Cargo elevator car platform sill

The invention discloses a cargo elevator car platform sill and belongs to the technical field of cargo elevator car platform sills. The cargo elevator car platform sill solves the problem of cargo carrying. According to the key points of the technical scheme, the cargo elevator car platform sill comprises a car platform sill main body. The cargo elevator car platform sill further comprises two parallel line rails fixed to the top position of the car platform sill main body, two parallel grooved rails buried in the bottom of the car platform sill main body, a cover plate connected to the rear ends of the grooved rails in a rotating manner, a supporting tool arranged in each grooved rail in a sliding manner, a moving hook arranged on each line rail, and a hanging rope. The hanging rope is used for tying and hanging cargoes and connected to the two moving hooks. Each moving hook comprises a movable pulley and a hook part. The movable pulleys slide on the line rails. Each supporting tool comprises a supporting ba