| 摘要 |
PROBLEM TO BE SOLVED: To provide a filling valve device which can suppress the splash of a liquid in aseptic filling, and reduce an amount of liquid reservoir in carbonic acid beverage filling.SOLUTION: A filling valve device includes a valve body linearly provided in a liftable manner in a liquid channel 13 in which a product liquid flows, a valve seat provided in the liquid channel 13 and stopping the flow of the product liquid through the contact of the valve body 21, and a pneumatic cylinder 3 lifting up and down the valve body 21. The valve body includes a first seal portion 22 provided at the upstream of the flow of the product liquid, and provided upward in the vertical direction, and a second seal portion 24 provided at the downstream of the first seal part 22, and provided downward in the vertical direction. The valve seat includes a first valve seat 17 corresponding to the first seal portion 22, and provided at the upstream of the flow of the product liquid, and a second valve seat 19 corresponding to the second seal portion 24, and provided at the downstream of the flow of the product liquid.SELECTED DRAWING: Figure 1 |
