提升门 是借助弹簧平衡装置，利用小功率传动系统，沿墙体 垂直或转折提升。占左右空间小，上下启闭灵活，并设有安全保护装置，下降时 若遇有便立即停止或回到完全开启状态。工业门
The lift door is a spring balance device, using a small power transmission system, vertical or turning along the wall. Accounted for about 20%, the small space, by opening and closing a flexible, and is equipped with the safety protection device, decreased in case of immediately stop or go back to the fully open position.
门扇的 面材采用花铝板或钢板，两面由 专业设备冷压成异型密封企口，中间填充硬质聚氨酯，门扇两 端封套采用铆接，门扇宽度大于4300mm时，每块门 板横向增设一根加强筋与门板铆接。
The doors of the surface material with flowers aluminum or steel, both sides by professional equipment, cold pressed into shaped seal enterprises mouth, in the middle filled hard polyurethane, the doors at both ends of the envelope by riveting. The width of the door more than 4300 mm, each door plate transverse added a stiffeners and plate riveted.
1, accord with the design requirements of the lifting door products, from door, rail, motor drive part.
2, to enhance the door driving mode for electric hoist lifting door.
3, no matter what kind of lifting doors are made from the factory into a finished product, shipped to the site installation.