CN207120880U - frame and multi-rotor unmanned aerial vehicle - Google Patents
frame and multi-rotor unmanned aerial vehicle Download PDFInfo
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- CN207120880U CN207120880U CN201721091462.4U CN201721091462U CN207120880U CN 207120880 U CN207120880 U CN 207120880U CN 201721091462 U CN201721091462 U CN 201721091462U CN 207120880 U CN207120880 U CN 207120880U
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Abstract
A kind of frame, including：Triangle horn (130) and centre frame (110)；Wherein, triangle horn (130) includes：First arm (131), the second arm (133) and telescopic arm (135)；First arm (131) and the second arm (133) and telescopic arm (135) are be hinged, and the second arm (133) is be hinged with telescopic arm (135), so as to surround the triangle of a closing between three；The one of pin joint and centre frame (110) of first arm (131), the second arm (133) and telescopic arm (135) are be hinged；When telescopic arm (135) moves to retracted state from extended configuration, triangle horn (130) folds towards close to the direction of centre frame (110).The utility model can reduce the volume of multi-rotor unmanned aerial vehicle occupancy, facilitate it to store or transport.The utility model also provides a kind of multi-rotor unmanned aerial vehicle.
Description
Technical field
A kind of frame and multi-rotor unmanned aerial vehicle are the utility model is related to, belongs to unmanned air vehicle technique field.
Background technology
With science and technology and expanding economy, in consumer field and commercial field, unmanned plane is increasingly loved, and it should
Diversified trend is presented in scene.Multi-rotor unmanned aerial vehicle is because its manipulation is simple, dependable performance occupies larger market
Share.Existing multi-rotor unmanned aerial vehicle generally comprises：Centre frame, the multiple horns to be radially distributed using centre frame as the center of circle,
And the Power Component on horn.During work, carried by the rotation of propeller in Power Component for multi-rotor unmanned aerial vehicle
For tensile force, so as to drive multi-rotor unmanned aerial vehicle to climb, hover or dive.But existing this multi-rotor unmanned aerial vehicle
Horn be directly anchored on centre frame, it is bigger so as to result in the volume of the occupancy of multi-rotor unmanned aerial vehicle, be unfavorable for
Storage or transport.
Utility model content
In order to solve above-mentioned present in prior art or other potential problems, the utility model embodiment provides a kind of machine
Frame and multi-rotor unmanned aerial vehicle.
According to some embodiments of the utility model, there is provided a kind of frame, including：Triangle horn and centre frame；It is described
Triangle horn includes：First arm, the second arm and telescopic arm；First arm is hinged with the second arm and telescopic arm, described
Second arm is hinged with telescopic arm, and the triangle of a closing is surrounded between first arm, the second arm and telescopic arm；Described first
One of pin joint of arm, the second arm and telescopic arm is hinged with the centre frame；When the telescopic arm moves from extended configuration
During to retracted state, the triangle horn folds towards close to the direction of the centre frame.
Frame as described above, wherein, the length of first arm is less than second arm.
Frame as described above, wherein, when the telescopic arm is in extended configuration, the triangle horn is acute angle three
Angular, right angled triangle or obtuse triangle.
Frame as described above, wherein, first arm, the second arm and telescopic arm are generally aligned in the same plane interior.
Frame as described above, wherein, it is both any in first arm, the second arm and telescopic arm to be generally aligned in the same plane
Interior, one is set with the planar abutment in addition.
Frame as described above, wherein, first arm, the second arm and telescopic arm are divided into three layers.
Frame as described above, wherein, Power Component is installed on the triangle horn.
Frame as described above, wherein, first arm is hinged with centre frame, and the power packages are installed on second arm
Part.
Frame as described above, wherein, the Power Component is arranged on the end of second arm.
Frame as described above, wherein, the Power Component is arranged on second arm and the hinge of the first arm and telescopic arm
Between contact.
Frame as described above, wherein, the pin joint of first arm and telescopic arm and first arm is located at the second arm
Two ends between.
Frame as described above, wherein, the Power Component includes：Motor and propeller, the propeller and motor
Output shaft drive connection, the motor is fixed on the triangle horn.
Frame as described above, wherein, the Power Component includes：Two motors, two propellers and motor connection
Seat；The motor connecting base is located on the triangle horn, and described two motors are separately fixed at the motor connecting base
Both ends；Described two propellers are connected with the output shaft of two motors respectively.
Frame as described above, wherein, the Power Component is two or more.
Frame as described above, wherein, the pin joint of the triangle horn and the centre frame is located at the centre frame
Axis on, or, the pin joint of the triangle horn and the centre frame and the spacing of axis interval one of the centre frame
From.
Frame as described above, wherein, the axis is longitudinal axis or transversal line.
Frame as described above, wherein, the frame includes two triangle horns.
Frame as described above, wherein, axisymmetrical or non-of two triangle horns on the centre frame
Symmetrically.
Frame as described above, wherein, the axis is longitudinal axis or transversal line.
Frame as described above, wherein, the be hinged summit formed of first arm and telescopic arm is hinged with the centre frame.
Frame as described above, wherein, longitudinal axis of second arm parallel to the centre frame.
Frame as described above, wherein, when the telescopic arm is in extended configuration, second arm and the telescopic arm
Between angle be acute angle, right angle or obtuse angle.
Frame as described above, wherein, first arm, the second arm and telescopic arm are hinged by rotating shaft.
According to some embodiments of the utility model, there is provided a kind of multi-rotor unmanned aerial vehicle, including above-mentioned frame and foot stool；
The foot stool is arranged on the bottom of the centre frame.
According to the technical scheme of the utility model embodiment, by promoting the telescopic arm in triangle horn, it is allowed to bounce back,
Triangle horn can just folded toward centre frame direction, reduces the volume of frame, facilitates the storage of multi-rotor unmanned aerial vehicle
Or transport；By pulling telescopic arm, make its elongation, it is possible to deploy triangle horn, multi-rotor unmanned aerial vehicle can be normal
Work.
Brief description of the drawings
By referring to the described in detail below of accompanying drawing, the above and other purpose of the utility model embodiment, feature and excellent
Point will become more clearly understood from.In the accompanying drawings, will by example and it is nonrestrictive in a manner of to multiple implementations of the present utility model
Example illustrates, wherein：
Fig. 1 is the structural representation for the multi-rotor unmanned aerial vehicle that the utility model embodiment provides；
Fig. 2 is the structural representation for the frame that the utility model embodiment provides；
Fig. 3 is Fig. 2 front view；
Fig. 4 is force diagram when Fig. 2 intermediate cam shapes horn folds；
Fig. 5 is that the triangle horn in Fig. 2 folds later schematic diagram；
Fig. 6 is a kind of structural representation for Power Component that the utility model embodiment provides；
Fig. 7 is the structural representation for another Power Component that the utility model embodiment provides.
In figure：
100th, multi-rotor unmanned aerial vehicle；110th, centre frame；
111st, flight controller；120th, foot stool；
130th, triangle horn；131st, the first arm；
133rd, the second arm；135th, telescopic arm；
150th, Power Component；151st, motor；
153rd, propeller；155th, motor mount；
157th, connecting shaft；300th, head；
500th, camera；700th, remote control.
Embodiment
Below in conjunction with the accompanying drawings, some embodiments of the present utility model are elaborated.In the case where not conflicting, under
Feature in the embodiment and embodiment stated can be mutually combined.
Fig. 1 is the structural representation for the multi-rotor unmanned aerial vehicle that the present embodiment provides.As shown in figure 1, what the present embodiment provided
Multi-rotor unmanned aerial vehicle 100 includes frame and foot stool 120.Wherein, frame includes centre frame 110 and installed in centre frame 110
On can to the direction of centre frame 110 fold triangle horn 130.Foot stool 120 is arranged on the bottom of centre frame 110, so as to when more
When rotor wing unmanned aerial vehicle 100 drops to ground, by the support of foot stool 120 frame can be made to avoid frame and ground away from ground
Collide with, improve the security of multi-rotor unmanned aerial vehicle 100 and service life.Alternatively, in order to avoid multi-rotor unmanned aerial vehicle 100 is flown
During foot stool 120 and branch or building etc. collide with, foot stool 120 can be collapsibly arranged on to the bottom of centre frame 110
Portion, so as to withdraw foot stool after taking off, and foot stool 120 is stretched out in descent.
Centre frame 110 can typically be designed to the box body or tower structure of arbitrary shape, such as in some embodiments
In centre frame 110 can be designed to the box body of rectangular or similar rectangle.Flight controller 111 is installed in centre frame 110,
The flight controller 111 can include processor and memory.Wherein, memory storage has control instruction, and the control instruction is used
In the moving component in control multi-rotor unmanned aerial vehicle 100, sensing element or the working condition of both.Processor can then be used
Handled in the heat transfer agent of the sensing element to getting, control instruction and life in memory are read according to result
The control signal that can recognize that into moving component, to control moving component to perform default action.Certainly, processor can also receive
The remote information that remote control 700 is sent, and the remote information is handled to generate control information, so as to control moving component
Corresponding action is performed, or, control sensing element senses to the job information etc. of environmental information, multi-rotor unmanned aerial vehicle.
In the present embodiment, remote control is independently of the part of centre frame, its wireless connection between flight controller, so as to by
Operating personnel carry out remote control on ground in face of unmanned plane.
The bottom or top of centre frame 110 can install head 300, so as to just can be in different application scenarios
Different devices is installed to extend the function of multi-rotor unmanned aerial vehicle 100 on head 300.The multi-rotor unmanned aerial vehicle is used for example, working as
100 when being taken photo by plane, and camera 500 can be carried on head 300 to be taken pictures, recorded a video.In another example when use more rotations
When wing unmanned plane 100 carries out remote sensing observations, the remote sensing such as infrared sensor or night vision imaging instrument can be carried on head 300 and set
It is standby.For another example when the multi-rotor unmanned aerial vehicle 100 is used for agricultural production, planting machine can be carried on head 300 to be broadcast
Kind, apply fertilizer or spray insecticide.Further for example, when being built using the multi-rotor unmanned aerial vehicle 100 auxiliary suspension bridge, can be by elder generation
One end of dragline is fixed on head, parallel to be set up under the main push-towing rope of suspension bridge by traction of the unmanned plane to guide cable
In the linear temporary construction sidewalk of main push-towing rope, to facilitate the construction of bridge construction personnel.
In the present embodiment, because the triangle horn 130 on centre frame 110 can be towards centre frame 110
Direction folds, so as to when multi-rotor unmanned aerial vehicle 100 needs to store or transported, reduce the multi-rotor unmanned aerial vehicle 100 and account for
Volume, it is facilitated to store or transport.
It should be noted that, although be illustrated that in Fig. 1 set respectively in the left and right sides of centre frame 110 one it is foldable
Triangle horn 130, still, the present embodiment not limited to this.For example, in certain embodiments, two triangle horns 130
It may be mounted at the front-end and back-end of centre frame 110, or other any appropriate positions.Likewise, folding triangle
The quantity of horn 130 is also not necessarily limited to two, such as can be one or more.When the setting of centre frame 110 one is folding
During triangle horn 130, in order to improve the balance of tensile force and multi-rotor unmanned aerial vehicle, can still further install one or
Multiple not folding triangle horns 130, it is of course also possible to which it is foldable, not foldable to install one or more again in addition
Linear, the horn of quadrangle or other shapes.When centre frame 110 sets multiple folding triangle horns 130,
These triangle horns 130 being arranged circumferentially along centre frame 110.
Fig. 2 is the structural representation for the frame that the present embodiment provides；Fig. 3 is Fig. 2 front view.As shown in Figures 2 and 3,
One summit of folding triangle horn 130 is be hinged with centre frame 110, and the triangle horn 130 includes hinged
And the first arm 131, the second arm 133 and telescopic arm 135 formed with triangle.
Specifically, the first arm 131, the second arm 133 and telescopic arm 135 are rigid arm, for example, it may be metal material is through punching
Pressure forms, or can also be that plastic material forms by molding.First arm 131 and the second arm 133 and telescopic arm 135 are be hinged,
Second arm 133 and telescopic arm 135 are be hinged, so as to form a closing between the first arm 131, the second arm 133 and telescopic arm 135
Triangle.First arm 131, the second arm 133 and telescopic arm 135 can be cut with scissors by connecting shaft 157 or other suitable structures
It is connected together.For example, shaft hole is opened up in the end of the first arm 131, the second arm 133 and telescopic arm 135 respectively, then by three
The shaft hole that rotating shaft is each passed through three end can be hinged by three.Certainly, in actual setting or
Correct position within end opens up shaft hole to realize that three's is be hinged.If there is no specified otherwise below, existed with three
The content of technical scheme is described by exemplified by end is be hinged.
First arm 131, the second arm 133 can be hollow or solid structures.For example, both can be provided
Suitable rigidity and strength carbon fiber pipe, the cross section of the carbon fiber pipe can be circular, ellipse or other suitable shapes
Shape.Telescopic arm 135 can be two or more the sleeve to connect together.It is of course also possible to use other are flexible
Structure type, for example, telescopic arm 135 includes even number support arm, each two support arm is one group, and the two support arms are cut with scissors in center section
It is connected together, the end of the support arm of two adjacent groups stretching structure is hinged, so as to form telescopic structure.
In the present embodiment, because triangle horn 130 is be hinged formation, and telescopic arm therein 135 can be stretched
Long or shortening, so as to adjust the first arm 131, the second arm 133 and telescopic arm by adjusting the length of telescopic arm 135
The shape of 135 triangles surrounded, and then the shape of triangle horn 130 is adjusted, realize the mesh of folding triangle horn 130
's.That is, the frame of the present embodiment, when telescopic arm 135 moves to retracted state from extended configuration, triangle horn
130 can just fold towards close to the direction of centre frame 110.
In figs. 2 and 3, the first arm 131 of triangle horn 130 and the right-hand member of telescopic arm 135 positioned at left side are with
Heart frame 110 is be hinged, and the front-end and back-end of the left end of the first arm 131, the left end of telescopic arm 135 respectively with the second arm 133 are hinged.Position
It is be hinged in the first arm 131 of the triangle horn 130 on right side and the right-hand member of telescopic arm 135 and centre frame 110, the first arm 131
The front-end and back-end of right-hand member, the right-hand member of telescopic arm 135 respectively with the second arm 133 are hinged.It is understood that the He of the first arm 131
The articulated position of the arm 133 of telescopic arm 135 and second can also be located between two ends of the second arm 133, also, the first arm
131 and telescopic arm 135 to be also not necessarily limited to end and the second arm 133 be hinged or at a distance of the position of end certain distance
Place is be hinged with the second arm 133.
When needing the triangle horn 130 in folding picture 2 and Fig. 3, as shown in figure 4, can be by being applied to the second arm 133
The thrust toward the direction of centre frame 110 is added to realize.By taking the triangle horn 130 in left side as an example：When the second arm 133 by
During the thrust on the right side, the left end for the first arm 131 being hinged with the end of the second arm 133 and the left end of telescopic arm 135 can all to the right
Rotate so that the angle between the first arm 131 and telescopic arm 135 gradually increases.In rotation process, due to the second arm 133
Length is fixed, and therefore, telescopic arm 135 can be shunk to buffer the thrust being applied on triangle horn 130, and three is surrounded
It is triangular shaped can change with the contraction of arms, so as to gradually making the second arm 133 close to centre frame 110.Similarly,
Also the triangle horn on whole right side can be made under thrust of second arm 133 to the left in the triangle horn 130 on right side
130 close to centre frame 110.Fig. 5 shows the state signal after triangle horn 130 on left side and right side all folds completely
Figure.As shown in figure 5, the first arm 131, the second arm 133 and the telescopic arm 135 of triangle horn 130 now are respectively positioned on centre frame
110 lower section, and overlap up and down.It should be understood that the present embodiment is not limited to triangle horn 130 after folding
Although three arm overlap up and down or this three folding is later close to each other, three is still still surrounded by
One triangle.
In addition, although Fig. 3 and Fig. 4 show that the second arm 133, the first arm 131 and telescopic arm 135 after folding are located at center
The lower section of frame 110, but in other embodiments, three can also be located at the top of centre frame 110 or press close to centre frame 110
Side wall.For example, by taking the triangle horn 130 on the left of Fig. 3 as an example, it can abut in the left side of centre frame 110 after folding
On wall.
When needing to deploy triangle horn 130, it is only necessary to apply opposite effect power to the second arm 133, namely
The second arm 133 is pulled away from centre frame 110.
When further, in order to ensure that multi-rotor unmanned aerial vehicle 100 works, the telescopic arm 135 deployed will not be in air
Bounced back under pressure, corresponding retaining mechanism can be set on telescopic arm 135 to be locked after the elongation of telescopic arm 135
It is fixed, so as to avoid its length change.In specific design, retaining mechanism can be that by the arbitrary structures form of locking,
Such as can be realized by way of lock telescopic arm 135 deploy after locking, or steady pin and pin-and-hole can also be passed through
Mode deploy realizing telescopic arm 135 after locking etc., or telescopic arm 135 can also be realized by way of bolt is held out against
Locking after expansion.
When triangle horn 130 deploys while being in extended configuration (namely telescopic arm 135), from the institute of triangle horn 130
From the point of view of the triangle of formation：The triangle can be acute triangle, obtuse triangle or obtuse triangle.For example, to scheme
Exemplified by 2 and Fig. 3 triangle horn 130, the angle between its second arm 133 and telescopic arm 135 can be acute angle, right angle or
Obtuse angle.By selecting the shape of different triangles to make unmanned plane that there is different face shapings, while can also adjust dynamic
The position of power component 150, there is provided multi-rotor unmanned aerial vehicle suitable flight efficiency under different application scene or different load-carryings.
From the point of view of the relation between the plane and horizontal plane that triangle horn 130 is formed：Triangle horn 130 is formed
Plane can be it is parallel between horizontal plane or favour horizontal plane setting, namely between horizontal plane exist folder
Angle.For example, in some embodiments it is possible to the second arm 133 in Fig. 2 is set parallel to horizontal plane, and by the He of the first arm 131
Telescopic arm 135 favours horizontal plane setting, for example, oblique top is set.By the way that triangle horn 130 is obliquely installed, reduce
The height of fuselage, the center of gravity of multi-rotor unmanned aerial vehicle 100 is reduced with this, multi-rotor unmanned aerial vehicle can be improved in some application scenarios
100 stability.
Each arm is from the point of view of the position relationship of three dimensions from triangle horn 130：In certain embodiments, the first arm
131st, the second arm 133 and telescopic arm 135 can be located at same layer, and now the first arm 131, the second arm 133 and telescopic arm 135 be simultaneously
In a plane, this plane can be parallel to horizontal plane or favour horizontal plane.In further embodiments,
One arm 131, the second arm 133 and telescopic arm 135 can be distributed in two layers, now the first arm 131, the second arm 133 and telescopic arm
In 135 it is any both in approximately the same plane, and another one and the planar abutment set that (namely another one is located at the plane
In addition).For example, the first arm 131 and telescopic arm 135 in Fig. 1 to Fig. 3 are located in approximately the same plane, and the second arm 133 is positioned at this
Below plane, so that this three is two-layer structure.In some other embodiment, the first arm 131, the second arm 133 with
And telescopic arm 135 is divided into three layers.For example, when the plane that triangle horn 130 is formed is parallel to horizontal plane, then the first arm
131st, the second arm 133 and telescopic arm 135 are arranged at intervals in vertical plane, so that this three distinguishes in vertical plane
Positioned at three layers.For another example can be by the first arm 131 of the triangle horn 130 for favouring horizontal plane shown in Fig. 2 or flexible
Arm 135 up or the segment distance that moves down so that the first arm 131, the second arm 133 and telescopic arm 135 are three layers structure.
Formed as an example it is assumed that telescopic arm 135 connects together for multiple sleeves, and the arm of telescopic arm 135 and first
131 is hinged by jointed shaft and centre frame 110.Then multiple sleeves of telescopic arm 135 can retract to and jointed shaft
Diameter it is identical or basically identical, at this point it is possible to approximately regard telescopic arm 135 and jointed shaft as a point.
In certain embodiments, the length of the second arm 133 is more than the length of the first arm 131.Now, if the first arm 131,
Second arm 133 and telescopic arm 135 are located at same layer, that is, when this three is located in approximately the same plane, the second arm 133 can be
The first arm 131 and telescopic arm 135 is promoted to rotate in the presence of thrust, so as to cause the folder between the first arm 131 and telescopic arm 135
Contention gradually increases to 180 degree so that the second arm 133 sticks together with the first arm 131；If the first arm 131, the second arm 133
It is located at two layers with telescopic arm 135, for example, the first arm 131 and telescopic arm 135 are located in approximately the same plane, and the second arm 133 is located at
During the lower section of this plane, the angle between the first arm 131 and telescopic arm 135 gradually increases under the thrust of the second arm 133
180 degree, the final lower section for causing the second arm 133 to be stacked in the first arm 131.
In further embodiments, the length of the second arm 133 is less than the length of the first arm 131, when the second arm 133 promotes the
One arm 131 and telescopic arm 135 rotate so that triangle horn from deployed condition be deformed to retracted state when, the first arm 131 and stretch
Angle between contracting arm 135 can be less than 180 degree all the time, so that the first arm 131, the second arm 133 and telescopic arm 135 are still protected
The shape of a triangle is held, only the triangle of retracted state has certain difference in shape with deployed condition triangle
It is different.It is appreciated that when the length of the second arm 133 is less than the length of the first arm 131, triangle horn is still protected in retracted state
The situation for holding triangle is applicable not only to the first arm 131, the second arm 133 and telescopic arm 135 and is located at same layer, be also applied for this three
When person is located at two layers or three layers.
Certainly, it is contemplated that cost and the factor of processing, its length in maximum retracted state of telescopic arm 135 are likely larger than hinge
The diameter of spindle, now, it is only necessary to when configuring the second 133 length of arm during with due regard to 135 maximum retracted state of telescopic arm
Length, if that is, the second arm 133 need recline or stack together with the first arm 131, the length of the second arm 133
Degree should be more than the first arm 131 and length sum during 135 maximum retracted state of telescopic arm.
With continued reference to Fig. 1 to Fig. 3, the Power Component 150 for providing tensile force is installed on triangle horn 130.
Wherein, Power Component 150 may be mounted at the first arm 131, the second arm 133, telescopic arm 135 of triangle horn 130 wherein
On one or more., can be on the second arm 133 when the first arm 131 is hinged with centre frame 110 by taking Fig. 2 and Fig. 3 as an example
One or more Power Component 150 is installed.A kind of alternatively mounting means is to install one or two Power Components 150
In the end of the second arm 133；Another alternatively mounting means is by one, two or more Power Component 150
Between the second arm 133 and the pin joint of other two arms；The third alternatively mounting means be by one, two or
More than two Power Components 150 are simultaneously installed in the end of the second arm 133 and the hinge of the second arm 133 and other two arms
Between contact.It is appreciated that the pin joint of the second arm 133 and the first arm 131, the second arm 133 and telescopic arm 135 can be located at the
Two ends of two arms 133, or pin joint are located between two ends of the second arm 133.
Below exemplified by Power Component 150 is arranged on the second arm 133 in Fig. 2 and Fig. 3, some Power Components are introduced
150 concrete structure, it will be appreciated that following Power Component 150 equally may be mounted at the first arm 131, telescopic arm 135, or
Person simultaneously installed in the first arm 131, the second arm 133, telescopic arm 135 any both or three on.
Fig. 6 is a kind of structural representation for Power Component that the utility model embodiment provides.As shown in fig. 6, at some
In embodiment, Power Component 150 includes：Motor 151 and propeller 153.
Specifically, motor 151 can be directly anchored on the second arm 133, the output shaft of propeller 153 and motor 151 passes
Dynamic connection, the electricity of controlled motor 151 are adjusted in the second arm 133 or centre frame 110.For example, the second arm 133 is carbon fiber
Pipe, fluted in the end set of carbon fiber pipe, motor 151 is fixed in the groove；Electricity adjust installed in carbon fiber pipe or in
In heart frame 110, and communicated to connect by connecting line and motor 151.
Motor 151 can also be fixed on the second arm 133 by motor mount 155, propeller 153 and motor 151
Output shaft is connected, the electricity of controlled motor 151 adjust be arranged on motor mount 155 or in the second arm 133,
Or in centre frame 110.Alternatively, electricity mediation motor mount 155 is integrated, so as to reduce connection
The length of line, to reduce the transmission time that electricity adjusts control signal, improve the control efficiency of motor；At the same time it can also reduce zero
The quantity of part, reduce the weight of frame.Further, could be arranged to can be 133 turns with respect to the second arm for motor mount 155
It is dynamic, so as to which when in use manually or automatically mode controlled motor mounting seat 155 can be carried out with respect to the second arm 133
Rotate, to change angle of the propeller 153 relative to ground.Based on above-mentioned, Power Component 150 is arranged to can be relative to second
Arm 133 rotates, so as in different ramp-up periods, different wind directions or different working environments by adjusting spiral shell
The angle for revolving oar 153 obtains suitable tensile force.
Propeller 153 on output shaft can towards ground or away from ground, with adapt to different purposes or
The multi-rotor unmanned aerial vehicle 100 of different application scene.
Fig. 7 is the structural representation for another Power Component that the utility model embodiment provides.As shown in fig. 7, another
In some embodiments, Power Component 150 includes：Two motors, 151, two propellers 153 and connecting shaft 157.
Specifically, a motor 151 is fixed at the both ends of connecting shaft 157 respectively, the output shafts of two motors 151 is respectively with two
Individual propeller 153 is connected.Offer through hole in the end of the second arm 133, connecting shaft 157 through the through hole and with the second arm
133 fix.Alternatively, motor 151 is fixed on the end of connecting shaft 157 by motor mount 155, and electricity is adjusted and is integrated in the motor
In mounting seat 155.By connecting shaft 157 coaxial two motors 151 of installation and two propellers 153, power packages can be improved
The power output of part 150, the tensile force as caused by Power Component is improved, can so as to improve the flight efficiency of unmanned plane
Carry more or heavier goods.
With continued reference to Fig. 2 and Fig. 3, the summit that the first arm 131, telescopic arm 135 are hinged with centre frame 110 can be located at center
There is certain distance between the both sides of the longitudinal axis of frame 110, namely the be hinged summit and the longitudinal axis of centre frame 110；Or hinge
The summit connect can also be arranged on longitudinal axis.Alternatively, the second arm 133 can be set parallel to the longitudinal axis of centre frame 110.
It should be appreciated that the position relationship between above-mentioned be hinged summit and the longitudinal axis of centre frame 110 is equally applicable to itself and centre frame
Between 110 transversal line.By controlling the position on be hinged summit, the other structures set on centre frame 110 can be avoided, such as
Foot stool；The position after triangle horn 130 folds can also be adjusted simultaneously, improved the multi-rotor unmanned aerial vehicle 100 after folding and stored up
Convenience when depositing.
In addition, the be hinged summit of triangle horn 130 and centre frame 110 is not limited to the hinge of the first arm 131 and telescopic arm 135
Contact or the pin joint of the first arm 131 and the second arm 133, or can also be the second arm 133 and telescopic arm 135
Pin joint, latter two situation only need the position of Reasonable adjustment Power Component 150.
Further, when being provided with two triangle horns 130 as Fig. 3 such as Fig. 2, the two triangle horns 130
Longitudinal axis (direction shown in arrow in figure) both sides of centre frame 110 can be symmetricly set on, or can also be on centre frame 110
Longitudinal axis it is asymmetric.Similarly, two triangle horns 130 can also be symmetrical or asymmetric centrally disposed frame 110
Transversal line both sides.By the way that axis (longitudinal axis or transversal line) of two triangle horns 130 on centre frame 110 is symmetrically set
Put, stationarity during 100 flight of multi-rotor unmanned aerial vehicle can be improved；And by the way that two asymmetry of triangle horns 130 are set
In axis (longitudinal axis or transversal line) both sides of centre frame 110, the center of gravity of multi-rotor unmanned aerial vehicle 100 can be adjusted, is improved more
Rotor wing unmanned aerial vehicle 100 carries the ability of irregular article.
Finally, although being described in the context of these embodiments associated with certain embodiments of the present technology
Advantage, but other embodiment can also include the advantages of such, and simultaneously this practicality is all described in detail in not all embodiments
New all advantages, the utility model is regarded as objective the advantages of bringing by the technical characteristic institute in embodiment and is different from now
There is the advantages of technology, belong to the scope of protection of the utility model.
Claims (15)
- A kind of 1. frame, it is characterised in that including：Triangle horn and centre frame；The triangle horn includes：First arm, the second arm and telescopic arm；First arm and the second arm and the telescopic arm hinge Connect, second arm is hinged with telescopic arm；The triangle of a closing is surrounded between first arm, the second arm and telescopic arm； One of pin joint of first arm, the second arm and telescopic arm is hinged with the centre frame；When the telescopic arm moves to retracted state from extended configuration, the triangle horn is towards close to the centre frame Direction folds.
- 2. frame according to claim 1, it is characterised in that the length of first arm is less than second arm.
- 3. frame according to claim 1, it is characterised in that when the telescopic arm is in extended configuration, the triangle Shape horn is acute triangle, right angled triangle or obtuse triangle.
- 4. frame according to claim 1, it is characterised in that first arm, the second arm and telescopic arm are positioned at same flat In face.
- 5. frame according to claim 1, it is characterised in that both any in first arm, the second arm and telescopic arm In being generally aligned in the same plane, one is set with the planar abutment in addition.
- 6. frame according to claim 1, it is characterised in that be provided with Power Component on the triangle horn.
- 7. frame according to claim 6, it is characterised in that first arm is hinged with centre frame, on second arm The Power Component is installed.
- 8. frame according to claim 7, it is characterised in that the Power Component is arranged on the end of second arm.
- 9. frame according to claim 7, it is characterised in that the Power Component is arranged on second arm and the first arm Between the pin joint of telescopic arm.
- 10. frame according to claim 6, it is characterised in that the Power Component includes：Motor and propeller, institute The output shaft for stating propeller and motor is connected, and the motor is fixed on the triangle horn.
- 11. frame according to claim 6, it is characterised in that the Power Component includes：Two motors, two spirals Oar and motor connecting base；The motor connecting base is located on the triangle horn, and described two motors are separately fixed at The both ends of the motor connecting base；Described two propellers are connected with the output shaft of two motors respectively.
- 12. frame according to claim 6, it is characterised in that the Power Component is two or more.
- 13. according to the frame described in claim any one of 1-12, it is characterised in that the frame includes two triangles Horn；Two triangle horns are symmetrical or asymmetric on the longitudinal axis of the centre frame.
- 14. according to the frame described in claim any one of 1-12, it is characterised in that first arm and telescopic arm are be hinged to be formed Summit be hinged with the centre frame.
- 15. a kind of multi-rotor unmanned aerial vehicle, it is characterised in that including the frame and foot stool described in claim any one of 1-14； The foot stool is arranged on the bottom of the centre frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721091462.4U CN207120880U (en) | 2017-08-29 | 2017-08-29 | frame and multi-rotor unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721091462.4U CN207120880U (en) | 2017-08-29 | 2017-08-29 | frame and multi-rotor unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207120880U true CN207120880U (en) | 2018-03-20 |
Family
ID=61611186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721091462.4U Active CN207120880U (en) | 2017-08-29 | 2017-08-29 | frame and multi-rotor unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207120880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513559A (en) * | 2017-08-29 | 2018-09-07 | 深圳市大疆创新科技有限公司 | Rack and multi-rotor unmanned aerial vehicle |
| CN110877726A (en) * | 2019-11-12 | 2020-03-13 | 徐州迪沃通讯工程有限公司 | Foldable unmanned aerial vehicle |
-
2017
- 2017-08-29 CN CN201721091462.4U patent/CN207120880U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513559A (en) * | 2017-08-29 | 2018-09-07 | 深圳市大疆创新科技有限公司 | Rack and multi-rotor unmanned aerial vehicle |
| WO2019041126A1 (en) * | 2017-08-29 | 2019-03-07 | 深圳市大疆创新科技有限公司 | Frame and multi-rotor unmanned aerial vehicle |
| CN108513559B (en) * | 2017-08-29 | 2021-03-19 | 深圳市大疆创新科技有限公司 | Frame and many rotor unmanned aerial vehicle |
| CN110877726A (en) * | 2019-11-12 | 2020-03-13 | 徐州迪沃通讯工程有限公司 | Foldable unmanned aerial vehicle |
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