Quenching mixer

The utility model relates to the technical field of quenching mixers, in particular to a quenching mixer which comprises a coaming and a cooling block, the cooling block is fixedly mounted in the coaming, heat insulation blocks are arranged at the bottom end and the top end of the cooling block, and multiple sets of air inlets and air outlets penetrate through the two heat insulation blocks and communicate with the cooling block. A ventilation groove is communicated between each group of air inlet holes and air outlet holes, the ventilation holes are formed in the cooling block, a first cooling groove and a second cooling groove are formed in the cooling block, and a first liquid inlet hole, a first liquid outlet hole, a second liquid inlet hole and a second liquid outlet hole penetrate through the surrounding plate and the cooling block and are communicated with the first cooling groove and the second cooling groove; according to the quenching mixer, the contact time of high-temperature material flow and the