| 摘要 |
The invention discloses a fast settling concentration tank for sewage in gangue, which comprises an outer cylinder and an inner cylinder sleeved inside the outer cylinder by a bracket. The upper end of the inner cylinder is a sewage inlet. A baffle plate is arranged in the middle of the inner cylinder by a bracket. A feeding gap is arranged between the edge of the baffle plate and the inner wall of the inner cylinder. At least one annular return plate is fixed on the outer wall of the inner cylinder. An overflow gap is provided between the outer edge of the return plate and the inner wall of the outer cylinder. A residue outlet is formed by tapering the diameter of the lower portion of the outer cylinder. An overflow tank is formed at the upper end of the outer cylinder. The overflow outlet of the overflow tank is separated from the sewage inlet. The invention has the advantages of simple structure, low cost, convenient operation, low failure rate, high treatment efficiency and adjustable manufacture dimensions according to the production capacity of a user. |
