Hollow slab beam inner mold convenient to disassemble and assemble

The invention relates to the technical field of road and bridge construction and particularly relates to a hollow slab beam inner mold convenient to disassemble and assemble. The hollow slab beam inner mold comprises a first half mold, a second half mold and a locking mechanism, wherein the locking mechanism comprises a first rotating rod, a second rotating rod, a first limiting block, a second limiting block, a connecting block and a steel cable; the other end of the first rotating rod is rotationally connected to the connecting block, one end of the second rotating rod is rotationally connected to the second half mold, the other end of the second rotating rod is rotationally connected to the connecting block, the first limiting block is fixedly connected to the first half mold, the second limiting block is fixedly connected to the second half mold, and one end of the steel cable is fixedly connected to the connecting block. The hollow slab beam inner mold can be opened under the condition that an operator d