WO2017037777A1 - Treuil d'ascenseur et ascenseur - Google Patents

Treuil d'ascenseur et ascenseur Download PDF

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Publication number
WO2017037777A1
WO2017037777A1 PCT/JP2015/074407 JP2015074407W WO2017037777A1 WO 2017037777 A1 WO2017037777 A1 WO 2017037777A1 JP 2015074407 W JP2015074407 W JP 2015074407W WO 2017037777 A1 WO2017037777 A1 WO 2017037777A1
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WO
WIPO (PCT)
Prior art keywords
brake
support shaft
hoisting machine
sheave
elevator
Prior art date
Application number
PCT/JP2015/074407
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English (en)
Japanese (ja)
Inventor
松本　達也
尚文 尾方
Original Assignee
株式会社日立製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to PCT/JP2015/074407 priority Critical patent/WO2017037777A1/fr
Priority to KR1020187002251A priority patent/KR101954585B1/ko
Priority to CN201580081931.1A priority patent/CN107848761B/zh
Priority to JP2017537047A priority patent/JP6405053B2/ja
Publication of WO2017037777A1 publication Critical patent/WO2017037777A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/04—Driving gear ; Details thereof, e.g. seals
    • B66B11/08—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
    • F16D65/092—Bands, shoes or pads; Pivots or supporting members therefor for axially-engaging brakes, e.g. disc brakes

Definitions

  • the present invention relates to an elevator hoist and an elevator.
  • a machine room for storing machinery such as an elevator hoist (hereinafter abbreviated as hoist) is not provided in the upper part of the hoistway for the purpose of suppressing the height of the building. Therefore, so-called machine room-less elevator devices in which machinery is provided in a hoistway are widespread.
  • Patent Document 1 discloses that “a rotor block of an electric motor, a driving sheave for hoisting a hoisting rope, and a braking disk of a disc brake are integrated to form a rotating body block.
  • the rotating body block is rotated by a magnetic force acting between the stator and rotor of the electric motor provided in the block, and the rotation of the rotating body block is stopped by pressing the friction material of the disk brake against the side surface of the braking disk.
  • FIG. 8A is an external view (left side view) of the hoisting machine 110 according to a comparative example with the present invention as viewed from the side opposite to the side on which the sheave 114 is provided.
  • FIG. 8B is an external view (front view) of a hoisting machine 110 according to a comparative example with the present invention as seen from the front.
  • FIG. 8C is an external view (right side view) of the hoisting machine 110 according to a comparative example with the present invention viewed from the sheave 114 side.
  • the hoisting machine 110 shown in FIGS. 8A to 8C is fixed to a machine room or a pit inner wall of a hoistway, and is used for hoisting a hoisting rope linked to an elevator car by a predetermined operation.
  • the hoisting machine 110 includes a housing 101, a sheave 114 that is rotatably attached to the housing 101 and on which a hoisting rope is wound, a brake disk 126 that is provided integrally with the sheave 114 and rotates, and a brake And an electromagnetic brake device 115 that brakes the disk 126.
  • the electromagnetic brake device 115 is fixed to the housing 101 via a large support bracket 147 that encloses the electromagnetic brake device 115.
  • FIG. 9 is an enlarged plan view of a main part of the electromagnetic brake device 115 shown in FIG. 8A viewed from the IX direction.
  • the brake 115 is supported by a support shaft 137 so as to be movable in the axial direction of the support shaft 137, and the support shaft 137 is supported at both ends by a support bracket 147.
  • the conventional hoisting machine is composed of a so-called outer rotor type electric motor, a large braking force is required when braking the rotor portion. For this reason, in order to ensure a predetermined amount of braking force applied to the brake disc, two electromagnetic brake devices 115 independent of the brake disc 126 are provided.
  • the support bracket that supports the electromagnetic brake device needs to secure sufficient strength against the excessive torque during emergency braking that the electromagnetic brake device receives, and the support bracket is supported in order to hold the support shaft stably. Since both ends of the shaft are fixed to the support bracket 147, the shaft is heavy and large. Therefore, in order to reduce the size and weight of the hoisting machine, it is necessary to improve the mounting structure for mounting the electromagnetic brake device to the housing. In addition, reduction in size and weight of the hoisting machine is also demanded from the viewpoint of workability during construction of the elevator apparatus.
  • An object of the present invention is to reduce the weight and overall size of an elevator hoist.
  • a housing a sheave rotatably attached to the housing and wrapped with a rope, and a brake disk that is provided integrally with the sheave and rotates.
  • An elevator hoisting machine including an electromagnetic brake device that brakes the brake disc, wherein the electromagnetic brake device includes a pair of brake shoes that brake the brake disc and one of the pair of brake shoes.
  • the shaft member includes a support shaft that is inserted into the electromagnetic brake device and cantilever-supports the electromagnetic brake device so as to be movable in the axial direction, and a flange provided on one end side of the support shaft. The stopper and the floating device are attached to the flange.
  • FIG. 3A It is the top view which looked at the electromagnetic brake device 15 shown to FIG. 3A from the IIIC direction. It is a figure which shows the state at the time of the brake braking of the electromagnetic brake device 15 shown to FIG. 3A. It is a figure which shows the state at the time of the brake release of the electromagnetic brake device 15 shown to FIG. 3A. It is a rear view of the hoisting machine 10 which concerns on the Example of this invention, and is a figure which shows the form at the time of brake maintenance. It is a schematic diagram which shows the outline
  • FIG. 7 is a schematic diagram showing an outline of an elevator apparatus 70 to which the hoisting machine 10 according to the present invention is applied.
  • a machine room-less elevator device in which machinery is provided in a hoistway will be described as an example.
  • the hoisting machine 10 to which the present invention is applied can also be used for an elevator apparatus in which a machine room is arranged.
  • a car 61, a counterweight 62 and a hoisting machine 10 are arranged inside the hoistway 60.
  • the hoisting machine 10 is disposed in a gap between the wall surface of the hoistway 60 and the car 61.
  • One end of the rope 63 wound around the sheave 14 is connected to the ceiling 60 a via a pulley 64 a provided on the ceiling 60 a of the hoistway 60 and pulleys 65 a and 65 b provided on the lower portion of the car 61.
  • the other end of the rope 63 is connected to the ceiling 60a via a pulley 64b provided on the ceiling 60a and a pulley 66 provided on the counterweight 62.
  • the elevator device 70 moves the car 61 up and down in the hoistway 60 by operating the rope 63 with the sheave 14 of the hoisting machine 10. That is, by operating the rope 63 connected to the car 61 with the sheave 14, the car 61 moves up and down.
  • a control device 67 for controlling the hoisting machine 10 is provided.
  • FIG. 1A is an external view (left side view) of the hoist according to the embodiment of the present invention as viewed from the side opposite to the side where the sheave is provided.
  • FIG. 1B is an external view (front view) of the hoist according to the embodiment of the present invention as seen from the front.
  • FIG. 1C is an external view (right side view) of the hoist according to the embodiment of the present invention viewed from the sheave side.
  • FIG. 2 is a sectional view of the hoist shown in FIG. 1C taken along the line II-II.
  • a hoisting machine 10 includes a housing 1, a sheave 14 that is rotatably attached to the housing 1 and on which a rope is wound, and a brake disk that is provided integrally with the sheave 14 and rotates. 26 and the electromagnetic brake device 15 that brakes the brake disc 26 are mainly provided.
  • the housing 1 has an annular storage recess 21 formed on the front side, and a bottomed cylindrical support wall 17 projects from the tip of the boss 16 left in the center of the storage recess 21.
  • a shaft hole 18 is formed at the axial center position of the support wall 17 and the boss portion 16 so as to penetrate the housing 1.
  • a main shaft 19 is fixed to the shaft hole 18.
  • a stator 22 of the electric motor 7 is attached to the inner peripheral side surface of the storage recess 21 (the outer peripheral wall surface of the support wall 17).
  • the stator 22 has a winding and continuously changes the magnetic field by energization.
  • the side on which the sheave 14 is provided is defined as the front side
  • the side opposite to the side on which the sheave 14 is provided is defined as the rear side or the back side.
  • the sheave 14 and the brake disk 26 constitute the rotating body block 2 together.
  • the rotating body block 2 has a substantially disk shape as a whole, and its shaft center portion (center portion) is supported by the main shaft 19 via a bearing 23 and its outer peripheral edge portion is constituted by a brake disk 26. Yes.
  • a rotor 31 of the electric motor 7 extends along the axial direction of the main shaft 19 on one side surface (rear surface or rear surface) of the rotating body block 2.
  • a sheave 14 for winding up the hoisting rope is fixed to the other side surface (front surface) of the rotating body block 2 with a bolt or the like (not shown).
  • the rotor 31 of the electric motor 7 includes a cylindrical wall 24 formed integrally with the rotating body block 2 and a permanent magnet 25 fixed to the inner peripheral wall surface of the cylindrical wall 24.
  • the rotor 31 is inserted into the housing recess 21 of the housing 1, and the magnetic action surfaces of the rotor 31 and the stator 22 are opposed to each other in the radial direction with an air gap interposed therebetween.
  • An electromagnetic brake device 15 is provided on the top of the housing 1.
  • the electromagnetic brake device 15 is disposed symmetrically with respect to a plane 10 ⁇ / b> A that passes through the rotation center of the rotating body block 2 and is parallel to the axial direction of the main shaft 19. That is, two electromagnetic brake devices 15 are used in the hoisting machine 10 according to the present embodiment.
  • the electromagnetic brake device 15 includes a pair of brake shoes 27a and 27b, an amateur 28 that holds one brake shoe 27a, and a brake body (body) 33 that holds the other brake shoe 27b (see FIG. 3). Etc.
  • the electromagnetic brake device 15 is attached to the attachment portion 1 a of the housing 1.
  • FIG. 3A is an enlarged plan view of a main part when the electromagnetic brake device 15 shown in FIG. 1C is viewed from the III direction.
  • FIG. 3B is a plan view of the electromagnetic brake device 15 shown in FIG. 3A as viewed from the IIIB direction.
  • 3C is a plan view of the electromagnetic brake device 15 shown in FIG. 3A as viewed from the IIIC direction.
  • One electromagnetic brake device 15 is cantilevered by two shaft members 5 so as to be movable along the axial direction of the support shaft 37, and the shaft member 5 is attached to the housing 1 via a brake bracket 50. ing. That is, the shaft member 5 is cantilevered on the housing 1 by the brake bracket 50.
  • the brake body 33 is provided with two through holes 33a for inserting the shaft member 5 therein.
  • the shaft member 5 is for supporting the electromagnetic brake device 15 movably on the brake bracket 50.
  • the shaft member 5 has a round bar-like support shaft 37 inserted into the through hole 33a and a front end side (one end of the support shaft 37).
  • a disc-shaped flange 38 provided on the side), and a hexagonal section 45 provided coaxially between the support shaft 37 and the flange 38 and having a cross-section perpendicular to the axial direction forming a regular hexagon.
  • the A screw hole 37 a is formed in the end surface on the rear end side (the other end side) of the support shaft 37.
  • the brake bracket 50 is provided with an attachment portion 50a for inserting the rear end portion of the support shaft 37, and a fixing member 39 is integrated with the brake bracket 50 by a bolt 51 at the innermost end portion of the attachment portion 50a.
  • a fixing bolt (bolt) 46 is attached to the screw hole 37 a of the support shaft 37 via the fixing member 39.
  • the brake bracket 50 and the shaft member 5 are fixed.
  • the insertion amount of the support shaft 37 into the mounting portion 50a is set to a length dimension L50a larger than the shaft diameter dimension D37 of the support shaft 37.
  • the length dimension L50a is a length dimension that is further larger than the shaft diameter dimension D37 and is not less than 1/3 of the total length of the support shaft 37.
  • the length dimension L50a of the mounting portion 50a in the direction along the axial direction of the support shaft 37 is the length of the brake bracket 50 that supports the mounting portion 50a. It is longer than the length dimension L50d in the direction along the axial direction of the support shaft 37 in the support portion 50d. Thereby, the insertion part of the support shaft 37 equivalent to the length dimension L50a is formed in the attachment part 50a.
  • the mounting portion 50a has a length L50a that is increased, so that one end portion is positioned on the outer peripheral surface of the brake disc 26 and the other end portion is on the rear side of the hoisting machine 10 with respect to the brake shoe 27b. To position.
  • a line l37 connecting the rear ends of the two support shafts 37 provided in the electromagnetic brake device 15 is located on the back side of the hoisting machine 10 with respect to the brake shoe 27b.
  • the line l37 is substantially the same position as the rear end surface 33b of the brake body 33 in the direction along the axial direction of the support shaft 37. Or located on the back side of the hoisting machine 10 with respect to the rear end surface 33b.
  • the support shaft 37 is manufactured by cutting out from a hexagonal steel material.
  • the brake bracket 50 is attached to the attachment portion 1a of the housing 1 with a bolt 52.
  • the mounting portion 1a is provided on the back side (the anti-sheave side, that is, the anti-shelter side) of the casing 1 with respect to the thickness. This is because when the housing 1 is deformed so that the suspension load falls to the sheave side due to the suspension load, the housing 1 is attached to the back side where it is not deformed as much as possible so that the deformation does not affect the operation of the brake.
  • a stopper bolt (stopper) 35 is fixed to the flange 38 to keep the gap (see FIG. 4) between the brake disc 26 and the left and right brake shoes 27a, 27b equal.
  • the orientation of the collar portion 38 is adjusted by adjusting the orientation of the support shaft 37 in the rotational direction A (see FIG. 3C) so that the stopper bolt 35 is in good contact with a pin 34 (described later) provided projecting radially from the armature 28. It is necessary to adjust. For this reason, a hexagonal portion 45 is provided in a part of the support shaft 37, and a centering adjustment in the rotational direction can be performed by inserting a spanner or the like into the hexagonal portion 45.
  • the hexagonal portion 45 serves to prevent the support shaft 37 from spinning around when the rear end side of the support shaft 37 is fixed to the mounting portion 1a of the housing 1 by the fixing bolt 46 via the fixing member 39. To do.
  • the hexagonal portion 45 provided on the support shaft 37 only needs to be able to be inserted with a spanner or the like. If the configuration is such that two surfaces parallel to each other are formed in a cross-sectional shape when cut along a plane orthogonal to the axial direction, that shape is used. Does not matter.
  • FIG. 6 is a rear view of the hoisting machine 10 according to the embodiment of the present invention and is a diagram showing a form at the time of brake maintenance.
  • the electromagnetic brake device 15 needs to be regularly maintained to maintain its performance, visually inspect the brake shoes 27a and 27b for wear and on the surface for foreign matter, etc., and if any abnormality is found, it is necessary to replace the parts. is there. At that time, the electromagnetic brake device 15 is opened (raised) to visually check or replace parts.
  • a protrusion 50b having a screw hole in a direction perpendicular to the axial direction of the support shaft 37 is formed on the outer peripheral surface of the mounting portion 50a of the brake bracket 50, and a stopper bolt 54 is attached thereto.
  • the stopper bolt 54 is fixed by a lock nut 53.
  • the opening amount (opening angle) ⁇ is limited by contacting the brake body 33 and the head of the stopper bolt 54 (see FIG. 6).
  • the opening amount ⁇ can be finely adjusted by changing the degree of contact depending on the screwing amount of the stopper bolt 54.
  • the opening amount ⁇ can be determined in consideration of the clearance L with the building wall (see FIG. 6) and the maintenance workability of the electromagnetic brake device 15, but is preferably 10 to 30 °.
  • the electromagnetic brake device 15 is cantilevered by the two shaft members 5 so as to be movable along the axial direction, and the shaft member 5 is attached to the housing 1 via the brake bracket 50. It is attached. This eliminates the need for a large support bracket or the like that wraps both ends of the support shaft of the electromagnetic brake device 15 as in the prior art, and makes it possible to reduce the size and weight of the electromagnetic brake device 15 and the hoisting machine 10.
  • FIG. 4 is a diagram illustrating a state during braking of the electromagnetic brake device 15 illustrated in FIG. 3A.
  • FIG. 5 is a diagram illustrating a state when the brake of the electromagnetic brake device 15 illustrated in FIG. 3A is released.
  • the electromagnetic brake device 15 in the present embodiment is characterized by a structure that is attached to the housing 1 by the shaft member 5 as described above.
  • Known internal structures other than this structure can be used.
  • the electromagnetic brake device 15 controls the pair of brake shoes 27 a and 27 b for pressing the outer peripheral side surface of the brake disk 26 to brake the brake disk 26, the amateur 28 holding one brake shoe 27 a, and the sheave 14.
  • the brake spring 36 that biases the armature 28 toward the brake disk 26 (direction C in FIG. 4), and the brake springs 36 are compressed to release the brake shoes 27a and 27b from the outer peripheral side surface of the brake disk 26.
  • an electromagnetic drive unit 29 that makes the sheave 14 rotatable.
  • the electromagnetic drive unit 29 is configured to be fixed directly to the brake body 33 by a fixing bolt (not shown) or indirectly through another mounting member.
  • the electromagnetic drive unit 29 is connected to the brake body 33 by the connecting shaft 55, and the relative position between the electromagnetic drive unit 29 and the brake body 33 is fixed.
  • the other brake shoe 27b is fixed to the brake body 33 directly or indirectly through another mounting member, and the other outer peripheral side surface of the brake disc 26 is braked or released.
  • the electromagnetic brake device 15 has a structure in which a high braking force is obtained by clamping the brake disc 26 from both sides by the brake shoe 27a held by the amateur 28 and the brake shoe 27b fixed to the brake body 33.
  • the electromagnetic drive unit 29 functions as an electromagnet for electromagnetically attracting the armature 28, and is composed of a combination of an electromagnetic coil and an iron core (not shown). A material having a high magnetic permeability is used for the iron core.
  • the brake spring 36 presses a first assembly 43 (inclined to the right) of the armature 28 and the brake shoe 27a provided in the electromagnetic brake device 15 toward the brake disc 26 (C direction in the figure). As a result, in a state where the electromagnetic coil of the electromagnetic drive unit 29 is not energized, the brake shoe 27a strongly presses one outer peripheral side surface (the right side surface in the drawing) of the brake disk 26. At this time, the spring force remains in a state where the brake spring 36 has not been extended yet.
  • the second assembly 44 (upward diagonal line) of the brake body 33, the electromagnetic drive unit 29, and the brake shoe 27b is moved in the reverse direction (D direction in the figure) by the reaction force.
  • the other brake shoe 27b provided on the brake body 33 strongly presses the other outer peripheral side surface (the left side surface in the drawing) of the brake disc 26.
  • the electromagnetic brake device 15 has a function of holding the sheave 14 in a braking state by clamping the brake disc 26 from both sides by the brake shoes 27a and 27b.
  • the armature 28 drives the brake shoe 27 a in a direction away from the brake disk 26 (specific direction, direction D in the figure) against the spring force of the brake spring 36. That is, the first assembly 43 moves in the direction D in the drawing. Then, one braking force with respect to the brake disc 26 is released.
  • the armature 28 moves in the direction D in the drawing until the pin 34 hits the stopper bolt 35 fixed to the flange portion 38 of the support shaft 37.
  • the second assembly 44 moves in the reverse direction (C direction in the figure) toward the amateur 28 in which movement in the D direction in the figure is restricted.
  • the other brake shoe 27b provided on the brake body 33 is driven away from the brake disk 26, and the other braking force on the brake disk 26 is released.
  • the pin 34 and the stopper bolt are released during the release of the braking force. 35 is always in close contact.
  • the protrusion of the stopper bolt 35 is adjusted so that the gap X1 between the brake disk 26 and the brake shoe 27a and the gap X2 between the brake disk 26 and the brake shoe 27b are even. .
  • the electromagnetic drive unit 29 is demagnetized, so that the pair of brake shoes 27a and 27b press the outer peripheral side surface of the brake disc 26 as described above, and the sheave 14 will be braked.
  • the electromagnetic brake device 15 is cantilevered by the two shaft members 5 so as to be movable along the axial direction.
  • the shaft member 5 is attached to the housing 1 via a brake bracket 50, and the shaft member 5 has a stopper bolt 35 and a floating device for maintaining a proper gap between the brake disk 26 and the brake shoes 27a and 27b.
  • a flange 38 to which 42 is attached is formed.
  • the conventional hoisting machine 100 supports the electromagnetic brake device 15 by the support shaft 137 in order to attach the electromagnetic brake device 115 to the housing 1. Therefore, it is necessary to fix the housing 1 to the housing 1 via a sturdy support bracket 47 that supports the both ends of the support shaft 137 so as to wrap.
  • the electromagnetic brake device 15 is cantilevered by two shaft members 5 so as to be movable along the axial direction, and the shaft member 5 is interposed via the brake bracket 50.
  • the hoisting machine 10 can be reduced in size and weight by being fixed to the mounting portion 1a of the housing 1.
  • the support shaft 37 and the flange portion 38 are integrated, a new member for keeping the mounting position of the electromagnetic brake device 15 properly is not necessary, and the number of parts can be reduced. Furthermore, since the electromagnetic brake device 15 is also reduced in weight, it is possible to improve the workability of maintenance personnel when removing the electromagnetic brake device 15 from the hoisting machine 10 at the time of replacement of the brake shoes 27a and 27b or periodic inspection. it can.
  • the hoist according to the present invention can be used for either a machine room-less type elevator device or a machine room type elevator device.
  • the electromagnetic brake device 15 is fixed to the housing 1 using two shaft members 5 and one brake bracket 50, the number of the shaft members 5 and the brake brackets 50 is not limited to this.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Braking Arrangements (AREA)

Abstract

L'objectif de la présente invention consiste à réduire le poids et les dimensions globales d'un treuil d'ascenseur. Un treuil d'ascenseur est pourvu d'un dispositif de frein électromagnétique (15), le dispositif de frein électromagnétique (15) étant conçu pour comprendre des segments de frein (27a, 27b), une armature (28), un corps (33), des butées (35), et des dispositifs flottants (42), et est supporté de manière axialement mobile en porte-à-faux par au moins deux éléments arbres (5), les éléments arbres (5) étant montés sur le boîtier (1a) du treuil par le biais d'un support (50) de frein. Les éléments arbres (5) sont chacun conçus de manière à comprendre : un arbre de support (37) introduit dans le dispositif de frein électromagnétique (15) et supportant de manière axialement mobile le dispositif de frein électromagnétique (15) ; et une bride (38) située à une première extrémité de l'arbre de support (37). Les butées (35) et dispositifs flottants (42) sont montés sur les brides (38).
PCT/JP2015/074407 2015-08-28 2015-08-28 Treuil d'ascenseur et ascenseur WO2017037777A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2015/074407 WO2017037777A1 (fr) 2015-08-28 2015-08-28 Treuil d'ascenseur et ascenseur
KR1020187002251A KR101954585B1 (ko) 2015-08-28 2015-08-28 엘리베이터용 권상기 및 엘리베이터
CN201580081931.1A CN107848761B (zh) 2015-08-28 2015-08-28 电梯用曳引机和电梯
JP2017537047A JP6405053B2 (ja) 2015-08-28 2015-08-28 エレベータ用巻上機及びエレベータ

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Application Number Priority Date Filing Date Title
PCT/JP2015/074407 WO2017037777A1 (fr) 2015-08-28 2015-08-28 Treuil d'ascenseur et ascenseur

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JP (1) JP6405053B2 (fr)
KR (1) KR101954585B1 (fr)
CN (1) CN107848761B (fr)
WO (1) WO2017037777A1 (fr)

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CN111712456A (zh) * 2018-02-20 2020-09-25 三菱电机株式会社 曳引机组装辅具及使用曳引机组装辅具的曳引机组装方法
JP2021138540A (ja) * 2020-03-09 2021-09-16 フジテック株式会社 エレベータ用制動装置及びエレベータ
US11242222B2 (en) 2018-10-26 2022-02-08 Otis Elevator Company Elevator braking device mechanism
JP7376855B1 (ja) 2022-11-02 2023-11-09 フジテック株式会社 エレベータの巻上装置及びエレベータ
EP4332043A1 (fr) * 2022-08-29 2024-03-06 Otis Elevator Company Dispositif de freinage d'ascenseur et système d'ascenseur

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US20200377338A1 (en) * 2017-12-19 2020-12-03 Thyssenkrupp Elevator Innovation And Operations Ag Elevator drive unit
EP3640195A1 (fr) * 2018-10-19 2020-04-22 Otis Elevator Company Frein d'ascenseur
JP6950810B1 (ja) * 2020-12-16 2021-10-13 三菱電機株式会社 エレベーターの巻上機
CN113003463B (zh) * 2021-03-23 2024-05-31 深圳市质量安全检验检测研究院 一种电梯安全制动器
CN114803923B (zh) * 2022-03-31 2022-11-29 日立电梯电机（广州）有限公司 一种碟式制动器及曳引机

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JPH06294424A (ja) * 1993-04-02 1994-10-21 Honda Motor Co Ltd 反力式ディスクブレーキ装置
JP2000230593A (ja) * 1999-02-10 2000-08-22 Hitachi Ltd エレベータ巻上機用制動装置
JP2015155348A (ja) * 2014-02-21 2015-08-27 株式会社日立製作所 エレベータ及びその巻上機

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JP2004299824A (ja) * 2003-03-31 2004-10-28 Otis Elevator Co エレベータの巻上機
JP2016034872A (ja) * 2014-08-04 2016-03-17 株式会社日立製作所 エレベータ用巻上機
JP2016037336A (ja) * 2014-08-06 2016-03-22 株式会社日立製作所 エレベータ装置およびエレベータ装置用巻上機

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CN111712456A (zh) * 2018-02-20 2020-09-25 三菱电机株式会社 曳引机组装辅具及使用曳引机组装辅具的曳引机组装方法
US11242222B2 (en) 2018-10-26 2022-02-08 Otis Elevator Company Elevator braking device mechanism
US11724912B2 (en) 2018-10-26 2023-08-15 Otis Elevator Company Elevator braking device mechanism
JP2021138540A (ja) * 2020-03-09 2021-09-16 フジテック株式会社 エレベータ用制動装置及びエレベータ
EP4332043A1 (fr) * 2022-08-29 2024-03-06 Otis Elevator Company Dispositif de freinage d'ascenseur et système d'ascenseur
JP7376855B1 (ja) 2022-11-02 2023-11-09 フジテック株式会社 エレベータの巻上装置及びエレベータ
JP2024066732A (ja) * 2022-11-02 2024-05-16 フジテック株式会社 エレベータの巻上装置及びエレベータ

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CN107848761A (zh) 2018-03-27
CN107848761B (zh) 2020-05-19

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