CN210882657U

CN210882657U - Power equipment with damping function used in unmanned aerial vehicle

Info

Publication number: CN210882657U
Application number: CN201921919302.3U
Authority: CN
Inventors: 赵喜高
Original assignee: Shenzhen Kia Semiconductor Technology Co ltd
Current assignee: Guangdong keyia Semiconductor Technology Co.,Ltd.
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-06-30
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses an use and possess shock-absorbing function's power equipment among unmanned aerial vehicle, including motor fixed plate and frame fixing base, motor fixed plate and frame fixing base pass through damping ball fixed connection, and fixing bolt A passes the motor fixed plate and installs at the damping ball top, and fixing bolt B passes the frame fixing base and installs in the damping ball bottom, damping ball internally mounted elastic element, and upside elastic component and downside elastic component pass through damping spring fixed connection, and the gyro wheel groove is seted up to damping ball top and bottom, and two gyro wheels are all installed to elastic element top and bottom, spacing spring coupling gyro wheel. Use and possess shock-absorbing function's power equipment among this unmanned aerial vehicle, through set up elastic element and damping spring in the damping ball, the vibrations power that has realized that unmanned aerial vehicle motor during operation produces falls through the comprehensive buffering of elastic element and damping spring, has solved unmanned aerial vehicle motor work vibrations and has aroused the flight unstability, the unclear problem of taking photo by plane.

Description

Power equipment with damping function used in unmanned aerial vehicle

Technical Field

The utility model relates to a power equipment especially relates to an use and possess shock-absorbing function's power equipment among unmanned aerial vehicle.

Background

Along with the progress of unmanned aerial vehicle technique to and the expansion of application field of taking photo by plane, the requirement to the image of taking photo by plane is showing and is improving, and unmanned aerial vehicle is when flying in the air, owing to receive the influence of many clock factors such as engine, aerodynamic, the high-speed rotation of screw, all along with higher frequency's vibration at whole flight in-process, consequently along with unmanned aerial vehicle obtains more and more extensive application, the design of damping mechanism becomes one of the key of unmanned aerial vehicle design.

Often because the vibrations of self motor when unmanned aerial vehicle flies, influence the flight unstability, the problem that leads to the image of taking photo by plane not clear takes place, current unmanned aerial vehicle motor damping structure majority is complicated, most adopt the hydraulic pump damping or come buffering vibrations through adding the motor damping in some existing equipment on the existing market, this dead weight that has not only increased unmanned aerial vehicle itself, be unfavorable for flight and the electrical equipment that adds still goes out the problem easily, unmanned aerial vehicle's cost has still been increased.

Accordingly, the prior art is deficient and needs improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art not enough, provide an use and possess shock-absorbing function's power equipment among the unmanned aerial vehicle, possess that structural design is simple, can cushion advantages such as unmanned aerial vehicle motor work vibrations, solved unmanned aerial vehicle motor work and produced the shaking force and lead to flight vibrations and shoot the not good problem of quality.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a power device used in an unmanned aerial vehicle and having a damping function, which comprises a motor fixing plate and a frame fixing seat, wherein the motor fixing plate is fixedly connected with the frame fixing seat through a damping ball, the motor fixing plate is provided with a threaded hole, a fixing bolt A is screwed in the threaded hole, the fixing bolt A passes through the motor fixing plate and is arranged at the top of the damping ball, a sealing ring A is arranged between the bottom of the fixing bolt A and the top of the damping ball, the frame fixing seat is provided with a threaded hole, a fixing bolt B is screwed in the threaded hole, the upper and lower positions of the fixing bolt A and the fixing bolt B correspond, the fixing bolt B passes through the frame fixing seat and is arranged at the bottom of the damping ball, a sealing ring B is arranged between the top of the fixing bolt B and the bottom of the damping ball, the damping ball is a sealed elastic ball body, an elastic element is arranged, the same and upper and lower position of upside elastic component and downside elastic component size corresponds, upside elastic component and downside elastic component pass through damping spring fixed connection, two gyro wheel grooves are all seted up to the inside top of shock attenuation ball and bottom, upside elastic component and downside elastic component bottom all set up two gyro wheels, all set up the fixed block on the wall of the sealing washer one side in four gyro wheel grooves about last, the equal fixed connection spacing spring of four fixed block other ends, four spacing spring sizes are the same and the elastic coefficient is the same, four spacing spring are the gyro wheel of fixed connection place gyro wheel inslot respectively, the wall upper end of one side of fixed block is kept away from in four gyro wheel grooves about last all sets up the stopper.

Preferably, the damper spring is a high-strength spring.

Preferably, the four roller grooves have the same size and are respectively corresponding up and down.

Preferably, the four rollers have the same size and correspond to each other in the up-down position.

Preferably, the fixed block is a rectangular block, and the four fixed blocks have the same size and correspond to each other in the upper and lower positions.

Preferably, the limiting block is an arc-shaped block, and the four limiting blocks have the same size and correspond to each other in the upper and lower positions.

With the adoption of the scheme, the utility model provides an use and possess shock-absorbing function's power equipment among unmanned aerial vehicle possesses following beneficial effect:

1. use and possess shock-absorbing function's power equipment among this unmanned aerial vehicle, through set up elastic element and damping spring in the damping ball, the vibrations power that has realized that unmanned aerial vehicle motor during operation produces falls through the comprehensive buffering of elastic element and damping spring, has solved unmanned aerial vehicle motor work vibrations and has aroused the flight unstability, shoots unclear problem.

2. This use and possess shock-absorbing function's power equipment among unmanned aerial vehicle, through set up the damping ball between frame fixing base and motor fixed plate, only contain elastic element and damping spring in the damping ball and realize the purpose of buffering vibrations, this project organization is simple, need not set up any electrical equipment and install hydraulic pressure mechanism and realize the purpose, and it is too much to have solved the equipment that unmanned aerial vehicle self added the damping, leads to the heaviness, is unfavorable for the problem of flight.

3. This use and possess shock-absorbing function's power equipment among unmanned aerial vehicle, through set up sealing washer A in fixing bolt A bottom, fixing bolt B top sets up sealing washer B, has realized increasing the leakproofness of damping ball, has strengthened the damping performance of damping ball, prevents because damping ball leakproofness is not good, leads to the not good problem of motor during operation damping effect.

Drawings

FIG. 1 is a schematic view of the main structure of the damping ball of the present invention;

FIG. 2 is a schematic view of the sectional structure of the damping ball of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2 according to the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3, the present invention provides a power device with shock absorption function for use in an unmanned aerial vehicle, comprising a motor fixing plate 3, a frame fixing seat 4 and a shock absorption ball 5, wherein the motor fixing plate 3 and the frame fixing seat 4 are fixedly connected by the shock absorption ball 5, the shock absorption ball 5 is a sealed spherical rubber, the motor fixing plate 3 is provided with a threaded hole, a fixing bolt a1 is screwed into the threaded hole, a fixing bolt a1 is installed on the top of the shock absorption ball 5 through the motor fixing plate 3, a sealing ring a8 is arranged between the bottom of the fixing bolt a1 and the top of the shock absorption ball 5, the frame fixing seat 4 is provided with a threaded hole, a fixing bolt B2 is screwed into the threaded hole, a fixing bolt a1 and a fixing bolt B2 vertically correspond to each other, a fixing bolt B2 is installed on the bottom of the shock absorption ball 5 through the frame fixing seat 4, a sealing ring B36, the damping ball 5 is made of rubber and has certain elasticity, an upper sealing ring A8 and a sealing ring B14 are respectively arranged at the bottom of a fixing bolt A1 and the top of a fixing bolt B2, so that the sealing property in the damping ball 5 is improved, the damping effect of the damping ball 5 is enhanced, an elastic element 7 is arranged in the damping ball 5, the elastic element 7 is divided into an upper elastic piece 701 and a lower elastic piece 702, the upper elastic piece 701 and the lower elastic piece 702 are both semicircular arc blocks and have certain telescopic performance, the upper elastic piece 701 and the lower elastic piece 702 are the same in size and correspond up and down, the upper elastic piece 701 and the lower elastic piece 702 are fixedly connected through a damping spring 6, the damping spring 6 is a high-strength spring, under the normal condition, the damping spring 6 is in an uncompressed state, two roller grooves 13 are respectively formed at the top and the bottom in the damping ball 5, one end of each of the two upper roller grooves 13 is a wall surface of a sealing ring A8, the other end of each of the two upper roller grooves 13 is an inner wall of a damping ball 5, one end of each of the two lower roller grooves 13 is a wall surface of a sealing ring B14, the other end of each of the two lower roller grooves 13 is an inner wall of the damping ball 5, the four roller grooves 13 are identical in size and respectively correspond to the upper position and the lower position, two rollers 10 are respectively arranged at the bottoms of the upper elastic part 701 and the lower elastic part 702, the number of the rollers 10 is four, the four rollers 10 are identical in size and correspond to the upper position and the lower position, the upper roller 10 and the lower roller 10 can flexibly slide in the respective roller grooves 13, the fixed blocks 12 are respectively arranged on the wall surfaces of one sides of the sealing rings of the upper roller groove 13 and the lower roller groove 13, the fixed blocks 12 are rectangular blocks, the four fixed blocks 12 are identical in, under normal conditions, the four limiting springs 9 are respectively connected with the rollers 10 to be in a non-stretching state, the limiting blocks 11 are arranged on the side wall surfaces of the upper roller groove 13 and the lower roller groove 13 far away from the fixed block 12, the limiting blocks 11 are arc-shaped blocks, the sizes of the four limiting blocks 11 are the same, the four limiting blocks 11 limit the motion limits of the four rollers 10 in the roller grooves 13, the upper elastic part 701 is prevented from extruding the lower elastic part 702, the four rollers 10 are extruded out of the roller grooves 13, when the unmanned aerial vehicle motor works to cause working vibration, the vibration force generated by the vibration is transmitted to the lower side through the motor fixed plate 3, the damping ball 5 is an elastic ball body, therefore, the damping effect can be achieved to a certain degree, because the upper elastic part 701 and the lower elastic part 702 of the damping ball 5 are connected through the damping springs 6, when the vibration force is transmitted to the, the upper elastic member 701 transmits the vibration to the damper spring 6, the damper spring 6 transmits the vibration to the lower elastic member 702, because the lower elastic member 702 has elasticity, when the lower elastic member 702 is vibrated, the two rollers 10 are compressed to move towards two sides in the roller groove 13, the two rollers 10 are pulled by the connected limiting spring 9, so that the lower elastic member 702 recovers to its original shape, and because the lower elastic member 702 has a certain elastic acting force, when the damping spring 6 compresses the lower elastic member 702, the lower elastic member 702 rebounds to the upper elastic member 701 through the damping spring 6, the upper elastic member 701 compresses the rollers 10 at both sides to move towards both sides, the two rollers 10 are under the action of the tension of the limiting spring 9, under the combined action of elastic element 7 and damping spring 6, the vibration force generated by the work of the motor of the unmanned aerial vehicle is effectively buffered.

The working steps are as follows:

the first step is as follows: unmanned aerial vehicle motor work arouses vibrations, and the vibrations power of production passes through motor fixed plate 3 toward the downside transmission, and upside elastic component 701 transmits vibrations for damping spring 6, and damping spring 6 transmits vibrations for downside elastic component 702.

The second step is that: the lower elastic member 702 compresses the two rollers 10 to move to both sides in the roller groove 13 when being vibrated, and the two rollers 10 are under the pulling force of the connected limiting spring 9, so that a part of the vibration force is buffered in the process.

The third step: when the damping spring 6 compresses the lower elastic member 702, the lower elastic member 702 rebounds to the upper elastic member 701 through the damping spring 6, the upper elastic member 701 compresses the rollers 10 on the two sides to move towards the two sides, the two rollers 10 are under the action of the pulling force of the limiting spring 9, and part of vibration force is buffered in the process.

The fourth step: shock attenuation ball 5 is elastic ball, and when unmanned aerial vehicle motor work aroused vibrations, also cushion partly vibrations power through shock attenuation ball 5.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a use and possess shock-absorbing function's power equipment among unmanned aerial vehicle, includes motor fixed plate (3) and frame fixing base (4), its characterized in that: the motor fixing plate (3) is fixedly connected with the rack fixing seat (4) through a damping ball (5), the damping ball (5) is sealed spherical rubber, a threaded hole is formed in the motor fixing plate (3), a fixing bolt A (1) is screwed into the threaded hole, the fixing bolt A (1) penetrates through the motor fixing plate (3) and is installed at the top of the damping ball (5), a sealing ring A (8) is arranged between the bottom of the fixing bolt A (1) and the top of the damping ball (5), a threaded hole is formed in the rack fixing seat (4), a fixing bolt B (2) is screwed into the threaded hole, the fixing bolt A (1) and the fixing bolt B (2) correspond up and down, the fixing bolt B (2) penetrates through the rack fixing seat (4) and is installed at the bottom of the damping ball (5), a sealing ring B (14) is arranged between the top of the fixing bolt B (2) and the bottom of the damping ball (5, elastic element (7) divide into upside elastic component (701) and downside elastic component (702), upside elastic component (701) and downside elastic component (702) are through damping spring (6) fixed connection, two gyro wheel grooves (13) are all seted up to the inside top of shock attenuation ball (5) and bottom, upside elastic component (701) and downside elastic component (702) bottom all set up two gyro wheels (10), all set up fixed block (12) on the wall of the sealing washer one side of four gyro wheel grooves (13) about, the equal fixed connection spacing spring (9) of four fixed block (12) other ends, four spacing spring (9) are fixed connection roller (10) in gyro wheel groove (13) respectively, all set up stopper (11) on the side wall of keeping away from fixed block (12) about four gyro wheel grooves (13).

2. The power equipment with the shock absorption function for the unmanned aerial vehicle according to claim 1, wherein: the upper elastic piece (701) and the lower elastic piece (702) are both semicircular arc blocks, and the upper elastic piece (701) and the lower elastic piece (702) are the same in size and correspond to each other in the upper and lower positions.

3. The power equipment with the shock absorption function for the unmanned aerial vehicle according to claim 1, wherein: the four roller grooves (13) are the same in size and correspond to each other up and down.

4. The power equipment with the shock absorption function for the unmanned aerial vehicle according to claim 1, wherein: the four rollers (10) are same in size and correspond to each other up and down.

5. The power equipment with the shock absorption function for the unmanned aerial vehicle according to claim 1, wherein: the four limiting springs (9) are the same in size and have the same elastic coefficient.