CN217074770U - Fixed-wing unmanned aerial vehicle with automatic folding wings - Google Patents
Fixed-wing unmanned aerial vehicle with automatic folding wings Download PDFInfo
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- CN217074770U CN217074770U CN202221165184.3U CN202221165184U CN217074770U CN 217074770 U CN217074770 U CN 217074770U CN 202221165184 U CN202221165184 U CN 202221165184U CN 217074770 U CN217074770 U CN 217074770U
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Abstract
The utility model provides an automatic fixed wing unmanned aerial vehicle of folding wing, includes organism (1), right wing (2), left wing (3), right connecting rod (4), right crank (5), right planet bevel gear (6), right planet bevel gear axle (7), main shaft (8), right fixed bevel gear (9), driven bevel gear (10), left fixed bevel gear (11), left planet bevel gear axle (12), left connecting rod (13), left crank (14), left planet bevel gear (15), drive bevel gear (16), transmission shaft (17), shaft coupling (18), driving motor (19), right wing pull rod (20), left wing pull rod (21), right support (22), right gear seat (23), left gear seat (24), left support (25) and drive bevel gear seat (26). The wings of the unmanned aerial vehicle are automatically folded on one side of the machine body; the two extreme positions of the wing during folding and extending are stable in structure, and the folded and unfolded states are kept favorably.
Description
Technical Field
The utility model relates to a fixed wing unmanned aerial vehicle especially relates to a fixed wing unmanned aerial vehicle that can fold wing automatically, belongs to unmanned air vehicle technical field.
Background
Currently, drones have become important tools for commercial, agricultural, government, and consumer applications, widely used in forests, petroleum, agricultural plant protection, and utility fields. Because the fixed design of frame and wing, consequently rigidity is good for fixed wing unmanned aerial vehicle, and it is little, small in noise, the nature controlled good for rotor unmanned aerial vehicle vibration in the flight, and the operation is more steady, and load is bigger. However, the wings of the fixed-wing unmanned aerial vehicle are mostly slender and occupy a large space, so that inconvenience is brought to transportation, storage and the like. Therefore, a method for fixing wing folding can be adopted, when the airplane is not used, the wings are folded to be close to the airplane body, so that the transverse size of the airplane is greatly reduced, and the airplane is convenient to store and transport. Most of the existing wing folding is realized by a manual method, so that the time and labor are wasted, the convenience and the rapidness are not enough, and the wing folding is difficult to apply in certain occasions. The wing folding mechanism usually adopts a mechanical transmission mode to realize folding and unfolding of the wings, such as a link mechanism, a gear mechanism and a spring mechanism. The folding mechanisms have the problems of poor stress in the folding process and poor stability after folding or unfolding.
Disclosure of Invention
Based on above reason, the utility model provides an automatic fixed wing unmanned aerial vehicle of folding wing, by a motor drive bevel gear, the planetary gear train that constitutes through bevel gear drives the link mechanism motion, accomplishes the automatic folding and the expansion of wing, effectively solves the automatic folding problem of fixed wing unmanned aerial vehicle wing.
The utility model provides an automatic fixed wing unmanned aerial vehicle of folding wing, includes organism 1, right wing 2, left wing 3, right connecting rod 4, right crank 5, right planet bevel gear 6, right planet bevel gear axle 7, main shaft 8, right fixed bevel gear 9, driven bevel gear 10, left fixed bevel gear 11, left planet bevel gear axle 12, left connecting rod 13, left crank 14, left planet bevel gear 15, drive bevel gear 16, transmission shaft 17, shaft coupling 18, driving motor 19, right wing pull rod 20, left wing pull rod 21, right support 22, right gear seat 23, left gear seat 24, left support 25 and drive bevel gear seat 26. The automatic wing folding mechanism comprises a right connecting rod 4, a right crank 5, a right planet bevel gear 6, a right planet bevel gear shaft 7, a main shaft 8, a right fixed bevel gear 9, a driven bevel gear 10, a left fixed bevel gear 11, a left planet bevel gear shaft 12, a left connecting rod 13, a left crank 14, a left planet bevel gear 15, a driving bevel gear 16, a transmission shaft 17, a coupler 18, a driving motor 19, a right wing pull rod 20, a left wing pull rod 21, a right support 22, a right gear seat 23, a left gear seat 24, a left support 25 and a driving bevel gear seat 26.
The driving motor 19 is fixedly installed in the middle of the machine body 1 and connected with the transmission shaft 17 through the coupler 18, the transmission shaft 17 is installed on the drive bevel gear seat 26, the drive bevel gear seat 26 is fixed on the machine body 1, and the drive bevel gear 16 is fixedly installed at the end of the transmission shaft 17. The right support 22, the right gear seat 23, the left gear seat 24 and the left support 25 are symmetrically fixed on the machine body 1. The main shaft 8 is arranged on a right support 22 and a left support 25, and the driven bevel gear 10 is fixedly arranged in the middle of the main shaft 8 and is in gear fit with the driving bevel gear 16. The right wing 2 and the left wing 3 are symmetrically arranged at two ends of the main shaft 8 through pin shafts respectively. The right fixed bevel gear 9 is fixed on the right gear seat 23, and the left fixed bevel gear 11 is fixed on the left gear seat 24. The main shaft 8 passes through the middle of the right fixed bevel gear 9 and the left fixed bevel gear 11. The right planet bevel gear shaft 7 is vertically fixed on the main shaft 8 and is arranged outside the right fixed bevel gear 9. The right planet bevel gear 6 is arranged at the tail end of a right planet bevel gear shaft 7 and is in gear fit with a right fixed bevel gear 9. The left planetary bevel gear shaft 12 is vertically fixed on the main shaft 8 and is outside the left fixed bevel gear 11. The left planetary bevel gear 15 is installed at the end of the left planetary bevel gear shaft 12 and is in gear fit with the left fixed bevel gear 11. The right crank 5 is fixedly arranged on the outer side of the right planetary bevel gear 6, the right wing pull rod 20 is fixedly arranged at the left end of the bottom of the right wing 2, and the right crank 5 and the right wing pull rod 20 are connected through the right connecting rod 4 to form a right connecting rod mechanism; the left crank 14 is fixedly arranged on the outer side of the left planetary bevel gear 15, the left wing pull rod 21 is fixedly arranged at the right end of the bottom of the left wing 3, and the left crank 14 and the left wing pull rod 21 are connected through the left connecting rod 13 to form a left connecting rod mechanism.
The utility model discloses the beneficial effect of device is:
(1) the connecting rod mechanism and the bevel gear planetary gear train are matched with each other to realize automatic folding of the wings of the unmanned aerial vehicle, the wings rotate by 90 degrees around the main shaft and are folded by 90 degrees towards the direction of the machine body, so that the wings are attached to one side of the machine body;
(2) two extreme positions when the wing is folded and extended are the positions of the crank and the connecting rod which are collinear twice in the connecting rod mechanism, and at the moment, the connecting rod mechanism has stronger stability and is beneficial to maintaining the folding and unfolding states of the wing of the unmanned aerial vehicle.
Drawings
Fig. 1 is an overall schematic diagram of a fixed-wing drone with an automatic folding wing according to the present invention;
fig. 2 is a partial schematic view 1 of the automatic wing folding mechanism of the present invention;
fig. 3 is a partial schematic view 2 of the automatic wing folding mechanism of the present invention;
fig. 4 is a schematic view of a folding effect of the fixed-wing drone with the automatic folding wing of the present invention;
fig. 5 is a collinear schematic view of the left connecting rod 13 and the left crank 14 when the wing of the utility model is unfolded;
fig. 6 is a collinear schematic view of the left connecting rod 13 and the left crank 14 when the wing of the utility model is folded;
fig. 7 is a schematic diagram of the folding motion of the wing of the present invention.
Detailed Description
The structure and operation of the present invention will be described with reference to fig. 1-7.
The utility model provides an automatic fixed wing unmanned aerial vehicle of folding wing, includes organism 1, right wing 2, left wing 3, right connecting rod 4, right crank 5, right planet bevel gear 6, right planet bevel gear axle 7, main shaft 8, right fixed bevel gear 9, driven bevel gear 10, left fixed bevel gear 11, left planet bevel gear axle 12, left connecting rod 13, left crank 14, left planet bevel gear 15, drive bevel gear 16, transmission shaft 17, shaft coupling 18, driving motor 19, right wing pull rod 20, left wing pull rod 21, right support 22, right gear seat 23, left gear seat 24, left support 25 and drive bevel gear seat 26. The automatic wing folding mechanism comprises a right connecting rod 4, a right crank 5, a right planet bevel gear 6, a right planet bevel gear shaft 7, a main shaft 8, a right fixed bevel gear 9, a driven bevel gear 10, a left fixed bevel gear 11, a left planet bevel gear shaft 12, a left connecting rod 13, a left crank 14, a left planet bevel gear 15, a driving bevel gear 16, a transmission shaft 17, a coupler 18, a driving motor 19, a right wing pull rod 20, a left wing pull rod 21, a right support 22, a right gear seat 23, a left gear seat 24, a left support 25 and a driving bevel gear seat 26.
The driving motor 19 is fixedly installed in the middle of the machine body 1 and connected with the transmission shaft 17 through the coupler 18, the transmission shaft 17 is installed on the drive bevel gear seat 26, the drive bevel gear seat 26 is fixed on the machine body 1, and the drive bevel gear 16 is fixedly installed at the end of the transmission shaft 17. The right support 22, the right gear seat 23, the left gear seat 24 and the left support 25 are symmetrically fixed on the machine body 1. The main shaft 8 is arranged on the right support 22 and the left support 25, and the driven bevel gear 10 is fixedly arranged in the middle of the main shaft 8 and is in gear fit with the driving bevel gear 16. The right wing 2 and the left wing 3 are symmetrically arranged at two ends of the main shaft 8 through pin shafts respectively. The right fixed bevel gear 9 is fixed on the right gear seat 23, and the left fixed bevel gear 11 is fixed on the left gear seat 24. The main shaft 8 passes through the middle of the right fixed bevel gear 9 and the left fixed bevel gear 11. The right planet bevel gear shaft 7 is vertically fixed on the main shaft 8 and is arranged outside the right fixed bevel gear 9. The right planet bevel gear 6 is arranged at the tail end of a right planet bevel gear shaft 7 and is in gear fit with a right fixed bevel gear 9. The left planetary bevel gear shaft 12 is vertically fixed on the main shaft 8 and is outside the left fixed bevel gear 11. The left planetary bevel gear 15 is installed at the end of the left planetary bevel gear shaft 12 and is in gear fit with the left fixed bevel gear 11. The right crank 5 is fixedly arranged on the outer side of the right planetary bevel gear 6, the right wing pull rod 20 is fixedly arranged at the left end of the bottom of the right wing 2, and the right crank 5 and the right wing pull rod 20 are connected through the right connecting rod 4 to form a right connecting rod mechanism; the left crank 14 is fixedly arranged on the outer side of the left planetary bevel gear 15, the left wing pull rod 21 is fixedly arranged at the right end of the bottom of the left wing 3, and the left crank 14 and the left wing pull rod 21 are connected through the left connecting rod 13 to form a left connecting rod mechanism.
The utility model relates to an automatic fixed wing unmanned aerial vehicle's of folding wing working process:
(1) starting from the state that the wings are unfolded, the driving motor 19 rotates clockwise to drive the driving bevel gear 16 to rotate, the driven bevel gear 10 rotates through the gear matching relationship with the driving bevel gear 16 to drive the main shaft 8 to rotate, and the right wing 2 and the left wing 3 rotate along the axis of the main shaft 8 along with the main shaft 8;
(2) because the right fixed bevel gear 9 is fixed, the right planetary bevel gear 6 rotates along with the main shaft 8, and simultaneously, because of the meshing relationship with the right fixed bevel gear 9, the right planetary bevel gear 6 rotates to drive the right crank 5 to rotate, the right crank 5 drives the right connecting rod 4 to move, the right connecting rod 4 pulls the right wing 2 to fold towards the machine body 1, and similarly, the left crank 14 drives the left connecting rod 13 to move, and the left connecting rod 13 pulls the left wing 3 to fold towards the machine body 1;
(3) the two motions of the wings are carried out simultaneously, the right wing 2 and the left wing 3 rotate around the main shaft 8 and are folded towards the machine body 1, when the left crank 14 and the left connecting rod 13 are overlapped and collinear, the left wing 3 rotates around the main shaft for 90 degrees and is folded towards the machine body direction for 90 degrees, so that the left wing is attached to one side of the machine body, the occupied space position is the least, through controlling the motor to rotate reversely, when the left crank and the left connecting rod are lengthened and collinear, the left wing is in an unfolded state, and the motion situation of the right crank and the right connecting rod driving the right wing is the same as the motion situation of the left crank and the left connecting rod driving the left wing.
Claims (1)
1. A fixed wing unmanned aerial vehicle with automatically folded wings comprises a machine body (1), a right wing (2), a left wing (3), a right connecting rod (4), a right crank (5), a right planetary bevel gear (6), a right planetary bevel gear shaft (7), a main shaft (8), a right fixed bevel gear (9), a driven bevel gear (10), a left fixed bevel gear (11), a left planetary bevel gear shaft (12), a left connecting rod (13), a left crank (14), a left planetary bevel gear (15), a driving bevel gear (16), a transmission shaft (17), a shaft coupling (18), a driving motor (19), a right wing pull rod (20), a left wing pull rod (21), a right support (22), a right gear seat (23), a left gear seat (24), a left support (25) and a driving bevel gear seat (26), and is characterized in that the driving motor (19) is fixedly installed in the middle of the machine body (1), are connected with a transmission shaft (17) through a coupler (18), the transmission shaft (17) is installed on a driving bevel gear seat (26), the driving bevel gear seat (26) is fixed on a machine body (1), a driving bevel gear (16) is fixedly installed at the end part of the transmission shaft (17), a right support (22), a right gear seat (23), a left gear seat (24), a left support (25) is symmetrically fixed on the machine body (1), a spindle (8) is installed on the right support (22) and the left support (25), a driven bevel gear (10) is fixedly installed at the middle part of the spindle (8) and is in gear fit with the driving bevel gear (16), a right wing (2), a left wing (3) is respectively installed at two ends of the spindle (8) through a pin shaft symmetrically, a right fixed bevel gear (9) is fixed on the right gear seat (23), a left fixed bevel gear (11) is fixed on the left gear seat (24), and the spindle (8) is installed at the left fixed bevel gear (9), The middle of a left fixed bevel gear (11) penetrates through, a right planetary bevel gear shaft (7) is vertically fixed on a main shaft (8), in addition, the outer side of the right fixed bevel gear (9), a right planetary bevel gear (6) is installed at the tail end of the right planetary bevel gear shaft (7) and is in gear fit with the right fixed bevel gear (9), a left planetary bevel gear shaft (12) is vertically fixed on the main shaft (8), in addition, the outer side of the left fixed bevel gear (11), a left planetary bevel gear (15) is installed at the tail end of the left planetary bevel gear shaft (12) and is in gear fit with the left fixed bevel gear (11), a right crank (5) is fixedly installed at the outer side of the right planetary bevel gear (6), a right wing pull rod (20) is fixedly installed at the left end of the bottom of a right wing (2), and the right crank (5) and the right wing pull rod (20) are connected through a right connecting rod (4) to form a right connecting rod mechanism; the left crank (14) is fixedly arranged on the outer side of the left planetary bevel gear (15), the left wing pull rod (21) is fixedly arranged at the right end of the bottom of the left wing (3), and the left crank (14) and the left wing pull rod (21) are connected through a left connecting rod (13) to form a left connecting rod mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221165184.3U CN217074770U (en) | 2022-05-16 | 2022-05-16 | Fixed-wing unmanned aerial vehicle with automatic folding wings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221165184.3U CN217074770U (en) | 2022-05-16 | 2022-05-16 | Fixed-wing unmanned aerial vehicle with automatic folding wings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217074770U true CN217074770U (en) | 2022-07-29 |
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ID=82502644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221165184.3U Active CN217074770U (en) | 2022-05-16 | 2022-05-16 | Fixed-wing unmanned aerial vehicle with automatic folding wings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217074770U (en) |
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2022
- 2022-05-16 CN CN202221165184.3U patent/CN217074770U/en active Active
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