Splash-proof drainage device of pavement core drilling machine

• Main Authors: WEN JING, LUO TIANYU, HUANG CHONGGANG, ZHANG JING
• Format: Patent
• Language: Chinese; English
• Published: 30.06.2020
• Subjects: CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE; EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR; MEASURING; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS; PHYSICS; SOIL SHIFTING; TESTING; UNDERGROUND OR UNDERWATER STRUCTURES

The utility model discloses a splash-proof drainage device of a pavement core drilling machine. The device comprises a hollow cylindrical barrel, a blocking cover is detachably arranged at the top end; a core drilling machine placing hole is formed in the blocking cover; wherein the bottom end of the hollow cylindrical barrel inclines by a small angle, a drill bit extending hole and an annular stop block are arranged in the middle of the hollow cylindrical barrel, a rubber layer is arranged on the outer surface of the bottom end, the annular stop block and the hollow cylindrical barrel form acollecting groove, pedals are symmetrically arranged on the outer wall of the hollow cylindrical barrel, and a flow guide hole is formed in the bottom end of the side wall of the hollow cylindrical barrel. A flow guide pipe is connected to the flow guide hole; the waste slurry collector is independently arranged outside the hollow cylindrical barrel, a clamping ring is arranged on the waste slurrycollector, and one end of