CN210852892U - Aerial survey unmanned aerial vehicle - Google Patents
Aerial survey unmanned aerial vehicle Download PDFInfo
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- CN210852892U CN210852892U CN201921942378.8U CN201921942378U CN210852892U CN 210852892 U CN210852892 U CN 210852892U CN 201921942378 U CN201921942378 U CN 201921942378U CN 210852892 U CN210852892 U CN 210852892U
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Abstract
The utility model relates to an aerial survey unmanned aerial vehicle, which comprises an unmanned aerial vehicle body, wherein a bracket is arranged at the lower part of the unmanned aerial vehicle body, and a camera assembly is arranged below the unmanned aerial vehicle body; the support comprises a plurality of support legs, each support leg comprises a gear box, a first sleeve fixed at the lower part of the gear box and a second sleeve sleeved in the first sleeve, the upper part of the gear box is directly fixed with the unmanned aerial vehicle body, and the second sleeve is in sliding fit with the first sleeve; the inner wall of the first sleeve is provided with a sliding chute, the outer wall of the second sleeve is provided with a sliding block, and the sliding block is in sliding fit in the sliding chute; a screw rod shaft is rotatably supported in the gear box and penetrates through the second sleeve and is coaxially arranged with the second sleeve; a screw rod nut is fixed at the upper end of the second sleeve and is in threaded fit with a screw rod shaft; the screw shaft is connected with a driving device which drives the screw shaft to rotate. The utility model discloses the landing leg produces the sight of camera and blocks when having avoided shooting to be favorable to improving the shooting effect.
Description
Technical Field
The utility model belongs to the technical field of unmanned aerial vehicle's technique and specifically relates to an aerial survey unmanned aerial vehicle is related to.
Background
With the development of unmanned aerial vehicles and digital camera technologies, the digital aerial photography technology based on unmanned aerial vehicle platforms has shown unique advantages; the unmanned aerial vehicle aerial photography has wide prospects in the aspects of basic surveying and mapping, land resource survey and monitoring, dynamic monitoring of land utilization, digital city construction, emergency disaster relief surveying and mapping data acquisition and the like.
Current unmanned aerial vehicle includes devices such as organism, driving system, flight control system and communication system usually, and driving system is used for providing power for unmanned aerial vehicle, and flight control system is used for the control of unmanned aerial vehicle course, gesture, and the camera of shooing usefulness returns ground through the image transmission that communication system shot with it.
At present, application publication number is CN 109774933A's patent document discloses an unmanned aerial vehicle equipment is used in professional shooting that duration is excellent, including unmanned aerial vehicle shell and base, the inside of unmanned aerial vehicle shell is provided with two lithium batteries, and the front end fixed mounting of unmanned aerial vehicle shell has a GPS receiver, one side fixedly connected with lug of unmanned aerial vehicle shell, and the upper end external surface fixedly connected with fixed column of lug, the bottom surface of unmanned aerial vehicle shell is provided with No. two micro motor, and No. two micro motor's one side fixedly connected with No. three micro motor, No. three micro motor's one end swing joint has high definition digtal camera.
Foretell unmanned aerial vehicle equipment for professional shooting that duration is excellent has following defect: at the shooting in-process, thereby adjust high definition digtal camera's shooting direction through No. two micro motor and No. three micro motor and shoot the visual angle of difference, but because the position of high definition digtal camera installation is higher than the lower extreme of base, can block high definition digtal camera's partial sight at the in-process base that rotates the shooting, influence the shooting effect.
SUMMERY OF THE UTILITY MODEL
To the not enough of existence among the above-mentioned prior art, the utility model aims at providing an aerial survey unmanned aerial vehicle, it can be in first sleeve flexible second sleeve through the setting, makes the length of landing leg can change, and the landing leg stops to the sight production of camera when having avoided shooting to be favorable to improving the shooting effect.
The above object of the present invention is achieved by the following technical solutions:
an aerial survey unmanned aerial vehicle comprises an unmanned aerial vehicle body, wherein a support for supporting the unmanned aerial vehicle body is installed at the lower part of the unmanned aerial vehicle body, and a camera assembly is installed below the unmanned aerial vehicle body; the support comprises a plurality of support legs, each support leg comprises a gear box, a first sleeve fixed at the lower part of the gear box and a second sleeve sleeved in the first sleeve, the upper part of the gear box is directly fixed with the unmanned aerial vehicle body, and the second sleeve is in sliding fit with the first sleeve; a sliding groove is formed in the inner wall of the first sleeve along the length direction of the first sleeve, a sliding block is arranged on the outer wall of the second sleeve, and the sliding block is in sliding fit in the sliding groove; a screw rod shaft is rotatably supported in the gear box and penetrates through the second sleeve and is coaxially arranged with the second sleeve; a screw rod nut is fixed at the upper end of the second sleeve and is in threaded fit with a screw rod shaft; the screw shaft is connected with a driving device for driving the screw shaft to rotate.
By adopting the technical scheme, when the unmanned aerial vehicle body takes off for shooting, a worker drives the screw shaft to rotate by using the driving device, and the sliding block of the second sleeve is in sliding fit in the sliding groove of the first sleeve, so that the screw nut can slide towards the inside of the first sleeve along the screw shaft, the second sleeve is retracted into the first sleeve, the condition that the sight of a camera is blocked by the support legs during shooting can be avoided, and the shooting effect is improved; when the unmanned aerial vehicle body need descend, make the second sleeve stretch out from first sleeve, then the telescopic tip of second lands in advance when the unmanned aerial vehicle body descends to support the unmanned aerial vehicle body subaerial, be favorable to avoiding damaging the camera assembly.
The utility model discloses a further set up to: a supporting plate is detachably and fixedly arranged among the plurality of supporting legs; the driving device comprises a first transmission gear coaxially fixed on a screw shaft, and the first transmission gear is arranged in a gear box; a transmission shaft parallel to the screw shaft is rotatably supported in the gear box, a second transmission gear is coaxially fixed on the transmission shaft, and the second transmission gear is meshed with the first transmission gear; the upper surface of the supporting plate is fixedly provided with a motor, and an output shaft of the motor is coaxially fixed with a first bevel gear; a second bevel gear is coaxially fixed on each transmission shaft, and the first bevel gear is meshed with the plurality of second bevel gears; the camera assembly is mounted on a lower surface of the support plate.
By adopting the technical scheme, when the screw shaft needs to rotate, the motor is started, the motor drives the first bevel gear to rotate, so that the second bevel gear rotates, the transmission shaft is driven to rotate, the second transmission gear rotates to drive the first transmission gear to rotate, and the screw shaft is driven.
The utility model discloses a further set up to: the outer wall of each first sleeve is vertically and fixedly provided with a connecting bolt, and the upper end of the connecting bolt is fixed on the first sleeve; the supporting plate is provided with a plurality of mounting holes respectively corresponding to the connecting bolts, and the supporting plate is arranged on the connecting bolts in a penetrating way through the mounting holes; and the connecting bolt is in threaded connection with a fastening nut.
Through adopting above-mentioned technical scheme, fastening nut makes the support of backup pad and unmanned aerial vehicle body can dismantle fixedly, when keeping in repair to equipment such as camera assembly and motor, dismantles the convenience that is favorable to the improve equipment maintenance with the backup pad.
The utility model discloses a further set up to: the plurality of legs are arranged obliquely relative to the vertical direction, the distance between the lower ends of the plurality of legs is larger than the distance between the upper ends of the plurality of legs, and the plurality of legs are expanded outwards from top to bottom relative to each other.
Through adopting above-mentioned technical scheme, a plurality of landing legs outwards expand from the top down each other relatively, and the weight of unmanned aerial vehicle body can more even distribution on every landing leg, is favorable to improving the stability of unmanned aerial vehicle body support when subaerial.
The utility model discloses a further set up to: the end part, far away from the gear box, of the first sleeve is provided with a first conical part, and the first conical part shrinks towards the inside of the first sleeve; the end part of the second sleeve, which is close to the gear box, is provided with a second conical part which expands towards the outside of the second sleeve.
Through adopting above-mentioned technical scheme, slide in first sleeve when the second sleeve, make second toper portion slide when first toper portion, first toper portion can produce the effect of blockking to second toper portion, is favorable to avoiding the second sleeve to deviate from first sleeve's inside.
The utility model discloses a further set up to: the end part, far away from the gear box, of the second sleeve is provided with a shock absorber; the shock absorber comprises a piston coaxially fixed on the second sleeve, a cylinder barrel is sleeved outside the piston, and the piston is in sliding fit in the cylinder barrel; the cylinder barrel is elastically connected with the piston.
Through adopting above-mentioned technical scheme, when the unmanned aerial vehicle body fell subaerial, the cylinder of bumper shock absorber landed in advance, and the piston slides to cylinder inside, is favorable to slowing down when the unmanned aerial vehicle body lands and the impact between the ground, improve equipment's life.
The utility model discloses a further set up to: the piston and the cylinder barrel are sleeved with springs, the upper ends of the springs are fixed on the piston, and the lower ends of the springs are fixed on the cylinder barrel.
Through adopting above-mentioned technical scheme, the spring can absorb the kinetic energy of some unmanned aerial vehicle bodies and turn into elastic potential energy, has increased the shock attenuation effect of bumper shock absorber.
The utility model discloses a further set up to: the lower pot head of cylinder is equipped with the cotton cover.
Through adopting above-mentioned technical scheme, when the unmanned aerial vehicle body landed, the cotton cover that the cover was established on the cylinder contacted with ground earlier, was favorable to reducing the wearing and tearing that produce between the lower extreme of cylinder and the ground.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the unmanned aerial vehicle body takes off for shooting, a worker drives the screw shaft to rotate by using the driving device, and the sliding block of the second sleeve is in sliding fit in the sliding groove of the first sleeve, so that the screw nut can slide towards the inside of the first sleeve along the screw shaft, and the second sleeve is retracted into the first sleeve, so that the condition that the sight of a camera is blocked by the support legs during shooting can be avoided, and the shooting effect is improved;
2. the screw shaft can be driven by starting the motor; the supporting plate which can be disassembled and fixed is beneficial to improving the convenience of equipment maintenance; the plurality of support legs are outwards expanded from top to bottom relative to each other, so that the stability of the unmanned aerial vehicle body when supported on the ground is improved; the first conical part and the second conical part are beneficial to avoiding the second sleeve from falling out of the inner part of the first sleeve;
3. the shock absorber absorbs kinetic energy through the piston and the cylinder barrel which are in sliding fit and matched with the spring, so that impact between the unmanned aerial vehicle body and the ground when landing can be relieved; the cotton cover that the cover was established on the cylinder is favorable to reducing the wearing and tearing that produce between the lower extreme of cylinder and the ground.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the leg;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;
fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.
In the figure, 1, an unmanned aerial vehicle body; 2. a support; 21. a support leg; 211. a gear box; 212. a first sleeve; 213. a chute; 214. a first tapered portion; 215. a second sleeve; 216. a slider; 217. a second tapered portion; 22. a screw shaft; 23. a feed screw nut; 24. a connecting bolt; 3. a camera assembly; 4. a drive device; 41. a first drive gear; 42. a drive shaft; 43. a second transmission gear; 44. an electric motor; 45. a first bevel gear; 46. a second bevel gear; 5. a support plate; 51. mounting holes; 52. fastening a nut; 6. a shock absorber; 61. a piston; 62. a cylinder barrel; 63. a spring; 64. and (4) cotton sleeves.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the utility model discloses an aerial survey unmanned aerial vehicle, which comprises an unmanned aerial vehicle body 1 integrated with a flight control system, a power system and a communication system, wherein a support 2 is installed at the lower part of the unmanned aerial vehicle body 1, and the support 2 is used for supporting the unmanned aerial vehicle body 1 after the unmanned aerial vehicle body 1 lands on the ground; still install camera assembly 3 including camera and clamping device in the below of unmanned aerial vehicle body 1, camera assembly 3 can carry out the multi-angle and shoot.
Referring to fig. 1, the support 2 includes four legs 21, and the upper ends of the four legs 21 are fixed to the lower part of the main body 1 of the unmanned aerial vehicle; landing leg 21 sets up for vertical direction slope, and the distance between four landing legs 21 lower extremes is greater than the distance between four landing legs 21 upper ends to four landing legs 21 outwards expand from the top down each other relatively, are favorable to improving the stability of unmanned aerial vehicle body 1 support when subaerial.
Referring to fig. 2 and 3, each leg 21 includes a gear box 211, a first sleeve 212 fixed at a lower portion of the gear box 211, and a second sleeve 215 sleeved in the first sleeve 212, an upper portion of the gear box 211 is directly fixed to the drone body 1, and the second sleeve 215 is in sliding fit with the first sleeve 212; a sliding groove 213 is formed in the inner wall of the first sleeve 212 along the length direction of the first sleeve 212, a sliding block 216 is arranged on the outer wall of the second sleeve 215, and the sliding block 216 is in sliding fit in the sliding groove 213; the screw shaft 22 is rotatably supported in the gear box 211, and the screw shaft 22 is arranged in the second sleeve 215 in a penetrating way and is coaxial with the second sleeve 215; a screw nut 23 is fixed at the upper end of the second sleeve 215, and the screw nut 23 is in threaded fit with the screw shaft 22; the screw shaft 22 is connected with a driving device 4 for driving the screw shaft 22 to rotate; after the unmanned aerial vehicle body 1 takes off, a worker drives the screw shaft 22 to rotate through the driving device 4, and the second sleeve 215 is fixed with the screw nut 23, so that the screw shaft 22 can drive the screw nut 23 to slide up and down on the screw shaft 22, and the functions of extending and retracting the second sleeve 215 in the first sleeve 212 can be further realized; when shooting, the second sleeve 215 is retracted into the first sleeve 212, so that the sight of the camera can be prevented from being blocked by the supporting legs 21 during shooting, and the shooting effect is improved; when unmanned aerial vehicle body 1 need descend, make second sleeve 215 stretch out from first sleeve 212, then the tip of second sleeve 215 lands in advance when unmanned aerial vehicle body 1 descends to support unmanned aerial vehicle body 1 subaerial, avoid damaging camera assembly 3.
Referring to fig. 3 and 4, an end of the first sleeve 212 remote from the gear box 211 is provided with a first tapered portion 214, and the first tapered portion 214 is constricted toward the inside of the first sleeve 212; the end of the second sleeve 215 near the gear box 211 is provided with a second tapered portion 217, and the second tapered portion 217 expands toward the outside of the second sleeve 215; when the second sleeve 215 slides inside the first sleeve 212 to slide the second tapered portion 217 to the first tapered portion 214, the first tapered portion 214 can block the second tapered portion 217, which is beneficial for preventing the second sleeve 215 from coming out of the inside of the first sleeve 212.
Referring to fig. 2 and 3, the driving device 4 includes a first transmission gear 41 coaxially fixed on the screw shaft 22, the first transmission gear 41 being provided in the gear box 211; a transmission shaft 42 parallel to the screw shaft 22 is rotatably supported in the gear box 211, a second transmission gear 43 is coaxially fixed on the transmission shaft 42, and the second transmission gear 43 is meshed with the first transmission gear 41; a support plate 5 is detachably and fixedly arranged among the four support legs 21, and the support plate 5 is horizontally arranged; a motor 44 is fixedly arranged on the upper surface of the supporting plate 5, and a first bevel gear 45 is coaxially fixed on an output shaft of the motor 44; a second bevel gear 46 is coaxially fixed on each transmission shaft 42, and the first bevel gear 45 and the four second bevel gears 46 are meshed with each other; the camera assembly 3 is mounted on the lower surface of the support plate 5; when the screw shaft 22 needs to be driven to rotate, the motor 44 is started, the motor 44 drives the first bevel gear 45 to rotate, so that the second bevel gear 46 rotates, the transmission shaft 42 is driven to rotate, the transmission shaft 42 rotates, the second transmission gear 43 rotates, the first transmission gear 41 is driven to rotate, and the screw shaft 22 is driven.
Referring to fig. 2, the outer walls of the four first sleeves 212 are vertically and fixedly provided with connecting bolts 24, and the upper ends of the connecting bolts 24 are fixed on the first sleeves 212; four mounting holes 51 corresponding to the four connecting bolts 24 are formed in the support plate 5, and the support plate 5 penetrates through the connecting bolts 24 through the mounting holes 51; the connecting bolt 24 is connected with a fastening nut 52 through threads, and the supporting plate 5 is fixed on the connecting bolt 24 through the fastening nut 52, so that the supporting plate 5 is detachably fixed.
Referring to fig. 2 and 4, in order to reduce the impact between the main body 1 of the drone and the ground when landing, a shock absorber 6 is provided at the end of the second sleeve 215 far from the gear box 211; the damper 6 comprises a piston 61 coaxially fixed on the second sleeve 215, a cylinder 62 is sleeved outside the piston 61, and the piston 61 is in sliding fit in the cylinder 62; the piston 61 and the cylinder 62 are sleeved with a spring 63, the upper end of the spring 63 is fixed on the piston 61, and the lower end of the spring 63 is fixed on the cylinder 62; the lower end cover of cylinder 62 is equipped with cotton cover 64, and cotton cover 64 is favorable to reducing the wearing and tearing that produce when the contact between the lower extreme of cylinder 62 and the ground.
The utility model discloses a theory of operation is, when the unmanned aerial vehicle body 1 takes off and shoots, staff starter motor 44, motor 44 drives second bevel gear 46 through first bevel gear 45 and rotates, thereby it rotates to drive the second drive gear 43 of fixing on transmission shaft 42, and then drive first drive gear 41 and rotate, first drive gear 41 drives lead screw shaft 22 and rotates, and then drive screw-nut 23 and follow lead screw shaft 22 and to the inside slip of first sleeve 212, thereby make in second sleeve 215 retract first sleeve 212, landing leg 21 produced the sight of camera and blockked when can avoiding shooing promptly, the shooting effect has been improved.
The embodiment of the present invention is a preferred embodiment of the present invention, which is not limited in this way to the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. An aerial survey unmanned aerial vehicle comprises an unmanned aerial vehicle body (1), wherein a support (2) for supporting the unmanned aerial vehicle body (1) is installed at the lower part of the unmanned aerial vehicle body (1), and a camera assembly (3) is installed below the unmanned aerial vehicle body (1); the method is characterized in that: the support (2) comprises a plurality of supporting legs (21), each supporting leg (21) comprises a gear box (211), a first sleeve (212) fixed to the lower portion of the gear box (211) and a second sleeve (215) sleeved in the first sleeve (212), the upper portion of the gear box (211) is directly fixed to the unmanned aerial vehicle body (1), and the second sleeve (215) is in sliding fit with the first sleeve (212); a sliding groove (213) is formed in the inner wall of the first sleeve (212) along the length direction of the first sleeve (212), a sliding block (216) is arranged on the outer wall of the second sleeve (215), and the sliding block (216) is in sliding fit in the sliding groove (213); a screw shaft (22) is rotatably supported in the gear box (211), and the screw shaft (22) is arranged in the second sleeve (215) in a penetrating manner and is coaxial with the second sleeve (215); a screw rod nut (23) is fixed at the upper end of the second sleeve (215), and the screw rod nut (23) is in threaded fit with a screw rod shaft (22); the screw shaft (22) is connected with a driving device (4) for driving the screw shaft (22) to rotate.
2. An aerial survey drone according to claim 1, characterised in that: a supporting plate (5) is detachably and fixedly arranged among the plurality of supporting legs (21); the driving device (4) comprises a first transmission gear (41) coaxially fixed on a screw shaft (22), and the first transmission gear (41) is arranged in a gear box (211); a transmission shaft (42) which is parallel to the screw shaft (22) is rotatably supported in the gear box (211), a second transmission gear (43) is coaxially fixed on the transmission shaft (42), and the second transmission gear (43) is meshed with the first transmission gear (41); a motor (44) is fixedly arranged on the upper surface of the supporting plate (5), and a first bevel gear (45) is coaxially fixed on an output shaft of the motor (44); a second bevel gear (46) is coaxially fixed on each transmission shaft (42), and the first bevel gear (45) and the second bevel gears (46) are meshed with each other; the camera assembly (3) is mounted on the lower surface of the support plate (5).
3. An aerial survey drone according to claim 2, characterised in that: the outer wall of each first sleeve (212) is vertically and fixedly provided with a connecting bolt (24), and the upper end of each connecting bolt (24) is fixed on the first sleeve (212); the supporting plate (5) is provided with a plurality of mounting holes (51) corresponding to the connecting bolts (24), and the supporting plate (5) penetrates through the connecting bolts (24) through the mounting holes (51); and a fastening nut (52) is connected to the connecting bolt (24) in a threaded manner.
4. An aerial survey drone according to claim 1, characterised in that: the plurality of legs (21) are arranged obliquely relative to the vertical direction, the distance between the lower ends of the plurality of legs (21) is larger than the distance between the upper ends of the plurality of legs (21), and the plurality of legs (21) are expanded outwards from top to bottom relative to each other.
5. An aerial survey drone according to claim 1, characterised in that: the end part, far away from the gear box (211), of the first sleeve (212) is provided with a first conical part (214), and the first conical part (214) shrinks towards the inside of the first sleeve (212); the end part, close to the gear box (211), of the second sleeve (215) is provided with a second conical part (217), and the second conical part (217) expands towards the outside of the second sleeve (215).
6. An aerial survey drone according to claim 1, characterised in that: the end part, far away from the gear box (211), of the second sleeve (215) is provided with a shock absorber (6); the shock absorber (6) comprises a piston (61) coaxially fixed on the second sleeve (215), a cylinder (62) is sleeved outside the piston (61), and the piston (61) is in sliding fit in the cylinder (62); the cylinder (62) is elastically connected with the piston (61).
7. An aerial survey drone according to claim 6, characterised in that: the piston (61) and the cylinder barrel (62) are sleeved with a spring (63), the upper end of the spring (63) is fixed on the piston (61), and the lower end of the spring is fixed on the cylinder barrel (62).
8. An aerial survey drone according to claim 6, characterised in that: the lower end of the cylinder barrel (62) is sleeved with a cotton sleeve (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921942378.8U CN210852892U (en) | 2019-11-11 | 2019-11-11 | Aerial survey unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921942378.8U CN210852892U (en) | 2019-11-11 | 2019-11-11 | Aerial survey unmanned aerial vehicle |
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| Publication Number | Publication Date |
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| CN210852892U true CN210852892U (en) | 2020-06-26 |
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| CN201921942378.8U Active CN210852892U (en) | 2019-11-11 | 2019-11-11 | Aerial survey unmanned aerial vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111994272A (en) * | 2020-09-02 | 2020-11-27 | 黄河水利职业技术学院 | Unmanned aerial vehicle flight platform is used in survey and drawing of intelligence geographical remote sensing |
| CN112441244A (en) * | 2020-11-16 | 2021-03-05 | 南昌工程学院 | Unmanned aerial vehicle measures equipment of side slope and foundation ditch excavation volume |
| CN112896514A (en) * | 2021-02-05 | 2021-06-04 | 中国人民解放军陆军工程大学 | Three-dimensional smoke screen device based on unmanned aerial vehicle platform |
| CN113928560A (en) * | 2021-10-21 | 2022-01-14 | 中煤航测遥感集团有限公司 | Unmanned aerial vehicle platform for aerial photogrammetry and photography method |
-
2019
- 2019-11-11 CN CN201921942378.8U patent/CN210852892U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111994272A (en) * | 2020-09-02 | 2020-11-27 | 黄河水利职业技术学院 | Unmanned aerial vehicle flight platform is used in survey and drawing of intelligence geographical remote sensing |
| CN111994272B (en) * | 2020-09-02 | 2021-04-16 | 黄河水利职业技术学院 | Unmanned aerial vehicle flight platform is used in survey and drawing of intelligence geographical remote sensing |
| CN112441244A (en) * | 2020-11-16 | 2021-03-05 | 南昌工程学院 | Unmanned aerial vehicle measures equipment of side slope and foundation ditch excavation volume |
| CN112896514A (en) * | 2021-02-05 | 2021-06-04 | 中国人民解放军陆军工程大学 | Three-dimensional smoke screen device based on unmanned aerial vehicle platform |
| CN112896514B (en) * | 2021-02-05 | 2023-09-08 | 中国人民解放军陆军工程大学 | Three-dimensional smoke curtain device based on unmanned aerial vehicle platform |
| CN113928560A (en) * | 2021-10-21 | 2022-01-14 | 中煤航测遥感集团有限公司 | Unmanned aerial vehicle platform for aerial photogrammetry and photography method |
| CN113928560B (en) * | 2021-10-21 | 2024-02-27 | 中煤航测遥感集团有限公司 | Unmanned aerial vehicle platform for aerial photogrammetry and shooting method |
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Address after: 463000 Building 1, guiyueyuan, south of Wenhua Road, Zhumadian City, Henan Province Patentee after: Juxin Information Engineering Co.,Ltd. Address before: 463000 Building 1, guiyueyuan, south of Wenhua Road, Zhumadian City, Henan Province Patentee before: Henan Juxin survey planning and Design Co.,Ltd. |