CN112340044B - Unmanned aerial vehicle for aerial photography - Google Patents
Unmanned aerial vehicle for aerial photography Download PDFInfo
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- CN112340044B CN112340044B CN202011504283.5A CN202011504283A CN112340044B CN 112340044 B CN112340044 B CN 112340044B CN 202011504283 A CN202011504283 A CN 202011504283A CN 112340044 B CN112340044 B CN 112340044B
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 63
- 239000010959 steel Substances 0.000 claims abstract description 63
- 230000009979 protective mechanism Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 15
- 230000037431 insertion Effects 0.000 description 15
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 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
- B64D47/00—Equipment not otherwise provided for
- B64D47/08—Arrangements of cameras
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/58—Arrangements or adaptations of shock-absorbers or springs
- B64C25/62—Spring shock-absorbers; Springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/08—Helicopters with two or more rotors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
- B64U2101/30—UAVs specially adapted for particular uses or applications for imaging, photography or videography
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Accessories Of Cameras (AREA)
Abstract
The invention relates to the field of aerial photography unmanned aerial vehicles, in particular to an unmanned aerial vehicle for aerial photography, which comprises an aircraft, wherein the lower end of the aircraft is provided with a shooting mechanism, the outer part of the shooting mechanism is provided with a protective mechanism, the interior of the shooting mechanism is provided with a clamping mechanism, a first steel cable moves in a through hole when moving upwards, and a second steel cable also moves in the through hole when moving downwards, the first steel cable is pushed to move along one end of a rotating wheel by the rotating wheel, the second steel cable is pushed to move along the other end of the rotating wheel by the rotating wheel, so that the first steel cable and the second steel cable pull the rotating shaft to rotate in the same direction, the rotating shaft drives a ball to rotate, a camera on the ball is rotated into a semicircular groove to protect a lens of the camera, the camera is prevented from being damaged, when a lower pressing block moves downwards, a clamping groove corresponds to a pushing block, a fixing, and then prevent that the briquetting from causing the damage to the inside ware of making a video recording of ball when assaulting the ball down.
Description
Technical Field
The invention relates to the field of aerial photography unmanned aerial vehicles, in particular to an unmanned aerial vehicle for aerial photography.
Background
The unmanned aerial vehicle is an unmanned aerial vehicle controlled by a radio remote control device or an onboard computer program control system, the unmanned aerial vehicle is simple in structure and low in use cost, not only can complete tasks executed by piloted aircraft, but also is more suitable for tasks which cannot be executed by piloted aircraft, emergency and early warning are realized in emergencies, aerial photography of the unmanned aerial vehicle takes the piloted aircraft as an aerial platform, onboard remote sensing equipment such as a high-resolution CCD (charge coupled device) digital camera, a light optical camera and an infrared scanner is used for acquiring information, a laser scanner and a magnetic measuring instrument are used for processing image information, and images are manufactured according to certain precision requirements.
Current unmanned aerial vehicle that takes photo by plane can fly in the high altitude when using, can lead to unmanned aerial vehicle to weigh down from the high altitude when unmanned aerial vehicle breaks down unable flight, unmanned aerial vehicle that falls can lead to the installation on the unmanned aerial vehicle to take place the striking with ground when falling, and then can lead to the camera to receive the damage, the camera that two take photos to use is precious high definition camera ware, and then can cause great situation, and also can lead to unmanned aerial vehicle itself to receive the damage when unmanned aerial vehicle strikes with ground.
Disclosure of Invention
The unmanned aerial vehicle for aerial photography aims at the problems that the unmanned aerial vehicle for aerial photography in the prior art can fly in the high altitude when in use, the unmanned aerial vehicle can possibly fall down from the high altitude when the unmanned aerial vehicle fails to fly, a camera mounted on the unmanned aerial vehicle can collide with the ground when the falling unmanned aerial vehicle falls on the ground, and the camera can be damaged, the cameras used for two aerial photography are both expensive high-definition cameras, so that the unmanned aerial vehicle can have a larger situation, and the unmanned aerial vehicle can be damaged when the unmanned aerial vehicle collides with the ground.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an unmanned aerial vehicle for take photo by plane, includes the aircraft, the lower extreme of aircraft is provided with shoots the mechanism, the outside of shooting the mechanism is provided with protection machanism, the inside of shooting the mechanism is provided with latch mechanism, the inside of shooting the mechanism is provided with stop gear, the lower extreme of shooting the mechanism is provided with slewing mechanism, the inside of shooting the mechanism is provided with fixed establishment.
The shooting mechanism comprises a fixed seat, a rotating groove, a rotating block, a fixed plate, a first bearing, a rotating shaft, a ball and a camera, wherein the fixed seat is fixedly connected to the lower surface of the aircraft, the rotating groove is formed in the center of the lower surface of the fixed seat, the rotating block is connected to the rotating groove in a rotating mode, the lower surface of the rotating block is symmetrically and fixedly connected with two fixed plates and two rotating shafts, the lower ends of the fixed plates are connected with the same ball through the two first bearings in a rotating mode, and the camera is embedded into the lower end of the ball.
Specifically, the protection mechanism includes slot, elastic spring, inserted bar, slider, spout, annular slab, two the slot symmetry is seted up on the fixing base lower surface, two the equal fixedly connected with elastic spring in inside of slot, two the equal fixedly connected with inserted bar of the other end of elastic spring, two the inserted bar is pegged graft respectively inside two slots, two the equal fixedly connected with slider on the surface of inserted bar, two the slider is sliding connection respectively inside two spouts, two the spout is seted up respectively inside two slots, two the other end and the rotary groove of spout are linked together, two the same annular slab of lower extreme fixedly connected with of inserted bar.
Specifically, stop gear includes circular slot, lower briquetting, gag lever post, spacing groove, half slot, rubber circle, thrust spring, recess, the circular slot is seted up in the lower surface center department of commentaries on classics piece, the inside joint of circular slot has lower briquetting, two gag lever posts of symmetry fixedly connected with on the upper end inner wall of circular slot, two the gag lever post is pegged graft respectively in two spacing inslots, two on the both ends upper surface of briquetting is seted up respectively down to the spacing groove, the half slot has been seted up to the lower surface center department of briquetting down, the inside fixedly connected with rubber circle of half slot, fixedly connected with thrust spring on the upper end inner wall of circular slot, thrust spring's lower extreme joint is inside the recess, the recess is seted up in the upper surface center department of briquetting down.
Specifically, the clamping mechanism comprises clamping holes, pull ropes, round blocks, clamping grooves, clamping blocks, through holes, clamping grooves, clamping springs and push plates, wherein the two clamping holes are respectively formed on the surfaces of two insertion rods, the pull ropes are fixedly sleeved inside the two clamping holes, the two pull ropes are inserted inside the two sliding grooves, the round blocks are fixedly connected to the inner walls of the two sliding grooves, the other ends of the two pull ropes are respectively embedded inside the two clamping grooves, the two clamping grooves are respectively formed in the surfaces of the two clamping blocks, the two clamping blocks are respectively clamped inside the through holes, the two through holes are respectively formed in the outer side walls of the two ends of the rotating block, the two clamping blocks are respectively clamped inside the two clamping grooves, the two clamping grooves are respectively formed in the upper ends of the outer walls of the two sides of the lower pressing block, and the clamping springs are fixedly connected to the surface of one end of the two clamping blocks, which is positioned inside, two the other end fixedly connected with push pedal of joint spring, two the push pedal is fixed connection respectively on the inner wall of two through-holes.
Specifically, the rotating mechanism comprises first clamping grooves, first steel cables, through holes, fixed blocks, second bearings, rotating rods, rotating wheels, hanging rings, second clamping grooves, second steel cables and third clamping grooves, the two first clamping grooves are respectively formed in the lower end surfaces of the two rotating shafts, the first steel cables are clamped in the two first clamping grooves, the other ends of the two first steel cables are respectively inserted into the two through holes, the two through holes are respectively formed in the two fixed blocks, the rotating rods are rotatably connected to the inner walls of the two through holes through the second bearings, the rotating wheels are fixedly sleeved on the surfaces of the two rotating rods, the two first steel cables are respectively inserted into the two hanging rings, the two hanging rings are respectively and fixedly connected to the two ends of the lower surface of the rotating block, the upper ends of the two first steel cables are embedded into the two second clamping grooves, the two second clamping grooves are respectively formed in the two sides of the lower end side wall of the lower pressing block, the lower surface both ends of briquetting down all fixedly connected with second cable wire, two the second cable wire is pegged graft inside the perforation, two the lower extreme of second cable wire inlays respectively to be established in two third draw-in grooves, two the third draw-in groove is seted up respectively on the upper end surface of two pivots.
Specifically, fixed establishment includes fixed slot, fixed spring, ejector pad, inclined plane, two the fixed slot is seted up respectively on the both ends inner wall of circular slot, two the equal fixedly connected with fixed spring in inside of fixed slot, two the equal fixedly connected with ejector pad of the other end of fixed spring, two all set up inclined plane on the lower surface of ejector pad.
Specifically, the first steel cable and the second steel cable are respectively located at two ends of the rotating wheel.
The invention has the beneficial effects that:
(1) according to the unmanned aerial vehicle for aerial photography, the first steel cable moves inside the through hole when moving upwards, the second steel cable also moves inside the through hole when moving downwards, the first steel cable is pushed to move along one end of the rotating wheel through the rotating wheel, the second steel cable is pushed to move along the other end of the rotating wheel through the rotating wheel, the rotating shaft is further pulled by the first steel cable and the second steel cable to rotate in the same direction, the rotating shaft drives the ball to rotate, the camera on the ball is enabled to rotate into the semicircular groove, the lens of the camera is protected, the camera is prevented from being damaged, when the lower pressing block moves downwards, the clamping groove corresponds to the pushing block, the fixing spring pushes the pushing block to be clamped inside the clamping groove, the lower pressing block is fixed, and the camera inside the ball is prevented from being damaged when the lower pressing block impacts the ball.
(2) According to the unmanned aerial vehicle for aerial photography, the stay cord is pulled to move around the round block, so that the stay cord pulls the clamping groove to move, the clamping block is driven to move when the clamping groove moves, the clamping block moves out of the clamping groove when moving, the fixing of the clamping block on the lower pressing block is further released, the groove is pushed to move downwards through the thrust spring, the lower pressing block is driven to move downwards when the groove moves downwards, the semicircular groove is driven to move downwards when the lower pressing block moves downwards, the downwards-moved semicircular groove is used for fixing and supporting the ball, and a camera in the ball is prevented from being damaged.
(3) According to the unmanned aerial vehicle for aerial photography, when the aircraft breaks down and falls down, the annular plate faces the lower end all the time due to the self weight, when the annular plate is in contact with the ground, the annular plate transmits impact to the inside of the inserted rod, the inserted rod moves towards the inside of the slot, the impact of the inserted rod on the fixing seat is buffered through the elastic spring, the impact on the aircraft is relieved, and internal parts of the aircraft are prevented from being damaged.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle for aerial photography according to the present invention;
FIG. 2 is a cross-sectional view of a fixing block of an unmanned aerial vehicle for aerial photography according to the present invention;
FIG. 3 is a cross-sectional view of a rotating shaft of an unmanned aerial vehicle for aerial photography according to the present invention;
fig. 4 is an enlarged view of a part a in fig. 1 of an unmanned aerial vehicle for aerial photography according to the present invention;
fig. 5 is an enlarged view of a part B in fig. 1 of the unmanned aerial vehicle for aerial photography provided by the invention;
fig. 6 is an enlarged view of a part C in fig. 1 of the unmanned aerial vehicle for aerial photography provided by the invention;
fig. 7 is a schematic view of a lower press block structure of the unmanned aerial vehicle for aerial photography provided by the invention.
In the figure: 1. an aircraft; 2. a shooting mechanism; 21. a fixed seat; 22. rotating the groove; 23. rotating the block; 24. a fixing plate; 25. a first bearing; 26. a rotating shaft; 27. a ball; 28. a camera; 3. a protection mechanism; 31. a slot; 32. an elastic spring; 33. inserting a rod; 34. a slider; 35. a chute; 36. an annular plate; 4. a limiting mechanism; 41. a circular groove; 42. pressing the block; 43. a limiting rod; 44. a limiting groove; 45. a semicircular groove; 46. a rubber ring; 47. a thrust spring; 48. a groove; 5. a clamping mechanism; 51. a clamping hole; 52. pulling a rope; 53. a round block; 54. a clamping groove; 55. a clamping block; 56. a through hole; 57. a clamping groove; 58. clamping a spring; 59. pushing the plate; 6. a rotating mechanism; 61. a first card slot; 62. a first wire rope; 63. perforating; 64. a fixed block; 65. a second bearing; 66. a rotating rod; 67. a rotating wheel; 68. hanging a ring; 69. a second card slot; 610. a second wire rope; 611. a third card slot; 7. a fixing mechanism; 71. fixing grooves; 72. fixing the spring; 73. a push block; 74. a bevel.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the unmanned aerial vehicle for aerial photography according to the present invention includes an aircraft 1, a shooting mechanism 2 is disposed at a lower end of the aircraft 1, a protection mechanism 3 is disposed outside the shooting mechanism 2, a latch mechanism 5 is disposed inside the shooting mechanism 2, a limiting mechanism 4 is disposed inside the shooting mechanism 2, a rotating mechanism 6 is disposed at a lower end of the shooting mechanism 2, and a fixing mechanism 7 is disposed inside the shooting mechanism 2.
Specifically, shoot mechanism 2 and include fixing base 21, the turn trough 22, change piece 23, fixed plate 24, first bearing 25, pivot 26, ball 27, camera 28, fixing base 21 fixed connection is on the lower surface of aircraft 1, turn trough 22 has been seted up to fixing base 21's lower surface center department, the inside rotation of turn trough 22 is connected with change piece 23, two fixed plates 24 of the lower surface symmetry fixedly connected with of change piece 23, the lower extreme of two fixed plates 24 rotates through two first bearings 25 and is connected with two pivots 26, the same ball 27 of the other end fixedly connected with of two pivots 26, the lower extreme of ball 27 inlays and is equipped with camera 28.
Specifically, the protection mechanism 3 includes slots 31, elastic springs 32, insertion rods 33, sliders 34, sliding grooves 35, and annular plates 36, the two slots 31 are symmetrically disposed on the lower surface of the fixing base 21, the elastic springs 32 are fixedly connected to the insides of the two slots 31, the insertion rods 33 are fixedly connected to the other ends of the two elastic springs 32, the two insertion rods 33 are respectively inserted into the two slots 31, the sliders 34 are fixedly connected to the surfaces of the two insertion rods 33, the two sliders 34 are respectively slidably connected to the insides of the two sliding grooves 35, the two sliding grooves 35 are respectively disposed inside the two slots 31, the other ends of the two sliding grooves 35 are communicated with the rotating groove 22, the same annular plate 36 is fixedly connected to the lower ends of the two insertion rods 33, when the aircraft 1 fails and falls, the annular plate 36 always faces the lower end due to its own weight, when the annular plate 36 contacts the ground, the annular plate 36 transmits impact to the inside the insertion rods 33, the insertion rod 33 is further moved into the insertion slot 31, and the impact of the insertion rod 33 on the fixed seat 21 is buffered by the elastic spring 32, so that the impact on the aircraft 1 is reduced, and the damage to the internal parts of the aircraft 1 is prevented.
Specifically, the limiting mechanism 4 comprises a circular groove 41, a lower pressing block 42, limiting rods 43, limiting grooves 44, a semicircular groove 45, a rubber ring 46, a thrust spring 47 and a groove 48, the circular groove 41 is arranged at the center of the lower surface of the rotating block 23, the lower pressing block 42 is clamped inside the circular groove 41, two limiting rods 43 are symmetrically and fixedly connected to the inner wall of the upper end of the circular groove 41, the two limiting rods 43 are respectively inserted into the two limiting grooves 44, the two limiting grooves 44 are respectively arranged on the upper surfaces of the two ends of the lower pressing block 42, the semicircular groove 45 is arranged at the center of the lower surface of the lower pressing block 42, the rubber ring 46 is fixedly connected inside the semicircular groove 45, the thrust spring 47 is fixedly connected to the inner wall of the upper end of the circular groove 41, the lower end of the thrust spring 47 is clamped inside the groove 48, the groove 48 is arranged at the center of the upper surface of the lower pressing block 42, the groove 48 is pushed by the thrust spring 47 to move, the lower pressing block 42 moves downwards to drive the semicircular groove 45 to move downwards, the lower pressing block 42 moves downwards to drive the first steel cable 62 and the second steel cable 610 to move, and the lower pressing block 42 moves downwards to drive the first steel cable 62 to move upwards and simultaneously drive the second steel cable 610 to move downwards.
Specifically, the clamping mechanism 5 includes clamping holes 51, pulling ropes 52, round blocks 53, clamping grooves 54, clamping blocks 55, through holes 56, clamping grooves 57, clamping springs 58 and push plates 59, wherein the two clamping holes 51 are respectively provided on the surfaces of the two insertion rods 33, the pulling ropes 52 are fixedly sleeved inside the two clamping holes 51, the two pulling ropes 52 are inserted inside the two sliding grooves 35, the round blocks 53 are fixedly connected to the inner walls of the two sliding grooves 35, the other ends of the two pulling ropes 52 are respectively embedded inside the two clamping grooves 54, the two clamping grooves 54 are respectively provided on the surfaces of the two clamping blocks 55, the two clamping blocks 55 are respectively clamped inside the through holes 56, the two through holes 56 are respectively provided on the outer side walls at the two ends of the rotating block 23, the two clamping blocks 55 are respectively clamped inside the two clamping grooves 57, the two clamping grooves 57 are respectively provided on the upper ends of the two sides of the lower pressing block 42, the surfaces of the ends of the two clamping blocks 55 inside the through holes 56 are, the other ends of the two clamping springs 58 are fixedly connected with push plates 59, the two push plates 59 are respectively fixedly connected to the inner walls of the two through holes 56, when the inserted rod 33 moves upwards, the clamping hole 51 is driven to move upwards, when the clamping hole 51 moves upwards, the pull rope 52 is driven to move, the pull rope 52 moves around the round block 53 after being pulled, the pull rope 52 drives the clamping groove 54 to move, when the clamping groove 54 moves, the fixture block 55 is driven to move, when the fixture block 55 moves, the fixture block 55 moves out of the clamping groove 57, and the fixture block 55 is released from fixing the lower pressing block 42.
Specifically, the rotating mechanism 6 includes a first clamping groove 61, first steel cables 62, through holes 63, fixing blocks 64, second bearings 65, rotating rods 66, rotating wheels 67, hanging rings 68, second clamping grooves 69, second steel cables 610 and third clamping grooves 611, the two first clamping grooves 61 are respectively arranged on the lower end surfaces of the two rotating shafts 26, the first steel cables 62 are respectively clamped inside the two first clamping grooves 61, the other ends of the two first steel cables 62 are respectively inserted inside the two through holes 63, the two through holes 63 are respectively arranged inside the two fixing blocks 64, the rotating rods 66 are respectively rotatably connected to the inner walls of the two through holes 63 through the second bearings 65, the rotating wheels 67 are respectively and fixedly sleeved on the surfaces of the two rotating rods 66, the two first steel cables 62 are respectively inserted inside the two hanging rings 68, the two hanging rings 68 are respectively and fixedly connected to two ends of the lower surface of the rotating block 23, the upper ends of the two first steel cables 62 are embedded inside the two second clamping grooves 69, the two second locking grooves 69 are respectively arranged on two sides of the side wall of the lower end of the lower pressing block 42, the two ends of the lower surface of the lower pressing block 42 are fixedly connected with second steel cables 610, the two second steel cables 610 are inserted into the through hole 63, the lower ends of the two second steel cables 610 are respectively embedded into the two third locking grooves 611, the two third locking grooves 611 are respectively arranged on the upper end surfaces of the two rotating shafts 26, the first steel cable 62 moves in the through hole 63 when moving upwards, meanwhile, the second cable 610 moves downward and also moves inside the through hole 63, the first cable 62 is pushed by the rotating wheel 67 to move along one end of the rotating wheel 67, the second cable 610 is pushed by the rotating wheel 67 to move along the other end of the rotating wheel 67, and then the first steel cable 62 and the second steel cable 610 pull the rotating shaft 26 to rotate in the same direction, and the rotating shaft 26 drives the round ball 27 to rotate, so that the camera 28 on the round ball 27 rotates into the semicircular groove 45, and the lens of the camera 28 is protected.
Specifically, fixed establishment 7 includes fixed slot 71, fixing spring 72, ejector pad 73, inclined plane 74, two fixed slots 71 are seted up respectively on the both ends inner wall of circular slot 41, the equal fixedly connected with fixing spring 72 in the inside of two fixed slots 71, the equal fixedly connected with ejector pad 73 of the other end of two fixing spring 72, inclined plane 74 has all been seted up on the lower surface of two ejector pads 73, when briquetting 42 moves down, joint groove 57 corresponds with ejector pad 73, fixing spring 72 promotes the ejector pad 73 joint inside joint groove 57, make lower briquetting 42 receive fixedly, and then briquetting 42 is impaired to the inside camera 28 of ball 27 when preventing down to cause the impact to ball 27.
Specifically, the first cable 62 and the second cable 610 are respectively located at two ends of the rotating wheel 67, so that the first cable 62 and the second cable 610 respectively pull two ends of the rotating shaft 26.
When the aircraft 1 is in failure and falls, the annular plate 36 always faces to the lower end due to the self weight, when the annular plate 36 is in contact with the ground, the annular plate 36 transmits impact to the inside of the insertion rod 33, so that the insertion rod 33 moves towards the inside of the slot 31, the impact of the insertion rod 33 on the fixed seat 21 is buffered through the elastic spring 32, the impact on the aircraft 1 is reduced, the damage on internal parts of the aircraft 1 is prevented, when the insertion rod 33 moves upwards, the clamping hole 51 is driven to move upwards, the pulling rope 52 is driven to move when the clamping hole 51 moves upwards, the pulling rope 52 moves around the round block 53 after being pulled, so that the pulling rope 52 pulls the clamping groove 54 to move, the clamping block 55 is driven to move when the clamping groove 54 moves, the clamping block 55 moves out of the inside of the clamping groove 57 when moving, the fixing of the clamping block 55 on the lower pressing block 42 is released, then the groove 48 is pushed to move downwards through the thrust spring 47, and the lower pressing, the lower pressing block 42 moves downwards to drive the semicircular groove 45 to move downwards, the lower pressing block 42 moves downwards to drive the first steel cable 62 and the second steel cable 610 to move, the lower pressing block 42 moves downwards to drive the first steel cable 62 to move upwards and simultaneously drive the second steel cable 610 to move downwards, the first steel cable 62 moves upwards and moves inside the through hole 63, the second steel cable 610 moves downwards and moves inside the through hole 63, the first steel cable 62 is pushed by the rotating wheel 67 to move along one end of the rotating wheel 67, the second steel cable 610 is pushed by the rotating wheel 67 to move along the other end of the rotating wheel 67, the first steel cable 62 and the second steel cable 610 further drive the rotating shaft 26 to rotate in the same direction, the rotating shaft 26 drives the ball 27 to rotate, the camera 28 on the ball 27 is rotated into the semicircular groove 45 to protect the lens of the camera 28, the camera is prevented from being damaged, the clamping groove 57 corresponds to the pushing block 73 when the lower pressing block 42 moves downwards, the fixing spring 72 pushes the pushing block 73 to be clamped inside the, the lower pressing block 42 is fixed, and the camera 28 inside the round ball 27 is prevented from being damaged when the lower pressing block 42 impacts the round ball 27.
The invention has the beneficial effects that:
(1) according to the unmanned aerial vehicle for aerial photography, the first steel cable moves inside the through hole when moving upwards, the second steel cable also moves inside the through hole when moving downwards, the first steel cable is pushed to move along one end of the rotating wheel through the rotating wheel, the second steel cable is pushed to move along the other end of the rotating wheel through the rotating wheel, the rotating shaft is further pulled by the first steel cable and the second steel cable to rotate in the same direction, the rotating shaft drives the ball to rotate, the camera on the ball is enabled to rotate into the semicircular groove, the lens of the camera is protected, the camera is prevented from being damaged, when the lower pressing block moves downwards, the clamping groove corresponds to the pushing block, the fixing spring pushes the pushing block to be clamped inside the clamping groove, the lower pressing block is fixed, and the camera inside the ball is prevented from being damaged when the lower pressing block impacts the ball.
(2) According to the unmanned aerial vehicle for aerial photography, the stay cord is pulled to move around the round block, so that the stay cord pulls the clamping groove to move, the clamping block is driven to move when the clamping groove moves, the clamping block moves out of the clamping groove when moving, the fixing of the clamping block on the lower pressing block is further released, the groove is pushed to move downwards through the thrust spring, the lower pressing block is driven to move downwards when the groove moves downwards, the semicircular groove is driven to move downwards when the lower pressing block moves downwards, the downwards-moved semicircular groove is used for fixing and supporting the ball, and a camera in the ball is prevented from being damaged.
(3) According to the unmanned aerial vehicle for aerial photography, when the aircraft breaks down and falls down, the annular plate faces the lower end all the time due to the self weight, when the annular plate is in contact with the ground, the annular plate transmits impact to the inside of the inserted rod, the inserted rod moves towards the inside of the slot, the impact of the inserted rod on the fixing seat is buffered through the elastic spring, the impact on the aircraft is relieved, and internal parts of the aircraft are prevented from being damaged.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. An unmanned aerial vehicle for aerial photography, comprising an aircraft (1), characterized in that: the aircraft is characterized in that a shooting mechanism (2) is arranged at the lower end of the aircraft (1), a protection mechanism (3) is arranged outside the shooting mechanism (2), a clamping mechanism (5) is arranged inside the shooting mechanism (2), a limiting mechanism (4) is arranged inside the shooting mechanism (2), a rotating mechanism (6) is arranged at the lower end of the shooting mechanism (2), and a fixing mechanism (7) is arranged inside the shooting mechanism (2); the shooting mechanism (2) comprises a fixed seat (21), a rotating groove (22), a rotating block (23), fixed plates (24), first bearings (25), rotating shafts (26), a round ball (27) and a camera (28), wherein the fixed seat (21) is fixedly connected to the lower surface of the aircraft (1), the rotating groove (22) is formed in the center of the lower surface of the fixed seat (21), the rotating block (23) is rotatably connected to the inside of the rotating groove (22), the two fixed plates (24) are symmetrically and fixedly connected to the lower surface of the rotating block (23), the lower ends of the two fixed plates (24) are rotatably connected with the two rotating shafts (26) through the two first bearings (25), the same round ball (27) is fixedly connected to the other ends of the two rotating shafts (26), and the camera (28) is embedded in the lower end of the round ball (27); the protection mechanism (3) comprises a slot (31), an elastic spring (32), an inserted rod (33), a sliding block (34), a sliding groove (35) and an annular plate (36), the two slots (31) are symmetrically formed in the lower surface of the fixed seat (21), elastic springs (32) are fixedly connected inside the two slots (31), inserting rods (33) are fixedly connected to the other ends of the two elastic springs (32), the two inserting rods (33) are respectively inserted into the two slots (31), sliding blocks (34) are fixedly connected to the surfaces of the two inserting rods (33), the two sliding blocks (34) are respectively connected to the inside of the two sliding grooves (35) in a sliding mode, the two sliding grooves (35) are respectively formed in the two slots (31), the other ends of the two sliding grooves (35) are communicated with the rotating groove (22), and the same annular plate (36) is fixedly connected to the lower ends of the two inserting rods (33); the limiting mechanism (4) comprises a circular groove (41), a lower pressing block (42), limiting rods (43), limiting grooves (44), a semicircular groove (45), a rubber ring (46), a thrust spring (47) and a groove (48), wherein the circular groove (41) is formed in the center of the lower surface of the rotating block (23), the lower pressing block (42) is clamped in the circular groove (41), the two limiting rods (43) are symmetrically and fixedly connected to the inner wall of the upper end of the circular groove (41), the two limiting rods (43) are respectively inserted into the two limiting grooves (44), the two limiting grooves (44) are respectively formed in the upper surfaces of the two ends of the lower pressing block (42), the semicircular groove (45) is formed in the center of the lower surface of the lower pressing block (42), the rubber ring (46) is fixedly connected to the inner part of the semicircular groove (45), the thrust spring (47) is fixedly connected to the inner wall of the upper end of the circular groove (41), the lower end of the thrust spring (47) is clamped in the groove (48), and the groove (48) is formed in the center of the upper surface of the lower pressing block (42); the clamping mechanism (5) comprises clamping holes (51), pull ropes (52), round blocks (53), clamping grooves (54), clamping blocks (55), through holes (56), clamping grooves (57), clamping springs (58) and push plates (59), the two clamping holes (51) are respectively formed in the surfaces of the two insert rods (33), the pull ropes (52) are fixedly sleeved in the two clamping holes (51), the two pull ropes (52) are inserted in the two sliding grooves (35), the round blocks (53) are fixedly connected to the inner walls of the two sliding grooves (35), the other ends of the two pull ropes (52) are respectively embedded in the two clamping grooves (54), the two clamping grooves (54) are respectively formed in the surfaces of the two clamping blocks (55), the two clamping blocks (55) are respectively clamped in the through holes (56), the two through holes (56) are respectively formed in the outer side walls of the two ends of the rotating block (23), the two clamping blocks (55) are clamped in the two clamping grooves (57) respectively, the two clamping grooves (57) are formed in the upper ends of the outer walls of the two sides of the lower pressing block (42) respectively, clamping springs (58) are fixedly connected to the surfaces of the ends, located in the through holes (56), of the two clamping blocks (55), push plates (59) are fixedly connected to the other ends of the two clamping springs (58), and the two push plates (59) are fixedly connected to the inner walls of the two through holes (56) respectively; the rotating mechanism (6) comprises first clamping grooves (61), first steel cables (62), through holes (63), fixing blocks (64), second bearings (65), rotating rods (66), rotating wheels (67), hanging rings (68), second clamping grooves (69), second steel cables (610) and third clamping grooves (611), wherein the two first clamping grooves (61) are respectively arranged on the surfaces of the lower ends of the two rotating shafts (26), the first steel cables (62) are respectively clamped in the two first clamping grooves (61), the other ends of the two first steel cables (62) are respectively inserted in the two through holes (63), the two through holes (63) are respectively arranged in the two fixing blocks (64), the inner walls of the two through holes (63) are respectively and rotatably connected with the rotating rods (66) through the second bearings (65), the rotating wheels (67) are fixedly sleeved on the surfaces of the two rotating rods (66), the two first steel cables (62) are respectively inserted into the two hanging rings (68), the two hanging rings (68) are respectively and fixedly connected to two ends of the lower surface of the rotating block (23), the upper ends of the two first steel cables (62) are embedded into two second clamping grooves (69), the two second clamping grooves (69) are respectively formed in two sides of the side wall of the lower end of the lower pressing block (42), the two ends of the lower surface of the lower pressing block (42) are respectively and fixedly connected with second steel cables (610), the two second steel cables (610) are inserted into the through hole (63), the lower ends of the two second steel cables (610) are respectively embedded into two third clamping grooves (611), and the two third clamping grooves (611) are respectively formed in the upper end surfaces of the two rotating shafts (26); fixed establishment (7) are including fixed slot (71), fixed spring (72), ejector pad (73), inclined plane (74), two fixed slot (71) are seted up respectively on the both ends inner wall of circular slot (41), two the equal fixedly connected with fixed spring (72) in inside of fixed slot (71), two the equal fixedly connected with ejector pad (73) of the other end of fixed spring (72), two inclined plane (74) have all been seted up on the lower surface of ejector pad (73).
2. A drone for aerial photography according to claim 1, characterized in that: the first steel cable (62) and the second steel cable (610) are respectively positioned at two ends of the rotating wheel (67).
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| CN112340044B true CN112340044B (en) | 2021-05-18 |
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