昇降路を昇降する乗りかごと、ロープを通じて前記乗りかごと繋がっている釣合重り装置と、前記ロープを通じて前記乗りかご及び前記釣合重り装置を駆動する巻上機と、を含むエレベータにおいて、前記釣合重り装置は、ブラケットをよって釣合重り枠の上枠に設けられ、回転平面が前記上枠の長さ方向との間に所定の角度を有し、前記ロープが巻き掛けられるプーリと、縦方向で分離可能な複数の部分カバーによって構成され、前記ブラケットに固定され、前記プーリの側面を覆う巻込防止カバーであって、水平投影が前記ブラケットの水平投影から外側に向かって突出する各部分カバーの横の端部に折曲部を有し、前記折曲部の水平投影が前記ブラケットの水平投影に近接する巻込防止カバーと、を備える、ことを特徴とするエレベータ。
An elevator including an elevator car that ascends and descends in a hoistway, a counterweight device linked to the elevator car by way of a rope, and a hoisting machine that drives the elevator car and the counterweight device by way of the rope, wherein the elevator is characterized in that the counterweight device is provided with: a pulley in which a rotary surface has a prescribed angle relative to the length direction of an upper frame, and on which the rope is wound about, the pulley being provided to the upper frame of a counterweight frame via a bracket; and an entanglement-preventing cover that is configured from a plurality of partial covers separable in the vertical direction, is secured to the bracket, and covers a side surface of the pulley, the entanglement-preventing cover having a bend part at an end part lateral to the partial covers such that a horizontal projection protrudes outward from a horizontal projection of the bracket, and being such that the horizontal projection of the bend part is adjacent to the horizontal projection of the bracket.
エレベータ
2020-01-23
Patent
Electronic Resource
Japanese
IPC: | B66B Aufzüge , ELEVATORS |