CN111762317A - Tilting mechanism of tilting unmanned aerial vehicle - Google Patents
Tilting mechanism of tilting unmanned aerial vehicle Download PDFInfo
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- CN111762317A CN111762317A CN202010786427.4A CN202010786427A CN111762317A CN 111762317 A CN111762317 A CN 111762317A CN 202010786427 A CN202010786427 A CN 202010786427A CN 111762317 A CN111762317 A CN 111762317A
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- steering engine
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- motor
- tilt
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- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/22—Compound rotorcraft, i.e. aircraft using in flight the features of both aeroplane and rotorcraft
- B64C27/28—Compound rotorcraft, i.e. aircraft using in flight the features of both aeroplane and rotorcraft with forward-propulsion propellers pivotable to act as lifting rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/25—Fixed-wing aircraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U30/00—Means for producing lift; Empennages; Arrangements thereof
- B64U30/10—Wings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U30/00—Means for producing lift; Empennages; Arrangements thereof
- B64U30/20—Rotors; Rotor supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/19—Propulsion using electrically powered motors
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Remote Sensing (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The embodiment of the invention discloses a tilting mechanism of a tilting unmanned aerial vehicle, which comprises: the steering engine comprises a motor, a motor base, a tilting connecting rod, a buffer, a rudder arm, a steering engine bracket and a tilting support; the motor is arranged on the motor base, one end of the tilting connecting rod is hinged to the motor base, the other end of the tilting connecting rod is hinged to one end of the buffer, the other end of the buffer is hinged to one end of the rudder arm, the other end of the rudder arm is connected to the output end of the steering engine, and the steering engine is arranged on the steering engine support; the motor base and the steering engine bracket are connected to the steering engine bracket; the steering engine is started and adapted to drive the motor base to rotate relative to the tilting support through the rudder arm, the buffer and the tilting connecting rod. This unmanned aerial vehicle verts mechanism can simplify the unmanned aerial vehicle structure, reduces unmanned aerial vehicle occupation space.
Description
Technical Field
The invention relates to the field of aircrafts, in particular to a tilting mechanism of a tilting unmanned aerial vehicle.
Background
In recent years, unmanned military equipment almost penetrates into various fields of battlefield space, particularly the development of the vertical take-off and landing fixed wing saves the requirement of the traditional fixed wing on a runway, the requirement of quick response to the battlefield is met, and the characteristics of flexibility, stability and high efficiency are required to be met when the quick response is realized. The existing vertical take-off and landing fixed wing layout is that a rotor wing horn is arranged on an original fixed wing, the power is a horizontal power system and a vertical power system, the occupied space is large, the pneumatic efficiency is low, the structure is complex, the time of flight is short, the cruising speed is low, and the requirement can not be met.
Therefore, it is necessary to develop a tilting mechanism of tilting unmanned aerial vehicle, which can simplify the structure of unmanned aerial vehicle and reduce the occupied space of unmanned aerial vehicle.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a tilting mechanism of a tilting unmanned aerial vehicle, which can simplify the structure of the unmanned aerial vehicle and reduce the occupied space of the unmanned aerial vehicle.
In order to achieve the above object, according to the present invention, there is provided a tilting mechanism of a tilting unmanned aerial vehicle, the tilting mechanism of the tilting unmanned aerial vehicle including: the steering engine comprises a motor, a motor base, a tilting connecting rod, a buffer, a rudder arm, a steering engine bracket and a tilting support;
the motor is arranged on the motor base, one end of the tilting connecting rod is hinged to the motor base, the other end of the tilting connecting rod is hinged to one end of the buffer, the other end of the buffer is hinged to one end of the rudder arm, the other end of the rudder arm is connected to the output end of the steering engine, and the steering engine is arranged on the steering engine support;
the motor base and the steering engine bracket are connected to the steering engine bracket;
the steering engine is started, the steering engine is adaptive to the rotation of the motor base relative to the tilting support through the rudder arm, the buffer and the tilting connecting rod, so that the output end of the motor is parallel or perpendicular to the length direction of the tilting support.
Preferably, the electric motor further comprises a propeller connected to the output end of the motor.
Preferably, the tilting support and the tilting connecting rod are coaxially connected to the motor base.
Preferably, the steering engine is arranged in the steering engine support, and the output end of the steering engine penetrates through the steering engine support to be connected to the rudder arm.
Preferably, the tilting support and the rudder arm are coaxially connected to the steering engine support.
Preferably, the buffer comprises a shell, a buffer sleeve, a buffer joint, a first buffer spring, a piston baffle and a second buffer spring;
the first buffer spring, the piston baffle and the second buffer spring are arranged in the shell, the piston baffle is positioned between the first buffer spring and the second buffer spring, the buffer sleeve is sleeved at two ends of the shell, and the buffer joint is connected to one end, far away from the shell, of the buffer sleeve;
the other end of the tilting connecting rod is hinged to the buffer joint at one end of the shell, and one end of the rudder arm is hinged to the joint at the other end of the shell.
Preferably, the steering engine further comprises a fastening screw, and the fastening screw penetrates through the tilting support to be connected to the steering engine bracket.
Has the advantages that:
1) this application unmanned aerial vehicle's that verts mechanism, setting through the steering wheel, the steering wheel is opened and to be passed through the rudder arm, buffer and the connecting rod that verts drive the motor cabinet and rotate for the support that verts, and then can make the output of motor perpendicular or be on a parallel with the length direction who verts the support, through set up the screw at the output of motor and can provide the lift of level or vertical direction for unmanned aerial vehicle through same set of equipment, can realize the switching of two direction power, unmanned aerial vehicle drive unit's structure has been simplified, and the pneumatic efficiency is greatly improved, unmanned aerial vehicle response efficiency is improved.
2) This application can play buffering and the spacing effect of limit when switching power direction through the setting of buffer, improves the reliability of whole mechanism to improve the aerodynamic efficiency of VTOL stationary vane.
Drawings
Fig. 1 is a schematic structural diagram of a tilting mechanism of a tilting unmanned aerial vehicle according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a tilting mechanism of a tilting unmanned aerial vehicle according to a further embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a buffer according to another embodiment of the present invention.
Description of reference numerals:
1. a motor; 2. A motor base; 3. A tilt link; 4. A buffer; 5. A rudder arm; 6. A steering engine; 7. a steering engine bracket; 8. a tilting support; 9. a housing; 10. a buffer sleeve; 11. a buffer joint; 12. a first buffer spring; 13. a piston baffle; 14. a second buffer spring; 15 propeller.
Detailed Description
The technical scheme of the invention is described in detail in the following with reference to the accompanying drawings.
According to an aspect of the present invention, there is provided a tilting mechanism of a tilting unmanned aerial vehicle, the tilting mechanism of the tilting unmanned aerial vehicle includes: the steering engine comprises a motor, a motor base, a tilting connecting rod, a buffer, a rudder arm, a steering engine bracket and a tilting support;
the motor is arranged on the motor base, one end of the tilting connecting rod is hinged to the motor base, the other end of the tilting connecting rod is hinged to one end of the buffer, the other end of the buffer is hinged to one end of the rudder arm, the other end of the rudder arm is connected to the output end of the steering engine, and the steering engine is arranged on the steering engine support;
the motor base and the steering engine bracket are connected to the steering engine bracket;
the steering engine is started, the steering engine is adaptive to the rotation of the motor base relative to the tilting support through the rudder arm, the buffer and the tilting connecting rod, so that the output end of the motor is parallel or perpendicular to the length direction of the tilting support.
According to the tilting mechanism of the tilting unmanned aerial vehicle, in the take-off process of the unmanned aerial vehicle, the initial state of the tilting mechanism of the tilting unmanned aerial vehicle can be that the output end of the motor is perpendicular to the length direction of the tilting support, the propeller is arranged at the output end of the motor, the motor is started, so that the vertical lift force can be provided for the unmanned aerial vehicle, and the take-off of the unmanned aerial vehicle is facilitated; after the area rises to the take, open the steering wheel, the steering wheel drives the rudder arm and rotates, drives the motor cabinet through buffer and the connecting rod that verts then and rotates for the support that verts, and the output of motor is on a parallel with the length direction who verts the support, and the motor can the electric screw rotate and drive unmanned aerial vehicle and accelerate forward, until the flying speed who reaches the fixed wing. According to the tilting mechanism of the tilting unmanned aerial vehicle, two systems of horizontal power and vertical power do not need to be arranged for the unmanned aerial vehicle at the same time, the structure of the unmanned aerial vehicle is simplified, the dead weight and the occupied space of the unmanned aerial vehicle are reduced, and the pneumatic efficiency is improved.
Specifically, the rotation angle of the motor base relative to the tilting support can be accurately controlled by controlling the starting time of the steering engine, and then the angle between the output end of the motor and the tilting support can be controlled.
Particularly, through the setting of buffer, can play buffering and the spacing effect of limit when switching power direction, improve the reliability of whole mechanism to improve the aerodynamic efficiency of VTOL stationary vane.
Specifically, through the setting of motor cabinet, steering wheel support and the support that verts for whole unmanned aerial vehicle's that verts mechanism structure is more compact, uses more safely.
Further, still include the screw, the screw is connected to the output of motor.
In this technical scheme, unmanned aerial vehicle's that verts tilting mechanism has further included the screw, is convenient for provide level or perpendicular power for unmanned aerial vehicle through the setting of screw.
Further, the tilting support and the tilting connecting rod are coaxially connected to the motor base.
In this technical scheme, further provide the hookup location of motor cabinet and support of verting, through this kind of mode of setting up for whole unmanned aerial vehicle's that verts mechanism structure is more compact, uses more safely.
Furthermore, the steering engine is arranged in the steering engine support, and the output end of the steering engine penetrates through the steering engine support to be connected to the rudder arm.
In this technical scheme, further provide the connected mode of steering wheel output and rudder arm, for the steering wheel provides the mounted position on the one hand through setting up of steering wheel support, another makes things convenient for the steering wheel setting to play the effect of protection steering wheel in the steering wheel support, can improve the life of the mechanism that verts of unmanned aerial vehicle.
Furthermore, the tilting support and the rudder arm are coaxially connected to the steering engine support.
In this technical scheme, further provide the hookup location of support and the steering wheel support of verting, through this kind of mode of setting up for whole unmanned aerial vehicle's that verts mechanism structure is more compact, uses safelyr.
Further, the buffer comprises a shell, a buffer sleeve, a buffer joint, a first buffer spring, a piston baffle and a second buffer spring;
the first buffer spring, the piston baffle and the second buffer spring are arranged in the shell, the piston baffle is positioned between the first buffer spring and the second buffer spring, the buffer sleeve is sleeved at two ends of the shell, and the buffer joint is connected to one end, far away from the shell, of the buffer sleeve;
the other end of the tilting connecting rod is hinged to the buffer joint at one end of the shell, and one end of the rudder arm is hinged to the joint at the other end of the shell.
In the technical scheme, the structure of the buffer is further provided, and the reliability of the whole mechanism is improved. Specifically, the method comprises the following steps:
when tilting mechanism of the tilting unmanned aerial vehicle switches to the vertical power direction via the horizontal power direction: the output at the motor is on a parallel with the length direction who verts the support, power horizontal direction promptly, first buffer spring in the buffer all is in initial pretension state with the second buffer spring, realize unmanned aerial vehicle power direction level, further by the steering wheel drive connecting rod that verts begin to rotate to the vertical direction, the preceding first buffer spring that is close to motor output one side of buffer begins to compress under the certain lift effect of screw this moment, can cushion the impact load that moment of inertia brought, thereby protect whole mechanism of verting, unmanned aerial vehicle power has been realized and has been turned into the vertical direction by the horizontal direction slope, first buffer spring progressively resumes sword initial pretension form with the second buffer spring.
When tilting mechanism of unmanned aerial vehicle verts via perpendicular power direction to horizontal power direction switching: the output perpendicular to of motor verts the length direction of support, power vertical direction promptly, two first buffer springs in the buffer all are in initial pretension state with the second buffer spring, it is perpendicular to realize unmanned aerial vehicle power direction, further by the steering wheel drive connecting rod that verts begin to rotate to the horizontal direction, the second buffer spring that keeps away from in motor output at this moment under the certain lift effect of screw begins to compress, the impact load that inertia moment brought can be cushioned, thereby protect whole mechanism of verting, unmanned aerial vehicle power has been realized and has been turned into the horizontal direction by the vertical direction slope.
Furthermore, the tilting steering engine further comprises a fastening screw, and the fastening screw penetrates through the tilting support to be connected to the steering engine support.
Example 1
Fig. 1 is a schematic structural diagram of a tilting mechanism of a tilting unmanned aerial vehicle according to an embodiment of the present invention. Fig. 2 is a schematic structural diagram of a tilting mechanism of a tilting unmanned aerial vehicle according to a further embodiment of the present invention. Fig. 3 is a schematic structural diagram of a buffer according to another embodiment of the present invention.
As shown in fig. 1 to 3, the tilting mechanism of the tilting unmanned aerial vehicle includes: the device comprises a motor 1, a motor base 2, a tilting connecting rod 3, a buffer 4, a rudder arm 5, a steering engine 6, a steering engine bracket 7 and a tilting support 8;
the steering engine comprises a motor 1, a tilting connecting rod 3, a buffer 4, a rudder arm 5, a steering engine 6 and a steering engine support 7, wherein the motor 1 is arranged on the motor base 2, one end of the tilting connecting rod 3 is hinged to the motor base 2, the other end of the tilting connecting rod is hinged to one end of the buffer 4, the other end of the buffer 4 is hinged to one end of the rudder arm 5, the other end of the rudder arm 5 is connected to the output end of the steering engine;
wherein, the motor base 2 and the steering engine bracket 7 are connected to the steering engine bracket 7
Wherein, open steering wheel 6, steering wheel 6 adaptation is in driving motor cabinet 2 through rudder arm 5, buffer 4 and the connecting rod 3 that verts and rotates for verting the support 8 and rotate for the output of motor 1 is parallel or the perpendicular to verts the length direction of support 8.
Wherein, still include screw 15, screw 15 is connected to the output of motor 1.
Wherein, the support 8 that verts and the connecting rod 3 coaxial coupling that verts are in motor cabinet 2.
Wherein, steering wheel 6 sets up in steering wheel support 7, and the output of steering wheel 6 passes steering wheel support 7 and connects in rudder arm 5.
Wherein, the tilting support 8 and the rudder arm 5 are coaxially connected to the steering engine support 7.
The buffer 4 comprises a shell 9, a buffer sleeve 10, a buffer joint 11, a first buffer spring 12, a piston baffle 13 and a second buffer spring 14;
the first buffer spring 12, the piston baffle 13 and the second buffer spring 14 are arranged in the shell 9, the piston baffle 13 is positioned between the first buffer spring 12 and the second buffer spring 14, the buffer sleeve 10 is sleeved at two ends of the shell 9, and the buffer joint 11 is connected to one end, far away from the shell 9, of the buffer sleeve 10;
the other end of the tilting connecting rod 3 is hinged to a buffer joint 11 at one end of the housing 9, and one end of the rudder arm 5 is hinged to a joint at the other end of the housing 9.
As shown in figure 2, the propeller 15 is arranged on the motor 1, the motor 1 is arranged in the motor base 2 with the tilting connecting rod 3, and the steering engine 6 and the steering engine bracket 7 are integrally arranged in the tilting support 8 through the buffer 4 and the rudder arm 5. When the steering engine is in a horizontal state, the steering engine 6 is in an initial state, the first buffer spring 12 and the second buffer spring 14 in the buffer 4 are both in an initial pre-tightening state, the tilting support 8 is limited in the tilting position, and the horizontal state is kept; in the switching process, the steering engine 6 drives the rudder arm 5 to rotate clockwise in the vertical direction, and meanwhile, the buffer 4 plays a role in ensuring that the tilting connecting rod 3 drives the motor base 2 to tilt power from the horizontal direction to the vertical direction, as shown in fig. 1; in a vertical state, the steering engine 6 is in a vertical state, springs at two ends in the buffer 4 are in a vertical pre-tightening state, the tilting support 8 is limited in a limit manner, and the vertical state is kept. Real-time dynamic balance can be reached through the effect of buffer 4 to this embodiment, improves the reliable stability of mechanism, guarantees the normal verting of whole mechanism.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an unmanned aerial vehicle's that verts mechanism, its characterized in that, unmanned aerial vehicle's that verts mechanism includes: the steering engine comprises a motor, a motor base, a tilting connecting rod, a buffer, a rudder arm, a steering engine bracket and a tilting support;
the motor is arranged on the motor base, one end of the tilting connecting rod is hinged to the motor base, the other end of the tilting connecting rod is hinged to one end of the buffer, the other end of the buffer is hinged to one end of the rudder arm, the other end of the rudder arm is connected to the output end of the steering engine, and the steering engine is arranged on the steering engine support;
the motor base and the steering engine bracket are connected to the steering engine bracket;
the steering engine is started, the steering engine is adaptive to the rotation of the motor base relative to the tilting support through the rudder arm, the buffer and the tilting connecting rod, so that the output end of the motor is parallel or perpendicular to the length direction of the tilting support.
2. The tilt mechanism of a tilt drone of claim 1, further comprising a propeller connected to an output of the motor.
3. The tilt mechanism of a tilt drone of claim 1, wherein the tilt mount is coaxially connected to the motor mount with the tilt link.
4. The tilt mechanism of a tilt drone of claim 3, wherein the steering engine is disposed within the steering engine bracket, the output end of the steering engine passing through the steering engine bracket is connected to the rudder arm.
5. The tilt mechanism of a tilt drone of claim 4, wherein the tilt mount is coaxially connected to the steering engine bracket with the rudder arm.
6. The tilt mechanism of a tilt drone of claim 1, wherein the damper includes a housing, a damping sleeve, a damping joint, a first damping spring, a piston baffle, and a second damping spring;
the first buffer spring, the piston baffle and the second buffer spring are arranged in the shell, the piston baffle is positioned between the first buffer spring and the second buffer spring, the buffer sleeve is sleeved at two ends of the shell, and the buffer joint is connected to one end, far away from the shell, of the buffer sleeve;
the other end of the tilting connecting rod is hinged to the buffer joint at one end of the shell, and one end of the rudder arm is hinged to the joint at the other end of the shell.
7. The tilt mechanism of a tilt drone of claim 1, further comprising a fastening screw that passes through the tilt mount to connect to the steering engine bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010786427.4A CN111762317A (en) | 2020-08-07 | 2020-08-07 | Tilting mechanism of tilting unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010786427.4A CN111762317A (en) | 2020-08-07 | 2020-08-07 | Tilting mechanism of tilting unmanned aerial vehicle |
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| Publication Number | Publication Date |
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| CN111762317A true CN111762317A (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010786427.4A Pending CN111762317A (en) | 2020-08-07 | 2020-08-07 | Tilting mechanism of tilting unmanned aerial vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123535A (en) * | 2022-08-11 | 2022-09-30 | 北京北航天宇长鹰无人机科技有限公司 | Tilt wing unmanned aerial vehicle |
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| CN110027700A (en) * | 2019-04-09 | 2019-07-19 | 沈阳无距科技有限公司 | Steering engine connecting rod and unmanned plane |
| CN110228587A (en) * | 2019-07-03 | 2019-09-13 | 中国人民解放军国防科技大学 | Pitch-varying system and unmanned aerial vehicle |
| CN212637898U (en) * | 2020-08-07 | 2021-03-02 | 四川跃纳科技有限公司 | Tilting mechanism of tilting unmanned aerial vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205837180U (en) * | 2016-07-15 | 2016-12-28 | 山东长空雁航空科技有限责任公司 | A kind of buffering undercarriage |
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| CN206968980U (en) * | 2017-06-02 | 2018-02-06 | 广州长天航空科技有限公司 | A kind of unmanned mechanomotive force inclining rotary mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115123535A (en) * | 2022-08-11 | 2022-09-30 | 北京北航天宇长鹰无人机科技有限公司 | Tilt wing unmanned aerial vehicle |
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