Cam type quick-opening sealing mechanism for candle filter

The utility model discloses a cam type quick-opening sealing mechanism for a candle filter, and belongs to the technical field of novel filtering equipment sealing mechanisms. The sealing mechanism comprises a connecting piece I, a connecting piece II, a handle and a sealing gasket III. The connecting piece I is fixedly connected with the end part of the inner collecting pipe, and a groove with an arc-shaped section is formed outside the connecting piece I; and the connecting piece II is fixedly connected with the end part of the inner trunk connecting pipe, and an annular table facing inwards is arranged on one side opposite to the connecting piece I. And the sealing gasket III is mounted in an annular table on the inner side of the end part of the connecting piece II. The handle is rotatably mounted on the outer side of the connecting piece I, a cam structure is arranged at the non-holding end, and the cam structure abuts against the arc-shaped groove. When the handle is rotated, the holding end drives the