Mountain unmanned aerial vehicle landing gear

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a mountain unmanned aerial vehicle landing gear which comprises an unmanned aerial vehicle body, the lower portion of the unmanned aerial vehicle body is connected with the landing gear, the landing gear comprises a connecting base, a motor, a transmission device and two supporting bases, and the connecting base is connected to the lower portion of the unmanned aerial vehicle body; the motor is fixed on the inner wall of the connecting seat; the transmission device is connected with the motor; the transmission device is connected with a first rotating shaft and a second rotating shaft, and the first rotating shaft and the second rotating shaft are both connected to the connecting base. The two supporting seats are connected with the first rotating shaft and the second rotating shaft correspondingly. Through the arrangement of the motor, the first transmission device, the second transmission device and the two supporting seats, when the unmanned aerial vehicle falls, the vehicle body can be supported, and collision of the vehicle body is prevented; meanwhile, when the unmanned aerial vehicle flies, the supporting base can be retracted into the connecting base, and the landing gear of the unmanned aerial vehicle is prevented from colliding with trees in the mountain environment or being hooked by the trees when the unmanned aerial vehicle flies.

Description

TECHNICAL FIELD

[0001] The utility model relates to unmanned plane technical field especially relates to a mountain unmanned plane take -off and landing device. BACKGROUND

[0002] Unmanned aircraft is called "unmanned plane" for short, and the English abbreviation is "UAV", which is a no -person aircraft that is manipulated by using radio remote control equipment and self -provided program control device or is completely or intermittently autonomously operated by vehicle -mounted computer.

[0003] At present, most of the unmanned planes used in mountain environment flight do not have landing gear or adopt fixed landing gear, and the unmanned plane body directly lands when the unmanned plane without landing gear lands, which is easy to collide and affect the overall service life of the plane body. When the unmanned plane with fixed landing gear flies through the trees in the mountain environment, it is easy to collide with the trees or be hung by the branches of the trees, so that the unmanned plane cannot fly normally, affecting the normal use of the unmanned plane. SUMMARY

[0004] The utility model discloses to solve the present mountain environment use unmanned plane without landing gear falling plane body easy to collide and fixed landing gear flight easy to be hung by the tree, provide a mountain unmanned plane take -off and landing device, through the setting of motor, first transmission device, second transmission device and two support seats, when falling, the unmanned plane can support the plane body and prevent the plane body from colliding, and at the same time, the support seat can be retracted into the connecting seat when the unmanned plane flies, preventing the take -off and landing device of the unmanned plane from colliding with the trees in the mountain environment or being hung by the trees when the unmanned plane flies.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0006] A mountain unmanned plane take -off and landing device is fixed to the lower part of the unmanned plane body, the take -off and landing device comprises a connecting seat with an open bottom, a motor, a transmission device, a first rotating shaft, a second rotating shaft and two support seats, the connecting seat is connected to the lower part of the unmanned plane body, the motor is fixed to the inner wall of the connecting seat, the motor drives the first rotating shaft and the second rotating shaft to rotate through the transmission device, the first rotating shaft and the second rotating shaft are connected to the connecting seat, and the two support seats are fixedly connected with the first rotating shaft and the second rotating shaft respectively.

[0007] Further, a plurality of connecting pieces are fixed to the top of the connecting seat, and the connecting pieces are connected to the lower surface of the unmanned plane body. The connecting pieces are arranged on the connecting seat to fix the connecting seat to the lower part of the unmanned plane, improving the structural stability.

[0008] Further, the transmission device comprises a transmission shaft, a first transmission device and a second transmission device, the transmission shaft is connected with the motor; the motor transmits power to the first transmission device and the second transmission device through the transmission shaft. The two support seats are rotated and supported or are rotated and withdrawn into the connecting seat through the transmission device.

[0009] Further, the first transmission device comprises two pulleys and a belt, the two pulleys are fixed on the transmission shaft and the first rotating shaft respectively, and the belt is sleeved on the two pulleys. The first rotating shaft and the support seat fixed on the first rotating shaft are rotated through the first transmission device, so that the support seat fixed on the first rotating shaft is retracted and deployed.

[0010] Further, the second transmission device comprises a first gear and a second gear, the first gear is fixed on the transmission shaft, the second gear is fixed on the second rotating shaft, and the first gear is in meshing transmission with the second gear. The second rotating shaft and the support seat fixed on the second rotating shaft are rotated through the second transmission device, so that the support seat fixed on the second rotating shaft is retracted and deployed.

[0011] Further, at least two supports are fixed in the connecting seat, the lower part of each support is fixed with a limiting frame, the limiting frame is a rectangular plate structure, and the two limiting frames are rotatably connected with the first rotating shaft and the second rotating shaft respectively.

[0012] Further, the unmanned aerial vehicle body is provided with a wind speed detection device at the top. The wind speed detection device detects the wind speed and air pressure, helps the operator to judge the flight condition in flight, and ensures the stability and safety of the unmanned aerial vehicle flight.

[0013] Further, the wind speed detection device comprises a fixing seat and a guide frame, the fixing seat is fixed on the top of the unmanned aerial vehicle body, the guide frame is arranged on the top of the fixing seat, a wind hole is formed in the side wall of the guide frame, a sensor is further fixed on the guide frame, and the sensor is arranged at the air inlet of the wind hole.

[0014] Through the above technical scheme, the beneficial effects of the utility model are as follows:

[0015] The utility model discloses a landing device, which can support the unmanned aerial vehicle when it falls, reduce the damage to the fuselage and improve the service life of the fuselage.

[0016] The utility model discloses a landing device, which can support the unmanned aerial vehicle when it falls, reduce the damage to the fuselage and improve the service life of the fuselage.

[0017] The utility model discloses a wind speed detection device is arranged at the top of unmanned plane, can detect wind speed and air pressure in flight, help operator to judge flight condition, guarantee the stability and safety of unmanned plane flight. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is the mounting structure schematic diagram of wind speed detection device, take -off and landing device and unmanned plane of mountain unmanned plane take -off and landing device of the utility model.

[0019] Fig. 2 It is the structure schematic diagram of mountain unmanned plane take -off and landing device of the utility model.

[0020] Fig. 3 It is the structure schematic diagram of transmission device and two support seat of mountain unmanned plane take -off and landing device of the utility model.

[0021] Fig. 4 It is the structure schematic diagram of transmission device of the firewood positioning device of mountain unmanned plane take -off and landing device of the utility model.

[0022] The figure mark is: 1, unmanned plane body, 2, connecting seat, 3, motor, 4, support seat, 5, first rotation axis, 6, second rotation axis, 7, connecting piece, 8, transmission shaft, 9, pulley, 10, belt, 11, first gear, 12, second gear, 13, support, 14, limit frame, 15, fixed seat, 16, guide frame, 17, air hole, 18, sensor. DETAILED DESCRIPTION

[0023] The specific embodiment of the utility model is described in detail below in combination with the drawings:

[0024] As Figs. 1-4 Shown, a mountain unmanned plane take -off and landing device, including unmanned plane body 1, the unmanned plane body 1 lower part connection take -off and landing device, the take -off and landing device including connecting seat 2, motor 3, transmission and two support seat 4, the connecting seat 2 is the ring structure of bottom opening, connecting seat 2 is connected to unmanned plane body 1 lower part, specifically, the connecting seat 2 top is fixed with multiple connecting pieces 7, in this embodiment, the connecting piece 7 is four. The connecting piece 7 is "[ " shape structure, the top and side wall of connecting piece 7 are all provided with hole, and connecting piece 7 is connected with the lower surface of unmanned plane through bolt.

[0025] The connecting seat 2 is internally fixed with the support 13, and in the embodiment, the support 13 is four. The lower part of each support 13 is fixed with the limiting frame 14, the limiting frame 14 is rectangular plate, and the first rotating shaft 5 and the second rotating shaft 6 are respectively arranged between the limiting frames 14, and the first rotating shaft 5 and the second rotating shaft 6 are rotationally connected with the limiting frame 14. The two support seats 4 are respectively connected with the first rotating shaft 5 and the second rotating shaft 6, the support seat 4 is "L" shaped structure, and the two support seats 4 are symmetrically arranged.

[0026] The motor 3 is fixed in the connecting seat 2, and in the embodiment, the motor 3 is a Langyu X2216 brushless motor sunnyskyt second generation motor 1400KV 2400KV model aircraft motor, and the mounting seat is fixed on the inner wall of the connecting seat 2.

[0027] The transmission device is connected with the motor 3, and the transmission device includes a transmission shaft 8, a first transmission device and a second transmission device, the transmission shaft 8 is connected with the motor 3, and the motor 3 transmits power to the first transmission device and the second transmission device through the transmission shaft 8.

[0028] The first transmission device includes two pulleys 9 and a belt 10, the two pulleys 9 are respectively fixed on the transmission shaft 8 and the first rotating shaft 5, and the belt 10 is sleeved on the two pulleys 9. The motor 3 drives the first rotating shaft 5 to rotate through the transmission shaft 8, and the first rotating shaft 5 drives the support seat 4 arranged on the first rotating shaft 5 to rotate.

[0029] The second transmission device includes a first gear 11 and a second gear 12, the first gear 11 is fixed on the transmission shaft 8, the second gear 12 is fixed on the second rotating shaft 6, and the first gear 11 and the second gear 12 are in meshing transmission.

[0030] In order to facilitate detection of the wind speed, the unmanned aerial vehicle body 1 is fixed with a wind speed detection device on the top, the wind speed detection device comprises a fixing seat 15 and a guide frame 16, the fixing seat 15 is fixed on the top of the unmanned aerial vehicle body 1, the fixing seat 15 is a column structure, the guide frame 16 is fixed on the top of the fixing seat 15, in the embodiment, the guide frame 16 is a cuboid structure, a plurality of wind holes 17 are formed in the side wall of the guide frame 16, and the wind holes 17 are through holes. The guide frame 16 is further provided with a sensor 18, the sensor 18 comprises an air pressure sensor and a wind speed sensor, in the embodiment, the wind speed sensor is a vane type wind speed sensor, and the air pressure sensor is a digital air pressure sensor, the air pressure sensor and the wind speed sensor are arranged at the air inlets of different wind holes on the same side, and the air pressure sensor and the wind speed sensor are connected with the control panel of the unmanned aerial vehicle body. The unmanned aerial vehicle with a remote control display device on the market is suitable for the utility model. The operator can observe the wind speed value and the air pressure value detected by the wind speed sensor and the air pressure sensor through the remote control display device, and the stability and safety of the unmanned aerial vehicle in flight are ensured by detecting the wind speed and air pressure in flight.

[0031] Before use, the connecting seat 2 is fixed to the lower part of the unmanned aerial vehicle body 1 through bolts and connecting pieces 7, the motor 3 is connected with the control system in the unmanned aerial vehicle body 1, the rotation of the motor 3 is controlled, when the unmanned aerial vehicle needs to land, the motor 3 is started to drive the transmission shaft 8 to rotate, the transmission shaft 8 drives the pulley 9 and the first gear 11 fixed to the transmission shaft 8 to rotate, the pulley 9 drives the pulley 9 fixed to the first rotating shaft 5 to rotate through the belt 10, and the first rotating shaft 5 drives the support seat 4 fixed to the first rotating shaft 5 to overturn to the lower part outside of the connecting seat 2. At this time, the first gear 11 is engaged with the second gear 12, the second gear 12 drives the second rotating shaft 6 to rotate, the second rotating shaft 6 drives the support seat 4 fixed to the second rotating shaft 6 to overturn to the lower part outside of the connecting seat 2, and after falling, the two support seats 4 support the ground. When the support is not needed, the motor 3 is started, the motor 3 is reversed to drive the transmission shaft 8 to rotate in the reverse direction, the transmission shaft 8 drives the pulley 9 and the belt 10 to rotate in the reverse direction, and the support seat 4 fixed to the first rotating shaft 5 is overturned to the inside of the connecting seat 2. At this time, the first gear 11 is engaged with the second gear 12 to drive the support seat 4 fixed to the second rotating shaft 6 to rotate to the inside of the connecting seat 2.

[0032] When the wind speed is detected, the wind is guided to the wind speed sensor and the air pressure sensor through the wind holes 17 of the guide frame 16 when the wind passes through the wind holes 17 of the guide frame 16, the wind speed sensor detects the wind speed, the air pressure sensor detects the air pressure, and the operator can judge whether the flight condition is met by detecting the wind speed value and the air pressure value, so that the stability and safety of the unmanned aerial vehicle in flight are ensured.

[0033] The above-described embodiments are only preferred embodiments of the present application, and are not intended to limit the scope of the present application, so that equivalent changes or modifications made in the structure, features and principles described in the patent range of the present application should be included in the patent range of the present application.

Claims

1. A mountain unmanned aerial vehicle landing device, fixed to the lower part of the unmanned aerial vehicle body (1), characterized in that, The landing device comprises a bottom-opened connecting seat (2), a motor (3), a transmission device, a first rotating shaft (5), a second rotating shaft (6) and two supporting seats (4), the connecting seat (2) is connected to the lower part of the unmanned aerial vehicle body (1); the motor (3) is fixed to the inner wall of the connecting seat (2); the motor (3) drives the first rotating shaft (5) and the second rotating shaft (6) to rotate through the transmission device, the first rotating shaft (5) and the second rotating shaft (6) are both connected to the connecting seat (2); the two supporting seats (4) are fixedly connected with the first rotating shaft (5) and the second rotating shaft (6) respectively.

2. The mountain unmanned aerial vehicle landing device according to claim 1, characterized in that, A plurality of connecting pieces (7) are fixed to the top of the connecting seat (2), and the connecting pieces (7) are connected with the lower surface of the unmanned aerial vehicle body (1).

3. The mountain unmanned aerial vehicle landing device according to claim 1, characterized in that, The transmission device comprises a transmission shaft (8), a first transmission device and a second transmission device, the transmission shaft (8) is connected with the motor (3); the motor (3) transmits power to the first transmission device and the second transmission device through the transmission shaft (8).

4. The mountain unmanned aerial vehicle landing device according to claim 3, characterized in that, The first transmission device comprises two pulleys (9) and a belt (10), the two pulleys (9) are fixed on the transmission shaft (8) and the first rotating shaft (5) respectively, and the belt (10) is sleeved on the two pulleys (9).

5. The mountain unmanned aerial vehicle landing device according to claim 3, characterized in that, The second transmission device comprises a first gear (11) and a second gear (12), the first gear (11) is fixed on the transmission shaft (8), the second gear (12) is fixed on the second rotating shaft (6), and the first gear (11) and the second gear (12) are in meshing transmission.

6. The mountain unmanned aerial vehicle landing device according to claim 1, characterized in that, At least two supports (13) are fixed in the connecting seat (2), a limiting frame (14) is fixed to the lower part of each support (13), the limiting frame (14) is a rectangular plate structure, and the two limiting frames (14) are rotatably connected with the first rotating shaft (5) and the second rotating shaft (6) respectively.

7. The mountain unmanned aerial vehicle landing device according to claim 1, characterized in that, A wind speed detection device is fixed to the top of the unmanned aerial vehicle body (1).

8. The mountain unmanned aerial vehicle landing device according to claim 7, characterized in that, The wind speed detection device comprises a fixed seat (15) and a guide frame (16), the fixed seat (15) is fixed to the top of the unmanned aerial vehicle body (1), the guide frame (16) is arranged on the top of the fixed seat (15), a wind hole (17) is formed in the side wall of the guide frame (16), a sensor (18) is further fixed to the guide frame (16), and the sensor (18) is arranged at the air inlet of the wind hole (17).

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