CN215043682U

CN215043682U - Aviation mapping unmanned aerial vehicle windproof mechanism

Info

Publication number: CN215043682U
Application number: CN202021131242.1U
Authority: CN
Inventors: 梁宪祺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-12-07
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a windproof mechanism for an aerial surveying and mapping unmanned aerial vehicle, belonging to the technical field of aerial remote sensing surveying and mapping equipment; a windproof mechanism for an aerial surveying and mapping unmanned aerial vehicle comprises an unmanned aerial vehicle surveying and mapping main body, supporting arms and rotor wings, wherein the supporting arms are equidistantly installed on the outer edge of the unmanned aerial vehicle surveying and mapping main body; the utility model discloses, when reducing the unmanned aerial vehicle load, realize having improved the collection performance to the collection function of the wind-force of all directions, convert wind-force into the holding power to unmanned aerial vehicle simultaneously, reduced the windage, improved the utilization ratio to the wind energy.

Description

Aviation mapping unmanned aerial vehicle windproof mechanism

Technical Field

The utility model relates to an aviation remote sensing mapping equipment technical field especially relates to an aviation mapping unmanned aerial vehicle prevent wind mechanism.

Background

The aerial remote sensing is also called airborne remote sensing, which is a remote sensing technology that various airplanes, airships, balloons and the like are used as sensor delivery vehicles to carry out in the air, and is a multifunctional comprehensive detection technology developed by aerial photography reconnaissance.

And along with unmanned aerial vehicle's development, unmanned aerial vehicle is more and more popularized as the dominant force instrument of aviation remote sensing survey and drawing, but because unmanned aerial vehicle's duration is limited, through reducing high altitude windage, the maximize utilize the duration that wind energy improves unmanned aerial vehicle to be present primary means, and current unmanned aerial vehicle's ability of preventing wind is weak, wind energy utilization efficiency is low, can't satisfy the demand when in-service use, so need to develop an aviation remote sensing survey and drawing unmanned aerial vehicle mechanism of preventing wind to solve the problem among the prior art urgently.

Chinese patent with patent application number 201820809851.4 discloses "an aviation remote sensing survey and drawing unmanned aerial vehicle mechanism of preventing wind, first installation axle is installed at the center of second installation axle, and central symmetrical arrangement for second installation axle, install the guide plate on the first installation axle, the guide plate is equipped with the guiding gutter with the linking department of first installation axle, be equipped with air inlet cavity way in the first installation axle, air inlet cavity way and guiding gutter intercommunication, be equipped with exhaust main cavity way in the second installation axle, the epaxial deep bead that installs of second installation, the deep bead forms exhaust branch cavity way with the second installation axle, exhaust branch cavity way and exhaust main cavity way intercommunication, exhaust main cavity way and air inlet cavity way intercommunication, install a plurality of disappointing mouths on the deep bead, disappointing mouth and exhaust branch cavity way intercommunication, be equipped with a plurality of stiff ends on the second installation axle. The utility model discloses can effectively reduce unmanned aerial vehicle's windage, unmanned aerial vehicle's the design of preventing wind has been realized, and effectively utilized the wind energy, unmanned aerial vehicle's energy consumption has been reduced, still there is the defect, the windage that unmanned aerial vehicle received when flying is folk prescription to the windage, the direction that the guide plate that the symmetry set up and the deep bead cover in this scheme is comprehensive inadequately, and the utilization efficiency is low, unmanned aerial vehicle's weight has been improved, unmanned aerial vehicle's load has been increased, the energy consumption has been increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the prior art, and the mechanism of preventing wind of an aviation survey and drawing unmanned aerial vehicle that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a windproof mechanism of an aerial surveying and mapping unmanned aerial vehicle comprises an unmanned aerial vehicle surveying and mapping main body, a supporting arm and a rotor wing, wherein the supporting arm is equidistantly arranged at the outer edge of the unmanned aerial vehicle surveying and mapping main body, the rotor wing is arranged at one end of the supporting arm far away from the unmanned aerial vehicle surveying and mapping main body, the top of the supporting arm is fixedly connected with a limiting ring, an arc-shaped sliding part is slidably connected onto the limiting ring, one side of the arc-shaped sliding part far away from the limiting ring is fixedly connected with a guide plate, the center of the unmanned aerial vehicle surveying and mapping main body is provided with a slot, the slot is rotatably connected with a guide pipe, both ends of the guide pipe penetrate through the slot, the top of the guide pipe is fixedly connected with an air collecting part matched with the guide plate, the air collecting part is provided with a guide groove communicated with the guide pipe, the air deflector is fixedly connected with the connecting part of the air collecting part and the guide pipe, and the air inlet direction of the air collecting part is the same as the air inlet direction of the air collecting part, and a damping component is connected between the air collecting piece and the guide plate.

Preferably, damper mainly comprises piston rod, first piston, second piston and damping spring, the piston rod rigid coupling is between guide plate and collection wind spare, first piston overlaps respectively at the both ends of piston rod with the second piston, the damping spring rigid coupling is between first piston and second piston, and overlaps on the pole wall of piston rod.

Preferably, the guide pipe is rotatably connected with the slot through a bearing arranged at the slot opening of the slot.

Preferably, the wind-collecting piece is of a fan-shaped structure, and the central angle of the fan shape is 45-60 degrees.

Preferably, the upper surface of the wind collecting piece is of an arc structure.

Preferably, the bottom end of the draft tube is connected with an air diffuser.

Preferably, the bottom of unmanned aerial vehicle survey and drawing main part is connected with the landing leg.

Compared with the prior art, the utility model provides an aviation mapping unmanned aerial vehicle prevent wind mechanism possesses following beneficial effect:

1. this mechanism is prevent wind to aviation survey and drawing unmanned aerial vehicle through the collection wind piece that rotates the setting, when reducing the load, realizes the collection function to the wind-force of all directions, improves the collection performance.

2. This mechanism is prevent wind to aviation survey and drawing unmanned aerial vehicle through with wind-force direction honeycomb duct, realizes the support function to unmanned aerial vehicle survey and drawing main part.

3. This mechanism is prevent wind to aviation survey and drawing unmanned aerial vehicle realizes the stable supporting function to the guide plate through damper, improves the steady measurement stability of unmanned aerial vehicle survey and drawing main part.

Drawings

Fig. 1 is one of the schematic structural diagrams of the wind-proof mechanism of the aerial surveying and mapping unmanned aerial vehicle according to the present invention;

fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 of the wind prevention mechanism of the aerial surveying and mapping unmanned aerial vehicle according to the present invention;

fig. 3 is the utility model provides a second structural schematic diagram of mechanism is prevent wind to aviation mapping unmanned aerial vehicle.

In the figure: 1. unmanned aerial vehicle surveys the main part; 2. a support arm; 3. a rotor; 4. a limiting ring; 5. An arc-shaped sliding member; 6. a baffle; 7. a flow guide pipe; 8. a wind collecting member; 9. a diversion trench; 10. An air deflector; 11. a piston rod; 12. a first piston; 13. a second piston; 14. a damping spring; 15. an air diffuser cover; 16. and (7) supporting legs.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, an aviation mapping unmanned aerial vehicle windproof mechanism comprises an unmanned aerial vehicle mapping main body 1, a support arm 2 and a rotor wing 3, wherein the support arm 2 is equidistantly installed at the outer edge of the unmanned aerial vehicle mapping main body 1, the rotor wing 3 is installed at one end of the support arm 2 away from the unmanned aerial vehicle mapping main body 1, the top of the support arm 2 is fixedly connected with a limit ring 4, the limit ring 4 is slidably connected with an arc-shaped sliding part 5, one side of the arc-shaped sliding part 5 away from the limit ring 4 is fixedly connected with a guide plate 6, the center of the unmanned aerial vehicle mapping main body 1 is provided with a slot, the slot is rotatably connected with a guide pipe 7, both ends of the guide pipe 7 penetrate through the slot, the top of the guide pipe 7 is fixedly connected with an air collecting part 8 matched with the guide plate 6, the air collecting part 8 is provided with a guide groove 9 communicated with the guide pipe 7, and the joint of the air collecting part 8 and the guide plate 7 are fixedly connected with an air deflector 10 in the same straight line with the air collecting part 8, and the direction of the air deflector 10 is the same as the air inlet direction of the air collecting piece 8, and a damping component is connected between the air collecting piece 8 and the guide plate 6, in the embodiment, the limiting ring 4 is a hollow mechanism, the air collecting piece 8 is rotatably arranged, so that the load is reduced, the function of collecting wind power in all directions is realized, the collection performance is improved, the wind resistance is reduced by utilizing wind energy, and the utilization rate of the wind energy is improved.

The damping assembly mainly comprises a piston rod 11, a first piston 12, a second piston 13 and a damping spring 14, wherein the piston rod 11 is fixedly connected between the guide plate 6 and the wind collecting piece 8, the first piston 12 and the second piston 13 are respectively sleeved at two ends of the piston rod 11, and the damping spring 14 is fixedly connected between the first piston 12 and the second piston 13 and sleeved on the rod wall of the piston rod 11.

The guide pipe 7 is rotatably connected with the slot through a bearing arranged at the slot opening of the slot.

The wind collecting piece 8 is of a fan-shaped structure, the central angle of the fan shape is 45 degrees, and the wind collecting performance is kept.

The upper surface of the wind collecting piece 8 is of an arc-shaped structure, so that the surface wind resistance is reduced.

The bottom end of the draft tube 7 is connected with an air diffuser cover 15.

The bottom of unmanned aerial vehicle survey and drawing main part 1 is connected with landing leg 16.

In-process at unmanned aerial vehicle survey and drawing, wind-force blows 9 notches of blast deflector 10 drive wind-collecting 8 to the arrival of wind, realize the collection function to the wind-force of all directions, improve the collection performance, unmanned aerial vehicle mapping device's whole weight has been reduced, the wind-force of collection passes through blast deflector 9 direction honeycomb duct 7, get rid of through air diffuser 15 at last, can convert wind-force into the power that supports unmanned aerial vehicle, effectively utilized the wind energy, cooperation through damping spring 14 between first piston 12 and the second piston 13, the realization is to the absorption of guide plate 6 vibration, the stability of this mechanism of preventing wind has been improved, and then the accuracy of aviation remote sensing survey and drawing data collection has been improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an aviation survey and drawing unmanned aerial vehicle prevent wind mechanism, includes unmanned aerial vehicle survey and drawing main part (1), support arm (2) and rotor (3), the outer fringe at unmanned aerial vehicle survey and drawing main part (1) is installed to support arm (2) equidistance, rotor (3) are installed and are kept away from the one end of unmanned aerial vehicle survey and drawing main part (1) in support arm (2), its characterized in that, the top rigid coupling of support arm (2) has spacing ring (4), sliding connection has arc slider (5) on spacing ring (4), one side rigid coupling that spacing ring (4) were kept away from to arc slider (5) has guide plate (6), the center department of unmanned aerial vehicle survey and drawing main part (1) has seted up the fluting, the fluting internal rotation is connected with honeycomb duct (7), and the fluting is all passed at the both ends of honeycomb duct (7), the top rigid coupling of honeycomb duct (7) has collection wind spare (8) with guide plate (6) matched with, the wind collecting piece (8) is provided with a flow guide groove (9) communicated with the flow guide pipe (7), a wind guide plate (10) which is in the same straight line with the central axis of the wind collecting piece (8) is further fixedly connected to the joint of the wind collecting piece (8) and the flow guide pipe (7), the direction of the wind guide plate (10) is the same as the air inlet direction of the wind collecting piece (8), and a damping component is connected between the wind collecting piece (8) and the flow guide plate (6).

2. The mechanism of preventing wind of aerial survey and drawing unmanned aerial vehicle of claim 1, characterized in that, damper mainly comprises piston rod (11), first piston (12), second piston (13) and damping spring (14), piston rod (11) rigid coupling is between guide plate (6) and collection wind spare (8), first piston (12) and second piston (13) overlap respectively at the both ends of piston rod (11), damping spring (14) rigid coupling is between first piston (12) and second piston (13), and overlaps on the pole wall of piston rod (11).

3. The aerial surveying and mapping unmanned aerial vehicle windproof mechanism according to claim 2, characterized in that the draft tube (7) is rotatably connected with the slot through a bearing arranged at the slot opening of the slot.

4. The mechanism of claim 3, wherein the wind-collecting member (8) is a fan-shaped structure, and the central angle of the fan-shaped structure is 45-60 degrees.

5. The mechanism of claim 4, wherein the upper surface of the wind-collecting piece (8) is of an arc-shaped structure.

6. The aerial surveying and mapping unmanned aerial vehicle windproof mechanism according to any one of claims 1 to 5, characterized in that an air diffuser (15) is connected to the bottom end of the draft tube (7).

7. The mechanism of any one of claims 1-5, characterized in that the bottom of the unmanned aerial vehicle surveying and mapping main body (1) is connected with a support leg (16).