Environment-friendly energy-saving waste heat recovery device

The utility model discloses an environment-friendly and energy-saving waste heat recovery device, and relates to the technical field of waste heat recovery. Comprising a plurality of supporting legs, a heat preservation water storage barrel is fixedly connected between the supporting legs, the top of the heat preservation water storage barrel is communicated with a water inlet pipe, the bottom of the heat preservation water storage barrel is communicated with a water outlet valve pipe, the outer wall of one end of the heat preservation water storage barrel is fixedly connected with a bracket, and the inner side of one end of the bracket is fixedly connected with a high-temperature waste gas filtering mechanism. According to the high-temperature waste gas purifying and exhausting device, the high-temperature waste gas filtering mechanism and the purifying and exhausting mechanism are arranged to work in a matched mode, high-temperature waste gas enters the high-temperature waste gas filtering mechanism to remo