| 摘要 |
PROBLEM TO BE SOLVED: To provide a valve body for discharge suppressing occurrence of noise without generating loss in flow rate of air discharged to outside through a valve part, and provide a diaphragm pump.SOLUTION: A valve body 60 for discharge is attached to the upper surface of a partition wall body 30 having a pump chamber 35 and a discharge hole 62 discharging fluid in the pump chamber 35 to outside. The valve body for discharge includes: a valve part 61 oppositely arranged to the discharge hole 62; a rib 101 provided for partitioning the valve part 61; and a groove part 61m formed along the rib 101 at a root portion of the valve body 61 and rib 101. |
