| 摘要 |
<p>A concrete form locking and fastening device comprises a fastening piece (1), a locking piece (2) and a first bolt (3). An arc recess (10) of the fastening piece (1) consists of a first side wall (11), a second side wall (12) and a third side wall (13). The locking piece (2) is movably mounted on the first side wall (11). The end of the locking piece (2) extends into the arc recess (10) and clamps a fixed pipe (1a) together with the third side wall (13). A protruding seat (15) formed by the second side wall (12) extending outwards is provided with a thread hole (151) matched with the first bolt (3). The concrete form locking and fastening device can be installed simply and conveniently, and utilized safely.</p> |
