Method for monitoring axial force of foundation pit steel support by means of laser distance measuring sensor
A technology of laser distance measurement and steel support, which is applied in the test of basic structure, basic structure engineering, construction, etc. It can solve the problems of many factors affecting the monitoring accuracy, the accuracy is not easy to guarantee, and the installation requirements are high, so that the monitoring operation is simple and fast , reliable monitoring results and high monitoring efficiency
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[0023] The present invention will be further described below in conjunction with specific examples, but the protection scope of the present invention is not limited thereto.
[0024] Such as Figure 1-5 As shown, the present invention uses a laser ranging sensor to monitor the method for the axial force of the foundation pit steel support. The test device used includes a laser ranging sensor 3, a fixing device 2 and a steel backing plate 5, and the steel backing plate 5 is installed on the steel support of the foundation pit. 6, the steel backing plate 5 is provided with a reflector 4, which is welded to the steel backing plate as a point of the steel support deformation measuring line, and the reflector 4 is located on the opposite side of the fixing device 2, and the fixing device 2 and the steel backing The plate 5 is welded as a point of the steel support deformation measuring line. The bottom end of the laser ranging sensor 3 is provided with a threaded hole, and the end ...
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