Frame filter cake washing method needs washing, washing and washing two-way flow one-way, one-way and two-way washing washing.

A, the flow is one-way washing lotion, into the hole from the thrust plate in order to enter the fluid through the filter cloth, and then passes through the filter cake from the hole, then the filter plate outflow orifice of the liquid outlet is closed, no orifice outlet faucet is open.

B, open two-way washing, wash from the thrust plate into the holes on both sides of the lotion has two times washing, the washing lotion first from one side to the other side of the washing lotion with the import export is diagonal direction, so it is also called two-way cross washing.

C, the unidirectional flow of the liquid is that the lotion enters the perforated plate sequentially from the liquid inlet of the thrust plate into the perforated plate, passes through the filter cloth and flows through the filter cake and flows out of the filter plate without a hole.

D, bidirectional washing lotion is undercurrent from two sides of the stop plate above the fluid inlet hole has two times of washing, washing or washing off one side, the other side washing lotion outlet is the diagonal direction, so it is also called a two-way cross washing.

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