Absolute angle output sensor for planet magnet wheel of steering system of automobile
An automobile steering system and absolute angle technology, applied in the field of sensors, can solve the problems of small measurement range, high installation requirements, temperature sensitivity, etc., and achieve the effect of small measurement error, low working environment requirements, and no wear output waveform
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[0023] The automobile steering system planetary magnetic wheel absolute angle output sensor provided by the present invention has a structure such as figure 1 , figure 2 and image 3 As shown: it is composed of outer magnetic ring 1, inner magnetic ring 3, planetary magnetic wheel 7, CPU control unit 11 and Hall sensor, wherein: inner magnetic ring is fixed on steering column 9, and the steering column is fixedly connected with steering wheel ; There are 3 planetary magnetic wheels, which are evenly distributed. They are installed on the planet carrier 6 and can only rotate, and are engaged with the inner magnetic ring for transmission, and are also engaged with the outer magnetic ring for transmission; the planet carrier is fixed on the upper part of the sleeve; when the steering wheel When driving the inner magnetic ring to rotate at a speed of 1:1, the inner magnetic ring drives the planetary magnetic wheel to rotate by meshing, and then the planetary magnetic wheel drive...
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