Double-clamping-plate type bottomed casing box

According to the technical scheme, the double-clamping-plate type bottomed pouring jacket is characterized in that the double-clamping-plate type bottomed pouring jacket comprises a pouring jacket bottom plate and a plurality of pouring jacket side plates installed above the pouring jacket bottom plate, the pouring jacket side plates are connected with one another and define a frame structure, a bottom sealing concrete layer is laid on the pouring jacket bottom plate and located on the inner sides of the pouring jacket side plates, and the bottom sealing concrete layer is connected with the pouring jacket bottom plate. The inner clamping plate and the outer clamping plate are respectively connected with the casing box bottom plate, and the inner clamping plate and the outer clamping plate are respectively arranged on the inner side and the outer side of the casing box side plate and respectively abut against the casing box side plate. The inner clamping plate and the outer clamping plate are arranged on the i