Testing device for vertical anti-uplifting test of spiral ground anchor and operation method of testing device
A technology of spiral ground anchor and testing device, which is applied in the testing of basic structures, construction, and basic structure engineering, etc., can solve the problems of inability to design for engineering, large error of test results, strong randomness of results, etc., so as to solve the problems of blindness and The effect of randomness, simple equipment, easy processing and transportation
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[0027] Example 1: Such as Figure 1~5 As shown, the test device above the ground pile head 1 of the spiral ground anchor consists of the central reaction beam of the reaction support 2, the support beam 3, the force transmission beam 4, the force transmission column 5, the support brace 6, the bottom support beam 7, and the fixed anchor Nail fixing hole 8, positioning beam 9, supporting top plate 10, continuous threaded rod 11, fixing nut 12, pressure sensor 13, jack 14, supporting pad 15, reference beam 16, reference beam column foot 17, and top of pile head connector The square steel plate 18, the displacement meter seat 19, the displacement meter 20, the support beam 21 at the bottom of the bracket, the four-corner perforation 22 of the pile head connection piece, the pile head connection piece steel tube 23 and the pile head connection bolt 24 are composed.
[0028] The reaction force system is constructed as follows: Two force transmission beams 4 and two support beams 3 are...
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