CN214112855U

CN214112855U - Utilize unmanned aerial vehicle descending seismic isolation device of gear drive principle

Info

Publication number: CN214112855U
Application number: CN202023298048.5U
Authority: CN
Inventors: 黄启辉
Original assignee: Shenzhen Honghui Plastic Products Co ltd
Current assignee: Shenzhen Honghui Plastic Products Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-03
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses an unmanned aerial vehicle landing shock-absorbing device utilizing the gear transmission principle, which mainly aims to solve the problems that the existing unmanned aerial vehicle landing shock-absorbing device is inconvenient to use and poor in shock-absorbing effect, and causes the damage of precision parts inside the unmanned aerial vehicle; an unmanned aerial vehicle landing shock-absorbing device utilizing a gear transmission principle comprises a box body, wherein two symmetrical gear boxes are arranged at the bottom of an inner cavity of the box body, supporting blocks are arranged at the tops of the gear boxes, lifting rods are arranged in the supporting blocks in a sliding mode, the bottom ends of the lifting rods are connected with sliding rods, the bottom ends of the sliding rods penetrate through the outer portion of the box body and are connected with arc-shaped plates, the arc-shaped plates are made of metal sheets, racks are arranged on the side walls of the lifting rods, and first gears are arranged in the gear boxes; unmanned aerial vehicle descending seismic isolation device cushions when descending unmanned aerial vehicle through gear drive and the deformation of elasticity rope, prevents that unmanned aerial vehicle inside precision part is damaged when descending.

Description

Utilize unmanned aerial vehicle descending seismic isolation device of gear drive principle

Technical Field

The utility model relates to an unmanned aerial vehicle seismic isolation equipment field specifically is an utilize unmanned aerial vehicle descending seismic isolation device of gear drive principle.

Background

The unmanned plane is an unmanned plane which is operated by utilizing a radio remote control device and a self-contained program control device, or is completely or intermittently and autonomously operated by a vehicle-mounted computer; unmanned aerial vehicle is in civilian aspect, uses at present in fields such as aerial photography, agriculture, plant protection, miniature autodyne, great expansion unmanned aerial vehicle's use itself, and developed country also is actively expanding the trade and uses and develop the unmanned aerial vehicle technique, and unmanned aerial vehicle need install damping device additional when the field usage, prevents that unmanned aerial vehicle from damaging when descending.

Current unmanned aerial vehicle descending seismic isolation device structure is complicated, and it is inconvenient to use, only carries out the shock attenuation to unmanned aerial vehicle through the spring, and the shock attenuation effect is not good, produces vibrations easily when unmanned aerial vehicle descends, leads to the inside precision parts of unmanned aerial vehicle to damage, causes economic loss, and seismic isolation device stability is not strong moreover, and unmanned aerial vehicle can't be steady place subaerial.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utilize unmanned aerial vehicle descending seismic isolation device of gear drive principle to reach above-mentioned purpose.

In order to achieve the above object, the utility model provides a following technical scheme:

an unmanned aerial vehicle landing shock-absorbing device utilizing a gear transmission principle comprises a box body, wherein two symmetrical gear boxes are arranged at the bottom of an inner cavity of the box body, supporting blocks are arranged at the tops of the gear boxes, lifting rods are arranged inside the supporting blocks in a sliding mode, the bottom ends of the lifting rods are connected with sliding rods, the bottom ends of the sliding rods penetrate through the outer portion of the box body and are connected with arc-shaped plates, the arc-shaped plates are made of metal sheets, two symmetrical racks are arranged on the side walls of the lifting rods, first gears and second gears are arranged inside the gear boxes, the first gears and the second gears are respectively arranged on two sides of the lifting rods and are meshed with the racks, the second gears are rotatably arranged inside the gear boxes through take-up shafts, elastic ropes are connected to the outer surfaces of the take-up shafts, take-up drums are arranged at the bottom ends of the inner cavity of the box body, vertical rods are arranged inside the box body, two the line wheel is all installed on montant top, the elasticity rope is through passing the line wheel and twine in a receipts line section of thick bamboo surface.

On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:

in one alternative: first gear passes through the gear shaft and rotates and install inside the gear box, gear box inner wall horizontal installation has the fixed block, square groove has been seted up to the fixed block upper surface, square inslot portion is provided with the dwang, the dwang rotates with the fixed block through the pivot and is connected, dwang top end fixed mounting has the rubber wheel, the dwang both sides are provided with two baffles, baffle bottom and fixed block fixed connection, be connected with the spring between baffle and the dwang.

In one alternative: the utility model discloses a box, including a lifter, box inner chamber, buffer slot, buffer spring, box inner chamber, box, lifting rod top is connected with the cylinder pole, two cylinder section of thick bamboo are installed at box inner chamber top, the buffer slot has been seted up to cylinder section of thick bamboo inside, cylinder pole and buffer slot sliding fit, the inside buffer spring that is provided with of buffer slot, the buffer spring both ends are connected with cylinder section of thick bamboo and cylinder pole homogeneous phase respectively.

In one alternative: the top of the box body is provided with two magnet blocks.

In one alternative: two locking bolts are vertically installed at the top of the box body, and locking nuts are arranged on the outer surfaces of the locking bolts.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the landing shock-absorbing device of the unmanned aerial vehicle is simple in structure and convenient to use, and buffers when the unmanned aerial vehicle lands through gear transmission and deformation of the elastic rope, so that external force borne by the unmanned aerial vehicle can be removed, internal precision parts of the unmanned aerial vehicle are prevented from being damaged when the unmanned aerial vehicle lands, and the unmanned aerial vehicle can be conveniently lifted in the field;

2. the unmanned aerial vehicle landing shock-absorbing device supports the unmanned aerial vehicle through the arc plate at the bottom, and the arc plate can play a role in shock absorption through deformation, so that the stability of the unmanned aerial vehicle is improved, and the unmanned aerial vehicle can be prevented from shaking during landing;

3. unmanned aerial vehicle descending seismic isolation device is connected the box with unmanned aerial vehicle through magnet and bolt, and the location is accurate, and the installation is dismantled conveniently, is applicable to different specification and dimension's unmanned aerial vehicle, and the practicality is stronger.

Drawings

FIG. 1 is a schematic structural view of a landing shock absorbing device of an unmanned aerial vehicle;

FIG. 2 is a partial enlarged view of part A of the landing shock absorbing device of the unmanned aerial vehicle;

FIG. 3 is a schematic view of a rotating rod in the landing shock absorbing device of the UAV;

notations for reference numerals: 1-box body, 2-gear box, 3-lifting rod, 4-rack, 5-supporting block, 6-sliding rod, 7-arc plate, 8-take-up drum, 9-elastic rope, 10-take-up shaft, 11-first gear, 12-gear shaft, 13-second gear, 14-cylindrical rod, 15-cylindrical drum, 151-buffer groove, 16-vertical rod, 17-buffer spring, 18-magnet block, 19-locking bolt, 20-locking nut, 21-fixed block, 211-square groove, 22-rotating shaft, 23-partition plate, 24-spring, 25-rotating rod, 26-rubber wheel and 27-wire-passing wheel.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1 to 3, in the embodiment of the present invention, an unmanned aerial vehicle landing shock absorbing device using a gear transmission principle includes a box body 1, two symmetrical gear boxes 2 are installed at the bottom of an inner cavity of the box body 1, a supporting block 5 is installed at the top of each gear box 2, a lifting rod 3 is slidably installed inside each supporting block 5, a sliding rod 6 is connected to the bottom end of each lifting rod 3, the bottom end of each sliding rod 6 penetrates through the outside of the box body 1 and is connected with an arc-shaped plate 7, each arc-shaped plate 7 is made of a metal sheet, two symmetrical racks 4 are installed on the side wall of each lifting rod 3, a first gear 11 and a second gear 13 are installed inside each gear box 2, the first gear 11 and the second gear 13 are respectively installed on two sides of each lifting rod 3 and are engaged with the racks 4, the second gear 13 is rotatably installed inside each gear box 2 through a take-up shaft 10, the outer surface of the take-up shaft 10 is connected with an elastic rope 9, the take-up drum 8 is installed at the bottom end of the inner cavity of the box body 1, a vertical rod 16 and two are arranged inside the box body 1, a line wheel 27 is installed at the top end of the vertical rod 16, the elastic rope 9 passes through the line wheel 27 and is wound on the outer surface of the take-up drum 8, the second gear 13 rotates, the elastic rope 9 is stretched and wound on the take-up shaft 10, and the elastic rope 9 can be contracted and can rotate for limiting the second gear 13.

The first gear 11 is rotatably installed inside the gear box 2 through a gear shaft 12, a fixed block 21 is horizontally installed on the inner wall of the gear box 2, a square groove 211 is formed in the upper surface of the fixed block 21, a rotating rod 25 is arranged inside the square groove 211, the rotating rod 25 is rotatably connected with the fixed block 21 through a rotating shaft 22, a rubber wheel 26 is fixedly installed at the top end of the rotating rod 25, two partition plates 23 are arranged on two sides of the rotating rod 25, the bottom end of each partition plate 23 is fixedly connected with the fixed block 21, a spring 24 is connected between each partition plate 23 and the rotating rod 25, the first gear 11 rotates and drives the rubber wheel 26 and the rotating rod 25 to swing left and right, the two springs 24 reset the rotating rod 25 through elastic force, and the spring 24 provides resistance for the rotating rod 25; the top end of the lifting rod 3 is connected with a cylindrical rod 14, two cylindrical barrels 15 are mounted at the top of the inner cavity of the box body 1, a buffer groove 151 is formed in each cylindrical barrel 15, the cylindrical rod 14 is in sliding fit with the buffer groove 151, a buffer spring 17 is arranged in each buffer groove 151, and two ends of each buffer spring 17 are respectively connected with the cylindrical barrels 15 and the cylindrical rods 14; two magnet blocks 18 are arranged on the top of the box body 1.

Example 2

Referring to fig. 1, the embodiment of the present invention is different from embodiment 1 in that two locking bolts 19 are vertically installed at the top of the box body 1, and a locking nut 20 is disposed on the outer surface of each locking bolt 19.

The utility model discloses a theory of operation is: placing the unmanned aerial vehicle on the top of the box body 1, adsorbing two magnet blocks 18 on the top of the box body 1 at the bottom of the unmanned aerial vehicle, penetrating two locking bolts 19 into the unmanned aerial vehicle, adjusting the position of the unmanned aerial vehicle, and fixedly connecting the unmanned aerial vehicle with the box body 1 by using locking nuts 20; when the unmanned aerial vehicle lands, the arc plate 7 at the bottom of the box body 1 firstly contacts the ground, the arc plate 7 is made of metal sheets and has elasticity, the buffer can be realized through deformation, the arc plate 7 drives the lifting rod 3 to ascend through the sliding rod 6, the lifting rod 3 drives the second gear 13 and the first gear 11 to rotate through the rack 4 arranged on the side wall, the second gear 13 rotates, meanwhile, the elastic rope 9 is stretched and wound on the take-up shaft 10, the elastic rope 9 can be contracted and limit the second gear 13 to rotate, the first gear 11 rotates and drives the rubber wheel 26 and the rotating rod 25 to swing left and right, the two springs 24 reset the rotating rod 25 through elasticity, and the springs 24 can provide resistance for the rotating rod 25; the device can perform shock absorption and buffering on the lifting rod 3 by limiting the rotation of the second gear 13 and the first gear 11; 14 upward movement extrusion buffer spring 17 of cylindric lock that the 3 tops of lifter set up, buffer spring 17 cushions lifter 3 through the elasticity that the compression produced, and after unmanned aerial vehicle fell, buffer spring 17 pushed lifter 3 downwards through cylindric lock 14, and the shrink of elasticity rope 9 simultaneously drives the reversal of second gear 13, resets lifter 3, and lifter 3 gets back to the normal position.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an utilize unmanned aerial vehicle landing seismic isolation device of gear drive principle, includes box (1), its characterized in that, box (1) inner chamber bottom installs two symmetrical gear boxes (2), supporting shoe (5) are installed at gear box (2) top, the inside slip of supporting shoe (5) is provided with lifter (3), lifter (3) bottom is connected with slide bar (6), slide bar (6) bottom is run through to box (1) outside and is connected with arc (7), arc (7) adopt the sheetmetal to make, lifter (3) lateral wall is provided with two symmetrical rack (4), gear box (2) internally mounted has first gear (11) and second gear (13), first gear (11) and second gear (13) are installed respectively in lifter (3) both sides and are engaged with rack (4), second gear (13) are rotated through receipts spool (10) and are installed inside gear box (2), it is connected with elastic rope (9) to receive spool (10) surface, box (1) inner chamber bottom is installed and is received a line section of thick bamboo (8), box (1) inside be provided with montant (16), two montant (16) top is all installed and is crossed line wheel (27), elastic rope (9) are through crossing line wheel (27) and twine in receiving a line section of thick bamboo (8) surface.

2. The unmanned aerial vehicle landing shock absorbing device of claim 1, wherein, first gear (11) is rotated through gear shaft (12) and is installed inside gear box (2), gear box (2) inner wall horizontal installation has fixed block (21), square groove (211) have been seted up to fixed block (21) upper surface, inside dwang (25) that is provided with of square groove (211), dwang (25) are rotated with fixed block (21) through pivot (22) and are connected, dwang (25) top fixed mounting has rubber wheel (26), dwang (25) both sides are provided with two baffles (23), baffle (23) bottom and fixed block (21) fixed connection, be connected with spring (24) between baffle (23) and dwang (25).

3. The unmanned aerial vehicle landing shock absorbing device of claim 2, wherein the top end of the lifting rod (3) is connected with a cylindrical rod (14), two cylindrical barrels (15) are installed at the top of the inner cavity of the box body (1), a buffer groove (151) is formed in each cylindrical barrel (15), the cylindrical rod (14) is in sliding fit with the buffer groove (151), a buffer spring (17) is arranged in each buffer groove (151), and two ends of each buffer spring (17) are respectively connected with the cylindrical barrels (15) and the cylindrical rod (14) in a homogeneous phase mode.

4. An unmanned aerial vehicle landing shock absorbing device according to claim 1, wherein two magnet blocks (18) are arranged at the top of the box body (1).

5. An unmanned aerial vehicle landing shock absorbing device according to claim 1, wherein two locking bolts (19) are vertically installed at the top of the box body (1), and locking nuts (20) are arranged on the outer surfaces of the locking bolts (19).