| 摘要 |
FIELD: oil and gas industry.SUBSTANCE: elevator includes a housing and a locking mechanism. The housing consists of two semi-housings with handles welded to them, a segment and two axes attaching the segment to the semi-housings. The locking mechanism includes the following structural members: a "?"-shaped clamp with a handle welded to it, a protective plate, a locking spring for fixation of the clamp in the closed position, an axis, a latch made in the form of a frame with a locking tooth, and a latch fastening spring.EFFECT: enlarging the range of the tubes retained with the elevator, increasing safety, reliability, service life, manufacturability and ergonomics of the elevator.6 dwg |
