CN112340029A - Airborne unmanned aerial vehicle spreading and scattering cylinder device and throwing method thereof - Google Patents
Airborne unmanned aerial vehicle spreading and scattering cylinder device and throwing method thereof Download PDFInfo
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- CN112340029A CN112340029A CN202011260793.2A CN202011260793A CN112340029A CN 112340029 A CN112340029 A CN 112340029A CN 202011260793 A CN202011260793 A CN 202011260793A CN 112340029 A CN112340029 A CN 112340029A
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000007480 spreading Effects 0.000 title abstract description 5
- 238000003892 spreading Methods 0.000 title abstract description 5
- 230000006835 compression Effects 0.000 claims abstract description 38
- 238000007906 compression Methods 0.000 claims abstract description 38
- 238000004146 energy storage Methods 0.000 claims abstract description 21
- 238000005266 casting Methods 0.000 claims description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 239000011120 plywood Substances 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 8
- 238000005381 potential energy Methods 0.000 abstract description 7
- 239000002360 explosive Substances 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000003860 storage Methods 0.000 abstract description 2
- 238000009826 distribution Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- PYLLWONICXJARP-UHFFFAOYSA-N manganese silicon Chemical compound [Si].[Mn] PYLLWONICXJARP-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D5/00—Aircraft transported by aircraft, e.g. for release or reberthing during flight
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U70/00—Launching, take-off or landing arrangements
- B64U70/20—Launching, take-off or landing arrangements for releasing or capturing UAVs in flight by another aircraft
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
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Abstract
The invention relates to a throwing device for a scattering cylinder, in particular to a method and a device for throwing a scattering cylinder of an airborne unmanned aerial vehicle. The existing airborne unmanned aerial vehicle spreader mainly adopts an electromagnetic type to throw, and the problems of failure of explosives and high requirement on environment exist in the long-term storage process. The device mainly comprises a fixing mechanism, an energy storage mechanism, a locking mechanism and an unlocking mechanism; the mechanical type throwing is adopted, kinetic energy applied by a person is converted into elastic potential energy of the spiral compression spring through the handle and stored, when the throwing is carried out, the electric telescopic rod is controlled by an electric signal to release the elastic potential energy, and finally the elastic potential energy of the spiral compression spring is converted into the kinetic energy of the spreading barrel.
Description
Technical Field
The invention relates to a throwing device for a scattering cylinder, in particular to a method and a device for throwing a scattering cylinder of an airborne unmanned aerial vehicle.
Background
At present, an airborne unmanned aerial vehicle spreader mainly adopts an electromagnetic type to carry out projection, related documents also disclose an electromagnetic projection device, and although the device has the advantages of high efficiency, light weight, simplicity and convenience in operation and the like, the device is easily interfered by electromagnetic waves in the process to cause that the device cannot be projected or the unmanned aerial vehicle cannot reach the initial speed. And the reliability of the projecting device is lower under the extreme environments such as low temperature and the like. Some of the dispensers are thrown in an explosive mode, and although the dispensers have high energy, the problem that explosives lose effectiveness and have high requirements on environment exists in the long-term storage process.
Disclosure of Invention
In view of the above, the invention provides a method and a device for casting a distribution and scattering cylinder of an airborne unmanned aerial vehicle.
In order to solve the problems in the prior art, the technical scheme of the invention is as follows: the utility model provides a device that a section of thick bamboo is scattered to airborne unmanned aerial vehicle cloth which characterized in that: including two curb plates of relative setting, connect through the plywood between two curb plates, the both sides limit of two curb plates symmetry respectively is provided with a plurality of pairs of semicircular grooves that are used for placing cartridge unmanned aerial vehicle, and every is provided with the energy storage ejecting device who is used for releasing cartridge unmanned aerial vehicle between to cartridge unmanned aerial vehicle.
Further, the energy storage pushing device comprises a ridge-shaped frame, the ridge-shaped frame is arranged between each pair of barrel-mounted unmanned aerial vehicles, two ends of the ridge-shaped frame are fixedly arranged on two side plates, rotating shafts parallel to the frame are further arranged on the two side plates, pulleys and a lock disc with the same number as the concave surfaces of the ridge-shaped frame are fixedly arranged on the rotating shafts, a hole matched with the telescopic rod of the telescopic electromagnet is arranged on one side surface of the lock disc, two back plates are longitudinally arranged on each protruding surface of the ridge-shaped frame in parallel, a guide wheel is arranged between the two back plates, arc-shaped push blocks are respectively arranged on the surfaces opposite to the protruding surfaces, the arc-shaped surfaces of the arc-shaped push blocks are contacted with the outer wall of the cylinder-packed unmanned aerial vehicle, the arc-shaped push block penetrates through the rack through a rope and is wound on the pulley by bypassing the guide wheel, and a spring is arranged between the arc-shaped push block and the rack.
Furthermore, a sleeve is arranged on the ridge-shaped frame relative to the arc-shaped pushing block, and the spring is arranged in the sleeve.
Further, the rope is connected with the arc-shaped pushing block through the lock hook.
Furthermore, a rolling bearing is arranged at the contact position of the rotating shaft and the side plate, a handle (14) is fixedly connected to the rotating shaft, and the handle (14) is arranged on the outer side of the side plate.
Furthermore, the telescopic electromagnetic valve is fixedly arranged on the layer plate.
Furthermore, a U-shaped restraint ring is arranged on the pulley, and the rope is fixedly arranged on the restraint ring.
Further, the leading wheel is provided with 2.
The utility model provides a method of throwing of airborne unmanned aerial vehicle cloth spills a device of section of thick bamboo which characterized in that: the casting method comprises the following steps:
filling: the rotating handle drives the rotating shaft to rotate, the pulley and the lock disc rotate along with the rotating shaft, the pulley rotates to wind a rope, the arc-shaped push block is tensioned by the rope, the lock disc rotates, a telescopic rod of the telescopic electromagnetic valve is clamped into a positioning hole of the lock disc, the lock disc stops rotating, the rope is tightened to realize compression of a spring and is locked in an energy storage state, the cylinder-mounted unmanned aerial vehicle is installed in the semicircular groove, and then the cylinder-mounted unmanned aerial vehicle is fixed on the push block through a prestressed rope;
throwing: electric telescopic handle receives the shrink telescopic link behind the signal of telecommunication, and the axis of rotation is in the free rotation state, and the ejector pad no longer receives the pulling force effect from the rope, and the free release of spring, prestressing force rope are broken under the elastic force effect, realize the release of cartridge unmanned aerial vehicle.
Compared with the prior art, the invention has the following advantages:
1. the traction speed, namely the course speed of the spreader during spreading is 170-200m/s, and meanwhile, the multiple unmanned aerial vehicles spread in the spreading cylinder can be thrown pairwise without interference, wherein the throwing speed, namely the speed of the cylinder-mounted unmanned aerial vehicle leaving the spreader is more than or equal to 2 m/s;
2. the adaptability is strong: the device is widely suitable for the throwing of various airborne unmanned aerial vehicles;
3. the reliability is high: the mechanical energy storage and the release of the spiral compression spring are adopted, so that the interference problem caused by electromagnetic interference, low temperature and other extreme environments can be effectively avoided;
4. the flexibility is high: aiming at different design requirements, such as initial speed, quality and the like, the performance of the spiral compression spring can be designed and selected to meet the requirements;
5. the overhaul is convenient: different spiral compression springs have independence and are convenient to replace and overhaul.
Description of the drawings:
fig. 1 is a schematic structural view of a dispensing and casting device of an airborne unmanned aerial vehicle;
FIG. 2 is an energy storage and locking mechanism for a dispensing cartridge of an airborne unmanned aerial vehicle;
fig. 3 is an unlocking mechanism for a dispensing cylinder of an airborne unmanned aerial vehicle;
FIG. 4 is a dispensing stand for an airborne unmanned aerial vehicle;
FIG. 5 is a schematic view of the connection between the lock plate and the solenoid valve;
description of the labeling: 1. a side plate; 2. barrel-packed unmanned aerial vehicle; 3. a sleeve; 4. a latch hook; 5. an upper plate; 6. A rotating shaft; 7. a pulley; 8. a lock disc; 9. a telescopic electromagnetic valve; 10. a rope; 11. a guide wheel; 12. A rolling bearing; 13. a back plate; 14. a handle; 15. a frame; 16. an arc-shaped push block; 17. a lower layer plate; 18. a helical compression spring; 19. a communication interface; 20. a bolt; 21. a confinement ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example (b):
the invention provides a device for distributing a cartridge for an airborne unmanned aerial vehicle, which comprises two side plates 1 which are oppositely arranged, wherein the two side plates 1 are connected through an upper plate 5 and a lower plate 17, two side edges of the two side plates 1 are respectively and symmetrically provided with 2 pairs of semicircular grooves for placing a cartridge-mounted unmanned aerial vehicle 2, and an energy storage push-out device for pushing out the cartridge-mounted unmanned aerial vehicle 2 is arranged between the 2 pairs of cartridge-mounted unmanned aerial vehicles 2.
The energy storage pushing device comprises a ridge type rack 15, the ridge type rack 15 is arranged between every pair of barrel-mounted unmanned aerial vehicles 2, two ends of the ridge type rack 15 are fixedly arranged on two side plates 1 through bolts 20, a rotating shaft 6 parallel to the rack 15 is further arranged on the two side plates, a rolling bearing 12 is arranged at the contact position of the rotating shaft 6 and the side plates, a handle 14 is fixedly connected onto the rotating shaft, the handle 14 is arranged on the outer side of the side plates, pulleys 7 and a locking disc 8 which are the same as the number of concave surfaces of the ridge type rack 15 are fixedly arranged on the rotating shaft 6, a hole matched with a telescopic rod of a telescopic electromagnet 9 is formed in one side surface of the locking disc 8, two back plates 13 are longitudinally arranged on each convex surface of the ridge type rack 15 in parallel, 2 guide wheels 11 are arranged between the two back plates 13, arc-shaped push blocks 16 are respectively arranged on the surfaces opposite to the convex surfaces, the arc-shaped push blocks 16 are in contact with the, the arc-shaped push block 16 penetrates through the rack 15 through the rope 10 and is wound on the pulley 7 by bypassing the guide wheel 11, a U-shaped restraint ring 21 is arranged on the pulley 7, the rope 10 is fixedly arranged on the restraint ring 21, the sleeve 3 is arranged on the ridge-shaped rack 15 opposite to the arc-shaped push block 16, and the spiral compression spring 18 is arranged in the sleeve 3.
The rope 10 is connected with the arc-shaped push block 16 through the lock hook 4.
The number of the telescopic electromagnetic valves 9 is 2, and the telescopic electromagnetic valves are respectively and fixedly arranged on the upper layer plate and the lower layer plate.
The telescopic electromagnetic valve 9 adopts a JN125 miniature electric telescopic rod, and the rated voltage, stroke, speed and limit load are respectively 24V, 20mm/s and 2000N.
The utility model provides a method of throwing of airborne unmanned aerial vehicle cloth spills a device of section of thick bamboo which characterized in that: the casting method comprises the following steps:
filling: the rotating handle 14 drives the rotating shaft 6 to rotate, the pulley 7 and the lock disc 8 rotate along with the rotating shaft 6, the pulley 7 rotates to wind the rope 10, at the moment, the arc-shaped push block 16 is tensioned by the rope 10, the lock disc 8 rotates, the telescopic rod of the telescopic electromagnetic valve 9 is clamped into the positioning hole of the lock disc 8, the lock disc 8 stops rotating, the rope 10 is tightened to realize the compression of the spring 18 and is locked in an energy storage state, the barrel-mounted unmanned aerial vehicle 2 is installed into the semicircular groove, and then the barrel-mounted unmanned aerial vehicle 2 is fixed on the push block 16 through the prestress rope;
throwing: after the electric telescopic rod 9 receives the electric signal, the telescopic rod is contracted, the rotating shaft 6 rotates under the action of the moment immediately, the prestress of the rope 10 is relieved, the push block 16 moves transversely under the thrust of the spring 18, the spring 18 is released freely, the prestress rope is broken under the action of the elastic force, and the release of the cylinder-mounted unmanned aerial vehicle 2 is realized.
In the embodiment, 4 cylinder unmanned aerial vehicles are filled; the barrel-packed unmanned aerial vehicle is reliably connected with the spreader and safely released; the cylinder-packed unmanned aerial vehicle is separated from the spreader and then cannot collide with the spreader local machine and other cylinder-packed unmanned aerial vehicles in launching; the mass M of the barrel-packed unmanned aerial vehicle is less than or equal to 17 kg; a casting mode: side throwing; casting interval: 150 ms; traction speed: 170-200 m/s; casting speed: not less than 2 m/s.
The invention comprises a fixing mechanism, an energy storage mechanism, a locking mechanism and an unlocking mechanism; mechanical throwing is adopted, kinetic energy applied by a person is converted into elastic potential energy of the spiral compression spring through the handle and stored, when throwing is carried out, the elastic potential energy is released by controlling the telescopic electromagnetic valve through an electric signal, and finally the elastic potential energy of the spiral compression spring is converted into the kinetic energy of the distribution and distribution barrel.
The energy storage mechanism mainly realizes energy storage of the spiral compression spring by means of rotation of the handle.
Above-mentioned prestressed rope realizes the release of cartridge unmanned aerial vehicle because of stress concentration in the helical compression spring release process, can effectively solve cartridge unmanned aerial vehicle's fixed problem.
The telescopic electromagnetic valve 9 and the locking disc 8 are used for controlling the locking and the releasing of the spiral compression spring in the processes of energy storage and releasing.
The system is reserved with a certain number of communication interfaces 19 at the side plate and cannot interfere with other mechanisms.
The technical requirements of the invention are as follows:
4 cylinder unmanned aerial vehicles are filled; the barrel-packed unmanned aerial vehicle is reliably connected with the spreader and safely released; the cylinder-packed unmanned aerial vehicle is separated from the spreader and then cannot collide with the spreader local machine and other cylinder-packed unmanned aerial vehicles in launching; the cylinder-packed unmanned machine mass M is less than or equal to 17 kg; a casting mode: side throwing; casting interval: 150 ms; traction speed: 170-200 m/s; casting speed: not less than 2 m/s.
To meet the technical requirements, the feasibility of the dispenser and the performance of the helical compression spring are designed as follows:
1. determining that the projectile condition is satisfied (m ═ 17kg, v12m/s) energy demonstration
According to the law of conservation of energy: eP＝EKObtaining:
one cylinder adopts 5 spiral compression springs for pushing, the pushing distance is preliminarily set to be 0.02m, so the rigidity coefficient of the spiral compression springs is as follows:
the maximum working thrust of the helical compression spring is: F-KX-34000 × 0.02-680N
The push-shooting of 5 spiral compression springs is performed, the work-doing process of the push-shooting of the spiral compression springs is variable force, so the average force is taken, and the acceleration of the barrel is
Time taken to complete the push shot:
and (3) completing the ejection displacement:
2. demonstration of design of helical compression spring
Determining relevant parameters of the spiral compression spring, and meeting the following conditions: the stiffness coefficient K of the spiral compression spring is 34N/mm, the working stroke is X2 is 20mm, and the maximum thrust is F2 is 680N.
The calculation process is as follows:
according to the load property of the helical compression spring, silicon manganese steel 60Si2MnA is selected.
Pitch diameter of helical compression spring: preliminary determination D2＝30mm
Allowable stress: [ tau ] to]＝64kgf/mm2
Maximum working load: F2-680N-69.3 kgf
KC3 value:
the winding ratio is as follows: looking up table to obtain C-6.4
Diameter of the helical compression spring:
the adopted winding ratio is as follows:
outer diameter of helical compression spring: d ═ D2+d＝30+5＝35
And (4) ultimate load:
pressing and loading: f3＝1.1Fj95.3 taking F3＝95kgf
Initial installation load: f1＝0.2Fj17.3 taking F1＝18kgf
Helical compression spring rate:
deformation amount:
effective number of turns:
supporting the number of turns: n is2＝1.5
Total number of turns: n is1＝n+n2＝8
Pressing and height: hb＝(n1-0.5) d is 37.5mm < 40mm, and meets the requirement of space compression
Free height: h0＝Hb+X3＝64.6mm
Helical compression spring pitch:
height-diameter ratio:
the two ends are adopted for fixing, so that instability is avoided.
The coil compression spring parameters are as follows:
3. demonstration of energy storage
The energy storage is realized by a labor-saving mechanism.
The maximum force required to compress a helical compression spring arrangement of a cartridge is: the force required for simultaneously compressing and storing energy by 2 cylinders is as follows: the total F is 2F, 2X3400 is 6800N, a 50-time labor-saving mechanism is adopted, 136N of force is needed, and energy storage can be completely realized manually.
The specific implementation process after the demonstration is completed is as follows:
1. energy storage by tightening spiral compression spring
The upper-layer handle is shaken to enable the shaft to rotate by 30 degrees, the rotation of the shaft drives the rigid rope to tighten into the pulley, the spiral compression spring is compressed by the push block, and when the preset position is reached, the electric telescopic rod is ejected out and clamped on the lock disc, so that the energy storage of the spiral compression spring is realized. The lower layer is the same as the upper layer.
2. Unmanned aerial vehicle
Put the relative unmanned aerial vehicle of level to fixed establishment's corresponding position, fix cartridge unmanned aerial vehicle at the curb plate with the prestressing force rope.
3. Throwing unmanned aerial vehicle
When needing to cast unmanned aerial vehicle, when two unmanned aerial vehicle of lower floor are cast to needs, signals give electronic telescopic boom, electronic telescopic boom withdrawal, and helical compression spring's elastic potential energy drives the rotation of axes, and the rigidity rope is released from the pulley, and simultaneously, helical compression spring and ejector pad make cartridge package unmanned aerial vehicle along predetermined orbit motion, the completion is cast. Meanwhile, the upper-layer unmanned aerial vehicle is thrown within the time interval of 150ms of the lower-layer unmanned aerial vehicle.
It should be understood that the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and that various modifications and alterations can be made therein by those skilled in the art without departing from the spirit of the present invention.
Claims (9)
1. The utility model provides a device that a section of thick bamboo is scattered to airborne unmanned aerial vehicle cloth which characterized in that: including two curb plates (1) that set up relatively, connect through the plywood between two curb plates (1), the both sides limit of two curb plates (1) symmetry respectively is provided with a plurality of semi-circular grooves to being used for placing cartridge unmanned aerial vehicle (2), and every is provided with the energy storage ejecting device who is used for ejecting cartridge unmanned aerial vehicle (2) between every cartridge unmanned aerial vehicle (2).
2. The device of claim 1, wherein the device comprises: the energy storage push-out device comprises a ridge type rack (15), the ridge type rack (15) is arranged between every pair of barrel-packed unmanned aerial vehicles (2), two ends of the ridge type rack are fixedly arranged on two side plates (1), a rotating shaft (6) parallel to the rack (15) is further arranged on the two side plates, pulleys (7) and a lock disc (8) which are the same as the concave surfaces of the ridge type rack (15) in number are fixedly arranged on the rotating shaft (6), a hole matched with a telescopic rod of a telescopic electromagnet (9) is formed in one side surface of the lock disc (8), two back plates (13) are longitudinally arranged on each protruding surface of the ridge type rack (15) in parallel, a guide wheel (11) is arranged between the two back plates (13), arc-shaped push blocks (16) are respectively arranged on the surfaces opposite to the protruding surfaces, the arc-shaped surfaces of the arc-shaped push blocks (16) are in contact with the outer wall of the barrel-packed unmanned aerial vehicles (2), the arc-shaped push block (16) penetrates through the rack (15) through the rope (10) to wind around the guide wheel (11) and is wound on the pulley (7), and the spring (18) is arranged between the arc-shaped push block (16) and the rack (15).
3. An airborne unmanned aerial vehicle dispensing device according to claim 1 or 2, wherein: a sleeve (3) is arranged on the ridge-shaped frame (15) opposite to the arc-shaped push block (16), and a spring (18) is arranged in the sleeve (3).
4. An airborne unmanned aerial vehicle spreads device of a section of thick bamboo according to claim 3, characterized in that: the rope (10) is connected with the arc-shaped push block (16) through the lock hook (4).
5. The device of claim 4, wherein the device comprises: the rolling bearing (12) is arranged at the contact position of the rotating shaft and the side plate, the handle (14) is fixedly connected to the rotating shaft, and the handle (14) is arranged on the outer side of the side plate.
6. An airborne unmanned aerial vehicle spreads device of a section of thick bamboo according to claim 5, characterized in that: the telescopic electromagnetic valve (9) is fixedly arranged on the laminate.
7. The device of claim 6, wherein: the pulley (7) is provided with a U-shaped restraint ring (21), and the rope (10) is fixedly arranged on the restraint ring (21).
8. The device of claim 7, wherein: the guide wheels (11) are provided with 2.
9. The method of claim 1, wherein the method comprises: the casting method comprises the following steps:
filling: rotating handle (14) drives axis of rotation (6) and rotates, pulley (7) and lock disc (8) rotate along with axis of rotation (6), pulley (7) rotate winding rope (10), arc ejector pad (16) is taut by rope (10) at this moment, lock disc (8) are rotatory, the telescopic link card of flexible solenoid valve (9) is gone into in the locating hole of lock disc (8), lock disc (8) stop rotatory, rope (10) tighten up realize the compression of spring (18) and lock and be in the energy storage state, pack cartridge unmanned aerial vehicle (2) into the semicircular groove, later fix cartridge unmanned aerial vehicle (2) on ejector pad (16) with the prestressed rope;
throwing: electric telescopic handle (9) receive behind the signal of telecommunication the shrink telescopic link, and axis of rotation (6) are in the free rotation state, and ejector pad (16) no longer receive the pulling force effect that comes from rope (10), and spring (18) free release, the prestressing force rope is broken under the elastic force effect, realizes cartridge unmanned aerial vehicle (2) release.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011260793.2A CN112340029B (en) | 2020-11-12 | 2020-11-12 | Device for distributing cylinder of airborne unmanned aerial vehicle and casting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011260793.2A CN112340029B (en) | 2020-11-12 | 2020-11-12 | Device for distributing cylinder of airborne unmanned aerial vehicle and casting method thereof |
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| CN112340029B CN112340029B (en) | 2023-08-18 |
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Cited By (1)
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| CN114993716A (en) * | 2022-05-24 | 2022-09-02 | 中南大学 | Train collision test system and method for testing animal collision |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114993716A (en) * | 2022-05-24 | 2022-09-02 | 中南大学 | Train collision test system and method for testing animal collision |
| CN114993716B (en) * | 2022-05-24 | 2023-08-08 | 中南大学 | Train collision test system and method for testing animal collision |
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| Publication number | Publication date |
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| CN112340029B (en) | 2023-08-18 |
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