Roadway sealing device

• Main Authors: GAO JIANXUN, LI GUIHE, LI KEXIANG, MA XINGEN, SHENG ZHUWEN, SUN FULONG, SUN JING, YANG JIAN, TAN JIAGUI, GUO JIANZHONG, ZHANG MAOYUAN
• Format: Patent
• Language: Chinese; English
• Published: 30.08.2022
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS

The invention provides a roadway sealing device, relates to the technical field of roadway sealing, and aims to solve the problem that an existing roadway sealing device cannot be completely sealed with roadway surrounding rock. The roadway sealing device comprises a sealing wheel disc and a section sealing assembly, the sealing wheel disc comprises a wheel disc supporting ring and a plastic capsule cavity surrounding and attached to the periphery of the wheel disc supporting ring, and a first capsule bag, a second capsule bag and an inflation pipe are arranged at all positions in the plastic capsule cavity in the circumferential direction of the wheel disc supporting ring; the first bag is filled with a first expanding agent, the second bag is filled with a second expanding agent, the first bag and the second bag are configured to be broken when the plastic capsule cavity reaches set pressure, and the first expanding agent and the second expanding agent can expand in a mixed state so that a gap between the w