Wire Control Drain Valve For Bathtub Drainage

摘要

A wire control drain valve for bathtub drainage includes a knob, a control link, an adjustment rod, an inlet cover, an overflow elbow, an adjustment rod and a back cover. The knob is mounted on an overflow lid. The control link is connected with a pulling string. The overflow lid is mounted to an inlet of the overflow elbow. The inlet cover is mounted on an overflow hole of a bathtub, and the control link is mounted inside the overflow elbow. The adjustment rod is connected between the control link and the knob to adjust the control link to longitudinally move. A front portion of the adjustment rod is connected with the knob, and a back portion of the adjustment rod is connected with the control link. A positioning mechanism is mounted between the control link and adjustment rod to position the adjustment rod.

主权项

1. A wire control drain valve for bathtub drainage comprising:
an overflow elbow including:
an outlet adapted to connect with an overflow tube; andan inlet adapted to connect with an overflow hole on a bathtub; anda threaded tube being hollow and externally threaded; an inlet cover mounted on the overflow hole, leading water running over the overflow hole to flow to the overflow tube through the overflow elbow, and having a hole formed through the inlet cover; a knob mounted on the ferrule and being rotatable with respect to the ferrule; a control link mounted inside the overflow elbow; an adjustment rod mounted between the control link and the knob and adjusted to be movable in a longitudinal direction of the control link and having:
a front portion connected with the knob;a back portion mounted inside the control link to drive the control link; anda middle portion formed between the front portion and the back portion; and a positioning mechanism formed on the middle portion of the adjustment rod to position the control link.