CN111661341A - Automatic umbrella device that takes off of unmanned aerial vehicle - Google Patents
Automatic umbrella device that takes off of unmanned aerial vehicle Download PDFInfo
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- CN111661341A CN111661341A CN202010495345.4A CN202010495345A CN111661341A CN 111661341 A CN111661341 A CN 111661341A CN 202010495345 A CN202010495345 A CN 202010495345A CN 111661341 A CN111661341 A CN 111661341A
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- aerial vehicle
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- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000003044 adaptive effect Effects 0.000 claims abstract description 8
- 238000000926 separation method Methods 0.000 claims description 20
- 239000000725 suspension Substances 0.000 claims description 2
- 238000010030 laminating Methods 0.000 description 13
- 238000003825 pressing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
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Classifications
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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
- B64D17/00—Parachutes
- B64D17/80—Parachutes in association with aircraft, e.g. for braking thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
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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
- B64D17/00—Parachutes
- B64D17/22—Load suspension
- B64D17/38—Releasable fastening devices between parachute and load or pack
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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
- B64U70/80—Vertical take-off or landing, e.g. using rockets
- B64U70/83—Vertical take-off or landing, e.g. using rockets using parachutes, balloons or the like
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention relates to an automatic parachute-off device of an unmanned aerial vehicle, which comprises a connecting part, wherein the connecting part comprises an upper connecting part connected with a parachute rope and a lower connecting part connected with the unmanned aerial vehicle rope, and the upper connecting part and the lower connecting part can be clamped in a releasable manner; the upper connecting part comprises an upper connecting part body, the upper end of the upper connecting part body is provided with an upper hanging ring, the lower end of the upper connecting part body is provided with an upper clamping part, and the upper connecting part body is provided with an upper clamping groove; the lower connecting part comprises a lower connecting part body, the lower end of the lower connecting part body is provided with a lower hanging ring, the upper end of the lower connecting part body is provided with a lower clamping part, a lower clamping groove is formed in the lower connecting part body, the upper clamping groove is in adaptive buckle connection with the lower clamping part, and the lower clamping groove is in adaptive buckle connection with the upper clamping part; the upper connecting part body and the lower connecting part body are further provided with a limiting mechanism for attaching the upper connecting part body and the lower connecting part body, the limiting mechanism is connected with a release rope used for releasing the limiting mechanism, and the release rope is connected with a parachute rope. According to the invention, after the unmanned aerial vehicle lands, the parachute and the unmanned aerial vehicle can be effectively separated, so that the safety of the unmanned aerial vehicle is ensured.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicles, in particular to an automatic parachute-off device of an unmanned aerial vehicle.
Background
The landing of the unmanned aerial vehicle is divided into sliding landing and parachuting. When landing site conditions do not allow for sliding descent or in emergency situations, parachute landing is generally adopted for landing of the unmanned aerial vehicle. However, under the weather condition with high wind speed, the unmanned plane which lands on the parachute is dragged by the parachute to move on the ground and collide with the parachute, the unmanned plane can not land stably, and the unmanned plane or airborne equipment can be damaged greatly.
At present, a common parachute self-disengaging device is mainly automatic, an automatic parachute cutting device judges whether the parachute lands or not depending on software or hardware equipment, and the parachute cutting device is controlled to separate the parachute from a machine body; this mode needs unmanned aerial vehicle configuration detecting system and from taking off the system, and two sets of systems have increased the complexity and the fault rate of complete machine, and automatic checkout system still has the false triggering simultaneously and detects the inefficacy scheduling problem.
Therefore, there is a need to develop a device which can automatically detach the parachute after the unmanned aerial vehicle with the parachute lands without manual intervention.
Disclosure of Invention
The invention aims to provide an automatic parachute-releasing device of an unmanned aerial vehicle, which aims to solve the problem that after the unmanned aerial vehicle lands, the unmanned aerial vehicle is dragged and slides by a parachute because the parachute cannot be effectively separated from the unmanned aerial vehicle, so that the unmanned aerial vehicle is scratched and collided with the ground in the dragging process to cause damage to the unmanned aerial vehicle or equipment.
The above object of the present invention is achieved by the following technical solutions:
an automatic parachute-off device of an unmanned aerial vehicle comprises a connecting part, wherein the connecting part comprises an upper connecting part connected with a parachute rope and a lower connecting part connected with the unmanned aerial vehicle rope, and the upper connecting part and the lower connecting part can be clamped in a releasable manner; the upper connecting part comprises an upper connecting part body, the upper end of the upper connecting part body is provided with an upper hanging ring, the lower end of the upper connecting part body is provided with an upper clamping part, and an upper clamping groove is formed in the upper connecting part body close to the upper hanging ring; the lower connecting part comprises a lower connecting part body, a lower hanging ring is arranged at the lower end of the lower connecting part body, a lower clamping part is arranged at the upper end of the lower connecting part body, a lower clamping groove is formed in the lower connecting part body close to the lower hanging ring, the upper clamping groove is in adaptive buckle connection with the lower clamping part, and the lower clamping groove is in adaptive buckle connection with the upper clamping part; the parachute connecting device is characterized in that a limiting mechanism used for being attached to the upper connecting portion body and the lower connecting portion body is further arranged on the upper connecting portion body and the lower connecting portion body, the limiting mechanism is connected with a release rope used for releasing the limiting mechanism, and the release rope is connected with a parachute rope.
Through adopting above-mentioned technical scheme, in the parachute opening in the twinkling of an eye, the release rope of being connected with stop gear at first releases stop gear along with opening of parachute, the parachute rope is taut with last link simultaneously, unmanned aerial vehicle passes through the rope and is connected with lower link, parachute area unmanned aerial vehicle falls, this moment go up connecting portion and lower connecting portion through last joint portion and lower draw-in groove and lower joint portion and last draw-in groove joint, when unmanned aerial vehicle fell to the ground, because connecting portion disappear at the upper and lower direction pulling force, go up connecting portion and lower connecting portion alternate segregation under spring assembly's effect, thereby can guarantee parachute and unmanned aerial vehicle and separate smoothly.
The invention is further configured to: stop gear has seted up first through-hole on including last connecting portion body, set up the second through-hole on the connecting portion body down, first through-hole is coaxial with the second through-hole, with the first through-hole end that goes up joint portion back of the body mutually is equipped with the shoulder hole of placing the separation spring, wear to establish the gag lever post in first through-hole and the second through-hole, gag lever post one end is equipped with the dog that supports and lean on the separation spring, and its other end is equipped with the pinhole, wear to be equipped with the lockpin in the pinhole.
Through adopting above-mentioned technical scheme, when last connecting portion and lower connecting portion laminating, go up joint portion and lower draw-in groove joint this moment, lower joint portion and last draw-in groove joint, in order to guarantee before the parachute is opened, go up connecting portion and lower connecting portion laminating inseparable, separation phenomenon appears in connecting portion and lower connecting portion on preventing to appear, need penetrate first through-hole and second through-hole with the gag lever post to insert the pinhole with the lockpin, thereby make connecting portion and lower connecting portion laminating firm. After the lock pin is separated from the pin hole of the limiting rod, the limiting rod is popped out from the first through hole and the second through hole under the action of the separating spring, and the limiting mechanism is released.
The invention is further configured to: the length between the stop block and the pin hole is equal to the sum of the thicknesses of the upper connecting part body and the lower connecting part body.
Through adopting above-mentioned technical scheme, can guarantee that connecting portion are inseparable with the laminating of lower connecting portion, go up connecting portion body and no gap between the lower connecting portion body.
The invention is further configured to: stop gear includes along the first semi-annular of last connecting portion body circumference offering, along the second semi-annular of lower connecting portion body circumference offering, first board annular is located the coplanar with second semi-annular groove, inlay on first semi-annular and the second semi-annular and be equipped with and take open-ended joint ring, with be equipped with the becket bridle on the joint ring that the opening is relative.
Through adopting above-mentioned technical scheme, when last connecting portion and lower connecting portion laminating, go up joint portion and lower draw-in groove joint this moment, lower joint portion and last draw-in groove joint, in order to guarantee before the parachute is opened, go up connecting portion and lower connecting portion laminating inseparable, separation phenomenon appears in connecting portion and lower connecting portion in the prevention, need with joint ring cover income connecting portion first half annular and second half annular in, the elasticity through joint ring will go up connecting portion and lower connecting portion laminating firmly. When the parachute is opened, the clamping ring is separated from the first semi-ring groove and the second semi-ring groove through the release rope, and the limiting mechanism is released.
The invention is further configured to: the upper clamping portion inclines towards the upper hanging ring, and an included angle between the upper clamping portion and the upper connecting portion body is 60-75 degrees; the lower clamping portion inclines towards the lower hanging ring, and an included angle between the lower clamping portion and the lower connecting portion body is 60-75 degrees.
Through adopting above-mentioned technical scheme, go up joint portion and lower joint portion and be the slope form, can make joint portion and lower draw-in groove joint, joint portion and last draw-in groove between the joint more firmly be difficult for breaking away from down.
The included angles between the upper clamping portion and the upper connecting portion body and between the lower clamping portion and the lower connecting portion body are 60-75 degrees, so that the clamping firmness between the upper clamping portion and the lower clamping groove and between the lower clamping portion and the upper clamping groove can be guaranteed, and the upper clamping portion and the lower clamping groove and the lower clamping portion and the upper clamping groove can be conveniently separated.
The invention is further configured to: the upper connecting part and the lower connecting part are identical in size and shape.
By adopting the technical scheme, the manufacturing cost can be reduced, and the method is suitable for large-scale production.
The invention is further configured to: the upper connecting part body is provided with a through first threaded hole, and a spring assembly which is abutted against the lower connecting part body is arranged in the first threaded hole.
Through adopting above-mentioned technical scheme, spring unit supports with lower connecting portion body and leans on mutually, and after unmanned aerial vehicle fell to the ground, spring unit's elasticity can make go up joint portion and lower draw-in groove between the card and lower joint portion and go up the draw-in groove between the separation easier.
The invention is further configured to: and the lower connecting part body is provided with a through second threaded hole, and a spring assembly which is abutted against the upper connecting part body is arranged in the second threaded hole.
Through adopting above-mentioned technical scheme, spring unit supports with last connecting portion body mutually and leans on, and after unmanned aerial vehicle fell to the ground, spring unit's elasticity can make go up joint portion and lower draw-in groove between the card and lower joint portion and last draw-in groove between the separation easier.
The invention is further configured to: the spring assembly comprises a screw, a pressure spring and a pressing block which are arranged in sequence, and the pressure spring is fixedly connected with the pressing block.
Through adopting above-mentioned technical scheme, can be according to actual conditions, through the elasticity of screw adjustment pressure spring to can adjust the spring unit to rather than the elasticity of relative connecting portion body.
The invention is further configured to: the upper connecting part body and the upper clamping part are integrally formed; the lower connecting part body and the lower clamping part are integrally formed.
Through adopting above-mentioned technical scheme, can further reduction in production cost, can also improve the intensity of last joint portion and lower joint portion simultaneously.
In conclusion, the beneficial technical effects of the invention are as follows:
the upper connecting part and the lower connecting part are releasably clamped, and the upper connecting part and the lower connecting part are mutually attached to a buckle under the condition that the limiting mechanism is not released; when the parachute is opened in the twinkling of an eye, the parachute rope that is connected with lockpin or becket bridle pulls out the lockpin at first or pulls the snap ring from first semi-annular and second semi-annular, stop gear release promptly, the parachute rope is taut with last link simultaneously, go up connecting portion and lower connecting portion through last joint portion and lower draw-in groove and joint portion and last draw-in groove joint down with lower connecting portion this moment, when unmanned aerial vehicle falls to the ground, because connecting portion exist at upper and lower direction traction force, go up connecting portion and lower connecting portion looks mutual separation under spring assembly's effect, thereby can guarantee parachute and unmanned aerial vehicle and separate smoothly.
The automatic parachute disengaging device for the unmanned aerial vehicle, provided by the invention, has the advantages that the limiting mechanism is simple and practical in structure and convenient and fast to install, the limiting mechanism is released smoothly, the parachute disengaging action after the unmanned aerial vehicle lands can be realized reliably and effectively, and the damage to equipment caused by scratching collision between the parachute and the ground due to dragging and sliding of the parachute is prevented.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an upper connecting portion according to a first embodiment of the present invention;
FIG. 3 is a schematic view of a lower connection portion according to a first embodiment of the present invention;
FIG. 4 is a cross-sectional view of a spacing mechanism of an embodiment of the present invention prior to release;
FIG. 5 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 6 is a cross-sectional view of the second limiting mechanism of the present invention prior to release;
FIG. 7 is a schematic view of a stop lever according to the present invention;
FIG. 8 is a schematic view of a snap ring structure of the present invention.
Figure 1, connecting part; 2. an upper connecting portion; 21. an upper connecting part body; 22. hanging a ring; 23. an upper clamping part; 24. an upper clamping groove; 25. a first threaded hole; 3. a lower connecting portion; 31. a lower connecting part body; 32. a lower suspension loop; 33. a lower clamping part; 34. a lower clamping groove; 35. a second threaded hole; 4. a limiting mechanism; 41. a first through hole; 411. a stepped hole; 42. A second through hole; 43. a separation spring; 44. a limiting rod; 441. a stopper; 442. a pin hole; 45. a lock pin; 46. a first half ring groove; 47. a second half ring groove; 48. a snap ring; 481. an opening; 482. a rope loop; 483. installing a handle; 5. a spring assembly; 51. a screw; 52. a pressure spring; 53. a pressing block; 6. parachute lines; 7. and releasing the rope.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-4, in a first embodiment of the present invention, an automatic parachute opening apparatus for an unmanned aerial vehicle includes a connecting portion 1, where the connecting portion 1 includes an upper connecting portion 2 connected to a parachute rope 6, and a lower connecting portion 3 connected to an unmanned aerial vehicle rope (not shown), and the upper connecting portion 2 and the lower connecting portion 3 are releasably engaged; the upper connecting part 2 comprises an upper connecting part body 21, an upper hanging ring 22 is arranged at the upper end of the upper connecting part body 21, an upper clamping part 23 is arranged at the lower end of the upper connecting part body 21, and an upper clamping groove 24 is formed in the upper connecting part body 21 close to the upper hanging ring 22; the lower connecting part 3 comprises a lower connecting part body 31, a lower hanging ring 32 is arranged at the lower end of the lower connecting part body 31, a lower clamping part 33 is arranged at the upper end of the lower connecting part body 31, a lower clamping groove 34 is arranged on the lower connecting part body 31 close to the lower hanging ring 32, the upper clamping groove 24 is in adaptive clamping connection with the lower clamping part 33, and the lower clamping groove 34 is in adaptive clamping connection with the upper clamping part 23; go up still being provided with the stop gear 4 that is used for its laminating on connecting portion body 21 and the lower connecting portion body 31, stop gear 4 is connected with the release rope 7 that is used for stop gear 4 release, and release rope 7 is connected with parachute rope 6.
It should be noted that, parachute rope 6 is connected with last link 22, release rope 7 is connected with parachute rope 6, parachute rope 6 between last link 22 will be left a bit surplus in the release rope 7 and parachute rope 6 junction, need guarantee in the parachute opening moment, parachute rope 6 will release rope 7 earlier and drive lockpin 45 and leave pinhole 442, then the parachute rope 6 between last link 22 is flare-outed in the junction with release rope 7 and parachute rope 6, thereby guarantee in the parachute opening moment earlier with stop gear 4 release, flare-outing parachute rope 6, make unmanned aerial vehicle when descending to the ground, go up connecting portion 2 and lower connecting portion 3 ability autosegregation, guarantee unmanned aerial vehicle's safety.
At the parachute opening in the twinkling of an eye, release rope 7 of being connected with stop gear 4 is at first with stop gear 4 release along with opening of parachute, parachute rope 6 is taut with last link 22 simultaneously, unmanned aerial vehicle passes through the rope and is connected with lower link 32, parachute area unmanned aerial vehicle falls, this moment go up connecting portion 2 and lower connecting portion 3 through last joint portion 23 and lower draw-in groove 34 joint and lower joint portion 33 and last draw-in groove 24 joint, when unmanned aerial vehicle fell to the ground, because connecting portion 1 disappeared at last vertical direction pulling force, go up connecting portion 2 and lower connecting portion 3 mutual separation under spring assembly 5's effect, thereby can guarantee parachute and unmanned aerial vehicle and separate smoothly.
As shown in fig. 4 and 7, the limiting mechanism 4 includes an upper connecting portion body 21, a first through hole 41 is provided thereon, a second through hole 42 is provided on a lower connecting portion body 31, the first through hole 41 is coaxial with the second through hole 42, a stepped hole 411 for placing the separation spring 43 is provided at an end of the first through hole 41 opposite to the upper clamping portion 23, a limiting rod 44 is penetrated in the first through hole 41 and the second through hole 42, a stopper 441 abutting against the separation spring 43 is provided at one end of the limiting rod 44, a pin hole 442 is provided at the other end thereof, and a lock pin 45 is penetrated in the pin hole 442.
When last connecting portion 2 and lower connecting portion 3 laminating, go up joint portion 23 and lower draw-in groove 34 joint this moment, lower joint portion 33 and last draw-in groove 24 joint, before opening at the parachute in order to guarantee, it is inseparable with the laminating of lower connecting portion 3 to go up connecting portion 2, separation phenomenon appears with lower connecting portion 3 in the last connecting portion 2 of preventing to appear, need penetrate first through-hole 41 and second through-hole 42 with gag lever post 44, dog 441 supports to lean on separation spring 43 and inserts pinhole 442 with lockpin 45, thereby it is firm to guarantee to go up connecting portion 2 and the laminating of lower connecting portion 3. When the lock pin 45 is separated from the pin hole 442 of the stopper rod 44, the stopper rod 44 is ejected from the first through hole 41 and the second through hole 42 by the separation spring 43, and the stopper mechanism 4 is released.
The length between the stopper 441 and the pin hole 442 is equal to the sum of the thicknesses of the upper link body 21 and the lower link body 31.
The upper connecting part 2 and the lower connecting part 3 can be tightly attached, and no gap exists between the upper connecting part body 21 and the lower connecting part body 31.
The upper clamping part 23 inclines towards the upper hanging ring 22, and the included angle between the upper clamping part 23 and the upper connecting part body 21 is 60-75 degrees; the lower clamping portion 33 inclines towards the lower hanging ring 32, and the included angle between the lower clamping portion 33 and the lower connecting portion body 31 is 60-75 degrees.
The upper clamping portion 23 and the lower clamping portion 33 are inclined, so that clamping between the upper clamping portion 23 and the lower clamping groove 34 and clamping between the lower clamping portion 33 and the upper clamping groove 24 are firmer and difficult to break away.
The included angles between the upper clamping portion 23 and the upper connecting portion body 21 and between the lower clamping portion 33 and the lower connecting portion body 31 are set to be 60-75 degrees, so that the clamping firmness between the upper clamping portion 23 and the lower clamping groove 34 and between the lower clamping portion 33 and the upper clamping groove 24 can be ensured, and the separation between the upper clamping portion 23 and the lower clamping groove 34 and between the lower clamping portion 33 and the upper clamping groove 24 is facilitated.
The upper connecting portion 2 and the lower connecting portion 3 in this embodiment are the same in size and shape. Can reduce the manufacturing cost and is suitable for large-scale production.
The upper connecting part body 21 is provided with a first threaded hole 25 which is through, and a spring assembly 5 which is abutted against the lower connecting part body 31 is arranged in the first threaded hole 25.
The lower connecting portion body 31 is provided with a second threaded hole 35 which is through, and a spring assembly 5 which abuts against the upper connecting portion body 21 is arranged in the second threaded hole 35.
The spring assembly 5 comprises a screw 51, a compression spring 52 and a pressing block 53 which are arranged in sequence, and the compression spring 52 is fixedly connected with the pressing block 53.
According to actual conditions, the position of the screw 51 in the threaded hole is adjusted, namely, the elastic force of the compression spring 52 is adjusted, so that the elastic force of the spring assembly 5 on the connecting part body opposite to the spring assembly can be adjusted.
The upper connecting part body 21 and the upper clamping part 23 are integrally formed; the lower connecting portion body 31 and the lower catching portion 33 are integrally formed. The production cost can be further reduced, and the strength of the upper clamping portion 23 and the lower clamping portion 33 can be improved.
As shown in fig. 5, 6 and 8, a second embodiment of the present invention is different from the first embodiment in the limiting mechanism, in the second embodiment, the limiting mechanism 4 includes a first half ring groove 46 formed along the circumferential direction of the upper connecting portion body 21, and a second half ring groove 47 formed along the circumferential direction of the lower connecting portion body 31, the first plate ring groove and the second half ring groove 47 are located on the same plane, a snap ring 48 with an opening 481 is embedded in the first half ring groove 46 and the second half ring groove 47, a string ring 482 is arranged on the snap ring 48 opposite to the opening 481, and for convenience of installation, an installation handle 483 is symmetrically arranged on the snap ring.
When last connecting portion 2 and the laminating of lower connecting portion 3, go up joint portion 23 and lower draw-in groove 34 joint this moment, lower joint portion 33 and last draw-in groove 24 joint, in order to guarantee before the parachute is opened, go up connecting portion 2 and the laminating of lower connecting portion 3 is inseparable, separation phenomenon appears in connecting portion 2 and lower connecting portion 3 on preventing to appear, need embolia first half annular 46 and second half annular 47 on connecting portion 1 with joint ring 48 in, it is firm to laminate last connecting portion 2 and lower connecting portion 3 through the elasticity of joint ring 48. When the parachute is opened, the release rope 7 separates the clamping ring 48 from the first half-ring groove 46 and the second half-ring groove 47, and the limiting mechanism 4 is released.
It should be noted that, parachute rope 6 is connected with last link 22, release rope 7 is connected with parachute rope 6, parachute rope 6 between last link 22 will be left a bit surplus in the release rope 7 and parachute rope 6 junction, need guarantee in the parachute opening moment, parachute rope 6 is earlier straightened release rope 7 and is driven snap ring 48 and breaks away from first semi-annular groove 46 and second semi-annular groove 47, then release rope 7 and parachute rope 6 junction are just straightened completely to last parachute rope 6 between link 22, thereby guarantee in the parachute opening moment earlier with stop gear 4 release, flare-out parachute rope 6, make unmanned aerial vehicle when descending to the ground, go up connecting portion 2 and lower connecting portion 3 ability autosegregation, guarantee unmanned aerial vehicle's safety.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. An automatic parachute-off device of an unmanned aerial vehicle is characterized by comprising a connecting part, wherein the connecting part comprises an upper connecting part connected with a parachute rope and a lower connecting part connected with the unmanned aerial vehicle rope, and the upper connecting part and the lower connecting part can be clamped in a releasable manner; the upper connecting part comprises an upper connecting part body, the upper end of the upper connecting part body is provided with an upper hanging ring, the lower end of the upper connecting part body is provided with an upper clamping part, and an upper clamping groove is formed in the upper connecting part body close to the upper hanging ring; the lower connecting part comprises a lower connecting part body, a lower hanging ring is arranged at the lower end of the lower connecting part body, a lower clamping part is arranged at the upper end of the lower connecting part body, a lower clamping groove is formed in the lower connecting part body close to the lower hanging ring, the upper clamping groove is in adaptive buckle connection with the lower clamping part, and the lower clamping groove is in adaptive buckle connection with the upper clamping part; the parachute connecting device is characterized in that a limiting mechanism used for being attached to the upper connecting portion body and the lower connecting portion body is further arranged on the upper connecting portion body and the lower connecting portion body, the limiting mechanism is connected with a release rope used for releasing the limiting mechanism, and the release rope is connected with a parachute rope.
2. The utility model provides an automatic umbrella device that takes off of unmanned aerial vehicle, its characterized in that, stop gear has seted up first through-hole on including the connecting portion body, the second through-hole has been seted up on the connecting portion body down, first through-hole is coaxial with the second through-hole, with the first through-hole end that goes up joint portion back on the back mutually is equipped with the shoulder hole of placing separation spring, wear to establish the gag lever post in first through-hole and the second through-hole, gag lever post one end is equipped with the dog that supports and lean on separation spring, and its other end is equipped with the pinhole, wear to be equipped with the lockpin in the pinhole.
3. The automatic parachute opening device of unmanned aerial vehicle of claim 2, wherein the length between the stopper and the pin hole is equal to the sum of the thicknesses of the upper connecting part body and the lower connecting part body.
4. The automatic parachute opening device for the unmanned aerial vehicle as claimed in claim 1, wherein the limiting mechanism comprises a first semi-ring groove formed along the circumferential direction of the upper connecting portion body and a second semi-ring groove formed along the circumferential direction of the lower connecting portion body, the first semi-ring groove and the second semi-ring groove are located on the same plane, a clamping ring with an opening is embedded in the first semi-ring groove and the second semi-ring groove, and a rope ring is arranged on the clamping ring opposite to the opening.
5. The automatic parachute opening device of unmanned aerial vehicle of claim 1, wherein the upper clamping portion is inclined towards the upper suspension ring, and an included angle between the upper clamping portion and the upper connecting portion body is 60-75 degrees; the lower clamping portion inclines towards the lower hanging ring, and an included angle between the lower clamping portion and the lower connecting portion body is 60-75 degrees.
6. The automatic parachute device of unmanned aerial vehicle of claim 1, wherein the upper connecting portion is the same size and shape as the lower connecting portion.
7. The automatic parachute device that takes off of unmanned aerial vehicle of claim 1, characterized in that, the first screw hole that link up is seted up to the upper connecting portion body, be equipped with in the first screw hole with the spring unit that lower connecting portion body leaned on.
8. The automatic parachute device that takes off of unmanned aerial vehicle of claim 1, characterized in that, the lower connecting portion body sets up the second screw hole that link up, the second screw hole is equipped with the spring unit that leans on with the upper connecting portion body.
9. The automatic parachute device that takes off of unmanned aerial vehicle of claim 7 or 8, characterized in that, the spring unit includes screw, pressure spring and the briquetting that sets gradually, the pressure spring is with briquetting fixed connection.
10. The automatic parachute opening device of an unmanned aerial vehicle of claim 1, wherein the upper connecting portion body is integrally formed with the upper clamping portion; the lower connecting part body and the lower clamping part are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495345.4A CN111661341A (en) | 2020-06-03 | 2020-06-03 | Automatic umbrella device that takes off of unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495345.4A CN111661341A (en) | 2020-06-03 | 2020-06-03 | Automatic umbrella device that takes off of unmanned aerial vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN111661341A true CN111661341A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010495345.4A Pending CN111661341A (en) | 2020-06-03 | 2020-06-03 | Automatic umbrella device that takes off of unmanned aerial vehicle |
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| CN (1) | CN111661341A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650788A (en) * | 2021-09-01 | 2021-11-16 | 常州市小域智能科技有限公司 | Automatic parachute disengaging device |
| KR102393646B1 (en) * | 2020-10-30 | 2022-05-04 | 한국전자기술연구원 | Parachute releasing device for drone dropping device |
| CN114572402A (en) * | 2022-03-11 | 2022-06-03 | 襄阳宏伟航空器有限责任公司 | Separating device |
| CN115716534A (en) * | 2022-12-07 | 2023-02-28 | 常州市小域智能科技有限公司 | Connecting and disconnecting device |
| CN114572402B (en) * | 2022-03-11 | 2024-10-22 | 襄阳宏伟航空器有限责任公司 | Separating device |
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| US20170355460A1 (en) * | 2016-06-10 | 2017-12-14 | X Development Llc | Apparatuses for Releasing a Payload from an Aerial Tether |
| CN210553786U (en) * | 2019-06-23 | 2020-05-19 | 伍超颖 | Learning pen with holding posture correcting function |
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| GB148028A (en) * | 1919-05-30 | 1920-07-29 | William Walter West | Improvements in and connected with parachutes and the like |
| US2386932A (en) * | 1943-02-22 | 1945-10-16 | Cunliffe Owen Aircraft Ltd | Release link |
| US2682425A (en) * | 1951-10-08 | 1954-06-29 | Henry P Staats | Burden release for parachutes |
| US3066970A (en) * | 1960-04-05 | 1962-12-04 | Frederick L Haake | Separable connector |
| US3121584A (en) * | 1963-02-06 | 1964-02-18 | Robert E Bendl | Jettison hook for external cargo load |
| EP0463135A1 (en) * | 1990-01-12 | 1992-01-02 | Franz Thöny | Anti-release device for parts subjected to tension |
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| CN102856845A (en) * | 2012-05-31 | 2013-01-02 | 浙江吉利汽车研究院有限公司杭州分公司 | Hinge wiring harness buckling structure |
| CN103542212A (en) * | 2012-07-11 | 2014-01-29 | 北京科力康技贸有限公司 | Looseness resistant ring for fire hose clamping-type fire coupling |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102393646B1 (en) * | 2020-10-30 | 2022-05-04 | 한국전자기술연구원 | Parachute releasing device for drone dropping device |
| CN113650788A (en) * | 2021-09-01 | 2021-11-16 | 常州市小域智能科技有限公司 | Automatic parachute disengaging device |
| CN114572402A (en) * | 2022-03-11 | 2022-06-03 | 襄阳宏伟航空器有限责任公司 | Separating device |
| CN114572402B (en) * | 2022-03-11 | 2024-10-22 | 襄阳宏伟航空器有限责任公司 | Separating device |
| CN115716534A (en) * | 2022-12-07 | 2023-02-28 | 常州市小域智能科技有限公司 | Connecting and disconnecting device |
| CN115716534B (en) * | 2022-12-07 | 2024-01-30 | 常州市小域智能科技有限公司 | Connection disconnector |
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