Double-working-condition guide vane positioning device for small through-flow turbine

The double-working-condition guide vane positioning device comprises an adjusting plate, a movable guide vane is connected to the plate face of the adjusting plate in a clamped mode, the end, penetrating through the adjusting plate, of the movable guide vane is connected with a guide vane gland, and the guide vane gland is connected with a guide vane shell through a plurality of fixing bolts. The end, away from the movable guide vane, of the adjusting plate is connected with a control ring through a connecting mechanism, and a control ring fixing unit is connected with the guide vane shell. According to the guide vane positioning device, the guide vane positioning and angle re-checking work is greatly facilitated, the reliability of the guide vane positioning work is ensured, and on the basis of not changing the original machining precision, the material consumption is low, the installation is simple, and the maintenance is facilitated. 本实用新型公开了用于小型贯流式水轮机双工况导叶定位装置，包括调节板，调节板的板面卡接有活动导叶，活动导叶穿过调节板的端部连接有导叶压盖，导叶压盖通