Blue oil test device for sealing surface of parallel gate valve

The utility model belongs to the technical field of nuclear power station maintenance, and particularly relates to a blue oil test device for a sealing surface of a parallel gate valve. The guide device comprises a guide ring and locking screws, a guide groove is formed in the guide ring, and the locking screws are symmetrically installed on the guide ring with the guide groove as the center. According to the utility model, the problems of incapability of centering, trouble waste, labor waste and low maintenance quality during the blue oil test of the double-parallel gate valve can be solved. 本实用新型属于核电站维修技术领域，具体涉及一种用于平行闸板阀密封面蓝油试验装置。本实用新型包括导向环、锁紧螺钉，导向环上开有导向槽，锁紧螺钉以导向槽为中心，对称的安装在导向环上。本实用新型能够解决双平行闸板阀蓝油试验时面临的无法对中，费事费力，维修质量不高的问题。