CN116625321B - Aerial photogrammetry device and measurement method - Google Patents
Aerial photogrammetry device and measurement method Download PDFInfo
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- CN116625321B CN116625321B CN202310923931.8A CN202310923931A CN116625321B CN 116625321 B CN116625321 B CN 116625321B CN 202310923931 A CN202310923931 A CN 202310923931A CN 116625321 B CN116625321 B CN 116625321B
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- 238000000691 measurement method Methods 0.000 title claims description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000005259 measurement Methods 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 17
- 230000001276 controlling effect Effects 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 125000003003 spiro group Chemical group 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
- G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Multimedia (AREA)
- Stereoscopic And Panoramic Photography (AREA)
Abstract
The invention relates to the technical field of aerial photogrammetry, in particular to an aerial photogrammetry device, which comprises an unmanned aerial vehicle body, wherein a base is fixed at the lower end of the unmanned aerial vehicle body, a clamping mechanism is arranged on the base, and two clamping pieces are arranged on the clamping mechanism; the invention also provides a measuring method of the aerial photogrammetry device, which comprises the following steps: the staff can control the distance between two threaded sleeves and two clamping pieces through controlling the operation of the first motor, and meanwhile the mounting and dismounting of the transverse plate are realized through controlling the distance between the two clamping pieces. According to the invention, the rapid installation and disassembly of the transverse plate can be realized through the matching of the clamping mechanism, the power mechanism and other parts, so that the installation, disassembly and maintenance operations of the shooting and measuring assembly can be finished, and the adjustable range of the shooting and measuring assembly can be effectively enlarged according to actual conditions, so that the aerial photography and measuring operations of various shooting angles can be better realized.
Description
Technical Field
The invention relates to the technical field of aerial photogrammetry, in particular to an aerial photogrammetry device and an aerial photogrammetry method.
Background
Aerial photography refers to the operation of continuously taking pictures of the ground by aerial photography instruments on an airplane, combining ground control point measurement, adjustment and drawing, stereoscopic mapping and the like, and drawing a topographic map, wherein aerial photography is to take pictures of the ground by using an airplane or other aircrafts (such as balloons, satellites, spacecraft and the like) and loading a special camera thereon, wherein aerial photography is carried out by using the airplane.
The existing aerial photogrammetry device is characterized in that after the use is finished, the lens is always exposed out of the machine body, the lens is easy to scratch when the aerial photogrammetry device falls, the subsequent use effect is affected, even the lens is damaged, economic loss is caused, and the automatic rotation adjustment of the photogrammetry angle is inconvenient when the aerial photogrammetry device is used for measuring, so that the use flexibility of the photogrammetry device is limited.
In order to solve the technical problems, the prior art of aviation photogrammetry device and measurement method with the Chinese patent publication number of CN116086409A comprises an unmanned aerial vehicle body, wherein a cantilever is arranged on the unmanned aerial vehicle body, one end of the cantilever, which is far away from the unmanned aerial vehicle body, is fixedly provided with a propeller, and the aviation photogrammetry device further comprises a mounting seat which is arranged in the unmanned aerial vehicle body in a sliding manner, wherein a containing bin is arranged in the unmanned aerial vehicle body, a screw rod for driving the mounting seat to slide is rotationally arranged in the containing bin, a rotating seat is rotationally connected in the mounting seat, a camera is rotationally arranged in the rotating seat, and a driving part for driving the camera to swing is arranged in the rotating seat; according to the invention, the accommodating bin is formed in the unmanned aerial vehicle body, after the measurement is finished, the mounting seat brings the camera into the accommodating bin, so that the phenomenon that the lens is scratched during landing, the subsequent use effect is influenced, and even the lens is damaged, so that economic loss is caused can be prevented.
But all adopt fixed connection when current unmanned aerial vehicle that shoots and measure the subassembly and be connected, be unfavorable for quick replacement to shoot and measure the subassembly and overhaul it, current unmanned aerial vehicle's of shooting camera is hovering at unmanned aerial vehicle simultaneously the back, can only carry out the regulation by a small margin under the control of adjustable cloud platform, can't carry out the regulation on a large scale, so need improve.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an aerial photogrammetry device and an aerial photogrammetry method.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the aerial photogrammetry device comprises an unmanned aerial vehicle body, wherein a base is fixed at the lower end of the unmanned aerial vehicle body, a clamping mechanism is arranged on the base, two clamping pieces are arranged on the clamping mechanism, a transverse plate is detachably connected between the two clamping pieces together, and the upper end of the transverse plate is abutted against the lower end of the base;
be equipped with power unit on the diaphragm, be equipped with two risers on the power unit, two risers are all fixed in the lower extreme of diaphragm, and joint worm has been rotated jointly on two risers, and the outside of two risers is rotated respectively and is connected with connecting piece, lasso, the connecting piece is located the riser that is close to power unit, be equipped with the ring spare on the power unit, the lower extreme of ring spare and lasso all is fixed with the connecting block, and the lower extreme of two connecting blocks is fixed with the frame jointly, the round bar has been cup jointed in the frame rotation, the both sides of frame are equipped with the link jointly, the both ends of round bar run through the both sides of frame respectively and are fixed in the relative inboard of link, the lower extreme of link is fixed with the loading board, the lower extreme fixed mounting of loading board has the shooting measurement subassembly, the fixed cover in middle part of round bar is equipped with the worm wheel, worm wheel and worm mesh mutually.
Compared with the prior art, the invention can realize the rapid installation and disassembly of the transverse plate through the matching of the clamping mechanism, the power mechanism and other parts so as to finish the installation, disassembly and maintenance operation of the shooting and measuring assembly, and can effectively expand the adjustable range of the shooting and measuring assembly according to the actual situation so as to better realize the aerial photography and measurement operation of various shooting angles.
Preferably, the clamping mechanism comprises a positive and negative tooth screw rod which is rotationally sleeved in the base, threaded sleeves are sleeved at two ends of the positive and negative tooth screw rod in a threaded mode, an opening is formed in the lower end of the base, two clamping pieces are sleeved in the opening in a sliding way, the upper ends of the two clamping pieces are respectively fixed at the lower ends of the corresponding two threaded sleeves, a first motor is fixedly installed on one side of the base, and the tail end of an output shaft of the first motor penetrates through the base and is fixed at one end of the positive and negative tooth screw rod.
Further, the rotation direction of the positive and negative screw rod is controlled through the first motor, and the movement direction of the two clamping pieces can be adjusted, so that the mounting and dismounting operation of the transverse plate can be realized.
Preferably, the power unit is including dismantling the second motor of connection in diaphragm lower extreme one side, the output shaft end of second motor is fixed with transmission shaft spare, the one end rotation of transmission shaft spare is connected with conflict plate, the one end through-connection spare of worm rotates to cup joint on the connecting piece, worm and conflict plate fixed connection, install regulation and control mechanism on the connecting piece, be equipped with I-shaped wheel spare on the regulation and control mechanism, the lower extreme of diaphragm is fixed with the linkage piece, rotate on the linkage piece and install the lantern ring spare, the lantern ring spare rotates to cup joint on the transmission shaft spare, the relative one side of lantern ring spare and ring spare is equidistant a plurality of synchronization bars jointly, and a plurality of synchronization bars use transmission shaft spare to be circular arrangement as the centre of a circle, I-shaped wheel spare slidable mounting is on the transmission shaft spare.
Further, the moving direction of the I-shaped wheel piece can be controlled through the regulating and controlling mechanism, the transmission operation is switched through controlling the moving direction of the I-shaped wheel piece, and different rotating parts are convenient to control to operate, so that the purpose of controlling the rotating direction of the shooting and measuring assembly is effectively achieved.
Preferably, the regulation and control mechanism includes the electric telescopic handle of fixing in connecting piece one side, electric telescopic handle's piston rod end is fixed with erects the plate, I-shaped wheel rotates and cup joints in the riser, I-shaped wheel is located between conflict plate and the lantern ring spare.
Further, the moving direction of the I-shaped wheel piece can be fully controlled through the action of the electric telescopic rod so as to tightly collide with the corresponding component, so that the purpose of driving the corresponding component to rotate through friction force is achieved, and the power transmission is effectively achieved.
Preferably, the lower extreme of two folder all is fixed with the support, and the lower extreme four corners of two supports all is fixed with the telescopic link, has all cup jointed the spring on eight telescopic links, is located the lower extreme of four telescopic links of same support lower extreme and is fixed with the bottom plate jointly, the upper and lower both ends of spring are fixed in the opposite one side of support and bottom plate respectively.
Further, the effect of buffering can effectively be played through the effect of spring and telescopic link, help when unmanned aerial vehicle descends, the part on the protection unmanned aerial vehicle reduces the vibrations that the hard landing of transmission brought.
Preferably, a sleeve member is fixed on the second motor, a fixing plate is fixed at the upper end of the sleeve member, four corners of the fixing plate are respectively provided with screws in a penetrating mode, the lower end of the transverse plate is provided with four threaded blind holes, and the four screws are respectively screwed into the four threaded blind holes.
Furthermore, the quick assembly and disassembly are convenient.
Preferably, a transparent protective cover is installed at the lower end of the bearing plate, and the shooting measurement assembly is located in the transparent protective cover.
Further, the function of protecting the shooting measurement assembly can be achieved through the transparent protective cover.
Preferably, a resistance component is installed at the lower end of the transverse plate, and two sides of the lower end of the resistance component are respectively abutted against the ferrule and the worm.
Further, the stability of the corresponding parts is guaranteed in the absence of external forces.
The invention also provides a measuring method of the aerial photogrammetry device, which comprises the following steps:
s1, a worker can control the distance between two threaded sleeves and two clamping pieces by controlling the operation of a first motor, and meanwhile, the mounting and dismounting of the transverse plate are realized by controlling the distance between the two clamping pieces, so that the mounting and connection of the shooting and measuring assembly are completed;
s2, a worker performs operation before taking off, wipes the transparent protective cover, and prevents the stain on the transparent protective cover from affecting the shooting quality of the shooting measurement assembly;
s3, a worker controls the unmanned aerial vehicle body to take off for shooting operation;
s4, after flying to the appointed position and the appointed height, the staff can control the electric telescopic rod to stretch: when the electric telescopic rod extends to enable the I-shaped wheel piece to be in contact with the sleeve ring piece, the ring piece can drive the connecting block to enable the frame to drive the shooting and measuring assembly to swing by taking the axis of the worm as the circle center; when the electric telescopic rod contracts to enable the I-shaped wheel piece to be in contact with the abutting plate, the worm drives the worm wheel to rotate around the round rod to enable the shooting measurement assembly to rotate, and therefore shooting measurement positions can be aligned better;
s5, corresponding data in the image is measured through a preset program according to the image information shot by the feedback shooting measurement component.
Compared with the prior art, the using method of the device is described, so that a worker can control the device.
The beneficial effects of the invention are as follows:
1. through the use of the power mechanism, multi-angle switching operation can be effectively realized, so that the shooting range of the shooting measurement assembly can be increased, and aerial photogrammetry operation can be better carried out;
2. through the use of the clamping mechanism, the shooting and measuring assembly can be disassembled and assembled on the unmanned aerial vehicle more conveniently, so that the shooting and measuring assembly can be taken down from the unmanned aerial vehicle more conveniently when the shooting and measuring assembly needs to be replaced or maintained, and the practicability and convenience of the unmanned aerial vehicle for oblique photography mapping geographic information can be improved;
3. the automatic operation can be effectively realized through the actions of the two corresponding motors and the electric telescopic rod assembly, so that the operation is convenient for the staff to quickly perform, and the convenience of work is further improved;
4. the moving direction of the I-shaped wheel piece can be fully controlled through the action of the electric telescopic rod so as to tightly collide with the corresponding component, so that the aim of driving the corresponding component to rotate through friction is fulfilled, and the power transmission is effectively realized;
5. the transparent protective cover can play a role in protecting the shooting measurement assembly, and can effectively play a role in buffering through the spring and the telescopic rod, so that when the unmanned aerial vehicle lands, the parts on the unmanned aerial vehicle are protected, and vibration caused by hard landing of transmission is reduced;
6. through the effect of resistance subassembly, can be under no exogenic action, the stability of corresponding part, simultaneously when in actual use, the resistance subassembly adopts detachable rubber materials with the position that lasso and worm are inconsistent, has realized being convenient for dismantle the change fast.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a connection block diagram of the present invention;
FIG. 3 is a diagram of the power mechanism connection architecture of the present invention;
FIG. 4 is a frame construction diagram of the present invention;
FIG. 5 is a block diagram of the clamping mechanism of the present invention;
FIG. 6 is an enlarged view of the stent of the present invention;
FIG. 7 is a block diagram of the telescopic link joint of the present invention;
fig. 8 is an enlarged view of fig. 3 at a in accordance with the present invention.
In the figure: the unmanned aerial vehicle comprises a unmanned aerial vehicle body, a 2 base, a 3 first motor, a 4 positive and negative screw rod, a 5-thread sleeve, a 6 clamping piece, a 7 support, an 8 telescopic rod, a 9 spring, a 10 bottom plate, a 11 transverse plate, a 12 external member, a 13 fixing plate, 14 screws, a 15-thread blind hole, a 16 second motor, a 17 vertical plate, a 18 connecting piece, a 19 ferrule, a 20 connecting piece, a 21 frame, a 22 round rod, a 23 worm wheel, a 24 worm, a 25 connecting frame, a 26 bearing plate, a 27 shooting and measuring assembly, a 28 transparent protective cover, a 29 synchronous rod piece, a 30 electric telescopic rod, a 31 resistance assembly, a 32 round ring piece, a 33 abutting plate piece, a 34 vertical plate piece, a 35 transmission shaft piece, a 36-shaped wheel piece, a 37 collar piece and a 38 linkage piece.
Detailed Description
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.
Referring to fig. 1-8, an aerial photogrammetry device comprises an unmanned aerial vehicle body 1, wherein the unmanned aerial vehicle body 1 adopts components in the prior art, can ascend and hover under the control of staff, and can control the unmanned aerial vehicle body 1 to reach a designated position so as to drive corresponding shooting components to ascend, thereby realizing aerial photogrammetry.
Referring to fig. 2, 5, the lower extreme of unmanned aerial vehicle organism 1 is fixed with base 2, guarantee the fastness of connection, be equipped with the clamp mechanism on base 2, clamp mechanism is including rotating the positive and negative tooth screw rod 4 of cup jointing in base 2, threaded sleeve 5 has all been cup jointed at the both ends of positive and negative tooth screw rod 4 screw thread, through the direction of rotation of control positive and negative tooth screw rod 4, can control the distance between two threaded sleeve 5, the opening has been seted up to the lower extreme of base 2, two equal slides of clamp 6 cup joint in the opening, the upper end of two clamp 6 is fixed respectively at the lower extreme of two corresponding threaded sleeve 5, the position of two clamp 6 can be adjusted through the effect of threaded sleeve 5, one side fixed mounting of base 2 has first motor 3, first motor 3 and corresponding part are connected, can rotate under staff's control, the output shaft end of first motor 3 runs through base 2 and is fixed in the one end of positive and negative tooth screw rod 4, the staff can make the positive and negative tooth screw rod 3 forward and reverse dwang through corresponding control part, be equipped with two clamp 6 on the clamp mechanism, can dismantle the cooperation between two clamp 6 and install the diaphragm 11 under the diaphragm 11, the diaphragm 11 is equipped with the diaphragm, the diaphragm is realized to the diaphragm, the diaphragm is dismantled to the diaphragm 11, the diaphragm is installed to the diaphragm 11 under the diaphragm, the diaphragm is convenient for the diaphragm, the diaphragm is installed to the diaphragm 11.
Referring to fig. 5-7, the lower ends of the two clamping pieces 6 are all fixed with a bracket 7, four corners of the lower ends of the two brackets 7 are all fixed with telescopic rods 8, the eight telescopic rods 8 are all sleeved with springs 9, the lower ends of the four telescopic rods 8 positioned at the lower end of the same bracket 7 are jointly fixed with a bottom plate 10, the upper end and the lower end of each spring 9 are respectively fixed at the opposite sides of the bracket 7 and the bottom plate 10, when the unmanned aerial vehicle falls, the bottom plate 10 is abutted against the ground, the bottom plate 10 can extrude the telescopic rods 8 and the springs 9 to enable the telescopic rods and the springs 9 to shrink, external force can be absorbed and converted, the stability of the unmanned aerial vehicle body 1 is better ensured, and corresponding parts connected with the unmanned aerial vehicle body 1 are protected.
Referring to fig. 5-7, a power mechanism is arranged on a transverse plate 11, the power mechanism comprises a second motor 16 which is detachably connected to one side of the lower end of the transverse plate 11, the second motor 16 is connected with corresponding components, workers can control the operation of the power mechanism conveniently, a sleeve member 12 is fixed on the second motor 16, a fixing plate 13 is fixed at the upper end of the sleeve member 12, four corners of the fixing plate 13 are provided with screws 14 in a penetrating manner, four threaded blind holes 15 are arranged at the lower end of the transverse plate 11, the four screws 14 are respectively screwed into the four threaded blind holes 15, and the second motor 16 can be quickly installed and fixed through screwing of the screws 14 and the threaded blind holes 15, so that the power mechanism is convenient to detach and overhaul.
Referring to fig. 2, 3 and 4, the end of the output shaft of the second motor 16 is fixed with a transmission shaft member 35, one end of the transmission shaft member 35 is rotatably connected with an abutting plate member 33, the second motor 16 can stably drive the transmission shaft member 35 to rotate, meanwhile, the rotation of the transmission shaft member 35 and the abutting plate member 33 are not mutually affected, one end of the worm 24 penetrates through the connecting member 18 and is rotatably sleeved on the connecting member 18, the worm 24 and the abutting plate member 33 are fixedly connected, when the abutting plate member 33 rotates, the worm 24 can be driven to rotate, and the rotation of the worm 24 can provide power for the rotation of the round rod 22.
Referring to fig. 2, 3, 4 and 8, a regulating mechanism is installed on the connecting piece 18, the regulating mechanism comprises an electric telescopic rod 30 fixed on one side of the connecting piece 18, the electric telescopic rod 30 is connected with corresponding components and can stably stretch out and draw back, a vertical plate piece 34 is fixed at the tail end of a piston rod of the electric telescopic rod 30, an I-shaped wheel piece 36 is rotatably sleeved in the vertical plate piece 34, the I-shaped wheel piece 36 can be driven to stably move on a transmission shaft piece 35 through the action of the electric telescopic rod 30, the transmission shaft piece 35 can drive the I-shaped wheel piece 36 to rotate, the I-shaped wheel piece 36 is positioned between the interference plate piece 33 and a sleeve piece 37, and the I-shaped wheel piece 36 can conveniently interfere with the interference plate piece 33 and the sleeve piece 37 according to requirements.
Referring to fig. 2, 3, 4, 8, be equipped with the I-shaped wheel piece 36 on the regulation and control mechanism, the lower extreme of diaphragm 11 is fixed with linkage piece 38, install the lantern ring piece 37 on the linkage piece 38 rotation, the lantern ring piece 37 rotates and cup joints on transmission shaft piece 35, a plurality of synchronous members 29 are fixed with to the relative one side of lantern ring piece 37 and ring piece 32 together equidistant, a plurality of synchronous members 29 are in circular arrangement with transmission shaft piece 35 as the centre of a circle, enable the synchronous rotation of lantern ring piece 37 and ring piece 32 through the effect of synchronous member 29, drive frame 21 through connecting block 20 and swing, I-shaped wheel piece 36 slidable mounting is on transmission shaft piece 35, be equipped with two risers 17 on the power mechanism, two risers 17 are all fixed in the lower extreme of diaphragm 11, joint worm 24 has been cup jointed in the rotation on two risers 17, the outside of two risers 17 is rotated respectively and is connected with connecting piece 18, the lasso as to encircle 19, connecting piece 18 are located on the riser 17 near power mechanism, be equipped with ring piece 32 on the power mechanism, the lower extreme of ring piece 32 and 19 all is fixed with 20, the frame 21 is rotated through connecting block 20, the frame 21 is rotated to the both sides 21 jointly, the both ends of connecting block 21 are connected with the telescopic link 25, the both sides 25 can be connected together at the telescopic link 25, the both sides of the telescopic link 21 is connected together, the telescopic link 25 is connected with the telescopic link 25. When the electric telescopic rod 30 extends to enable the I-shaped wheel piece 36 to be in contact with the collar piece 37, the ring piece 32 can drive the connecting block 20 to enable the frame 21 to drive the shooting and measuring assembly 27 to swing by taking the axial lead of the worm 24 as the circle center; when the electric telescopic rod 30 is contracted to enable the I-shaped wheel piece 36 to be in contact with the contact plate 33, the worm 24 drives the worm wheel 23 to rotate around the round rod 22 to enable the shooting measurement assembly 27 to be rotated, so that the shooting measurement position can be aligned better.
Referring to fig. 2, 3 and 4, the lower end of the connecting frame 25 is fixed with a bearing plate 26, the bearing plate 26 can be driven to move by the movement of the connecting frame 25, a shooting and measuring assembly 27 is fixedly arranged at the lower end of the bearing plate 26, shooting operation can be effectively performed through the shooting and measuring assembly 27, a transparent protective cover 28 is arranged at the lower end of the bearing plate 26, the shooting and measuring assembly 27 is positioned in the transparent protective cover 28, protection can be achieved during aerial shooting, meanwhile, a corresponding automatic scraping plate structure can be arranged on the transparent protective cover, cleaning can be effectively performed, permeability of the transparent protective cover 28 is guaranteed, shooting operation is better performed, a worm wheel 23 is fixedly sleeved at the middle part of a round rod 22, the worm wheel 23 is meshed with a worm 24, the worm wheel 23 can be rotated through rotation of the worm wheel 24, the round rod 22 can be rotated through rotation of the worm wheel 23, the shooting and measuring assembly 27 is driven to rotate through the connecting frame 25, and shooting angles are adjusted, so that ground or air shooting can be realized.
Referring to fig. 3, a resistance assembly 31 is installed at the lower end of the cross plate 11, two sides of the lower end of the resistance assembly 31 are respectively abutted against the ferrule 19 and the worm 24, the resistance assembly 31 is composed of a telescopic rod piece, a resistance spring piece, a cross rod piece, an arc-shaped abutting piece and a rubber piece, the rubber piece is abutted against the ferrule 19 and the worm 24, friction force can enable the ferrule 19 and the worm 24 to be stable under the action of no external force, and meanwhile the disassembly and the replacement are convenient.
The invention also provides a measuring method of the aerial photogrammetry device, which comprises the following steps:
s1, a worker can control the distance between the two threaded sleeves 5 and the two clamping pieces 6 by controlling the operation of the first motor 3, and meanwhile, the mounting and dismounting of the transverse plate 11 are realized by controlling the distance between the two clamping pieces 6, so that the mounting and connection of the shooting measurement assembly 27 are completed;
s2, a worker performs operation before taking off, wipes the transparent protective cover 28, and prevents the stain on the transparent protective cover from affecting the shooting quality of the shooting measurement assembly 27;
s3, a worker controls the unmanned aerial vehicle body 1 to take off for shooting operation;
s4, after flying to the appointed position and height, the staff can control the electric telescopic rod 30 to stretch and retract: when the electric telescopic rod 30 extends to enable the I-shaped wheel piece 36 to be in contact with the collar piece 37, the ring piece 32 can drive the connecting block 20 to enable the frame 21 to drive the shooting and measuring assembly 27 to swing by taking the axial lead of the worm 24 as the circle center; when the electric telescopic rod 30 is contracted to enable the I-shaped wheel piece 36 to be in contact with the contact plate 33, the worm 24 drives the worm wheel 23 to rotate around the round rod 22 to enable the shooting measurement assembly 27 to rotate, so that the shooting measurement position can be aligned better;
s5, corresponding data in the image is measured through a preset program according to the image information shot by the feedback shooting measurement component 27.
In the invention, a worker can control the distance between the two threaded sleeves 5 and the two clamping pieces 6 by controlling the operation of the first motor 3, and meanwhile, the mounting and dismounting of the transverse plate 11 are realized by controlling the distance between the two clamping pieces 6, namely, the mounting and connection of the shooting measurement assembly 27 are completed; the operator performs the operation before taking off, wipes the transparent protective cover 28, and avoids the pollution existing on the transparent protective cover from affecting the shooting quality of the shooting measurement assembly 27; the staff controls the unmanned aerial vehicle body 1 to take off for shooting operation; when flying to a designated position and hovering at a height, a worker can control the electric telescopic rod 30 to stretch and retract: when the electric telescopic rod 30 extends to enable the I-shaped wheel piece 36 to be in contact with the collar piece 37, the ring piece 32 can drive the connecting block 20 to enable the frame 21 to drive the shooting and measuring assembly 27 to swing by taking the axial lead of the worm 24 as the circle center; when the electric telescopic rod 30 is contracted to enable the I-shaped wheel piece 36 to be in contact with the contact plate 33, the worm 24 drives the worm wheel 23 to rotate around the round rod 22 to enable the shooting measurement assembly 27 to rotate, so that the shooting measurement position can be aligned better; the photographing of the photographing and measuring assembly 27 can be driven to carry out multi-angle adjustment, and the geographical information can be collected, photographed and measured through the photographing of the photographing and measuring assembly 27; the image information photographed by the return photographing measuring assembly 27 measures the corresponding data in the image by a preset program.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. Aerial photogrammetry device, including unmanned aerial vehicle organism (1), its characterized in that: the unmanned aerial vehicle comprises an unmanned aerial vehicle body (1), wherein a base (2) is fixed at the lower end of the unmanned aerial vehicle body (1), a clamping mechanism is arranged on the base (2), two clamping pieces (6) are arranged on the clamping mechanism, a transverse plate (11) is detachably connected between the two clamping pieces (6), and the upper end of the transverse plate (11) is abutted against the lower end of the base (2);
the camera shooting device is characterized in that a power mechanism is arranged on the transverse plate (11), two vertical plates (17) are arranged on the power mechanism, the two vertical plates (17) are fixed at the lower end of the transverse plate (11), a worm (24) is sleeved on the two vertical plates (17) in a rotating mode, connecting pieces (18) and a ferrule (19) are respectively connected to the outer sides of the two vertical plates (17) in a rotating mode, the connecting pieces (18) are located on the vertical plates (17) close to the power mechanism, a circular ring piece (32) is arranged on the power mechanism, connecting blocks (20) are fixed at the lower ends of the circular ring piece (32) and the ferrule (19), a frame (21) is jointly fixed at the lower ends of the two connecting blocks (20), a round rod (22) is sleeved in a rotating mode, connecting frames (25) are jointly arranged at two sides of the frame (21), two ends of the round rod (22) respectively penetrate through two sides of the frame (21) and are fixed on the inner sides of the connecting frames (25), a bearing plate (26) is fixed at the lower end of the connecting frames, a worm wheel (26) is fixed at the lower end of the worm wheel (24), and a measuring assembly (23) is meshed with the worm wheel (23);
the clamping mechanism comprises a positive and negative tooth screw rod (4) which is rotatably sleeved in the base (2), threaded sleeves (5) are sleeved at two ends of the positive and negative tooth screw rod (4) in a threaded mode, an opening is formed in the lower end of the base (2), two clamping pieces (6) are sleeved in the opening in a sliding way, the upper ends of the two clamping pieces (6) are respectively fixed at the lower ends of the corresponding two threaded sleeves (5), a first motor (3) is fixedly installed on one side of the base (2), and the tail end of an output shaft of the first motor (3) penetrates through the base (2) and is fixed at one end of the positive and negative tooth screw rod (4);
the power mechanism comprises a second motor (16) which is detachably connected to one side of the lower end of the transverse plate (11), a transmission shaft piece (35) is fixed at the tail end of an output shaft of the second motor (16), one end of the transmission shaft piece (35) is rotatably connected with a collision plate (33), one end of a worm (24) penetrates through a connecting piece (18) and is rotatably sleeved on the connecting piece (18), the worm (24) is fixedly connected with the collision plate (33), a regulating mechanism is mounted on the connecting piece (18), an I-shaped wheel piece (36) is arranged on the regulating mechanism, a linkage piece (38) is fixed at the lower end of the transverse plate (11), a collar piece (37) is rotatably mounted on the linkage piece (38), a plurality of synchronous bars (29) are fixedly arranged on the opposite sides of the collar piece (37) and a circular ring piece (32) at equal intervals, and the synchronous bars (29) are circularly arranged by taking the transmission shaft piece (35) as a circle center, and the I-shaped wheel piece (36) is slidably mounted on the transmission shaft piece (35).
The regulating mechanism comprises an electric telescopic rod (30) fixed on one side of the connecting piece (18), a vertical plate (34) is fixed at the tail end of a piston rod of the electric telescopic rod (30), an I-shaped wheel piece (36) is rotatably sleeved in the vertical plate (34), and the I-shaped wheel piece (36) is positioned between the abutting plate (33) and the sleeve ring piece (37);
the lower extreme of loading board (26) is installed transparent protection casing (28), shoot and measure subassembly (27) and be located transparent protection casing (28).
2. An aerial photogrammetry device according to claim 1, wherein: the lower extreme of two folder (6) all is fixed with support (7), and the lower extreme four corners of two supports (7) all is fixed with telescopic link (8), has all cup jointed spring (9) on eight telescopic link (8), is located the lower extreme of four telescopic links (8) of same support (7) lower extreme and is fixed with bottom plate (10) jointly, the upper and lower both ends of spring (9) are fixed respectively in the opposite one side of support (7) and bottom plate (10).
3. An aerial photogrammetry device according to claim 1, wherein: be fixed with external member (12) on second motor (16), the upper end of external member (12) is fixed with fixed plate (13), the four corners of fixed plate (13) all runs through and is provided with screw (14), the lower extreme of diaphragm (11) is provided with four screw blind holes (15), four screw (14) respectively the spiro union to four screw blind holes (15) in.
4. An aerial photogrammetry device according to claim 1, wherein: the lower end of the transverse plate (11) is provided with a resistance component (31), and two sides of the lower end of the resistance component (31) are respectively abutted against the ferrule (19) and the worm (24).
5. A measurement method of an aerial photogrammetry device, characterized in that the aerial photogrammetry device according to claim 1 is used for measurement, comprising the steps of:
s1, a worker can control the distance between two threaded sleeves (5) and two clamping pieces (6) by controlling the operation of a first motor (3), and meanwhile, the mounting and dismounting of the transverse plate (11) are realized by controlling the distance between the two clamping pieces (6), so that the mounting and connection of the shooting measurement assembly (27) are completed;
s2, a worker performs operation before taking off, wipes the transparent protective cover (28), and prevents the stain on the transparent protective cover from affecting the shooting quality of the shooting measurement assembly (27);
s3, a worker controls the unmanned aerial vehicle body (1) to take off for shooting operation;
s4, after flying to the appointed position and height, a worker can control the electric telescopic rod (30) to stretch: when the electric telescopic rod (30) extends to enable the I-shaped wheel piece (36) to be in contact with the sleeve ring piece (37), the annular piece (32) can drive the connecting block (20) to enable the frame (21) to drive the shooting measurement assembly (27) to swing by taking the axial lead of the worm (24) as the center of a circle; when the electric telescopic rod (30) is contracted to enable the I-shaped wheel piece (36) to be in contact with the contact plate (33), the worm (24) drives the worm wheel (23) to rotate the shooting measurement assembly (27) by taking the round rod (22) as a circle center so as to align to the shooting measurement position;
s5, the image information shot by the shooting and measuring component (27) is returned, and corresponding data in the image information is measured by a preset program.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101201248A (en) * | 2007-12-07 | 2008-06-18 | 中国科学院武汉岩土力学研究所 | Avigation close range photography displacement measurement system based on unmanned aerial vehicle as well as measurement method thereof |
| CN105277177A (en) * | 2015-10-17 | 2016-01-27 | 佛山市安尔康姆航空科技有限公司 | Oblique photography system adopting multi-rotor unmanned aerial vehicle |
| CN105758384A (en) * | 2016-02-03 | 2016-07-13 | 苏州大势智慧信息科技有限公司 | Unmanned aerial vehicle rocking oblique photograph system |
| CN106441239A (en) * | 2016-08-31 | 2017-02-22 | 中测新图(北京)遥感技术有限责任公司 | Multi-view three-dimensional aerial photographic device for unmanned aerial vehicle |
-
2023
- 2023-07-26 CN CN202310923931.8A patent/CN116625321B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101201248A (en) * | 2007-12-07 | 2008-06-18 | 中国科学院武汉岩土力学研究所 | Avigation close range photography displacement measurement system based on unmanned aerial vehicle as well as measurement method thereof |
| CN105277177A (en) * | 2015-10-17 | 2016-01-27 | 佛山市安尔康姆航空科技有限公司 | Oblique photography system adopting multi-rotor unmanned aerial vehicle |
| CN105758384A (en) * | 2016-02-03 | 2016-07-13 | 苏州大势智慧信息科技有限公司 | Unmanned aerial vehicle rocking oblique photograph system |
| CN106441239A (en) * | 2016-08-31 | 2017-02-22 | 中测新图(北京)遥感技术有限责任公司 | Multi-view three-dimensional aerial photographic device for unmanned aerial vehicle |
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