High-precision tipping-bucket rain gauge based on photovoltaic-PVDF film power generation

The invention relates to the field of rain gauges, and particularly discloses a high-precision tipping-bucket rain gauge based on photovoltaic-PVDF film power generation, the high-precision tipping-bucket rain gauge comprises a box body and a tipping-bucket rainfall measuring mechanism arranged in the box body, the upper part of the box body is provided with a photovoltaic power generation mechanism, and the box body is internally provided with a PVDF film power generation mechanism; the tipping bucket type rainfall measuring mechanism comprises a base, a supporting frame, a funnel and a tipping bucket, an electromagnetic valve is installed on the neck portion of the funnel, the tipping bucket comprises two symmetrically-arranged water containing grooves, two liquid level sensors are installed on the supporting frame and located in the two water containing grooves respectively, and the two liquid level sensors are connected with the electromagnetic valve. The installation heights of the two liquid level senso