive the poking rod to rotate relative to the corresponding rotating pin, and the poking rods are used for driving the rest poking rods to rotate to the inside of the throwing port or the outside of the throwing port through the moving ring piece under the driving of the driving mechanism.

Furthermore, the poke rod comprises a first bending rod section and a second bending rod section, the connecting part of the first bending rod section and the second bending rod section is rotatably arranged on the peripheral edge of the bullet feeding opening through the corresponding rotating pin, and one end of the first bending rod section is rotatably connected with the moving coil ring piece.

Furthermore, one end of the second bending rod section, which is far away from the connecting part, forms a limiting end which is used for abutting against the fire extinguishing bomb.

Further, the first bending rod section has a length smaller than that of the second bending rod section.

Furthermore, the limiting mechanism further comprises a fixed ring piece, the fixed ring piece is annularly arranged on the peripheral edge of the bullet feeding opening and is positioned in the movable ring piece, and each poke rod is rotatably arranged on the fixed ring piece through the rotating pin.

Furthermore, the driving mechanism comprises a driving steering engine and a connecting rod, the driving steering engine is arranged in the mounting seat, the driving end of the driving steering engine is fixedly connected with one end of the connecting rod, and the other end of the connecting rod is connected with any one poke rod;

or the connecting rod is rotatably arranged in the mounting seat, the driving end of the driving steering engine is rotatably connected with one end of the connecting rod, and the other end of the connecting rod is connected with any poke rod.

The utility model has the advantages that: the utility model discloses a bullet shooting device stores up a bomb tube through setting up to storing up a bomb tube and installing on the mount pad, set up stop gear simultaneously in the mount pad, when the bullet shooting device need not the operation of throwing, stop gear can be spacing in storing up a bomb tube with each fire extinguishing bomb in the storage bomb tube like this. When the bomb throwing device needs to perform bomb throwing and fire extinguishing operation, the limit mechanism is only required to relieve the limit of the fire extinguishing bombs in the bomb storage barrel, so that the fire extinguishing bombs are sequentially thrown from the bomb throwing port, and the efficient bomb throwing operation of the bomb throwing device is realized. And as the bomb storage cylinder can contain more fire extinguishing bombs at one time, the storage quantity of the fire extinguishing bombs is obviously improved, the continuous bomb throwing capacity of the bomb throwing device is further improved, and the fire extinguishing capacity of the bomb throwing device and the throwing efficiency of the fire extinguishing bombs are obviously improved.

The utility model discloses another kind of technical scheme be: the utility model provides a fire control relief of disaster unmanned aerial vehicle, includes the host computer body, fire control relief of disaster unmanned aerial vehicle still includes foretell bullet shooting device, bullet shooting device set up in under the host computer body.

The utility model discloses a fire control relief of disaster unmanned aerial vehicle, through set up the device of throwing bomb under the host computer body, when the condition of a fire appears at high-rise building's top, the unmanned aerial vehicle of installing the device of throwing bomb can fly the top of supporting high-rise building, utilizes the device of throwing bomb to release the fire extinguishing bomb, develops the operation of putting out a fire, because unmanned aerial vehicle can fly the top of supporting high-rise building comparatively fast, just so showing and having practiced thrift the condition of a fire processing time, effectively promoted the fire extinguishing efficiency when the condition of a fire appears at high-rise building top.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a fire-fighting and disaster-relieving unmanned aerial vehicle provided by an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is an explosion structure diagram of the fire fighting and disaster relief unmanned aerial vehicle provided by the embodiment of the present invention;

fig. 4 is a schematic structural view of a projectile shooting device of a fire-fighting disaster-relief unmanned aerial vehicle according to an embodiment of the present invention;

fig. 5 is an explosion structure diagram of a projectile shooting device of the fire-fighting disaster-relief unmanned aerial vehicle according to the embodiment of the present invention;

fig. 6 is a schematic partial structural view of a mounting seat of a projectile shooting device according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-main body 20-fixed mount 21-support rod

31-transverse pull rod 32-bullet throwing device 33-fixed rod

34-driving mechanism 35-moving coil ring piece 36-poke rod

37-fixed ring piece 311-fixed claw 312-latch piece

321-handle piece 322-bullet-throwing opening 323-claw-taking piece

324, cover plate 325, cartridge 326 and mounting seat

327-limit mechanism 328-loading port 341-drive steering engine

342-connecting rod 361-first bending rod section 362-second bending rod section.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-6 are exemplary and intended to be used to illustrate the invention, but should not be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 4-6, the embodiment of the utility model provides a projectile shooting device 32, including storage barrel 325, mount pad 326 and the stop gear 327 that is used for holding the fire extinguishing bomb, mount pad 326 sets up in storage barrel 325's lower extreme, and the position that the mount pad 326 corresponds storage barrel 325 has seted up the mouth 322 of throwing, stop gear 327 sets up in mount pad 326 and is used for spacing in storage barrel 325 the fire extinguishing bomb when projectile shooting device 32 is in the storage state, and projectile shooting device 32 is used for removing spacing to the fire extinguishing bomb when projectile shooting device 32 is in the state of throwing. Specifically, the number of the cartridges 325 and the limiting mechanisms 327 is not unique, that is, a plurality of cartridges 325 may be mounted on the mounting seat 326, and a plurality of projectile inlets 322 may be correspondingly formed on the mounting seat 326.

The following further explains the projectile device 32 provided in the embodiment of the present invention: the embodiment of the utility model provides a projectile device 32 is through setting up storage barrel 325 to install storage barrel 325 on mount pad 326, set up stop gear 327 in mount pad 326 simultaneously, when projectile device 32 need not the operation of throwing, stop gear 327 can be spacing in storage barrel 325 with each fire extinguishing bomb in storage barrel 325 like this. When the bomb-throwing device 32 needs to perform the bomb-throwing fire-extinguishing operation, the limit mechanism 327 is only required to release the limit of the fire-extinguishing bombs in the bomb storage barrel 325, so that the fire-extinguishing bombs are sequentially thrown from the bomb-throwing port 322, and the efficient bomb-throwing operation of the bomb-throwing device 32 is realized. And because the storage cylinder 325 can contain more fire extinguishing bombs at one time, the storage quantity of the fire extinguishing bombs is obviously improved, the continuous bomb throwing capacity of the bomb throwing device 32 is further improved, and the fire extinguishing capacity of the bomb throwing device 32 and the putting efficiency of the fire extinguishing bombs are obviously improved.

In another embodiment of the present invention, as shown in fig. 4, the projectile shooting device 32 further includes a cover plate 324 and a plurality of fixing rods 33, the cover plate 324 is disposed at the upper end of the storage barrel 325, and the cover plate 324 is disposed at a position corresponding to the storage barrel 325 and has a loading opening 328, and each fixing rod 33 is connected between the cover plate 324 and the mounting seat 326. Specifically, by providing a plurality of fixing rods 33, each fixing rod 33 can connect the cover member 324 and the mount 326, thereby significantly improving the overall strength of the projectile apparatus 32.

In another embodiment of the present invention, as shown in fig. 5, each of the fixing rods 33 is disposed around the outer circumference of the cartridge 325. Specifically, by arranging the fixing rods 33 around the storage cylinders 325, the fixing rods 33 together with the cover plate 324 and the mounting seat 326 form a cage structure, which further improves the overall strength of the projectile throwing device 32, and effectively protects the storage cylinders 325, thereby making the fire extinguishing bomb contained in the storage cylinder 325 safer.

In another embodiment of the present invention, as shown in fig. 6, the limiting mechanism 327 includes a driving mechanism 34, a moving ring 35 and a plurality of shifting rods 36, each shifting rod 36 is rotatably installed at the peripheral edge of the projectile opening 322 through a rotating pin, the moving ring 35 is annularly installed at the peripheral edge of the projectile opening 322 and can rotate relative to the projectile opening 322, each shifting rod 36 is rotatably connected to the moving ring 35, the driving mechanism 34 is connected to any shifting rod 36 and can drive the shifting rod 36 to rotate relative to the corresponding rotating pin, and the shifting rod 36 is used for driving the remaining shifting rods 36 to rotate to the inside of the projectile opening 322 or the outside of the projectile opening 322 through the moving ring 35 under the driving of the driving mechanism 34. Specifically, when the limiting mechanism 327 works, the driving mechanism 34 can be connected to any one of the poke rods 36, and drive the poke rod 36 to rotate relative to the corresponding rotating pin, since the poke rod 36 is rotationally connected to the peripheral edge of the projectile port 322 and the moving ring 35, and the moving ring 35 can rotate relative to the projectile port 322, then the poke rod 36 can drive the moving ring 35 to rotate during the rotation, the moving ring 35 can drive other poke rods 36 to rotate during the rotation, and finally the overall linkage of all poke rods 36 is realized, so that the driving mechanism 34 can drive all poke rods 36 to rotate to the inside of the projectile port 322 or the outside of the projectile port 322 by driving only one poke rod 36, and when all poke rods 36 rotate to the inside of the projectile port 322, the fire extinguishing bomb arranged inside the storage barrel 325 can be limited, the fire extinguishing bomb cannot pass through the bomb-throwing port 322 freely under the interference of each poke rod 36. When all the poke rods 36 rotate to the outside of the bomb-throwing port 322, the limit of the fire extinguishing bomb arranged in the bomb storage cylinder 325 can be released at the moment, and the fire extinguishing bomb can be freely thrown into the outside through the bomb-throwing port 322.

In another embodiment of the present invention, as shown in fig. 6, the poke rod 36 includes a first bending rod segment 361 and a second bending rod segment 362, and the connecting portion of the first bending rod segment 361 and the second bending rod segment 362 is rotatably mounted on the peripheral edge of the projectile insertion opening 322 by corresponding rotating pins. Specifically, by making the poke rod 36 include the first bending rod segment 361 and the second bending rod segment 362, the poke rod 36 is integrally bent, so that it can rotate to the outside or inside of the projectile opening 322 more quickly when rotating, on one hand, the work done by the driving mechanism 34 to drive the poke rod 36 is reduced, the energy consumption of the driving mechanism 34 is saved, and on the other hand, the overall structure of the limiting mechanism 327 can be made more compact.

In another embodiment of the present invention, as shown in fig. 6, one end of the first bending rod segment 361 is rotatably connected to the moving coil ring 35, one end of the second bending rod segment 362 departing from the connecting portion forms a limiting end for abutting against the fire extinguishing bomb, and the length of the first bending rod segment 361 is smaller than that of the second bending rod segment 362. In particular, by making one end of the first bending rod segment 361 rotatably connected to the moving coil ring 35, the end of the second bending rod segment 362 facing away from the connection portion forms a limit end for abutment against a fire extinguishing bomb, so that the tap lever 36 is clearly functionally divided from a functional point of view.

In another embodiment of the present invention, as shown in fig. 6, the first bending rod segment 361 has a smaller length than the second bending rod segment 362. Specifically, by making the length of the first bending rod segment 361 smaller than the second bending rod segment 362, then because the second bending rod segment 362 is a main functional rod segment that actually extends into the interior of the projectile opening 322 for limiting, the moment generated by the second bending rod segment 362 will be enhanced, and further, when the tap lever 36 rotates, the second bending rod segment 362 can be more easily rotated into the projectile opening 322. Thereby further reducing the power consumption of the drive mechanism 34.

In another embodiment of the present invention, as shown in fig. 6, the limiting mechanism 327 further includes a fixed ring 37, the fixed ring 37 is disposed around the periphery of the projectile opening 322 and located in the movable ring 35, and each of the poke rods 36 is rotatably mounted on the fixed ring 37 through a rotating pin. Specifically, by providing the fixed ring member 37, a mounting platform is provided for each of the poke rods 36 on the one hand, and the height difference generated when the poke rods 36 are simultaneously rotatably connected to the peripheral edge of the projectile opening 322 and the movable ring member 35 is eliminated. On the other hand, effective limit is provided for the moving-coil ring element 35, so that when the moving-coil ring element 35 rotates relative to the projectile opening 322, the moving-coil ring element can be effectively limited by the fixed-coil ring element 37, and the rotating track of the moving-coil ring element is always kept without deviation. This improves the overall operational stability and accuracy of the stop mechanism 327.

In another embodiment of the present invention, as shown in fig. 6, the driving mechanism 34 includes a driving steering engine 341 and a connecting rod 342, the driving steering engine 341 is disposed in the mounting seat 326, the driving end of the driving steering engine 341 is fixedly connected to one end of the connecting rod 342, and the other end of the connecting rod 342 is connected to any one of the shifting rods 36. Specifically, through setting up drive steering wheel 341 and connecting rod 342, drive steering wheel 341 can drive connecting rod 342 and stir the swing of poker rod 36 like this, and then realize the holistic operation of stop gear 327.

In another embodiment of the present invention, as shown in fig. 6, the connecting rod 342 is rotatably mounted in the mounting seat 326, the driving end of the driving steering engine 341 is rotatably connected to one end of the connecting rod 342, and the other end of the connecting rod 342 is connected to any one of the shifting rods 36. Specifically, the connecting rod 342 is rotatably mounted in the mounting seat 326, and the driving end of the driving steering engine 341 is rotatably connected with one end of the connecting rod 342, so that the connecting rod 342 has a rotating moment, the transmission fit between the connecting rod and the driving steering engine 341 is enabled to be efficient, and the driving force for driving the steering engine 341 can be remarkably saved.

As shown in fig. 1-3, the embodiment of the present invention further provides a fire fighting unmanned aerial vehicle, which includes a main body 10, the fire fighting unmanned aerial vehicle further includes the above-mentioned projectile shooting device 32, and the projectile shooting device 32 is disposed under the main body 10. Specifically, the fire fighting unmanned aerial vehicle further comprises a fixing frame 20. Wherein, the fixing frame 20 is disposed at the lower end of the main body 10, specifically, the fixing frame 20 is detachably disposed at the lower end of the main body 10, and the fixing frame 20 is preferably disposed at the lower end of the main body 10 through the aviation bolt piece 312 in a bolt connection manner, so that the main body 10 and the fixing frame 20 can be conveniently assembled and disassembled.

Further, the fire fighting unmanned aerial vehicle further comprises a transverse pull rod 31 and two bomb-throwing devices 32 for throwing fire extinguishing bombs, wherein the transverse pull rod 31 is arranged on the fixing frame 20 and penetrates between the main body 10 and the fixing frame 20, and the two bomb-throwing devices 32 are respectively arranged at two ends of the transverse pull rod 31. Preferably, the two projectile devices 32 are symmetrically arranged at two ends of the transverse pull rod 31 relative to the main body 10, so that the overall balance of the fire fighting unmanned aerial vehicle can be ensured. The stability of fire control relief of disaster unmanned aerial vehicle keeping its flight gesture is favorable to.

By arranging the fixing frame 20 under the main frame and arranging the transverse pull rod 31 between the fixing frame 20 and the main frame 10 in a penetrating manner, a fixing platform of the two projectile throwing devices 32 is erected, and thus the two projectile throwing devices 32 can be stably installed relative to the main frame 10 by being arranged at two ends of the transverse pull rod 31. So, when the condition of a fire appears at high-rise building's top, the unmanned aerial vehicle of installing bomb casting device 32 can fly to high-rise building's top, utilizes bomb casting device 32 to release the fire extinguishing bomb, carries out the operation of putting out a fire, because unmanned aerial vehicle can fly to high-rise building's top comparatively fast, just so showing and having practiced thrift the condition of a fire processing time, has effectively promoted the fire extinguishing efficiency when the condition of a fire appears at high-rise building top.

In another embodiment of the present invention, as shown in fig. 1 to 3, the two ends of the transverse pull rod 31 are both provided with a fixed claw 311, the upper ends of the two projectile throwing devices 32 are both provided with a handle 321, and the fixed claws 311 are connected with the corresponding handle 321 through the bolt pieces 312. Specifically, by connecting the fixing claw 311 and the handle member 321 via the latch member 312, the block speed attaching and detaching performance of the missile launcher 32 with respect to the cross-member 31 is remarkably improved. Preferably, the pin piece 312 is a quick-insertion safety pin, and since the quick-insertion safety pin is inserted into a preset position only by pressing a button, the insertion stability of the quick-insertion safety pin can be ensured by loosening the button, so that the quick-assembly and disassembly performance of the projectile apparatus 32 relative to the transverse pull rod 31 is further improved. Furthermore, the fixed claw 311 is grasped by a side vertical rod of the handle member 321, and the latch member 312 is inserted through the side vertical rods of the fixed claw 311 and the handle member 321 to connect the fixed claw 311 and the handle member 321, which is simple and fast.

In another embodiment of the present invention, as shown in fig. 4, at least one claw member 323 is disposed on one side of the projectile shooting device 32 facing the fixed frame 20, and each claw member 323 is disposed at the lower end of the fixed frame 20. Specifically, the lower end of the fixing frame 20 is provided with a support rod 21, and each of the catching pieces is caught on the support rod 21. Through setting up taking claw piece 323 for take the lower extreme of grabbing the piece and setting up in mount 20, take the piece like this and just can realize in coordination with stationary dog 311 that projectile device 32 is spacing for six degrees of freedom directions of mount 20, make projectile device 32 install on unmanned aerial vehicle more firmly. Since the catching member is only arranged at the lower end of the fixing frame 20, when the projectile throwing device 32 is fixed, the catching member is firstly arranged at the lower end of the fixing frame 20, and then the fixed claw 311 is connected with the handle member 321 through the latch member 312, so that the projectile throwing device 32 is easily and reliably mounted on the transverse pull rod 31 and the fixing frame 20.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A bullet shooting device is characterized in that: including storage barrel, mount pad and stop gear who is used for the holding fire extinguishing bomb, the mount pad set up in the lower extreme of storage barrel, just the mount pad corresponds storage barrel's position has seted up the mouth of throwing, stop gear set up in the mount pad and be used for when the device of throwing is in storage bullet state will the fire extinguishing bomb be spacing in store up in the barrel, just the device of throwing is used for when the device of throwing is in the state of throwing remove right the spacing of fire extinguishing bomb.

2. The projectile shooting apparatus as claimed in claim 1, wherein: the bullet shooting device further comprises a cover plate and a plurality of fixing rods, the cover plate is arranged at the upper end of the bullet storage barrel, and the fixing rods are connected between the cover plate and the mounting seat.

3. The projectile shooting apparatus as claimed in claim 2, wherein: each fixed rod is arranged around the periphery of the bullet storage barrel in a surrounding mode.

4. The projectile shooting apparatus as claimed in claim 1, wherein: the limiting mechanism comprises a driving mechanism, a moving ring piece and a plurality of poking rods, each poking rod is rotatably installed on the peripheral edge of the projectile opening through a rotating pin, the moving ring piece is annularly arranged on the peripheral edge of the projectile opening and can rotate relative to the projectile opening, each poking rod is rotatably connected with the moving ring piece, the driving mechanism is connected with any poking rod and can drive the poking rod to rotate relative to the corresponding rotating pin, and the poking rods are used for driving the rest poking rods to rotate to the inside of the projectile opening or the outside of the projectile opening through the moving ring piece under the driving of the driving mechanism.

5. The projectile shooting apparatus as claimed in claim 4, wherein: the poke rod comprises a first bending rod section and a second bending rod section, the connecting part of the first bending rod section and the second bending rod section is rotatably arranged on the peripheral edge of the bullet feeding opening through the corresponding rotating pin, and one end of the first bending rod section is rotatably connected with the moving coil ring piece.

6. The projectile shooting apparatus as claimed in claim 5, wherein: one end of the second bent rod section, which deviates from the connecting part, forms a limiting end which is used for abutting against the fire extinguishing bomb.

7. The projectile shooting apparatus as claimed in claim 5, wherein: the length of the first bending rod section is smaller than that of the second bending rod section.

8. The projectile throwing device according to any one of claims 4 to 7, wherein: the limiting mechanism further comprises a fixed ring piece, the fixed ring piece is annularly arranged on the peripheral edge of the bullet feeding opening and is positioned in the movable ring piece, and each poking rod is rotatably arranged on the fixed ring piece through the rotating pin.

9. The projectile throwing device according to any one of claims 4 to 7, wherein: the driving mechanism comprises a driving steering engine and a connecting rod, the driving steering engine is arranged in the mounting seat, the driving end of the driving steering engine is fixedly connected with one end of the connecting rod, and the other end of the connecting rod is connected with any one poke rod;

or the connecting rod is rotatably arranged in the mounting seat, the driving end of the driving steering engine is rotatably connected with one end of the connecting rod, and the other end of the connecting rod is connected with any poke rod.

10. The utility model provides a fire control relief of disaster unmanned aerial vehicle, includes main fuselage, its characterized in that: the fire disaster relief unmanned aerial vehicle further comprises a bomb throwing device according to any one of claims 1-9, wherein the bomb throwing device is arranged below the main body.

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