| 摘要 |
The invention relates to a beam-type load cell (1), comprising a loading section (1a) for absorbing a force (F), a fastening section (1b) for fastening the beam-type load cell in a hollow profile (2), and at least one strain sensor (3) that is arranged between the loading section (1a) and the fastening section (1b), wherein the fastening portion (1b) has at least one movable fastening element (6) having a clamping surface (A) that can be brought into pressing contact with the inner wall of the hollow profile (2), a moving device (7) is arranged between the loading section (1a) and the fastening section (1b) for pressing the fastening element (6) onto the inner wall of the hollow profile (2), the clamping surface (A) is adapted to the geometry of the inner wall of the hollow profile (2), and the size of the clamping surface (A) is at least 40 % of the surface that is the product of the internal periphery of the hollow profile (2) at the clamping point and the length (L) of the fastening element (6). |
