What is the name of the funnel that drains inside the kitchen sink?

It is called funnel, funnel of many kinds, commonly used ordinary funnel, hot water funnel, high pressure funnel, liquid funnel and safety funnel. According to the size of the caliber and the length of the diameter, can be divided into different models.

The sink will generally add a layer of filters, filters through the water directly from the drain.

Funnel is a tube-shaped object, is used as a liquid and small powder objects into the inlet of the smaller container. The smaller tubular part at the nozzle of the funnel can be of different lengths. Funnels are usually made of stainless steel or plastic.