CN208470122U - A kind of multi-rotor unmanned aerial vehicle head assembly - Google Patents

Abstract

A kind of multi-rotor unmanned aerial vehicle head assembly, the unmanned plane includes fuselage, the fuselage includes front side, rear side, left and right side, head assembly is equipped on front side of the fuselage, rear and front end on the left of the fuselage is respectively provided with one group of folding rotor assemblies, the right side of the fuselage and left side symmetric position are equipped with two groups of folding rotor assemblies, the head assembly includes sequentially connected buffing pad, connecting bracket and camera, bottom on front side of the buffing pad connection fuselage, the connecting bracket and buffing pad are rotatablely connected, the camera and connecting bracket are rotatablely connected.The utility model simplifies the overall structure of head assembly, only be provided with buffing pad, connecting bracket and camera as head assembly should not component, wherein buffing pad mainly realizes buffer function, and the stability of unmanned plane shooting is considerably increased by using vibration-absorptive material and damping components.

Description

A kind of multi-rotor unmanned aerial vehicle head assembly

Technical field

This patent is related to multi-rotor unmanned aerial vehicle field, is a kind of multi-rotor unmanned aerial vehicle head assembly specifically.

Background technique

Holder is briefly installation, fixed camera/video camera support equipment, it, which is divided into, fixes and two kinds of electric platform.

Most of on general unmanned plane are fixed holder for aerial photographing, are facing perpendicularly to ground shooting, consumer level without Man-machine used holder for aerial photographing is also fixed holder mostly just when emerging, and camera and aircraft are fixed together, utilization The angle of aircraft, visual angle when adjustment is taken photo by plane are adjusted, fixed holder advantage is can to reduce cost, mitigate weight, power saving, To improve the flight time；Also clearly, image quality of exactly taking photo by plane is poor, can not change visual angle for disadvantage.

When " holder ", which is applied to, takes photo by plane on unmanned plane, main function is that unmanned plane shoots picture in flight in order to prevent Face shake.As long as just there is high requirement to stability it is known that taking pictures, and the main function of holder is exactly for mentioning For " stabilization ".

Compared to fixed holder, electric platform can receive the signal of controller, to precisely adjust positioning, control Under the action of signal processed, video camera on holder both can automatically scanning monitor area, can also be traced and monitored under artificial manipulation pair As.Electric platform has two axis at present, has three axis, such as on unmanned plane, three axis holders to the advance of unmanned plane, retreat when Etc. aspects variation, can be carried out image stabilization and make up, so, for unmanned plane of taking photo by plane, the necessary degree of holder is Unquestionable, it will directly affect the effect of unmanned plane.

Originally aerial photography aircraft is directly fixed on board the aircraft by camera, and deficiency existing for this mode is to work as aircraft Slight shake even occurs for state of flight change, the picture of camera also can synchronization jitter, largely effect on the quality of shooting.With The maturation of gyroscope technology, multi-rotor aerocraft starts to grow up, and the working principle of unmanned machine head is to be utilized Multi-rotor aerocraft utilizes the principle of gyroscope smooth flight.The meeting when unmanned plane (multi-rotor aerocraft) is to a certain angle tilt It is sensed by gyroscope, the motor power in tilt angle direction can be reinforced rapidly using algorithm later, so that unmanned plane be made to restore Balance, " stabilization " reason of holder is the same, and general unmanned machine head can meet three freedom of movement of camera: around X, Y, Z Axis rotates, and motor is fitted in each axle center, and cooperation unmanned plane one way or another is rotated.

Connection between existing aircraft holder and aircraft includes mechanical connection and signal line connection, mechanical connection Generally be fixedly connected, and it is most of when be all fixedly connected using screw, client when in use, generally can be according to itself need It asks to choose whether assembly holder.The connection of holder and aircraft at present is connected using Quick Release.Existing structure design is design The course axis of Quick-dismantle component and holder coaxially loads holder on board the aircraft.In the design of current holder, damping is generallyd use Ball damping, with steady shot, the shock-absorbing ball generallys use snap-in structure and connect with connector, and holder and unmanned plane connection position It sets unreasonable, is easily deformed after bearing biggish power and is detached from the connector, holder damping failure even damage is caused to clap Take the photograph equipment.

Summary of the invention

The purpose of the present invention is to provide a kind of multi-rotor unmanned aerial vehicle head assemblies, for solving holder knot in the prior art The problem that structure is complicated, shooting is unstable.

To solve the above-mentioned problems, the present invention provides a kind of multi-rotor unmanned aerial vehicle head assembly, and the unmanned plane includes machine Body, the fuselage include front side, rear side, left and right side, are equipped with head assembly on front side of the fuselage, on the left of the fuselage before Both ends are respectively provided with one group of folding rotor assemblies afterwards, and the right side of the fuselage and left side symmetric position are folding equipped with two groups Rotor assemblies, the head assembly include sequentially connected buffing pad, connecting bracket and camera, and the buffing pad connects machine Bottom on front side of body, the connecting bracket and buffing pad are rotatablely connected, and the camera and connecting bracket are rotatablely connected.

The fuselage is in approximate square shape, including four sides, wherein front side is equipped with the installation position of head assembly, institute Head assembly is stated in the installation position, the fuselage interior is equipped with control system and circuit element, by external remote controller or Mobile terminal can connect control system, and realize the control to unmanned plane.

In order to increase the cruise duration of unmanned plane, three groups of battery components parallel with one another are arranged in the present invention, when one group of battery After the electricity of component is finished, another battery continues as unmanned plane continuation of the journey, substantially prolongs the flight time of unmanned plane, increases The experience of user is added.

In order to reduce the overall volume of unmanned plane, there are four rotor, the rotor interval settings, wherein electricity for present invention setting Pond component is arranged between two rotor assemblies, and since battery pack excessively equally will increase the power consumption of unmanned plane, instead not Conducive to permanent continuation of the journey, it is preferred that 3 groups of batteries are arranged in the present invention, are separately positioned on the left side, right side and rear side of fuselage, and described Rear and front end on the left of fuselage is respectively provided with one group of folding rotor assemblies, and right side and the left side symmetric position of the fuselage are equipped with Two groups of folding rotor assemblies, the rotor are proximal end close to fuselage one end, and the other end is distal end, and the distal end of the rotor is set There is Collapsible rack, when rotor and bracket are unfolded simultaneously, the unmanned plane can be placed smoothly on the ground, can when needing to store Bracket and rotor are all folded, the overall volume of unmanned plane is reduced.

In order to further reduce unmanned plane volume, the battery pack that the present invention is arranged is vertically installed at the side of fuselage, institute The length for stating battery component is less than the height of fuselage, and the width of the battery component is less than the level of adjacent two rotor assemblies proximal end Distance.So that the center of gravity of fuselage is more concentrated on middle part, while reducing unmanned plane volume, so that flight is more stable.

Multi-rotor unmanned aerial vehicle of the invention is foldable and the setting of battery location by setting by rotor, can further subtract The volume of small unmanned plane reduces occupied space, easy to carry and transport.And the setting of foldable rotor and foldable rotor bracket Keep unmanned plane storage convenient, in addition, the vertical concentrated setting of battery, in the side of fuselage, so that fuselage gravity is concentrated, flight is more Stablize.

Since the main function of head assembly is to provide a mounting platform for camera and can be realized steady shot Shooting platform, therefore while the setting of head assembly needs to realize camera buffer function, additionally it is possible to guarantee that overall structure is light Just, too many weight will not be increased to unmanned plane itself.And the flight of multi-rotor unmanned aerial vehicle, need the deflection by rotor angle to realize The change of unmanned plane during flying angle, therefore, for multi-rotor unmanned aerial vehicle in flight course, the vibration of multiple rotation paddles will lead to shooting Picture it is unintelligible, to reduce shooting level, user experience is influenced, therefore, it is necessary to start with from structure, to existing unmanned plane Cradle head structure is changed.

This invention simplifies the overall structures of head assembly, are only provided with buffing pad, connecting bracket and camera conduct Head assembly should not component, wherein buffing pad mainly realizes buffer function, big by using vibration-absorptive material and damping components The stability of unmanned plane shooting is increased greatly.Due to the main focus of unmanned plane be in rotor part, the connecting bracket On the one hand it will increase camera at a distance from focus, the synergistic effect of damping played with buffing pad；On the other hand, connecting bracket Both ends are rotatablely connected respectively at buffing pad and camera, and the rotation of multiple angles can make the coverage of camera wider.

Further, the buffing pad includes holder line set, buffer board, liquid damping ball, buffering spacer, the buffer board Upside connects holder line set, and downside is connect with connecting bracket, and the buffering spacer connects buffer board by liquid damping ball, is formed Double-layer shock-absorbing structure.

It is equipped with multiple motors in head assembly of the invention, the rotation of bracket and camera can be drivingly connected, and image Head is also required to the control circuit board of electric wire connection unmanned plane, and therefore, the holder line set can accommodate being electrically connected for motor and camera Wiring prevents electric wire exposure to be easily damaged.The holder line cover one end connection unmanned plane on front side of bottom, avoid unmanned plane its Blocking for his component, expands the visual field of shooting to the full extent.

It is fixedly connected with holder line set on the upside of the buffer board, and buffering spacer, the holder are connected by liquid damping ball Line set can also be made of the material with buffer function.Since liquid has good cushioning effect, the present invention is set Liquid damping ball is set, realizes better damping effect.

The buffering spacer and buffer board cooperatively form double-deck shock-damping structure, and pass through liquid damping ball therebetween Connection, further increases camera at a distance from focus, and hollow-out layer is formed between double-layer structure, so that buffering spacer is upward Or buffer board has downwards biggish cushion space, so that cradle head structure is more stable.

Further, multiple damping rubber column gel columns are additionally provided on the buffering spacer.

Preferably, described damping rubber column gel column is yielding rubber column, since the flexible deformation of rubber is very big, elasticity modulus very little, The shock stiffness of rubber is greater than dynamic stiffness, and dynamic stiffness is greater than Static stiffness again, advantageously reduces blastic deformation and dynamic deformation, and rubber Glue shape can be adjusted with unrestricted choice, hardness by being formulated design, can satisfy the stiffness and strength of different directions Requirement.The buffering effect of buffing pad in order to further increase, the buffering spacer are equipped with multiple damping rubber column gel columns, on the one hand increase The stability of camera is added, has on the other hand decreased the vibration vibration of motor, prolong the service life.

Further, the holder line set is the flexible boot with multilayer coiled structure.

Since holder line set is the direct element of connection fuselage, and buffer board and fuselage are all rigid structure, therefore, it is necessary to The flexible structure with buffer function is set by holder line set, realizes better buffering effect.The holder is arranged in the present invention Line set is the flexible boot of strip, and inside is equipped with cable channel, avoids the mixed and disorderly of electric wire laying, also can be good at protection electricity Line.

In addition, the camera and buffer structure due to the lower end connection of holder line set have certain weight, the cloud Platform line set is set as the structure of multilayer curling dress, and electric wire may be pullled when camera being avoided to shake downwards, causes the damage of route It is bad.And multilayer coiled structure, so that camera has the section of enough vertical tremors, so that structure is more stable.

Further, the buffer board is tool there are four the plectane of salient angle, and each salient angle is equipped with one first and leads to Hole, the buffering spacer include the first buffering spacer, and first buffering spacer includes top plate, connection sheet and lower plywood, institute The both ends for stating top plate are equipped with the second through-hole, and the both ends of the lower plywood are equipped with third through-hole, and the first through hole and third are logical Hole is connected by liquid damping ball；The damping rubber column gel column is set on the second through-hole.

While in order to increase cushion area, reduce the weight of buffing pad, be circle in the middle part of the buffer board that the present invention is arranged, Upper end is for connecting holder line set.The circle buffer board is set there are four salient angle, for increasing the cushion area of tiling.It is described Each salient angle is equipped with a first through hole, for connecting buffering spacer.

First buffer board includes top plate, connection sheet and lower plywood, and first buffering spacer side section is in " C " word Type forms the buffer structure of upper and lower level, increases buffering effect.Wherein top plate realizes damping for multiple damping rubber column gel columns to be arranged Effect save space to reduce weight, the area of the area ratio lower plywood of the top plate is small.The lower plywood is in length Strip, both ends are respectively equipped with second through-hole, the distance between described two second through-holes can just with buffer board up to The distance of few one group of adjacent first through hole matches, and the connection of buffer board and the first gasket is realized by liquid damping ball, Form stable buffer structure.

Further, the buffering spacer further includes the second buffering spacer, and second buffering spacer is in "Ji" type, institute The lower end for stating "Ji" type is equipped with fourth hole, and the fourth hole connects first through hole by liquid damping ball；It is described " several " The upper end of font is equipped with fifth hole, and the fifth hole is equipped with damping rubber column gel column.

The buffering spacer further includes the second buffering spacer, and second buffering spacer is in "Ji" type, is similarly formed Flowering structure layer realizes better buffering effect.The lower end of the two sides of the "Ji" type is set there are two fourth hole, and two the 4th The distance between through-hole is just mutually matched with other two first through hole, and the fourth hole passes through liquid damping ball connection the One through-hole；The upper end of the "Ji" type is equipped with fifth hole, and the fifth hole is equipped with damping rubber column gel column, realizes multilayer buffering Effect.

Further, the connecting bracket includes first support, and the first support is " C " type bracket, " C " the type branch Frame top is equipped with first motor, so that first support is able to drive camera and swings with respect to unmanned plane.

The setting of first support expands the shooting visual field, while can be certain mainly for realizing swinging for camera Extend shake in degree away from realization damping effect.The first support is in " C " font, and top is equipped with first motor, and connects buffering The downside of plate.Unmanned plane of the invention can realize control with remote control or mobile terminal, be rotated by remote adjustment motor, real The adjusting of existing camera angle, therefore, the setting of " C " type bracket, structure is simple, and weight and volume is all smaller, and can be simultaneously Realize that rotation and certain buffer function, the user of camera are easy to operate.

Further, the connecting bracket further includes second support, and the second support is " n " type bracket, " n " type The two sides of bracket connect camera, and wherein side is equipped with the second motor, enable the camera with respect to above and below " n " type bracket It swings.

In order to realize swinging up and down for unmanned plane camera, to increase the shooting visual field, the connecting bracket that the present invention is arranged is also Including second support, the second support is set as " n " type bracket, rotation connection camera shooting on the inside of the both sides of " n " the type bracket Head, wherein side is equipped with the second motor of driving camera rotation, swings up and down so that camera can be realized, and defines camera It is 0 ° when lens direction is identical as " n " type carrier openings extreme direction, the direction that the camera is rotated up is 0 °~90 °, institute Stating the direction that camera rotates down is 0 °~150 °.

Therefore, the present invention being equipped with by first support and second support, realize camera swing up and down and It swings, expands the shooting visual field, improve user experience.

Compared with prior art, the beneficial effect of this patent,

(1) this invention simplifies the overall structures of head assembly, are only provided with buffing pad, connecting bracket and camera and make For head assembly should not component, wherein buffing pad mainly realizes buffer function, by using vibration-absorptive material and damping components Considerably increase the stability of unmanned plane shooting.Due to the main focus of unmanned plane be in rotor part, connection branch On the one hand frame will increase camera at a distance from focus, the synergistic effect of damping is played with buffing pad；On the other hand, connecting bracket Both ends be rotatablely connected respectively at buffing pad and camera, the rotation of multiple angles can make the coverage of camera wider.

(2) buffering spacer and buffer board cooperatively form double-deck shock-damping structure, and pass through liquid damping therebetween The connection of ball further increases camera at a distance from focus, and forms hollow-out layer between double-layer structure, so that buffering spacer Upwards or buffer board has downwards biggish cushion space, so that cradle head structure is more stable.

(3) buffering spacer is equipped with multiple damping rubber column gel columns, on the one hand increases the stability of camera, on the other hand The vibration vibration of motor is decreased, is prolonged the service life.

Detailed description of the invention

Fig. 1 is unmanned plane open cube display of the present invention.

Fig. 2 is that another perspective view is unfolded in unmanned plane of the present invention.

Fig. 3 is head assembly perspective view of the present invention.

Fig. 4 is the buffing pad explosive view of head assembly of the present invention.

Fig. 5 is the buffing pad partial exploded view of head assembly of the present invention.

Fig. 6 is the another partial exploded view of buffing pad of head assembly of the present invention.

Fig. 7 is the another perspective view of head assembly of the present invention.

Specific embodiment

The application is further described With reference to embodiment.Wherein, phase in the embodiment of the present application attached drawing Same or similar label corresponds to the same or similar component, only for illustration, should not be understood as the limitation to the application； In order to which embodiments herein is better described, the certain components of attached drawing have omission, zoom in or out, and do not represent actual product Size；The orientation or positional relationship of the instructions such as embodiment term " on ", "lower", "left", "right" is based on attached drawing in the application Shown in orientation or positional relationship, rather than the device or element of indication or suggestion meaning must have a particular orientation or with spy Fixed orientation construction, for the ordinary skill in the art, can understand the specific of above-mentioned term as the case may be Meaning.

Embodiment

The present invention provides a kind of multi-rotor unmanned aerial vehicle head assembly, as shown in Figure 1, the unmanned plane includes fuselage 1, it is described Fuselage 1 includes front side, and rear side, left and right side, the fuselage front side is equipped with head assembly 2, the front and back two on the left of the fuselage End is respectively provided with one group of folding rotor assemblies 3, and the right side of the fuselage and left side symmetric position are equipped with two groups of folding rotations Wing component 3.

The fuselage 1 is in approximate square shape, including four sides, wherein front side is equipped with the installation position of head assembly 2, The head assembly 2 is set in installation position, and the fuselage interior is equipped with control system and circuit element, passes through external remote control Device or mobile terminal can connect control system, and realize the control to unmanned plane.

In order to increase the cruise duration of unmanned plane, in some embodiments of the present invention, three groups of batteries parallel with one another are set Component 4, after the electricity of one group of battery component 4 is finished, another battery continues as unmanned plane continuation of the journey, substantially prolongs nothing The man-machine flight time increases the experience of user.

In order to reduce the overall volume of unmanned plane, as shown in Figure 1, there are four rotations for setting in some embodiments of the present invention Wing component 3, the rotor interval setting, wherein battery component 4 is arranged between two rotor assemblies, and since battery pack is excessive It equally will increase the power consumption of unmanned plane, be unfavorable for continuing a journey for a long time instead, it is preferred that in some embodiments of the present invention, setting Three groups of battery components 4 are separately positioned on the left side, right side and rear side of fuselage, and the rear and front end on the left of the fuselage is respectively provided with One group of folding rotor assemblies 3, the right side of the fuselage and left side symmetric position are equipped with two groups of folding rotor assemblies 3, The rotor is proximal end close to 1 one end of fuselage, and the other end is distal end, as shown in Fig. 2, the distal end of the rotor is equipped with foldable branch When frame 31, rotor assemblies 3 and bracket 31 are unfolded simultaneously, the unmanned plane can be placed smoothly on the ground, when needing to store, can be incited somebody to action Bracket 31 and rotor assemblies 3 all fold, and reduce the overall volume of unmanned plane.

In order to further reduce unmanned plane volume, as shown in Fig. 1~2, in some embodiments of the present invention, the electricity of setting Pond component 4 is vertically installed at the side of fuselage 1, and the length of the battery component 4 is less than the height of fuselage 1, the battery component 4 Width be less than adjacent two rotor assemblies, 3 proximal end horizontal distance.So that the center of gravity of fuselage 1 is more concentrated on middle part, reduce nothing While man-machine volume, so that flight is more stable.

In some embodiments of the present invention, multi-rotor unmanned aerial vehicle by setting, rotor is foldable and battery location is set It sets, the volume of unmanned plane can be further decreased, reduce occupied space, it is easy to carry and transport.And it foldable rotor and can roll over The setting of folded rotor bracket keeps unmanned plane storage convenient, in addition, the vertical concentrated setting of battery is in the side of fuselage, so that fuselage weight Power is concentrated, and is flown more stable.

As shown in figure 3, the head assembly 2 includes sequentially connected buffing pad 21, connecting bracket 22 and camera 23, The buffing pad 21 connects the bottom of 1 front side of fuselage, and the connecting bracket 22 is rotatablely connected with buffing pad 21, the camera 23 It is rotatablely connected with connecting bracket 22.

Since the main function of head assembly 2 is to provide a mounting platform for camera 23 and can be realized steady shot Shooting platform, therefore while the setting of head assembly 2 needs to realize 23 buffer function of camera, additionally it is possible to guarantee whole knot Structure is light, will not increase too many weight to unmanned plane itself.And the flight of multi-rotor unmanned aerial vehicle, need the deflection by rotor angle Realize the change of unmanned plane during flying angle, therefore, in flight course, the vibration of multiple rotation paddles will lead to multi-rotor unmanned aerial vehicle Shooting picture it is unintelligible, to reduce shooting level, user experience is influenced, therefore, it is necessary to start with from structure, to existing nothing Man-machine cradle head structure is changed.

In some embodiments of the present invention, the overall structure of head assembly 2 is simplified, is only provided with buffing pad 21, connection Bracket 22 and camera 23 as head assembly 2 should not component, wherein buffing pad 21 mainly realizes buffer function, by adopting The stability of unmanned plane shooting is considerably increased with vibration-absorptive material and damping components.Since the main focus of unmanned plane is to revolve Alar part, therefore, 22 one side of connecting bracket will increase camera 23 at a distance from focus, play damping with buffing pad 21 Synergistic effect；On the other hand, the both ends of connecting bracket 22 are rotatablely connected respectively at buffing pad 21 and camera 23, multiple angles Rotation, the coverage of camera 23 can be made wider.

Further, as shown in figure 4, the buffing pad 21 includes that holder line covers 211, buffer board 212, liquid damping ball 213, buffering spacer 214, connection holder line set 211 on the upside of the buffer board 212, downside is connect with connecting bracket 22, the liquid Body shock-absorbing ball 213 connects buffer board 212 by liquid damping ball 213, forms double-layer shock-absorbing structure.

In some embodiments of the present invention, head assembly 2 in be equipped with multiple motors, can be drivingly connected and bracket 22 and take the photograph As first 23 rotation, and camera 23 is also required to the control circuit board of electric wire connection unmanned plane, therefore, the holder line set 211 The electric connection line that motor and camera 23 can be accommodated prevents electric wire exposure to be easily damaged.The holder line covers 211 one end and connects nothing The bottom of man-machine front side, avoids blocking for other components of unmanned plane, expands the visual field of shooting to the full extent.

It is fixedly connected with holder line set 211 on the upside of the buffer board 212, and liquid damping is connected by liquid damping ball 213 Ball 213, the holder line set 211 can also be made of the material with buffer function.Since liquid has good damping Effect, therefore in some embodiments of the present invention, liquid damping ball 213 is set, realizes better damping effect.

The liquid damping ball 213 cooperatively forms double-deck shock-damping structure with buffer board 212, and passes through liquid therebetween The connection of shock-absorbing ball 213 further increases camera 23 at a distance from focus, and forms hollow-out layer between double-layer structure, makes It obtains liquid damping ball 213 upwards or buffer board 212 has downwards biggish cushion space, so that cradle head structure is more stable.

Further, as shown in figure 4, being additionally provided with multiple damping rubber column gel columns 10 on the buffering spacer 214.

Preferably, described damping rubber column gel column 10 is yielding rubber column, and since the flexible deformation of rubber is very big, elasticity modulus is very Small, the shock stiffness of rubber is greater than dynamic stiffness, and dynamic stiffness is greater than Static stiffness again, advantageously reduces blastic deformation and dynamic deformation, And rubber shape can be with unrestricted choice, hardness can be adjusted by being formulated design, can satisfy different directions rigidity and The requirement of intensity.The buffering effect of buffing pad 21 in order to further increase, the buffering spacer 214 are equipped with multiple damping rubber column gel columns 10, the damping rubber column gel column is connect by threaded fastener with fuselage, on the one hand increases the stability of camera 23, on the other hand Vibration caused by motor is decreased, is prolonged the service life.

Further, as shown in figure 4, holder line set 211 is the flexible boot with multilayer coiled structure.

Since holder line set 211 is to connect the direct element of fuselage 1, and buffer board 212 and fuselage 1 are all rigid structure, The flexible structure that therefore, it is necessary to be set as holder line set 211 to have buffer function, realizes better buffering effect.The present invention Some embodiments in, the flexible boot that holder line set 211 is strip is set, and inside is equipped with cable channel, avoids electricity Line is laid with mixed and disorderly, also can be good at protecting electric wire.

In addition, there is certain weight since holder line covers the camera 23 of 211 lower ends connection and buffing pad, it is described Holder line set 211 is set as the structure of multilayer curling dress, avoids camera 23 that from may pullling electric wire when shaking downwards, causes line The damage on road.And multilayer coiled structure, so that camera 23 has the section of enough vertical tremors, so that structure is more stable.

Further, it as shown in figure 5, the buffer board 212 is the plectane having there are four salient angle, is set in each salient angle There is a first through hole 20, the buffering spacer 214 includes the first buffering spacer 2141, and first buffering spacer 2141 includes The both ends of top plate 100, connection sheet 101 and lower plywood 102, the top plate 100 are equipped with the second through-hole 30, the lower plywood 102 both ends are equipped with third through-hole 40, the first through hole 20 and third through-hole 40 and are connected by liquid damping ball 213；It is described Damping rubber column gel column 10 is set on the second through-hole 30, and is fixed by screw and fuselage.

While in order to increase cushion area, reduce the weight of buffing pad 21, in some embodiments of the present invention, setting It is circle in the middle part of buffer board 212, upper end is for connecting holder line set 211.The circle buffer board 212 is set there are four salient angle, For increasing the cushion area of tiling.Each salient angle is equipped with a first through hole 20, for connecting liquid damping ball 213。

First buffer board 212 includes top plate 100, connection sheet 101 and lower plywood 102, first buffering spacer 2141 side sections are in " C " font, form the buffer structure of upper and lower level, increase buffering effect.Wherein top plate 100 is for being arranged Multiple damping rubber column gel columns 10, realize the effect of damping, in order to reduce weight, save space, the area ratio lower layer of the top plate 100 The area of plate 102 is small.The lower plywood 102 is in long strip, and both ends are respectively equipped with second through-hole 30, and described two second is logical The distance between hole 30 can just match at a distance from adjacent first through hole 20 at least one set of on buffer board 212, and lead to The connection that liquid damping ball 213 realizes buffer board 212 and the first buffering spacer 2141 is crossed, stable buffer structure is formed.

Further, as shown in fig. 6, the buffering spacer 214 further includes the second buffering spacer 2142, second buffering Gasket 2142 is in "Ji" type, and the lower end of the "Ji" type is equipped with fourth hole 50, and the fourth hole 50 is subtracted by liquid It shakes ball 213 and connects first through hole 20；The upper end of the "Ji" type is equipped with fifth hole 60, and the fifth hole 60, which is equipped with, to be subtracted Rubber column gel column 10 is shaken, and rubber column gel column 10 and fifth hole 60 are passed through by screw and fixed with fuselage.

The liquid damping ball 213 further includes second liquid shock-absorbing ball 2132, and the second liquid shock-absorbing ball 2132 is in "Ji" type is similarly formed up-down structure layer, realizes better buffering effect.The lower end of the two sides of the "Ji" type is equipped with two A fourth hole 50, the distance between two fourth holes 50 are just mutually matched with other two first through hole 20, and described Four through-holes 50 connect first through hole 20 by liquid damping ball 213；The upper end of the "Ji" type is equipped with fifth hole 60, described Fifth hole 60 is equipped with damping rubber column gel column 10, realizes multilayer buffering effect.

Further, as shown in fig. 7, the connecting bracket 22 includes first support 221, the first support 221 is " C " Type bracket, " C " the type cantilever tip are equipped with first motor 70, so that first support 221 is able to drive camera 23 with respect to nothing It is man-machine to swing.

The setting of first support 221 expands the shooting visual field, while can mainly for realizing swinging for camera 23 Extend shake to a certain extent away from realization damping effect.The first support 221 is in " C " font, and top is equipped with first motor 70, And connect the downside of buffer board 212.In some embodiments of the present invention, unmanned plane can with remote control or mobile terminal realize Control, is rotated by remote adjustment motor, realizes the adjusting of 23 angle of camera, therefore, the setting of " C " type bracket, structure letter Single, weight and volume is all smaller, and can be achieved at the same time the rotation of camera 23 and certain buffer function, user easily grasp Make.

Further, as shown in fig. 7, the connecting bracket 22 further includes second support 222, the second support 222 is The two sides of " n " type bracket, " n " the type bracket connect camera 23, and wherein side is equipped with the second motor 80, so that the camera shooting First 23 can swing up and down with respect to " n " type bracket.

In order to realize swinging up and down for unmanned plane camera 23, the visual field is shot to increase, in some embodiments of the present invention, The connecting bracket 22 of setting further includes second support 222, and the second support 222 is set as " n " type bracket, " n " the type branch Camera 23 is rotatablely connected on the inside of the both sides of frame, wherein side is equipped with the second motor 80 that driving camera 23 rotates, so that taking the photograph As first 23 can be realized and swing up and down, define 23 lens direction of camera it is identical with " n " type carrier openings extreme direction when be 0 °, institute Stating the direction that camera 23 is rotated up is 0 °~90 °, and the direction that the camera 23 rotates down is 0 °~150 °.

Therefore, it in some embodiments of the present invention, by being equipped with for first support 221 and second support 222, realizes Camera 23 swinging up and down and swings, and expands the shooting visual field, improves user experience.

It obviously, is not the restriction to the application although the application is disclosed with above-described embodiment.Any this field it is general Logical technical staff is not departing from spirit and scope, can make possible variation on the basis of the above description And modification.Therefore, the protection scope of the application should be subject to the range that following claims are defined.

Claims (8)

1. a kind of multi-rotor unmanned aerial vehicle head assembly, the unmanned plane include fuselage, the fuselage includes front side, rear side, left side And right side, the fuselage front side are equipped with head assembly, the rear and front end on the left of the fuselage is respectively provided with one group of folding rotor Component, the right side of the fuselage and left side symmetric position are equipped with two groups of folding rotor assemblies, which is characterized in that the holder Component includes sequentially connected buffing pad, connecting bracket and camera, and the bottom on front side of the buffing pad connection fuselage is described Connecting bracket and buffing pad are rotatablely connected, and the camera and connecting bracket are rotatablely connected.

2. head assembly according to claim 1, which is characterized in that the buffing pad includes holder line set, buffer board, liquid Body shock-absorbing ball, buffering spacer, the buffer board upside connect holder line set, and downside is connect with connecting bracket, the buffering spacer Buffer board is connected by liquid damping ball, forms double-layer shock-absorbing structure.

3. head assembly according to claim 2, which is characterized in that the buffering spacer is equipped with multiple damping rubber column gel columns.

4. head assembly according to claim 2, which is characterized in that the holder line set is with multilayer coiled structure Flexible boot.

5. head assembly according to claim 3, which is characterized in that the buffer board is the plectane having there are four salient angle, Each salient angle is equipped with a first through hole, and the buffering spacer includes the first buffering spacer, first buffering spacer Including top plate, connection sheet and lower plywood, the both ends of the top plate are equipped with the second through-hole, and the both ends of the lower plywood are equipped with the Three through-holes, the first through hole and third through-hole are connected by liquid damping ball；The damping rubber column gel column is set on the second through-hole.

6. head assembly according to claim 3, which is characterized in that the buffering spacer further includes the second buffering spacer, Second buffering spacer is in "Ji" type, and the lower end of the "Ji" type is equipped with fourth hole, and the fourth hole passes through liquid Body shock-absorbing ball connects first through hole；The upper end of the "Ji" type is equipped with fifth hole, and the fifth hole is equipped with damping rubber Column.

7. head assembly according to claim 2, which is characterized in that the connecting bracket includes first support, and described One bracket is " C " type bracket, and " C " the type cantilever tip is equipped with first motor, so that first support is able to drive camera phase It swings to unmanned plane.

8. head assembly according to claim 7, which is characterized in that the connecting bracket further includes second support, described Second support is " n " type bracket, and the two sides of " n " the type bracket connect camera, and wherein side is equipped with the second motor, so that institute Stating camera can swing up and down with respect to " n " type bracket.