Hydraulic bracket and top beam thereof

The utility model provides a hydraulic bracket and a top beam thereof. The top beam of the hydraulic bracket provided by the utility model comprises a top plate, a cover plate, and a longitudinal main rib for connecting the top plate and the cover plate, wherein a longitudinal reinforced rib for con...

Full description

Saved in:
Bibliographic Details
Main Authors HAO LING, LIANG JIANYI, SUN PENGFEI
Format Patent
LanguageChinese
English
Published 12.09.2012
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
Online AccessGet full text

Cover

More Information
Summary:The utility model provides a hydraulic bracket and a top beam thereof. The top beam of the hydraulic bracket provided by the utility model comprises a top plate, a cover plate, and a longitudinal main rib for connecting the top plate and the cover plate, wherein a longitudinal reinforced rib for connecting the top plate and the cover plate is also arranged on the wedge-shaped front edge part opposite to the top beam; at least one first convex tooth is formed on the side surface, facing the cover plate, of the longitudinal reinforced rib; a first concave hole which is matched with the first convex tooth is formed in the cover plate; the first convex tooth and the first concave hole are welded together; and/or at least one second convex tooth is formed on the side surface, facing the top plate, of the longitudinal reinforced rib; a second concave hole which is matched with the second convex tooth is formed in the top plate; and the second convex tooth and the second concave hole are welded together. The hydraul
Bibliography:Application Number: CN20112537995U