On-site retrieved member steel bar and concrete bonding property press-in testing device

2013 
The utility model discloses an on-site retrieved member steel bar and concrete bonding property press-in testing device comprising an outer frame, a hydraulic jack, a probe, a test piece, a load sensor, a steel bar displacement measuring device and a control device, wherein the test piece is fixed on a floor beam of the outer frame; a sliding chute is formed at the bottom of an upper beam of the outer frame; the hydraulic jack is arranged in the sliding chute; one end of the probe is connected with a transmission shaft of the hydraulic jack, and the other end of the probe is in contact with a steel bar in the test piece; the diameter of the probe is smaller than that of the steel bar; and the control device is connected with the load sensor and the steel bar displacement measuring device. The on-site retrieved member steel bar and concrete bonding property press-in testing device can be used for testing the bonding property of the steel bar and concrete under the condition that the steel bar is not exposed outside; in addition, the probe is very convenient and accurate in location; and the on-site retrieved member steel bar and concrete bonding property press-in testing device is simple in structure, convenient to disassemble and few in required materials and instruments.
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