CN211784066U

CN211784066U - Unmanned aerial vehicle focus detection device

Info

Publication number: CN211784066U
Application number: CN202020352613.2U
Authority: CN
Inventors: 安晓东; 康强
Original assignee: Sichuan Longitudinal And Horizontal Uav Technology Co ltd
Current assignee: Sichuan Longitudinal And Horizontal Uav Technology Co ltd
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-10-27
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses an unmanned aerial vehicle focus detection device. In the utility model, the unmanned aerial vehicle comprises an unmanned aerial vehicle body and a gravity center detection device, wherein the wings of the unmanned aerial vehicle are fixedly arranged at the two ends of the unmanned aerial vehicle body, the upper end of the wing of the unmanned aerial vehicle is fixedly connected with a fixed seat, the upper end of the fixed seat is fixedly provided with a side rotor wing, the two ends of the lower part of the wing of the unmanned aerial vehicle are fixedly connected with damping devices, the lower ends of the damping devices are fixedly provided with adjustable sliding rods, the two ends of the adjustable sliding rod are provided with a positioning column in a threaded manner, the lower end of the positioning column is fixedly provided with a positioning handle, the middle part of the adjustable sliding rod is welded with a fixed clamping arm, two ends of the fixed clamping arm are fixedly provided with a connecting clamping seat, the center of gravity detecting device is sleeved in the middle of the connecting clamping seat, the center of gravity rolling shafts are slidably arranged at the two ends of the sliding chute, the two ends of the rectangular ruler disk are fixedly provided with the stop blocks, and the rectangular ruler disk is fixedly provided with the circular level, so that the accuracy of gravity center detection is improved.

Description

Unmanned aerial vehicle focus detection device

Technical Field

The utility model belongs to the technical field of the unmanned aerial vehicle apparatus, specifically be an unmanned aerial vehicle focus detection device.

Background

The unmanned plane is an unmanned plane operated by radio remote control equipment and a self-contained program control device. The unmanned aerial vehicle can be defined from the technical point of view as follows: unmanned helicopters, unmanned fixed wing aircraft, unmanned multi-rotor aircraft, unmanned dirigible, unmanned parachute flying machine are these several categories, and unmanned aerial vehicle is often used for navigating and shoot in. Pesticide spraying, mapping and the like. The center of gravity of the airplane is the relative position of the center of gravity and the wings of the whole airplane. There is a neutral center of gravity, the foremost and rearmost allowable centers of gravity. The position of the center of gravity affects the stability and maneuverability of the aircraft. And unmanned aerial vehicle is along with the how much of oil, the difference of battery, load weight and position, and the focus position is just along with changing.

In order to improve unmanned aerial vehicle's dead time, people can carry out some transformation to unmanned aerial vehicle, carry out the change and so on transformation of the interpolation motor of group battery, can destroy unmanned aerial vehicle self focus after the transformation is accomplished, lead to unmanned aerial vehicle to control sensitivity and descend, then can't take off seriously, need use unmanned aerial vehicle focus detection device to detect unmanned aerial vehicle's center, adjust the subassembly position of reforming transform, but current unmanned aerial vehicle detection device uses more gravity sensor to confirm the focus, the structure is comparatively complicated, and reform transform in the field and still need additionally prepare the power and supply power to the sensor, and probably because some trembles cause the detection effect not good in the focus testing process to unmanned aerial vehicle, greatly reduced the practicality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the above-mentioned provided, provide an unmanned aerial vehicle focus detection device.

The utility model adopts the technical scheme as follows: the utility model provides an unmanned aerial vehicle focus detection device, includes, unmanned aerial vehicle fuselage and focus detection device, unmanned aerial vehicle fuselage both ends fixed mounting has the unmanned aerial vehicle wing, unmanned aerial vehicle wing upper end fixedly connected with fixing base, fixing base upper end fixed mounting has the side rotor, unmanned aerial vehicle wing lower part both ends fixedly connected with damping device, damping device lower extreme fixed mounting has adjustable slide bar, the adjustment post is installed to adjustable slide bar both ends screw thread, adjustment post lower extreme fixed mounting has the positioning handle, adjustable slide bar mid-mounting has the fixing clip arm, fixing clip arm both ends fixed mounting has the connection cassette, it cup joints and installs focus detection device to connect the cassette middle part.

In a preferred embodiment, the gravity center detection device comprises a rectangular ruler disc, a graduated scale, a chute, a gravity center rolling shaft, a circular level and a stop block, wherein the graduated scale is fixedly mounted at the outer end of the rectangular ruler disc, and the chutes are slidably mounted at two ends of the graduated scale.

In a preferred embodiment, gravity center rollers are slidably mounted at two ends of the sliding groove, stoppers are fixedly mounted at two ends of the rectangular ruler disk, a circular level is fixedly mounted on the rectangular ruler disk, and the gravity center rollers are embedded in the sliding groove.

In a preferred embodiment, the damping device comprises a fixing clamping plate, a damper supporting seat and a damping plate, wherein the damper supporting seat is fixedly installed at two ends of the damping plate.

In a preferred embodiment, the two ends of the shock absorber supporting seat are fixedly provided with shock absorbers, and the upper end of each shock absorber is fixedly provided with a clamping plate fixed at the two ends.

In a preferred embodiment, the damping plates are fixedly installed at two ends of the adjustable sliding rod, and the dampers are formed by fixedly installing a plurality of damping sponges and springs in series.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the adjustable slide bar of fixed mounting under the unmanned aerial vehicle wing at unmanned aerial vehicle fuselage both ends, then install damping device at adjustable slide bar both ends, inside bumper shock absorber and shock attenuation board greatly reduced the shake that probably produces when detecting unmanned aerial vehicle focus, improved the stability that detects greatly.

2. The utility model discloses in, when the aircraft along the axis of ordinates keep balance, read the reading of focus roller bearing on the rectangle chi dish, can calculate the actual focus of aircraft skew neutral centrobaric distance, improved the stability that the focus detected greatly.

3. The utility model discloses in, the height of adjustable slide bar is adjusted through the position adjustment handle of left end, and the convenient focus that is to under various condition height changes, after the focus detects, needs to remove focus detection device, directly take off cup joint fixed adjustable slide bar can, improved the practicality of device greatly.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic diagram of the structure at A in the present invention;

fig. 3 is a schematic diagram of the structure at B in the present invention.

The labels in the figure are: 1. a side rotor; 2. a fixed seat; 3. wings of the unmanned aerial vehicle; 4. an adjustable slide bar; 5. a positioning column; 6. a position adjusting handle; 7. connecting the card holder; 8. fixing the clamp arm; 9. an unmanned aerial vehicle body; 10. a circular level; 11. a chute; 12. a center of gravity roller; 13. a graduated scale; 14. a rectangular ruler disc; 15. a stopper; 16. fixing the clamping plate; 17. a shock absorber; 18. a shock absorber supporting seat; 19. a shock absorbing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, an unmanned aerial vehicle gravity center detection device comprises an unmanned aerial vehicle body 9 and a gravity center detection device a, wherein two ends of the unmanned aerial vehicle body 9 are fixedly provided with unmanned aerial vehicle wings 3, the upper ends of the unmanned aerial vehicle wings 3 are fixedly connected with a fixed seat 2, the upper ends of the fixed seat 2 are fixedly provided with a side rotor wing 1, two ends of the lower part of the unmanned aerial vehicle wings 3 are fixedly connected with a damping device B, the lower ends of the damping device B are fixedly provided with adjustable slide bars 4, two ends of each adjustable slide bar 4 are threadedly provided with a positioning column 5, the lower ends of the positioning columns 5 are fixedly provided with positioning handles 6, the height of each adjustable slide bar 4 is adjusted through the positioning handle 6 at the left end, so that the gravity center change under various conditions is facilitated, the middle parts of the adjustable slide bars 4 are welded and provided with, the lower extreme has focus detection device A through connecting 7 fixed mounting of cassette, arranges unmanned aerial vehicle in focus roller bearing 12 upper portions.

Referring to fig. 1 to 2, in the present application, the gravity center detecting device a includes a rectangular scale plate 14, a graduated scale 13, a chute 11, a gravity center roller 12, a circular level 10 and a stopper 15, the outer end of the rectangular scale plate 14 is fixedly mounted with the graduated scale 13, the two ends of the graduated scale 13 are slidably mounted with the chute 11, the two ends of the chute 11 are slidably mounted with the gravity center roller 12, the two ends of the rectangular scale plate 14 are fixedly mounted with the stopper 15, the rectangular scale plate 14 is fixedly mounted with the circular level 10, the gravity center roller is embedded in the chute, the gravity center detecting device a has the rectangular scale plate 14, the rectangular scale plate 14 is mounted with the graduated scale 13, the position of the roller can be read, the rectangular scale plate 14 is mounted with the circular level 10, the rectangular scale plate 14 can be horizontally arranged, the rectangular scale plate is provided with the chute 11 for ensuring that the gravity center roller 12 rolls back and forth along the rectangular scale plate 14, when the unmanned aerial vehicle is operated to move back and, when the airplane is balanced along the longitudinal axis, the reading of the gravity center rolling shaft 12 on the rectangular ruler disc 14 is read, and the distance of the actual gravity center of the airplane shifted from the neutral gravity center can be calculated.

Referring to fig. 1 to 3, in this application, damping device B includes fixed cardboard 16, bumper shock absorber 17, bumper shock absorber supporting seat 18 and damper plate 19, damper plate 19 both ends fixed mounting has bumper shock

absorber supporting seat

18, 18 both ends fixed mounting of bumper shock absorber supporting seat has bumper shock absorber 17, bumper shock absorber 17 upper end fixed mounting has both ends fixed cardboard 16, inside bumper shock absorber 17 and damper plate 19 greatly reduced the shake that probably produces when detecting unmanned aerial vehicle focus, the stability of detection has been improved greatly.

The working principle is as follows: the device is an unmanned aerial vehicle gravity center detection device, when needing to detect an unmanned aerial vehicle, the gravity center detection device is needed, firstly, the positions of the unmanned aerial vehicle and the gravity center detection device A are adjusted according to the needed position, an adjustable slide rod 4 is fixedly arranged under the wings 3 of the unmanned aerial vehicle at two ends of a fuselage 9 of the unmanned aerial vehicle, then, damping devices B are arranged at two ends of the adjustable slide rod 4, a damper 17 and a damping plate 19 in the device greatly reduce the shake which is possibly generated when the gravity center of the unmanned aerial vehicle is detected, the detection stability is greatly improved, the height of the adjustable slide rod 4 can be adjusted through a position adjusting handle 6 at the left end, the gravity center change under various height conditions is convenient, the gravity center detection device A is fixedly arranged at the lower end through a connecting clamping seat 7, the unmanned aerial vehicle is arranged at the upper part of a gravity center rolling shaft 12, there is rectangle chi dish 14 among the focus detection device A, install scale 13 on the rectangle chi dish 14, can read the position of roller bearing, install round level 10 on the rectangle chi dish 14, can settle rectangle chi dish 14 level, there is spout 11 on the rectangle chi dish, be used for guaranteeing that focus roller bearing 12 rolls along rectangle chi dish 14 back and forth, when controlling unmanned aerial vehicle along the 14 back-and-forth movement of focus roller bearing 12 on the rectangle chi dish, when the aircraft keeps balanced along the axis of ordinates, read the reading of focus roller bearing 12 on rectangle chi dish 14, can calculate the neutral centrobaric distance of aircraft actual focus skew, the stability of focus detection has been improved greatly, after the focus detection, need remove focus detection device A, directly take off cup joint fixed adjustable slide bar 4 can, the practicality of device has been improved greatly, one set of processes is ended.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an unmanned aerial vehicle focus detection device, includes, unmanned aerial vehicle fuselage (9) and focus detection device (A), its characterized in that: unmanned aerial vehicle fuselage (9) both ends fixed mounting has unmanned aerial vehicle wing (3), unmanned aerial vehicle wing (3) upper end fixedly connected with fixing base (2), fixing base (2) upper end fixed mounting has side rotor (1), unmanned aerial vehicle wing (3) lower part both ends fixedly connected with damping device (B), damping device (B) lower extreme fixed mounting has adjustable slide bar (4), adjustable slide bar (4) both ends screw thread mounting has positioning post (5), positioning post (5) lower extreme fixed mounting has positioning handle (6), adjustable slide bar (4) middle part welded mounting has fixed card arm (8), fixed card arm (8) both ends fixed mounting has connection cassette (7), connect cassette (7) middle part cup joint and install focus detection device (A).

2. The unmanned aerial vehicle focus detection device of claim 1, characterized in that: center of gravity detection device (A) includes rectangle chi dish (14), scale (13), spout (11), focus roller bearing (12), circle level (10) and dog (15), rectangle chi dish (14) outer end fixed mounting has scale (13), scale (13) both ends slidable mounting has spout (11).

3. The unmanned aerial vehicle focus detection device of claim 2, characterized in that: spout (11) both ends slidable mounting has focus roller bearing (12), rectangle chi dish (14) both ends fixed mounting has dog (15), fixed mounting has round level (10) on rectangle chi dish (14), and the focus roller bearing inlay with the spout in.

4. The unmanned aerial vehicle focus detection device of claim 1, characterized in that: damping device (B) is including fixed cardboard (16), bumper shock absorber (17), bumper shock absorber supporting seat (18) and damper plate (19), damper plate (19) both ends fixed mounting has bumper shock absorber supporting seat (18).

5. The unmanned aerial vehicle focus detection device of claim 4, characterized in that: the shock absorber supporting seat is characterized in that shock absorbers (17) are fixedly mounted at two ends of the shock absorber supporting seat (18), and clamping plates (16) are fixedly mounted at two ends of the upper end of each shock absorber (17).

6. The unmanned aerial vehicle focus detection device of claim 5, characterized in that: the damping plates (19) are fixedly installed at two ends of the adjustable sliding rod (4), and the dampers (17) are formed by serially connecting and fixedly installing a plurality of damping sponges and springs.