| 摘要 |
The present invention provides a casing guide device for an underground excavator, which is constructed for improving performance for construction work and being reused thanks to a guide device guiding the insertion of a casing, which is manufactured in advance and buried in the ground. For the realization of the present invention, the present invention includes a guide body guiding the insertion of the casing, where one or more semicircular guide grooves are arranged in a longitudinal direction. The guide body includes multiple semicircular guide grooves formed in the inner surface of the guide body, which are arranged facing each other and form circular guide grooves for the casing to pass through. |
