Regulating valve with controllable flow velocity

The invention discloses a regulating valve with a controllable flow velocity in the technical field of regulating valves. The regulating valve comprises a valve body, a supporting frame is fixedly connected to the upper end of the valve body, a lifting device is fixedly connected to the side end of the supporting frame, a first regulating device is fixedly connected to the lower end of the supporting frame, and an overload preventing device is fixedly connected to the upper end of the supporting frame. The valve body is internally connected with a sealing device in a sliding mode, the structure is simple, the manufacturing cost is low, and the flow velocity of the regulating valve can be conveniently controlled only through simple operation. 本发明公开了调节阀技术领域的一种流速可控的调节阀，包括阀体本体，阀体本体上端固定连接有支撑架，支撑架侧端固定连接有提拉装置，支撑架下端固定连接有第一调节装置，支撑架上端固定连接有防过载装置；阀体本体内滑动连接有密封装置，本发明结构简单制作成本低，只需要简单操作就可以达到便携的控制调节阀的流速。