The invention discloses a crane and a rotation angle measuring device thereof. The crane rotation angle measuring device comprises a fixed plate, a shaft, a sensor, an induction part and a rotating disc, wherein the periphery of the rotating disc is of a toothed structure; the first end of the shaft is fixedly connected with the rotating disc, and the second end of the shaft is rotationally connected with the fixed plate; the sensor is matched with the induction part; the sensor is arranged on the fixed plate; the induction part is arranged on the rotating disc; or the induction part is arranged on the fixed plate, and the sensor is arranged on the rotating disc. The crane rotation angle measuring device provided by the invention has the advantages of simple structure, low cost and high reliability.
Crane and rotation angle measuring device thereof
2015-04-29
Patent
Electronic Resource
English
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