JP2014091628A - Elevator car upper handrail device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an elevator car upper handrail device easily manufactured and capable of facilitating handling.SOLUTION: A car upper handrail device 11 includes a handrail device body 12 and an extension handrail 13 disposed to be displaceable in the handrail device body 12. The extension handrail 13 includes a movable panel 17 guided by a guiding mechanism part 21 with respect to the handrail device body 12 to be displaced between a forward position and a backward position. An enclosure range surrounded with the handrail device body 12 and the extension handrail 13 is extended by displacing the movable panel 17 from the backward position to the forward position. The guiding mechanism part 21 has a long hole 22 formed in the movable panel 17 along the displacing direction of the movable panel 17, and a plurality of guide bolts 23 formed in the handrail device body 12 to be inserted into the long holes 22.

Description

  The present invention relates to an elevator car handrail device that is provided on a car and surrounds a work area for maintenance and inspection work on the car.

  Conventionally, an extension handrail is connected to a fixed handrail fixed on the car in order to secure a space for installing the door machine and widen a work area for maintenance and inspection on the car. There has been proposed an elevator handrail device for an elevator in which the width of a range surrounded by a fixed handrail and an extended handrail is changed by displacing the door with respect to the fixed handrail. The fixed handrail is composed of a pipe. The extended handrail is slid with respect to the fixed handrail in a state where a part of the extended handrail is inserted into the pipe of the fixed handrail (see Patent Document 1, for example).

Japanese Patent No. 4161072

  However, in the conventional elevator car handrail device, in order to avoid the extension handrail portion inserted into the pipe of the fixed handrail from being caught by a protrusion (for example, a welded portion) in the pipe of the fixed handrail, It is necessary to cut off the protrusions on the inside, and it takes time to manufacture the car handrail device.

  Further, when the extension handrail is slid with respect to the fixed handrail, the extension handrail may come out of the pipe of the fixed handrail. When the extended handrail is detached from the fixed handrail, the extended handrail must be reinserted into the pipe of the fixed handrail, so that the work efficiency when handling the car upper handrail device is lowered.

  The present invention has been made to solve the above-described problems, and an object thereof is to provide an elevator car handrail device that can be easily manufactured and can be easily handled.

  An elevator car handrail device according to the present invention is an elevator car handrail device provided on a car and surrounding a work area for maintenance and inspection work on the car, the handrail device body, and the handrail device body And a movable panel that is displaced between a forward position and a backward position while being guided by the guide mechanism, and includes an extended handrail that is provided on the handrail device body so as to be displaceable. The enclosed range is expanded by moving the movable panel from the retracted position to the advanced position, and the guide mechanism section includes a slot provided in the movable panel along the direction in which the movable panel is displaced, and a handrail device. A plurality of projecting members provided on the main body and respectively passed through the elongated holes.

  According to the elevator car handrail device according to the present invention, the movable panel is displaced with respect to the handrail device body while being guided by the guide mechanism portion. Therefore, the movable panel can be easily manufactured as compared with the conventional pipe. Thereby, a car handrail device can be manufactured easily. In addition, since the guide mechanism section has a long hole provided in the movable panel and a plurality of guide bolts respectively passed through the long hole, the range in which the movable panel is displaced is limited by the long hole. It is possible to prevent the movable panel from being detached from the handrail device main body in the direction in which the movable panel is displaced. Thereby, handling of the car handrail device can be facilitated.

It is a top view which shows the elevator car handrail apparatus by Embodiment 1 of this invention. It is a side view which shows the elevator car handrail apparatus of FIG. It is a top view which shows the handrail apparatus for a car when the extended handrail of FIG. It is a side view which shows the cage railing apparatus of FIG. It is an enlarged view which shows the guide mechanism part of FIG. FIG. 6 is a cross-sectional view taken along line VI-VI in FIG. 5. FIG. 4 is a plan view showing the car handrail device of FIG. 3 in a folded state. It is a side view which shows the cage railing apparatus of FIG. It is a side view which shows the elevator car handrail apparatus by Embodiment 2 of this invention. It is a side view which shows the elevator car handrail apparatus by Embodiment 3 of this invention.

Embodiment 1 FIG.
1 is a plan view showing an elevator car handrail device according to Embodiment 1 of the present invention. FIG. 2 is a side view showing the elevator car upper handrail device of FIG. As shown in FIG. 2, the car 1 has a car room 2 and a car frame 3 that surrounds the car room 2 and supports the car room 2. The car frame 3 includes a lower frame (not shown) that supports the car room 2 from below, an upper frame 4 positioned above the car room 2, and a space between the lower frame and the upper frame 4 on both sides in the width direction of the car room 2. And a pair of vertical columns 5 connecting the two.

  A car doorway is provided in front of the car room 2. Above the car doorway, a door support device 7 supported by the vertical column 5 via a support beam 6 (FIG. 2) is disposed. A car door 8 that opens and closes the car doorway is suspended from the door support device 7. On the door support device 7, a door drive device 9 that generates a driving force for moving the car door 8 is supported. The position of the upper end portion of the door drive device 9 is higher than the position of the upper frame 4. The car doorway is opened and closed by the car door 8 being moved in the direction of the car doorway by the driving force of the door driving device 9. The car door device includes a door support device 7, each car door 8, and a door drive device 9. The space above the door drive device 9 is a door device working space for performing work for installing the car door device.

  The upper frame 4 is provided with a car upper handrail device 11 surrounding a work area for maintenance and inspection work on the car 1. The car upper handrail device 11 includes a handrail device main body 12 and an extended handrail 13 provided on the handrail device main body 12 and displaceable between a reduced position and an extended position with respect to the handrail device main body 12. A work area for maintenance and inspection work on the car 1 is surrounded by the handrail device body 12 and the extension handrail 13. 1 and 2 show the car handrail device 11 when the extended handrail 13 is in the extended position.

  FIG. 3 is a plan view showing the car handrail device 11 when the extended handrail 13 of FIG. 1 is in the contracted position. FIG. 4 is a side view showing the car handrail device 11 of FIG. The surrounding range surrounded by the handrail device main body 12 and the extended handrail 13 is expanded by the extended handrail 13 being displaced from the reduced position (FIGS. 3 and 4) to the extended position (FIGS. 1 and 2). Specifically, the enclosed range surrounded by the handrail device main body 12 and the extended handrail 13 is out of the door device working space as shown in FIGS. 3 and 4 when the extended handrail 13 is in the contracted position. By extending the extension handrail 13 from the reduced position to the extended position, the extended handrail 13 is extended to a range including the door device working space as shown in FIGS.

  The operation of installing the car door device is performed in a state where the extension handrail 13 is displaced to the contracted position to secure a door device working space. After the car door device is installed, the range enclosed by the car handrail device 11 can be widened by displacing the extended handrail 13 to the extended position.

  The handrail device main body 12 has a pair of horizontal handrails 14 that face each other in the width direction of the car 1 (the entrance direction of the car entrance), and a pair of rear handrails 15 that are provided on each of the horizontal handrails 14 and can be fastened to each other. doing. In this example, each horizontal handrail 14 and each rear handrail 15 are formed of square pipes.

  Each horizontal handrail 14 is arranged along the depth direction of the car 1. Each lateral handrail 14 is rotatable about a lateral handrail rotation axis provided on the upper frame 4. The horizontal handrail rotation axis is arranged along the depth direction of the car 1.

  Each rear handrail 15 is provided at the rear end of the horizontal handrail 14 in the depth direction of the car 1. Further, each rear handrail 15 is rotatable about a rear handrail rotation axis provided on the horizontal handrail 14. The rear handrail rotation axis is arranged along the height direction of the horizontal handrail 14.

  The state of the handrail device main body 12 changes between the folded state and the unfolded state due to the rotation of each lateral handrail 14 with respect to the upper frame 4 and the rotation of the rear handrail 15 with respect to the lateral handrail 14.

  When the state of the handrail device main body 12 is in the unfolded state, as shown in FIGS. 1 to 4, the side handrails 14 stand with respect to the upper frame 4 and the end portions of the pair of rear handrails 15. They are in a state of being joined together. As shown in FIGS. 1 and 3, the ends of the pair of rear handrails 15 are detachably fastened by a thumbscrew (fastener) 16. The unfolded state of the handrail device body 12 is maintained by fastening the ends of the pair of rear handrails 15 together.

  The extension handrail 13 includes a pair of movable panels 17 provided at the front end portions of the horizontal handrails 14 and a bar-shaped (long plate-shaped) front handrail 18 connected between the pair of movable panels 17. .

  The movable panel 17 is arranged along the length direction of the horizontal handrail 14 so that the width direction coincides with the height direction of the horizontal handrail 14. Further, in this example, the movable panel 17 is formed by bending three edges (upper edge, lower edge and front edge) excluding the rear edge among the four edges of one metal plate. Is formed.

  The movable panel 17 can be displaced between the forward position (FIGS. 1 and 2) and the backward position (FIGS. 3 and 4) while being guided by the guide mechanism 21 with respect to the lateral handrail 14. The forward movement position of the movable panel 17 is closer to the front surface of the car 1 than the backward movement position of the movable panel 17 in the depth direction of the car 1. The extension handrail 13 is displaced to the expanded position by the displacement of the movable panel 17 to the forward position, and is displaced to the contracted position by the displacement of the movable panel 17 to the backward position. In this example, the car upper handrail device 11 is provided with four guide mechanism portions 21 that respectively guide the upper and lower portions of the two movable panels 17 with respect to the lateral handrail 14.

  Both ends of the front handrail 18 are individually attached to each movable panel 17 with a thumbscrew (fastener) 19. Thereby, the front handrail 18 can be attached to and detached from each movable panel 17. Further, the front handrail 18 is displaced integrally with the movable panel 17 while being attached to the movable panel 17. When the movable panel 17 is displaced between the forward movement position and the backward movement position, the front handrail 18 is displaced along a path passing through the door device working space above the door driving device 9.

  Here, FIG. 5 is an enlarged view showing the guide mechanism portion 21 of FIG. FIG. 6 is a cross-sectional view taken along the line VI-VI in FIG. Each guide mechanism portion 21 includes a long hole 22 provided in the movable panel 17 along a direction in which the extended handrail 13 is displaced, and a plurality of (in this example) each provided in the horizontal handrail 14 and passed through the long hole 22. 2) guide bolts (projecting members) 23.

  Both ends of the long hole 22 are not opened and are closed. Therefore, the range in which the movable panel 17 is displaced with respect to the horizontal handrail 14 is limited by the length of the long hole 22.

  A handrail plate 24 facing the movable panel 17 in the width direction of the car 1 is fixed to each lateral handrail 14 along the height direction of the lateral handrail 14. The handrail device main body 12 includes a handrail plate 24 in addition to the lateral handrail 14 and the rear handrail 15.

  The handrail plate 24 is provided with a plurality of (two in this example) mounting holes (not shown) penetrating the handrail plate 24 in the depth direction of the car 1. Each of the guide bolts 23 is provided at a rod-like threaded portion passed through the elongated hole 22 and the mounting hole, and an end portion of the threaded portion, and a head that prevents the guide bolt 23 from coming out of the elongated hole 22 ( And a stopper part). The outer diameter of the head of the guide bolt 23 is larger than the width dimension of the elongated hole 22. Each guide bolt 23 is attached to the handrail plate 24 in a state in which a fastening nut 25 is screwed into a thread portion passed through the elongated hole 22 and the attachment hole.

  As shown in FIG. 6, threaded portions of the guide bolts 23 are passed between the heads of the guide bolts 23 and the movable panel 17 and between the handrail plate 24 and the movable panel 17. A plurality of resin washers 26 are interposed. In this example, the washer 26 is a nylon (registered trademark) washer.

  The handrail plate 24 is provided with a positioning hole penetrating the handrail plate 24 separately from the mounting hole. The movable panel 17 includes a forward position holding hole 31 that overlaps the position of the positioning hole when the movable panel 17 is in the forward position, and a backward position holding that overlaps the position of the positioning hole when the movable panel 17 is in the backward position. A hole 32 is provided. Each of the forward position holding hole 31 and the backward position holding hole 32 passes through the movable panel 17. The forward position holding hole 31 and the backward position holding hole 32 are provided apart from each other in the direction in which the movable panel 17 is displaced.

  The movable panel 17 is passed through a common thumbscrew (through member) 33 through the forward position holding hole 31 and the positioning hole, and the movable panel 17 and the thumbscrew 33 are engaged with each other, as shown in FIGS. As shown in FIG. 3, the movable panel 17 and the thumbscrew 33 are engaged with each other by passing the common thumbscrew (through member) 33 through the backward position holding hole 32 and the positioning hole as shown in FIG. ~ Hold in the retracted position as shown in FIG. As shown in FIG. 6, a fixing nut 34 to which a thumbscrew 33 is screwed is fixed to the movable panel 17 by welding or the like according to the position of the positioning hole. The insertion / removal of the thumbscrew 33 with respect to the forward position holding hole 31 or the backward position holding hole 32 is performed by turning the thumbscrew 33 to change the screwing amount of the thumbscrew 33 with respect to the fixing nut 34.

  FIG. 7 is a plan view showing the car handrail device 11 of FIG. 3 in a folded state. FIG. 8 is a side view showing the car handrail device 11 of FIG. When the state of the car handrail device 11 is in the folded state, the position of each movable panel 17 is in the retracted position with the front handrail 18 removed from each movable panel 17. Further, when the state of the car upper handrail device 11 is in the folded state, each rear handrail 15 is tilted onto the upper frame 4 in a state where each rear handrail 15 is disposed along each horizontal handrail 14. The folded state of the car upper handrail device 11 is held by the rear handrail 15 being fastened to the horizontal handrail 14 with a thumbscrew and the movable panel 17 being fastened to the horizontal handrail 14 with the thumbscrew 33.

  When the state of the car handrail device 11 is changed from the unfolded state as shown in FIGS. 1 and 2 to the folded state as shown in FIGS. 7 and 8, first, the thumbscrew 33 is moved from the advance position holding hole 31. Each movable panel 17 is displaced to the retracted position. At this time, the front handrail 18 is removed from each movable panel 17. Thereafter, the thumbscrew 33 is inserted into the retracted position holding hole 32 to hold each movable panel 17 in the retracted position.

  Thereafter, the thumbscrews 16 are removed and the rear handrails 15 are individually rotated with respect to the respective lateral handrails 14, and the rear handrails 15 are arranged along the lateral handrails 14 and fastened with the thumbscrews. Thereafter, each horizontal handrail 14 is individually rotated with respect to the upper frame 4, and each horizontal handrail 14 is tilted onto the upper frame 4. In this way, the state of the car handrail device 11 is changed to the folded state. When the state of the car upper rail device 11 is changed from the folded state to the expanded state, the reverse procedure is performed.

  In such a car upper handrail device 11, the movable panel 17 is displaced with respect to the handrail device main body 12 while being guided by the guide mechanism portion 21, thereby eliminating the conventional work of, for example, cutting a protrusion in a pipe. The movable panel 17 can be easily manufactured as compared with the conventional pipe. Thereby, the car handrail device 11 can be easily manufactured, and the manufacturing cost of the car handrail device 11 can be reduced. In addition, since the guide mechanism portion 21 has a long hole 22 provided in the movable panel 17 and a plurality of guide bolts 23 respectively passed through the long hole 22, a range in which the movable panel 17 is displaced. Can be limited by the long hole 22, and the movable panel 17 can be prevented from being detached from the handrail device main body 12 in the direction in which the movable panel 17 is displaced. Thereby, the handling of the car handrail device 11 can be facilitated, and the work efficiency can be improved.

  In addition, since a resin washer 26 is interposed between the head of the guide bolt 23 and the movable panel 17, the frictional force between the guide bolt 23 and the movable panel 17 can be reduced. The movable panel 17 can be smoothly displaced with respect to the handrail device body 12. Further, the vibration of the movable panel 17 generated when the movable panel 17 is rattling with respect to the guide bolt 23 can be absorbed by the elastic force of the washer 26, for example. Can be reduced.

  Further, the movable panel 17 includes an advance position holding hole 31 that overlaps the position of the positioning hole of the handrail plate 24 when the movable panel 17 is in the forward position, and the handrail plate 24 when the movable panel 17 is in the retracted position. A retracted position holding hole 32 that overlaps the position of the positioning hole is provided, and a common thumbscrew 33 is passed through the advanced position holding hole 31 and the positioning hole, whereby the movable panel 17 is held at the advanced position, and the retracted position. The movable panel 17 is held in the retracted position by passing the common thumbscrew 33 through the holding hole 32 and the positioning hole, so that the movable panel 17 is moved forward and backward so as not to be displaced with respect to the handrail device body 12. The movable panel 17 can be held at each position.

  In the above example, the movable panel 17 is produced by bending the edge of a single plate, but a simple plate that does not bend the edge may be used as the movable panel 17.

Embodiment 2. FIG.
FIG. 9 is a side view showing an elevator car handrail device 11 according to Embodiment 2 of the present invention. An upper movable panel 41 and a lower movable panel 42 (a plurality of movable panels 41, 42) that are spaced apart from each other in the height direction of the horizontal handrail 14 are provided at the front end portion of each horizontal handrail 14. In this example, the upper movable panel 41 is formed by bending an upper edge portion and a front edge portion among four edge portions of a single metal plate. Further, in this example, the lower movable panel 42 is formed by bending the lower edge portion and the front edge portion among the four edge portions of one metal plate.

  The car upper rail device 11 is provided with a plurality of (two in this example) guide mechanism portions 21 for individually guiding the upper movable panel 41 and the lower movable panel 42. Thus, each of the upper movable panel 41 and the lower movable panel 42 is provided with a long hole 22, and a plurality of guide holes (two in this example) are passed through the handrail plate 24 through each long hole 22. Bolts 23 are provided. The upper movable panel 41 and the lower movable panel 42 are individually guided by the respective guide mechanisms 21 so that they can be independently displaced between the forward position and the backward position with respect to the lateral handrail 14. The front handrail 18 is attached only to the upper movable panel 41 among the upper movable panel 41 and the lower movable panel 42. The extended handrail 13 includes a pair of upper movable panels 41, a pair of lower movable panels 42, and the front handrail 18.

  The handrail plate 24 is provided with a plurality (two in this example) of positioning holes (not shown) corresponding to the upper movable panel 41 and the lower movable panel 42, respectively. One wing screw 33 is passed through one positioning hole corresponding to the upper movable panel 41, and the other wing screw 33 is passed through the other positioning hole corresponding to the lower movable panel 42.

  Each of the upper movable panel 41 and the lower movable panel 42 is provided with a forward position holding hole 31 and a backward position holding hole 32. The upper movable panel 41 is moved forward by passing one thumbscrew 33 through the forward position holding hole 31 out of the forward position holding hole 31 and the backward position holding hole 32 provided in the upper movable panel 41. When the one thumbscrew 33 is passed through the retracted position holding hole 32, the retracted position is retained. The lower movable panel 42 is moved forward by passing the other thumbscrew 33 through the forward position holding hole 31 out of the forward position holding hole 31 and the backward position holding hole 32 provided in the lower movable panel 42. The other wing screw 33 is passed through the retracted position holding hole 32 and is held in the retracted position. Other configurations are the same as those in the first embodiment.

  In such a car upper handrail device 11, the upper movable panel 41 and the lower movable panel 42 that are arranged apart from each other in the height direction of the horizontal handrail 14 can be displaced independently of the handrail device main body 12. Therefore, compared with the integrated movable panel 17 in the first embodiment, the portion between the upper movable panel 41 and the lower movable panel 42 can be removed, and the weight of the extension handrail 13 can be reduced. . Moreover, since each of the upper movable panel 41 and the lower movable panel 42 can be smaller in size and weight than the movable panel 17 in the first embodiment, each of the upper movable panel 41 and the lower movable panel 42. Can be easily displaced, and handling of the car handrail device 11 can be further facilitated. Furthermore, when the state of the handrail device body 12 is set to the folded state, if only the upper movable panel 41 and the lower movable panel 42 that interfere with the car door device are displaced to the retracted position, the handrail device body 12 Since the handrail device main body 12 can be folded, the time and effort can be reduced. For example, if only the upper movable panel 41 that interferes with the door driving device 9 when the handrail device body 12 is in the folded state among the upper movable panel 41 and the lower movable panel 42 is displaced to the retracted position, the lower stage Even if the movable panel 42 is left in the forward position, the handrail device body 12 can be folded.

  In the above example, the two movable panels 41 and 42 are arranged apart from each other in the height direction of the horizontal handrail 14, but three or more movable panels are separated from each other in the height direction of the horizontal handrail 14. You may arrange. In this case, each movable panel can be independently displaced while being individually guided by the plurality of guide mechanisms 21. In addition, each movable panel is provided with a forward position holding hole 31 and a backward position holding hole 32, and the thumbscrew 33 is passed through the forward position holding hole 31 or the backward position holding hole 32. Each movable panel is individually held at the forward position or the backward position.

Embodiment 3 FIG.
In the second embodiment, the upper movable panel 41 and the lower movable panel 42 can be independently displaced. However, the upper movable panel and the lower movable panel are integrally displaced by connecting the upper movable panel and the lower movable panel. You may make it do.

  10 is a side view showing an elevator car handrail device 11 according to Embodiment 3 of the present invention. An upper movable panel 51 and a lower movable panel 52 (a plurality of movable panels 51, 52) that are arranged apart from each other in the height direction of the lateral handrail 14 are provided at the front end portion of each lateral handrail 14. The configuration of the upper movable panel 51 is the same as the configuration of the upper movable panel 41 in the second embodiment, and the configuration of the lower movable panel 52 is the same as the configuration of the lower movable panel 42 in the second embodiment.

  The upper movable panel 51 and the lower movable panel 52 are connected to each other by a plate-like connecting member 53. The connecting member 53 is fixed to each of the upper movable panel 51 and the lower movable panel 52 with a plurality of bolts 54. Accordingly, the upper movable panel 51 and the lower movable panel 52 are displaced together with the connecting member 53 between the forward position and the backward position with respect to the lateral handrail 14. The extended handrail 13 includes a pair of upper movable panels 51, a pair of lower movable panels 52, a pair of connecting members 53, and the front handrail 18. Other configurations are the same as those of the second embodiment.

  In such a car upper handrail device 11, the upper movable panel 51 and the lower movable panel 52 that are arranged apart from each other in the height direction of the horizontal handrail 14 are connected by the connecting member 53. The panel 52 can be displaced integrally. Thereby, the effort which displaces the upper stage movable panel 51 and the lower stage movable panel 52 can be reduced. Moreover, the part between the upper stage movable panel 41 and the lower stage movable panel 42 can be removed, and the extension handrail 13 can also be reduced in weight.

  In the above example, the two movable panels 51 and 52 are arranged apart from each other in the height direction of the horizontal handrail 14, but three or more movable panels are separated from each other in the height direction of the horizontal handrail 14. You may arrange. In this case, the movable panels are connected to each other by the connecting member 53.

  In the second and third embodiments, the upper movable panels 41 and 51 and the lower movable panels 42 and 52 are manufactured by bending the edge of a single plate. However, a simple plate that does not bend the upper is movable. The panels 41 and 51 and the lower movable panels 42 and 52 may be used.

  In each of the above embodiments, the guide bolt 23 is passed through the elongated hole 22 of the guide mechanism portion 21, but the present invention is not limited to this, and a pin (projecting member) is passed through the elongated hole 22. Also good.

  DESCRIPTION OF SYMBOLS 1 Car, 11 Car upper handrail apparatus, 12 Handrail apparatus main body, 13 Extension handrail, 17 Movable panel, 21 Guide mechanism part, 22 Long hole, 23 Guide bolt (protruding member), 31 Advance position holding hole, 32 Retreat position Hole for holding, 33 Thumb screw (through member), 41, 51 Upper movable panel (movable panel), 42, 52 Lower movable panel (movable panel), 53 Connecting member.

Claims (5)

An elevator car handrail device provided on a car and surrounding a work area for maintenance and inspection work on the car,
A handrail device main body, and an extended handrail provided on the handrail device body so as to be displaceable, having a movable panel that is displaced between a forward position and a backward position while being guided by the guide mechanism section with respect to the handrail device body. With
The enclosed range surrounded by the handrail device body and the extended handrail is expanded by the movable panel being displaced from the retracted position to the advanced position,
The guide mechanism section includes an elongated hole provided in the movable panel along a direction in which the movable panel is displaced, and a plurality of projecting members provided in the handrail device body and respectively passed through the elongated hole. A handrail device for elevator cars. The protruding member is provided with a stopper portion that prevents the protruding member from coming out of the elongated hole.
The elevator car handrail device according to claim 1, wherein a resin washer is interposed between the detachment preventing portion and the movable panel. The handrail device body is provided with a positioning hole,
The movable panel includes an advance position holding hole that overlaps the position of the positioning hole when the movable panel is at the advance position, and a retreat that overlaps the position of the positioning hole when the movable panel is at the retract position. A position holding hole,
The movable panel is held at the advanced position by passing a common threading member through the advance position holding hole and the positioning hole, and the common threading member is inserted into the retracted position holding hole and the positioning hole. The elevator car handrail device according to claim 1 or 2, wherein the elevator car is held in the retracted position by being passed.   The extension handrail has a plurality of the movable panels which are arranged apart from each other in the height direction of the handrail device body and can be independently displaced with respect to the handrail device body. The elevator car handrail device according to any one of the preceding claims.   The said extension handrail has the said several movable panel arrange | positioned mutually apart with respect to the height direction of the said handrail apparatus main body, and the connecting member which connects between the said several movable panels. The elevator car handrail device according to any one of the above.

Images