Bridge displacement measurement system and expansion joint width measurement method
A displacement measurement and width measurement technology, applied in the direction of photo interpretation, etc., can solve the problems of poor reliability and flexibility of manual detection, safety risks of high-altitude operations, and inability to realize real-time measurement, and achieve real-time efficient measurement, low cost, and improved accuracy. sexual effect
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[0012] A bridge displacement measurement system and expansion joint width measurement method, including a beam body 2 laid on a bridge pier 1, the innovation is that an ultrasonic reflection plate 3 is arranged on the surface of the beam body 2, and a mounting frame 6 is fixed on the bridge pier; the mounting frame 6 is provided with an ultrasonic probe 4 , the emission area of the ultrasonic probe 4 is opposite to the reflection area of the ultrasonic reflection plate 3 , and the ultrasonic probe 4 adopts an ultrasonic sensor integrating transceiver.
[0013] Further, the ultrasonic probe 4 is powered by a solar panel 5, and the solar panel is arranged on the bridge body.
[0014] A bridge displacement measurement system and an expansion joint width measurement method, the method mainly includes the following steps:
[0015] Step 11. Using a vision system composed of high-speed area array cameras, high-speed image acquisition is performed on the surface of the expansion j...
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