Tunnel expansion joint embedded part and self-adaptive fixing structure based on expansion joint embedded part

• Main Authors: ZHAO FENG, ZHANG HAO, ZHOU YOU, ZHANG KAICHE, SONG JIN-JOO, LIANG ZHAO, KONG YANLI
• Format: Patent
• Language: Chinese; English
• Published: 28.04.2023
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The invention relates to the technical field of road administration construction, in particular to a tunnel expansion joint embedded part and a self-adaptive fixing structure based on the expansion joint embedded part. The embedded part comprises a supporting seat and two supporting rods, the supporting seat is provided with an inner cavity for the two supporting rods to extend into, and the two supporting rods are supported on the inner wall of the expansion joint; the adjusting part is installed on the supporting seat, the adjusting part comprises an adjusting rod extending into the inner cavity and a supporting part arranged at the inner end of the adjusting rod, and the supporting part can abut against the position between the two supporting rods; the adjusting rod is provided with a first position for driving the supporting part to abut against the position between the two supporting rods and a second position for driving the supporting part to leave the position between the two supporting rods. By impro