EP2135833A1 - Aufzugssystem - Google Patents

Aufzugssystem Download PDF

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Publication number
EP2135833A1
EP2135833A1 EP09170814A EP09170814A EP2135833A1 EP 2135833 A1 EP2135833 A1 EP 2135833A1 EP 09170814 A EP09170814 A EP 09170814A EP 09170814 A EP09170814 A EP 09170814A EP 2135833 A1 EP2135833 A1 EP 2135833A1
Authority
EP
European Patent Office
Prior art keywords
machine room
machine
elevator system
floor
entrance
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP09170814A
Other languages
English (en)
French (fr)
Other versions
EP2135833B1 (de
Inventor
Susumu Morita
Koji Shitamiya
Yoshikatsu Hayashi
Masami Yoshikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP2135833A1 publication Critical patent/EP2135833A1/de
Application granted granted Critical
Publication of EP2135833B1 publication Critical patent/EP2135833B1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B66B7/06—Arrangements of ropes or cables
    • B66B7/08—Arrangements of ropes or cables for connection to the cars or cages, e.g. couplings
    • 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
    • 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
    • B66B11/0035—Arrangement of driving gear, e.g. location or support
    • B66B11/004—Arrangement of driving gear, e.g. location or support in the machine room
    • 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
    • B66B11/06—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable positively attached to a winding drum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
    • B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
    • B66B5/24—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by acting on guide ropes or cables

Definitions

  • the present invention relates to an elevator system. More particularly, it relates to a favorable elevator system having a machine room provided above a hoistway through which an elevator car rises and lowers.
  • Figure 10 is a top view for illustrating a conventional elevator system 500, including partial see-through portions.
  • Figure 11 is a sectional view taken along the line F-F' of Figure 10 .
  • a hoistway 2 is provided, and a car 4 and a balancing weight 6 are hung therein. Also, a machine room 8 is provided above the hoistway 2.
  • the hoistway 2 and the machine room 8 are surrounded on all sides by side walls 10. Also, the machine room 8 is separated from the hoistway 2 by a machine room floor portion 12.
  • a machine foundation 14 On the machine room floor portion 12 of the machine room 8 is provided a machine foundation 14, and on the machine foundation 14 is provided a traction machine 16 by which the car 4 hung in the hoistway 2 is raised and lowered therethrough. Also, in the machine room 8, a control panel 20 for controlling the rotation of the traction machine 16 and a governor 22 are provided. Further, a entrance 24 is provided on one side of the side walls 10 of the machine room 8, and a machine room door 26 is provided in the entrance 24. One can go into and out of the machine room 8 by opening the machine room door 26.
  • the machine foundation 14 includes two bed portions 80 arranged in parallel with each other in the direction parallel with the side wall 10 in which the entrance 24 is provided, and two supporting beams 82 arranged under both end portions of the bed portions 80 so as to be perpendicular to the bed portions 80.
  • the horizontal cross-sectional area in Figure 10 of the conventional machine room 8 is larger than that of the hoistway 2.
  • the machine room 8 constructed as described above has the same width as that of the hoistway 2, the machine foundation 14 is arranged near the entrance 24. In this case, it is necessary to take measures so that the entrance 24 may not be obstructed by the machine foundation by providing a sill surface of the entrance 24 at a position higher than the top surface of the machine foundation 14.
  • an external floor on the outside of the side wall 10 must be provided at a position higher than the surface of the machine room floor portion 12 so as to match the height of the sill surface to permit ease of entrance into and exit from the machine room 8, or a stool or the like must be used. In this case, however, since the external floor is provided aside from the machine room floor portion 12 or the stool is used, costs and time for installing the elevator system increase.
  • the present invention has been made to solve the above problems, and accordingly an object thereof is to provide an improved elevator system in which even in a machine room responding to the downsizing of elevator system, the entrance into and exit from the machine room and the movement in the machine room can be made easy.
  • a elevator system in accordance with the present invention includes an hoistway for moving up and down an elevator car, a machine room provided above the hoistway, a machine room floor portion which separates the hoistway from the machine room, and a entrance provided on one side of a side wall of the machine room. Also, this elevator system includes a machine foundation arranged in the machine room floor portion at a predetermined distance from the entrance, and a pair of support beams, which are provided at a lower part of the machine room floor portion, for supporting the machine foundation.
  • a elevator system in accordance with the present invention includes an hoistway for moving up and down an elevator car hung by a rope, a machine room provided above the hoistway, a machine room floor portion which separates the hoistway from the machine room, a entrance provided on one side of a side wall of the machine room, and a machine foundation arranged in the machine room floor portion.
  • this elevator system includes a rope support portion which is arranged in the machine room floor portion at a predetermined distance from the entrance and fixes at least one end of the rope, and a pair of support beams, which are provided at a lower part of the machine room floor portion, for supporting the rope support portion.
  • the floor includes an opening at a position at which the machine foundation or the rope support portion is arranged, and the machine foundation or the rope support portion is arranged in the opening portion.
  • protrusions near the entrance of the machine room can be restrained, and the flat portion can further be increased, so that the worker engaging in maintenance etc. can move in the machine room easily.
  • Figure 1 is a top view for illustrating the elevator system 100 in accordance with the embodiment of the present invention, including partial see-through portions.
  • Figure 2 is a sectional view taken along the line A-A' of Figure 1 .
  • the elevator system 100 includes a hoistway 2, a car 4, a balancing weight 6, and a machine room 8.
  • the car 4 and the balancing weight 6 are hung in the hoistway 2 .
  • the machine room 8 is provided above the hoistway 2.
  • the hoistway 2 and the machine room 8 are surrounded on all sides by side walls 10. Each side of the side walls 10 is continuous from the hoistway 2 to the machine room 8 above the hoistway 2. In other words, the horizontal cross-sectional area in Figure 1 of the machine room 8 is equal to that of the hoistway 2.
  • the machine room 8 is a space separated from the hoistway 2 by a machine room floor portion 12.
  • a machine foundation 14, a traction machine 16, a control panel 20, a governor 22, and the like are provided in the machine room 8 .
  • an entrance 24 is provided on one side of the side wall 10 of the machine room 8 , and a machine room door 26 is provided in the entrance 24.
  • the entrance 24 is open so that the height of a sill surface separating the inside of machine room from the outside thereof is equal to the height of the surface of machine room floor portion 12. By opening the machine room door 26, one can go into and out of the machine room 8 through the entrance 24.
  • the side on which the entrance 24 is provided is referred to as a front side (left-hand side in Figures 1 and 2 ), and the opposite side as a back side (right-hand side in Figures 1 and 2 ) .
  • the direction parallel with the front side and the back side is referred to as a width direction, and the direction perpendicular to the front side and the back side as a depth direction.
  • a door for entrance into and exit from the car 4 opens and closes in the width direction.
  • the machine room floor portion 12 includes a floor 30, building beams 32 and 34, and an external floor 36.
  • the floor 30 is provided at an upper part of the hoistway 2 so as to be substantially perpendicular to the elevating direction of the car 4 .
  • Two rope holes 38 penetrating from the machine room 8 to the hoistway 2 are provided in the floor 30.
  • Two building beams 32 are arranged in parallel along the side walls 10 on the front and back sides of the side walls 10 surrounding the hoistway 2 and the machine room 8 on all sides.
  • the building beam 34 is arranged near the central portion of the machine room 8 so as to be parallel with the building beams 32.
  • the floor 30 is arranged on these three building beams 32 and 34, and is supported at an upper part of the hoistway 2 by the building beams 32, 34.
  • the external floor 36 is provided on the outside of the side wall 10 on the front side.
  • the surfaces of the external floor 36 and the floor 30 are at the same level as the bottom of the entrance 24.
  • the machine foundation 14 is provided on the floor 30.
  • the machine foundation 14 includes two supporting beams 40 and two H-shaped structural steels 42.
  • the two supporting beams 40 are arranged in the width direction on the floor 30.
  • One of the supporting beams 40 is arranged, via the floor 30, above the building beam 32 provided along the side wall 10 on the back side.
  • the other of the supporting beams 40 is arranged above the building beam 34 via the floor 30.
  • the two H-shaped structural steels 42 are arranged in parallel with each other in the direction perpendicular to the supporting beams 40.
  • One end of each of the H-shaped structural steels 42 is supported on the supporting beam 40 above the building beam 32, and the other end thereof is supported on the supporting beam 40 above the building beam 34.
  • the machine foundation 14 is a bed portion having a ladder shape viewed from the top, which is formed by combining the two H-shaped structural steels 42 to be laid across the two supporting beams 40.
  • the H-shaped structural steel 42 has a larger height than the supporting beam 40.
  • the traction machine 16 is mounted on the machine foundation 14.
  • the traction machine 16 includes a traction machine base 46, a traction machine body 48, a deflector sheave 50 , and a traction sheave 52.
  • the traction machine base 46 is, arranged on the machine foundation 14 to be laid across the two H-shaped structural steels 42.
  • the traction machine body 48 is mounted on the traction machine base 46.
  • the traction machine base 46 is fitted rotatably with the deflector sheave 50, and the traction machine body 48 is fitted rotatably with the traction sheave 52.
  • a rope 54 is wound on the traction machine 16.
  • One end of the rope 54 is fixed to the car 4.
  • the rope 54 one end of which is fixed to the car 4 in the hoistway 2, extends from the car 4 of the hoistway 2 through one of the rope holes 38 provided in the floor 30 and into the machine room 8.
  • the rope 54 is wound on the traction sheave 52 and the deflector sheave 50 in the machine room 8, passing through the other rope hole 38, and again enters the hoistway 2.
  • the other end of the rope 54 is fixed to the balancing weight 6.
  • the rope 54 which is supported by an intermediate portion thereof wound on the traction sheave 52 and the deflector sheave 50, is fixed to the car 4 at one end to hang the car 4 in the hoistway 2, and weight 6 in the hoistway 2.
  • the rope 54 is moved, by which the car 4 and the balancing weight 6 are moved up or down in a well-balanced state.
  • the traction machine 16 is connected with the control panel 20 and the governor 22 so that the rotation thereof is controlled.
  • the floor 30 is supported by the building beams 32 provided along the side walls 10 on the front and back and the building beam 34 provided near the center of the machine room 8 so as to be parallel with the building beams 32.
  • one end of the machine foundation 14 is supported on the building beam 32 provided along the side wall 10 on the back side, and the other end thereof is supported on the building beam 34 arranged near the center of the machine room floor portion 12 of the machine room 8. Since the building beam 34 is arranged near the central portion of the floor of the machine room 8 in this manner, the machine foundation 14 for supporting the traction machine 16 for hanging the car 4 can be supported sufficiently in this portion.
  • the machine foundation 14 can be arranged at a position distant from near the entrance 24, and thus a flat space having some degree of area can be secured near the entrance 24.
  • the external floor 36, the bottom of the entrance 24, and the surface of the floor 30 can be made to have the same height. That is to say, a flat floor can be secured from the outside of the entrance 24 to the interior of machine room 8 and from the entrance 24 to the machine foundation 14. Therefore, the worker etc. engaging in maintenance, repair, or the like work can move on the flat floor at the time of work, so that the work time for safety inspection etc. can be shortened, by which an elevator service can be improved.
  • the building beam 34 is arranged near the center of the machine room 8.
  • the present invention is not limited to the configuration in which the building beam 34 is arranged in this portion.
  • the building beam 34 may be arranged in any portion if it can support the machine foundation 14 when the machine foundation 14 is arranged at a proper position for securing a flat space near the entrance 24.
  • a shape of the traction machine 16, a method of winding the rope for hanging the car 4 and the balancing weight 6, a shape of the machine foundation 14, and the like in the present invention is not limited to those described in the first embodiment.
  • the elevator system of a 1:1 roping system has been explained, but the present invention may be applied to the elevator system of a 2:1 roping system.
  • the present invention is not limited to this configuration, but can be applied to an elevator system in which the horizontal cross-sectional area of the machine room 8 is different from that of the hoistway 2.
  • Figure 3 is a top view for illustrating an elevator system 200 in accordance with the second embodiment of the present invention, including partial see-through portions .
  • Figure 4 is a sectional view taken along the line B-B' of Figure 3 .
  • the elevator system 200 in accordance with the second embodiment is similar to the elevator system 100.
  • the elevator system 200 includes a machine room floor portion 56 different from the machine room floor portion 12 of the elevator system 100 and a machine foundation 58 different from the machine foundation 14.
  • the machine room floor portion 56 includes a floor 30 and building beams 32 and 60.
  • the floor 30 is the same as the floor 30 explained in the first embodiment; it is provided with two rope holes 38.
  • the building beams 32 are the same as those of the elevator system 100, and are provided along the side walls 10 on the front and back sides. Two building beams 60 are provided in parallel with each other in the direction perpendicular to the building beams 32.
  • the floor 30 is arranged on the building beams 32 and 60 constructed as described above, and is supported by these building beams.
  • the external floor 36 is provided on the outside of the side wall 10 on the front side.
  • the floor 30, the external floor 36, and the bottom of the entrance 24 are at the same level.
  • the machine foundation 58 is provided on the floor 30.
  • the machine foundation 58 includes H-shaped supporting beams 62 and two H-shaped structural steels 64.
  • the two H-shaped supporting beams 62 are provided in parallel with each other, with a predetermined distance therebetween, in the direction perpendicular to the building beams 60. Both ends of each of the H-shaped supporting beams 62 are supported on the two building beams 60 arranged in parallel with each other.
  • the H-shaped structural steels 64 are provided in parallel with each other in the direction perpendicular to the two H-shaped supporting beams 62. Both ends of each of the H-shaped structural steels 64 are supported on the two H-shaped supporting beams 62 arranged in parallel. That is to say, the machine foundation 58 is arranged in a ladder shape viewed from the top, being formed by combining the two H-shaped structural steels 64 to be laid across the two H-shaped supporting beams 62.
  • the traction machine 16 is provided to be laid across the two H-shaped structural steels 64. Also, like the elevator system 100, the control panel 20, the governor 22, and the like are provided in the machine room 8.
  • the machine foundation 58 can be supported by the building beams 60 provided under the floor 30 so as to be perpendicular to the entrance 24.
  • the machine foundation 58 can be arranged at a position distant from the entrance 24. Therefore, a flat portion can be secured on the floor extending from the entrance 24 to the machine foundation 14.
  • the bottom of the entrance 24 is provided at the same level as that of the surface of the floor 30, and the external floor 36 is made to have the same height, by which a difference in level near the entrance 24 can be eliminated. This facilitates the entrance into and exit from the machine room 8 and the movement in the machine room 8, so that work can be performed safely and quickly at the time of repair, maintenance, etc., by which the elevator service can be improved.
  • the machine foundation 58 includes the H-shaped supporting beams 62 and the H-shaped structural steels 64.
  • the present invention is not limited to this configuration.
  • the machine foundation 14 as explained in the first embodiment may be arranged so as to be supported by so as to be supported by the building beams 32 and 34.
  • Figure 5 is a top view for illustrating the elevator system 300, including partial see-through portions.
  • Figure 6 is a sectional view taken along the line C-C' of Figure 5 .
  • the elevator system 300 in accordance with the third embodiment is similar to the elevator system 100 in the first embodiment.
  • a machine room floor portion 66 provided in the elevator system 300 includes a floor 30, building beams 32 and 34, and an external floor 36 like the machine room floor portion 12 provided in the elevator system 100.
  • the floor 30 of the machine room floor portion 66 has no rope hole 38, and an opening 68 is provided at a position at which the machine foundation 14 is mounted.
  • the opening 68 is formed so as to have a size capable of embedding the machine foundation 14 as it is.
  • One of the two supporting beams 40 of the machine foundation 14 is directly mounted and supported on the building beam 34.
  • the other supporting beam 40 is directly mounted and supported on the building beam 32 on the back side.
  • the two H-shaped structural steels 42 are arranged in the direction perpendicular to the supporting beams 40, and are supported on the supporting beams 40.
  • the machine foundation 14 is embedded in the opening 68 provided in the floor 30 of the machine room floor portion 66.
  • a cover plate 70 is provided so as to be at the same level as that of the surface of the floor 30 in the state in which the machine foundation 14 is embedded.
  • the cover plate 70 is formed with two rope holes 72, and the rope 54 is hung down in the hoistway 2 through these rope holes 72.
  • the machine foundation 14 can be embedded in the machine room floor portion 66 of the machine room 8. Therefore, a flat portion can further be secured between the entrance 24 and the traction machine 16.
  • the bottom of the entrance 24 is provided at the same level as that of the surface of the floor 30, and the external floor 36 is made to have the same height, by which a difference in level near the entrance 24 can be eliminated. This facilitates the entrance into and exit from the machine room 8 and the movement in the machine room 8, so that work can be performed safely and quickly at the time of repair, maintenance, etc. , by which the elevator service can be improved.
  • the opening is provided in the machine room floor portion 12 having the building beams 32 and 34 as explained in the first embodiment, and the machine foundation 14 is embedded in the opening.
  • the present invention is not limited to this configuration.
  • the configuration may be such that the opening is provided in a portion in which the machine foundation 58 of the elevator system 200 as explained in the second embodiment is mounted, and the machine foundation 58 is embedded in the opening.
  • Figure 7 is a top view for illustrating the elevator system 400, including partial see-through portions.
  • Figure 8 is a sectional view taken along the line D-D' of Figure 7 .
  • Figure 9 is a sectional view taken along the line E-E' of Figure 7 , illustrating a rope support portion 74 of the elevator system 400.
  • the elevator system 400 in accordance with the fourth embodiment is similar to the elevator system 100 in the first embodiment.
  • the elevator system 100 is an elevator system of a 1:1 roping system
  • the elevator system 400 is an elevator system of a 2:1 roping system.
  • the machine foundation 14 is shifted toward the side wall 10 on the right-hand side as viewed toward the front (upper side in Figure 7 ), and the rope support portion 74 is provided in an empty space on the left-hand side as viewed toward the front (lower side in Figure 7 ).
  • the floor 30 is provided with an opening 76 for embedding the rope support portion 74.
  • the rope support portion 74 is arranged so as to be directly supported by the building beams 32 and 34 in a state of being embedded in the machine room floor portion 12 through the opening 76.
  • a cover plate 78 is provided in the opening 76 so as to have the same height as the surface of the floor 30.
  • the rope support portion 74 includes rope support supporting beams 80, rope support channel steelsteel 82, and rope support plates 84 and 86.
  • the two rope support supporting beams 80 are provided in parallel in the opening 76 in the floor 30.
  • One of the two rope terminating support supporting beams 80 is supported by being arranged directly on the building beam 34, and the other thereof is supported by being arranged directly on the building beam 32 on the back side.
  • the rope support channel steel 82 which is formed of a channel steel having a " ⁇ " (of katakana) shape in cross section, has a notch in a portion in which it is supported on the rope support supporting beam 80 . In this notch portion, a weld portion is provided in a portion in which the rope support channel steel 82 is in contact with the rope support supporting beam 80 to secure strength.
  • Two rope support channel steels 82 constructed as described above are disposed at a predetermined interval in the direction perpendicular to the rope support supporting beams 80 in a state in which the open portions of the " ⁇ " (of katakana) shapes face to each other.
  • One end of each of the rope support channel steels 82 is supported on the rope support supporting beam 80 arranged on the building beam 32 on the back side, and the other end thereof is supported on the rope support supporting beam 80 arranged on the building beam 34.
  • the rope support plates 84 and 86 are supported on the rope support channel steels 82. Specifically, as shown in Figures 7 to 9 , the rope support plate 84 closer to the entrance 24 is arranged so as to be supported by the lower portions of the two rope support channel steels 82. Also, the rope support plate 86 closer to the side wall on the back side is arranged so as to be supported by the upper portions of the two rope support channel steels 82.
  • the rope support plates 84 and 86 each are provided with springs 88 and nuts 90. Each end portion of the rope 54 is fixed to the spring 88 and the nut 90. In the drawings, four springs 88 and four nuts 90 are shown for each of the rope support plates 84 and 86 because in this embodiment, the rope 54 for hanging the car 4 and the balancing weight 6 consists of four ropes. As shown in Figures 7 to 9 , the rope '54 is fixed by the spring 88 and nut 90 for each rope in the rope support portion 74.
  • the cover plate 78 is put in the opening portion from above the embedded rope support portion 74.
  • the cover plate 78 is formed with an opening at a position corresponding to the rope support plate 86, so that the opening 76 is covered by the cover plate 78 in a state in which only the rope support plate 86 and the springs 88 and nuts 90 provided on the rope support plate 86 are exposedly located on the surface. Therefore, the portion in which the rope support portion 74 is arranged is also in a flat state having the same height as that of the floor 30. Also, the external floor 36, the floor 30, the cover plate 78, and the bottom of the entrance 24 are at almost the same level.
  • the opening 76 is formed in the floor 30, the rope support portion 74 is embedded under the floor 30 through the opening 76, and further the cover plate 78 is put from the upside. Therefore, a flat portion can be secured in a portion ranging from the entrance 24 to the machine foundation 14 and in a portion in which the rope support plate 84 is provided.
  • the protrusions near the traction machine 16, the control panel 20, and the governor 22 can be restrained, and a larger area of the flat floor 30 can be secured. Therefore, the worker can move easily at the time of work for safety inspection, repair, or the like, and thus the time for elevator inspection can be shortened, by which the elevator service can be improved.
  • the building beams may be arranged as in the case of the elevator system 200.
  • the configuration has only to be such that the building beams and the machine foundation are shifted to a position shown in Figures 3 and 4 , an opening is provided in an empty portion near the entrance 24 of the floor 30 so that a part of at least two building beams is exposed, and the rope support portion 74 is provided so as to be supported by the two exposed building beams.
  • the configuration may be such that, for example, three building beams are provided at predetermined intervals in the direction perpendicular to the building beams 32 provided along the side walls 10 on the front and back sides, that is, one additional building beam is provided in parallel with the two building beams 60 shown in Figures 3 and 4 , and the rope support portion 74 is provided by being supported by one of the building beams 60 and the newly provided building beam.
  • the machine foundation 14 projects above the floor 30.
  • the present invention is not limited to this configuration.
  • the machine foundation 14 may be embedded in the machine room floor portion 12.
  • the rope 54 consists actually of four ropes, and the rope support plates 84 and 86 each are provided with four springs 88 and four nuts 90.
  • the present invention is not limited to this configuration.
  • a necessary number of springs and nuts 90 may be provided according to the configuration of the rope.
  • the present invention is not limited to a configuration in which ends of rope are fixed by a spring and a nut. Any other fixing method that can fix the rope end surely can be used.
  • a pair of beams in the present invention correspond, for example, to the building beam 32 on the back side in the first to fourth embodiments, the building beam 34 in the first, third and fourth embodiments, or the building beam 60 in the second embodiment.
  • a machine foundation opening corresponds, for example, to the opening 68 in the third embodiment
  • a rope support portion opening corresponds, for example, to the opening 76 in the fourth embodiment.
  • the machine foundation and rope support portion can be supported by a pair of support beams, they can be arranged at a predetermined distance from the entrance. Therefore, a flat portion of floor can be secured between the entrance and the machine foundation or the rope support portion. As a result, the worker etc. engaging in maintenance, repair, and the like can go into and out of the machine room easily and can move on the flat floor at the time of work, so that the work time can be shortened, by which the elevator service can be improved.
  • the elevator system in which the machine foundation or the rope support portion is arranged in the opening portion provided in the machine room floor portion, protrusions in the machine room can be restrained, and a larger area of flat portion can be secured. Therefore, the worker engaging in maintenance etc. can move in the machine room easily, so that the work efficiency can be improved.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Types And Forms Of Lifts (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
EP09170814A 2002-12-12 2002-12-12 Aufzugssystem Expired - Fee Related EP2135833B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP02790718A EP1571112B1 (de) 2002-12-12 2002-12-12 Aufzugsvorrichtung
PCT/JP2002/013001 WO2004052767A1 (ja) 2002-12-12 2002-12-12 エレベータ装置

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP02790718A Division EP1571112B1 (de) 2002-12-12 2002-12-12 Aufzugsvorrichtung
EP02790718.7 Division 2002-12-12

Publications (2)

Publication Number Publication Date
EP2135833A1 true EP2135833A1 (de) 2009-12-23
EP2135833B1 EP2135833B1 (de) 2012-03-28

Family

ID=32500623

Family Applications (2)

Application Number Title Priority Date Filing Date
EP02790718A Expired - Fee Related EP1571112B1 (de) 2002-12-12 2002-12-12 Aufzugsvorrichtung
EP09170814A Expired - Fee Related EP2135833B1 (de) 2002-12-12 2002-12-12 Aufzugssystem

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP02790718A Expired - Fee Related EP1571112B1 (de) 2002-12-12 2002-12-12 Aufzugsvorrichtung

Country Status (6)

Country Link
EP (2) EP1571112B1 (de)
JP (1) JPWO2004052767A1 (de)
KR (1) KR20040084901A (de)
CN (1) CN100465082C (de)
DE (1) DE60239167D1 (de)
WO (1) WO2004052767A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102232050B (zh) * 2008-12-05 2014-04-09 奥的斯电梯公司 包括支承于电梯机器支承件上的控制电子器件的电梯系统
FI20090389A (fi) * 2009-10-23 2011-04-24 Kone Corp Menetelmä hissin valmistamisessa

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JPH08295473A (ja) 1995-04-26 1996-11-12 Hitachi Ltd エレベーター装置
JPH0920478A (ja) 1995-07-05 1997-01-21 Mitsubishi Electric Corp エレベーター機械室装置
JP2001048445A (ja) 1999-08-16 2001-02-20 Hitachi Building Systems Co Ltd エレベータ

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JPH047292A (ja) * 1990-04-26 1992-01-10 Mitsubishi Electric Corp エレベータ装置
JPH0867468A (ja) * 1994-08-30 1996-03-12 Taisei Corp エレベータの機械室床
JPH11263560A (ja) * 1998-03-17 1999-09-28 Hitachi Ltd エレベーターの機械室
JP2001048441A (ja) * 1999-08-06 2001-02-20 Hitachi Building Systems Co Ltd エレベータ
JP2001072351A (ja) * 1999-09-03 2001-03-21 Hitachi Building Systems Co Ltd エレベータ
CN1292971C (zh) * 2002-06-07 2007-01-03 三菱电机株式会社 电梯装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08295473A (ja) 1995-04-26 1996-11-12 Hitachi Ltd エレベーター装置
JPH0920478A (ja) 1995-07-05 1997-01-21 Mitsubishi Electric Corp エレベーター機械室装置
JP2001048445A (ja) 1999-08-16 2001-02-20 Hitachi Building Systems Co Ltd エレベータ

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CN1615267A (zh) 2005-05-11
KR20040084901A (ko) 2004-10-06
JPWO2004052767A1 (ja) 2006-04-06
DE60239167D1 (de) 2011-03-24
EP1571112A4 (de) 2009-02-25
EP1571112B1 (de) 2011-02-09
WO2004052767A1 (ja) 2004-06-24
CN100465082C (zh) 2009-03-04
EP2135833B1 (de) 2012-03-28
EP1571112A1 (de) 2005-09-07

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