Sensor for identifying tubing coupling
A sensor and hall sensor technology, applied in the field of sensors for identifying oil pipe couplings, to achieve accurate and reliable test results, ensure stability, and strong signal anti-interference ability
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[0024] refer to Figure 1 to Figure 4 , this embodiment provides a sensor for identifying oil pipe couplings, including a mounting base 2 that is circumferentially sleeved and fixed with a limit sleeve 1, the mounting base 2 is a cylindrical structure made of non-magnetic steel, and the limit sleeve 1 is a circular ring that is tightly sleeved and fixed on the outer surface of the installation base 2. The middle part of the installation base 2 has a hole and a built-in sensor mounting seat 7. Four Hall sensors are fixed on the sensor mounting seat 7 at equal intervals along the circumferential direction. 6. The outer side of the installation base 2 is provided with four grooves 21 in one-to-one correspondence with the Hall sensor 6 along the circumferential direction, and each groove 21 is correspondingly equipped with a movable switch 3, and one end of the movable switch 3 Through the limiting sleeve 1 and extending to the outside of the limiting sleeve 1, the other end of th...
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