Positive PET (Polyethylene Terephthalate) wine barrel filling valve

The utility model discloses an upright PET (Polyethylene Terephthalate) wine barrel filling valve, and relates to the field of PET wine barrel filling valves. The upright PET wine barrel filling valve is exquisite in structure, convenient to use and capable of achieving upright filling for a PET wine barrel. The filling valve comprises an upper air cylinder, an outer connecting rod, a filling valve body, an inner connecting rod, a lower air cylinder, a filling valve element and a filling valve base. An exhaust channel is formed in the filling valve body, a wine injection channel is formed in the filling valve element, the filling valve element is arranged in the exhaust channel in a penetrating mode, the filling valve base is fixedly connected to a top opening of the exhaust channel, the filling valve element is sleeved with the filling valve base, and the filling valve base and the filling valve element are kept in dynamic sealing. The filling effect is good, and assistance of other supporting or clamping eq