Water conservancy flood prevention alarm device

• Main Authors: YANG HUAN, CHEN YUN, WANG HONGZHOU, MA XUEMING, ZHEN GUANGFENG
• Format: Patent
• Language: Chinese; English
• Published: 19.05.2020
• Subjects: ALARM SYSTEMS; MEASURING; MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL; METERING BY VOLUME; ORDER TELEGRAPHS; PHYSICS; SIGNALLING; SIGNALLING OR CALLING SYSTEMS; TESTING

The utility model discloses a water conservancy flood prevention alarm device. Bottom plate, a support is fixedly connected to the top end of the bottom plate. A plurality of supporting rods fixedly connected with the bottom plate are arranged in the support. The top end of the supporting rod is fixedly connected with a shell. A foam block is arranged in the shell; a cylinder is inserted into themiddle of the top of the shell; a movable rod is inserted into the cylinder; the movable rod extends out of the cylinder; a fixed plate is arranged at the top end of the foam block, the top end of thefixed plate is fixedly connected with the bottom end of the movable rod, telescopic rods are fixedly connected to the four corners of the top end of the support, a carrying plate is fixedly connectedto the top ends of the telescopic rods, an alarm is fixedly connected to the top end of the carrying plate, and a microswitch is fixedly connected to the bottom end of the carrying plate. The water level rises to drive the foa