Unmanned aerial vehicle rotating shaft protection device capable of avoiding fan blade shaking and achieving automatic lubrication
An automatic lubrication and protection device technology, applied in the direction of engine lubrication, engine components, unmanned aircraft, etc., can solve problems such as lubrication, friction reduction, lubricant loss, etc., to increase the contact area, maintain service life, The effect of reducing friction
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Embodiment 1
[0028] see Figure 1-4 , a UAV rotating shaft protection device that avoids fan blade shaking and automatically lubricates. The trigger mechanism 5 includes a mounting frame 51. The inside of the mounting frame 51 is connected to a turntable 52 for rotation. The inside of the turntable 52 is provided with a slide rail 53. The slide rail The inside of 53 is slidingly connected with a slide bar 54, the end of the slide bar 54 is fixedly connected with a positioning block 55, the side of the mounting frame 51 near the slide bar 54 is fixedly connected with a metal strip 56, and the surface of the slide bar 54 is movably connected with a spring, The other end of spring is fixedly connected on the inner side wall of slide rail 53, and positioning block 55 and metal strip 56 are positioned on the same horizontal plane, and positioning block 55 is connected with internal circuit, and metal strip 56 is connected with electromagnetic bar 33 by electric wire, along with As the rotation ...
Embodiment 2
[0030] see figure 1 , 4And 5, a UAV rotation shaft protection device that avoids fan blade shaking and automatic lubrication, including a lubrication mechanism 3, the lubrication mechanism 3 includes a slider 31, the inside of the slider 31 is fixedly connected with a magnetic block 32, and the slider 31 An electromagnetic rod 33 is placed on the side, and the side wall of the slider 31 close to the side of the electromagnetic rod 33 is fixedly connected with a return spring 34. There is a guide block 36, a liquid pump 37 is fixedly connected to the inside of the slider 31, a one-way liquid valve 38 is fixedly connected to the inside of the slider 31 close to the liquid pump 37, a nozzle 39 is fixedly connected to the end of the slider 31, and a magnetic block 32 Be positioned on the same horizontal plane with electromagnetic bar 33, and the near end of magnetic piece 32 and electromagnetic bar 33 is the magnetic pole of the same name, and infusion tube 35 is a kind of telesc...
Embodiment 3
[0032] see Figure 1-5 , a UAV rotation shaft protection device that avoids fan blade shaking and automatically lubricates, including a lubrication mechanism 3, the lubrication mechanism 3 includes a slider 31, the inside of the slider 31 is fixedly connected with a magnetic block 32, and the side of the slider 31 is placed Electromagnetic bar 33 is arranged, and the side wall of slide block 31 close to electromagnetic bar 33 sides is fixedly connected with back-moving spring 34, and the side wall of slide block 31 is fixedly connected with infusion tube 35, and the end of slide block 31 away from infusion tube 35 is fixedly connected with guide. Block 36, the inside of slide block 31 is fixedly connected with liquid pump 37, the inside of slide block 31 close to liquid pump 37 is fixedly connected with one-way liquid valve 38, the end of slide block 31 is fixedly connected with shower head 39, magnetic block 32 and electromagnetic Bar 33 is located on the same horizontal plan...
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