阅读说明：本技术 一种伞降无人机可快速更换折叠双层回收气囊 (But folding double-deck gasbag of retrieving of parachute landing unmanned aerial vehicle quick replacement ) 是由 刘侃弦 于 2019-12-06 设计创作，主要内容包括：本发明公开了一种伞降无人机可快速更换折叠双层回收气囊,包括外层气囊,所述外层气囊的内部固定连接有内层气囊,且内层气囊的上表面设置有连接块,所述内层气囊上设置有用于放气的排气口结构。本发明所述的一种伞降无人机可快速更换折叠双层回收气囊,该型气囊缓冲效果良好,材料价格低廉,爆裂的气囊经过适当的修补后仍可继续使用,采用魔术贴,配合着磁铁使用,可以快速的进行拆卸更换,通过设置的排气口结构,采用磁铁贴合,可以在缓冲前保证密封性,避免漏气,同时在缓冲时又可以进行放气,保证缓冲效果,采用密封结构,配合着松紧带进气口使用,可以在保证正常充气的同时,又保证了密封性。(The invention discloses a quickly replaceable and foldable double-layer recovery air bag of an parachute landing unmanned aerial vehicle, which comprises an outer-layer air bag, wherein an inner-layer air bag is fixedly connected inside the outer-layer air bag, a connecting block is arranged on the upper surface of the inner-layer air bag, and an air outlet structure for air discharge is arranged on the inner-layer air bag. The rapidly replaceable folding double-layer recovery air bag of the parachute landing unmanned aerial vehicle is good in buffering effect and low in material price, the burst air bag can be continuously used after being properly repaired, the magic tape is adopted and matched with the magnet for use, the air bag can be rapidly disassembled and replaced, the air outlet structure is arranged, the magnet is attached, the sealing performance can be guaranteed before buffering, air leakage is avoided, meanwhile, air can be discharged during buffering, the buffering effect is guaranteed, the sealing structure is adopted and matched with the air inlet of the elastic band for use, and the sealing performance can be guaranteed while normal inflation is guaranteed.)

1. The utility model provides a but parachute landing unmanned aerial vehicle folding double-deck gasbag of retrieving of quick replacement which characterized in that: comprises an outer layer air bag (1), an inner layer air bag (2) is fixedly connected inside the outer layer air bag (1), the upper surface of the inner layer air bag (2) is provided with a connecting block (3), the inner layer air bag (2) is provided with an air outlet structure (4) for air discharge, a carbon fiber pipe air inlet (5) for air inlet is fixedly arranged on the connecting block (3), and the edge of the upper surface of the connecting block (3) is provided with a magic tape (6) for installing the whole air bag, a sealing structure (7) with flexible characteristic is fixedly arranged on the inner layer air bag (2), an elastic band air inlet (8) is arranged on the inner layer air bag (2) close to the sealing structure (7), one end of the elastic band air inlet (8) is communicated with the inner layer air bag (2), and the other end of the elastic band air inlet (8) is communicated with the outer layer air bag (1).

2. The rapidly replaceable folding double-layer recovery airbag for the parachuting unmanned aerial vehicle as claimed in claim 1, wherein: a first cavity (9) is formed in the outer airbag (1), the inner airbag (2) is located in the first cavity (9), and a second cavity (10) is formed in the inner airbag (2).

3. The rapidly replaceable folding double-layer recovery airbag for the parachuting unmanned aerial vehicle as claimed in claim 1, wherein: the exhaust port structure (4) comprises a first bonding block (401), a second bonding block (402), a first magnet (403), a second magnet (404) and a guide cavity (405), the first bonding block (401) and the second bonding block (402) are arranged on the inner airbag (2), the first bonding block (401) is fixedly provided with the first magnet (403), the second bonding block (402) is fixedly provided with the second magnet (404), the second bonding block (402) is connected with the first bonding block (401) through mutual matching of the first magnet (403) and the second magnet (404), and the guide cavity (405) is formed between the first bonding block (401) and the second bonding block (402).

4. The rapidly replaceable folding double-layer recovery airbag for the parachuting unmanned aerial vehicle as claimed in claim 1, wherein: fixed mounting has intake pipe (11) on connecting block (3), and the one end of intake pipe (11) is connected in fine pipe air inlet (5) of carbon, the other end of intake pipe (11) is connected with inlayer gasbag (2), be linked together between intake pipe (11) and fine pipe air inlet (5), inlayer gasbag (2), and fine pipe air inlet (5) of carbon are connected with inlayer gasbag (2) through intake pipe (11).

5. The rapidly replaceable folding double-layer recovery airbag for the parachuting unmanned aerial vehicle as claimed in claim 1, wherein: magic subsides (6) include connecting body (601), paste area (602), inner chamber (603) and third magnet (604), connecting body's (601) upper end fixed mounting has paste area (602), and connecting body (601) and paste and form inner chamber (603) between taking (602), lie in inner chamber (603) fixed mounting on connecting body (601) and have third magnet (604) with the last magnet matched with of unmanned aerial vehicle.

6. The rapidly replaceable folding double-layer recovery airbag for the parachuting unmanned aerial vehicle as claimed in claim 1, wherein: sealing structure (7) include fixed block (701), flexible movable plate (702), adsorb piece (703), installation piece (704), sealed pad (705), pivot (706), fourth magnet (707) and fifth magnet (708), fixed block (701) fixed mounting is on inlayer gasbag (2), and is equipped with flexible movable plate (702) on fixed block (701), adsorb piece (703) fixed mounting on inlayer gasbag (2), the inboard fixed mounting of flexible movable plate (702) has installation piece (704), and is provided with sealed pad (705) on installation piece (704), fixed connection between sealed pad (705) and installation piece (704).

7. The rapidly replaceable folding double-layer recovery airbag for the parachuting unmanned aerial vehicle as claimed in claim 6, wherein: fixed mounting has fourth magnet (707) on adsorption block (703), fixed mounting has pivot (706) on flexible fly leaf (702), and pivot (706) connect on fixed block (701), flexible fly leaf (702) set up on fixed block (701) through pivot (706) activity, and keep away from the position department fixed mounting of pivot (706) on flexible fly leaf (702) and have fifth magnet (708), adsorb between fifth magnet (708) and fourth magnet (707) and be connected.

8. The rapidly replaceable folding double-layer recovery airbag for the parachuting unmanned aerial vehicle as claimed in claim 1, wherein: elastic cord air inlet (8) include air duct (801), connecting pipe (802), elastic cord air guide (803), shrink zone (804) and passageway (805), fixed mounting has connecting pipe (802) on air duct (801), elastic cord air guide (803) are through connecting pipe (802) and air duct (801) fixed connection, and the end of elastic cord air guide (803) is provided with shrink zone (804), run through on air duct (801) and the elastic cord air guide (803) and seted up passageway (805).

Technical Field

The invention relates to the field of unmanned aerial vehicles, in particular to a quickly replaceable folding double-layer recovery air bag for a parachuting unmanned aerial vehicle.

Background

An unmanned aerial vehicle, abbreviated as "unmanned aerial vehicle" ("UAV"), is an unmanned aerial vehicle that is operated using a radio remote control device and a self-contained program control device. Unmanned aerial vehicles are in fact a general term for unmanned aerial vehicles, and can be defined from a technical perspective as follows: unmanned fixed wing aircraft, unmanned VTOL aircraft, unmanned airship, unmanned helicopter, unmanned multi-rotor aircraft, unmanned paravane, etc. Drones tend to be more suitable for tasks that are too "fool, dirty, or dangerous" than are manned aircraft. In the using process of the unmanned aerial vehicle, a slow descending device is needed when the unmanned aerial vehicle is landed, and a parachute is usually used for slow descending, so that damage caused by too high descending speed is avoided; but among traditional unmanned aerial vehicle, after the unmanned aerial vehicle aircraft parachute-opening falls, still have 5 ~ 6 m/s' vertical velocity when the aircraft lands, this speed still can lead to taking place great collision between unmanned aerial vehicle and the ground, and then causes the damage, has certain limitation during the use, and the result of use is general.

Disclosure of Invention

The invention mainly aims to provide a double-layer recovery air bag capable of being quickly replaced and folded for an unmanned parachute landing vehicle, and the problems in the background art can be effectively solved.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a but folding double-deck gasbag of retrieving of parachute landing unmanned aerial vehicle quick replacement, includes outer gasbag, the inside fixedly connected with inlayer gasbag of outer gasbag, and the upper surface of inlayer gasbag is provided with the connecting block, be provided with the gas vent structure that is used for the gassing on the inlayer gasbag, fixed mounting has the carbon fiber pipe air inlet that is used for admitting air on the connecting block, and the upper surface border position department of connecting block is provided with the magic subsides that are used for installing whole gasbag, fixed mounting has the seal structure that has flexible characteristic on the inlayer gasbag, and is provided with the elastic cord air inlet near seal structure's position department on the inlayer gasbag, the one end and the inlayer gasbag of elastic cord air inlet are linked together, and are linked together between the.

Preferably, a first cavity is formed in the outer airbag, the inner airbag is located in the first cavity, and a second cavity is formed in the inner airbag.

Preferably, the vent structure includes first bonding piece, second bonding piece, first magnet, second magnet and guide chamber, first bonding piece and second bonding piece all set up on the inlayer gasbag, and fixed mounting has first magnet on the first bonding piece, fixed mounting has the second magnet on the second bonding piece, and the second bonding piece is connected with first bonding piece through the mutually supporting between first magnet, the second magnet, form a guide chamber between first bonding piece and the second bonding piece.

Preferably, fixed mounting has the intake pipe on the connecting block, and the one end of intake pipe is connected in carbon fiber pipe air inlet, the other end of intake pipe is connected with the inlayer gasbag, be linked together between intake pipe and carbon fiber pipe air inlet, the inlayer gasbag, and carbon fiber pipe air inlet is connected with the inlayer gasbag through the intake pipe.

Preferably, the magic subsides including the connecting main part, paste area, inner chamber and third magnet, the upper end fixed mounting of connecting the main part has paste the area, and connecting the main part and paste and form the inner chamber between the area, lie in intracavity fixed mounting on the connecting main part and with unmanned aerial vehicle on magnet matched with third magnet.

Preferably, seal structure includes fixed block, flexible fly leaf, adsorbs piece, installation piece, sealed pad, pivot, fourth magnet and fifth magnet, fixed block fixed mounting is on the inlayer gasbag, and is equipped with flexible fly leaf on the fixed block, adsorb piece fixed mounting on the inlayer gasbag, the inboard fixed mounting of flexible fly leaf has the installation piece, and is provided with sealed the pad on the installation piece, sealed pad and installation piece between fixed connection.

Preferably, fixed mounting has fourth magnet on the absorption piece, fixed mounting has the pivot on the flexible fly leaf, and the pivot is connected on the fixed block, the flexible fly leaf sets up on the fixed block through the pivot activity, and keeps away from the position department fixed mounting of pivot on the flexible fly leaf and have fifth magnet, adsorb between fifth magnet and the fourth magnet and be connected.

Preferably, the elastic cord air inlet includes air duct, connecting pipe, elastic cord air guide, shrink area and passageway, fixed mounting has the connecting pipe on the air duct, elastic cord air guide passes through connecting pipe and air duct fixed connection, and the end of elastic cord air guide is provided with the shrink area, run through on air duct and the elastic cord air guide and seted up the passageway.

Compared with the prior art, the invention has the following beneficial effects: the parachute landing unmanned aerial vehicle can rapidly replace a folding double-layer recovery air bag, the air bag has a good buffering effect and low material price, and the burst air bag can be continuously used after being properly repaired;

the magic tape is matched with the magnet for use, so that the magnet can be quickly detached and replaced, and the stability after installation is ensured;

by the arrangement of the exhaust port structure and the magnet attachment, the sealing performance can be ensured before buffering, air leakage is avoided, and meanwhile, air can be discharged during buffering, so that the buffering effect is ensured;

by adopting the sealing structure and matching with the air inlet of the elastic band, the sealing performance can be ensured while the normal inflation is ensured, the backflow of the gas leakage is avoided, and the using effect is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a rapidly replaceable folding double-layer recovery airbag for an unmanned parachute landing aircraft;

fig. 2 is a schematic view of the internal structure of a rapidly replaceable folding double-layer recovery airbag for an unmanned parachute landing aircraft;

FIG. 3 is an enlarged view of a rapidly replaceable folding double-layer recovery airbag A of the parachuting unmanned aerial vehicle of the present invention;

fig. 4 is a schematic view of an internal structure of a magic tape of a rapidly replaceable folding double-layer recovery air bag of the parachuting unmanned aerial vehicle;

FIG. 5 is an enlarged view of a rapidly replaceable folding double-layer recovery airbag B of the parachuting unmanned aerial vehicle of the present invention;

fig. 6 is a schematic structural view of an air inlet of a folding double-layer recovery air bag elastic band of the parachute landing unmanned aerial vehicle, which can be replaced quickly.

In the figure: 1. an outer air bag; 2. an inner air bag; 3. connecting blocks; 4. an exhaust port structure; 401. a first adhesive block; 402. a second adhesive block; 403. a first magnet; 404. a second magnet; 405. a guide chamber; 5. a carbon fiber pipe air inlet; 6. magic tape; 601. a connecting body; 602. a tape for attachment; 603. an inner cavity; 604. a third magnet; 7. a sealing structure; 701. a fixed block; 702. a flexible movable plate; 703. an adsorption block; 704. mounting blocks; 705. a gasket; 706. a rotating shaft; 707. a fourth magnet; 708. a fifth magnet; 8. an elastic band air inlet; 801. an air duct; 802. a connecting pipe; 803. an elastic band air guide; 804. a shrink band; 805. a channel; 9. a first cavity; 10. a second cavity; 11. an air inlet pipe.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, a rapidly replaceable and foldable double-layer recovery airbag for an unmanned parachute landing vehicle comprises an outer airbag 1, an inner airbag 2 is fixedly connected inside the outer airbag 1, a connecting block 3 is arranged on the upper surface of the inner airbag 2, an exhaust port structure 4 for exhausting is arranged on the inner airbag 2, a carbon fiber pipe air inlet 5 for air intake is fixedly arranged on the connecting block 3, a magic tape 6 for mounting the whole airbag is arranged at the edge of the upper surface of the connecting block 3, a sealing structure 7 with flexibility is fixedly arranged on the inner airbag 2, an elastic band air inlet 8 is arranged at the position, close to the sealing structure 7, on the inner airbag 2, one end of the elastic band air inlet 8 is communicated with the inner airbag 2, and the other end of the elastic band air inlet 8 is communicated with the outer airbag 1;

a first cavity 9 is formed in the outer airbag 1, the inner airbag 2 is positioned in the first cavity 9, and a second cavity 10 is formed in the inner airbag 2; the air outlet structure 4 comprises a first bonding block 401, a second bonding block 402, a first magnet 403, a second magnet 404 and a guide cavity 405, the first bonding block 401 and the second bonding block 402 are both arranged on the inner-layer air bag 2, the first magnet 403 is fixedly arranged on the first bonding block 401, the second magnet 404 is fixedly arranged on the second bonding block 402, the second bonding block 402 is connected with the first bonding block 401 through the mutual matching of the first magnet 403 and the second magnet 404, the guide cavity 405 is formed between the first bonding block 401 and the second bonding block 402, and the air outlet structure 4 is arranged and bonded through the magnets, so that the sealing performance can be ensured before buffering, air leakage is avoided, meanwhile, air can be discharged during buffering, and the buffering effect is ensured; an air inlet pipe 11 is fixedly arranged on the connecting block 3, one end of the air inlet pipe 11 is connected to the carbon fiber pipe air inlet 5, the other end of the air inlet pipe 11 is connected with the inner layer air bag 2, the air inlet pipe 11 is communicated with the carbon fiber pipe air inlet 5 and the inner layer air bag 2, and the carbon fiber pipe air inlet 5 is connected with the inner layer air bag 2 through the air inlet pipe 11; the magic tape 6 comprises a connecting body 601, a pasting tape 602, an inner cavity 603 and a third magnet 604, wherein the pasting tape 602 is fixedly installed at the upper end of the connecting body 601, the inner cavity 603 is formed between the connecting body 601 and the pasting tape 602, the third magnet 604 matched with the magnet on the unmanned aerial vehicle is fixedly installed in the inner cavity 603 on the connecting body 601, the magic tape 6 is adopted and matched with the magnet for use, so that the magic tape can be quickly detached and replaced, and meanwhile, the stability after installation is ensured; the sealing structure 7 comprises a fixed block 701, a flexible movable plate 702, an adsorption block 703, a mounting block 704, a sealing gasket 705, a rotating shaft 706, a fourth magnet 707 and a fifth magnet 708, the fixed block 701 is fixedly mounted on the inner layer airbag 2, the flexible movable plate 702 is arranged on the fixed block 701, the adsorption block 703 is fixedly mounted on the inner layer airbag 2, the mounting block 704 is fixedly mounted on the inner side of the flexible movable plate 702, the sealing gasket 705 is arranged on the mounting block 704, and the sealing gasket 705 is fixedly connected with the mounting block 704; a fourth magnet 707 is fixedly mounted on the adsorption block 703, a rotating shaft 706 is fixedly mounted on the flexible moving plate 702, the rotating shaft 706 is connected to the fixed block 701, the flexible moving plate 702 is movably arranged on the fixed block 701 through the rotating shaft 706, a fifth magnet 708 is fixedly mounted on the flexible moving plate 702 at a position far away from the rotating shaft 706, and the fifth magnet 708 is in adsorption connection with the fourth magnet 707; elastic band air inlet 8 includes air duct 801, connecting pipe 802, elastic band air guide piece 803, shrink area 804 and passageway 805, fixed mounting has connecting pipe 802 on the air duct 801, elastic band air guide piece 803 passes through connecting pipe 802 and air duct 801 fixed connection, and the end of elastic band air guide piece 803 is provided with shrink area 804, run through on air duct 801 and the elastic band air guide piece 803 and seted up the passageway 805, adopt seal structure 7, use in cooperation elastic band air inlet 8, can guarantee normal gas filled while, the leakproofness has been guaranteed again, avoid the backward flow of gaseous seepage, improve the result of use, this type gasbag buffering is effectual, the material is cheap, the gasbag that bursts still can continue to use after appropriate repairing.

It should be noted that, the invention is a folding double-layer recovery air bag capable of being rapidly replaced for an parachute landing unmanned aerial vehicle, when in use, a worker fixes the magic tape 6 on a brand-new air bag, so that the magic tape 6 is installed at the edge position of the upper surface of the connecting block 3, and simultaneously ensures that the adhesive tape 602 in the magic tape 6 faces upwards, and then installs the whole air bag on the unmanned aerial vehicle, so that the adhesive tape 602 on the connecting body 601 in the magic tape 6 is matched with a corresponding structure on the unmanned aerial vehicle, and simultaneously ensures that the third magnet 604 in the inner cavity 603 is attached to the suction magnet on the unmanned aerial vehicle, so that the air bag is installed in the air bag cavity on the unmanned aerial vehicle through the magic tape 6, after the air bag is installed, the worker connects the rapid inflation device on the air bag cavity to the connecting block 3, so that the air outlet end of the rapid inflation device is connected to the, then, the unmanned aerial vehicle can be used, when the unmanned aerial vehicle is used, a worker controls the unmanned aerial vehicle through a remote controller, so that related operations are performed, when the unmanned aerial vehicle needs to land, the unmanned aerial vehicle parachute is unfolded and descends, meanwhile, an air bag cabin is opened, a quick inflation device in the machine body inflates an air bag through a carbon fiber pipe air inlet 5, air firstly enters an air inlet pipe 11 through the carbon fiber pipe air inlet 5 and then enters an inner-layer air bag 2 through the air inlet pipe 11, so that the inner-layer air bag 2 is unfolded, at the moment, the flexible sealing structure 7 is unfolded along with the inner-layer air bag, after a second cavity 10 in the inner-layer air bag 2 is filled with air, the air enters a first cavity 9 on the outer-layer air bag 1 through an elastic band air inlet 8, in the process, the air enters an elastic band air guide member 803 connected with the air guide pipe 801, the contraction band 804 at the end of the elastic band air guide member 803 is opened, the air is exhausted from the contraction band 804, the exhausted air generates acting force on the flexible sealing structure 7, the flexible movable plate 702 rotates on the fixed block 701 through the rotating shaft 706 under the driving of the acting force, so that the fifth magnet 708 is separated from the fourth magnet 707 on the adsorption block 703, the sealing gasket 705 on the mounting block 704 is driven to move, the sealing gasket 705 is separated from the contraction band 804, at the moment, the sealing gasket 705 does not generate sealing effect on the contraction band 804 any more, the air can enter the first cavity 9, after a certain time, the rapid inflation device stops working, the air bag is completely filled with the air, at the moment, because the rapid inflation device is not inflated, the air pressure in the first cavity 9 and the second cavity 10 forms a balance, the flexible movable plate 702 does not receive the acting force of the air any more, the flexible movable plate 702 returns to the original, meanwhile, the fourth magnet 707 and the fifth magnet 708 are adsorbed together, the contraction band 804 is not tightened by the external force any more, at this time, because the fifth magnet 708 on the flexible movable plate 702 is attached to the fourth magnet 707 at this time, the sealing gasket 705 covers the contraction band 804 at this time, when the aircraft lands on the ground, the outer airbag 1 bursts due to the compression of the whole body when contacting the ground, so as to form a first buffer, the landing speed of the aircraft is reduced, then the inner airbag 2 contacts the ground, the second buffer is performed, because the inner airbag 2 is thick and has a large deflation port, the aircraft continues to land to compress the aircraft and does not burst, but performs deflation buffer, the descending speed of the aircraft body is reduced to a safe range, the air safely lands, and in the deflation process, the air enters the guide cavity 405 formed by the first adhesion block 401 and the second adhesion block 402 in the exhaust port structure 4, and acting force is generated on the first bonding block 401 and the second bonding block 402, the first bonding block 401 and the second bonding block 402 are separated under stress, so that the first magnet 403 and the second magnet 404 are separated, gas is discharged from the space between the magnets, and then the deflation work is realized.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.