CN213862669U

CN213862669U - Super-silent remote control unmanned aerial vehicle

Info

Publication number: CN213862669U
Application number: CN202022721043.2U
Authority: CN
Inventors: 刘锡波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-08-03
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses an ultra-silent remote control unmanned aerial vehicle, which comprises a bod, fuselage edge sets up the recess of a plurality of even settings, the recess inner wall rotates and is connected with the connection frame, connect the frame and keep away from fuselage one end fixedly connected with protection ring, protection ring inner wall fixedly connected with acoustical panel, the noise damping strip of a plurality of even settings of acoustical panel inner wall fixedly connected with, the first connecting rod of fuselage bottom fixedly connected with, the fixedly connected with second connecting rod of first connecting rod bottom. The utility model discloses in, through setting up the protection ring, make the sound wave of the production of screw in the intra-annular acoustical panel of protection absorbed, and the sound wave is offset in the inter-groove collision between the amortization strip, the cotton pad of amortization makes unmanned aerial vehicle produce less noise, with the noise absorption simultaneously, play the function of amortization, four protection rings are connected through connecting frame and fuselage rotation, can the folding joint frame, make protection ring and fuselage hug closely, make the unmanned aerial vehicle volume littleer, more nimble compact.

Description

Super-silent remote control unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field especially relates to a super-silent remote control unmanned aerial vehicle.

Background

The unmanned plane is called unmanned plane for short, and is an unmanned plane operated by radio remote control equipment and a self-contained program control device. The machine has no cockpit, but is provided with an automatic pilot, a program control device and other equipment. The personnel on the ground, the naval vessel or the mother aircraft remote control station can track, position, remotely control, telemeter and digitally transmit the personnel through equipment such as a radar. The aircraft can take off like a common airplane under the radio remote control or launch and lift off by a boosting rocket, and can also be thrown into the air by a mother aircraft for flying. During recovery, the aircraft can land automatically in the same way as the common aircraft landing process, and can also be recovered by a parachute or a barrier net for remote control. Can be repeatedly used for many times. The method is widely used for aerial reconnaissance, monitoring, communication, anti-submergence, electronic interference and the like.

Unmanned aerial vehicle generally adopts a plurality of screws to provide power, and the screw rotates and produces the air current, and the air current produces the sound wave, and the sound wave noise is great, and the too big noise can influence people's rest and work when unmanned aerial vehicle low latitude is shot.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the super silent remote control unmanned aerial vehicle who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: as a further description of the above technical solution: the utility model provides an ultra-silent remote control unmanned aerial vehicle, includes the fuselage, fuselage edge sets up the recess of a plurality of even settings, recess inner wall rotates and is connected with the connection frame, connect the frame and keep away from fuselage one end fixedly connected with protection ring, protection ring inner wall fixedly connected with acoustical panel, the several noise damping strips that evenly set up of acoustical panel inner wall fixedly connected with, the first connecting rod of fuselage bottom fixedly connected with, first connecting rod bottom fixedly connected with second connecting rod, second connecting rod top fixedly connected with spring, spring top and fuselage bottom fixed connection, the cotton pad of second connecting rod bottom fixedly connected with noise damping.

As a further description of the above technical solution:

the inner wall of the protection ring is fixedly connected with a fixing frame, the fixing frame is fixedly connected with the silencing plate and the silencing strip in a penetrating mode, and the center of the fixing frame is rotatably connected with a propeller.

As a further description of the above technical solution:

the groove is provided with four grooves, the number of the protection rings is four, the center of the machine body is provided with a through hole, and a backup propeller which is connected in a rotating mode is arranged in the through hole.

As a further description of the above technical solution:

an inter-groove is arranged between the two silencing strips and is in a barb type arrangement.

As a further description of the above technical solution:

the first connecting rod and the second connecting rod are four and are symmetrical in pairs, and the second connecting rod is arranged in a V shape.

As a further description of the above technical solution:

the sound-absorbing plate and the sound-absorbing cotton pad are both made of porous sound-absorbing materials.

As a further description of the above technical solution:

the fuselage sets up the streamline type, and the fuselage is located the edge between two adjacent protection rings and sets up into the arcwall face.

The utility model discloses following beneficial effect has:

1. the utility model discloses in be provided with protection ring, acoustical panel, noise damping strip and the cotton pad of amortization, the screw rotates and produces the air current and then produce the noise, through setting up the protection ring for the sound wave that the screw produced is absorbed at the intra-annular acoustical panel of protection, and the sound wave is offset in the intervallum collision of amortization strip, and when unmanned aerial vehicle landed, the cotton pad of amortization made unmanned aerial vehicle and ground elasticity collision, produced less noise, absorbed the noise simultaneously, played the function of amortization.

2. The utility model discloses in be provided with the reserve screw, when unmanned aerial vehicle met stronger air current, can start the reserve screw and increase power for unmanned aerial vehicle, set up first connecting rod and second connecting rod simultaneously, played and prevented falling bad effect.

3. The utility model discloses in be provided with four protection rings, four protection rings rotate through connecting frame and fuselage and connect, when unmanned aerial vehicle need pass through narrow and small region, can the folding joint frame, make protection ring and fuselage hug closely for the unmanned aerial vehicle volume is littleer, more nimble compact.

Drawings

Fig. 1 is a schematic view of an expanded state structure of an ultra-silent remote control unmanned aerial vehicle provided by the utility model;

fig. 2 is a schematic structural view of a folded state of the ultra-silent remote control unmanned aerial vehicle provided by the utility model;

fig. 3 is a side sectional view of the ultra-silent remote control unmanned aerial vehicle provided by the present invention;

fig. 4 is an assembly view of a protection ring and a propeller of the ultra-silent remote control unmanned aerial vehicle provided by the utility model;

fig. 5 is the utility model provides a structure schematic diagram of super-silent remote control unmanned aerial vehicle's protection ring.

Illustration of the drawings: 1. a body; 2. a groove; 3. connecting the frame; 4. a guard ring; 5. a fixed mount; 6. a propeller; 7. a through hole; 8. a backup propeller; 9. a sound-absorbing panel; 10. a sound-deadening strip; 11. a first link; 12. a spring; 13. a second link; 14. a sound-deadening cotton pad.

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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: an ultra-silent remote control unmanned aerial vehicle comprises a body 1, a plurality of uniformly arranged grooves 2 are formed in the edge of the body 1, the inner wall of each groove 2 is rotatably connected with a connecting frame 3, one end of the connecting frame 3, far away from the body 1, is fixedly connected with a protection ring 4, the inner wall of the protection ring 4 is fixedly connected with a silencing plate 9, the inner wall of the silencing plate 9 is fixedly connected with a plurality of uniformly arranged silencing strips 10, so that sound waves generated by a propeller 6 are absorbed by the silencing plate 9 in the protection ring 4 and are counteracted by the collision among grooves of the silencing strips 10, the bottom of the body 1 is fixedly connected with a first connecting rod 11, the bottom of the first connecting rod 11 is fixedly connected with a second connecting rod 13, the top of the second connecting rod 13 is fixedly connected with a spring 12, the top of the spring 12 is fixedly connected with the bottom of the body 1, the bottom of the second connecting rod 13 is fixedly connected with a silencing cotton pad 14, when the unmanned aerial vehicle lands, the silencing cotton pad 14 enables the unmanned aerial vehicle to elastically collide with the ground, the noise reduction device generates smaller noise, absorbs the noise and plays a role in noise reduction.

4 inner walls fixedly connected with mounts 5 of protection ring, mount 5 and silencing board 9 and amortization strip 10 run through fixed connection, and 5 central point on the mount puts to rotate and is connected with screw 6, provides power for unmanned aerial vehicle through rotating screw 6. Recess 2 is provided with four, and protection ring 4 corresponds and is provided with four, and 1 central point of fuselage puts and has seted up through-hole 7, and is provided with the reserve screw 8 that rotates the connection in the through-hole 7, when unmanned aerial vehicle met stronger air current, starts reserve screw 8 and increases power for unmanned aerial vehicle. An inter-groove is formed between the two silencing strips 10 and is in a barb type arrangement, and sound waves are offset by collision between the grooves of the two silencing strips 10, so that the silencing effect is achieved. First connecting rod 11, second connecting rod 13 are provided with four of two bisymmetry, and second connecting rod 13 is "V" type setting, and first connecting rod 11 and second connecting rod 13 are connected with spring 12, have also made unmanned aerial vehicle play and have prevented falling bad effect. The sound-absorbing plate 9 and the sound-absorbing cotton pad 14 are made of porous sound-absorbing material, so that the sound waves generated by the propeller 6 are absorbed. Fuselage 1 sets up the streamline type, and fuselage 1 lies in the edge between two adjacent protection rings 4 and sets to the arcwall face, can folding joint frame 3, makes protection ring 4 and fuselage 1 hug closely for unmanned aerial vehicle volume is littleer, more nimble compact.

The working principle is as follows: when unmanned aerial vehicle need be through narrow and small region, can folding joint frame 3, make protection ring 4 and fuselage 1 hug closely, make unmanned aerial vehicle volume littleer, it is more nimble compact, when needs stabilize unmanned aerial vehicle, open protection ring 4, when unmanned aerial vehicle runs into stronger air current, start reserve screw 8 and increase power for unmanned aerial vehicle, first connecting rod 11 and second connecting rod 13 and spring 12 are connected, also make unmanned aerial vehicle play the effect of preventing falling bad, screw 6 rotates and produces the air current and then produce the noise, through setting up protection ring 4, make the acoustical panel 9 of the sound wave that screw 6 produced in protection ring 4 absorbed, and the sound wave is offset at the 10 interchannel collisions of amortization strip, when unmanned aerial vehicle lands, amortization cotton pad 14 makes unmanned aerial vehicle and ground elastic collision, produce less noise, absorb the noise simultaneously, play the function of amortization.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an ultra-silent remote control unmanned aerial vehicle, includes fuselage (1), its characterized in that: fuselage (1) edge is seted up recess (2) of a plurality of even settings, recess (2) inner wall rotates and is connected with connection frame (3), fuselage (1) one end fixedly connected with protection ring (4) are kept away from in connection frame (3), protection ring (4) inner wall fixedly connected with noise reduction board (9), noise reduction board (9) inner wall fixedly connected with a plurality of noise reduction strips (10) that evenly set up, fuselage (1) bottom fixedly connected with first connecting rod (11), first connecting rod (11) bottom fixedly connected with second connecting rod (13), second connecting rod (13) top fixedly connected with spring (12), spring (12) top and fuselage (1) bottom fixed connection, second connecting rod (13) bottom fixedly connected with noise reduction cotton pad (14).

2. The ultra-silent remote control unmanned aerial vehicle of claim 1, wherein: the inner wall of the protection ring (4) is fixedly connected with a fixing frame (5), the fixing frame (5) penetrates through and is fixedly connected with a silencing plate (9) and a silencing strip (10), and a propeller (6) is rotatably connected to the center of the fixing frame (5).

3. The ultra-silent remote control unmanned aerial vehicle of claim 1, wherein: the novel aircraft is characterized in that the number of the grooves (2) is four, the number of the protection rings (4) is four, a through hole (7) is formed in the center of the aircraft body (1), and a backup propeller (8) connected in a rotating mode is arranged in the through hole (7).

4. The ultra-silent remote control unmanned aerial vehicle of claim 1, wherein: an inter-groove is arranged between the two silencing strips (10), and the inter-groove is in a barb type arrangement.

5. The ultra-silent remote control unmanned aerial vehicle of claim 1, wherein: the first connecting rod (11) and the second connecting rod (13) are four, two of the four connecting rods are symmetrical, and the second connecting rod (13) is arranged in a V shape.

6. The ultra-silent remote control unmanned aerial vehicle of claim 1, wherein: the sound-absorbing plate (9) and the sound-absorbing cotton pad (14) are both made of porous sound-absorbing materials.

7. The ultra-silent remote control unmanned aerial vehicle of claim 1, wherein: fuselage (1) sets up the streamline type, and fuselage (1) is located edge setting between two adjacent protection ring (4) and becomes the arcwall face.