| 摘要 |
PURPOSE: A rockbolt, a connector thereof, and a timbering method using the same are provided to improve timbering force and facilitate the assembly and disassembly. CONSTITUTION: A rockbolt comprises a main body portion(100) and a connector(50). The main body portion is installed in a punched portion of the ground and comprises a hollow body(110). The hollow body comprises a hollow for the insertion of expansive additive. The connector is coupled with the main body portion to be detached. The connector is connected with an expansive addictive supply unit and a grout supply unit. |
