CN112429237A - Rocker unmanned aerial vehicle with ice and snow monitoring devices - Google Patents
Rocker unmanned aerial vehicle with ice and snow monitoring devices Download PDFInfo
- Publication number
- CN112429237A CN112429237A CN202011463632.3A CN202011463632A CN112429237A CN 112429237 A CN112429237 A CN 112429237A CN 202011463632 A CN202011463632 A CN 202011463632A CN 112429237 A CN112429237 A CN 112429237A
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- Prior art keywords
- unmanned aerial
- aerial vehicle
- rocker
- vehicle body
- ice
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 15
- 238000012544 monitoring process Methods 0.000 claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 230000035939 shock Effects 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 238000005485 electric heating Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000003381 stabilizer Substances 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/58—Arrangements or adaptations of shock-absorbers or springs
- B64C25/62—Spring shock-absorbers; Springs
- B64C25/64—Spring shock-absorbers; Springs using rubber or like elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a rocker unmanned aerial vehicle with an ice and snow monitoring device, which relates to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle body and a rocker monitoring mechanism, wherein a flight wing is arranged on the unmanned aerial vehicle body, and a support leg is hinged to the bottom of the unmanned aerial vehicle body; the rocker monitoring mechanism comprises a mounting frame and a rocker monitoring system, a fixed plate is installed at the top of the mounting frame, a placing table is arranged at the top of the fixed plate in a sliding mode, a cavity is formed in the placing table, a heating wire is installed in the cavity, the bottom of the placing table is hinged to two connecting rods, a transverse rod is installed on the inner side wall of the fixed plate, a sliding block is connected to the transverse rod in a sliding mode, a spring is fixedly connected between the sliding block and the inner side wall of the fixed plate, a switch is. The invention solves the problems that when the unmanned aerial vehicle is applied to ice and snow monitoring, snow is easily produced on a rocker monitoring system in a severe environment, and the unmanned aerial vehicle body and the rocker monitoring system are damaged due to untimely cleaning.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicles, in particular to a rocker unmanned aerial vehicle with an ice and snow monitoring device.
Background
The unmanned aerial vehicle remote sensing is an application technology which can automatically, intelligently and specially and quickly acquire space remote sensing information such as national resources, natural environments, earthquake disaster areas and the like and complete remote sensing data processing, modeling and application analysis by utilizing an advanced unmanned aerial vehicle technology, a remote sensing sensor technology, a remote sensing remote control technology, a communication technology, a GPS differential positioning technology and a remote sensing application technology.
The unmanned aerial vehicle remote sensing system has the advantages of mobility, rapidness, economy and the like, and is developed to the actual application stage from research and development step by step, so that the unmanned aerial vehicle remote sensing system becomes one of the main aviation remote sensing technologies in the future. Be applied to ice and snow monitoring at unmanned aerial vehicle rocker system, because the environment of ice and snow monitoring is comparatively abominable, rocker monitoring system on the unmanned aerial vehicle produces snow very easily, and these accumulations of untimely clearance can increase unmanned aerial vehicle's weight, cause unmanned aerial vehicle's damage easily to can exert an influence to the monitoring, be unfavorable for controlling of unmanned aerial vehicle.
Disclosure of Invention
The invention aims to provide a rocker unmanned aerial vehicle with an ice and snow monitoring device, and aims to solve the problems that in the prior art, when the unmanned aerial vehicle is applied to ice and snow monitoring, snow is easily accumulated on a rocker monitoring system in a severe environment, and the unmanned aerial vehicle body and the rocker monitoring system are damaged due to untimely cleaning.
In order to achieve the purpose, the invention provides the following technical scheme: a rocker unmanned aerial vehicle with an ice and snow monitoring device comprises an unmanned aerial vehicle body and a rocker monitoring mechanism, wherein four flight wings which are uniformly distributed circumferentially are arranged on the unmanned aerial vehicle body, rotating wings are arranged on the four flight wings, and four support legs which are uniformly distributed circumferentially are hinged to the bottom of the unmanned aerial vehicle body; the rocker monitoring mechanism comprises a mounting frame and a rocker monitoring system, the mounting frame is detachably mounted at the top of the unmanned aerial vehicle body, a fixed plate is mounted at the top of the mounting frame, the fixed plate is of a hollow structure, a placing table penetrates through the top of the fixed plate in a sliding manner, the rocker monitoring system is mounted at the top of the placing table, a cavity is formed in the placing table, heating wires are fixedly mounted in the cavity, two connecting rods are hinged to the bottom of the placing table, transverse rods are fixedly mounted on the left side wall and the right side wall in the fixed plate respectively, sliding blocks are connected onto the transverse rods in a sliding manner, springs are fixedly connected between the sliding blocks and the inner side wall of the fixed plate, the springs are sleeved on the outer surfaces of the transverse rods, the bottom ends of the connecting rods, the vertical rod is fixedly arranged at the bottom of the placing table and is located right above the switch.
The technical principle of the scheme is as follows: the rotary wings on the flying wings rotate to drive the unmanned aerial vehicle to monitor the ice and snow environment in the air. When placing platform and rocker monitoring system and go up production snow, place the whole weight increase on the platform, place the platform and just down slide along the fixed plate axis, place the slider that platform bottom articulated connecting rod promoted on the horizontal pole and move toward fixed plate inside wall direction, the spring compression.
The montant of placing the platform bottom is along with placing the platform and triggering the switch down, and the on-off control heating wire is opened, and the heating wire heating is in time melted ice and snow and is cleared up, avoids unmanned aerial vehicle to take place to damage, influences the monitoring effect.
Preferably, the mounting bracket includes four circumference evenly distributed's bracing piece, is located two in same horizontal plane around the bracing piece the bottom fixedly connected with joint plate of bracing piece, the spacing card strip of joint plate bottom fixedly connected with, unmanned aerial vehicle body top fixed mounting has the connecting plate, the spread groove has been seted up at the connecting plate top, the lug that fixedly connected with extends along spread groove length direction on the two medial surfaces of spread groove.
Preferably, a supporting rod is fixedly connected to the flight wing, a first threaded hole is formed in the supporting rod, a second threaded hole is formed in the supporting rod, and a bolt is connected between the first threaded hole and the second threaded hole.
Preferably, a plurality of air holes are formed in the top of the placing table, and a plurality of waterproof breathable films are fixedly mounted in the air holes.
Preferably, an electric telescopic rod is hinged between the two support legs which are positioned on the left and right in the same horizontal plane, and the switch is electrically connected with the electric heating wire.
Preferably, fixed mounting has the pilot lamp on the lateral wall of unmanned aerial vehicle body, the bottom fixed mounting of unmanned aerial vehicle body has the camera.
Preferably, the bottom of the support leg is fixedly provided with a shock absorption cushion pad, and the shock absorption cushion pad is a rubber shock absorption cushion.
Compared with the prior art, the invention has the beneficial effects that:
1. the unmanned aerial vehicle body is simple in structure and ingenious in design, and by arranging the connecting rod, the transverse rod, the sliding block, the spring and other structures, when the weight of the placing table changes and slides downwards, the connecting rod can slowly push the sliding block to slide on the transverse rod towards the inner wall direction of the fixing plate, so that the effect of buffering and damping is achieved, and the unmanned aerial vehicle body is prevented from being damaged due to too high falling speed and large impulse of the placing table.
2. Ingenious switch setting with control heating wire is under the montant, and when placing the weight increase on the platform, the montant just down moves along with placing the platform together, when placing the snow on the platform too much, montant down slip trigger switch, the heating wire starts to produce the hot gas flow and melts the clearance to placing the snow on the platform, has guaranteed rocker monitored control system's normal work.
3. Through the cooperation between spacing card strip on the joint plate and the spread groove on the connecting plate be connected, realized the high-speed joint between mounting bracket and the unmanned aerial vehicle body, simultaneously through setting up the lug for be connected more firmly stable between joint plate and the connecting plate.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of the overall structure of a rocker unmanned aerial vehicle with an ice and snow monitoring device according to the invention;
FIG. 2 is a schematic view showing the construction of a coupling plate and a connecting plate according to the present invention;
FIG. 3 is a schematic view of a placement table of the present invention;
fig. 4 is a perspective view of the electric telescopic rod of the present invention.
In the figure: the device comprises a flying wing 1, a rotary wing 2, support legs 3, a rubber shock pad 4, an electric telescopic rod 5, an indicator light 6, a camera 7, a support rod 8, a combination plate 9, a limiting clamping strip 10, a connection plate 11, a convex block 12, a support rod 13, a fixing plate 14, a placing table 15, a cross rod 16, a connecting rod 17, a sliding block 18, a vertical rod 19 and a rocker monitoring system 20.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: the utility model provides a rocker unmanned aerial vehicle with ice and snow monitoring devices, includes unmanned aerial vehicle body and rocker monitoring mechanism, is equipped with four circumference evenly distributed's flight wing 1 on the unmanned aerial vehicle body, all installs rotor wing 2 on four flight wings 1, and unmanned aerial vehicle body bottom articulates there is four circumference evenly distributed's stabilizer blade 3, controls to be located articulated between two stabilizer blades 3 in the coplanar to have electric telescopic handle 5, and sole portion fixed mounting has shock attenuation blotter, and shock attenuation blotter is rubber shock pad 4. Fixed mounting has pilot lamp 6 on the lateral wall of unmanned aerial vehicle body, and the bottom fixed mounting of unmanned aerial vehicle body has camera 7, and pilot lamp 6 can show unmanned aerial vehicle's concrete position constantly, and the staff of being convenient for is to unmanned aerial vehicle's control. Electric telescopic handle 5 changes the angle size between stabilizer blade 3 and the unmanned aerial vehicle body, and then realizes that unmanned aerial vehicle stabilizer blade 3 can adjust out the best descending angle to the geographical environment of difference, has guaranteed unmanned aerial vehicle safety descending, utilizes rubber shock pad 4 to play absorbing effect to unmanned aerial vehicle's descending simultaneously.
Rocker monitoring mechanism includes mounting bracket and rocker monitoring system 20, and the mounting bracket includes four circumference evenly distributed's bracing piece 8, and the bottom fixedly connected with joint plate 9 of two bracing pieces 8 that lie in same horizontal plane around, the spacing card strip 10 of joint plate 9 bottom fixedly connected with, unmanned aerial vehicle body top fixed mounting has connecting plate 11, and the spread groove has been seted up at connecting plate 11 top, and fixedly connected with follows the lug 12 that spread groove length direction extends on the two medial surfaces of spread groove. The cooperation is connected between spacing card strip 10 on the joint plate 9 and the spread groove on the connecting plate 11, has realized the high-speed joint between mounting bracket and the unmanned aerial vehicle body, sets up lug 12 for be connected firm more stable between joint plate 9 and the connecting plate 11. Fixedly connected with branch 13 on the flight wing 1 has seted up first screw hole on the bracing piece 8, has seted up the second screw hole on the branch 13, is connected with the bolt between first screw hole and the second screw hole, and bolt and branch 13 make the mount connect more firmly on the unmanned aerial vehicle body.
Fixed plate 14 is installed at the mounting bracket top, and fixed plate 14 is hollow structure, and fixed plate 14 top slides to run through has places platform 15, places platform 15 top and has seted up a plurality of gas pockets, and equal fixed mounting has waterproof ventilated membrane in a plurality of gas pockets, and rocker monitoring system 20 installs and places platform 15 top position. Place and be equipped with the cavity in the platform 15, fixed mounting has the heating wire in the cavity, it has two connecting rods 17 to place 15 bottom hinges, equal fixed mounting has horizontal pole 16 on the wall of the left and right sides in the fixed plate 14, sliding connection has slider 18 on horizontal pole 16, fixedly connected with spring between slider 18 and the 14 inside walls of fixed plate, the spring cup joints at horizontal pole 16 surface, connecting rod 17 bottom articulates on slider 18, the switch is installed to the position that is located two connecting rods 17 middles in the fixed plate 14 bottom, the electricity is connected between switch and the heating wire, opening of on-off control heating wire, place 15 bottom fixed mounting of platform has montant 19, montant 19 is located.
The specific implementation mode is as follows: when using rocker unmanned aerial vehicle to carry out ice and snow control, at first install rocker monitoring system 20 on placing platform 15, then carry out the slip block with spacing card strip 10 on 8 bottom combination plates 9 of bracing piece and connect along the spread groove on the connecting plate 11, lug 12 on the two medial surfaces of spread groove carries out spacing fixed to spacing card strip 10 in the spread groove, and branch 13 makes the effect of mounting bracket fixing on the unmanned aerial vehicle body reach the best simultaneously. After the installation and fixation are finished, the rotary wings 2 on the flying wings 1 rotate to drive the unmanned aerial vehicle to fly in the air, so that the monitoring work is carried out.
Because the abominable of environment, when leading to placing and producing snow on platform 15 and the rocker monitoring system 20, place the whole weight increase on the platform 15, place platform 15 and just down slide along 14 axis of fixed plate, place slider 18 that platform 15 bottom articulated connecting rod 17 promoted on the horizontal pole 16 and remove toward 14 inside wall directions of fixed plate, the spring compression, connecting rod 17 just plays the effect of buffering to placing platform 15, avoid placing the too big and harm to unmanned aerial vehicle of impulse that platform 15 whereabouts produced.
When placing the weight on the platform 15 when too big, place the montant 19 of platform 15 bottom and trigger the switch down along with placing platform 15, the on-off control heating wire is opened, and the heating wire produces hot air current and blows to placing platform 15 and rocker monitoring system 20 through the gas pocket, and the timely clearance of melting ice and snow avoids unmanned aerial vehicle body and rocker monitoring system 20 to take place to damage, influences the monitoring effect. After rocker unmanned aerial vehicle monitoring was accomplished, the staff adjusted electric telescopic handle 5's flexible length according to specific geographical environment, and then made unmanned aerial vehicle body's stabilizer blade 3 descend with the best angle, had guaranteed the security of unmanned aerial vehicle body.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a rocker unmanned aerial vehicle with ice and snow monitoring devices, includes unmanned aerial vehicle body and rocker monitoring mechanism, its characterized in that: the unmanned aerial vehicle comprises an unmanned aerial vehicle body and is characterized in that four flying wings (1) which are uniformly distributed on the circumference are arranged on the unmanned aerial vehicle body, rotating wings (2) are arranged on the four flying wings (1), and four supporting feet (3) which are uniformly distributed on the circumference are hinged to the bottom of the unmanned aerial vehicle body; the rocker monitoring mechanism comprises a mounting frame and a rocker monitoring system (20), the mounting frame is detachably mounted at the top of the unmanned aerial vehicle body, a fixing plate (14) is mounted at the top of the mounting frame, the fixing plate (14) is of a hollow structure, a placing table (15) penetrates through the top of the fixing plate (14) in a sliding manner, the rocker monitoring system (20) is mounted at the top of the placing table (15), a cavity is formed in the placing table (15), heating wires are fixedly mounted in the cavity, two connecting rods (17) are hinged to the bottom of the placing table (15), transverse rods (16) are fixedly mounted on the left side wall and the right side wall in the fixing plate (14), sliding blocks (18) are connected to the transverse rods (16) in a sliding manner, springs are fixedly connected between the inner side walls of the sliding blocks (18) and the fixing plate (14, the bottom end of the connecting rod (17) is hinged to the sliding block (18), the switch is installed at the position, located in the middle of the two connecting rods (17), of the bottom of the fixing plate (14), the switch controls the electric heating wire to be opened, the bottom of the placing table (15) is fixedly provided with a vertical rod (19), and the vertical rod (19) is located right above the switch.
2. The unmanned aerial vehicle with ice and snow monitoring device of claim 1, wherein: the mounting bracket includes four circumference evenly distributed's bracing piece (8), is located two in same horizontal plane around the bracing piece (8) the bottom fixedly connected with tie plate (9), the spacing card strip (10) of tie plate (9) bottom fixedly connected with, unmanned aerial vehicle body top fixed mounting has connecting plate (11), the spread groove has been seted up at connecting plate (11) top, lug (12) that fixedly connected with extends along spread groove length direction on the two medial surfaces of spread groove.
3. The unmanned aerial vehicle with ice and snow monitoring device of claim 2, wherein: the flight wing is characterized in that a supporting rod (13) is fixedly connected to the flight wing (1), a first threaded hole is formed in the supporting rod (8), a second threaded hole is formed in the supporting rod (13), and a bolt is connected between the first threaded hole and the second threaded hole.
4. The unmanned aerial vehicle with ice and snow monitoring device of claim 1, wherein: a plurality of air holes are formed in the top of the placing table (15), and a plurality of waterproof breathable films are fixedly mounted in the air holes.
5. The unmanned aerial vehicle with ice and snow monitoring device of claim 1, wherein: an electric telescopic rod (5) is hinged between the two support legs (3) which are positioned on the left and right in the same horizontal plane, and the switch is electrically connected with the electric heating wire.
6. The unmanned aerial vehicle with ice and snow monitoring device of claim 1, wherein: fixed mounting has pilot lamp (6) on the lateral wall of unmanned aerial vehicle body, the bottom fixed mounting of unmanned aerial vehicle body has camera (7).
7. The unmanned aerial vehicle with ice and snow monitoring device of claim 1, wherein: the shock absorption cushion is fixedly installed at the bottom of the support leg (3) and is a rubber shock absorption cushion (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011463632.3A CN112429237A (en) | 2020-12-14 | 2020-12-14 | Rocker unmanned aerial vehicle with ice and snow monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011463632.3A CN112429237A (en) | 2020-12-14 | 2020-12-14 | Rocker unmanned aerial vehicle with ice and snow monitoring devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112429237A true CN112429237A (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011463632.3A Pending CN112429237A (en) | 2020-12-14 | 2020-12-14 | Rocker unmanned aerial vehicle with ice and snow monitoring devices |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206087271U (en) * | 2016-10-12 | 2017-04-12 | 中交遥感载荷（北京）科技有限公司 | Aircraft undercarriage convenient to adjust |
| CN209541874U (en) * | 2019-02-26 | 2019-10-25 | 海南电网有限责任公司电力科学研究院 | A kind of transmission line of electricity hidden danger monitoring device |
| CN111634418A (en) * | 2020-06-12 | 2020-09-08 | 嘉兴勤慎智能技术有限公司 | Ice and snow monitoring lifting device of remote sensing unmanned aerial vehicle |
| CN211630418U (en) * | 2019-12-30 | 2020-10-02 | 国网河南省电力公司中牟县供电公司 | Snow removing device for outdoor power transformation box |
| CN211685599U (en) * | 2020-03-07 | 2020-10-16 | 南京姆森自动化技术有限公司 | Unmanned aerial vehicle support damping device for aerial survey remote sensing |
-
2020
- 2020-12-14 CN CN202011463632.3A patent/CN112429237A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206087271U (en) * | 2016-10-12 | 2017-04-12 | 中交遥感载荷（北京）科技有限公司 | Aircraft undercarriage convenient to adjust |
| CN209541874U (en) * | 2019-02-26 | 2019-10-25 | 海南电网有限责任公司电力科学研究院 | A kind of transmission line of electricity hidden danger monitoring device |
| CN211630418U (en) * | 2019-12-30 | 2020-10-02 | 国网河南省电力公司中牟县供电公司 | Snow removing device for outdoor power transformation box |
| CN211685599U (en) * | 2020-03-07 | 2020-10-16 | 南京姆森自动化技术有限公司 | Unmanned aerial vehicle support damping device for aerial survey remote sensing |
| CN111634418A (en) * | 2020-06-12 | 2020-09-08 | 嘉兴勤慎智能技术有限公司 | Ice and snow monitoring lifting device of remote sensing unmanned aerial vehicle |
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