Self-positioning detachable concrete durability test stress loading device
A technology of durability testing and stress loading, which is applied to measuring devices, using stable tension/pressure to test the strength and strength characteristics of materials, etc. Convenience, reduced stress relaxation, easy to grasp effect
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[0034] The self-positioning detachable concrete durability test stress loading device of the present invention is composed of a stress loading fixture 1, a positioning fixture 2 and a stress measurement and control fixture 3 to form a detachable structure with a self-positioning function. Below in conjunction with accompanying drawing, the connection mode of each component of the present invention and its function are described as follows:
[0035] see Figure 1A and figure 2 As shown, the stress loading fixture 1 includes two columns 4 , a lower pressure plate 5 , a middle pressure plate 6 , an upper pressure plate 7 , a plurality of rollers 8 and two springs 9 for applying constant stress to the concrete specimen 11 . Among them, the lower end of each column 4 and the two sides of the lower pressure plate 5 are provided with matching threads and screw holes, and the two are connected with screws and fixed with nuts 10; The pressure plate 6, the spring 9 and the upper press...
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