Furnace door automatic locking safety system and control method

• Main Authors: LI TUANJIE, FAN CHENGKUN, ZHU LONGHUA, YU HUAHAI, SONG XUEEN
• Format: Patent
• Language: Chinese; English
• Published: 10.05.2024
• Subjects: BLASTING; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; FURNACES; HEATING; KILNS; LIGHTING; MECHANICAL ENGINEERING; OVENS; RETORTS; WEAPONS

The invention discloses an automatic locking safety system for a furnace door and a control method, and belongs to the technical field of furnaces for heat treatment, the automatic locking safety system for the furnace door comprises a portal frame and a door leaf vertically installed on the portal frame in a sliding mode, and the door leaf is pulled by a traction mechanism to move up and down; a plurality of door leaf detection elements for detecting the current position of the door leaf are arranged on the portal frame at intervals up and down; a plurality of stopping modules are arranged on the portal frame at intervals up and down, each stopping module comprises two stopping devices which are oppositely arranged on the two sides of the portal frame respectively, each stopping device comprises a main static moving block, an active stopping block and a driving device for driving the active stopping block to move, and the main static blocks are fixed to the portal frame; when the door leaf descends, if the d