Kaplan turbine blade rotating speed monitoring device

• Main Authors: LIU QIAN, CHEN XIN, DAN-ZENG XILUO, LONG YUANYANG, JIREN HISAMUNE, CHEN ZHU, MA DAHAI, LUO CHENG, CHEN QIULIN, FU LINSHU
• Format: Patent
• Language: Chinese; English
• Published: 26.08.2022
• Subjects: INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT; MEASURING; MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION,OR SHOCK; PHYSICS; TESTING

The utility model discloses a Kaplan turbine blade rotating speed monitoring device, which relates to the technical field of monitoring equipment and comprises a positioning monitoring mechanism, the positioning monitoring mechanism comprises a fixed mounting plate, a clamping cylinder and a rotating speed sensor, and mounting positioning holes are uniformly formed in two sides of the surface of the fixed mounting plate. A clamping cylinder is arranged in the center of the surface of the fixed mounting plate, a rotating speed sensor is embedded in an inner cavity of the clamping cylinder, and a balance weight bearing part is arranged at the bottom end of the rotating speed sensor. According to the device, the rotating speed sensor is installed in an embedded mode, during installation, the fixed installation plate can be fixed to a top plate of the water turbine through bolts or screws, the blade is located above the rotating speed sensor all the time, the rotating speed sensor is used for monitoring the rotat