| 摘要 |
PURPOSE: A sludge dewatering treatment equipment is provided, which can dewater sludge free from the sort of sludge effectively in a short time, slough off sludge cake attached on the filter cloth automatically and wash the filter cloth, so that the operation is easy and the system can save maintenance cost. CONSTITUTION: The system comprises the followings: (i) a sludge dewatering equipment (1) that has an upper chamber (130) and down chamber (140); (ii) an upper chamber (130) that has a sludge inlet (110) and an air inlet (120) at the both side top, an air chamber (160) set outside the upper chamber (130) for injecting high pressure air to the upper chamber (130) and a cylinder (150) for lifting the upper chamber (130); (iii) a down chamber (140) that has a drain fan (250) and a drain hole (260) at the bottom for receiving and draining the dewatered water; and (iv) a filter cloth (210) that is driven by a driven roller (221) and moves between the upper chamber (130) and the down chamber (140), an air injecting nozzle (230) at an end of side for sloughing off sludge cake from the filter cloth (210) and a water spraying nozzle (240) at the other side for washing the filter cloth (210).
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