CN115056993B - Forestry big data management platform information acquisition device - Google Patents
Forestry big data management platform information acquisition device Download PDFInfo
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- CN115056993B CN115056993B CN202210819943.1A CN202210819943A CN115056993B CN 115056993 B CN115056993 B CN 115056993B CN 202210819943 A CN202210819943 A CN 202210819943A CN 115056993 B CN115056993 B CN 115056993B
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- dimensional detection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/06—Helicopters with single rotor
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention discloses an information acquisition device of a forestry big data management platform, which comprises driven and rotated fan blades, wherein the fan blades comprise a first connecting ring arranged on an unmanned aerial vehicle body, a three-dimensional detection module for carrying out laser three-dimensional detection on forest trees is arranged below the first connecting ring, a driving disc driven by a power mechanism and driving the fan blades to rotate is arranged above the first connecting ring, and a connecting plate is fixedly connected to the lower surface of the driving disc. According to the invention, through the cooperation of the structures, the problem that in the actual use process, the traditional three-dimensional laser scanners are manually held to realize information acquisition is solved; the acquisition speed is low and the labor cost is high; the existing three-dimensional laser scanners erected on the unmanned aerial vehicle are mainly directly and fixedly installed, and once the unmanned aerial vehicle has the condition of frying due to branch interference in a forest, the three-dimensional laser scanners can still deflect autonomously, secondary damage of equipment is easy to cause, and inconvenient use is caused.
Description
Technical Field
The invention relates to the technical field of information acquisition devices, in particular to an information acquisition device of a forestry big data management platform.
Background
In recent years, the country proposes construction ideas for classified management and sustainable development of forestry so as to improve the management efficiency of forestry resources and maximize economic benefit and ecological efficiency. In the production and management process of forestry resources, the method can timely acquire the site condition data and the forestry thematic data of the forest, and has very important effects;
the three-dimensional laser scanners are most widely applied, and the traditional three-dimensional laser scanners are manually held to acquire information; the acquisition speed is low and the labor cost is high; the existing three-dimensional laser scanners erected on the unmanned aerial vehicle are mainly directly and fixedly installed, and once the unmanned aerial vehicle has the condition of frying due to branch interference in a forest, the three-dimensional laser scanners can still deflect autonomously, secondary damage of equipment is easy to cause, and inconvenience is brought to use.
Disclosure of Invention
The invention aims to provide an information acquisition device of a forestry big data management platform, which has the advantages of controlling the swinging speed of a three-dimensional detection module according to the rotating speed of a fan blade of an unmanned aerial vehicle and fully protecting the three-dimensional detection module when the conditions of a frying machine, falling and the like occur, and solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a forestry big data management platform information acquisition device, includes driven pivoted flabellum, including arranging the go-between on the unmanned aerial vehicle organism first, the below of go-between first is equipped with the three-dimensional detection module that carries out laser three-dimensional detection to the forest, the top of go-between first is equipped with by power unit drive and drives the flabellum and carry out pivoted driving disk, the lower fixed surface of driving disk is connected with the connecting plate, the bottom fixedly connected with of connecting plate and the go-between second of the coaxial setting of driving disk.
The bottom of go-between two coaxial links firmly of rotation pipe, set up the inclined ring channel on the arc profile of rotation pipe, go-between's upper surface is run through and upper and lower spacing sliding connection has the lifter plate, the top section ninety degrees of lifter plate is buckled and is extended to in the inclined ring channel, the lower surface dead axle rotation of go-between is connected with the driven pipe, evenly be provided with the plectrum on the arc profile of driven pipe, on the lifter plate towards one side of driven pipe fixedly connected with the plectrum of tangent line department alternate complex stir inclined plane piece and stir inclined plane piece two, the centre of a circle department of driven pipe bottom link up and is connected with the air duct, the fixed intercommunication in bottom of air duct has the rotation return bend, run through and fixedly connected with carousel on the arc profile in the middle part on the rotation return bend, the lower surface of carousel and three-dimensional detection module's surface fixedly connected.
Preferably, the bottom fixedly connected with of pivoted return bend shelters from protection device one of protection to three-dimensional detection module, protection device one includes the connection shell that is connected and communicates with pivoted return bend bottom dead axle rotation, the lower surface fixedly connected with support arm of go-between, the bottom of support arm and the arc profile surface fixed connection of connection shell, link up and fixedly connected with communicating pipe on the arc profile of connection shell, the top axial spacing sliding connection of communicating pipe has the sliding seat, the spout has been seted up to the tip of sliding seat, the inner wall axial spacing sliding connection of spout has the sliding block, the last surface fixedly connected with inclined plane latch segment one of sliding block, the top of sliding block is equipped with the rotation protection shield, the one end of rotation protection shield is equipped with the inclined plane, the lower surface fixedly connected with of rotation protection shield and inclined plane latch segment one cooperation locking inclined plane latch segment two, link up on the arc profile that is close to the tip on the communicating pipe has the air guide cylinder, the top of air guide cylinder upwards buckles and rotates and is connected with the cover, the other end and rotates the profile fixed connection of cover, the upper end and the sliding plate is connected with the inclined plane of sliding plate and the guide sleeve on the inclined plane fixed connection guide sleeve, the inclined plane is kept away from on the inclined plane fixed connection guide plate and the inclined plane.
Preferably, the two ends of the air guide support cylinder, which are close to the rotating sleeve, are respectively sleeved with a side baffle ring, the bending part at the top of the air guide support cylinder is sleeved with a torsion spring, one end of the torsion spring is fixedly connected with the end part of the rotating sleeve, the other end of the torsion spring is fixedly connected with the surface of the side baffle ring, the inner wall of the communicating pipe is axially limited and slidingly connected with a piston plate, and one side, which is far away from the connecting shell, of the piston plate is fixedly connected with a transmission arm which is fixedly connected with the end part of the sliding seat and drives the sliding seat to synchronously move.
Preferably, the second protection device is arranged on the air guide support cylinder, the second protection device comprises an exhaust notch arranged at the bottom of the air guide support cylinder in the rotating sleeve, an air guide cavity communicated with the exhaust notch after ninety degrees of anticlockwise rotation is arranged in the inner wall of the rotating sleeve, an air storage cavity is arranged in the rotating protection plate, one end, far away from the rotating sleeve, of the air guide cavity penetrates through the rotating protection plate and extends into the air storage cavity, a protection air bag communicated with the air storage cavity is fixedly connected to the inner wall of the air storage cavity, and a through groove for the protection air bag to extend outwards is formed in the surface of the rotating protection plate.
Preferably, the fan blade is provided with a third protection device, the third protection device comprises a pulling plate fixedly connected with the fan blade and radially sliding on the second connection ring, the pulling plate penetrates through the connection plate and is in limiting sliding connection with the connection plate, the upper surface of the pulling plate, which is far away from the fan blade, is fixedly connected with a connection seat, and the opposite surfaces of the connection seat and the connection plate are fixedly connected with tension springs.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the first connecting ring is fixedly connected with the unmanned aerial vehicle body, the three-dimensional detection module is used for recording the information of three-dimensional coordinates, reflectivity, textures and the like of a large number of dense points on the surface of an object to be detected, the driving disk is used for driving the connecting plate, the second connecting ring and the fan blades to synchronously rotate, the operation of lifting, hovering, advancing and the like of the unmanned aerial vehicle body is realized by using the rapid rotation of the fan blades, and in the scheme, only one fan blade is displayed for representing the transmission relation between the fan blades and the three-dimensional detection module, and in the actual use process, a plurality of fan blades for rotating are arranged according to the unmanned aerial vehicle body;
through the rotation of adapter ring two drive rotation pipe, the inclined ring channel on the rotation pipe can produce relative slip between the lift plate, so far the lift plate can go up and down on adapter ring one through the guide of rotating back inclined ring channel, go up and down through the lift of lift plate drive its go up and down of stirring inclined plane piece one, stir the lift of inclined plane piece two, from this under the cooperation of tangent line department plectrum on the pipe, and under stirring the cooperation on inclined plane piece one and stirring inclined plane piece two, make the plectrum smooth area driven tube carry out the rotation down on adapter ring one, through the air duct, the transmission of return bend and carousel, make three-dimensional detection module can be smooth carry out the rotation down, through the rotational speed after the speed that falls down, can satisfy three-dimensional detection module reasonable dynamic detection effect, and can be with the rotational speed of flabellum and three-dimensional detection module carry out the adaptation, at the time of rising, in order to obtain higher lift, the rotational speed of three-dimensional detection module increases at this moment, can be faster carry out quick scan to the view after the new change, and when being in the state of hovering, can be in the time can be in the reduction and can also realize the speed down the three-dimensional detection module and can not take place the whole through the rotation of the fan blade and the rotation of the three-dimensional detection module and the rotation speed down, the three-dimensional detection module can be realized, and the whole can not be rotated down and the speed can not be rotated down by the human-dimensionally and the speed down, and the speed can be reduced.
The invention realizes the wide-angle rotation of the three-dimensional detection module through the air duct, the rotary bent pipe and the rotary disc, and can realize the omnibearing monitoring and acquisition except for the top area under the cooperation of the hemispherical wide-angle lens on the three-dimensional detection module.
3. The invention solves the problem that the traditional three-dimensional laser scanners are mostly manually held to realize information acquisition in the actual use process through the cooperation of the structures; the acquisition speed is low and the labor cost is high; the existing three-dimensional laser scanners erected on the unmanned aerial vehicle are mainly directly and fixedly installed, and once the unmanned aerial vehicle has the condition of frying due to branch interference in a forest, the three-dimensional laser scanners can still deflect autonomously, secondary damage of equipment is easy to cause, and inconvenient use is caused.
Drawings
FIG. 1 is a perspective view of a device body according to the present invention;
FIG. 2 is a perspective view of a slider of the present invention;
FIG. 3 is a perspective view of a communication pipe according to the present invention;
fig. 4 is a front sectional view of a communication pipe of the present invention;
FIG. 5 is a cross-sectional view of a vent indentation of the present invention;
FIG. 6 is a cross-sectional view of a platen of the present invention;
FIG. 7 is a perspective view of a toggle ramp block one of the present invention.
In the figure: 1. a first connecting ring; 2. a three-dimensional detection module; 3. a drive plate; 4. a connecting plate; 5. a second connecting ring; 6. a rotary tube; 7. an inclined annular groove is arranged; 8. a lifting plate; 9. a driven tube; 10. a pulling piece; 11. stirring the first inclined plane block; 12. stirring the second inclined plane block; 13. an air duct; 14. rotating the bent pipe; 15. a turntable; 16. a fan blade; 17. a connection housing; 171. a support arm; 18. a communicating pipe; 19. a sliding seat; 20. a chute; 21. a sliding block; 22. an inclined plane locking block I; 23. rotating the protective plate; 24. an inclined plane locking block II; 25. an air guide support cylinder; 26. a rotating sleeve; 27. inclined plane guide plate; 271. a guide shaft; 272. a return spring; 28. a side baffle ring; 29. a torsion spring; 291. a piston plate; 292. a transmission arm; 30. an exhaust notch; 31. an air guide cavity; 32. a gas storage chamber; 33. a protective airbag; 34. pulling a plate; 35. a connecting seat; 36. a tension spring; 37. a pressing plate; 38. a pressure spring; 39. pressing a column; 40. and (5) rotating the arm.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
The invention provides a technical scheme that: the utility model provides a forestry big data management platform information acquisition device, including arranging go-between 1 on the unmanned aerial vehicle organism in, go through go-between 1 and unmanned aerial vehicle body fixed connection, go-between 1 below of go-between is equipped with and carries out three-dimensional detection module 2 of laser three-dimensional detection to the forest, realize the information such as three-dimensional coordinates, reflectivity and texture of a large amount of intensive points on record measured object surface through three-dimensional detection module 2, be equipped with by power unit drive and drive flabellum 16 and carry out pivoted driving disk 3 in the top of go-between 1, the lower surface fixedly connected with connecting plate 4 of driving disk 3, drive the synchronous rotation of connecting plate 4 through driving disk 3, go-between two 5 and flabellum 16, utilize the fast rotation of flabellum 16 to realize the rising of unmanned aerial vehicle organism, hover, operation such as go forward, the bottom fixedly connected with of connecting plate 4 and driving disk 3 coaxial setting of connecting ring two 5, for representing the transmission relation between 16 and the three-dimensional detection module 2 in this scheme, so only show flabellum 16, in the in-service process, can be used for pivoted 16 according to unmanned aerial vehicle organism setting up many places. The power mechanism is a motor and is powered by a mobile power supply.
The bottom of the connecting ring II 5 is coaxially and fixedly connected with a rotating pipe 6, the arc outline of the rotating pipe 6 is provided with an inclined annular groove 7, the upper surface of the connecting ring I1 is penetrated and is connected with a lifting plate 8 in an up-down limiting sliding manner, the ninety degrees of the top section of the lifting plate 8 is bent and extends into the inclined annular groove 7, the rotating pipe 6 is driven to rotate by the connecting ring II 5, the inclined annular groove 7 on the rotating pipe 6 and the lifting plate 8 generate relative sliding, the lifting plate 8 can continuously lift on the connecting ring I1 through the guiding of the inclined annular groove 7 after rotating, the lower surface of the connecting ring I1 is fixedly connected with a driven pipe 9 in a rotating manner, the arc outline of the driven pipe 9 is uniformly provided with a shifting piece 10, one side of the lifting plate 8 facing the driven pipe 9 is fixedly connected with a shifting bevel block 11 and a shifting bevel block II 12 which are alternately matched with the shifting piece 10 at a tangent line, the lifting plate 8 drives the lifting of the lifting inclined surface block I11 and the lifting inclined surface block II 12, so that under the cooperation of the lifting plate 10 at the tangential position on the driven pipe 9 and the cooperation of the lifting inclined surface block I11 and the lifting inclined surface block II 12, the lifting plate 10 smoothly drives the driven pipe 9 to rotate at a reduced speed on the connecting ring I1 relative to the driving disk 3, the center of the bottom of the driven pipe 9 is communicated with the air duct 13, the bottom of the air duct 13 is fixedly communicated with the rotary elbow 14, the arc-shaped outline at the middle part on the rotary elbow 14 is penetrated and fixedly connected with the rotary disk 15, the lower surface of the rotary disk 15 is fixedly connected with the surface of the three-dimensional detection module 2 through the transmission of the air duct 13, the rotary elbow 14 and the rotary disk 15, the three-dimensional detection module 2 can smoothly rotate at a reduced speed, the three-dimensional detection module 2 can be reasonably dynamically detected, the rotating speed of the fan blade 16 and the rotating speed of the three-dimensional detection module 2 can be adapted, when the rotating speed is increased, the rotating speed is required to be increased to obtain higher lifting force, at the moment, the rotating speed of the three-dimensional detection module 2 is increased, the newly-changed visual field can be rapidly scanned, when the three-dimensional detection module is in a hovering state, the rotating speed of the three-dimensional detection module 2 can be reduced to realize repeated and slow scanning under a fixed environment, the requirements of different uses are met, and meanwhile, once the fan blade 16 rotates due to tree branches of trees to a rotating fault, the rotating speed of the three-dimensional detection module 2 is gradually reduced and finally the rotation is stopped when the unmanned aerial vehicle falls wholly.
The invention realizes the wide-angle rotation of the three-dimensional detection module 2 through the air duct 13, the rotary elbow 14 and the rotary table 15, and can realize the omnibearing monitoring and acquisition except for the top area under the cooperation of the hemispherical wide-angle lens on the three-dimensional detection module 2.
The model of the three-dimensional detection module 2 is as follows: goSLAM RS100.
Examples
On the basis of the first embodiment, further: the bottom fixedly connected with of pivoted elbow 14 carries out protection device one that shelters from to three-dimensional detection module 2, protection device one includes the connection shell 17 that is connected and communicates with pivoted elbow 14 bottom dead axle rotation, the lower surface fixedly connected with support arm 171 of connection ring 1, the bottom and the arc profile surface fixed connection of connection shell 17 of support arm 171, link up and fixedly connected with communicating pipe 18 on the arc profile of connection shell 17, the top axial spacing sliding connection of communicating pipe 18 has slide holder 19, slide holder 19's tip has seted up spout 20, slide holder 21's the inner wall axial spacing sliding connection has slider 21, slider 21's upper surface fixedly connected with inclined plane latch segment first 22, slider 21's top is equipped with rotation protection shield 23, rotation protection shield 23's one end is equipped with the inclined plane, rotation protection shield 23's lower surface fixedly connected with and inclined plane latch second 24 of inclined plane latch first 22 cooperation locking, be close to on the arc profile of tip on the communicating pipe 18, upward buckle extension and rotationally connect with rotation sleeve 26, rotation sleeve 26's the other end and the profile fixed connection of rotation protection shield 26, slide holder 19's upper surface of slide holder 19 is connected with the inclined plane 27 and inclined plane 27 is connected with the inclined plane of guide plate 27 on the inclined plane of guide plate 27, the fixed connection of guide plate 27 and the inclined plane of guide plate 27 is close to the inclined plane of the upper surface of the fixed connection of guide plate 27.
Reference is made to fig. 1, 2 and 3.
The gas transferred from top to bottom is continuously guided out through the connection housing 17 through the communication tube 18, and the explanation will be made on the source of the gas from top to bottom;
referring to fig. 2 and 3, once slide seat 19 is driven to perform axial limited sliding on communication pipe 18 in a direction away from inclined guide plate 27, slide seat 19 is caused to move synchronously with slide block 21 by friction with slide block 21;
however, the second inclined surface locking block 24 on the rotary protection plate 23 and the first inclined surface locking block 22 on the sliding block 21 are in a clamping and locking state, and the state can be preset by manpower before taking off;
the first inclined surface locking block 22 and the second inclined surface locking block 24 are locked in a clamping way, so that the follow-up movement of the sliding block 21 is limited.
As a result, the sliding seat 19 and the sliding block 21 slide relatively with continued movement of the sliding seat 19, and the axial distance between the inclined guide plate 27 on the sliding seat 19 and the sliding block 21 is shortened, so that the return spring 272 is continuously compressed.
Finally, with the continued movement of the sliding seat 19, the inclined surface on the end of the rotary protection plate 23 contacts with the surface of the inclined surface guide plate 27, and under the guidance of the inclined surface on the inclined surface guide plate 27, the rotary protection plate 23 integrally rotates around the central axis of the horizontal section of the top of the air guide support tube 25 as a rotation center, so that the rotary protection plate 23 can be opened relative to the connection shell 17, and by keeping the opened state, the protection effect can be realized on the three-dimensional detection module 2 in the middle of the space when the three-dimensional detection module is in a falling or falling state.
Further, the two ends of the air guide support tube 25, which are close to the rotating sleeve 26, are respectively sleeved with a side baffle ring 28, the bent part of the top of the air guide support tube 25 is sleeved with a torsion spring 29, one end of the torsion spring 29 is fixedly connected with the end part of the rotating sleeve 26, the other end of the torsion spring 29 is fixedly connected with the surface of the side baffle ring 28, the inner wall of the communicating tube 18 is axially limited and slidingly connected with a piston plate 291, and one side, which is far away from the connecting shell 17, of the piston plate 291 is fixedly connected with a transmission arm 292 which is fixedly connected with the end part of the sliding seat 19 and drives the sliding seat 19 to synchronously move.
Referring to fig. 3, through the cooperation of the side baffle ring 28 and the torsion spring 29, when the rotation protection plate 23 is released, the rotation of the rotation protection plate 23 can be further accelerated through the elastic force release of the torsion spring 29, and after the rotation is finished, the rotation protection plate 23 can keep the angle after the rotation unchanged, so that a better protection effect is achieved.
Reference is made to fig. 4, 3 and 2.
By increasing the gas in the communication tube 18 and increasing the air pressure, the high-pressure gas will push the piston plate 291 to move axially in the communication tube 18 with the transmission arm 292, specifically in a direction away from the connection housing 17, and the sliding seat 19 in the above process can move synchronously by the transmission of the transmission arm 292.
Examples
On the basis of the second embodiment, further: the air guide support tube 25 is provided with a second protection device, the second protection device comprises an air exhaust notch 30 arranged at the bottom of the air guide support tube 25 in the rotating sleeve 26, an air guide cavity 31 communicated with the air exhaust notch 30 after ninety degrees of anticlockwise rotation is arranged in the inner wall of the rotating sleeve 26, an air storage cavity 32 is arranged in the rotating protection plate 23, one end, far away from the rotating sleeve 26, of the air guide cavity 31 penetrates through the rotating protection plate 23 and extends into the air storage cavity 32, a protection air bag 33 communicated with the air storage cavity 32 in an air flow mode is fixedly connected to the inner wall of the air storage cavity 32, and a through groove for the protection air bag 33 to extend outwards is formed in the surface of the rotating protection plate 23.
Reference is made to fig. 5 and 3. The rotation of the rotating sleeve 26 on the air guide support tube 25 drives the synchronous rotation of the rotating protective plate 23 on the rotating sleeve 26, after ninety degrees of rotation anticlockwise in fig. 5, a superposition part exists between the air guide cavity 31 and the air exhaust notch 30, through the superposition, high-pressure air in the connecting shell 17 and in the communicating pipe 18 can be released subsequently, the air storage cavity 32 is filled with the high-pressure air, and finally the high-pressure air enters the protective air bag 33, so that the protective air bag 33 is expanded rapidly, and the protective air bag 33 is expanded from a through groove formed in the rotating protective plate 23, and the expansion operation is performed after the rotating operation of the rotating protective plate 23 is completed.
With reference to fig. 4, the air guide bracket 25, the communication tube 18, and the connection housing 17 communicate with each other only after the piston plate 291 passes over the connection of the air guide bracket 25 and the communication tube 18 by moving in the axial direction.
Examples
On the basis of the third embodiment, further: the fan blade 16 is provided with a third protection device, the third protection device comprises a pull plate 34 fixedly connected with the fan blade 16 and radially sliding on the second connecting ring 5, the pull plate 34 penetrates through the connecting plate 4 and is in limiting sliding connection with the connecting plate 4, the upper surface, far away from the fan blade 16, of the pull plate 34 is fixedly connected with a connecting seat 35, and the opposite surfaces of the connecting seat 35 and the connecting plate 4 are fixedly connected with a tension spring 36.
The air supplementing device for transferring air in the driven pipe 9 into the connecting shell 17 is arranged on the connecting seat 35 and comprises a pressing plate 37 axially sliding back and forth on the inner wall of the driven pipe 9, a pressure spring 38 is movably connected to the lower surface of the pressing plate 37 and is arranged on the bottom of the inner wall of the driven pipe 9, a pressing column 39 is fixedly connected to the upper surface of the pressing plate 37, a rotating arm 40 is rotatably connected to the surface, close to the top, of the pressing column 39 through a pin shaft, and the inner wall, close to the top, of the rotating arm 40 is fixedly connected with the surface of the connecting seat 35 through a pin shaft in a rotating mode.
Referring to fig. 6 and 1, once the rotation speed of the fan blade 16 decreases, the centrifugal force decreases, under the action of the elastic force of the tension spring 36, the pull plate 34 moves radially towards the center of the second connecting ring 5 with the fan blade 16 and the connecting seat 35, and the pull plate 34 on the second connecting ring 5 moves synchronously, and under the rotation fit of the corresponding rotating arm 40, the pressing post 39 moves downwards with the pressing plate 37 in the driven pipe 9 against the elastic force of the compression spring 38, and with the downward movement of the pressing plate 37, the gas in the lower space in the driven pipe 9 is transferred downwards into the connecting shell 17 through the gas guide pipe 13 and the rotating elbow 14, so that the increase of the gas in the connecting shell 17 is realized in the process.
Further, the number of the poking sheets 10 is not less than one hundred, and is uniformly distributed on the arc-shaped profile of the driven pipe 9.
Through setting up of plectrum 10 quantity is not less than one hundred for driven pipe 9 rotates one round, needs the complete plectrum 10 of not less than one hundred to stir one time entirely, and according to the rotational speed of unmanned aerial vehicle flabellum per minute 5000 rotations for example, the corresponding maximum number of turns from pipe 9 is 50 circles in the minute, in the in-service use, can also be further according to the user demand, carry out the adaptation to the quantity of plectrum 10 and stir the degree of tightness of cooperation between inclined plane piece one 11, stirring inclined plane piece two 12.
Working principle: when the forestry big data management platform information acquisition device is used, the first connecting ring 1 is fixedly connected with an unmanned aerial vehicle body, three-dimensional coordinates, reflectivity, textures and other information of a large number of dense points on the surface of a measured object are recorded through the three-dimensional detection module 2, the driving disc 3 drives the connecting plate 4, the second connecting ring 5 and the fan blades 16 to synchronously rotate, the fan blades 16 are utilized to rapidly rotate to achieve operations such as lifting, hovering, advancing and the like of the unmanned aerial vehicle body, in the scheme, the transmission relation between the fan blades 16 and the three-dimensional detection module 2 is represented, only one fan blade 16 is displayed, and in the actual use process, a plurality of fan blades 16 for rotating are arranged according to the unmanned aerial vehicle body;
the rotating tube 6 is driven to rotate through the connecting ring II 5, the inclined annular groove 7 on the rotating tube 6 can slide relatively with the lifting plate 8, so that the lifting plate 8 can continuously lift on the connecting ring I through guiding of the inclined annular groove 7 after rotation, the lifting plate 8 is lifted to drive the lifting of the inclined plane block I11 and the inclined plane block II 12, accordingly, under the matching of the inclined plane 10 at the tangent position on the driven tube 9 and under the matching of the inclined plane on the inclined plane block I11 and the inclined plane block II 12, the driven tube 9 is smoothly carried by the stirring plate 10 on the connecting ring I to rotate at a reduced speed relative to the driving disc 3, the three-dimensional detection module 2 can smoothly rotate at a reduced speed through the transmission of the air duct 13, the rotating elbow 14 and the turntable 15, the reasonable dynamic detection effect of the three-dimensional detection module 2 can be met, and the rotating speed of the fan blade 16 can be matched with the rotating speed of the three-dimensional detection module 2 at the moment, the three-dimensional detection module needs to be increased, the rotating speed is further increased, the lifting force is further increased, the whole can be scanned by the fan blade 2, the whole can be slowly and the three-dimensionally detected when the three-dimensional detection module is not in a reduced, the situation of a falling environment is realized, the three-dimensional detection module is not can be repeatedly, and the three-dimensional detection module is required to be in a low, and the situation is required to be in the situation of a falling down, and the three-dimensional detection module is also can be rotated, and the three-dimensional detection module is required to be rotated, and the speed is a down to rotate, and the speed is a tree-dimensional speed is and can be rotated.
The invention realizes the wide-angle rotation of the three-dimensional detection module 2 through the air duct 13, the rotary elbow 14 and the rotary table 15, and can realize the omnibearing monitoring and acquisition except for the top area under the cooperation of the hemispherical wide-angle lens on the three-dimensional detection module 2.
The invention solves the problem that the traditional three-dimensional laser scanners are mostly manually held to realize information acquisition in the actual use process through the cooperation of the structures; the acquisition speed is low and the labor cost is high; the existing three-dimensional laser scanners erected on the unmanned aerial vehicle are mainly directly and fixedly installed, and once the unmanned aerial vehicle has the condition of frying due to branch interference in a forest, the three-dimensional laser scanners can still deflect autonomously, secondary damage of equipment is easy to cause, and inconvenient use is caused.
The standard components used in the present embodiment may be purchased directly from the market, but the nonstandard structural components according to the descriptions of the specification and the drawings may also be obtained by unambiguous processing according to the conventional technical knowledge, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that the specific description will not be made here.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a forestry big data management platform information acquisition device, includes driven pivoted flabellum (16), its characterized in that: the three-dimensional detection device comprises a first connecting ring (1) arranged on an unmanned aerial vehicle body, wherein a three-dimensional detection module (2) for carrying out laser three-dimensional detection on the forest is arranged below the first connecting ring (1);
a driving disc (3) driven by a power mechanism and driving the fan blades (16) to rotate is arranged above the first connecting ring (1), a connecting plate (4) is fixedly connected to the lower surface of the driving disc (3), and a second connecting ring (5) coaxially arranged with the driving disc (3) is fixedly connected to the bottom of the connecting plate (4);
the bottom of go-between two (5) has coaxial rotating tube (6) that has linked firmly, set up inclined ring channel (7) on the arc profile of rotating tube (6), the upper surface of go-between one (1) is run through and upper and lower spacing sliding connection has lifter plate (8), in ninety degrees buckles and extends to inclined ring channel (7) of top section of lifter plate (8), the lower surface dead axle rotation of go-between one (1) is connected with driven tube (9), evenly be provided with plectrum (10) on the arc profile of driven tube (9), one side fixedly connected with on lifter plate (8) towards driven tube (9) is with the slope piece of stirring (11) and stirring slope piece two (12) of tangent line department plectrum (10) complex in turn.
2. The forestry big data management platform information acquisition device of claim 1, wherein:
the center of the bottom of the driven pipe (9) is in through connection with an air duct (13), the bottom of the air duct (13) is fixedly communicated with a rotary elbow pipe (14), a turntable (15) is penetrated and fixedly connected on an arc-shaped outline at the middle part of the rotary elbow pipe (14), and the lower surface of the turntable (15) is fixedly connected with the surface of the three-dimensional detection module (2);
the bottom of the rotary elbow pipe (14) is fixedly connected with a first protection device for shielding and protecting the three-dimensional detection module (2), the first protection device comprises a connecting shell (17) which is fixedly connected with the bottom of the rotary elbow pipe (14) in a rotating way and communicated with the fixed shaft, a supporting arm (171) is fixedly connected with the lower surface of the connecting ring (1), the bottom of the supporting arm (171) is fixedly connected with the surface of an arc-shaped outline of the connecting shell (17), a communicating pipe (18) is fixedly connected with the arc-shaped outline of the connecting shell (17) in a penetrating way, the top axial limiting sliding connection of the communicating pipe (18) is provided with a sliding seat (19), the end part of the sliding seat (19) is provided with a sliding block (20), the inner wall axial limiting sliding connection of the sliding block (21) is fixedly connected with a sliding block (22), the upper surface of the sliding block (21) is fixedly connected with a slope locking block (22), one end of the sliding block (23) is provided with a slope, the lower surface of the sliding block (23) is fixedly connected with a slope locking block (22) matched with the slope locking block (22), the slope (24) is matched with the slope locking block (25) and the upper end part of the sliding block (25) extends upwards, the sliding block (25) is connected with the upper end part of the sliding block (25), the other end of the rotary protection plate (23) is fixedly connected with an arc-shaped outline of the rotary sleeve (26), an inclined plane guide plate (27) for guiding the end part of the rotary protection plate (23) to be lifted is fixedly connected to the upper surface of one end, far away from the rotary sleeve (26), of the sliding seat (19), a guide shaft (271) penetrating through the inclined plane guide plate (27) and axially and slidably connected with the inclined plane guide plate (27) is fixedly connected to one end, close to the inclined plane guide plate (27), of the sliding block (21), and a reset spring (272) fixedly connected with the opposite surface of the sliding block (21) and the inclined plane guide plate (27) is sleeved on the arc-shaped outline of the guide shaft (271);
the utility model discloses a motor vehicle air guide device, including air guide support tube (25), connecting shell (17), connecting shell, piston plate (291) is located to be close to both ends department of rotating sleeve (26) on air guide support tube (25), the department of buckling at air guide support tube (25) top is overlapped and is had torsional spring (29), the one end of torsional spring (29) and the tip fixed connection of rotating sleeve (26), the other end and the fixed surface of side of baffle ring (28) of torsional spring (29) are connected, the spacing sliding connection of inner wall axial of communicating pipe (18) has piston plate (291), one side fixedly connected with who keeps away from on piston plate (291) coupling shell (17) links firmly and drives drive arm (292) of sliding seat (19) synchronous motion with sliding seat (19) tip.
3. The forestry big data management platform information acquisition device of claim 2, wherein: the novel air guide support is characterized in that a second protection device is arranged on the air guide support (25), the second protection device comprises an air exhaust notch (30) formed in the bottom of the air guide support (25) in a rotating sleeve (26), an air guide cavity (31) communicated with the air exhaust notch (30) after ninety degrees of anticlockwise rotation is formed in the inner wall of the rotating sleeve (26), an air storage cavity (32) is formed in the rotating protection plate (23), one end, far away from the rotating sleeve (26), of the air guide cavity (31) penetrates through the rotating protection plate (23) and extends into the air storage cavity (32), a protection air bag (33) communicated with the air storage cavity (32) is fixedly connected to the inner wall of the air storage cavity (32), and a through groove for the protection air bag (33) to extend outwards is formed in the surface of the rotating protection plate (23).
4. A forestry big data management platform information acquisition device according to claim 3, wherein: be equipped with protection device III on flabellum (16), protection device III includes with flabellum (16) fixed connection and radial gliding arm-tie (34) on go-between two (5), arm-tie (34) run through connecting plate (4) and with spacing sliding connection of connecting plate (4), keep away from upper surface fixedly connected with connecting seat (35) of flabellum (16) on arm-tie (34), the opposite face fixedly connected with extension spring (36) of connecting seat (35) and connecting plate (4).
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| CN202210819943.1A CN115056993B (en) | 2022-07-13 | 2022-07-13 | Forestry big data management platform information acquisition device |
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| CN1948084A (en) * | 2006-05-18 | 2007-04-18 | 刘宏茂 | Lift force control method of rotating wing fan and vertiautomobile |
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