CN212654521U

CN212654521U - Unmanned aerial vehicle that takes photo by plane descends decelerator

Info

Publication number: CN212654521U
Application number: CN202020455150.2U
Authority: CN
Inventors: 张华�; 赵秀敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-03-05
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses an unmanned aerial vehicle that takes photo by plane descends decelerator relates to the unmanned aerial vehicle technical field that takes photo by plane, and it includes the backup pad, the lower fixed surface of backup pad is connected with the connecting box, connecting box inner wall bottom fixed mounting has the micro-motor, the bearing that the output shaft of micro-motor passed the joint in the backup pad in the lump with driving gear fixed connection. This unmanned aerial vehicle that takes photo by plane decline decelerator, reverse rotation 90 degrees through radio remote control equipment control small motor, and then drive the rotation of driving gear, four driven gear of driving gear meshing transmission, four driven gear are rotating the in-process and drive the pivot, connecting rod and speed ball reverse rotation 90 degrees, make four connecting rods and four speed balls all accomodate in the backup pad and take photo by plane between the unmanned aerial vehicle body, and then realize that the speed ball accomodates work, reduce unmanned aerial vehicle's that takes photo by plane rising resistance, guarantee unmanned aerial vehicle's the rising speed of taking photo by plane, the person of facilitating the use uses.

Description

Unmanned aerial vehicle that takes photo by plane descends decelerator

Technical Field

The utility model relates to an unmanned aerial vehicle technical field specifically is an unmanned aerial vehicle that takes photo by plane descends decelerator.

Background

The unmanned aerial vehicle that takes photo by plane is the unmanned vehicles who controls through radio remote control equipment or airborne computer program control system, and unmanned aerial vehicle that takes photo by plane has the advantage of high definition, large scale, small area, high present nature, and unmanned aerial vehicle that takes photo by plane is as a high-tech product, and inside electronic equipment is highly accurate, uses decelerator to slow down its falling speed at unmanned aerial vehicle landing in-process that takes photo by plane.

But current decelerator usually fixes around unmanned aerial vehicle taking photo by plane, and then at the ascending in-process of unmanned aerial vehicle taking photo by plane, increase unmanned aerial vehicle taking photo by plane's rising resistance, influence unmanned aerial vehicle taking photo by plane's rising speed, increase unmanned aerial vehicle taking photo by plane's power consumption, and then bring inconvenience for user's use, and current decelerator does not have the shock attenuation effect, though play the deceleration effect when unmanned aerial vehicle taking photo by plane descends, but unmanned aerial vehicle taking photo by plane still has certain impact force when descending, make the inside vibrations that take photo by plane, cause the inside accurate electronic equipment of unmanned aerial vehicle taking photo by plane to damage easily under the long-time use, influence unmanned aerial vehicle taking photo by plane's normal use.

Therefore, make corresponding improvement to the not enough of current unmanned aerial vehicle of taking photo by plane decline decelerator existence.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an unmanned aerial vehicle that takes photo by plane descends decelerator has solved current decelerator and has fixed all around unmanned aerial vehicle that takes photo by plane usually, and then at the ascending in-process of unmanned aerial vehicle that takes photo by plane, increases unmanned aerial vehicle's the resistance that rises of taking photo by plane, influences unmanned aerial vehicle's the rising speed of taking photo by plane to current decelerator does not have the problem of shock attenuation effect.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: a descending speed reducer of an aerial photography unmanned aerial vehicle comprises a supporting plate, wherein a connecting box is fixedly connected to the lower surface of the supporting plate, a small motor is fixedly mounted at the bottom of the inner wall of the connecting box, an output shaft of the small motor penetrates through a bearing clamped on the supporting plate and is fixedly connected with a driving gear, the driving gear is respectively meshed with four driven gears, rotating shafts are sleeved in the four driven gears, the bottom end of each rotating shaft is fixedly connected with the upper surface of the supporting plate through a second bearing, the top end of each rotating shaft is fixedly connected with a connecting rod, the other end of each connecting rod is fixedly connected with a speed reducing ball, fixing cylinders are arranged on the front side and the rear side of the connecting box, the tops of the fixing cylinders are fixedly connected to the lower surface of the supporting plate, a second spring is fixedly connected to the, the sliding column is connected in the fixed cylinder in a sliding mode, the bottom end of the sliding column is fixedly connected with a second fixed seat, the second fixed seat is hinged to the top ends of the two supporting rods through a first pin shaft, the bottom ends of the two supporting rods are hinged to the first fixed seats through two second pin shafts respectively, the first fixed seats are fixedly connected to the tops of the sliding sleeves respectively, the two sliding sleeves are connected to the same sliding rod in a sliding mode, supporting blocks are fixedly connected to the left end and the right end of the sliding rod respectively, the sliding rod is sleeved with a first spring, and the two ends of the first spring are fixedly connected with the supporting blocks and the sliding sleeves respectively.

Preferably, the equal fixedly connected with dead lever in upper surface four corners department of backup pad, and the same unmanned aerial vehicle body of taking photo by plane of top fixedly connected with of four dead levers.

Preferably, the left side and the right side of the sliding column are fixedly connected with sliding blocks, and the two sliding blocks are respectively and fixedly connected with the left side wall and the right side wall of the fixed cylinder in sliding chutes.

Preferably, the second spring and the first spring are both elastic springs.

Preferably, the incoming end of small-size motor is connected with the unmanned aerial vehicle body power output end electricity of taking photo by plane.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. this unmanned aerial vehicle that takes photo by plane decline decelerator, reverse rotation 90 degrees through radio remote control equipment control small motor, and then drive the rotation of driving gear, four driven gear of driving gear meshing transmission, four driven gear are rotating the in-process and drive the pivot, connecting rod and speed ball reverse rotation 90 degrees, make four connecting rods and four speed balls all accomodate in the backup pad and take photo by plane between the unmanned aerial vehicle body, and then realize that the speed ball accomodates work, reduce unmanned aerial vehicle's that takes photo by plane rising resistance, guarantee unmanned aerial vehicle's the rising speed of taking photo by plane, the person of facilitating the use uses.

2. This unmanned aerial vehicle that takes photo by plane decline decelerator, four supporting shoes contact with ground when descending through unmanned aerial vehicle that takes photo by plane, and the impact force when unmanned aerial vehicle that takes photo by plane descends, through the fixed cylinder, spring two, the slider, the cooperation of slip post, play certain buffering cushioning effect, simultaneously at fixing base one, fixing base two, round pin axle one, round pin axle two, the connecting rod, the sliding sleeve, under the mutually supporting of slide bar and spring one, further reduce the impact force when unmanned aerial vehicle that takes photo by plane descends, thereby make this decelerator have good shock attenuation effect, play the guard action to unmanned aerial vehicle that takes photo by plane, avoid unmanned aerial vehicle's damage of taking photo by plane.

3. This unmanned aerial vehicle that takes photo by plane decline decelerator rotates 90 through the driving gear forward, and then makes four driven gear, pivot, connecting rod and reduction ball reverse rotation 90 degrees, opens four connecting rods and four reduction ball then, and four reduction ball open the back, increase the resistance when unmanned aerial vehicle that takes photo by plane descends, reduce the speed when unmanned aerial vehicle that takes photo by plane descends, guarantee unmanned aerial vehicle's that takes photo by plane descending safety.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the driving gear and the driven gear of the present invention;

FIG. 3 is a schematic view of the front cross-sectional structure of the fixing cylinder of the present invention;

fig. 4 is a schematic view of the structure of the speed-reducing ball in the bottom view of the present invention.

In the figure: 1 backup pad, 2 connecting boxes, 3 small-size motor, 4 bearing I, 5 driving gears, 6 driven gear, 7 pivots, 8 bearing II, 9 dead levers, 10 connecting rods, 11 speed reduction balls, 12 unmanned aerial vehicle body of taking photo by plane, 13 supporting shoes, 14 spring I, 15 sliding sleeves, 16 slide bars, 17 fixing base I, 18 bracing pieces, 19 fixed cylinder, 20 spring II, 21 slider, 22 sliding columns, 23 fixing base II.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a descending speed reducer of an aerial photography unmanned aerial vehicle comprises a supporting plate 1, a connecting box 2 is fixedly connected to the lower surface of the supporting plate 1, a small motor 3 is fixedly installed at the bottom of the inner wall of the connecting box 2, the small motor 3 is a positive and negative motor, so that a user can control positive and negative rotation of the small motor 3 through a radio remote control device, four speed reducing balls can be opened or accommodated according to use, an output shaft of the small motor 3 penetrates through a bearing I4 clamped on the supporting plate 1 and is fixedly connected with a driving gear 5, the driving gear 5 is respectively meshed with four driven gears 6, rotating shafts 7 are sleeved in the four driven gears 6, the bottom ends of the rotating shafts 7 are fixedly connected with the upper surface of the supporting plate 1 through bearing II 8, the rotating shafts 7 are supported and fixed through the bearing II 8, the rotating shafts 7 have stability in the rotating process, and connecting rods 10 are fixedly connected to, the other end fixedly connected with speed reduction ball 11 of connecting rod 10, its effect lies in: through driving gear 5 forward rotation 90, and then make four driven gear 6, pivot 7, connecting rod 10 and speed reduction ball 11 reverse rotation 90 degrees, then open four connecting rods 10 and four speed reduction ball 11, four speed reduction ball 11 open the back, increase the resistance when unmanned aerial vehicle that takes photo by plane descends, reduce the speed when unmanned aerial vehicle that takes photo by plane descends, guarantee unmanned aerial vehicle's that takes photo by plane descending safety, both sides all are provided with solid fixed cylinder 19 around connecting box 2, solid fixed cylinder 19's top fixed connection is at the lower surface of backup pad 1, solid fixed cylinder 19 inner wall top fixedly connected with spring two 20, its spring two 20's effect lies in: four supporting blocks 13 contact with the ground when the aerial photography unmanned aerial vehicle descends, impact force when the aerial photography unmanned aerial vehicle descends is achieved through the cooperation of the fixed cylinder 19, the second spring 20, the sliding block 21 and the sliding column 22, certain buffering and damping effects are achieved, the bottom end of the second spring 20 is fixedly connected with the sliding column 22, the sliding column 22 is connected in the fixed cylinder 19 in a sliding mode, the sliding block 21 is fixedly connected to the left side and the right side of the sliding column 22 respectively, the two sliding blocks 21 are respectively connected in sliding grooves formed in the left side wall and the right side wall of the fixed cylinder 19 in a sliding mode, through the cooperation of the sliding block 21 and the sliding grooves, the sliding column 22 is limited on one hand, the sliding column 22 cannot be separated from the fixed cylinder 19, on the other hand, the sliding column 22 has stability in the up-down moving process, the bottom end of the sliding column 22 is fixedly connected with the second fixing base 23, and the bottom of two bracing pieces 18 is articulated mutually with two fixing bases 17 respectively through two round pin axles two, and two fixing bases 17 are fixed connection respectively at the top of sliding sleeve 15, and two sliding sleeve 15 sliding connection are on same slide bar 16, the equal fixedly connected with supporting shoe 13 in both ends about slide bar 16, two springs 14 have been cup jointed on slide bar 16, the both ends of a spring 14 respectively with supporting shoe 13 and sliding sleeve 15 fixed connection, the effect of its spring 14 lies in: under the mutually supporting of fixing base one 17, two 23 of fixing base, round pin axle one, round pin axle two, bracing piece 18, sliding sleeve 15, slide bar 16 and spring 14, when the unmanned aerial vehicle that takes photo by plane lands, the impact force when further reducing the unmanned aerial vehicle that takes photo by plane and descend to make this decelerator have good shock attenuation effect, play the guard action to unmanned aerial vehicle that takes photo by plane, avoid unmanned aerial vehicle's damage of taking photo by plane.

Equal fixedly connected with dead lever 9 in the upper surface four corners department of backup pad 1, and the same unmanned aerial vehicle body 12 of taking photo by plane of top fixedly connected with of four dead levers 9, spring two 20 and spring one 14 are elastic spring, and the incoming end of small-size motor 3 is connected with the unmanned aerial vehicle body 12 power output end electricity of taking photo by plane.

The utility model discloses an operating procedure does:

s1, when the aerial photography unmanned aerial vehicle needs to take off, a user controls the small motor 3 to rotate 90 degrees reversely through the radio remote control equipment, the small motor 3 rotates to drive the driving gear 5 to rotate, the driving gear 5 is meshed with and drives the four driven gears 6, the four driven gears 6 drive the rotating shaft 7, the connecting rod 10 and the speed reducing ball 11 to rotate 90 degrees reversely in the rotating process, the four connecting rods 10 and the four speed reducing balls 11 are all accommodated between the supporting plate 1 and the aerial photography unmanned aerial vehicle body 12, and therefore the accommodating work of the speed reducing ball 11 is achieved, the ascending resistance of the aerial photography unmanned aerial vehicle is reduced, and the ascending speed of the aerial photography unmanned aerial vehicle is guaranteed;

s2, when the aerial photography unmanned aerial vehicle finishes the falling of a shooting task, a user controls the small motor 3 to rotate 90 degrees in the forward direction through the radio remote control equipment, so that the driving gear 5 rotates 90 degrees in the forward direction, the four driven gears 6, the rotating shaft 7, the connecting rods 10 and the speed reducing balls 11 rotate 90 degrees in the reverse direction, the four connecting rods 10 and the four speed reducing balls 11 are opened, after the four speed reducing balls 11 are opened, the resistance of the aerial photography unmanned aerial vehicle during the falling is increased, and the speed of the aerial photography unmanned aerial vehicle during the falling is reduced;

s3, when the aerial photography unmanned aerial vehicle lands, four supporting blocks 13 firstly contact with the ground, and the impact force when the aerial photography unmanned aerial vehicle descends, through the cooperation of the fixed cylinder 19, the second spring 20, the slider 21 and the sliding column 22, play certain buffering and damping effects, at the same time under the mutually supporting of the first fixing base 17, the second fixing base 23, the first pin shaft, the second pin shaft, the supporting rod 18, the sliding sleeve 15, the sliding rod 16 and the first spring 14, when the aerial photography unmanned aerial vehicle lands, further reduce the impact force when the aerial photography unmanned aerial vehicle descends, and make the aerial photography unmanned aerial vehicle fall down steadily.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides an unmanned aerial vehicle that takes photo by plane descends decelerator, includes backup pad (1), its characterized in that: the lower surface of the supporting plate (1) is fixedly connected with a connecting box (2), the bottom of the inner wall of the connecting box (2) is fixedly provided with a small motor (3), an output shaft of the small motor (3) penetrates through a first bearing (4) clamped on the supporting plate (1) and is fixedly connected with a driving gear (5), the driving gear (5) is respectively meshed with four driven gears (6), a rotating shaft (7) is sleeved in each driven gear (6), the bottom end of each rotating shaft (7) is fixedly connected with the upper surface of the supporting plate (1) through a second bearing (8), the top end of each rotating shaft (7) is fixedly connected with a connecting rod (10), the other end of each connecting rod (10) is fixedly connected with a speed reducing ball (11), the front side and the rear side of the connecting box (2) are respectively provided with a fixed cylinder (19), and the top of each fixed cylinder (19) is fixedly connected with the lower surface of, the top of the inner wall of the fixed cylinder (19) is fixedly connected with a second spring (20), the bottom end of the second spring (20) is fixedly connected with a sliding column (22), the sliding column (22) is connected in the fixed cylinder (19) in a sliding way, the bottom end of the sliding column (22) is fixedly connected with a second fixed seat (23), the second fixed seat (23) is hinged with the top ends of the two support rods (18) through a first pin shaft, the bottom ends of the two supporting rods (18) are respectively hinged with the two first fixing seats (17) through two pin shafts II, and the first two fixed seats (17) are respectively fixedly connected with the top of the sliding sleeve (15), and the two sliding sleeves (15) are connected on the same sliding rod (16) in a sliding way, the left end and the right end of the sliding rod (16) are both fixedly connected with supporting blocks (13), the sliding rod (16) is sleeved with two springs I (14), and two ends of each spring I (14) are fixedly connected with the supporting block (13) and the sliding sleeve (15) respectively.

2. The descent deceleration device of the aerial photography unmanned aerial vehicle of claim 1, characterized in that: the equal fixedly connected with dead lever (9) in upper surface four corners department of backup pad (1), and the same unmanned aerial vehicle body (12) of taking photo by plane of top fixedly connected with of four dead levers (9).

3. The descent deceleration device of the aerial photography unmanned aerial vehicle of claim 1, characterized in that: the left side and the right side of the sliding column (22) are fixedly connected with sliding blocks (21), and the two sliding blocks (21) are respectively and fixedly connected with the left side wall and the right side wall of the fixed cylinder (19) in sliding grooves.

4. The descent deceleration device of the aerial photography unmanned aerial vehicle of claim 1, characterized in that: the second spring (20) and the first spring (14) are both elastic springs.

5. The descent deceleration device of the aerial photography unmanned aerial vehicle of claim 1, characterized in that: the incoming end of the small motor (3) is electrically connected with the power output end of the aerial photography unmanned aerial vehicle body (12).