阅读说明：本技术 一种无人机防跌落保护装置 (Unmanned aerial vehicle dropproof protection device ) 是由 罗雄兰 吴远辉 吴远新 吴心圣 吴天圣 吴蕊圣 吴思圣 于 2021-01-20 设计创作，主要内容包括：本发明公开了一种无人机防跌落保护装置,包括机体、支撑腿,所述机体上固定连接有两个对称分布的安装块,每个所述安装块的顶部安装有螺旋桨,所述安装块的底部固定连接有连接块,所述连接块的底部固定连接有连接座,所述连接座上固定连接有三个均匀分布的滑杆,每个所述滑杆的外部滑动套接有套筒,所述套筒远离滑杆的一端固定连接有连接杆,三个所述连接杆的顶部共同固定连接有防撞条,所述防撞条位于螺旋桨的外侧,所述滑杆远离连接座的一端固定连接有限位环,所述限位环滑动连接于套筒的内表面,本发明涉及一种无人机防跌落保护装置,具有方便安装与拆卸以及安全可靠的特点。(The invention discloses an unmanned aerial vehicle anti-falling protection device, which comprises a machine body and supporting legs, wherein two symmetrically distributed mounting blocks are fixedly connected to the machine body, a propeller is mounted at the top of each mounting block, the bottom of the mounting block is fixedly connected with a connecting block, the bottom of the connecting block is fixedly connected with a connecting seat, three slide bars which are evenly distributed are fixedly connected on the connecting seat, a sleeve is sleeved outside each slide bar in a sliding way, one end of the sleeve, which is far away from the sliding rod, is fixedly connected with a connecting rod, the tops of the three connecting rods are fixedly connected with an anti-collision strip together, the anti-collision strip is positioned at the outer side of the propeller, one end of the slide bar, which is far away from the connecting seat, is fixedly connected with a limit ring, the invention relates to an unmanned aerial vehicle anti-falling protection device, which is characterized by convenient installation and disassembly, safety and reliability.)

1. The utility model provides an unmanned aerial vehicle dropproof protection device, includes organism (1), supporting leg (28), its characterized in that: two symmetrically distributed mounting blocks (2) are fixedly connected to the machine body (1), a propeller (3) is mounted at the top of each mounting block (2), the bottom of the mounting block (2) is fixedly connected with a connecting block (4), the bottom of the connecting block (4) is fixedly connected with a connecting seat (5), three sliding rods (6) which are uniformly distributed are fixedly connected to the connecting seat (5), a sleeve (7) is sleeved outside each sliding rod (6) in a sliding manner, one end of the sleeve (7) far away from the sliding rod (6) is fixedly connected with a connecting rod (8), the tops of the three connecting rods (8) are fixedly connected with an anti-collision strip (9) together, the anti-collision strip (9) is located on the outer side of the propeller (3), one end, far away from the connecting seat (5), of the sliding rod (6) is fixedly connected with a limiting ring (10), and the limiting ring (10) is connected to the inner surface of the sleeve (7) in a sliding mode.

2. The unmanned aerial vehicle protection device that falls of claim 1, its characterized in that: the anti-collision strip (9) is semicircular, and the anti-collision strip (9) is made of rubber.

3. The unmanned aerial vehicle protection device that falls of claim 1, its characterized in that: the inner side of the sleeve (7) is provided with a first spring (11), one end of the first spring (11) is fixedly connected to the inner surface of the sleeve (7), the other end of the first spring (11) is fixedly connected with a limiting ring (10), the bottom of the machine body (1) is contacted with a connecting plate (12), the connecting plate (12) is fixedly connected with two lugs (13) which are symmetrically distributed, each lug (13) is slidably connected to the inside of the machine body (1), each lug (13) is provided with a limiting groove (14), the inside of the machine body (1) is provided with two moving grooves (15) which are symmetrically distributed, the inside of each moving groove (15) is slidably connected with a limiting rod (16), one end of the limiting rod (16) is slidably connected with the limiting groove (14), and the other end of the limiting rod (16) is fixedly connected with a second spring (17), one end of the second spring (17) far away from the limiting rod (16) is fixedly connected to the inner surface of the movable groove (15).

4. The unmanned aerial vehicle protection device that falls of claim 1, its characterized in that: the limiting ring (10) is in a ring shape, and the limiting ring (10) is made of rubber.

5. The unmanned aerial vehicle protection device that falls of claim 3, its characterized in that: the bump (13) is cylindrical, and the bump (13) is made of stainless steel.

6. The unmanned aerial vehicle protection device that falls of claim 3, its characterized in that: each limiting rod (16) is fixedly connected with a deflector rod (18), the deflector rods (18) are made of stainless steel, two symmetrically distributed sliding grooves (19) are formed in the machine body (1), a shift lever (18) is connected to the inside of each sliding groove (19) in a sliding manner, the bottom of the connecting plate (12) is fixedly connected with a fixed seat (20), the bottom of the fixed seat (20) is fixedly connected with two symmetrically distributed thread sleeves (21), the interior of each thread sleeve (21) is connected with a thread head (22) through threads, the bottom of the screw head (22) is fixedly connected with a fixed block (23), the bottom of the fixed block (23) is welded with a hook (24), the hook (24) is made of stainless steel, a hanging ring (25) is hung on the hook (24), the lifting rings (25) are made of stainless steel, and the bottoms of the two lifting rings (25) are fixedly connected with a carrying box (26) together.

7. The unmanned aerial vehicle protection device that falls of claim 6, its characterized in that: articulated on fixing base (20) have two symmetric distribution's articulated rod (27), every fixedly connected with guide block (33) on articulated rod (27).

8. The unmanned aerial vehicle protection device that falls of claim 7, its characterized in that: a supporting leg (28) is sleeved outside each hinge rod (27) in a sliding manner, a mounting groove (30) is arranged inside each supporting leg (28), the inner surface of the mounting groove (30) is fixedly connected with a third spring (31), one end of the third spring (31) far away from the inner surface of the mounting groove (30) is fixedly connected with a hinge rod (27), the supporting legs (28) are provided with wide grooves (32), the inner parts of the wide grooves (32) are connected with guide blocks (33) in a sliding way, a roller (29) is arranged outside one end of the support leg (28) far away from the hinged rods (27), each hinged rod (27) is fixedly connected with a second connector (35), the bottom fixedly connected with of fixing base (20) has two first connector (34) of symmetric distribution, every fixedly connected with fourth spring (36) between first connector (34) and second connector (35).

Technical Field

The invention belongs to the technical field of unmanned aerial vehicles, and particularly relates to an unmanned aerial vehicle anti-falling protection device.

Background

Unmanned aerial vehicle wide application is in fields such as aerial photography, agriculture, express delivery transportation, disaster rescue, if the phenomenon that unmanned aerial vehicle falls appears in unmanned aerial vehicle breaking down, the last part of unmanned aerial vehicle receives strong striking and can damage, if do not have the dropproof protection can bring serious economic loss, but present protection device has some problems: 1. the mounting and dismounting are troublesome, and the unmanned aerial vehicle is not convenient to store; 2. not enough of protection, unmanned aerial vehicle's screw and organism part are injured easily. Therefore, an unmanned aerial vehicle anti-falling protection device needs to be designed.

The invention content is as follows:

the invention aims to solve the problems and provide a falling prevention protection device for an unmanned aerial vehicle, which solves the problems in the background art.

In order to solve the above problems, the present invention provides a technical solution:

the utility model provides an unmanned aerial vehicle dropproof protection device, includes organism, supporting leg, two symmetric distribution's of fixedly connected with installation piece, every on the organism the screw is installed at the top of installation piece, the bottom fixedly connected with connecting block of installation piece, the bottom fixedly connected with connecting seat of connecting block, the slide bar of the three evenly distributed of fixedly connected with on the connecting seat, every the outside slip of slide bar has cup jointed the sleeve, the sleeve is kept away from the one end fixedly connected with connecting rod of slide bar, and is three the common fixedly connected with anticollision strip in top of connecting rod, the anticollision strip is located the outside of screw, the one end fixedly connected with spacing ring of connecting seat is kept away from to the slide bar, spacing ring sliding connection is in telescopic internal surface.

Preferably, the bumper strip is semicircular, and the bumper strip is made of rubber.

As preferred, telescopic inboard is provided with first spring, the one end fixed connection of first spring is in telescopic internal surface, the other end fixedly connected with spacing ring of first spring, the bottom contact of organism has the connecting plate, two symmetric distribution's of fixedly connected with lug on the connecting plate, every the equal sliding connection of lug in the inside of organism, every the spacing groove has been seted up on the lug, two symmetric distribution's shifting chute has been seted up to the inside of organism, every the inside sliding connection of shifting chute has the gag lever post, the one end and the spacing groove sliding connection of gag lever post, the other end fixedly connected with second spring of gag lever post, the one end fixed connection of gag lever post in shifting chute is kept away from to the second spring is in the internal surface of shifting chute.

Preferably, the limiting ring is annular and is made of rubber.

Preferably, the bump is cylindrical, and the bump is made of stainless steel.

As preferred, every fixedly connected with driving lever on the gag lever post, the driving lever is stainless steel, two symmetric distribution's spout, every are seted up to the inside of organism the inside sliding connection of spout has the driving lever, the bottom fixedly connected with fixing base of connecting plate, the thread bush of two symmetric distribution of bottom fixedly connected with of fixing base, every there is the thread end thread bush inside through threaded connection, the bottom fixedly connected with fixed block of thread end, the bottom welding of fixed block has the couple, the couple is stainless steel, it has rings to have hung on the couple, rings are stainless steel, two the common fixedly connected with thing case of carrying in the bottom of rings.

Preferably, the fixed seat is hinged with two hinge rods which are symmetrically distributed, and each hinge rod is fixedly connected with a guide block.

As preferred, every the supporting leg has been cup jointed in the outside slip of hinge bar, the inside of supporting leg is provided with the mounting groove, the interior fixed surface of mounting groove is connected with the third spring, the one end fixedly connected with hinge bar of mounting groove internal surface is kept away from to the third spring, the wide groove has been seted up on the supporting leg, the inside sliding connection of wide groove has the guide block, the one end externally mounted that the hinge bar was kept away from to the supporting leg has the gyro wheel, every fixedly connected with second connector on the hinge bar, the first connector of two symmetric distributions of bottom fixedly connected with of fixing base, every fixedly connected with fourth spring between first connector and the second connector.

The invention has the beneficial effects that: the invention relates to an unmanned aerial vehicle anti-falling protection device, which has the characteristics of convenience in installation and disassembly, safety and reliability, and has the following two beneficial effects in specific use compared with the prior art:

firstly, a connecting seat is designed at the bottom of a mounting block for mounting a propeller, the connecting seat is connected with the mounting block through a connecting block, three buffer mechanisms are designed outside the connecting seat, the three buffer mechanisms are connected with an anti-collision strip through a connecting rod, and the anti-collision strip is designed to be positioned outside the propeller, so that the unmanned aerial vehicle can be ensured to fall behind, and the propeller is effectively protected from being damaged;

secondly, through add a connecting plate easy to assemble and dismantlement in the bottom of unmanned aerial vehicle organism, the bottom design of connecting plate has the fixing base, has articulated two hinge bars on the fixing base, and the outside of every hinge bar has all designed the supporting leg that has shock attenuation buffer gear to the design has the fourth spring between two hinge bars and the connecting plate, and further play the absorbing effect of buffering, the protection organism is not damaged as far as after falling.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the connecting base of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the structure of the portion C of FIG. 1 according to the present invention;

fig. 6 is an enlarged view of the structure of the portion D in fig. 1 according to the present invention.

In the figure: 1. a body; 2. mounting blocks; 3. a propeller; 4. connecting blocks; 5. a connecting seat; 6. a slide bar; 7. a sleeve; 8. a connecting rod; 9. an anti-collision strip; 10. a limiting ring; 11. a first spring; 12. a connecting plate; 13. a bump; 14. a limiting groove; 15. a moving groove; 16. a limiting rod; 17. a second spring; 18. a deflector rod; 19. a chute; 20. a fixed seat; 21. a threaded sleeve; 22. a screw head; 23. a fixed block; 24. hooking; 25. a hoisting ring; 26. a carrying box; 27. a hinged lever; 28. supporting legs; 29. a roller; 30. mounting grooves; 31. a third spring; 32. a wide groove; 33. a guide block; 34. a first connector; 35. a second connector; 36. and a fourth spring.

The specific implementation mode is as follows:

as shown in fig. 1 to 6, the following technical solutions are adopted in the present embodiment:

example (b):

the utility model provides an unmanned aerial vehicle dropproof protection device, includes organism 1, supporting leg 28, organism 1 is gone up two symmetric distribution's of fixedly connected with installation piece 2, every screw 3 is installed at the top of installation piece 2, the bottom fixedly connected with connecting block 4 of installation piece 2, the bottom fixedly connected with connecting seat 5 of connecting block 4, the three evenly distributed's of fixedly connected with slide bar 6 on the connecting seat 5, every sleeve 7 has been cup jointed in the outside slip of slide bar 6, sleeve 7 keeps away from the one end fixedly connected with connecting rod 8 of slide bar 6, and is three the common fixedly connected with anticollision strip 9 in top of connecting rod 8, anticollision strip 9 is located the outside of screw 3, the one end fixedly connected with spacing ring 10 of connecting seat 5 is kept away from to slide bar 6, spacing ring 10 sliding connection is in the internal surface of sleeve 7.

Wherein, the anticollision strip 9 is semicircle form, anticollision strip 9 is the rubber material.

Wherein, the inboard of sleeve 7 is provided with first spring 11, the one end fixed connection of first spring 11 is in the internal surface of sleeve 7, the other end fixedly connected with spacing ring 10 of first spring 11, the bottom contact of organism 1 has connecting plate 12, lug 13 of two symmetric distributions of fixedly connected with on the connecting plate 12, every the equal sliding connection of lug 13 in the inside of organism 1, every spacing groove 14 has been seted up on lug 13, two symmetric distributions's shifting chute 15 has been seted up to the inside of organism 1, every the inside sliding connection of shifting chute 15 has gag lever post 16, the one end and the 14 sliding connection of gag lever post 16, the other end fixedly connected with second spring 17 of gag lever post 16, the one end fixed connection in shifting chute 15's internal surface is kept away from to second spring 17.

The limiting ring 10 is annular, and the limiting ring 10 is made of rubber.

The bump 13 is cylindrical, and the bump 13 is made of stainless steel.

Wherein, every fixedly connected with driving lever 18 on the gag lever post 16, driving lever 18 is stainless steel material, two symmetric distribution's spout 19, every are seted up to organism 1's inside spout 19's inside sliding connection has driving lever 18, the bottom fixedly connected with fixing base 20 of connecting plate 12, the thread bush 21 of two symmetric distribution of bottom fixedly connected with of fixing base 20, every there is threaded head 22 thread connection through threaded connection in the inside of thread bush 21, threaded head 22's bottom fixedly connected with fixed block 23, the bottom welding of fixed block 23 has couple 24, couple 24 is stainless steel material, it has rings 25 to have hung on the couple 24, rings 25 are stainless steel material, two the common fixedly connected with in bottom of rings 25 carries thing case 26.

Wherein, articulated on the fixing base 20 have two articulated rods 27 of symmetric distribution, every fixedly connected with guide block 33 on the articulated rod 27.

Wherein, every the supporting leg 28 has been cup jointed in articulated mast 27's outside slip, the inside of supporting leg 28 is provided with mounting groove 30, the interior fixed surface of mounting groove 30 is connected with third spring 31, the one end fixedly connected with articulated mast 27 of mounting groove 30 internal surface is kept away from to third spring 31, wide groove 32 has been seted up on the supporting leg 28, the inside sliding connection of wide groove 32 has guide block 33, the one end externally mounted that articulated mast 27 was kept away from to supporting leg 28 has gyro wheel 29, every fixedly connected with second connector 35 on the articulated mast 27, the first connector 34 of two symmetric distributions of bottom fixedly connected with of fixing base 20, every fixedly connected with fourth spring 36 between first connector 34 and the second connector 35.

The using state of the invention is as follows: when the unmanned aerial vehicle takes off, if the unmanned aerial vehicle unexpectedly falls under the condition of shutdown, the anti-collision strip 9 contacts the ground to drive the connecting rod 8 to move, the connecting rod 8 drives the sleeve 7 to move, the first spring 11 in the sleeve 7 is compressed or stretched, the propeller 3 is effectively protected from being damaged, and when the roller 29 contacts the ground, the roller 29 drives the supporting leg 28 to move and compress the third spring 31, the third spring 31 drives the hinge rod 27 to move upwards, so that the hinge rod 27 compresses the fourth spring 36, and the third spring 31 and the fourth spring 36 effectively protect the machine body 1 from being damaged as much as possible after falling.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.