JP4391872B2 - Elevator device for seismic isolation building - Google Patents

Description

  In this invention, the base building is supported by the base isolation device through the base isolation device, and the guide rail is vertically installed on the hoistway formed in the base building and the base isolation building. The present invention relates to an elevator apparatus for a base-isolated building in which guide rails are sometimes elastically deformed and inclined at locations corresponding to the base-isolated apparatus.

  In a conventional seismic isolation building elevator apparatus, a seismic isolation building is provided on a base building via a seismic isolation device and is relatively displaced in the horizontal direction with respect to the base building during an earthquake. And the hoistway of the elevator provided in each of a base building body and a seismic isolation building body and arrange | positioned mutually longitudinally is formed. In addition, a car guide rail and a counterweight guide rail for guiding the lift of the elevator weight, which are installed in parallel to be separated from each other in the hoistway and guide the lift of the elevator car, are provided vertically.

Note that the guide rail for the car and the guide rail for the counterweight are elastically deformed at the location corresponding to the seismic isolation device because the seismic isolation building is displaced horizontally relative to the base building during the earthquake. Tilt.
In addition, a square-shaped rail holding frame is provided to surround the car guide rail and the counterweight guide rail, and the car guide rail and the like are respectively fastened to the inside of the car guide rail and the like in the horizontal direction. Are held at predetermined positions.

  And the rail holding frame is arrange | positioned in the place corresponding to the seismic isolation apparatus in a hoistway, and is each arrange | positioned in the floor and ceiling facing position of the building side landing provided in the hoistway in the position near the seismic isolation apparatus. Further, a hoistway-side landing device is provided between the upper and lower rail holding frames and is disposed to face the building-side landing, and a movable boarding passage is provided between the building-side landing and the hoistway-side landing device.

  The conventional elevator apparatus for a base-isolated building is configured as described above, and the base-isolated building is relatively displaced in the horizontal direction by the function of the base-isolating device with respect to the base building during an earthquake. For this reason, the guide rails for cars etc. are elastically deformed and tilted at the location corresponding to the seismic isolation device. And it is comprised so that the guide rail for cars etc. which incline at the time of an earthquake may be hold | maintained in each predetermined position in a horizontal direction, respectively by a rail holding frame. (For example, refer to Patent Document 1).

JP-A-11-209018 (Summary, FIG. 2)

  In the conventional seismic isolation building elevator device, the guide rail for the car and the guide rail for the counterweight are fixedly fastened to the rail holding frame, respectively, and the car guide rail fastening portion and the lower rail of the upper rail holding frame A diagonal head is provided between the end of the holding frame on the side opposite to the guide rail for the car cage. Thus, a frame structure is constituted by the upper and lower rail holding frames, the car guide rails, and the like.

  And the framework structure formed by the rail holding frame etc. at the time of an earthquake and formed in the place corresponding to the seismic isolation device of the hoistway inclines. The inclination angle of the frame structure during an earthquake is determined by the amount of relative displacement in the horizontal direction between the base building and the base-isolated building due to the earthquake and the mutual distance between the upper and lower rail holding frames. In addition, the rail holding frame is inclined with respect to the horizontal plane according to the inclination of the car guide rail or the like and is displaced in the vertical direction during an earthquake.

  For this reason, an excessive load acts on the movable boarding passage provided between the building side landing and the hoistway side landing device or a moment is generated due to the inclination and vertical displacement of the rail holding frame at the time of the earthquake. For this reason, in the structural member of the movable boarding passage, the displacement operation following the inclination of the rail holding frame at the time of the earthquake becomes unsmooth, and the structural member of the movable boarding passage may be deformed. was there.

  The present invention has been made to solve such a problem, and is a configuration of a movable boarding passage provided between a building-side landing and a hoistway-side landing device arranged at a place corresponding to a seismic isolation device of a hoistway. An object is to obtain an elevator device for a base-isolated building in which an excessive load and a moment do not act on a member due to displacement of a rail holding frame during an earthquake.

  In the elevator apparatus for a base-isolated building according to the present invention, the base-isolated building body and the base building body, which are supported on the base building body via the base-isolating device and are relatively displaced in the horizontal direction with respect to the base building body during an earthquake. Elevator hoistways installed in each of the seismic isolation buildings and arranged in parallel with each other, and installed in parallel with the hoistway away from each other to guide the elevator car ascending and descending. The guide rails for elevator cars and the hoistway that are inclined by elastic deformation at the equipment corresponding locations are installed in parallel and separated from each other to guide the lifting and lowering of the weights of the elevators. Inclined counterweight guide rails, car-shaped guide rails and counterweights that are formed in a square shape on the horizontal projection plane and are installed at locations corresponding to seismic isolation devices, and fastened to the inside. The guide rail for the vehicle is held at a predetermined position in the horizontal direction, and the lower rail holding frame disposed at the position facing the floor of the building-side landing provided in the hoistway at a position close to the seismic isolation device and the ceiling of the building-side landing Provided between the upper rail holding frame arranged at the facing position, the lower rail holding frame and the holding frame member of the upper rail holding frame and arranged facing the building side landing, and provided with a landing doorway on the hoistway side The lower frame is pivotally attached to the lower rail holding frame via the horizontal pivot axis, and the upper edge is horizontally pivoted to the upper rail holding frame. A hoistway-side landing device engaged through a moving mechanism and a horizontal sliding mechanism, and is pivotally attached to the lower edge of the hoistway-side landing device via a horizontal pivot axis so as to overlap the floor surface of the building-side landing Hoistway side movable floor And a plurality of plates are arranged in parallel with their edges overlapped with each other and engaged with each other by an interlocking mechanism so as to be extendable in the depth direction of the hoistway, and one side is above the hoistway side landing device. A movable ceiling face plate that is pivotally attached to the edge via a horizontal pivot axis, and the other side is engaged to the ceiling of the building side landing via the horizontal pivot axis, and a plurality of plates are connected to each other. Are arranged in parallel and are engaged with each other by an interlocking mechanism so as to be extendable in the depth direction of the hoistway, and one side is connected to the side edge of the landing entrance of the hoistway side landing device via a vertical pivot axis. The other side constitutes the platform entrance side plate pivotally attached to the side edge of the opening of the building side landing via the vertical pivoting axis, and the main part of the floor of the building side landing. The edge is pivotally attached to the floor of the building side landing via the horizontal pivot axis, and the edge on the hoistway side is raised and lowered A road-side movable floor plate and a building-side movable floor plate arranged in a superimposed manner are provided.

  In the elevator apparatus for a seismic isolation building according to the present invention, the seismic isolation building swings with respect to the base building by the function of the seismic isolation device at the time of occurrence of the earthquake and is relatively displaced in the horizontal direction. At this time, the car guide rail and the counterweight guide rail swing and elastically deform and tilt, and the two of the lower rail holding frame and the upper rail holding frame are displaced in the horizontal direction. And the member which comprises an entrance / exit passage between a hoistway side landing apparatus and a building side entrance / exit frame displaces without responding to a deformation | transformation without a deformation | transformation, such as a bending | flexion, with respect to a displacement at the time of the occurrence of an earthquake.

  That is, the hoistway side landing device, the hoistway side movable floor plate, the building side movable floor plate, the movable ceiling surface plate, and the landing entrance side plates on both sides are displaced without being deformed. Therefore, when an earthquake occurs, no excessive load is applied to the related members such as the hoistway-side landing device and no moment is generated, and the structure of the getting-on / off passage-related members such as the hoistway-side landing device is simplified. It can be lightened and has the effect of reducing production costs.

Embodiment 1 FIG.
1-11 is a figure which shows embodiment of this invention, FIG. 1 is a longitudinal cross-sectional view which shows conceptually the elevator apparatus for seismic isolation buildings, FIG. 2 is a front view of the building side landing of FIG. 3 is an enlarged view of part A in FIG. 1, FIG. 4 is an enlarged view of part B in FIG. 3, FIG. 5 is a right side view of the hoistway side landing device in FIG. 3, and FIG. 7 is a plan view of the main part of FIG. 3, FIG. 8 is a diagram showing a state in which the rail holding frame is displaced in the depth direction of the hoistway in FIG. 3, FIG. 9 is a plan view of FIG. FIG. 11 is a view corresponding to FIG. 6 corresponding to FIG. 10, showing a state in which the frame is displaced in the frontage direction of the hoistway.

  In the figure, a base-isolated building 3 is supported on a base building 1 constructed on the ground via a base-isolating device 2, and the base-isolating building 1 is isolated from the base building 1 by the function of the base-isolating device 2 at the time of an earthquake. The body 3 is relatively displaced in the horizontal direction. And the hoistway 4 is provided in each of the base building body 1 and the seismic isolation building body 3, and it mutually arrange | positions through vertically. In addition, the car guide rails 5 are vertically installed in the hoistway 4 so as to be separated from each other in the horizontal direction and in parallel to guide the elevator car 6 to move up and down.

  Further, the counterweight guide rails 7 are vertically installed in the hoistway 4 so as to be separated from each other in the horizontal direction and in parallel with each other to guide the elevator counterweight 8 to move up and down. And the building side landing 9 opened to the hoistway 4 is provided in each of the base building 1 and the seismic isolation building 3. Further, in the hoistway 4 above and below the building-side landing 9 provided in the hoistway 4 at a position close to the seismic isolation device 2, the car guide rail 5 and the counterweight guide rail 7 are provided by the bracket 10. Supported by the hoistway 4.

  Further, in the building side landing 9 provided in the hoistway 4 at a position close to the seismic isolation device 2, the lower rail holding frame 11 having a square shape on the horizontal projection plane is provided at a location corresponding to the seismic isolation device 2. It is arranged at the position facing the floor. In addition, the upper rail holding frame 12 having a square shape on the horizontal projection plane is provided at the location corresponding to the seismic isolation device 2 and is located on the hoistway 4 at the position close to the seismic isolation device 2. It arrange | positions in a surface facing position.

  And in the location corresponding to the building side landing 9 near the seismic isolation device 2, the guide rail 5 for the car and the guide rail 7 for the counterweight are arranged inside the rail holding frame of the lower rail holding frame 11 and the upper rail holding frame 12. Fastened and held at predetermined positions in the horizontal direction. Further, an oblique retainer 13 is provided between the car guide rail 5 fastening portion of the upper rail holding frame 12 and the end portion of the lower rail holding frame 11 on the side opposite to the car guide rail 5.

  Further, a hoistway side landing device 14 described below is provided between the lower rail holding frame 11 and the upper rail holding frame 12 so as to face the building side landing 9. That is, the lower rail holding frame 11 is provided with a sill 15 and its longitudinal length is disposed along the frontage direction of the hoistway 4 and is not displaceable in the longitudinal direction, and the longitudinal direction is horizontally disposed and the horizontal pivot axis. Is pivotally attached by a lower pin 16 forming A landing frame 18 provided with a hoistway 4 side landing entrance 17 on the sill 15 is erected. Note that J shown in FIGS. 5 and 8 is the width dimension of the landing entrance 17.

  A hanger case 19 is attached to the upper edge of the landing frame 18, and a landing door 20 is suspended from a door rail attached to the hanger case 19, and the landing opening 17 is opened and closed by the operation of the landing door 20. Is done. Further, a girder member 21 is arranged on the upper side of the hanger case 19 along the length of the hanger case 19, and a guide rod 22 is erected on the girder member 21 so that the length is arranged in the vertical direction.

  Then, a sliding piece 24 that forms a gap in the guide rod 22 and is fitted into a mounting bracket 23 erected on the upper surface of the hanger case 19 to form a vertical sliding mechanism is provided. In addition, a sliding body 25 that forms a horizontal sliding mechanism is provided on the upper surface of the girder member 21, and engagement grooves are provided on both surfaces in the depth direction of the hoistway 4. A pivot piece 26 is arranged on the upper side of the sliding body 25, a groove-shaped recess is provided on the lower surface, and a protrusion is formed at the opening of the groove-shaped recess. A gap is formed in the groove and fitted.

In addition, the attachment piece 27 provided at the opposite end of the upper rail holding frame 12 to the building-side landing 9 and the upper end of the pivot piece 26 are arranged along the frontage direction of the hoistway 4 so that the length is longer. It is pivotally mounted by means of an upper pin 28 which is arranged horizontally and forms a horizontal pivot axis.
The main rope 30 is wound around a hoisting machine 29 installed in the machine room above the seismic isolation building 3, and the car 6 and the counterweight 8 are connected to both ends of the main rope 30.

Further, a shock absorber 31 is erected in the pit of the hoistway 4 in the base building 1 and is disposed to face the car 6 and the counterweight 8.
And the edge part of the one side of the hoistway side movable floor board 33 is pivotally attached to the lower edge part of the hoistway side landing apparatus 14 via the horizontal pivot axis which consists of the lower connection pins 32, and the other side is the building side landing 9 The polymer is placed on the floor surface.

  Moreover, the floor of the building side landing 9 is provided via a horizontal pivot axis in which an edge on the side of the hoistway 4 is provided with a hinge 35 that is provided with a building side movable floor plate 34 that forms a main part of the floor of the building side landing 9. It is pivotally attached to. And the edge part by the side of the hoistway 4 of the building side movable floor surface board 34 overlaps with the hoistway side movable floor surface board 33, and is arrange | positioned. Moreover, the building side entrance / exit frame 36 facing the hoistway side landing device 14 is provided in the building side landing 9.

  A movable ceiling plate 37 described below is provided between the upper edge of the landing frame 18 of the hoistway-side landing device 14 and the upper edge of the building-side entrance / exit frame 36. That is, the movable ceiling surface plate 37 is configured to be extendable and contractible in the depth direction of the hoistway 4, and a strip-shaped plate body 38 is disposed along the frontage direction of the hoistway 4. Sheets are arranged and the edges in the width direction are arranged to overlap each other.

  Each plate 38 is engaged with each other by an interlocking mechanism 39 including a pantograph mechanism, and moves at a predetermined interval in the depth direction of the hoistway 4 when the movable ceiling surface plate 37 expands and contracts. In the interlocking mechanism 39, two links are pivotally attached to each other in an X-shape, and the pivotally attached portion of the X-shaped link body is pivotally attached to the plate 38. Then, the pivoting ends of the two links are pivotally attached to the pivoting ends of the links of the X-shaped link bodies provided on the adjacent plate bodies 38 to constitute the interlocking mechanism 39.

  In addition, two sets of interlocking mechanisms 39 are provided apart from each other in the frontage direction of the hoistway 4 of the movable ceiling face plate 37. The movable ceiling face plate 37 is pivotally attached to the upper edge portion of the building-side entrance / exit frame 36 via a horizontal pivot axis composed of pins, and the edge portion on the hoistway side landing device 14 side will be described in detail later. It is pivotally attached to the upper edge of the hoistway side landing device 14 by a pivoting mechanism 40 that forms a horizontal pivot axis.

  In other words, the pivot attachment mechanism 40 includes the mounting arm 41 projecting from the upper edge of the landing frame 18 of the hoistway side landing device 14 toward the building side landing 9 and the edge of the landing frame 18 of the hoistway side landing device 14 on the movable ceiling face plate 37. The mounting plate 42 is provided on the side of the landing frame 18 and overlaps with the mounting arm 41 at the upper edge of the landing frame 18, and the pin 43 is inserted into the horizontally long slot provided in the mounting arm 41 and the mounting plate 42. Composed.

  A landing entrance side plate 44 described below is provided between the side edge of the landing frame 18 of the hoistway side landing apparatus 14 and the side edge of the building side entrance / exit frame 36. That is, the hall entrance / exit side plate 44 is configured to be stretchable in the depth direction of the hoistway 4, the strip-like plate body 45 is arranged along the vertical direction in the longitudinal direction, and a plurality of plates are arranged in the depth direction of the hoistway 4. The edges in the width direction are arranged to overlap each other.

  The plate bodies 45 are engaged with each other by an interlocking mechanism 46 similar to the interlocking mechanism 39 described above, and move at a predetermined interval in the depth direction of the hoistway 4 when the landing doorway side plate 44 expands and contracts. In addition, two sets of interlocking mechanisms 46 are provided apart from each other in the vertical direction of the landing entrance side plate 44.

  The edge of the landing entrance side plate 44 on the hoistway side landing device 14 side is pivotally attached to the edge of the hoistway side landing device 14 on the side of the landing frame 18 via a vertical pivot axis consisting of pins 47. Further, the edge of the boarding entrance / exit side plate 44 on the building side entrance / exit frame 36 side is pivotally attached to the side edge of the building side entrance / exit frame 36 through a vertical pivot axis composed of pins 48.

  In the seismic isolation building elevator apparatus configured as described above, the lower rail holding frame 11 is disposed at a position corresponding to the floor surface of the building-side landing 9 provided at the location corresponding to the seismic isolation apparatus 2 of the hoistway 4, and The upper rail holding frame 12 is arranged at a position corresponding to the upper side of the ceiling surface in the building side landing 9 provided with the lower rail holding frame 11 facing the lower rail holding frame 11. Then, the car guide rail 5 and the counterweight guide rail 7 which are erected are fastened inside the lower rail holding frame 11 and the upper rail holding frame 12 at the place corresponding to the seismic isolation device 2 of the hoistway 4. Each is held in a predetermined position in the horizontal direction.

  Further, a hoistway-side landing device 14 is arranged between the holding frame members of the lower rail holding frame 11 and the upper rail holding frame 12, and the lower edge portion of the lower rail holding frame 11 is a horizontal pivot axis by the lower pin 16. It is pivotally attached through. The upper edge portion of the hoistway side landing device 14 is engaged with the upper rail holding frame 12 so as to be displaceable by a vertical sliding mechanism using a sliding piece 24 and a horizontal sliding mechanism using a sliding body 25, and It is pivoted via a horizontal pivot axis with pins 28.

  Further, the hoistway side movable floor plate 33 is pivotally attached to the lower edge portion of the hoistway side landing device 14 via the horizontal pivot axis by the lower connection pin 32, and the rotation end side is on the floor surface of the building side landing 9. Polymerized and arranged. The building-side movable floor plate 34 is pivotally attached to the floor of the building-side landing 9 via a horizontal pivot axis composed of a hinge 35, and the rotating end side is superposed with the hoistway-side movable floor plate 33. .

  Moreover, one side of the movable ceiling surface plate 37 is pivotally attached to the upper edge portion of the landing frame 18 of the hoistway side landing device 14, and the other side is pivotally attached to the upper edge portion of the building side entrance / exit frame 36, so that the movable ceiling surface plate 37 is landing. It is provided between the frame 18 and the upper edge of the building side entrance / exit frame 36. A landing entrance side plate 44 is provided between the side edge of the landing frame 18 of the hoistway side landing device 14 and the side edge of the building side entrance / exit frame 36.

  Further, one side of the landing entrance side plate 44 is pivotally attached to the edge portion of the hoistway side landing device 14 on the side of the landing frame 18 via a vertical pivot axis composed of pins 47, and the other side is the side edge of the building side entrance / exit frame 36. It is pivotally attached to the part via a vertical pivot axis consisting of pins 48. An entrance / exit passage is formed by the hoistway-side movable floor plate 33, the building-side movable floor plate 34, the movable ceiling surface plate 37, and the landing entrance / exit side plates 44 on both sides between the building-side entrance / exit frame 36 and the hoistway-side landing device 14.

  In the elevator apparatus for a seismic isolation building having such a configuration, the seismic isolation building 3 is arranged at a position immediately above the base building 1 in a normal time without an earthquake, and the hoistway of each of the base building 1 and the base isolation building 3 4 is arranged on one vertical line, and a car guide rail 5 and a counterweight guide rail 7 are arranged vertically.

  And the building side entrance / exit frame 36 and the hoistway side landing apparatus 14 are each arrange | positioned in a vertical attitude | position, and are mutually arrange | positioned facing each other. Further, the lower rail holding frame 11, the upper rail holding frame 12, the hoistway side movable floor plate 33 and the building side movable floor plate 34 are arranged in a horizontal posture, and the landing doorway side plate 44 is arranged in a vertical posture. Thereby, the hoistway 4 related apparatus of the elevator apparatus for seismic isolation building is arrange | positioned in the state shown in FIGS.

  And when an earthquake occurs and the shaking in the depth direction of the hoistway 4 occurs, the seismic isolation building 3 is horizontal in the depth direction of the hoistway 4 with respect to the base building 1 by the function of the seismic isolation device 2. It is displaced to. At this time, the car guide rail 5 and the counterweight guide rail 7 are elastically deformed, and the lower rail holding frame 11 and the upper rail holding frame 12 are displaced in the depth direction of the hoistway 4.

  In this state, the hoistway side landing device 14 is pivoted to the lower rail holding frame 11 side by the lower pin 16 and the upper edge is pivoted to the upper rail holding frame 12 by the upper pin 28. It inclines without deformation such as bending with respect to the vertical line. Further, since the hoistway side landing device 14 is connected to the upper rail holding frame 12 through a vertical sliding mechanism by the sliding piece 24, a change in the mutual interval between the lower rail holding frame 11 and the upper rail holding frame 12 is performed. Without any deformation such as bending.

  The hoistway side movable floor plate 33 and the building side movable floor plate 34 are slid and displaced with each other by displacement in the depth direction of the hoistway 4 of the lower rail holding frame 11. Further, the hoistway side movable floor plate 33 is pivotally attached to the lower rail holding frame 12 side by the lower connection pin 32, and the building side movable floor plate 34 is pivotally attached to the floor of the building side landing 9 by the hinge 35. For this reason, both of the above are pivoted with respect to the vertical displacement of the lower rail holding frame 11 to cope with deformation such as bending.

  Further, the movable ceiling face plate 37 is configured to be extendable and retractable, and one side is pivotally attached to the hoistway side landing device 14 side, and the other side is pivotally attached to the building side entrance / exit frame 36 side. It is provided between the upper edges of the building side entrance / exit frame 36. Thus, the vertical displacement of the landing frame 18 accompanying the inclination of the hoistway side landing device 14 is displaced without being deformed such as bending.

  Since the hall entrance / exit side plate 44 is configured to be extendable and contractable, it corresponds to the displacement in the depth direction of the hoistway 4 of the hoistway side hall device 14 without deformation such as bending. Thus, when an earthquake occurs and the lower rail holding frame 11 and the like are displaced in the depth direction of the hoistway 4, the state shown in FIGS.

  Further, when an earthquake occurs and a swing in the frontage direction of the hoistway 4 occurs, the seismic isolation building 3 is leveled in the frontage direction of the hoistway 4 with respect to the base building 1 by the function of the seismic isolation device 2. Displace in the direction. Then, the lower rail holding frame 11 and the upper rail holding frame 12 are displaced in the horizontal direction in the opening direction of the hoistway 4. Further, the hoistway side landing device 14 is fixedly attached to the front edge direction of the hoistway 4 on the lower rail holding frame 11 side.

  The hoistway side landing device 14 is engaged with the upper rail holding frame 12 at the upper edge portion by a vertical sliding mechanism by the sliding piece 24 and a horizontal sliding mechanism by the sliding body 25. For this reason, the hoistway side landing device 14 is displaced in the horizontal direction together with the lower rail holding frame 11 in the frontage direction of the hoistway 4 without deformation such as bending. In addition, the hoistway side landing can also be applied to changes in the mutual positions of the lower rail holding frame 11 and the upper rail holding frame 12 when the two are relatively displaced horizontally in the frontage direction of the hoistway 4. The device 14 responds without deformation such as bending.

  And the hoistway side movable floor board 33 is displaced in the frontage direction of the hoistway 4 together with the lower rail holding frame 11 by the displacement in the frontage direction of the hoistway 4 with respect to the building side entrance / exit frame 36 of the lower rail holding frame 11. At this time, the hoistway side movable floor plate 33 slides relative to the building side movable floor plate 34 and is displaced without deformation such as bending. Further, since the movable ceiling surface plate 37 is configured to be extendable and contractable, it corresponds to the displacement in the opening direction of the hoistway 4 of the upper rail holding frame 12 without being deformed such as bending.

  Further, the hall entrance / exit side plate 44 is configured to be extendable and contracted, and one side is pivotally attached to the edge of the landing frame 18 of the hoistway side hall device 14 via a vertical pivot axis consisting of pins 47, and the other side is constructed. It is pivotally attached to the side edge of the body side entrance / exit frame 36 via a vertical pivot axis consisting of pins 48. For this reason, it respond | corresponds without deformation | transformation of bending etc. with respect to the opening direction displacement of the hoistway 4 which occurred between the lower rail holding frame 11 and the building side entrance / exit frame 36. FIG. Thus, when an earthquake occurs and the lower rail holding frame 11 and the like are displaced in the depth direction of the hoistway 4, the state shown in FIGS.

  As described above, the seismic isolation building 3 swings relative to the base building 1 by the function of the seismic isolation device 2 when an earthquake occurs, and is relatively displaced in the horizontal direction. At this time, the car guide rail 5 and the counterweight guide rail 7 swing and elastically deform and tilt, and the lower rail holding frame 11 and the upper rail holding frame 12 are shown in FIG. So that it is displaced horizontally. In response to the displacement at the time of the occurrence of the earthquake, the members constituting the boarding passage between the hoistway-side landing device 14 and the building-side entrance / exit frame 36 can be displaced without deformation such as bending. To do.

  That is, the hoistway-side landing device 14, the hoistway-side movable floor plate 33, the building-side movable floor plate 34, the movable ceiling surface plate 37, and the landing entrance / exit side plates 44 on both sides are displaced without deformation such as bending. Therefore, an excessive load is not applied to a related member such as the hoistway side landing device 14 or the like at the occurrence of an earthquake, and a moment is not generated. It can be manufactured with a light and thin material, and the manufacturing cost can be reduced.

BRIEF DESCRIPTION OF THE DRAWINGS It is a figure which shows Embodiment 1 of this invention, Comprising: The longitudinal cross-sectional view which shows notionally the elevator apparatus for base isolation buildings. The front view of the building side hall of FIG. The A section enlarged view of FIG. The B section enlarged view of FIG. The right view of the hoistway side landing apparatus in FIG. CC sectional view taken on the line of FIG. The principal part top view of FIG. The figure which shows the state which the rail holding frame displaced in the depth direction of the hoistway in FIG. The top view of FIG. The figure which shows the state which the rail holding frame displaced in the frontage direction of the hoistway in FIG. FIG. 6 is a diagram corresponding to FIG. 10.

Explanation of symbols

  1 base building, 2 seismic isolation device, 3 seismic isolation building, 4 hoistway, 5 car guide rail, 6 car, 7 counterweight guide rail, 8 counterweight, 9 building side landing, 11 lower side Rail holding frame, 12 upper rail holding frame, 14 hoistway side landing device, 16 lower pin (horizontal pivot axis), 17 landing doorway, 18 landing frame, 20 landing door, 24 sliding piece (vertical sliding mechanism) ), 25 sliding body (horizontal sliding mechanism), 28 upper pin (horizontal pivot axis), 32 lower connecting pin (horizontal pivot axis), 33 hoistway side movable floor plate, 34 building side movable floor plate, 35 Hinge (horizontal pivot axis), 37 movable ceiling plate, 38 plate body, 39 interlock mechanism, 40 pivot mechanism (horizontal pivot axis), 44 landing entrance side plate, 45 plate body, 46 interlock mechanism, 47 pin (vertical pivot) Attached axis), 48 Pin (vertical pivot axis).

Claims (1)

A base-isolated building that is supported on a base building via a base isolation device and is displaced relative to the base building in the horizontal direction during an earthquake,
A hoistway of an elevator provided in each of the base building and the base-isolated building and arranged vertically through each other,
The elevator car is erected parallel to and separated from the hoistway to guide the elevator car up and down, and is separated from the car guide rail and the hoistway that are elastically deformed and inclined at the location corresponding to the seismic isolation device in the event of an earthquake A guide rail for a counterweight that is installed in parallel and guides the lifting and lowering of the counterweight of the elevator, and that is elastically deformed and inclined at the location corresponding to the seismic isolation device during an earthquake,
The car guide rail and the counterweight guide rail, which are formed in a square shape on the horizontal projection plane and are provided at the locations corresponding to the seismic isolation devices and fastened inside, are held in predetermined positions in the horizontal direction, and A lower rail holding frame arranged at the floor facing position of the building side landing provided in the hoistway at a position close to the seismic isolation device and an upper rail holding frame arranged at the ceiling facing position of the building side landing;
A landing frame provided between the lower rail holding frame and the holding frame member of the upper rail holding frame and arranged to face the building side landing, and provided with a landing doorway on the hoistway side, and a landing door device. Provided, the lower edge is pivotally attached to the lower rail holding frame via a horizontal pivot axis, and the upper edge is horizontally pivoted on the upper rail holding frame, the vertical sliding mechanism and the horizontal sliding A hoistway side landing device engaged via a mechanism;
A hoistway-side movable floor plate that is pivotally attached to the lower edge portion of the hoistway-side landing device via a horizontal pivot axis and is superposed on the floor surface of the building-side landing, and
A plurality of plates are arranged in parallel with their edges overlapped with each other and engaged with each other by an interlocking mechanism so as to be stretchable in the depth direction of the hoistway, and one side is above the hoistway side landing device. A movable ceiling face plate pivotally attached to the edge via a horizontal pivot axis, and the other side engaged to the ceiling of the building side landing via the horizontal pivot axis;
A plurality of plates are arranged in parallel with their edges overlapped with each other, and are engaged with each other by an interlocking mechanism so as to be stretchable in the depth direction of the hoistway, and one side is a landing of the hoistway side landing device A platform entrance / exit side plate pivotally attached to the side edge of the entrance / exit via a vertical pivot axis, and the other side pivoted to the side edge of the opening of the building side landing via the vertical pivot axis,
The edge of the hoistway side is pivotally attached to the floor of the building side landing via a horizontal pivot axis, and the edge of the hoistway side is the hoistway side movable floor. An elevator apparatus for a base-isolated building comprising a face plate and a building-side movable floor plate arranged in a superimposed manner.

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