Bicycle built-in power generation device
A technology for power generation devices and bicycles, applied in bicycle accessories, transportation and packaging, optical signals, etc., can solve the problems of increasing bicycle driving resistance, slowing down the driving speed, etc., to prevent corrosion by foreign objects, and to ride light and convenient. The effect of force
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[0019] figure 1 A specific embodiment of the present invention is shown: a bicycle built-in power generation device, including a bicycle transmission system and a protective cover 1 wrapping the bicycle transmission system. The bicycle transmission system includes two transmission wheels 2 and a chain 3 surrounding the outer ring of the transmission wheels 2 , the protective cover 1 is provided with a plurality of micro-generators 4, the rotating shaft of the micro-generators 4 is provided with a small sprocket 5, the small sprocket 5 is meshed with the chain 3, and the protective cover 1 is also provided with a battery 6, the battery 6 is electrically connected with the micro-generator 4 through a circuit, and the protective cover 1 is provided with a fixed frame 12, and the micro-generator 4 is arranged in the fixed frame 12.
[0020] Such as image 3 As shown, the transmission wheel 2 includes a ring gear 7, the outer ring of the ring gear 7 is provided with a sprocket 8, ...
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