Fluid oxygen aeration pipe

The utility model relates to a biological filter equipment especially discloses a fluid oxygen aeration pipe who is applied to the biological filter. Include: the body has the inner chamber, the body cross -section is circularly or oval, one of them tip of body is provided with the water inlet, still set up a plurality of wash port on the body, wash port, water inlet all with the inner chamber communicates each other, sealing pieces locates another tip of body and with it is sealed each other between the body, fixed connection between sealing pieces and the body, the sealing plug is located the water inlet, and with the body body wall reciprocal anchorage of water inlet department, the middle part of sealing plug still is provided with the hole of permeating water. Its difficult jam, the contact surface is great to the fluid oxygen aeration pipe who has better oxygen suppliment, dissolved oxygen volume and anti -skidding effect. 本实用新型涉及生物滤池设备，尤其公开种应用于生物滤池的流体增氧管。包括：管体，具有内腔，所述管体截面呈圆形或椭圆形，所述管体的其中个端部设置有进水口，所述管体上还