Waste heat boiler for producing calcined coke

The utility model relates to the technical field of boilers for calcined coke production, and discloses a waste heat boiler for calcined coke production, which comprises a water tank, one end of a water pumping pipe is fixedly connected to the top of the water tank, a water pump is fixedly connected to the outer side wall of the water tank, and the other end of the water pumping pipe is fixedly connected to the input end of the water pump. A water conveying pipe is arranged at the output end of the water pump, a first heat absorption box is fixedly connected to the other end of the water conveying pipe, a curved pipe is fixedly connected to the interior of the first heat absorption box, a baffle is arranged in the first heat absorption box, a smoke conveying opening is formed in the bottom of the first heat absorption box, and a smoke exhaust opening is formed in the top of the first heat absorption box. According to the waste gas heat absorption device, through cooperation of the first heat absorption box, t