Waste gas treatment device in water-based paint production

• Main Authors: XUAN HONGXING, LI GUIFANG, QU ZHONGYING
• Format: Patent
• Language: Chinese; English
• Published: 12.08.2022
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model discloses a waste gas treatment device in water paint production, which comprises a combustion furnace, an SNCR (selective non-catalytic reduction) denitration device is arranged at a discharge port of the combustion furnace, a discharge port of the SNCR denitration device is sequentially communicated with a water pipe type boiler, a quench tower, an induced draft fan, a spray absorption tower, a drying tower and a chimney through pipelines, and a discharge port of the former is communicated with a feed port of the latter; a feed port of the combustion furnace is respectively communicated with a waste gas feed pipe, an air feed pipe and a combustion-supporting device, an atomization device is arranged at the top of the quench tower, and the atomization device is communicated with a tap water pipe and a compressed air pipe; the spraying absorption tower is communicated with an alkali liquor pool through a circulating pump; a drying frame is arranged in the drying tower and is sequentially pro