CN214824077U

CN214824077U - Unmanned aerial vehicle's descending protection subassembly

Info

Publication number: CN214824077U
Application number: CN202023198805.1U
Authority: CN
Inventors: 葛高翔
Original assignee: Jiangsu Hanke Aviation Technology Co ltd
Current assignee: Jiangsu Hanke Aviation Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-11-23
Anticipated expiration: 2030-12-24

Abstract

The utility model relates to an unmanned air vehicle technique field specifically is an unmanned aerial vehicle's descending protection subassembly, which comprises a base, one side of base is provided with two first branches. The utility model discloses when using, at first with the bottom of equipment fixing at unmanned aerial vehicle, after unmanned aerial vehicle rises, the pressure disk can reset through first spring, the length of pressure disk surpasss the length of pulley, when unmanned aerial vehicle descends, at first make pressure disk contact ground, then the first spring and the dead lever of pressure disk bottom can contract rapidly, the dead lever can insert toward the inside of spacing dish, after the pressure disk shrink, pulley contact ground's a twinkling of an eye, the fixed block that the fixed disk passes through the second mount pad to be connected can drive first branch and second branch and incline toward opposite both sides rapidly, with supporting angle grow between first branch and the second branch, and when first branch and second branch incline to the maximum angle, keep the level once more between pressure disk and the pulley, stability when can improving the descending.

Description

Unmanned aerial vehicle's descending protection subassembly

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is an unmanned aerial vehicle's descending protection subassembly.

Background

The unmanned aerial vehicle is an unmanned aerial vehicle operated by utilizing a radio remote control device and a self-contained program control device, and the civil unmanned aerial vehicle has important application in the fields of aerial photography, agriculture, plant protection, disaster relief and the like.

Unmanned aerial vehicle touches down to earth when descending necessarily carries out the shock attenuation in order to protect the fuselage, and this type of shock attenuation buffer is less at present, and the current shock attenuation buffer design of part is also less than ideal, consequently necessary design a more reasonable buffer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unmanned aerial vehicle's descending protection subassembly to solve the problem that proposes in the above-mentioned background art.

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

a landing protection component of an unmanned aerial vehicle comprises a base, wherein one side of the base is provided with two first supporting rods, two second supporting rods are arranged on one side of the base far away from the two first supporting rods, a first connecting plate is fixedly connected between the middle parts of the two first supporting rods, a second connecting plate is fixedly connected between the middle parts of the two second supporting rods, the first connecting plate and the second connecting plate are respectively provided with a first mounting seat at one side of the middle part close to the base, the inner parts of the two first mounting seats are respectively and fixedly connected with a fixed block through a first rotating shaft, the top parts of the fixed blocks at the two sides are respectively and fixedly connected with a second mounting seat through a second rotating shaft, one side of the second mounting seat is fixedly connected with a fixed disc, the inside of the fixed disc is movably connected with a fixed rod, a pressure plate is fixedly connected to the top of the fixed rod, and a first spring is arranged between the pressure plate and the fixed plate;

through the scheme, when the device is used, the device is firstly installed at the bottom of an unmanned aerial vehicle, the pressure plate installed at the middle end of the bottom of the base faces the ground, when the unmanned aerial vehicle rises, the pressure plate can reset through the first spring, the length of the pressure plate exceeds the length of the pulley, when the unmanned aerial vehicle descends, the pressure plate is firstly contacted with the ground, then the first spring and the fixed rod at the bottom of the pressure plate can be rapidly contracted, the fixed rod can be inserted into the limiting plate, after the pressure plate is contracted, the pulley is contacted with the ground in one moment, the fixed block connected with the fixed plate through the second installation seat can drive the first supporting rod and the second supporting rod to rapidly incline towards two opposite sides, the supporting angle between the first supporting rod and the second supporting rod is increased, when the first supporting rod and the second supporting rod incline to the maximum angle, the pressure plate and the pulley are kept horizontal again, the descending stability during landing can be improved, and the landing is not caused by shaking during landing, resulting in the device falling.

Preferably, the inside of the bottom end of the fixed rod is fixedly connected with a pressure head through a second spring, and two sides of the fixed rod, which are close to the second spring, are provided with clamping heads;

through the scheme, the clamping head is arranged, so that the fixed rod is prevented from popping the pressure plate to cause equipment to topple over after being withdrawn, the clamping head at the bottom of the fixed rod can be clamped in the through hole at the bottom of the sleeve to fix the pressure plate, and when the pressure plate needs to be used again, the pressure plate can be pulled out only by pulling force;

preferably, the top end of the middle part of the base is fixedly provided with a limiting disc, the bottom of the base close to the limiting disc is provided with a sleeve, and the sleeve and the limiting disc are both internally provided with an inner groove;

through the scheme, the sleeve is arranged, so that the fixing rod can be inserted into the sleeve when being retracted, the left-right shaking is avoided, and the limiting and guiding effects are achieved;

preferably, sliding grooves are formed in the two sides, close to the first supporting rod and the second supporting rod, of the base, the middle of each sliding groove is fixedly connected with the first supporting rod and the second supporting rod through a third rotating shaft, limiting blocks are arranged on the outer sides, close to the first supporting rod and the second supporting rod, of the base, and grooves are formed in the limiting blocks;

through the scheme, the limiting block is arranged, and the limiting block is used for controlling the inclined angle when the first supporting rod and the second supporting rod are inclined so as not to incline to the horizontal state, and controlling the inclined angle and keeping the pressure plate horizontal;

preferably, a shell is fixedly installed at one end, far away from the base, of each of the first supporting rod and the second supporting rod, and a pulley is arranged inside the shell;

through the scheme, the pulley is arranged, so that when the pressure plate is retracted during landing, the pulley can drive the first support rod and the second support rod to slide and incline towards two sides for the first time;

preferably, the outer parts of the two sides of the base are fixedly connected with convex blocks, and the inner parts of the convex blocks on the two sides are provided with mounting holes;

through the scheme, through setting up the mounting hole, through the mounting hole, the device is conveniently installed on unmanned aerial vehicle, also can maintain through the screw of dismantling on the mounting hole after damaging.

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

1. when the device is used, equipment is firstly installed at the bottom of an unmanned aerial vehicle, a pressure plate installed at the middle end of the bottom of a base faces the ground, when the unmanned aerial vehicle rises, the pressure plate can reset through a first spring, the length of the pressure plate exceeds the length of a pulley, when the unmanned aerial vehicle descends, the pressure plate is firstly contacted with the ground, then the first spring and a fixing rod at the bottom of the pressure plate can rapidly contract, the fixing rod can be inserted into a limiting disc, after the pressure plate contracts, at the moment that the pulley is contacted with the ground, a fixing block connected by a fixing disc through a second mounting seat can drive a first supporting rod and a second supporting rod to rapidly incline towards two opposite sides, the supporting angle between the first supporting rod and the second supporting rod is increased, when the first supporting rod and the second supporting rod incline to the maximum angle, the pressure plate and the pulley are kept horizontal again, and the stability during descending can be improved, the falling of the equipment caused by shaking when falling is avoided.

2. This unmanned aerial vehicle's descending protection subassembly, through setting up the dop, withdraw the back when the dead lever, pop out the pressure disk in order to prevent the dead lever, lead to equipment to empty, therefore the dop of dead lever bottom can block and fix it in telescopic bottom through-hole, when needs reuse, only need exert oneself to stimulate the pressure disk, can take it out.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the fixing rod mounting structure of the present invention;

FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 1;

fig. 4 is an enlarged schematic view of the present invention at B in fig. 2.

In the figure: 1. a base; 2. a first support bar; 3. a second support bar; 4. a first connecting plate; 5. a second connecting plate; 6. a first mounting seat; 7. a fixed block; 8. a second mounting seat; 9. fixing the disc; 10. fixing the rod; 11. a platen; 12. a first spring; 13. a second spring; 14. a pressure head; 15. clamping a head; 16. a limiting disc; 17. a sleeve; 18. an inner tank; 19. a chute; 20. a limiting block; 21. a groove; 22. a housing; 23. a pulley; 24. a bump; 25. and (7) installing holes.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

a landing protection component of an unmanned aerial vehicle comprises a base 1, wherein two first supporting rods 2 are arranged on one side of the base 1, two second supporting rods 3 are arranged on one side of the base 1 far away from the two first supporting rods 2, a first connecting plate 4 is fixedly connected between the middles of the two first supporting rods 2, a second connecting plate 5 is fixedly connected between the middles of the two second supporting rods 3, first mounting seats 6 are respectively arranged on one sides, close to the middles of the base 1, of the first connecting plates 4 and the second connecting plates 5, fixed blocks 7 are fixedly connected inside the two first mounting seats 6 through first rotating shafts, second mounting seats 8 are fixedly connected to the tops of the fixed blocks 7 on two sides through second rotating shafts, a fixed disc 9 is fixedly connected to one side of each second mounting seat 8, a fixed bar 10 is movably connected inside the fixed disc 9, a pressure disc 11 is fixedly connected to the top of the fixed bar 10, and a first spring 12 is arranged between the pressure disc 11 and the fixed disc 9;

through the scheme, when the device is used, equipment is firstly installed at the bottom of an unmanned aerial vehicle, a pressure plate 11 installed at the middle end of the bottom of a base 1 is just opposite to the ground, when the unmanned aerial vehicle rises, the pressure plate 11 can reset through a first spring 12, the length of the pressure plate 11 exceeds the length of a pulley 23, when the unmanned aerial vehicle descends, the pressure plate 11 is firstly contacted with the ground, then the first spring 12 and a fixing rod 10 at the bottom of the pressure plate 11 can rapidly contract, the fixing rod 10 can be inserted into a limiting plate 16, after the pressure plate 11 contracts, at the moment when the pulley 23 is contacted with the ground, a fixing block 7 connected with the fixing plate 9 through a second mounting seat 8 can drive a first supporting rod 2 and a second supporting rod 3 to rapidly incline towards two opposite sides, the supporting angle between the first supporting rod 2 and the second supporting rod 3 is increased, and when the first supporting rod 2 and the second supporting rod 3 incline to the maximum angle, the pressure plate 11 and the pulley 23 are kept horizontal again, can improve the stability when descending, can be unlikely to descend because of rocking, lead to the equipment to tumble.

In this embodiment, preferably, the inside of the bottom end of the fixing rod 10 is fixedly connected with a pressure head 14 through a second spring 13, and two sides of the fixing rod 10 close to the second spring 13 are both provided with a chuck 15;

through the scheme, by arranging the clamping head 15, after the fixed rod 10 is retracted, in order to prevent the fixed rod 10 from popping the pressure plate 11 to cause the equipment to topple over, the clamping head 15 at the bottom of the fixed rod 10 can be clamped in the through hole at the bottom of the sleeve 17 to fix the fixed rod, and when the fixed rod is required to be used again, the pressure plate 11 can be pulled out only by pulling force;

in this embodiment, preferably, the top end of the middle part of the base 1 is fixedly provided with a limiting disc 16, the bottom of the base 1 close to the limiting disc 16 is provided with a sleeve 17, and the sleeve 17 and the limiting disc 16 are both internally provided with an inner groove 18;

through the scheme, the sleeve 17 is arranged, so that the fixing rod 10 can be inserted into the sleeve 17 when being retracted, the left-right shaking is avoided, and the limiting and guiding effects are achieved;

in this embodiment, preferably, sliding grooves 19 are formed in both sides of the base 1 close to the first support rod 2 and the second support rod 3, the middle of each sliding groove 19 is fixedly connected with the first support rod 2 and the second support rod 3 through a third rotating shaft, limiting blocks 20 are arranged on both outer sides of the base 1 close to the first support rod 2 and the second support rod 3, and grooves 21 are formed in the limiting blocks 20;

through the scheme, the limiting block 20 is arranged, and the limiting block 20 has the function that when the first supporting rod 2 and the second supporting rod 3 are inclined, the inclined angle can be controlled and cannot be inclined to the horizontal state, and the control and the pressure plate 11 are kept horizontal;

in this embodiment, preferably, a housing 22 is fixedly mounted at one end of each of the first support bar 2 and the second support bar 3 away from the base 1, and a pulley 23 is arranged inside the housing 22;

through the scheme, the pulley 23 is arranged, and when the pressure plate 11 is retracted during descending, the pulley 23 can drive the first support rod 2 and the second support rod 3 to slide and incline towards two sides for the first time;

in this embodiment, preferably, the outer portions of both sides of the base 1 are fixedly connected with the bumps 24, and the inner portions of the bumps 24 of both sides are provided with the mounting holes 25;

through the above scheme, through setting up mounting hole 25, through mounting hole 25, the device is conveniently installed on unmanned aerial vehicle, also can maintain through dismantling the screw on the mounting hole 25 after damaging.

When the landing protection component of the unmanned aerial vehicle is used, the device is used, firstly, the device is installed at the bottom of the unmanned aerial vehicle, the pressure plate 11 installed at the middle end of the bottom of the base 1 is opposite to the ground, when the unmanned aerial vehicle ascends, the pressure plate 11 can reset through the first spring 12, the length of the pressure plate 11 exceeds the length of the pulley 23, when the unmanned aerial vehicle descends, firstly, the pressure plate 11 contacts the ground, then the first spring 12 and the fixing rod 10 at the bottom of the pressure plate 11 can rapidly contract, the fixing rod 10 can be inserted into the limiting plate 16, after the pressure plate 11 contracts, at the moment when the pulley 23 contacts the ground, the fixing plate 9 can drive the first supporting rod 2 and the second supporting rod 3 to rapidly incline towards the opposite two sides through the fixing block 7 connected by the second mounting seat 8, the supporting angle between the first supporting rod 2 and the second supporting rod 3 is increased, and when the first supporting rod 2 and the second supporting rod 3 incline to the maximum angle, keep the level once more between pressure disk 11 and the pulley 23, stability when can improving the descending, because rocking when being unlikely to descend, lead to equipment to fall down, through setting up dop 15, withdraw the back when dead lever 10, pop out pressure disk 11 in order to prevent dead lever 10, lead to equipment to empty, consequently dop 15 of dead lever 10 bottom can block and fix it in sleeve 17's bottom through-hole, when needs reuse, only need power pulling pressure disk 11, can take it out.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an unmanned aerial vehicle's descending protection subassembly, includes base (1), its characterized in that: two first supporting rods (2) are arranged on one side of the base (1), two second supporting rods (3) are arranged on one side, far away from the two first supporting rods (2), of the base (1), a first connecting plate (4) is fixedly connected between the middle parts of the two first supporting rods (2), a second connecting plate (5) is fixedly connected between the middle parts of the two second supporting rods (3), first mounting seats (6) are respectively arranged on one sides, close to the middle part of the base (1), of the first connecting plate (4) and the second connecting plate (5), fixed blocks (7) are fixedly connected inside the two first mounting seats (6) through first rotating shafts, second mounting seats (8) are fixedly connected to the tops of the fixed blocks (7) on the two sides through second rotating shafts, fixed disks (9) are fixedly connected to one sides of the second mounting seats (8), and fixed rods (10) are movably connected inside the fixed disks (9), the top fixedly connected with pressure disk (11) of dead lever (10), be provided with first spring (12) between pressure disk (11) and fixed disk (9).

2. A fall protection assembly for unmanned aerial vehicles according to claim 1, wherein: the inside pressure head (14) that is connected with through second spring (13) of bottom of dead lever (10), dead lever (10) are close to both sides of second spring (13) and all are provided with dop (15).

3. A fall protection assembly for unmanned aerial vehicles according to claim 1, wherein: the middle top end of the base (1) is fixedly provided with a limiting disc (16), the bottom of the base (1) close to the limiting disc (16) is provided with a sleeve (17), and inner grooves (18) are formed in the sleeve (17) and the limiting disc (16).

4. A fall protection assembly for unmanned aerial vehicles according to claim 1, wherein: spout (19) have all been seted up to the both sides that base (1) is close to first branch (2) and second branch (3), the middle part of spout (19) is through first branch (2) of third pivot fixed connection and second branch (3), the outside that base (1) is close to first branch (2) and second branch (3) all is provided with stopper (20), the inside of stopper (20) is provided with recess (21).

5. A fall protection assembly for unmanned aerial vehicles according to claim 1, wherein: the equal fixed mounting in one end that base (1) was kept away from in first branch (2) and second branch (3) has casing (22), the inside of casing (22) is provided with pulley (23).

6. A fall protection assembly for unmanned aerial vehicles according to claim 1, wherein: the outer portions of two sides of the base (1) are fixedly connected with protruding blocks (24), and mounting holes (25) are formed in the protruding blocks (24) of the two sides.