Jack installation in-place device for simple post-tensioning method prestress construction

• Main Authors: GU YULIN, QIU ZHIBIN, ZHANG JUKUI, CHEN YUZHE, ZHANG BANGRUI, ZHANG XIU, LU HONGYU, ZHANG YIYING
• Format: Patent
• Language: Chinese; English
• Published: 16.12.2022
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; CRANES; FIXED CONSTRUCTIONS; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; OR VIADUCTS; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses a simple jack installation in-place device for post-tensioning method pre-stress construction, which is used for auxiliary lifting of a jack for post-tensioning method pre-stress construction and comprises a supporting device, a lifting guide device, a lifting guide device and a lifting guide device, the jack hoisting guide device is mounted on the supporting device in a back-and-forth sliding manner; the fixed ends of the connecting components are connected to the two sides of the jack hoisting guide device respectively, and the working ends of the connecting components are arranged on the chain block in a penetrating and sleeving mode; and the chain block is used for suspending the jack. The lifting jack is simple in structure and novel and reasonable in design, solves the problems that in the post-tensioning method pre-stress construction process, manual installation of the lifting jack is large in difficulty and high in dangerousness, and hoisting equipment needs to be continuo