Broach slab bridge roof beam telescoping device

• Main Authors: ZHAO LIXIA, ZHOU LIQIN, LI GUANGKAI, LIU ZHILONG, LI TAO, FENG HU
• Format: Patent
• Language: English
• Published: 26.08.2015
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The utility model discloses a broach slab bridge roof beam telescoping device, including first fishback and second fishback, first fishback right-hand member is provided with a plurality of recesses that are the longitudinal distribution, the broach that corresponds with the groove phase is made to second fishback left end an organic whole, the broach sets up in the recess, the guide pillar has been made to broach lower extreme an organic whole, be provided with in the first fishback of recess below and can supply the guide pillar to insert and can supply the guide pillar to control to remove and the microscler hole of pivoted, all be provided with a plurality of counter sink and spring grooves that the array form distributes that are in first fishback and the second fishback board, the spring trench in counter sink below and with the counter sink setting that communicates with each other, the utility model discloses a cooperation in microscler hole in guide pillar and the first fishback in the second fishback can make win fishback and second fishback adapt to the horizontal, vertically and the angle displacement of bridge, has avoided the destruction that the bridge displacement led to the fact to the telescoping device for vehicular traffic safe and stable passes through on ground.