Cooling bed waste heat recovery device

The utility model relates to the technical field of waste heat recovery, in particular to a cooling bed waste heat recovery device which improves the waste heat recovery effect of cooling bed equipment, improves the waste heat utilization rate and improves the practicability of the device. Comprising a base, a conveying device, a box body, a filtering device, a first water tank, a second water tank, a circulating device, multiple sets of U-shaped bent pipes, a baffle, a drainage valve and a water inlet valve, the conveying device is arranged on the left portion of the top end of the base, the input end of the conveying device is communicated with external cooling bed equipment, the box body is installed on the right portion of the top end of the base, and an air inlet is formed in the lower portion of the box body; the first water tank is installed at the bottom end of the inner side wall of the box body, the second water tank is installed at the top end of the inner side wall of the box body, the circulating