CRADLE FOR A SAFETY TESTING TOOL WHICH CAN SENSE CRACKS ON THE FLOOR OF AN APARTMENT HOUSE

摘要

PURPOSE: A cradle for a safety testing tool which can sense cracks on the floor of an apartment house is provided to protect a safety testing tool from external force applied on the safety testing tool.;CONSTITUTION: A cradle for a safety testing tool which can sense cracks on the floor of an apartment house comprises a cradle body(100), a crack detecting unit(200), a beam sagging detecting unit(300), a water supply tank(400), a solenoid valve(500), a water pump(600), a heater(700), and a control unit. The cradle body comprises a coupling ring(110) and an extension part(120). The crack detecting unit comprises an outer cap(210), an inner cap(220), a spring, and an input/output terminal. The beam sagging detecting unit comprises a fixed bracket(310), a measuring cylinder(320), a movement preventing body(330), a connection pipe(340), and a pressure sensor(350). The water supply tank comprises a water pipe(410) and stores water. The solenoid valve opens and closes the inside of the water pipe. A water pump is installed in the water pipe. The heater is installed in the measuring cylinder and the connection pipe. The control unit measures the twisting and deformation of a beam structure.;COPYRIGHT KIPO 2011