Furnace door structure for tubular coating equipment and coating equipment

The utility model discloses a furnace door structure for tubular coating equipment, which comprises a furnace door, a flow uniformizing plate and a spacer bush, the flow uniformizing plate is connected with the inner wall of the furnace door through the spacer bush, a space is reserved between the inner wall of the furnace door and the flow uniformizing plate, and a plurality of through holes are arranged on the flow uniformizing plate. The utility model further discloses coating equipment which comprises a furnace tube, and the furnace door structure for the tubular coating equipment is mounted at a furnace opening of the furnace tube. The coating device has the advantages of simple structure, lower cost, capability of improving the coating uniformity and reducing the coating efficiency difference in the furnace tube, and the like. 本实用新型公开了一种用于管式镀膜设备的炉门结构，包括炉门、匀流板和隔套，匀流板通过隔套与炉门的内壁相连，炉门的内壁和匀流板之间存在间距，匀流板上开设有多个通孔。本实用新型还公开了一种镀膜设备，包括炉管，炉管的炉口处安装有如上所述的用于管式镀膜设备的炉门结构。本实用新型具有结构简单、成本更低、能提升镀膜均匀性、减少炉管内镀膜效率差异等优点。