Device for rapidly testing speed of variation of water level in water leakage cofferdam and a testing method of device

• Main Authors: BAN ZHENG, HE JIANQIAO, PENG YITI, LIN GUANGTAI, ZHAI SHAOLEI, WANG YUQING, BAN GUISHENG, ZENG MINGZHI, JI YE, LU YI, JIANG YANBO, LI CAIXIA, ZHOU XIAOBING, YE ZHIQUAN, WANG JIANJUN, ZHENG JIAN, WENG YILING, YUAN ZHENG, WANG FENG
• Format: Patent
• Language: Chinese; English
• Published: 26.10.2018
• Subjects: MEASURING; MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL; METERING BY VOLUME; PHYSICS; TESTING

The invention discloses a device for rapidly testing the speed of variation of a water level in a water leakage cofferdam and a testing method of the device, and relates to the technical field of water level observation and measurement. The device for rapidly testing the speed of variation of the water level in the water leakage cofferdam comprises a fixing rack, a buoy, a displacement sensor anda displacement data acquiring system, wherein the buoy comprises a floating plate and a cylinder; the floating plate is movably inserted in the cylinder and slides along the inner wall of the cylinder; the cylinder is fixedly arranged on the bottom of the fixing rack; the displacement sensor comprises a sensor body and a telescopic body; the sensor body is mounted on the fixing rack; the telescopic rod is movably clamped in the sensor body and slides along the inner wall of the sensor body; the end, which is away from the sensor body, of the telescopic rod is abutted to the floating plate; andthe end, which is away fr