Building template convenient to assemble and install for constructional engineering

The utility model discloses a building template convenient to assemble and install for constructional engineering, which comprises a pouring template and an adapter plate, a plurality of fixing blocksare arranged on the upper surface of the pouring template and the outer walls of two adjacent sides of the adapter plate, a connecting plate is arranged in each fixing block, and a connecting mechanism is arranged on each connecting plate. And the connecting mechanism is assembled to be used for combining and splicing the fixing blocks on the pouring template and the fixing blocks on the adapterplate. According to the building formwork convenient to assemble and disassemble for constructional engineering, the two clamping groove pieces are driven to slide in the two connecting blocks throughrotation of the connecting handle in actual use, so that the connecting plates and the fixing blocks are kept fixed or separated, then the connecting plates and the fixing blocks are completely fixedthrough screws and the conn