Exhaust purification device for BOPA (Biaxially Oriented Polyamide) film production

• Main Authors: ZHAO QIANG, LIU HAIBIAO, MA JIQING
• Format: Patent
• Language: Chinese; English
• Published: 20.12.2022
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model discloses an exhaust purification device for BOPA film production, which relates to the field of BOPA films and comprises a treatment box, two groups of clamping plates are fixedly mounted at the bottom end of the inside of the treatment box close to the middle position, a filter plate is inserted between the two groups of clamping plates, and vertical plates are connected to two sides of the filter plate. A fixing mechanism is arranged between one side of the vertical plate and the inner side wall of the treatment box, cleaning mechanisms are arranged at the positions, close to the upper end, of the two inner side walls of the treatment box, the fixing mechanism comprises square blocks and a fixing block, a clamping plate is arranged between the two sets of square blocks, and an inserting groove is formed in the end, away from the square blocks, of the outer side face of the clamping plate in a penetrating mode; connecting shafts are installed between the two side faces of the clamping plat