Mechanical deep hole detection device and detection method

• Main Authors: HAN YULONG, XING MINGXI, CHANG JIANFANG, ZHAO LIN, DONG XIN, CHENG WENJIE
• Format: Patent
• Language: Chinese; English
• Published: 15.12.2023
• Subjects: MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; PHYSICS; TESTING

The invention provides a mechanical deep hole detection device and method, belongs to the technical field of petroleum drill collar deep hole detection, and mainly solves the problem that a common measuring tool cannot detect deep holes in the prior art. Which comprises a detection unit, a moving unit and a data acquisition unit, and is characterized in that the detection unit comprises a sliding seat, a meter frame fixedly connected to the sliding seat, a measuring meter fixedly connected to the meter frame, a measuring rod and an illuminating lamp, the measuring rod is connected with the measuring meter, and the illuminating lamp is installed on the front upper portion of the measuring meter and fixedly connected with the measuring meter; the sliding seat is slidably connected with the guide rail; the other end of the guide rail is connected with the right bracket; the right support is fixedly connected to a guide rail positioning sleeve, the guide rail positioning sleeve is installed on a chuck, and the ch