Each other detain formula precast concrete apron ditch and hoist thereof

• Main Authors: CHEN ZHI, CHEN TAIHUA
• Format: Patent
• Language: Chinese; English
• Published: 05.01.2018
• Subjects: CESSPOOLS; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE; FIXED CONSTRUCTIONS; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR; SEWERAGE; SEWERS; WATER SUPPLY

The utility model discloses a mutual formula precast concrete that detains laps the ditch, is connected gradually by a plurality of apron ditch units to form, and every apron ditch unit all includes side ditch and apron, the side ditch is the ascending trough - shaped structure of opening, the apron is the trough - shaped structure that open side down, the side ditch is connected with the apron lock, lapping the ditch unit and having two joints at least, the joint that the tooth each other was buckled to the pre -buried U of the having type of side ditch end wall is equipped with and is the female joint promptly with the mutual joint of buckleing the recess of tooth matching of U type for male joint, side ditch end wall, and two adjacent apron ditch units are for the pin and box sub butt joint, to the carried forward the U type each other is buckled the tooth both ends and is passed respectively and respectively cup joint behind the junction of two apron through the bolted cover fastening behind a slice gaske