A waste heat recovery device for a coating line oven

Abstract

The utility model discloses a kind of waste heat recovery devices of coating production line oven, it is related to lithium ion battery coating production equipment technical field, including fresh air inlet pipe, outer exhaust pipe, coarse air inlet pipe and three-way pipe, the upper end of the fresh air inlet pipe is connected with the air inlet of oven, its lower end is connected with the upper end interface of three-way pipe by adapter, one end of the coarse air inlet pipe is connected with the right end interface of three-way pipe, and the other end is used to inhale workshop ambient air;The upper end of outer exhaust pipe is connected with the air outlet of oven, and the other end enters by the left end interface of three-way pipe and is connected with inner exhaust pipe, the structure design of the utility model is passed in coarse air inlet pipe by inner exhaust pipe, 60-95 ℃ humid heat exhaust gas of outside exhaust and inhaled 15-40 ℃ workshop ambient fresh air form direct heat exchange, can be in advance 10-20 ℃ to promote fresh air temperature, effectively recover the waste gas heat originally directly exhausted, to greatly reduce the energy consumption of subsequent electric heating unit, effectively realize energy recycling.

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