CN215245561U - Scalable protection device of unmanned aerial vehicle - Google Patents

Abstract

The utility model relates to a telescopic protection device for an unmanned aerial vehicle, which comprises an unmanned aerial vehicle main body; the unmanned aerial vehicle is characterized in that a rotor blade is arranged on a cantilever of the unmanned aerial vehicle main body, a bracket is arranged at the lower end of the unmanned aerial vehicle main body, telescopic protection assemblies are arranged at the upper end and the lower end of the unmanned aerial vehicle main body and on the cantilever, and a rotor protection assembly is arranged at the outer end of the cantilever of the unmanned aerial vehicle main body; when unmanned aerial vehicle's horn strikes the foreign object, first spring is compressed, absorb the impact force, when unmanned aerial vehicle's top strikes the foreign object, the protective cover can directly prevent unmanned aerial vehicle direct collision to the foreign object, and make the second spring compressed when striking, absorb the impact force, when unmanned aerial vehicle falling speed is too fast striking ground, the third spring is absorbed the impact force by the compression, when unmanned aerial vehicle receives the striking, flexible protection component can effectually absorb the impact force, avoid the impact force to transmit in the unmanned aerial vehicle main part, lead to the damage of electronic component and sensor in the unmanned aerial vehicle main part.

Description

Scalable protection device of unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field, in particular to scalable protection device of unmanned aerial vehicle.

Background

It rotates through every epaxial motor of unmanned aerial vehicle, drives the rotor to produce the lift thrust, the collective pitch of rotor is fixed, and is not as variable as ordinary helicopter, through the relative speed who changes between the different rotors, can change the size of unipolar propulsive force, thereby control the orbit of aircraft.

Because unmanned aerial vehicle operation needs certain technical level and operation inspection, to those people who study unmanned aerial vehicle flight, because the operation is not skilled, can lead to unmanned aerial vehicle to strike the foreign object unavoidably, and unmanned aerial vehicle descending speed control is improper, lead to unmanned aerial vehicle to strike ground scheduling problem, unmanned aerial vehicle inside generally is provided with the battery, circuit board and integrated various electronic component and the sensor on the circuit board, thereby unmanned aerial vehicle can lead to the damage of unmanned aerial vehicle built-in electronic component and sensor when striking, thereby cause unmanned aerial vehicle to damage, lead to economic loss.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide a scalable protection device of unmanned aerial vehicle.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an unmanned aerial vehicle telescopic protection device comprises an unmanned aerial vehicle main body; be provided with rotor blade on the cantilever of unmanned aerial vehicle main part, the lower extreme of unmanned aerial vehicle main part is provided with the support, all be provided with flexible protection component on both ends and the cantilever about the unmanned aerial vehicle main part, the outside end of unmanned aerial vehicle main part cantilever is provided with rotor protection component.

The utility model has the advantages that:

1. by arranging the telescopic protection component, when the horn of the unmanned aerial vehicle collides with a foreign object, the sliding block can slide in the first sliding groove, so that the first spring is compressed, thereby absorbing impact force, when the top of the unmanned aerial vehicle collides with the foreign object, the protective cover can directly prevent the unmanned aerial vehicle from directly colliding with the foreign object, and the first mounting rod slides in the slot during collision, so that the second spring is compressed, thereby absorbing the impact force, when the unmanned aerial vehicle descends at an excessively high speed and collides with the ground, the second mounting rod can slide in the slot, the third spring is compressed to absorb the impact force, thereby when the unmanned aerial vehicle is impacted by the impact force, the telescopic protection component can effectively absorb the impact force, thereby avoiding the impact force from being transmitted to the unmanned aerial vehicle main body and causing the damage of electronic elements and sensors in the unmanned aerial vehicle main body;

2. through being provided with rotor protection component, when unmanned aerial vehicle received the striking, the rotor guard plate can protect the rotor blade can not collide the foreign object, and frequent striking can lead to the rotor guard plate to damage, through extracting the rubber picture peg from the draw-in groove, change a new rotor protection component can to cost of maintenance has been saved.

Further, flexible protection subassembly includes first spout, slider, slide bar, rotor power component, telescopic link and first spring, first spout has been seted up at the middle part of unmanned aerial vehicle main part cantilever outer end, sliding connection has the slider in the first spout, the outside fixed surface of slider is connected with the slide bar, the other end fixedly connected with rotor power component of slide bar, rotor power component's upper end is provided with the rotor blade, the inside fixedly connected with telescopic link of first spout, the other end and the slider fixed connection of telescopic link, the outside surface cover of telescopic link is equipped with first spring, the both ends of first spring respectively with the inside and the slider fixed connection of first spout.

The beneficial effects of the further scheme are as follows: when unmanned aerial vehicle's horn strikes the foreign object, can make the slider slide in first spout for first spring is compressed, thereby absorbs the impact force, thereby avoids on the impact force transmits the unmanned aerial vehicle main part, leads to the damage of electronic component and sensor in the unmanned aerial vehicle main part.

Further, flexible protection component still includes slot, first installation pole, first fixture block, second spout, screw thread post, second spring and protective cover, the slot has been seted up at the middle part of unmanned aerial vehicle main part, the upper end of slot is inserted and is equipped with first installation pole, the first fixture block of outside fixed surface of first installation pole lower extreme, the second spout has been seted up to the inner wall of slot, first fixture block is in the second spout, the upper end fixedly connected with screw thread post of first installation pole, the outside cover of first installation pole is equipped with the second spring, the upper and lower both ends of second spring are connected with the lower surface of screw thread post and the last fixed surface of unmanned aerial vehicle main part respectively, the upper end of first installation pole is provided with the protective cover.

The beneficial effects of the further scheme are as follows: when unmanned aerial vehicle's top strikes the foreign object, the protective cover can directly prevent that unmanned aerial vehicle direct impact from to the foreign object, and slides in the slot first installation pole during the striking for the second spring is compressed, absorbs the impact force, thereby avoids on the impact force transmits the unmanned aerial vehicle main part, leads to the damage of electronic component and sensor in the unmanned aerial vehicle main part.

Further, the protective cover passes through threaded connection with the screw thread post, the screw hole of mutually supporting with the screw thread post is seted up in the middle part of protective cover lower extreme.

The beneficial effects of the further scheme are as follows: frequent impact can cause damage to the protective cover, the protective cover is unscrewed from the threaded column and replaced by a new protective cover, and therefore maintenance cost is saved.

Further, flexible protection subassembly still includes second installation pole, second fixture block and third spring, the lower extreme of slot is inserted and is equipped with second installation pole, the outside fixed surface of second installation pole upper end is connected with the second fixture block, second fixture block is in the second spout, the lower extreme fixedly connected with support of third spring, the outside cover of second installation pole is equipped with the third spring, the upper and lower both ends of third spring are connected with the lower surface of unmanned aerial vehicle main part and the last fixed surface of support respectively.

The beneficial effects of the further scheme are as follows: when unmanned aerial vehicle descending speed strikes ground at the excessive speed, can make the second installation pole slide in the slot, the third spring is absorbed the impact force by the compression to avoid on the impact force transmits the unmanned aerial vehicle main part, lead to the damage of electronic component and sensor in the unmanned aerial vehicle main part.

Further, the rotor protection subassembly sets up the outer end at rotor power component, rotor protection subassembly includes mounting panel and rotor guard plate, rotor power component's outside surface is provided with the mounting panel, the upper end fixedly connected with rotor guard plate of mounting panel, the rotor blade is located the inside of rotor guard plate.

The beneficial effects of the further scheme are as follows: when unmanned aerial vehicle received the striking, the rotor guard plate can protect the rotor blade can not collide the foreign object.

Further, the rotor protection subassembly still includes rubber picture peg and draw-in groove, the middle part fixedly connected with rubber picture peg that the mounting panel is close to rotor power component one side, the middle part of establishing in rotor power component outer end is inserted to the rubber picture peg, the draw-in groove of mutually supporting with the rubber picture peg is seted up at the middle part of rotor power component outer end, rubber picture peg block is in the draw-in groove.

The beneficial effects of the further scheme are as follows: frequent striking may lead to the rotor guard plate to damage, through extracting the rubber picture peg from the draw-in groove, change a new rotor protection subassembly can to cost of maintenance has been saved.

Drawings

Fig. 1 is a schematic perspective view of a retractable protection device of an unmanned aerial vehicle;

FIG. 2 is a schematic front sectional view of the structure of FIG. 1;

fig. 3 is a schematic perspective view of the main body of the unmanned aerial vehicle, the first chute, the slot and the second chute;

fig. 4 is a schematic perspective view of a rotor blade, a slider, a sliding rod, a rotor power assembly, a telescoping rod, a first spring, and a slot;

fig. 5 is a schematic perspective view of the first mounting rod, the first clamping block, the threaded post, the second spring and the protective cover;

FIG. 6 is a schematic perspective view of the bracket, the second mounting rod, the second latch, and the third spring;

FIG. 7 is a perspective view of a mounting plate, rotor fender, and rotor fender.

In the drawings, the components represented by the respective reference numerals are listed below:

1. unmanned aerial vehicle main part, 2, rotor blade, 3, the support, 411, first spout, 412, the slider, 413, the slide bar, 414, rotor power component, 415, the telescopic link, 416, first spring, 417, the slot, 418, first installation pole, 419, first fixture block, 420, the second spout, 421, the screw thread post, 422, the second spring, 423, the protective cover, 424, the second installation pole, 425, the second fixture block, 426, the third spring, 511, the mounting panel, 512, the rotor guard plate, 513, the rubber picture peg, 514, the draw-in groove.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example 1

As shown in fig. 1-6, a telescopic protection device for an unmanned aerial vehicle comprises an unmanned aerial vehicle main body 1; be provided with rotor blade 2 on unmanned aerial vehicle main part 1's the cantilever, unmanned aerial vehicle main part 1's lower extreme is provided with support 3, all is provided with flexible protection component on both ends and the cantilever about unmanned aerial vehicle main part 1, and the outside end of unmanned aerial vehicle main part 1 cantilever is provided with rotor protection component.

Flexible protection component includes first spout 411, slider 412, slide bar 413, rotor power component 414, telescopic link 415 and first spring 416, first spout 411 has been seted up at the middle part of 1 cantilever outer end of unmanned aerial vehicle main part, sliding connection has slider 412 in first spout 411, the outside fixed surface of slider 412 is connected with slide bar 413, the other end fixedly connected with rotor power component 414 of slide bar 413, rotor power component 414's upper end is provided with rotor blade 2, the inside fixedly connected with telescopic link 415 of first spout 411, the other end and the slider 412 fixed connection of telescopic link 415, the outside surface cover of telescopic link 415 is equipped with first spring 416, the both ends of first spring 416 respectively with the inside and the slider 412 fixed connection of first spout 411.

The flexible protection subassembly still includes slot 417, first installation pole 418, first fixture block 419, second spout 420, threaded post 421, second spring 422 and protective cover 423, slot 417 has been seted up at unmanned aerial vehicle main part 1's middle part, slot 417 is inserted to slot 417's upper end and is equipped with first installation pole 418, the outside fixed surface of first installation pole 418 lower extreme is connected with first fixture block 419, second spout 420 has been seted up to slot 417's inner wall, first fixture block 419 block is the block in second spout 420, the upper end fixedly connected with threaded post 421 of first installation pole 418, the outside cover of first installation pole 418 is equipped with second spring 422, the upper and lower both ends of second spring 422 respectively with the lower surface of threaded post 421 and the last fixed surface of unmanned aerial vehicle main part 1 is connected, the upper end of first installation pole 418 is provided with protective cover 423.

The protective cover 423 is connected with the threaded column 421 through a thread, and a threaded hole matched with the threaded column 421 is formed in the middle of the lower end of the protective cover 423.

The flexible protection subassembly still includes second installation pole 424, second fixture block 425 and third spring 426, slot 417's lower extreme is inserted and is equipped with second installation pole 424, the outside fixed surface of second installation pole 424 upper end is connected with second fixture block 425, second fixture block 425 block is in second spout 420, the lower extreme fixedly connected with support 3 of third spring 426, the outside cover of second installation pole 424 is equipped with third spring 426, the upper and lower both ends of third spring 426 respectively with the lower surface of unmanned aerial vehicle main part 1 and the last fixed surface of support 3 be connected.

In this embodiment, rotor power component 414 includes shell and motor, and the motor pole is installed inside the shell, and motor work drives rotor blade 2 and rotates to provide lift for unmanned aerial vehicle.

When unmanned aerial vehicle's horn strikes the foreign object, can make slider 412 slide in first spout 411, make first spring 416 compressed, thereby absorb the impact force, when unmanned aerial vehicle's top strikes the foreign object, protective cover 423 can directly prevent that unmanned aerial vehicle directly collides the foreign object, and first installation pole 418 slides in slot 417 during the striking, make second spring 422 compressed, absorb the impact force, when unmanned aerial vehicle descending speed is too fast striking ground, can make second installation pole 424 slide in slot 417, third spring 426 is absorbed the impact force by the compression, thereby when unmanned aerial vehicle receives the striking, flexible protection component can effectually absorb the impact force, thereby avoid on the impact force transmits unmanned aerial vehicle main part 1, lead to the damage of electronic component and sensor in the unmanned aerial vehicle main part 1.

Example 2

As shown in fig. 1, fig. 2, fig. 3 and fig. 7, a retractable protection device for an unmanned aerial vehicle comprises an unmanned aerial vehicle main body 1; be provided with rotor blade 2 on unmanned aerial vehicle main part 1's the cantilever, unmanned aerial vehicle main part 1's lower extreme is provided with support 3, all is provided with flexible protection component on both ends and the cantilever about unmanned aerial vehicle main part 1, and the outside end of unmanned aerial vehicle main part 1 cantilever is provided with rotor protection component.

The rotor protection subassembly sets up in the outer end of rotor power subassembly 414, and the rotor protection subassembly includes mounting panel 511 and rotor guard plate 512, and the outside surface of rotor power subassembly 414 is provided with mounting panel 511, and mounting panel 511's upper end fixedly connected with rotor guard plate 512, and rotor blade 2 is located the inside of rotor guard plate 512.

Rotor protection subassembly still includes rubber picture peg 513 and draw-in groove 514, and the middle part fixedly connected with rubber picture peg 513 of mounting panel 511 near rotor power component 414 one side, and rubber picture peg 513 is inserted and is established in the middle part of rotor power component 414 outer end, and the draw-in groove 514 of mutually supporting with rubber picture peg 513 is seted up in the middle part of rotor power component 414 outer end, and rubber picture peg 513 block is in draw-in groove 514.

When unmanned aerial vehicle received the striking, rotor guard plate 512 can protect rotor blade 2 can not collide the foreign object, and frequent striking may lead to rotor guard plate 512 to damage, extracts from draw-in groove 514 through with rubber picture peg 513, changes a new rotor protection subassembly can to cost of maintenance has been saved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (7)

1. The telescopic protection device for the unmanned aerial vehicle is characterized by comprising an unmanned aerial vehicle main body (1); be provided with rotor blade (2) on the cantilever of unmanned aerial vehicle main part (1), the lower extreme of unmanned aerial vehicle main part (1) is provided with support (3), all be provided with flexible protection component on both ends and the cantilever about unmanned aerial vehicle main part (1), the outside end of unmanned aerial vehicle main part (1) cantilever is provided with rotor protection component.

2. The telescopic protection device for the unmanned aerial vehicle is characterized in that the telescopic protection component comprises a first sliding groove (411), a sliding block (412), a sliding rod (413), a rotor power component (414), a telescopic rod (415) and a first spring (416), the first sliding groove (411) is formed in the middle of the outer end of a cantilever of the unmanned aerial vehicle main body (1), the sliding block (412) is connected in the first sliding groove (411) in a sliding mode, the sliding rod (413) is fixedly connected to the outer side surface of the sliding block (412), the rotor power component (414) is fixedly connected to the other end of the sliding rod (413), the rotor blade (2) is arranged at the upper end of the rotor power component (414), the telescopic rod (415) is fixedly connected to the inner portion of the first sliding groove (411), and the other end of the telescopic rod (415) is fixedly connected with the sliding block (412), the outer side surface of the telescopic rod (415) is sleeved with a first spring (416), and two ends of the first spring (416) are fixedly connected with the inside of the first sliding groove (411) and the sliding block (412) respectively.

3. The retractable protection device of the unmanned aerial vehicle as claimed in claim 2, wherein the retractable protection assembly further comprises a slot (417), a first mounting rod (418), a first block (419), a second sliding slot (420), a threaded post (421), a second spring (422) and a protective cover (423), the slot (417) is formed in the middle of the unmanned aerial vehicle body (1), the first mounting rod (418) is inserted into the upper end of the slot (417), the first block (419) is fixedly connected to the outer side surface of the lower end of the first mounting rod (418), the second sliding slot (420) is formed in the inner wall of the slot (417), the first block (419) is clamped in the second sliding slot (420), the threaded post (421) is fixedly connected to the upper end of the first mounting rod (418), and the second spring (422) is sleeved on the outer side of the first mounting rod (418), the upper and lower both ends of second spring (422) are connected with the lower surface of screw thread post (421) and the last fixed surface of unmanned aerial vehicle main part (1) respectively, the upper end of first installation pole (418) is provided with protective cover (423).

4. The retractable protection device for unmanned aerial vehicle of claim 3, wherein the protective cover (423) is connected to the threaded post (421) by a screw, and a threaded hole is formed in the middle of the lower end of the protective cover (423) for cooperating with the threaded post (421).

5. The retractable protection device for the unmanned aerial vehicle as claimed in claim 3, wherein the retractable protection assembly further comprises a second mounting rod (424), a second clamping block (425) and a third spring (426), the second mounting rod (424) is inserted into the lower end of the insertion slot (417), the second clamping block (425) is fixedly connected to the outer side surface of the upper end of the second mounting rod (424), the second clamping block (425) is clamped in the second sliding slot (420), the bracket (3) is fixedly connected to the lower end of the third spring (426), the third spring (426) is sleeved on the outer side surface of the second mounting rod (424), and the upper end and the lower end of the third spring (426) are fixedly connected to the lower surface of the unmanned aerial vehicle body (1) and the upper surface of the bracket (3) respectively.

6. The retractable protection device for unmanned aerial vehicles according to claim 2, wherein the rotor protection assembly is disposed at an outer end of the rotor power assembly (414), the rotor protection assembly comprises a mounting plate (511) and a rotor protection plate (512), the mounting plate (511) is disposed on an outer side surface of the rotor power assembly (414), the rotor protection plate (512) is fixedly connected to an upper end of the mounting plate (511), and the rotor blades (2) are located inside the rotor protection plate (512).

7. The scalable protection device of unmanned aerial vehicle of claim 6, characterized in that, rotor protection subassembly still includes rubber picture peg (513) and draw-in groove (514), middle part fixedly connected with rubber picture peg (513) that mounting panel (511) are close to rotor power component (414) one side, rubber picture peg (513) are inserted and are established in the middle part of rotor power component (414) outer end, draw-in groove (514) of mutually supporting with rubber picture peg (513) are seted up at the middle part of rotor power component (414) outer end, rubber picture peg (513) block is in draw-in groove (514).

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