Water-blocking front plate integrated with solar cell interconnection

The utility model discloses a water-blocking front plate integrated with solar cell interconnection, which comprises a substrate provided with a plurality of groups of series circuits for realizing interconnection of a plurality of solar sub-cells; wherein each series circuit is configured to comprise a plurality of drainage sub-grid lines which are used for collecting photo-generated current andare in a connected state; the plurality of main grid line bus bars are used for collecting the photo-generated current collected by each drainage sub grid line; and the series connection points are arranged at the leading-out ends of the main grid line bus bars. The utility model provides a water-blocking front plate integrated with solar cell interconnection. A series circuit for sub-battery current drainage, confluence and sub-battery series connection can be integrated on a high-light-transmission and high-water-resistance multi-layer composite substrate, the defects of series connection wire displacement, welding