Temporary control device for air shield dam

• Main Authors: ZHENG CHANGYING, YANG ZUWANG, SONG ZHIBIN, LIN FENG, HUANG WEIXIN
• Format: Patent
• Language: Chinese; English
• Published: 09.12.2022
• Subjects: FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING

The utility model belongs to auxiliary measures of an air shield dam, and particularly relates to a device for guaranteeing self-protection of a shield plate in the installation process of the air shield dam. A temporary control device for an air shield dam is characterized in that the temporary control device is composed of a movable air compressor, a manual butterfly valve, an exhaust valve and an air pipe, an air outlet of the movable air compressor is communicated with the air pipe through the manual butterfly valve, the air pipe is connected with a tee joint, and three connectors of the tee joint are communicated with the manual butterfly valve, the exhaust valve and an air bag air inlet pipe respectively. And an exhaust valve is connected in the exhaust pipe. Before an automatic opening and closing system of the air shield dam is formed, the movable air compressor is used for inflating the air bag, so that the lifting operation of the air shield dam is realized, and river water is intercepted. When dang