CN219565453U - Unmanned aerial vehicle's lifesaving guy rope device - Google Patents

Abstract

The utility model discloses a lifesaving guy rope device of an unmanned aerial vehicle, which belongs to the technical field of unmanned aerial vehicles and comprises a connecting piece, a turntable, a rope locking cylinder and a foot rest; the foot rest is a supporting frame of the unmanned aerial vehicle; the connecting piece level locking has set up the bearing on the foot rest, its inside, the top of revolving stage and the inner ring grafting locking of bearing, just the bottom of revolving stage is vertical to have set up the holder downwards, lock rope reel is the straight tube, lock rope reel outside has passed through threaded connection hand and has changeed the screw, lock rope reel can be separated through the butt joint round pin transversely block establish in the U type inslot of holder, can be under the abominable geographical condition of environment, unmanned aerial vehicle can take off and descend through handheld, carries unmanned aerial vehicle rope draw gear simultaneously, and this kind of rope draw gear is easy to dismantle, and when reverse pulling force, locking is more firm, is difficult for the pine to take off, uses this device to pull the rope, application scope is wide, and the operation is more convenient.

Description

Unmanned aerial vehicle's lifesaving guy rope device

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a lifesaving guy rope device of an unmanned aerial vehicle.

Background

Unmanned aerial vehicle is widely used as an efficient air carrier, uses unmanned aerial vehicle to carry out long-range material fixed point throwing, and the accessible machine carries and throws the device and realize, and this kind of delivery mode can only be applicable to the less material of weight and puts in, and once the material exceeds unmanned aerial vehicle limit load, just can't use unmanned aerial vehicle to carry the material and put in, has restricted unmanned aerial vehicle's carrying range.

Especially when working aloft, often need use unmanned aerial vehicle to pull the rope, be convenient for transport supplies or transmission sample, the rope can also provide safety protection's effect for the aloft work personnel, unmanned aerial vehicle pulls the rope and is the operation that often uses, unmanned aerial vehicle pulls the rope and ties up on unmanned aerial vehicle's support generally, very loaded down with trivial details when tying up the knot, tie up the knot and demolish the difficulty, tie up the knot, when hoist and mount or hanging the obstacle again very easily drop, moreover when working aloft, unmanned aerial vehicle does not have smooth landing point generally.

Based on the above, the utility model designs a lifesaving guy rope device of an unmanned aerial vehicle to solve the problems.

Disclosure of Invention

The utility model aims to provide a life-saving rope pulling device of an unmanned aerial vehicle, which can enable the unmanned aerial vehicle to take off and land through hand holding under the geographical condition of severe environment, and is capable of simultaneously mounting a rope pulling device of the unmanned aerial vehicle.

The utility model is realized in the following way: a life-saving guy rope device of an unmanned aerial vehicle, comprising:

the device comprises a connecting piece, a turntable, a rope locking cylinder and a foot rest;

the top of the foot rest is provided with a docking tray locked with the unmanned aerial vehicle, and the foot rest is a supporting frame of the unmanned aerial vehicle;

the connecting piece is of a flat plate structure and is horizontally locked on the foot rest, a bearing is arranged in the connecting piece, and an outer ring of the bearing is locked with an inner cavity of the connecting piece;

the top of the turntable is of a flat plate structure, the top of the turntable is spliced and locked with the inner ring of the bearing, the bottom of the turntable is downwards and vertically provided with a clamping frame, the bottom of the clamping frame is provided with a U-shaped groove with a downwards opening, the vertical inner side walls on two sides of the clamping frame are vertically provided with positioning grooves, and the bottom of the positioning grooves is open;

the rope locking barrel is a straight pipe, a rope locking hole is formed in the rope locking barrel, the rope locking hole penetrates through two ends of the rope locking barrel, a hand turning screw is connected to the outer part of the rope locking barrel through threads, the inner end of the hand turning screw can rotationally retract to traverse the rope locking hole to intercept the rope locking hole, and the telescopic direction of the hand turning screw is perpendicular to the axis of the rope locking hole;

two butt-joint pins are convexly arranged on the outer wall of the rope locking barrel, the two butt-joint pins are symmetrically fixed on two sides of the rope locking barrel, the butt-joint pins can slide out downwards to be locked in positioning grooves on two sides of the clamping frame, and the rope locking barrel is clamped in a U-shaped groove of the clamping frame in a separated mode through the butt-joint pins.

Further, the connecting piece comprises a top cover, a bottom cover, a bearing and a bearing cover, four loop bar holes are uniformly and horizontally formed in the side wall of the connecting piece, the loop bar holes are round holes, a cross bar is inserted into each loop bar hole, and the connecting piece is locked on the foot rest through the cross bars;

the top cover and the bottom cover are vertically overlapped and locked into an integral disc-shaped structure, the vertical axis of the connecting piece is provided with a through hole, the bearing is horizontally clamped in the bottom cover, the bearing outer ring and the bottom cover are in interference fit, and the bearing cover is locked inside the top cover.

Further, the rotary table is a disc, the top of the rotary table is convexly provided with a locking table, the locking table penetrates through the bottom cover to be in butt joint with the inner ring of the bearing, the bearing cover is pressed on the top of the inner ring of the bearing, and the locking table and the bearing cover are locked into an integral structure.

Further, the positioning groove is a straight groove, the top of the positioning groove is also provided with a chute, and the chute of the positioning groove is communicated with the straight groove;

the line segment axis of the positioning groove is perpendicular to the plane of the top of the turntable, the bottom of the positioning groove is open, two circular lock holes are formed in each positioning groove, the chute axis of the positioning groove coincides with the connecting line of the centers of the two lock holes, and the included angle a between the connecting line of the centers of the two lock holes and the straight groove axis of the positioning groove is 30-90 degrees;

the bottom of the turntable is provided with a rotation limiting table in a protruding mode, and when the rope locking drum is in a horizontal state, the rotation limiting table is positioned above the rope locking drum in a non-contact mode.

Further, the butt joint pin is of a protruding strip-shaped structure, the axis of the butt joint pin is perpendicular to the axis of the rope locking cylinder, two positioning beads are arranged on the butt joint pin, and the connecting line of the circle centers of the two positioning beads is perpendicular to the axis of the rope locking cylinder;

when the rope locking barrel is obliquely clamped in the clamping frame, the two positioning beads on each butt joint pin are in butt joint locking with a locking hole in one positioning groove, the rotation limiting table is blocked at the top of the rope locking barrel, and the chute of the positioning groove is mutually abutted with the oblique butt joint pin;

the butt joint pin is in clearance fit with the positioning groove, and the clearance is not more than 1mm.

Further, the foot rest is a U-shaped bracket formed by bending round pipes, the two foot rest and the butt joint tray are locked into an integral structure, and the outer part of the foot rest is also wrapped with a rubber anti-slip sleeve;

the connecting piece, the rotary table and the rope locking drum are all arranged between the two foot frames and above the bottoms of the foot frames.

The beneficial effects of the utility model are as follows: 1. according to the utility model, the unmanned aerial vehicle is matched with the foot rest, so that the device can land on more uneven ground, and through the structure of the foot rest, the unmanned aerial vehicle can take off and land by hand;

2. the rotating fit of the turntable and the connecting piece is increased, so that the turntable can rotate, the connection is stable, meanwhile, the turntable can rotate, the direction of stress is adjusted, the rotation is performed to offset the torsion of the rope, and further, the horizontal swinging force of the unmanned aerial vehicle when the rope is pulled is reduced, and the effect of stable flight is achieved;

3. through locking rope drum, locking rope that can be convenient also can be convenient dismouting rope, make this device more quick convenient when dismouting rope.

Drawings

The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall assembly structure of the present utility model;

FIG. 2 is a schematic view of the entire bottom of the present utility model;

FIG. 3 is an exploded view of the present utility model;

FIG. 4 is a schematic view showing the separation of the turntable and the rope locking drum of the present utility model;

FIG. 5 is a schematic view of an assembled connector according to the present utility model;

FIG. 6 is a schematic view of the structure of the docking pin of the present utility model;

FIG. 7 is a side exploded view of the present utility model;

FIG. 8 is a schematic front view of a positioning slot according to the present utility model;

fig. 9 is a schematic front view of the turntable, clamping frame and rope locking drum of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1-connecting piece, 11-top cover, 12-bottom cover, 13-bearing, 14-bearing cover, 15-loop bar hole, 2-revolving stage, 21-constant head tank, 22-lockhole, 23-rotation limit table, 24-locking table, 25-clamping frame, 3-locking rope drum, 31-locking rope hole, 32-butt joint pin, 33-location bead, 34-hand screw, 4-foot rest, 41-butt joint tray, 42-antiskid cover, 43-horizontal pole.

Detailed Description

Referring to fig. 1 to 9, the present utility model provides a technical solution: a life-saving guy rope device of an unmanned aerial vehicle, comprising:

the device comprises a connecting piece 1, a turntable 2, a rope locking drum 3 and a foot rest 4;

a docking tray 41 locked with the unmanned aerial vehicle is arranged at the top of the foot rest 4, and the foot rest 4 is a supporting frame of the unmanned aerial vehicle;

the connecting piece 1 is of a flat plate structure and is horizontally locked on the foot rest 4, a bearing 13 is arranged in the connecting piece, and an outer ring of the bearing 13 is locked with an inner cavity of the connecting piece 1;

the top of the turntable 2 is of a flat plate structure, the top of the turntable 2 is spliced and locked with the inner ring of the bearing 13, the bottom of the turntable 2 is provided with a clamping frame 25 vertically downwards, the bottom of the clamping frame 25 is provided with a U-shaped groove with a downward opening, the vertical inner side walls on two sides of the clamping frame 25 are vertically provided with positioning grooves 21, and the bottom of the positioning grooves 21 is opened;

the rope locking barrel 3 is a straight pipe, a rope locking hole 31 is formed in the straight pipe, the rope locking hole 31 penetrates through two ends of the rope locking barrel 3, a hand turning screw 34 is connected to the outer part of the rope locking barrel 3 through threads, the inner end of the hand turning screw 34 can rotationally retract to cross the rope locking hole 31, and the telescopic direction of the hand turning screw 34 is perpendicular to the axis of the rope locking hole 31;

the utility model discloses a lock rope drum 3, including lock rope drum 3, the outer wall of lock rope drum 3 has protruding two butt joint pins 32, two the both sides at lock rope drum 3 are fixed to butt joint pin 32 symmetry, the locking of butt joint pin 32 ability downwardly sliding off separation is in the constant head tank 21 of clamping frame 25 both sides, lock rope drum 3 can take off and descend through handheld foot rest 4 under the abominable geographical condition of environment through the horizontal card of butt joint pin 32 detachable establishing in the U type inslot of clamping frame 25, and unmanned aerial vehicle can be through handheld foot rest 4, carries unmanned aerial vehicle rope draw gear simultaneously, and this kind of rope draw gear is easy to dismantle, and when reverse pulling force, the locking is more firm, is difficult for the pine to take off, uses this device to pull the rope, and application scope is wide, and the operation is more convenient.

The connecting piece 1 comprises a top cover 11, a bottom cover 12, a bearing 13 and a bearing cover 14, four loop bar holes 15 are uniformly and horizontally formed in the side wall of the connecting piece 1, the loop bar holes 15 are round holes, a cross bar 43 is inserted into each loop bar hole 15, and the connecting piece 1 is locked on the foot rest 4 through the cross bars 43;

the top cover 11 and the bottom cover 12 are vertically overlapped and locked into an integral disc-shaped structure, the vertical axis of the connecting piece 1 is provided with a through hole, the bearing 13 is horizontally clamped in the bottom cover 12, the outer ring of the bearing 13 is in interference fit with the bottom cover 12, the bearing cover 14 is locked in the top cover 11, the connecting piece 1 is convenient to install through the structure of being covered up and down, the cross rod 43 and the bearing 13 can be locked and connected, the connecting piece 1 can be stably connected with the foot rest 4, and the connecting piece can be used as a platform for supporting and hoisting, so that the turntable 2 can be rotatably connected;

the turntable 2 is a disc, the top of the turntable 2 is convexly provided with a locking table 24, the locking table 24 passes through the bottom cover 12 to be in butt joint with the inner ring of the bearing 13, the bearing cover 14 is pressed on the top of the inner ring of the bearing 13, and the locking table 24 and the bearing cover 14 are locked into an integral structure, so that the turntable 2 and the connecting piece 1 can conveniently rotate through the bearing 13, thereby eliminating torsion force, rotating smoothly, and connecting the turntable 2 and the connecting piece 1 in a rotating way;

the positioning groove 21 is a straight groove, the top of the positioning groove 21 is also provided with a chute, and the chute of the positioning groove 21 is communicated with the straight groove;

the line segment axis of the positioning groove 21 is perpendicular to the top plane of the turntable 2, the bottom of the positioning groove 21 is open, two circular lock holes 22 are formed in each positioning groove 21, the chute axis of the positioning groove 21 coincides with the circle center connecting line of the two lock holes 22, and the included angle a between the circle center connecting line of the two lock holes 22 and the straight groove axis of the positioning groove 21 is 30-90 degrees;

the bottom of the turntable 2 is provided with a rotation limiting table 23 in a protruding mode, when the rope locking barrel 3 is in a horizontal state, the rotation limiting table 23 is positioned above the rope locking barrel 3 in a non-contact mode, and the butt joint pin 32 can be conveniently inserted and locked and is not easy to withdraw due to the inclined structure of the positioning groove 21, and the rope is inclined towards one end of the rope locking barrel 3 due to the fact that the rope locking barrel 3 is only locked into a small rope end, so that the rope is obliquely locked in the clamping frame 25;

the butt joint pin 32 is of a convex strip-shaped structure, the axis of the butt joint pin 32 is mutually perpendicular to the axis of the rope locking barrel 3, two positioning beads 33 are arranged on the butt joint pin 32, and the connecting line of the circle centers of the two positioning beads 33 is also perpendicular to the axis of the rope locking barrel 3;

when the rope locking barrel 3 is obliquely clamped in the clamping frame 25, the two positioning beads 33 on each butt joint pin 32 are in butt joint and locking with the lock hole 22 in one positioning groove 21, the rotation limiting table 23 is blocked at the top of the rope locking barrel 3, and the chute of the positioning groove 21 and the oblique butt joint pin 32 are mutually abutted;

the butt joint pin 32 is in clearance fit with the positioning groove 21, the clearance is not more than 1mm, the butt joint pin 32 can be matched with the positioning groove 21 for disassembly and assembly, and the structure can bear more downward and backward pulling, so that the device cannot fall off when not subjected to force of a specific angle, and the lock hole 22 and the positioning bead 33 are matched and locked with each other, so that the structure is simple, and the disassembly and assembly are more convenient;

the foot rest 4 is a U-shaped bracket formed by bending round pipes, the two foot rests 4 and the butt joint tray 41 are locked into an integral structure, and the outer part of the foot rest 4 is also wrapped with a rubber anti-slip sleeve 42;

the connecting piece 1, the rotary table 2 and the rope locking barrel 3 are all arranged between the two foot frames 4 and above the bottoms of the foot frames 4, the unmanned aerial vehicle can adapt to more complex lifting environments through the structure of the foot frames 4, and the handheld lifting is also supported, and when the handheld lifting is carried out, the foot frames 4 can also provide protection for the connecting piece 1, the rotary table 2 and the rope locking barrel 3, so that collision is avoided.

In one embodiment of the utility model:

the embodiment of the utility model provides a lifesaving guy rope device of an unmanned aerial vehicle, which solves the following technical problems: at present, when the unmanned aerial vehicle lifts a rope, taking off and landing are inconvenient, and many unmanned aerial vehicles with conventional environments cannot take off and land; the rope is inconvenient to disassemble and assemble and is easy to loose due to the fact that the obstacle is pulled; when the rope is transported, the longer the rope is, the larger the received oblique swing is, so that the flying gesture of the unmanned aerial vehicle is unstable, and the direction control is difficult.

The technical problems solved by the utility model are as follows: firmly stable pulls the rope through this device to rope easy dismounting, hoist and mount are stable, and the rope is difficult for droing rope swing influence when reducing unmanned aerial vehicle and fly simultaneously.

The technical effects are realized as follows: 1. according to the utility model, the unmanned aerial vehicle is matched with the foot rest 4, so that the device can land on more uneven ground, and the unmanned aerial vehicle can take off and land by being held by a person through the structure of the foot rest 4;

2. the device increases the running fit of the turntable 2 and the connecting piece 1, so that the turntable 2 can rotate, the connection is stable, the rotation can also be realized, the stress direction is adjusted, the rotation is used for counteracting the torsion of the rope, and further, the horizontal swinging force of the unmanned aerial vehicle when the rope is pulled is reduced, and the effect of stable flight is realized;

3. through locking rope drum 3, locking rope that can be convenient also can be convenient dismouting rope, make this device more quick convenient when dismouting rope.

The technical scheme in the embodiment of the utility model aims to solve the problems, and the overall thought is as follows:

in order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

When the utility model is manufactured, firstly, a conventional butt-joint tray 41 is manufactured, the butt-joint tray 41 is of a mounting structure which is universal to an unmanned aerial vehicle, two foot frames 4 are locked at the bottom of the butt-joint tray 41 by bolts, the two foot frames 4 are symmetrically arranged at the left side and the right side of the unmanned aerial vehicle, the foot frames 4 are U-shaped frames formed by bending round tubes, an anti-slip sleeve 42 is sleeved at the bottom of each foot frame 4, and meanwhile, four cross bars 43 are locked on vertical rods of each foot frame 4;

then, manufacturing a connecting piece 1, wherein the connecting piece 1 is a hollow disc-shaped box structure formed by covering a circular top cover 11 on a circular bottom cover 12, the top cover 11 and the bottom cover 12 are locked into an integral disc-shaped structure through bolts after being overlapped up and down, four sleeve rod holes 15 are arranged on the circular side wall of the connecting piece 1, and the four sleeve rod holes 15 are sleeved and locked with four cross rods 43, so that the connecting piece 1 is horizontally arranged on a foot rest 4, the gravity center of the connecting piece 1 is ensured to be positioned at the center of an unmanned aerial vehicle, and the height of the cross rods 43 is ensured to ensure that a hand turning screw 34 at the lowest part of the device is positioned above the bottom of the foot rest 4;

then, a bearing 13 and a bearing cover 14 are arranged between the top cover 11 and the bottom cover 12 and used for butting and locking the bearing 13, a vertical through hole is arranged at the circle center of the top cover 11 and the bottom cover 12, the bearing 13 and the bearing cover 14 are horizontally arranged, and the axis is vertically arranged;

the outer ring of the bearing 13 is locked at the center in the bottom cover 12, the inner ring is not contacted with the connecting piece 1, the bearing cover 14 is arranged on the top cover 11, the top cover 11 and the bottom cover 12 are covered and locked by bolts, the top cover 11 and the bottom cover 12 are pressed and clamped on the upper surface and the lower surface of the outer ring of the bearing 13, so that the bearing 13 is locked in the inner cavity of the connecting piece 1, the outer ring of the bearing 13 is ensured to be clamped and not moved, and the interference of the outer ring of the bearing 13 is ensured to be enough, so that the bearing 13 is locked and not rotated;

then, manufacturing a rotary table 2, wherein the rotary table 2 is of a flat disc-shaped structure, a locking table 24 protrudes upwards from the top of the rotary table 2, the locking table 24 penetrates through the bottom cover 12 upwards and then is butted on the inner ring of the bearing 13, a long bolt penetrates through the bearing cover 14 and the center position of the bearing 13 vertically, is locked at the vertical axis position of the rotary table 2, and is locked with the bearing 13 through threads, so that the rotary table 2 and the bearing 13 are locked into an integral structure, the rotary table 2 does not fall off, and can rotate relative to the connecting piece 1 through the bearing 13;

a plurality of spring plungers can be additionally arranged between the turntable 2 and the bottom cover 12, so that the turntable 2 can be conveniently and stably rotated, the turntable 2 is ensured not to deflect when rotating, the plurality of spring plungers are uniformly distributed around the locking table 24, and the spring plungers are vertically arranged, so that one ends of balls of the spring plungers are in rolling fit with the top of the turntable 2;

the clamping frame 25 at the bottom of the turntable 2 is provided with a U-shaped groove at the bottom of the clamping frame 25, the bottom of the U-shaped groove is opened in a horizontal reverse direction, two vertical inner side walls of a notch of the clamping frame 25 are provided with positioning grooves 21, the positioning grooves 21 are vertical straight grooves which are concave, the tops of the positioning grooves 21 are provided with inclined grooves, the depth of the straight grooves is identical to that of the inclined grooves, two circular lock holes 22 are arranged in the inclined grooves, the two lock holes 22 are concave in the inclined grooves of the positioning grooves 21, and an included angle a between the circle center connecting line of the two lock holes 22 and the straight grooves of the positioning grooves 21 is 45 degrees, so that the rope locking barrel 3 is convenient to incline to generate oblique force, and the rope locking barrel 3 is clamped stably;

the positioning grooves 21 on two sides and the lock holes 22 inside the positioning grooves are mirror images of each other relative to the vertical axis of the groove of the clamping frame 25;

the bottom of the turntable 2 is provided with a downward fixed protruding rotation limiting table 23, and the rotation limiting table 23 is used for limiting the rotation angle of the rope locking drum 3 and is used for accurate positioning.

Manufacturing a rope locking cylinder 3, wherein the rope locking cylinder 3 is a circular tube, an inner through hole is a rope locking hole 31, then two butt joint pins 32 are fixed on the side wall of the rope locking cylinder 3, the butt joint pins 32 are of a strip-shaped convex block structure, and the vertical axis of the butt joint pins 32 is perpendicular to the axis of the rope locking cylinder 3;

the two butt pins 32 can be just inserted into the positioning grooves 21 in a sliding way, two positioning beads 33 are horizontally arranged on each butt pin 32, the balls of the positioning beads 33 are outwards arranged, the connecting line of the circle centers of the two positioning beads 33 on the same butt pin 32 is perpendicular to the axis of the rope locking hole 31, and the rope locking hole 31 is coaxial with the rope locking barrel 3;

then, a hand-turning screw 34 is arranged at the bottom of the rope locking barrel 3, the screw end of the hand-turning screw 34 is inserted into the rope locking hole 31 through threaded installation, the hand-turning screw 34 can pass through the rope locking hole 31 through turning, when the hand-turning screw 34 is screwed in and out, the hand-turning screw 34 seals the rope locking hole 31, and when the hand-turning screw 34 is turned and loosened, the rope locking hole 31 is unobstructed.

When the rope is installed, the rope end faces to one side of the lifting part of the top of the positioning groove 21, so that when the long rope at the rear section falls down, the positioning pins 32 just rotate downwards to match with the stress angle of the chute of the positioning groove 21, the two positioning pins 32 are aligned with the positioning grooves 21 on the two sides of the inner wall of the clamping frame 25, the rope locking drum 3 is pushed upwards, at the moment, the balls of the positioning pins 33 are in a compressed and retracted state, the rope locking drum 3 is pushed upwards continuously, the positioning pins 32 are abutted against the top chute of the positioning groove 21, then the rope locking drum 3 is rotated, the rope locking drum 3 is inclined, and when the rope is installed, when the positioning pins 32 at the two sides are clamped in the positioning grooves 21 on the two sides of the clamping frame 25, the positioning pins 33 are matched with the positions of the locking holes 22, the positioning pins 33 are ejected and locked in the locking holes 22, the rotating limiting table 23 abuts against the top of the rope locking drum 3, the unmanned aerial vehicle takes off, the rear end of the rope is in a flying point, the rope is kept in a compressed and the rope locking drum 3 is in a state, the inclined rope locking drum 3 can not fall off, and the swinging table 2 can be rotated relative to the rotating table 2, so that the rope can be pulled by the force can be pulled by the swinging table 2, and the force can be naturally pulled by the rotating table 2, and the rotating table can be pulled by the rotating table can be stressed by the rope, and the stressed by the person.

The positioning bead 33, also called ball plunger or spring plunger, is a load device consisting of a housing, a spring, a ball or a cylinder. The ball pressing device is widely applied to products such as medical equipment, lubrication equipment, pneumatic tools and the like, engineers often use the ball pressing device in the working of a die, a clamp, assembly and the like, and the ball pressing device pushes the movement of the ball by means of a spring with certain pressure, so that the device runs smoothly, the ball is pressed down and retracted when the pressure is applied, and the ball surface of the extended part which receives the elasticity when the pressure is lost is limited or provides a rotating friction support.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.

Claims (6)

1. A life-saving guy rope device of an unmanned aerial vehicle, comprising: the device comprises a connecting piece (1), a turntable (2), a rope locking drum (3) and a foot rest (4);

a docking tray (41) locked with the unmanned aerial vehicle is arranged at the top of the foot rest (4), and the foot rest (4) is a supporting frame of the unmanned aerial vehicle;

the connecting piece (1) is of a flat plate structure, is horizontally locked on the foot rest (4), and is internally provided with a bearing (13), and an outer ring of the bearing (13) is locked with an inner cavity of the connecting piece (1);

the top of the turntable (2) is of a flat plate structure, the top of the turntable (2) is spliced and locked with the inner ring of the bearing (13), the bottom of the turntable (2) is vertically provided with a clamping frame (25) downwards, the bottom of the clamping frame (25) is provided with a U-shaped groove with a downwards opening, the vertical inner side walls on two sides of the clamping frame (25) are vertically provided with positioning grooves (21), and the bottom of the positioning grooves (21) is open;

the rope locking barrel (3) is a straight pipe, a rope locking hole (31) is formed in the rope locking barrel, the rope locking hole (31) penetrates through two ends of the rope locking barrel (3), a hand turning screw (34) is connected to the outer part of the rope locking barrel (3) through threads, the inner end of the hand turning screw (34) can rotationally retract to cross the rope locking hole (31) and intercept the rope locking hole, and the telescopic direction of the hand turning screw (34) is perpendicular to the axis of the rope locking hole (31);

two butt joint pins (32) are convexly arranged on the outer wall of the rope locking barrel (3), the two butt joint pins (32) are symmetrically fixed on two sides of the rope locking barrel (3), the butt joint pins (32) can slide downwards to be separated and locked in positioning grooves (21) on two sides of the clamping frame (25), and the rope locking barrel (3) is transversely clamped in the U-shaped groove of the clamping frame (25) through the butt joint pins (32) in a separated mode.

2. The unmanned aerial vehicle life-saving guy rope device of claim 1, wherein: the connecting piece (1) comprises a top cover (11), a bottom cover (12), bearings (13) and a bearing cover (14), four loop bar holes (15) are uniformly and horizontally formed in the side wall of the connecting piece (1), the loop bar holes (15) are round holes, a cross bar (43) is inserted into each loop bar hole (15), and the connecting piece (1) is locked on the foot rest (4) through the cross bars (43);

the top cover (11) and the bottom cover (12) are vertically overlapped and locked into an integral disc-shaped structure, a through hole is formed in the vertical axis of the connecting piece (1), the bearing (13) is horizontally clamped in the bottom cover (12), the outer ring of the bearing (13) is in interference fit with the bottom cover (12), and the bearing cover (14) is locked inside the top cover (11).

3. The unmanned aerial vehicle life-saving guy rope device of claim 2, wherein: the rotary table (2) is a disc, a locking table (24) is convexly arranged at the top of the rotary table (2), the locking table (24) penetrates through the bottom cover (12) to be in butt joint with the inner ring of the bearing (13), the bearing cover (14) is pressed on the top of the inner ring of the bearing (13), and the locking table (24) and the bearing cover (14) are locked into an integral structure.

4. The unmanned aerial vehicle life-saving guy rope device of claim 1, wherein: the positioning groove (21) is a straight groove, the top of the positioning groove (21) is also provided with a chute, and the chute of the positioning groove (21) is communicated with the straight groove;

the line segment axis of the positioning groove (21) is perpendicular to the top plane of the turntable (2), the bottom of the positioning groove (21) is open, two circular lock holes (22) are formed in each positioning groove (21), the chute axis of the positioning groove (21) coincides with the connecting line of the centers of the two lock holes (22), and the included angle a between the connecting line of the centers of the two lock holes (22) and the straight groove axis of the positioning groove (21) is 30-90 degrees;

the bottom of the rotary table (2) is provided with a rotation limiting table (23) in a protruding mode, and when the rope locking drum (3) is in a horizontal state, the rotation limiting table (23) is positioned above the rope locking drum (3) in a non-contact mode.

5. The unmanned aerial vehicle's life-saving guy rope device of claim 4, wherein: the butt joint pin (32) is of a convex strip structure, the axis of the butt joint pin (32) is mutually perpendicular to the axis of the rope locking barrel (3), two positioning beads (33) are arranged on the butt joint pin (32), and the connecting line of the circle centers of the two positioning beads (33) is also perpendicular to the axis of the rope locking barrel (3);

when the rope locking barrel (3) is obliquely clamped in the clamping frame (25), two positioning beads (33) on each butt joint pin (32) are in butt joint and are locked with a lock hole (22) in one positioning groove (21), the rotation limiting table (23) is blocked at the top of the rope locking barrel (3), and a chute of the positioning groove (21) is mutually abutted with the oblique butt joint pin (32);

the butt joint pin (32) is in clearance fit with the positioning groove (21), and the clearance is not more than 1mm.

6. The unmanned aerial vehicle life-saving guy rope device of claim 1, wherein: the foot rest (4) is a U-shaped bracket formed by bending round pipes, the two foot rest (4) and the butt joint tray (41) are locked into an integral structure, and the outer part of the foot rest (4) is also wrapped with a rubber anti-slip sleeve (42);

the connecting piece (1), the rotary table (2) and the rope locking drum (3) are all arranged between the two foot frames (4) and are arranged above the bottoms of the foot frames (4).