Double-speed filling valve

The utility model provides a double-speed filling valve. The double-speed filling valve comprises a filling valve body and a filling nozzle connected with the filling valve body, a liquid inlet channel is formed in the filling valve body and is in a conical shape, and a piston matched with the upper portion of the liquid inlet channel is further arranged in the filling valve body. An air cylinder supporting rod is arranged on the filling valve body, the air cylinder supporting rod is connected with an air cylinder, the air cylinder is connected with a controller, a liquid inlet pipe is further arranged on the filling valve body, and the liquid inlet pipe is communicated with the liquid inlet channel; a filling opening is formed in the bottom of the filling nozzle and communicates with the liquid inlet channel, and a filter screen is further arranged on the filling opening. According to the filling valve, the telescopic length of the air cylinder is controlled through the controller, and then the position of t