The utility model relates to building construction equipment, in particular to a rapid elevating slip formwork device for cast-in-place concrete forming construction project. The elongated slip formwork construction equipment comprises a template, a plurality of bearing rods and sliding-up jacks respectively sleeved on the bearing rods, wherein the template is constructed by a plurality of unit templates capable of being enclosed to form a sleeve trough, each sliding-up jack is fixedly connected with an inclined rod, an angle is formed between each inclined rod and the bearing rod on which the corresponding sliding-up jack is arranged, the two sides of the top end of each unit template are respectively hinged to the middle parts of two inclined rods, the other end of each inclined rod is fixedly connected with a positioning rod in a suspended manner, a beret frame constructed by connecting rods is fixedly arranged on each positioning rod in the middle part of the corresponding unit template respectively, adjacent beret frames are detachably connected, a plurality of connecting pieces are arranged between each beret frame and the corresponding unit template, and each connecting piece comprises a stretching bolt, a propulsion bolt and a propulsion nut matched with the propulsion bolt.