Dehydration matching device for coking residual sludge

The utility model discloses a dehydration matching device for coking residual sludge, which relates to the technical field of coking wastewater treatment and comprises a sludge dehydrator, a feed portof the sludge dehydrator is communicated with a mixed sludge well through a mixed sludge pump, and the mixed sludge well is connected with the bottom of a mixed sludge tank. A sludge outlet of the sludge dewatering machine extends into the dewatered sludge buffer tank, a gate plate is arranged at the bottom of the dewatered sludge buffer tank, an outlet in the lower end of the dewatered sludge buffer tank is connected with a feeding port of the spiral batcher, and a discharging port of the spiral batcher is located above the blended coal conveying belt; the water outlet of the sludge dewatering machine is connected with a separated sewage discharge pipe, and the outlet end of the separated sewage discharge pipe extends into the separated sewage tank. The utility model solves the problem of low dehydration matchin