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    • 1. 发明公开
    • Operational brake of an elevator, and an elevator
    • Betriebsbremse eines Aufzugs sowie ein Aufzug
    • EP2789567A1
    • 2014-10-15
    • EP14161545.0
    • 2014-03-25
    • Kone Corporation
    • Vlasov, TimoSaarelainen, AnttiKantanen, Kaisa
    • B66D5/04F16D49/00
    • F16D69/04B66D5/04F16D49/00F16D2121/20F16D2200/0021F16D2200/003
    • The aim of the invention is to reduce the operating malfunctions of an operational brake caused by bending that is the result of the thermal expansion of the brake shoe of the operational brake of an elevator. The operational brake (2) of an elevator comprises a frame part (32), a disc (27) of the brake, said disc being arranged at the end of an air gap and being movable with respect to the frame part (32) by means of a guide arm (24), and a brake shoe (20) fixed to the disc (27). The brake shoe (20) is supported on the disc (27) by means of a protrusion (23) that is shorter than the brake shoe (20), which protrusion is arranged in a recess (34) in the disc (27) in such a way that the thermal expansion occurring in an operating situation of the brake shoe (20) is displaced into the disc (27) primarily from the protrusion (27) at the point of the recess (34).
    • 本发明的目的是减少由于电梯的操作制动器的制动蹄的热膨胀引起的由弯曲引起的操作制动器的操作故障。 电梯的操作制动器(2)包括框架部分(32),制动器的盘(27),所述盘布置在气隙的端部处,并且可相对于框架部分(32)可移动 导向臂(24)的装置和固定到盘(27)的制动蹄(20)。 制动蹄(20)通过比制动蹄(20)短的突起(23)支撑在盘(27)上,该突起被布置在盘(27)中的凹部(34)中 使得在凹部(34)的位置处主要从突起(27)移动到制动蹄(20)的操作状态中发生的热膨胀的方式。
    • 4. 发明公开
    • Braking device, particularly for braking the descent of a life-boat
    • 制动装置,特别是用于制动救生艇的向下运动
    • EP0875448A3
    • 1999-12-22
    • EP98107306.7
    • 1998-04-22
    • Gambini, Angelo
    • Gambini, Angelo
    • B63B23/42B66D5/04B66D5/14
    • B66D5/04B63B23/42B66D5/14
    • A braking device, in particular for braking the descent of a life-boat when lowered from a ship, of the type comprising a pair of braking discs (2, 9), of which a first disc (2) is connected to a fixed member (1) and the other (9) is connected to a rotating member to be braked, for example a winch, and brake means (13, 24; 23) arranged to urge the discs one against the other so as to brake said rotating member. The brake means comprise static braking means (13, 24) arranged to exert a constant thrust on the discs such as to maintain them in mutual contact and maintain the rotating member braked, means (17; 28) for at least partly counteracting the action of the static braking means and enabling the discs to be separated when it is required to enable the braking member to rotate, and dynamic braking means connected to the rotating member and comprising a loose mass (23) arranged to exert, by centrifugal effect, a thrust on the discs proportional to the rotational speed of said rotating member such as to bring the discs into mutual contact and brake the rotating member, cooling means (18, 19) being provided at least for the braking discs (2, 9).
    • 8. 发明公开
    • Braking device, particularly for braking the descent of a life-boat
    • Bremsvorrichtung,insbesondere zum Bremsen derAbwärtsbewegungeines Rettungsboote
    • EP0875448A2
    • 1998-11-04
    • EP98107306.7
    • 1998-04-22
    • Gambini, Angelo
    • Gambini, Angelo
    • B63B23/42B66D5/04B66D5/14
    • B66D5/04B63B23/42B66D5/14
    • A braking device, in particular for braking the descent of a life-boat when lowered from a ship, of the type comprising a pair of braking discs (2, 9), of which a first disc (2) is connected to a fixed member (1) and the other (9) is connected to a rotating member to be braked, for example a winch, and brake means (13, 24; 23) arranged to urge the discs one against the other so as to brake said rotating member. The brake means comprise static braking means (13, 24) arranged to exert a constant thrust on the discs such as to maintain them in mutual contact and maintain the rotating member braked, means (17; 28) for at least partly counteracting the action of the static braking means and enabling the discs to be separated when it is required to enable the braking member to rotate, and dynamic braking means connected to the rotating member and comprising a loose mass (23) arranged to exert, by centrifugal effect, a thrust on the discs proportional to the rotational speed of said rotating member such as to bring the discs into mutual contact and brake the rotating member, cooling means (18, 19) being provided at least for the braking discs (2, 9).
    • 一种制动装置,特别是用于当从船舶下降时制动救生艇的下降,包括一对制动盘(2,9),其中第一盘(2)连接到固定构件 (1),另一个(9)连接到要制动的旋转构件,例如绞盘,以及制动装置(13,24; 23),其布置成将盘一个推动到另一个上,以便制动所述旋转构件 。 制动装置包括静止制动装置(13,24),其被布置成在盘上施加恒定的推力,以保持它们相互接触并保持旋转构件的制动,装置(17; 28)用于至少部分抵消 静态制动装置,并且当需要使制动构件旋转时能够使盘分离;动态制动装置连接到旋转构件,并且包括松散质量块(23),其布置成通过离心效应施加推力 在与所述旋转构件的旋转速度成比例的盘上,使得盘相互接触并制动旋转构件,冷却装置(18,19)至少设置在制动盘(2,9)上。
    • 9. 发明公开
    • CATCHING AND BRAKING DEVICE FOR LIFTS
    • 防抱死制动或设备升降机
    • EP0848686A1
    • 1998-06-24
    • EP96930472.0
    • 1996-09-05
    • Swedman, Rolf Vilhelm
    • Swedman, Rolf Vilhelm
    • B66B5B66D5
    • B66D5/04B66B5/04B66B5/18B66D5/14
    • A clamping or braking device for lifts having a rotatable input element (15') which is directly or indirectly actuated by an actuating member (12') extending along the trajectory of the lift car (11') or the like. The input element (15') is directly or indirectly connected with a centrifugal governor (23'), which in response to the input element exceeding a predetermined angular speed connects the latter element with an actuating screw (29'), which thus is caused to rotate by the input element (15'). A flanged nut (32') is disposed on said element. The flank of the flanged nut (32') abuts against a spring means (34') acting against a brake-disc (33') which in braking situations directly or indirectly counteracts or arrests the rotation of the input element (15') and thus brakes the lift car or the like. In accordance with the invention, the flanged nut (32') is prevented from rotating by the provision in the device of a blocking device (40', 41') arranged to determine the length of travel of said flanged nut (32') along the actuating screw (29') before the flanged nut (32') is released and continued tightening of the spring mechanism (34') ceases.
    • 10. 发明公开
    • PREVENT-SLIDING DRIVE MACHINE FOR ELEVATOR
    • 电梯的防滑驱动机器
    • EP0785161A1
    • 1997-07-23
    • EP94924687.0
    • 1994-08-23
    • Zhong, Jianyuan
    • ZHONG, JianyuanZHONG, Lei
    • B66B11/04
    • B66B5/044B66D5/04
    • An elevator drive machine includes a speed reduction unit, a driving sheave, and the first and the second driven sheaves formed over the driving sheave and arranged a triangle with the driving sheave. Each of the sheave has ratchet on its periphery, a pawl mechanism is mounted near the sheave. A speed limiter which includes a centrifugal speed limiter engaging with the gear of the first driven sheave and a three-branch lever, is provided on the side of driving sheave and the first driven sheave. When the dropping speed of the cab overruns the given speed, the three-branch lever moves so as to make the ratchet engage with the pawl, thus braking the driving sheave and the first driven sheave, quickly increasing the friction force of driving rope and immediately stopping the cab. It can prevent the rope from sliding on the sheaves, and has advantages of compact construction and low cost.
    • 本发明提供一种电梯驱动装置,其具有减速部,驱动绳轮以及形成在该驱动绳轮上且与该驱动绳轮成三角形的第一以及第二从动槽轮。 每个滑轮的周边都有棘轮,棘轮机构安装在滑轮附近。 包括与第一从动滑轮的齿轮啮合的离心式限速器和三分支杆的限速器设置在驱动滑轮和第一从动滑轮的侧面上。 当驾驶室的下降速度超过给定速度时,三分支杆移动以使棘轮与爪接合,从而制动主动轮和第一从动轮,快速增加主动绳的摩擦力,并立即 停止驾驶室。 它可以防止绳索在滑轮上滑动,并且具有结构紧凑和成本低的优点。