Patent ID: 11752260

Abstract:
Provided is a flow rate control device for supplying liquid chemicals. The device according to an embodiment of the present disclosure includes a housing unit which is placed at the location from which liquid chemicals are supplied and comprises an inflow conduit on one side to which the liquid chemicals flow in and an outflow conduit from which the flowed-in liquid chemicals whose flow rate is controlled flow out; and a control unit which is integrated with the housing unit and comprises an inflow space which comes in contact with an inflow hole at a terminal portion of the inflow conduit, an outflow space which comes in contact with an outflow hole at a terminal portion of the outflow conduit and a control path which is connected between the inflow space and the outflow space to control the flow rate of the flowed-in liquid chemicals, wherein the control path has a controlled inner diameter and a controlled length according to the flow rate a use r aims at.