Sludge conditioning device

The utility model provides a sludge conditioning device which comprises an ozone generator, a first vacuum pump, a second vacuum pump, a first sludge transfer pump, a second sludge transfer pump, a first group of pools, a second group of pools, a third group of pools, an aeration disc, a sludge input port, a sludge conveying pump and an ozone purification device, the vacuum pump realizes micro-negative pressure, the ozone generator synchronously generates ozone to enter the third group of water tanks, the vacuum pump is synchronously started under the condition that the pressure of the micro-negative pressure is ensured to be certain, redundant gas is pumped and supplied to the second group of water tanks, and gas rich in ozone is in contact with sludge through aeration in the second group of water tanks for conditioning; the flow is synchronously adopted, the first group or even multiple groups of pools are carried out, and the ozone concentration in excess gas can be gradually reduced; and ozone is fully ut