Rigid waterproof light steel keel partition wall bottom node structure

The utility model provides a rigid waterproof light steel keel partition wall bottom node structure. A concrete base is poured above the floor slab; a trapezoidal wood brick is pre-buried at the top of the concrete base; c-shaped steel bars are arranged in the concrete base; the C-shaped steel bar penetrates through the middle part of the trapezoidal wood brick; a light steel keel partition wall is arranged above the concrete base; the light steel keel partition wall comprises a U-shaped light steel keel, a waterproof panel, wood screws and self-tapping screws, the U-shaped light steel keel isarranged on the top surface of the concrete base and is fastened with the trapezoidal wood brick through wood screws; water-resistant panels are fastened to the two side edges of the U-shaped light steel keel through self-tapping screws. A sealant layer is sprayed between the bottom of the waterproof panel and the concrete base for sealing, a floor pavement layer is laid on the outer side of theconcrete base above the fl