CN221273541U - Coaxial reverse transmission flapping wing structure - Google Patents
Coaxial reverse transmission flapping wing structure Download PDFInfo
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- CN221273541U CN221273541U CN202323277947.0U CN202323277947U CN221273541U CN 221273541 U CN221273541 U CN 221273541U CN 202323277947 U CN202323277947 U CN 202323277947U CN 221273541 U CN221273541 U CN 221273541U
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- connecting rod
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 238000005452 bending Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 8
- 241000238631 Hexapoda Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 235000001968 nicotinic acid Nutrition 0.000 description 1
Abstract
The utility model relates to a coaxial reverse transmission flapping wing structure which comprises a mounting seat, a first wing part unit, a second wing part unit and a driving mechanism, wherein the first wing part unit and the second wing part unit are respectively arranged on two sides of the mounting seat, the driving mechanism is used for driving the first wing part unit and the second wing part unit to move, a first driving shaft and a second driving shaft which are coaxially arranged are arranged on the mounting seat, the driving mechanism is in transmission connection with the first driving shaft and the second driving shaft, the first driving shaft is opposite to the second driving shaft in rotation direction, a first driving block is arranged on the first driving shaft, a second driving block is arranged on the second driving shaft, the first wing part unit comprises a first driving rod, a first connecting rod, a second connecting rod and a first bent rod, the second wing part unit comprises a second driving rod, a third connecting rod, a fourth connecting rod and a second bent rod, the first connecting rod is hinged on the mounting seat through a first supporting shaft, and the third connecting rod is hinged on the mounting seat through a second supporting shaft. The connecting rod structure of the utility model only needs one set of driving mechanism, and the structure is more stable.
Description
Technical Field
The utility model relates to a coaxial reverse transmission flapping wing structure.
Background
Flapping wings are important structures of novel aircraft types designed and manufactured based on the principle of bionics and imitating birds and insects to fly. For example, in chinese patent application number 202220992179.3, entitled "bionic machine capable of performing bird flapping" a flapping wing structure is disclosed, which includes a wing flapping wing structure including a motor, a motor bracket, a motor gear, a wing rocker, a right crank gear, a left crank gear, and a transmission gear; the motor is arranged in the bird body through a motor bracket; the motor is connected with the motor gear and drives the motor gear to rotate around the axial direction of the motor gear; the motor gear is meshed with the transmission gear; the transmission gear is coaxial with the left crank gear; the motor gear drives the left crank gear to synchronously rotate through the transmission gear; the left crank gear is meshed with the right crank gear; the rocker comprises a left rocker and a right rocker; the wing rockers comprise left wing rockers and right wing rockers; the outer wings comprise left outer wings and right outer wings; the right crank gear is connected with the right outer wing through a right rocker and a right wing rocker; the left crank gear is connected with the left outer wing through a left rocker and a left wing rocker; the left outer wing and the right outer wing perform flapping wing movement under the drive of a motor. The wing flapping wing telescopic mechanism further comprises a wing telescopic mechanism connected with the wing flapping wing structure; the wing telescoping mechanism drives the wing to conduct telescoping movement, the wing telescoping mechanism comprises a left wing telescoping mechanism and a right wing telescoping mechanism, and the structures of the left wing telescoping mechanism and the right wing telescoping mechanism are identical; the left wing telescopic mechanism comprises a steering engine, a steering engine arm, an outer wing driving rod, an outer wing driven rod, a driven rocker, a steering engine connecting rod and a driving rocker; the steering engine is connected with the outer wing through a steering engine arm, a steering engine connecting rod and an outer wing driving rod; the steering engine is connected with the outer wing through an active rocker and an outer wing active rod; the wing rocker is connected with the outer wing through the driven rocker and the outer wing driven rod; the driven rocker is connected with the outer wing driving rod through a bolt and a shaft sleeve.
In the flapping wing structure, the flapping wing movement of the wings and the telescopic movement of the wings are respectively realized through different driving structures, the structure is relatively complex, faults are relatively easy to occur, and the stability and the coordination of operation are still required to be further improved.
Based on the above problems, the applicant has studied the above problems and has produced the present application.
Disclosure of utility model
The utility model aims to provide a coaxial reverse transmission flapping wing structure which is simpler in structure and stable in transmission.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a coaxial reverse transmission flapping wing structure, including the mount pad, divide the first wing spare unit and the second wing spare unit of establishing in the both sides of mount pad and be used for driving the actuating mechanism of first wing spare unit and second wing spare unit motion, first drive shaft and second drive shaft that have coaxial setting on the mount pad, actuating mechanism all transmission connection with first drive shaft and second drive shaft, first drive shaft is opposite with second drive shaft rotation direction, be equipped with first drive piece on the first drive shaft, be equipped with the second drive piece on the second drive shaft, first wing spare unit includes first actuating lever, first connecting rod, second connecting rod and first curved bar, the one end of first actuating lever is articulated with first actuating piece through first connecting axle, the one end of first connecting rod and the other end of second connecting rod are all articulated on the other end of first actuating lever, the first curved bar includes first short rod and first stock, the other end of second connecting rod is articulated at the both ends of first short rod respectively, first short rod, the second connecting rod is equipped with first drive piece on the first drive shaft, the second connecting rod is articulated with the second end, the fourth connecting rod is articulated with the other end, the fourth connecting rod is articulated with the fourth connecting rod is articulated to the fourth end, the fourth connecting rod is articulated with the fourth connecting rod is articulated to the other end, the fourth connecting rod is articulated with the fourth connecting rod, the first supporting shaft is positioned between two ends of the first connecting rod, the third connecting rod is hinged on the mounting seat through the second supporting shaft, and the second supporting shaft is positioned between two ends of the third connecting rod.
As a preferable mode of the present utility model, the first short bar and the first long bar are arranged vertically, and the second short bar and the second long bar are arranged vertically.
As a preferable mode of the utility model, the first support shaft is connected to the mounting base through a first bracket, and the second support shaft is connected to the mounting base through a second bracket.
In a preferred mode of the utility model, the driving mechanism is a motor, a driving gear is arranged on an output shaft of the motor, a first gear meshed with the driving gear is arranged on the first driving shaft, and a second gear meshed with the driving gear is arranged on the second driving shaft.
In a preferred embodiment of the present utility model, the first drive shaft is offset from the first connecting shaft, and the second drive shaft is offset from the second connecting shaft.
As a preferable mode of the utility model, the first connecting rod is formed by connecting four first supporting rods end to end, and the second connecting rod is formed by connecting four second supporting rods end to end.
As a preferable mode of the utility model, the third connecting rod is formed by connecting four third supporting rods end to end, and the fourth connecting rod is formed by connecting four fourth supporting rods end to end.
As a preferable mode of the utility model, the number of the first bending rods is two, and the two first bending rods are connected together through a first connecting rod.
As a preferable mode of the utility model, the number of the second bending rods is two, and the two second bending rods are connected together through a second connecting rod.
As a preferable mode of the present utility model, the first driving lever and the second driving lever are each disposed along a vertical plane, and the first support shaft and the second support shaft are each disposed along a horizontal direction.
After the technical scheme of the utility model is adopted, the first wing part unit and the second wing part unit can move by adopting one set of driving mechanism, the first driving rod drives the first connecting rod and the second connecting rod to swing, the second driving rod drives the third connecting rod and the fourth connecting rod to swing, the flapping wing action is realized, the first long rod is unfolded and folded through the first short rod and the first connecting rod, and the second long rod is unfolded and folded through the second short rod and the second connecting rod, so that the wing unfolding and folding action is realized.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural diagram of the mounting seat in the direction a in fig. 1.
Fig. 3 is a schematic structural view of the first link in the direction B in fig. 1.
Fig. 4 is a schematic structural view of the third link in the direction C in fig. 1.
In the figure:
First bracket 11 of mounting seat 10
Second bracket 12 motor 20
Drive gear 21 first drive shaft 22
Second drive shaft 23 first gear 24
Second gear 25 first drive block 31
First connecting shaft 32 first driving rod 33
First link 34 first strut 341
The second connecting rod 35 has a first supporting shaft 36
First bent rod 373 first short rod 371
First elongated rod 372 first connecting rod 38
Second driving block 41 second connecting shaft 42
Third link 44 of second driving rod 433
Third strut 441 fourth link 45
Second supporting shaft 46 second bent rod 47
Second short rod 471 second long rod 47
Second connecting rod 48
Detailed Description
In order to better understand the technical solution of the present utility model, the following description will be made in more detail with reference to examples.
Referring to fig. 1 to 4, for convenience of description, the azimuth description of the present utility model is made in the state of fig. 1, a coaxial reverse transmission flapping wing structure, which comprises a mounting base 10, a first wing unit and a second wing unit separately provided at both sides of the mounting base 10, and a driving mechanism for driving the first wing unit and the second wing unit to move, wherein the mounting base 10 is provided with a first driving shaft 22 and a second driving shaft 23 coaxially arranged, that is, the axes of the first driving shaft 22 and the second driving shaft 23 are in the same line, or are close to the same line. The driving mechanism is in transmission connection with the first driving shaft 22 and the second driving shaft 23, the rotation direction of the first driving shaft 22 is opposite to that of the second driving shaft 23, the first driving rod 33 and the second driving rod 43 are arranged along a vertical plane and swing in the vertical plane, and the first supporting shaft 36 and the second supporting shaft 46 are arranged along a horizontal direction. The first driving shaft 22 is provided with a first driving block 31, and the second driving shaft 23 is provided with a second driving block 41. The first wing unit includes a first driving rod 33, a first link 34, a second link 35, and a first bent rod 37, one end of the first driving rod 33 is hinged to the first driving block 31 through a first connecting shaft 32, the first connecting shaft 32 is disposed along a horizontal direction, one end of the first link 34 and one end of the second link 35 are both hinged to the other end of the first driving rod 33, and the second link 35 is located between the first link 34 and the first connecting shaft 32. The first bending bar 37 includes a first short bar 371 and a first long bar 372 connected to each other, the first short bar 371 and the first long bar 372 are integrally formed, the other end of the first link 34 and the other end of the second link 35 are respectively hinged at two ends of the first short bar 371, and the first short bar 371, the first link 34, the second link 35 and the first driving bar 33 enclose a quadrangle. The second wing unit includes a second driving rod 43, a third link 44, a fourth link 45, and a second bent rod 47, one end of the second driving rod 43 is hinged with the second driving block 41 through a second connection shaft 42, the second connection shaft 42 is disposed in a horizontal direction, one end of the third link 44 and one end of the fourth link 45 are both hinged on the other end of the second driving rod 43, the fourth link 45 is located between the third link 44 and the second connection shaft 42, the second bent rod 47 includes a second short rod 471 and a second long rod 472 which are connected with each other, the second short rod 471 and the second long rod 472 are integrally formed, the other end of the third link 44 and the other end of the fourth link 45 are respectively hinged on both ends of the second short rod 471, the second short rod 471, the third connecting rod 44, the fourth connecting rod 45 and the second driving rod 43 enclose a quadrilateral, the first connecting rod 34 is hinged on the mounting base 10 through the first supporting shaft 36, the first supporting shaft 36 is positioned between two ends of the first connecting rod 34, the third connecting rod 44 is hinged on the mounting base 10 through the second supporting shaft 46, and the second supporting shaft 46 is positioned between two ends of the third connecting rod 44. as a preferred mode of the present utility model, the first support shaft 36 is connected to the mount 10 through the first bracket 11, and the second support shaft 46 is connected to the mount 10 through the second bracket 12. Specifically, the first bracket 11 and the second bracket 12 are provided separately on the left and right sides of the mount 10, and the first driving block 31 and the second driving block 41 are located on the front and rear sides of the mount 10.
As a preferred embodiment of the present utility model, the first short rod 371 and the first long rod 372 are disposed vertically, and the second short rod 471 and the second long rod 472 are disposed vertically.
In a preferred embodiment of the present utility model, the driving mechanism is a motor 20, a driving gear 21 is provided on an output shaft of the motor 20, a first gear 24 engaged with the driving gear 21 is provided on the first driving shaft 22, and a second gear 25 engaged with the driving gear 21 is provided on the second driving shaft 23.
In a preferred embodiment of the present utility model, the first drive shaft 22 is offset from the first connecting shaft 32, and the second drive shaft 23 is offset from the second connecting shaft 42.
As a preferred mode of the present utility model, the first connecting rod 34 is formed by connecting four first struts 341 end to end, the four first struts 341 may be fixedly connected to form a frame as the first connecting rod 34, so that the supporting area of the flapping wing may be increased, the second connecting rod 35 is formed by connecting four second struts end to end, the second struts may be fixedly connected to form a frame, and the supporting area of the flapping wing may be increased.
As a preferred mode of the present utility model, the third link 44 is formed by four third struts 441 connected end to end, and the fourth link 45 is formed by four fourth struts connected end to end. The structure of the third link 44 is the same as that of the fourth link 45 and will not be described in detail here.
As a preferred mode of the present utility model, the number of the first bending rods 37 is two, and the two first bending rods 37 are connected together by a first connecting rod 38.
As a preferred mode of the present utility model, the number of the second bending rods 47 is two, and the two second bending rods 47 are connected together by a second connecting rod 48.
After the technical scheme of the utility model is adopted, the motor 20 drives the driving gear 21 to rotate, the driving gear 21 drives the first gear 24 and the second gear 25 to reversely rotate, the first driving shaft 22 and the second driving shaft 23 reversely rotate, the first driving shaft 22 drives the first driving block 31 and the first driving rod 33 to form a crank connecting rod to swing in a vertical plane, the swing of the first driving rod 33 drives the first connecting rod 34 to rotate around the first supporting shaft 36, the second connecting rod 35 swings along with the crank connecting rod, the rotation of the first connecting rod 34 and the swing of the second connecting rod 35 form flapping wing motions, and the rotation of the first connecting rod 34 and the swing of the second connecting rod 35 can drive the first bending rod 37 to swing to form a flap and a flapping wing of the first bending rod 37. The second wing member unit is adapted to move relative to the first wing member unit to form a two-sided flapping wing, flap and wing opening movement, and the transmission structure is identical to that of the first wing member unit and will not be described in detail herein.
The scope of the present utility model is not limited to the present embodiment, and any person who performs similar changes thereto is regarded as not departing from the scope of the present utility model.
Claims (10)
1. The utility model provides a coaxial reverse drive flapping wing structure, includes the mount pad, divides first wing unit and the second wing unit of establishing in the both sides of mount pad and is used for driving the actuating mechanism of first wing unit and second wing unit motion, its characterized in that: be equipped with first drive shaft and second drive shaft on the mount pad, actuating mechanism and first drive shaft and the equal transmission of second drive shaft are connected, and first drive shaft is opposite with the second drive shaft direction of rotation, is equipped with first drive block in the first drive shaft, is equipped with the second drive block in the second drive shaft, first wing spare unit includes first actuating lever, first connecting rod, second connecting rod and first curved bar, and the one end of first actuating lever passes through first connecting axle and first drive block hinge, and the one end of first connecting rod and the one end of second connecting rod all hinge on the other end of first actuating lever, and first curved bar includes interconnect's first quarter butt and first stock, and the other end of first connecting rod and the other end of second connecting rod hinge respectively at the both ends of first quarter butt, and first quarter butt, first connecting rod, second connecting rod and first actuating lever enclose into the quadrangle, second wing spare unit includes second actuating lever, third connecting rod, fourth connecting rod and second curved bar, and second connecting rod, and one end of second actuating lever passes through the second connecting axle and second connecting rod and the second connecting rod hinge, and the second connecting rod is located the second end between the fourth connecting rod and the second end hinge, and the second connecting rod is located the second end, and the fourth connecting rod hinge, the second connecting rod is located the second end and the fourth connecting rod.
2. A coaxial backdrive flapping wing structure according to claim 1, wherein: the first short rod and the first long rod are vertically arranged, and the second short rod and the second long rod are vertically arranged.
3. A coaxial backdrive flapping wing structure according to claim 2, wherein: the first support shaft is connected to the mounting seat through a first support, and the second support shaft is connected to the mounting seat through a second support.
4. A coaxial backdrive flapping wing structure according to claim 3, wherein: the driving mechanism is a motor, a driving gear is arranged on an output shaft of the motor, a first gear meshed with the driving gear is arranged on the first driving shaft, and a second gear meshed with the driving gear is arranged on the second driving shaft.
5. A coaxial backdrive flapping wing structure according to claim 4, wherein: the first driving shaft and the first connecting shaft are arranged in a staggered mode, and the second driving shaft and the second connecting shaft are arranged in a staggered mode.
6. A coaxial backdrive flapping wing structure according to claim 5, wherein: the first connecting rod is formed by four first supporting rods in an end-to-end connection mode, and the second connecting rod is formed by four second supporting rods in an end-to-end connection mode.
7. A coaxial backdrive flapping wing structure according to claim 6, wherein: the third connecting rod is formed by four third supporting rods in an end-to-end connection mode, and the fourth connecting rod is formed by four fourth supporting rods in an end-to-end connection mode.
8. A coaxial backdrive flapping wing structure according to claim 7, wherein: the two first bent rods are connected together through a first connecting rod.
9. A coaxial backdrive flapping wing structure according to claim 8, wherein: the number of the second bending rods is two, and the two second bending rods are connected together through a second connecting rod.
10. A coaxial backdrive flapping wing structure according to claim 9, wherein: the first driving rod and the second driving rod are arranged along a vertical plane, and the first supporting shaft and the second supporting shaft are arranged along a horizontal direction.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221273541U true CN221273541U (en) | 2024-07-05 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant |