Plastics drain bar underwater cutting device

The utility model provides a plastics drain bar underwater cutting device, it includes the pull rod, the one end of pull rod is fixed with the tail end handle, and it has the lantern ring to weld apart from pull rod other end certain distance, the welding has the cutting ring on the lateral wall of the lantern ring, and the one end relative with the afterbody handle is welded and is had the barrier plate on the pull rod, be the fixed length section between the barrier plate and the lantern ring. It can overcome the not enough of above -mentioned prior art, effective, quick assurance the mud face exposed length of plastics drain bar under water, easy operation is convenient, improves work efficiency greatly. 本实用新型提供了种塑料排水板水下切割装置，它包括拉杆，所述拉杆的端固定有尾端把手，距离拉杆另端定距离焊接有套环，所述套环的侧壁上焊接有环刀，在拉杆上与尾部把手相对的端焊接有阻挡板，所述阻挡板和套环之间为定长段。它能克服上述现有技术的不足，有效、快速的保证了水下塑料排水板的泥面外露长度，操作简单便捷，大大提高工作效率。