CN112249351A - A supplementary stabilising arrangement that makes a video recording for unmanned aerial vehicle - Google Patents
A supplementary stabilising arrangement that makes a video recording for unmanned aerial vehicle Download PDFInfo
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- CN112249351A CN112249351A CN202011274764.1A CN202011274764A CN112249351A CN 112249351 A CN112249351 A CN 112249351A CN 202011274764 A CN202011274764 A CN 202011274764A CN 112249351 A CN112249351 A CN 112249351A
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- 210000000078 claw Anatomy 0.000 claims abstract description 60
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- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000006641 stabilisation Effects 0.000 claims description 11
- 238000011105 stabilization Methods 0.000 claims description 11
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- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
- B64D47/08—Arrangements of cameras
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Abstract
The invention provides an auxiliary camera stabilizing device for an unmanned aerial vehicle, which comprises a main engine arm, wherein the main engine arm is arc-shaped, a sliding groove is formed in the main engine arm, an electric sliding block is arranged in the sliding groove, the electric sliding block is connected with an installation block on the unmanned aerial vehicle, and a first rotary power unit is arranged at one end of the main engine arm; the supporting frame comprises a first arm, a second arm and a connecting arm which are arranged in parallel, a second rotary power unit is arranged on the connecting arm, the other end of the main machine arm is connected with the second rotary power unit, and the first arm and the second arm are electric telescopic arms; the third rotary power unit is arranged at one end of the first arm far away from the second rotary power unit, the third rotary power unit is connected with the first connecting claw, and the second arm is rotationally connected with the second connecting claw; the bearing frame comprises a first transverse frame, a second transverse frame, a first vertical rod and a second vertical rod, the first connecting claw is connected with the first vertical rod through a bearing, and the second connecting claw is connected with the second vertical rod through a bearing. Simple structure has increased linear motion, has improved the scope of making a video recording.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicle photographic equipment, in particular to an auxiliary camera stabilizing device for an unmanned aerial vehicle.
Background
The unmanned aerial vehicle cloud platform is that unmanned aerial vehicle is used for the erection, the supporting equipment of task load such as fixed camera, because the difference of photography equipment's function and usage, various different sensors or photography equipment can be carried on at the unmanned aerial vehicle cloud platform, consequently the unmanned aerial vehicle cloud platform also is by the different structure of design as required, restrict in unmanned aerial vehicle load capacity, photography equipment's function and usage, generally require to guarantee under the prerequisite of cloud platform normal work, reduce cloud platform structure's weight, the volume and increase the load capacity of cloud platform.
But the supplementary stabilising arrangement of making a video recording that uses at present all is that the rotation effect in three mutually perpendicular orientation in the cartesian coordinate system is given first place to, and the stabilizer of triaxial still has some defects in unmanned aerial vehicle's application, can't carry out the motion of some straight lines, needs unmanned aerial vehicle to rotate certain direction sometimes and shoots, has increased unmanned aerial vehicle task volume.
Therefore, it is necessary to develop an auxiliary camera stabilizing device for an unmanned aerial vehicle, which has a simple structure, increases linear motion on the basis of rotary motion, improves the camera shooting range, and reduces the aerial action of the unmanned aerial vehicle.
Disclosure of Invention
The present invention is directed to solving one of the technical problems of the prior art or the related art.
Therefore, the invention provides an auxiliary camera stabilizing device for an unmanned aerial vehicle.
In view of the above, the present invention provides an auxiliary camera stabilizing device for an unmanned aerial vehicle, including:
the main machine arm is arc-shaped, a sliding groove is formed in the main machine arm, an electric sliding block is arranged in the sliding groove and connected with an installation block on the unmanned aerial vehicle, and a first rotary power unit is arranged at one end of the main machine arm;
the supporting frame comprises a first arm, a second arm and a connecting arm, wherein the first arm and the second arm are arranged in parallel, the connecting arm is used for connecting the first arm and the second arm, a second rotating power unit is arranged on the connecting arm, the other end of the main arm is connected with the second rotating power unit, and the first arm and the second arm are electric telescopic arms;
the third rotary power unit is arranged at one end, far away from the second rotary power unit, of the first arm, and is connected with the first connecting claw, and the second arm is rotatably connected with the second connecting claw;
bear the frame, include first crossbearer, second crossbearer and set up in first crossbearer with first montant and second montant between the second crossbearer, first connecting claw pass through the bearing with first montant is connected, the second connecting claw pass through the bearing with the second montant is connected.
Further, the auxiliary image pickup stabilization device further includes:
the first electromagnet is arranged on the first rotary power unit;
the second electromagnet is arranged on the second rotary power unit;
the first electromagnet and the second electromagnet are arranged at two ends of the sliding groove.
Furthermore, the sliding groove is T-shaped, and the shape of the electric sliding block is matched with that of the sliding groove.
Further, the first rotary power unit, the second rotary power unit, and the third rotary power unit have the same structure, and each include:
the motor fixing device comprises a fixing end, a motor base and a motor, wherein the fixing end is internally provided with the motor base;
the motor comprises a rotating end, a rotor and a motor, wherein a connecting groove is formed in the rotating end, the rotor of the motor is fixedly connected with the connecting groove, and the motor drives the rotating end to rotate;
wherein, the rotation end of first rotatory power unit with the one end of host computer arm is connected, the stiff end of the rotatory power unit of second with the other end of host computer arm is connected, the rotation end of the rotatory power unit of second with the linking arm is connected, the stiff end and the first arm of the rotatory power unit of third are connected, the rotation end and the first connecting claw of the rotatory power unit of third are connected.
Further, be equipped with the limiting plate in the stiff end, be equipped with on the limiting plate and dodge the mouth, the rotor passes dodge the mouth, be equipped with the spacing groove on the limiting plate, the spacing groove is circular, the spacing inslot is equipped with the stopper, it is equipped with protruding post to rotate to serve, protruding post with the spacing groove phase-match.
Further, the limiting block comprises a top wall, a bottom wall, a front wall, a thick wall and two side walls which are parallel to each other, the bottom wall is in contact with the bottom of the limiting groove, the front wall and the thick wall are tangent to the side walls of the limiting groove, and the angle between the central point of the two side walls and the central line of the circular limiting groove is not more than 1 degree.
Further, the first connecting claw and the second connecting claw have the same structure and are both:
the outer frame is internally provided with a cylindrical through groove;
wherein, the frame of first connecting claw with the third rotary power unit rotate end fixed connection, the logical groove of first connecting claw pass through the bearing with first montant is connected, the frame of second connecting claw with second arm rotation connection, the logical groove of second connecting claw passes through the bearing and is connected with the second montant.
Further, first crossbearer includes parallel arrangement's first horizontal pole and second horizontal pole, the both ends of first horizontal pole and second horizontal pole are passed through the connecting piece and are connected, the second crossbearer includes parallel arrangement's third horizontal pole and fourth horizontal pole, the third horizontal pole with the fourth horizontal pole passes through the connecting piece and connects, first montant with the second montant set up respectively in the both ends of first crossbearer, first montant with the second montant is located the center department of connecting piece.
Further, pneumatic cylinders are further arranged on the first transverse frame and the second transverse frame.
Further, the first cross rod, the second cross rod, the third cross rod, the fourth cross rod, the first vertical rod and the second vertical rod are all electric telescopic rods.
The technical scheme provided by the invention can have the following beneficial effects:
through set up the spout on host computer arm, set up electric slider in the spout, the messenger bears the frame and can change the direction, and first arm and second arm are electric telescopic handle simultaneously, and the homoenergetic has increased linear motion on rotary motion's basis, and simple structure has improved the scope of making a video recording, has reduced unmanned aerial vehicle's aerial action.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 shows a front view of an auxiliary camera stabilization device for a drone according to one embodiment of the invention;
fig. 2 shows a right side view of an auxiliary camera stabilization device for a drone according to one embodiment of the invention;
fig. 3 shows a top view of an auxiliary camera stabilization device for a drone according to one embodiment of the invention;
FIG. 4 illustrates a cross-sectional view of a host arm in accordance with one embodiment of the present invention;
FIG. 5 shows a schematic view of a support stand according to one embodiment of the present invention;
FIG. 6 illustrates an internal schematic view of a rotary power motor according to one embodiment of the present invention;
FIG. 7 shows a schematic view of A-A of FIG. 6;
fig. 8 shows a schematic view of a limiting plate according to an embodiment of the invention;
fig. 9 shows a schematic view of a carrier according to one embodiment of the invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 9 is:
1 main machine arm, 101 sliding groove, 102 electric sliding block, 2 first rotary power unit, 201 fixed end, 202 motor base, 203 motor, 204 rotating end, 205 connecting groove, 206 limiting plate, 207 avoiding opening, 208 limiting groove, 209 limiting block, 210 protruding column, 3 supporting frame, 301 first arm, 3011 first connecting claw, 302 second arm, 3021 second connecting claw, 303 connecting arm, 4 second rotary power unit, 5 third rotary power unit, 6 bearing frame, 601 first cross frame, 6011 first cross bar, 6012 second cross frame, 602 second cross frame, 6021 third cross bar, 6022 fourth cross bar, 603 first vertical bar, 604 second vertical bar, 605 connecting piece, 606 pneumatic cylinder, 7 first electromagnet, 8 second electromagnet.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
The invention provides an auxiliary camera stabilizing device for an unmanned aerial vehicle, which comprises:
the unmanned aerial vehicle comprises a main engine arm 1, a main engine arm and a power unit, wherein the main engine arm 1 is arc-shaped, a sliding groove 101 is formed in the main engine arm 1, an electric sliding block 102 is arranged in the sliding groove 101, the electric sliding block 102 is connected with an installation block on the unmanned aerial vehicle, and a first rotary power unit 2 is arranged at one end of the main engine arm 1;
the supporting frame 3 comprises a first arm 301 and a second arm 302 which are arranged in parallel, and a connecting arm 303 for connecting the first arm 301 and the second arm 302, wherein a second rotary power unit 4 is arranged on the connecting arm 303, the other end of the main machine arm 1 is connected with the second rotary power unit 4, and the first arm 301 and the second arm 302 are electric telescopic arms;
the third rotary power unit 5 is arranged at one end of the first arm 301, which is far away from the second rotary power unit 4, the third rotary power unit 5 is connected with the first connecting claw 3011, and the second arm 302 is rotatably connected with the second connecting claw 3021;
The third rotary power unit 5 is connected to the first connection claw 3011, the first connection claw 3011 is connected to the first vertical rod 603 of the carrier 6, the second arm 302 is rotatably connected to the second connection claw 3021, the second claw is connected to the second vertical rod 604 of the carrier 6, and the third rotary power unit 5 is used as the driving motor 203 to drive the whole carrier 6 to rotate.
The three-axis rotary motion of the auxiliary camera stabilizing device is realized through the arrangement of the first rotary power unit 2, the second rotary power unit 4 and the third rotary power unit 5, that is, when the electric slide block 102 is positioned at one end of the first rotary motor 203, the first rotary power unit 2 can realize the rotation in the X-axis plane of the auxiliary camera stabilizing device, the second rotary power unit 4 can realize the rotation in the Z-axis plane of the auxiliary camera stabilizing device, and the third rotary power unit 5 can realize the rotation in the Y-axis plane of the auxiliary camera stabilizing device, so that the three-axis rotary motion of the auxiliary camera stabilizing device is realized, further, the position of the auxiliary camera stabilizing device can be changed through the arrangement of the chute 101 on the main arm 1 on the premise of not changing the flight track of the unmanned aerial vehicle, thereby increasing the camera shooting range and reducing the aerial action of the unmanned aerial vehicle, furthermore, the linear motion of the support frame 3 is realized by the arrangement of the electric telescopic arms of the first arm 301 and the second arm 302, and the arc motion of the support frame 3 is realized by extending different lengths.
Through set up spout 101 on host computer arm 1, set up electric slider in spout 101, make and bear 6 can the turn over direction, first arm 301 and second arm 302 are electric telescopic handle simultaneously, and the homoenergetic has increased linear motion on rotary motion's basis, and simple structure has improved the scope of making a video recording, has reduced unmanned aerial vehicle's aerial action.
Note that the image pickup apparatus is fixed in the carriage 6.
Further, the auxiliary image pickup stabilization device further includes:
a first electromagnet 7 disposed on the first rotary power unit 2;
a second electromagnet 8 disposed on the second rotary power unit 4;
the first electromagnet 7 and the second electromagnet 8 are disposed at two ends of the chute 101.
Through the setting of first electro-magnet 7 and second electro-magnet 8, can play limiting displacement to electronic slider 102 on the one hand, avoid electronic slider 102 to break away from spout 101, on the other hand can also play fixed effect to electronic slider 102, avoids in the flight of unmanned aerial vehicle under the effect of wind-force and power, and electronic slider 102 rocks in spout 101, influences the stability of making a video recording.
Further, the chute 101 is T-shaped, and the shape of the electric slider 102 matches the shape of the chute 101.
The sliding groove 101 and the electric sliding block 102 are arranged in a T shape, and the protruding parts on the two sides of the T shape of the electric sliding block 102 are clamped in the grooves on the two sides of the T shape of the sliding groove 101, so that the pulling force of the electric sliding block 102 on the auxiliary camera shooting stabilizing device is improved, and the stability of the auxiliary camera shooting stabilizing device is improved.
Further, the first rotary power unit 2, the second rotary power unit 4, and the third rotary power unit 5 are identical in structure, and each include:
a fixed end 201, a motor base 202 is arranged in the fixed end 201, and a stator of a motor 203 is arranged in the motor base 202;
a rotating end 204, a connecting groove 205 is arranged in the rotating end 204, a rotor of the motor 203 is fixedly connected with the connecting groove 205, and the motor 203 drives the rotating end 204 to rotate;
the rotating end 204 of the first rotating power unit 2 is connected with one end of the main arm 1, the fixed end 201 of the second rotating power unit 4 is connected with the other end of the main arm 1, the rotating end 204 of the second rotating power unit 4 is connected with the connecting arm 303, the fixed end 201 of the third rotating power unit 5 is connected with the first arm 301, and the rotating end 204 of the third rotating power unit 5 is connected with the first connecting claw 3011.
The rotating end 204 of the first rotary power unit 2 is connected with one end of the main arm 1, the fixed end 201 of the second rotary power unit 4 is connected with the other end of the main arm 1, the rotating end 204 of the second rotary power unit motor 4 is connected with the connecting arm 303, the fixed end 201 of the third rotary power unit 5 is connected with the first arm 301, the rotating end 204 of the third rotary power unit 5 is connected with the first connecting claw 3011, the rotation of the auxiliary camera stabilizing device driven by the first rotary power unit 2 is realized, the rotation of the support frame 3 is driven by the second rotary power unit 4, the third rotary power unit 5 drives the support frame 6 to rotate in the support frame 3, and then the triaxial rotation motion of the auxiliary camera stabilizing device is realized.
Further, be equipped with limiting plate 206 in the stiff end 201, be equipped with on the limiting plate 206 and dodge mouth 207, the rotor passes and dodges mouth 207, is equipped with spacing groove 208 on the limiting plate 206, and spacing groove 208 is circular, is equipped with stopper 209 in the spacing groove 208, is equipped with protruding post 210 on the rotation end 204, protruding post 210 and spacing groove 208 phase-match.
Dodge the setting of mouth 207 and can be convenient for the rotor to be connected with spread groove 205, realize that the rotor of motor 203 drives the rotatory purpose of rotation end 204, be equipped with spacing groove 208 on the limiting plate 206, spacing groove 208 becomes circular, spacing block 209 rotates the protruding post 210 and the spacing groove 208 on the end 204 and matches in the spacing groove 208, it is spacing to protruding post 210 through limiting block 209, it is spacing to rotating end 204 promptly, avoid many rings to lead to the winding that the rotation caused the connecting wire, influence the life of motor 203.
Further, the limiting block 209 comprises a top wall and a bottom wall which are parallel, a front wall, a thick wall and two side walls, the bottom wall is in contact with the bottom of the limiting groove 208, the front wall and the thick wall are tangent with the side walls of the limiting groove 208, and the angle between the central point of the two side walls and the central connecting line of the circular limiting groove 208 is not more than 1 degree.
The angle between the central point of the two side walls of the limiting block 209 and the central line of the circular limiting groove 208 is not more than 1 degree, that is, the thickness of the limiting block 209 is not too large, which affects the rotation angle too much, and the thickness of the limiting block 209 is not too small, so that the limiting block 209 is prevented from being bent when the protruding column 210 rotates, and the limiting of the limiting block 209 on the rotation end 204 is not affected.
It should be noted that the influence of the rotation angle by the limiting block 209 can be compensated by the telescopic adjustment of the first arm 301 and the second arm 302.
Further, the first connection claw 3011 and the second connection claw 3021 have the same structure and are both:
the outer frame is internally provided with a cylindrical through groove;
the outer frame of the first connection claw 3011 is fixedly connected to the rotation end 204 of the third rotary power unit 5, the through groove of the first connection claw 3011 is connected to the first vertical rod 603 through a bearing, the outer frame of the second connection claw 3021 is rotatably connected to the second arm 302, and the through groove of the second connection claw 3021 is connected to the second vertical rod 604 through a bearing.
The cylindrical through groove is used for matching with the first vertical rod 603 and the second vertical rod 604, and when the first arm 301 and the second arm 302 extend and contract, an arc motion of the bearing frame 6 can be realized, so that the influence of the limiting block 209 on the rotation angle is compensated.
Further, the first cross frame 601 includes a first cross rod 6011 and a second cross rod 6012 which are arranged in parallel, two ends of the first cross rod 6011 and the second cross rod 6012 are connected through a connecting member 605, the second cross frame 602 includes a third cross rod 6021 and a fourth cross rod 6022 which are arranged in parallel, the third cross rod 6021 and the fourth cross rod 6022 are connected through a connecting member 605, the first vertical rod 603 and the second vertical rod 604 are respectively arranged at two ends of the first cross frame 601, and the first vertical rod 603 and the second vertical rod 604 are located at the center of the connecting member 605.
The widening processing of the first cross frame 601 is realized through the arrangement of the first cross rod 6011 and the second cross rod 6012, and similarly, the widening processing of the second cross frame 602 is realized through the arrangement of the third cross rod 6021 and the fourth cross rod 6022, so that the carrying stability of the camera shooting device is improved.
It should be noted that, connecting piece 605 includes the horizontal pole, the both ends of horizontal pole set up a pair of first holding tank, be equipped with the second holding tank on the horizontal pole, the second holding tank is located the center department of horizontal pole, the axis of second holding tank with the axis of first holding tank is perpendicular, and first holding tank and second holding tank are used for placing first horizontal pole 6011 and second horizontal pole 6012 to and third horizontal pole 6021 and fourth horizontal pole 6022, and the second holding tank is used for placing first montant 603 and second montant 604.
Further, a pneumatic cylinder 606 is further disposed on the first cross frame 601 and the second cross frame 602.
Wherein the both ends of first horizontal pole 6011 of first crossbearer 601 and second horizontal pole 6012 all are equipped with a pneumatic cylinder 606, and on the same way, the both ends of third horizontal pole 6021 and fourth horizontal pole 6022 of second crossbearer 602 also all are equipped with a pneumatic cylinder 606, through pneumatic cylinder 606 and camera equipment fixed connection, setting through pneumatic cylinder 606 can play absorbing effect, can reduce vibrations and windage to camera equipment's vibration at unmanned aerial vehicle flight in-process, improve camera equipment's stability and the definition of drawing the picture.
Further, the first cross bar 6011, the second cross bar 6012, the third cross bar 6021, the fourth cross bar 6022, the first vertical bar 603, and the second vertical bar 604 are all electric telescopic bars.
The first cross bar 6011, the second cross bar 6012, the third cross bar 6021, the fourth cross bar 6022, the first vertical bar 603 and the second vertical bar 604 are all electric telescopic bars, so that the support frame 3 is suitable for the image pickup devices with different sizes.
It should be noted that in this embodiment, all the right angles are rounded, so as to reduce the wind resistance and improve the stability of the auxiliary camera stabilizing device.
Example 1
Fig. 1 shows a front view of an auxiliary camera stabilization device for a drone according to one embodiment of the invention; fig. 2 shows a right side view of an auxiliary camera stabilization device for a drone according to one embodiment of the invention; fig. 3 shows a top view of an auxiliary camera stabilization device for a drone according to one embodiment of the invention; FIG. 4 illustrates a cross-sectional view of a host arm in accordance with one embodiment of the present invention; figure 5 shows a schematic view of a support stand according to one embodiment of the present invention.
As shown in fig. 1 to 5, the present embodiment provides an auxiliary camera stabilizing device for an unmanned aerial vehicle, including:
the unmanned aerial vehicle comprises a main engine arm 1, a main engine arm and a power unit, wherein the main engine arm 1 is arc-shaped, a sliding groove 101 is formed in the main engine arm 1, an electric sliding block 102 is arranged in the sliding groove 101, the electric sliding block 102 is connected with an installation block on the unmanned aerial vehicle, and a first rotary power unit 2 is arranged at one end of the main engine arm 1;
the supporting frame 3 comprises a first arm 301 and a second arm 302 which are arranged in parallel, and a connecting arm 303 for connecting the first arm 301 and the second arm 302, wherein a second rotary power unit 4 is arranged on the connecting arm 303, the other end of the main machine arm 1 is connected with the second rotary power unit 4, and the first arm 301 and the second arm 302 are electric telescopic arms;
the third rotary power unit 5 is arranged at one end of the first arm 301, which is far away from the second rotary power unit 4, the third rotary power unit 5 is connected with the first connecting claw 3011, and the second arm 302 is rotatably connected with the second connecting claw 3021;
bear frame 6, including first crossbearer 601, second crossbearer 602 and set up first montant 603 and second montant 604 between first crossbearer 601 and second crossbearer 602, first connecting claw 3011 passes through the bearing and is connected with first montant 603, and second connecting claw 3021 passes through the bearing and is connected with second montant 604.
Wherein the camera device is fixed in the carrier 6.
As shown in fig. 4, the main arm 1 is in an arc shape, a sliding groove 101 is formed in the main arm, an electric slider 102 is arranged in the sliding groove 101, the electric slider 102 can slide in the sliding groove 101, the arc-shaped sliding of the electric slider 102 has a certain pushing effect, so that when the electric slider 102 moves from one end of the main arm 1 to the other end, the resistance of the electric slider 102 is reduced under the action of the arc shape and gravity, the smoothness of movement of the electric slider 102 is improved, and power resources can be saved, wherein the electric slider 102 is fixedly connected with the unmanned aerial vehicle.
The third rotary power unit 5 is connected to the first connection claw 3011, the first connection claw 3011 is connected to the first vertical rod 603 of the carrier 6, the second arm 302 is rotatably connected to the second connection claw 3021, the second claw is connected to the second vertical rod 604 of the carrier 6, and the third rotary power unit 5 is used as the driving motor 203 to drive the whole carrier 6 to rotate.
The three-axis rotary motion of the auxiliary camera stabilizing device is realized through the arrangement of the first rotary power unit 2, the second rotary power unit 4 and the third rotary power unit 5, that is, when the electric slide block 102 is positioned at one end of the first rotary motor 203, the first rotary power unit 2 can realize the rotation in the X-axis plane of the auxiliary camera stabilizing device, the second rotary power unit 4 can realize the rotation in the Z-axis plane of the auxiliary camera stabilizing device, and the third rotary power unit 5 can realize the rotation in the Y-axis plane of the auxiliary camera stabilizing device, so that the three-axis rotary motion of the auxiliary camera stabilizing device is realized, further, the position of the auxiliary camera stabilizing device can be changed through the arrangement of the chute 101 on the main arm 1 on the premise of not changing the flight track of the unmanned aerial vehicle, thereby increasing the camera shooting range and reducing the aerial action of the unmanned aerial vehicle, furthermore, the linear motion of the support frame 3 is realized by the arrangement of the electric telescopic arms of the first arm 301 and the second arm 302, and the arc motion of the support frame 3 is realized by extending different lengths.
It should be noted that, the joint between the first arm 301 and the connecting arm 303, and the joint between the second arm 302 and the connecting arm 303 are processed by arc processing, so as to reduce the wind resistance and improve the stability of the device requiring auxiliary camera stabilization.
Further, the auxiliary image pickup stabilization device further includes:
a first electromagnet 7 disposed on the first rotary power unit 2;
a second electromagnet 8 disposed on the second rotary power unit 4;
the first electromagnet 7 and the second electromagnet 8 are disposed at two ends of the chute 101.
Through the setting of first electro-magnet 7 and second electro-magnet 8, can play limiting displacement to electronic slider 102 on the one hand, avoid electronic slider 102 to break away from spout 101, on the other hand can also play fixed effect to electronic slider 102, avoids in the flight of unmanned aerial vehicle under the effect of wind-force and power, and electronic slider 102 rocks in spout 101, influences the stability of making a video recording.
Further, the chute 101 is T-shaped, and the shape of the electric slider 102 matches the shape of the chute 101.
The sliding groove 101 and the electric sliding block 102 are arranged in a T shape, and the protruding parts on the two sides of the T shape of the electric sliding block 102 are clamped in the grooves on the two sides of the T shape of the sliding groove 101, so that the pulling force of the electric sliding block 102 on the auxiliary camera shooting stabilizing device is improved, and the stability of the auxiliary camera shooting stabilizing device is improved.
Example 2
FIG. 6 illustrates an internal schematic view of a rotary power motor according to one embodiment of the present invention; FIG. 7 shows a schematic view of A-A of FIG. 6; fig. 8 shows a schematic view of a limiting plate according to an embodiment of the invention.
As shown in fig. 6 to 8, in the present embodiment, the structure of the rotary power unit is further defined on the basis of embodiment 1, and the first rotary power unit 2, the second rotary power unit 4, and the third rotary power unit 5 have the same structure, and each of them includes:
a fixed end 201, a motor base 202 is arranged in the fixed end 201, and a stator of a motor 203 is arranged in the motor base 202;
a rotating end 204, a connecting groove 205 is arranged in the rotating end 204, a rotor of the motor 203 is fixedly connected with the connecting groove 205, and the motor 203 drives the rotating end 204 to rotate;
the rotating end 204 of the first rotating power unit 2 is connected with one end of the main arm 1, the fixed end 201 of the second rotating power unit 4 is connected with the other end of the main arm 1, the rotating end 204 of the second rotating power unit 4 is connected with the connecting arm 303, the fixed end 201 of the third rotating power unit 5 is connected with the first arm 301, and the rotating end 204 of the third rotating power unit 5 is connected with the first connecting claw 3011.
The rotating end 204 of the first rotary power unit 2 is connected with one end of the main arm 1, the fixed end 201 of the second rotary power unit 4 is connected with the other end of the main arm 1, the rotating end 204 of the second rotary power unit motor 4 is connected with the connecting arm 303, the fixed end 201 of the third rotary power unit 5 is connected with the first arm 301, the rotating end 204 of the third rotary power unit 5 is connected with the first connecting claw 3011, the rotation of the auxiliary camera stabilizing device driven by the first rotary power unit 2 is realized, the rotation of the support frame 3 is driven by the second rotary power unit 4, the third rotary power unit 5 drives the support frame 6 to rotate in the support frame 3, and then the triaxial rotation motion of the auxiliary camera stabilizing device is realized.
Further, be equipped with limiting plate 206 in the stiff end 201, be equipped with on the limiting plate 206 and dodge mouth 207, the rotor passes and dodges mouth 207, is equipped with spacing groove 208 on the limiting plate 206, and spacing groove 208 is circular, is equipped with stopper 209 in the spacing groove 208, is equipped with protruding post 210 on the rotation end 204, protruding post 210 and spacing groove 208 phase-match.
Dodge the setting of mouth 207 and can be convenient for the rotor to be connected with spread groove 205, realize that the rotor of motor 203 drives the rotatory purpose of rotation end 204, be equipped with spacing groove 208 on the limiting plate 206, spacing groove 208 becomes circular, spacing block 209 rotates the protruding post 210 and the spacing groove 208 on the end 204 and matches in the spacing groove 208, it is spacing to protruding post 210 through limiting block 209, it is spacing to rotating end 204 promptly, avoid many rings to lead to the winding that the rotation caused the connecting wire, influence the life of motor 203.
Further, the limiting block 209 comprises a top wall and a bottom wall which are parallel, a front wall, a thick wall and two side walls, the bottom wall is in contact with the bottom of the limiting groove 208, the front wall and the thick wall are tangent with the side walls of the limiting groove 208, and the angle between the central point of the two side walls and the central connecting line of the circular limiting groove 208 is not more than 1 degree.
The angle between the central point of the two side walls of the limiting block 209 and the central line of the circular limiting groove 208 is not more than 1 degree, that is, the thickness of the limiting block 209 is not too large, which affects the rotation angle too much, and the thickness of the limiting block 209 is not too small, so that the limiting block 209 is prevented from being bent when the protruding column 210 rotates, and the limiting of the limiting block 209 on the rotation end 204 is not affected.
It should be noted that the influence of the rotation angle by the limiting block 209 can be compensated by the telescopic adjustment of the first arm 301 and the second arm 302.
Further, the first connection claw 3011 and the second connection claw 3021 have the same structure and are both:
the outer frame is internally provided with a cylindrical through groove;
the outer frame of the first connection claw 3011 is fixedly connected to the rotation end 204 of the third rotary power unit 5, the through groove of the first connection claw 3011 is connected to the first vertical rod 603 through a bearing, the outer frame of the second connection claw 3021 is rotatably connected to the second arm 302, and the through groove of the second connection claw 3021 is connected to the second vertical rod 604 through a bearing.
The cylindrical through groove is used for matching with the first vertical rod 603 and the second vertical rod 604, and when the first arm 301 and the second arm 302 extend and contract, an arc motion of the bearing frame 6 can be realized, so that the influence of the limiting block 209 on the rotation angle is compensated.
Example 3
Fig. 9 shows a schematic view of a carrier according to one embodiment of the invention.
As shown in fig. 9, based on embodiment 1, the present embodiment further defines a structure of the carriage 6, in which the first cross frame 601 includes a first cross bar 6011 and a second cross bar 6012 that are arranged in parallel, both ends of the first cross bar 6011 and the second cross bar 6012 are connected by a connecting member 605, the second cross frame 602 includes a third cross bar 6021 and a fourth cross bar 6022 that are arranged in parallel, the third cross bar 6021 and the fourth cross bar 6022 are connected by a connecting member 605, the first vertical bar 603 and the second vertical bar 604 are respectively arranged at both ends of the first cross frame 601, and the first vertical bar 603 and the second vertical bar 604 are located at the center of the connecting member 605.
The widening processing of the first cross frame 601 is realized through the arrangement of the first cross rod 6011 and the second cross rod 6012, and similarly, the widening processing of the second cross frame 602 is realized through the arrangement of the third cross rod 6021 and the fourth cross rod 6022, so that the carrying stability of the camera shooting device is improved.
It should be noted that, connecting piece 605 includes the horizontal pole, the both ends of horizontal pole set up a pair of first holding tank, be equipped with the second holding tank on the horizontal pole, the second holding tank is located the center department of horizontal pole, the axis of second holding tank with the axis of first holding tank is perpendicular, and first holding tank and second holding tank are used for placing first horizontal pole 6011 and second horizontal pole 6012 to and third horizontal pole 6021 and fourth horizontal pole 6022, and the second holding tank is used for placing first montant 603 and second montant 604.
Further, a pneumatic cylinder 606 is further disposed on the first cross frame 601 and the second cross frame 602.
Wherein the both ends of first horizontal pole 6011 of first crossbearer 601 and second horizontal pole 6012 all are equipped with a pneumatic cylinder 606, and on the same way, the both ends of third horizontal pole 6021 and fourth horizontal pole 6022 of second crossbearer 602 also all are equipped with a pneumatic cylinder 606, through pneumatic cylinder 606 and camera equipment fixed connection, setting through pneumatic cylinder 606 can play absorbing effect, can reduce vibrations and windage to camera equipment's vibration at unmanned aerial vehicle flight in-process, improve camera equipment's stability and the definition of drawing the picture.
Further, the first cross bar 6011, the second cross bar 6012, the third cross bar 6021, the fourth cross bar 6022, the first vertical bar 603, and the second vertical bar 604 are all electric telescopic bars.
It should be noted that, in order to match the first cross bar 6011, the second cross bar 6012, the third cross bar 6021, the fourth cross bar 6022, the first vertical bar 603, and the second vertical bar 604, which are all electric telescopic bars, the size of the bearing frame 6 is adjusted, and therefore, the connecting arm 303 is also set to be retractable, which is convenient for simultaneous adjustment.
The first cross bar 6011, the second cross bar 6012, the third cross bar 6021, the fourth cross bar 6022, the first vertical bar 603 and the second vertical bar 604 are all electric telescopic bars, so that the support frame 3 is suitable for the image pickup devices with different sizes.
It should be noted that rubber sleeves are sleeved on the fixed ends 201 of the first vertical rod 603 and the second vertical rod 604, so as to further improve the shock absorption performance of the bearing frame 6 when contacting with the image pickup apparatus.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (10)
1. An auxiliary camera stabilizing device for an unmanned aerial vehicle, characterized in that, the auxiliary camera stabilizing device includes: the main machine arm is arc-shaped, a sliding groove is formed in the main machine arm, an electric sliding block is arranged in the sliding groove and connected with an installation block on the unmanned aerial vehicle, and a first rotary power unit is arranged at one end of the main machine arm; the supporting frame comprises a first arm, a second arm and a connecting arm, wherein the first arm and the second arm are arranged in parallel, the connecting arm is used for connecting the first arm and the second arm, a second rotating power unit is arranged on the connecting arm, the other end of the main arm is connected with the second rotating power unit, and the first arm and the second arm are electric telescopic arms; the third rotary power unit is arranged at one end, far away from the second rotary power unit, of the first arm, and is connected with the first connecting claw, and the second arm is rotatably connected with the second connecting claw; bear the frame, include first crossbearer, second crossbearer and set up in first crossbearer with first montant and second montant between the second crossbearer, first connecting claw pass through the bearing with first montant is connected, the second connecting claw pass through the bearing with the second montant is connected.
2. The auxiliary camera stabilization device for unmanned aerial vehicles of claim 1, further comprising:
the first electromagnet is arranged on the first rotary power unit;
the second electromagnet is arranged on the second rotary power unit;
the first electromagnet and the second electromagnet are arranged at two ends of the sliding groove.
3. The auxiliary camera stabilizing device for the unmanned aerial vehicle as claimed in claim 1, wherein the sliding groove is T-shaped, and the shape of the electric sliding block matches with the shape of the sliding groove.
4. The auxiliary camera stabilizing device for the unmanned aerial vehicle according to claim 1, wherein the first rotary power unit, the second rotary power unit and the third rotary power unit have the same structure and each comprise:
the motor fixing device comprises a fixing end, a motor base and a motor, wherein the fixing end is internally provided with the motor base;
the motor comprises a rotating end, a rotor and a motor, wherein a connecting groove is formed in the rotating end, the rotor of the motor is fixedly connected with the connecting groove, and the motor drives the rotating end to rotate;
wherein, the rotation end of first rotatory power unit with the one end of host computer arm is connected, the stiff end of the rotatory power unit of second with the other end of host computer arm is connected, the rotation end of the rotatory power unit of second with the linking arm is connected, the stiff end and the first arm of the rotatory power unit of third are connected, the rotation end and the first connecting claw of the rotatory power unit of third are connected.
5. The auxiliary camera stabilizing device for the unmanned aerial vehicle as claimed in claim 4, wherein a limiting plate is arranged in the fixed end, an avoiding opening is arranged on the limiting plate, the rotor passes through the avoiding opening, a limiting groove is arranged on the limiting plate, the limiting groove is circular, a limiting block is arranged in the limiting groove, a protruding column is arranged on the rotating end, and the protruding column is matched with the limiting groove.
6. The auxiliary camera stabilizing device for the unmanned aerial vehicle as claimed in claim 5, wherein the limiting block comprises a top wall and a bottom wall which are parallel, a front wall and a thick wall, and two side walls, the bottom wall is in contact with the bottom of the limiting groove, the front wall and the thick wall are tangent with the side walls of the limiting groove, and the central points of the two side walls and the central line of the circular limiting groove have an angle of not more than 1 °.
7. The auxiliary camera stabilizing device for the unmanned aerial vehicle as claimed in claim 4, wherein the first connecting claw and the second connecting claw have the same structure and are both:
the outer frame is internally provided with a cylindrical through groove;
wherein, the frame of first connecting claw with the third rotary power unit rotate end fixed connection, the logical groove of first connecting claw pass through the bearing with first montant is connected, the frame of second connecting claw with second arm rotation connection, the logical groove of second connecting claw passes through the bearing and is connected with the second montant.
8. The auxiliary camera stabilizing device for the unmanned aerial vehicle as claimed in claim 1, wherein the first cross frame comprises a first cross rod and a second cross rod which are arranged in parallel, two ends of the first cross rod and the second cross rod are connected through a connecting piece, the second cross frame comprises a third cross rod and a fourth cross rod which are arranged in parallel, the third cross rod and the fourth cross rod are connected through a connecting piece, the first vertical rod and the second vertical rod are respectively arranged at two ends of the first cross frame, and the first vertical rod and the second vertical rod are located at the center of the connecting piece.
9. The auxiliary camera stabilizing device for the unmanned aerial vehicle as claimed in claim 8, wherein pneumatic cylinders are further arranged on the first cross frame and the second cross frame.
10. The auxiliary camera stabilizing device for the unmanned aerial vehicle of claim 8, wherein the first cross bar, the second cross bar, the third cross bar, the fourth cross bar, the first vertical bar and the second vertical bar are all electric telescopic bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011274764.1A CN112249351A (en) | 2020-11-16 | 2020-11-16 | A supplementary stabilising arrangement that makes a video recording for unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011274764.1A CN112249351A (en) | 2020-11-16 | 2020-11-16 | A supplementary stabilising arrangement that makes a video recording for unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112249351A true CN112249351A (en) | 2021-01-22 |
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ID=74265902
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011274764.1A Pending CN112249351A (en) | 2020-11-16 | 2020-11-16 | A supplementary stabilising arrangement that makes a video recording for unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112249351A (en) |
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2020
- 2020-11-16 CN CN202011274764.1A patent/CN112249351A/en active Pending
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