CN221438414U - Unmanned aerial vehicle with buffer stop - Google Patents

Abstract

The utility model discloses an unmanned aerial vehicle with an anti-collision device, which comprises a machine body, wherein a control board is arranged in the machine body, a laser ranging sensor is arranged above the control board, a battery is arranged below the control board, four rotor arms distributed in a cross shape are fixedly connected to the machine body, a rotating motor is arranged above the end part of each rotor arm, the output end of each rotating motor is connected with a rotating shaft, a rotor is connected to the rotating shaft, an anti-collision mechanism is arranged at the end part of each rotor arm, a camera mounting seat is arranged below the machine body, a support frame is arranged below the machine body, the two ends of the bottom of the support frame are arc-shaped, and a first protective net is arranged on the support frame. The unmanned aerial vehicle anti-collision device adopting the structure can prevent sundries around from damaging the rotor wing or winding the rotor wing, and the anti-collision mechanism improves the buffering and damping effects.

Description

Unmanned aerial vehicle with buffer stop

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle with a collision avoidance device.

Background

The drone is an unmanned aircraft that is maneuvered using a radio remote control device and a self-contained programming device, or is operated entirely or intermittently autonomously by an onboard computer. Unmanned aerial vehicle all has the application in fields such as take photo by plane, agriculture, plant protection, miniature selfie, express delivery transportation, disaster relief, observe wild animal, monitor infectious disease, survey and drawing, news report, electric power inspection, film and television shooting.

However, the existing unmanned aerial vehicle still has some defects, and the unmanned aerial vehicle is likely to be seriously damaged or even scrapped due to the too high speed in the flying or landing process, so that economic loss is caused, so that the design of the unmanned aerial vehicle anti-collision device is necessary, but the anti-collision performance effect of some existing unmanned aerial vehicle anti-collision devices is not good enough. For example, chinese patent grant publication No. CN111792049B discloses an unmanned aerial vehicle buffer stop and unmanned aerial vehicle, can prevent through the setting of anticollision net that the rotor outside from being bumped, but can not prevent debris of top from causing the damage to the rotor.

Disclosure of utility model

The utility model aims to provide an unmanned aerial vehicle with an anti-collision device, which can prevent sundries around from damaging a rotor wing or winding the rotor wing, and the anti-collision mechanism is arranged, so that the buffering and damping effects are improved.

In order to achieve the above purpose, the utility model provides an unmanned aerial vehicle with an anti-collision device, which comprises a body, wherein a control board is arranged in the body, a laser ranging sensor is arranged above the control board, a battery is arranged below the control board, four rotor arms distributed in a cross shape are fixedly connected to the body, a rotating motor is arranged above the end parts of the rotor arms, the output end of the rotating motor is connected with a rotating shaft, a rotor is connected to the rotating shaft, an anti-collision mechanism is arranged at one end of each rotor arm, a camera mounting seat is arranged below the body, a support frame is arranged below the body, two ends of the bottom of the support frame are arc-shaped, and a protection net I is arranged on the support frame.

Preferably, the control board is electrically connected with the battery, and the control board is electrically connected with the laser ranging sensor.

Preferably, the rotating motors are all connected with an electronic speed regulator, and the other ends of the electronic speed regulators are all electrically connected with the control board.

Preferably, the rotor upper cover is provided with a second protective net.

Preferably, the anti-collision mechanism comprises an arc-shaped plate, a guide rod, a first spring, an inner cylinder, an outer cylinder, a second spring, a movable rod and a regulator, wherein the guide rod is fixed below the arc-shaped plate, the inner cylinder is sleeved outside the guide rod through the first spring, the outer cylinder is sleeved outside the inner cylinder through the second spring, and the movable rod is arranged between the inner cylinder and the outer cylinder through the regulator.

Preferably, the movable rod comprises a telescopic rod, a third spring and a sleeve, and the sleeve is sleeved on the outer side of the telescopic rod through the third spring.

Preferably, a rubber cushion block is arranged on one side, far away from the rotor wing, of the arc-shaped plate.

Therefore, the unmanned aerial vehicle with the anti-collision device adopting the structure has the following advantages:

(1) Through protection network one and protection network two, can play the effect of protection rotor and camera mount pad.

(2) The control panel can receive laser rangefinder sensor's signal, and then control unmanned aerial vehicle avoid the barrier.

(3) Through anticollision institution, improved buffering shock attenuation's effect.

(4) The utility model can prevent surrounding sundries from damaging the rotor wing or winding the rotor wing, and the buffer shock absorption effect is improved through the arrangement of the anti-collision mechanism.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

Fig. 1 is a schematic structural view of an embodiment of a drone with a collision avoidance device of the present utility model;

FIG. 2 is a side view of an embodiment of a drone with a bump guard of the present utility model;

FIG. 3 is a cross-sectional view of an embodiment of a collision avoidance device of a unmanned aerial vehicle having a collision avoidance device in accordance with the present utility model;

Fig. 4 is a cross-sectional view of a movable bar of an embodiment of a drone with a bump guard of the present utility model.

Reference numerals

1. A body; 2. a control board; 3. a laser ranging sensor; 4. a battery; 5. a rotor arm; 6. a rotating electric machine; 7. a rotating shaft; 8. a rotor; 9. an anti-collision mechanism; 91. an arc-shaped plate; 92. a guide rod; 93. a first spring; 94. an inner cylinder; 95. an outer cylinder; 96. a second spring; 97. a movable rod; 971. a telescopic rod; 972. a third spring; 973. a sleeve; 98. a regulator; 10. a camera mount; 11. a support frame; 12. a first protective net; 13. and a second protective net.

Detailed Description

The technical scheme of the utility model is further described below through the attached drawings and the embodiments.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

Examples

As shown in fig. 1-4, the utility model provides an unmanned aerial vehicle with an anti-collision device, which comprises a body 1, wherein a control board 2 is arranged in the body 1, a laser ranging sensor 3 is arranged above the control board 2, a battery 4 is arranged below the control board 2, the control board 2 is electrically connected with the battery 4, and the control board 2 is electrically connected with the laser ranging sensor 3. The control board 2 receives signals of the laser ranging sensor 3, and then controls the unmanned aerial vehicle to avoid obstacles. The camera mount pad 10 is provided with in fuselage 1 below, and fuselage 1 below is provided with support frame 11, and support frame 11 bottom both ends set up to the arc, can make unmanned aerial vehicle landing more stable. The support frame 11 is provided with a first protective net 12 which plays a role in protecting the camera mounted on the camera mount 10.

Four rotor arms 5 that are cross-shaped and distribute are fixedly connected with on the fuselage 1, and rotating electrical machines 6 are installed to rotor arm 5 tip top, and rotating electrical machines 6 all are connected with electronic governor, and the electronic governor other end all is with control panel 2 electric connection. The output of rotating electrical machines 6 is connected with pivot 7, is connected with rotor 8 in the pivot 7, and the cover is equipped with protection network two 13 on the rotor 8, can prevent debris damage rotor 8 all around, plays the effect of protection rotor 8.

The rotor arm 5 one end is provided with anticollision institution 9, and anticollision institution 9 includes arc 91, guide arm 92, first spring 93, inner tube 94, urceolus 95, second spring 96, movable rod 97, regulator 98, and guide arm 92 fixed connection is provided with the rubber pad in one side of arc 91, and one side that rotor 8 was kept away from to arc 91. The inner cylinder 94 is sleeved outside the guide rod 92 through the first spring 93, the outer cylinder 95 is sleeved outside the inner cylinder 94 through the second spring 96, the movable rod 97 is arranged between the inner cylinder 94 and the outer cylinder 95 through the regulator 98, the movable rod 97 is rotationally connected with the regulator 98, and the movable rod 97 is arranged on two sides of the second spring 96. The movable rod 97 includes a telescopic rod 971, a third spring 972 and a sleeve 973, and the sleeve 973 is sleeved outside the telescopic rod 971 through the third spring 972. The buffer is carried out once through inner tube 94 and first spring 93, carries out the buffer for the second time through inner tube 94, urceolus 95, second spring 96, movable rod 97, regulator 98, has improved buffer damping effect of buffer stop, and then improves crashproof performance.

The unmanned aerial vehicle with buffer stop when using, can avoid the debris entering rotor 8 in the flight through protection network one 12, can avoid the debris of side to cause the damage to camera or camera mount pad 10 through protection network two 13 to the control panel 2 receives laser rangefinder sensor 3's signal to control unmanned aerial vehicle avoids the barrier, when the barrier is collided to rotor arm 5 outside, carries out secondary buffering through anticollision institution 9, has improved buffering shock attenuation's effect.

Therefore, the unmanned aerial vehicle with the anti-collision device can prevent sundries around from damaging the rotor wing or winding the rotor wing, and the anti-collision mechanism improves the buffering and damping effects.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims (7)

1. Unmanned aerial vehicle with buffer stop, its characterized in that: including the fuselage, the inside control panel that is provided with of fuselage, the control panel top is provided with laser rangefinder sensor, the control panel below is provided with the battery, four rotor arms that fixedly connected with is cross distribution on the fuselage, the rotating electrical machines is installed to rotor arm tip top, the output of rotating electrical machines is connected with the pivot, be connected with the rotor in the pivot, rotor arm one end is provided with anticollision institution, the fuselage below is provided with the camera mount pad, the fuselage below is provided with the support frame, support frame bottom both ends set up to the arc, be provided with protection network one on the support frame.

2. The unmanned aerial vehicle with collision avoidance device of claim 1, wherein: the control board is electrically connected with the battery, and the control board is electrically connected with the laser ranging sensor.

3. A drone with collision avoidance device as claimed in claim 2, wherein: the rotating motors are all connected with electronic speed regulators, and the other ends of the electronic speed regulators are all electrically connected with the control board.

4. A drone with collision avoidance device as claimed in claim 3, wherein: the rotor upper cover is equipped with protection network two.

5. The unmanned aerial vehicle with collision avoidance device of claim 4, wherein: the anti-collision mechanism comprises an arc-shaped plate, a guide rod, a first spring, an inner cylinder, an outer cylinder, a second spring, a movable rod and an adjuster, wherein the guide rod is fixed below the arc-shaped plate, the inner cylinder is sleeved outside the guide rod through the first spring, the outer cylinder is sleeved outside the inner cylinder through the second spring, and the movable rod is arranged between the inner cylinder and the outer cylinder through the adjuster.

6. The unmanned aerial vehicle with collision avoidance device of claim 5, wherein: the movable rod comprises a telescopic rod, a third spring and a sleeve, and the sleeve is sleeved on the outer side of the telescopic rod through the third spring.

7. The unmanned aerial vehicle with collision avoidance device of claim 6, wherein: one side of the arc-shaped plate, which is far away from the rotor wing, is provided with a rubber pad.