Rail control jet interference test device based on rod balance and its installation and positioning method
A test device and jet flow technology, which is applied in the direction of measuring device, aerodynamic test, machine/structural component test, etc., to achieve the effect of improving installation positioning accuracy, improving test efficiency and reducing workload
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[0043] Such as figure 1 , figure 2 As shown, a rod balance 10 is installed on the central axis of the model 15 of the rod balance-based orbit control jet interference test device of the present invention to measure aerodynamic force, and the rod balance 10 and the model 15 are matched by a taper surface and a balance The tightening nut 12 is fixedly connected, and the rod balance 10 is fixed on the middle bracket of the hypersonic wind tunnel through the tail rod 5; The ring of chamber 1 is arranged around the rod balance 10, and there are annular gaps between the jet flow chamber 1 and the rod balance 10, and between the jet chamber 1 and the inner wall of the model 15; The chassis 3 and the jet flow chamber 1 are fixed on the fixed chassis 3 through the adjusting screw 2 uniformly distributed along the circumferential direction, and the adjustment screw 2 is adjusted so that the jet flow chamber 1 moves forward or backward along the central axis; the jet flow chamber 1 pas...
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