JP2017052639A - Passenger conveyor and manufacturing method of passenger conveyor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To achieve commonality of components of a curved part handrail guide device in passengers conveyor having different specifications.SOLUTION: In a passenger conveyor, a moving handrail 7 is provided at a curved part which is reversed at a forward path and a return path. The passenger conveyor has a curved part handrail guide device 11 for guiding a circular moving path of the moving handrail 7. The curved part handrail guide device 11 comprises rollers 12 rotating while coming into contact with a rear face of the moving handrail 7, and a plurality of link members 13 which are movably connected to each other and rotatably support the rollers 12. A pedestal 14 having different thickness dimensions can be attached to and detached from the link members 13.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a passenger conveyor and a manufacturing method thereof.

  Passenger conveyors are generally connected endlessly, move between the entrances and exits, balustrades erected on both sides of the travel direction of these steps, and supported by the balustrades in the same direction as the steps A moving handrail, a handrail frame that engages with the back surface of the moving handrail and guides the movement of the moving handrail, and a curved portion where the moving handrail folds back and forth are provided on the moving handrail. A curvilinear handrail guide device for guiding an arcuate movement path.

  And as the curvilinear handrail guide device is provided with a plurality of link members that rotate in contact with the back surface of the moving handrail and that are rotatably connected to each other and rotatably support the rollers, What was described in Unexamined-Japanese-Patent No. 2003-292278 (patent document 1) is known. In this publication, a handrail guide deck (handrail frame) that is attached along the outer edge of the balustrade body and guides the travel of a handrail belt (moving handrail) as a curved handrail guide device, and a handrail belt that travels A roller that rolls into contact with the back surface of the roller, a roller shaft that rotatably supports the roller, and a link member that supports the roller shaft, and a roller unit comprising the roller, the roller shaft, and the link member as a unit, There is described a handrail belt guide device in which both ends of a roller row formed by connecting pin members of a required number of roller units one after another in series are fixed to a handrail guide deck by fixing means (see paragraphs 0010 and 2). ).

JP 2003-292278 A

  By the way, the structure of the balustrade which supports a moving handrail changes with the specifications of a passenger conveyor. For example, a handrail frame that engages the back side of the moving handrail and guides the movement of the moving handrail is attached to the upper end of the balustrade panel, or a deck is disposed at the upper end of the balustrade panel. Some handrail frames having a height dimension larger than the other handrail frame can be attached. These handrail frames have, for example, a hat-shaped cross-sectional shape, and a roller (roller) and a link member of a curvilinear handrail guide device are arranged in the concave portion, and guide the moving handrail in the curvilinear portion. It is supposed to be. In Patent Document 1, the handrail frame is called a guide deck.

  However, in the handrail belt guide device of Patent Document 1, when the height dimension of the handrail frame differs depending on the specifications of the passenger conveyor, it is necessary to prepare link members having different shapes according to the height dimension in advance. There was a problem of inviting improvement.

  An object of the present invention is to share parts of a curved handrail guide device in passenger conveyors having different specifications.

  To achieve the above object, a passenger conveyor according to the present invention comprises a plurality of steps connected endlessly and moving between entrances, a balustrade erected on both sides in the traveling direction of the steps, and the balustrade A handrail that is supported by and moves in the same direction as the step, a handrail frame that engages with the back surface of the handrail and guides the movement of the handrail, and the handrail is forward and backward. A curved portion handrail guide device that guides the movement of the moving handrail, and the curved portion handrail guide device rotates in contact with the back surface of the moving handrail. And a plurality of link members that are movably connected to each other and rotatably support the roller, wherein the link member is at a height position of the roller with respect to the handrail frame. It is characterized by comprising a mounting portion for mounting the seat to vary detachably.

  In order to achieve the above object, a method for manufacturing a passenger conveyor according to the present invention includes a plurality of steps connected endlessly and moving between entrances, and a balustrade erected on both sides in the traveling direction of the steps. A handrail that is supported by the balustrade and moves in the same direction as the step, a handrail frame that engages with the back surface of the handrail and guides the movement of the handrail, and the handrail Is provided on a curved portion that is folded back on the forward path and the return path, and has a curved portion handrail guide device that guides the movement of the movable handrail, and the curved portion handrail guide device contacts the back surface of the movable handrail. And a plurality of link members rotatably connected to each other and rotatably supporting the rollers, the handrail frame as the link member. For a plurality of specifications having different height dimensions of the handrail frame, using a link member having a mounting portion for detachably mounting a base that changes the height position of the roller with respect to the presence or absence of the base, or By selecting a pedestal having a predetermined height from pedestals having different heights, the height position of the roller with respect to the handrail frame is adjusted, and the curving handrail guide device is assembled to the handrail frame. It is characterized by.

  According to the present invention, in a plurality of passenger conveyors having different specifications, by attaching pedestals with different heights to the same link member, or by selecting the presence or absence of a pedestal, hand rail frames having different height dimensions can be obtained. Can respond. As a result, the parts of the curvilinear handrail guide device can be shared among a plurality of passenger conveyors having different specifications, and the cost can be reduced.

It is a schematic block diagram which shows one Example (escalator) of the passenger conveyor to which this invention is applied. It is a side view which shows the curve part of the escalator which concerns on this invention. It is sectional drawing which follows the III-III line of FIG. It is a front view of the link member and pedestal of the curvilinear handrail guide device according to the present invention. It is a perspective view which shows the roller and link member of the curve part handrail guide apparatus which concern on this invention. It is a perspective view which shows the state (with a base) which connected the link member which concerns on this invention. It is a side view which shows the curve part of the specification different from the escalator of FIG. It is sectional drawing which follows the VIII-VIII line of FIG. It is a perspective view which shows the state (no pedestal) which connected the link member which concerns on this invention.

  Hereinafter, an embodiment of a passenger conveyor according to the present invention will be described with reference to the drawings.

  Passenger conveyors include escalators installed between different floors of the building, and moving walkways where the tread is not stepped and is installed with a horizontal or gentle slope. The present invention can be applied to both escalators and moving walkways. In general, in the escalator, the tread is called a step. On a moving walk, the tread is called a pallet. However, in a moving sidewalk, there is a case where it is a step without distinguishing a tread from an escalator.

  Hereinafter, an escalator will be described as an example of a passenger conveyor according to the present invention. In the following description, the width direction is a direction perpendicular to the traveling direction of the steps or pallets and parallel to the horizontal plane.

  FIG. 1 is a schematic configuration diagram showing an embodiment (escalator) of a passenger conveyor to which the present invention is applied.

  As shown in FIG. 1, the escalator 1 includes a frame 4 that is installed between a lower floor 2 and an upper floor 3. The escalator 1 is connected endlessly in the frame 4 to get on and off the lower floor 2. A plurality of steps 5 moving between the mouth and the entrance / exit of the upper floor 3 are accommodated. A balustrade 6 is erected on both sides of the step 5 in the traveling direction, and a handrail 7 that moves in the same direction as the step 5 is supported by the balustrade 6.

  The moving handrail 7 changes its traveling direction at both ends of the balustrade 6 and circulates between the entrance / exit of the lower floor 2 and the entrance / exit of the upper floor 3. For this reason, folded portions are formed at both ends of the balustrade 6 where the movable handrail 7 is folded back in the forward path and the backward path. The folded portion of the moving handrail 7 is composed of a curved portion A.

  FIG. 2 is a side view showing a curved portion of the passenger conveyor according to the present invention.

  As shown in FIG. 2, the curved portion A is provided with a curved portion handrail guide device 11 that guides the moving handrail 7 along an arcuate movement path. The curvilinear handrail guide device 11 includes a roller 12 that rotates in contact with the back surface of the moving handrail 7, a plurality of link members 13 that are rotatably connected to each other and rotatably support the roller 12, and links And a base 14 of the member 13.

  3 is a cross-sectional view taken along line III-III in FIG.

  The balustrade 6 of the present embodiment includes a balustrade panel 9, a deck 10 disposed on the outer periphery of the balustrade panel 9, a handrail frame 8 attached to the outer peripheral side of the deck 10, and a curvilinear handrail guide device 11. I have. The handrail frame 8 has a hat-shaped cross-sectional shape.

  That is, the handrail frame 8 has a groove (concave portion) 8a formed along the longitudinal direction (moving direction) of the moving handrail 7 and guide portions 8b formed at both ends in the width direction of the groove 8a. . The groove 8a is disposed with the bottom 8c in contact with the deck 10 and the groove-shaped opening side faces outward of the moving handrail 7 formed in an endless shape. The guide portion (ridge portion) 8b is a hat-shaped flange portion and is formed so as to protrude from the opening side end portion of the groove portion 8a to both sides.

  The curvilinear handrail guide device 11 composed of the pedestal 14, the roller 12, and the link member 13 is disposed inside the groove 8a. A part of the roller 12 protrudes to the outside of the groove 8 a and comes into contact with the back surface of the moving handrail 7. The roller 12 rolls relative to the moving handrail 7 as the moving handrail 7 moves. The pedestal 14 changes the height position of the roller 12 with respect to the handrail frame 8.

  As shown in FIGS. 5 and 7, a guide portion 8 b of the handrail frame 8 is engaged with the back surface of the moving handrail 7. Both end portions in the width direction of the guide rail 8b curved in the U shape of the moving handrail 7 are slidably engaged. The movement of the handrail 7 is guided by the guide portion 8b of the handrail frame 8. The handrail frame 8 is disposed on each of the linear movement path and the arc-shaped movement path of the moving handrail 7. The arc-shaped movement path is a curved portion A where the movable handrail 7 is turned back and forth, and the curved portion handrail guide device 11 including the pedestal 14, the roller 12, and the link member 13 is provided in the curved portion A. However, it is not provided in the linear movement path.

  FIG. 4 is a front view of the link member and the pedestal of the curvilinear handrail guide device according to the present invention. FIG. 5 is a perspective view showing a roller and a link member of the curvilinear handrail guide device according to the present invention.

  As shown in FIGS. 4 and 5, the link member 13 has rollers 12 disposed on both sides in the short direction, a protrusion 13 a at one end 13 f in the longitudinal direction, and a hole 13 b at the other end 13 g in the longitudinal direction. Each is provided. The short direction of the link member 13 is a direction along the rotation axis 12 a of the roller 12, and the long direction of the link member 13 is a direction perpendicular to the rotation axis 12 a of the roller 12.

  In the link member 13, the width dimension of the end portions 13f and 13g located at both ends of the center portion 13e in the longitudinal direction is about ½ of the width size of the center portion 13e where the rotation shaft 12a of the roller 12 is disposed. Is formed. The width direction of the link member 13 is the same direction as the short direction described above. The end portion 13f is provided at a position that is offset from the center in the short direction toward one of the two rollers 12 in the short direction. Further, the end portion 13g is provided at a position that is offset from the center in the short direction toward the other of the two rollers 12 in the short direction.

  An attachment portion for attaching the pedestal 14 is formed in the central portion 13e of the link member 13. The attachment part of the base 14 is comprised by the recessed part 13c formed in the back surface of the link member 13, and the bending part 13d. The back surface of the link member 13 is a surface facing the bottom 8c side of the groove 8a of the handrail frame 8, and the surface of the link member 13 is a surface facing the contact surface side of the moving handrail 7 with the roller 12. is there. That is, the attachment portions 13c and 13d to which the pedestal 14 is attached are provided on the end surfaces in the direction perpendicular to the longitudinal direction of the central portion 13e and in the direction perpendicular to the short direction.

  On the other hand, a protrusion 14 a that can be fitted into the recess 13 c is formed at the upper end of the pedestal 14, and the pedestal 14 is attached to the back surface of the link member 13 in the escalator specification using the handrail frame 8. Further, the pedestal 14 is fitted and fixed to the link member 13. That is, a bent portion 13d is formed at the end of the concave portion 13c, and a groove 14b that engages the bent portion 13d is formed at the neck portion of the protrusion 14a. Thereby, the protrusion 14a can be fitted into the recess 13c without using a tool or the like. Further, due to the engagement between the bent portion 13d and the groove 14b, the fitting between the concave portion 13c and the protruding portion 14a has a fitting strength that is not released by the load accompanying the guide of the moving handrail 7. ing.

  In the present embodiment, the concave portion 13c and the bent portion 13d constitute an engaging portion on the link member 13 side, and the protrusion 14a and the groove 14b constitute an engaging portion on the pedestal 14 side. The base 14 can be assembled to the link member 13 by engaging the engaging portions 13c and 13d on the link member 13 side with the engaging portions 14a and 14b on the base 14 side. In this embodiment, the pedestal 14 is configured to be detachable from the link member 13 by the engaging portions 13c, 13d, 14a, and 14b described above.

  FIG. 6 is a perspective view showing a state in which the link members according to the present invention are connected.

  The convex portion 13a of the link member 13 is loosely fitted into the hole 13b of the adjacent link member 13, and a plurality of link members 13 are connected and arranged in the curved portion A. A connecting body (link member row) in which a plurality of link members 13 are connected constitutes the curved handrail guide device 11. The base body 14 is attached to the connection body to which the plurality of link members 13 are connected before being arranged on the curved portion A of the passenger conveyor. Moreover, the fixing tool 15 is connected to one end part of the connecting body to which the plurality of link members 13 are connected, and the fixing tool 16 is connected to the other end part of the connecting body.

  The fixture 15 is provided with a convex portion 15 a, and the convex portion 15 a is loosely fitted in the hole 13 b of the link member 13, thereby connecting the fixture 15 to the connecting body of the link member 13. A through hole 15 b is provided in the fixture 15, and a bolt (not shown) is inserted into the through hole 15 b to fix the fixture 15 to the handrail frame 8.

  A hole 16 a is provided in the fixture 16, and the convex portion 13 a of the link member 13 is loosely fitted in the hole 16 a so that the fixture 16 is connected to the connecting body of the link member 13. The fixing tool 16 is provided with a screw portion 16b, and the fixing tool 16 is fixed to the handrail frame 8 by screwing a nut (not shown) into the screw portion 16b.

  The fixtures 15 and 16 are components that constitute a part of the curved handrail guide device 11.

  The fixing tools 15 and 16 are shown as an example of a fixing method, and the fixing method is not limited to the fixing method using the fixing tools 15 and 16 in implementing the present invention. Moreover, the fixing tool 15 and the fixing tool 16 may be connected to the opposite side with respect to the connecting body of the link member 13. Further, the fixing member 15 may be provided with the screw portion 16b, and the fixing tool 16 may be provided with the through hole 15b.

  FIG. 7 is a side view showing a curved portion having a specification different from that of the escalator of FIG. 8 is a cross-sectional view taken along line VIII-VIII in FIG.

  The height dimension of the handrail frame 80 shown in FIGS. 7 and 8 is different from the height dimension of the handrail frame 8 described in FIGS. 2 and 3. The height dimensions of the handrail frames 8, 80 vary depending on the specifications of the escalator.

  In the escalator shown in FIGS. 2 and 3, the deck 10 is disposed on the upper end of the balustrade panel 9 and the outer periphery of the curved portion, and the handrail frame 8 is attached to the deck 10. On the other hand, in the escalator shown in FIGS. 7 and 8, the handrail frame 80 is directly attached to the upper end of the balustrade panel 9 and the outer periphery of the curved portion. The handrail frame 80 attached directly to the balustrade panel 9 has a smaller height dimension than the handrail frame 8 attached to the balustrade panel 9 via the deck 10.

  The handrail frame 80 differs from the handrail frame 8 in height (depth of the groove 80a) and shape of the bottom 80c, but the other configurations are substantially the same as the handrail frame 8.

  Therefore, in the present embodiment, ingenuity is made in order to share the parts of the curvilinear handrail guide device 11. Specifically, as shown in FIGS. 2 to 4, the curvilinear handrail guide device 11 is detachably attached to the link member 13 and is determined according to the height dimension of the handrail frames 8 and 80. A pedestal 14 having a predetermined height is provided.

  For this reason, in the case of the handrail frame 80, the pedestal 14 attached to the link member 13 is changed to a lower one than the pedestal 14 used in the handrail frame 8, or the pedestal 14 is removed from the link member 13 and the curved portion The handrail guide device 11 is attached to the handrail frame 80. 7 and 8 show an example in which the pedestal 14 is removed from the link member 13 and the curvilinear handrail guide device 11 is attached to the handrail frame 80.

  Thus, in the curving handrail guide device 11 of the present embodiment, the pedestal 14 may not be provided. However, even if the pedestal 14 is not provided, the link member 13 is provided with engaging portions 13c and 13d to be engaged with the engaging portions 14a and 14b on the pedestal 14 side.

  As shown in FIGS. 7 and 8, in the case of the escalator specification using the handrail frame 80, the link member 13 is set to a predetermined thickness dimension (height dimension) that does not require the base 14. Is preferred. Thereby, the number of parts can be reduced and the number of assembly steps can be reduced.

  FIG. 9 is a perspective view showing a state (no pedestal) in which the link members according to the present invention are connected.

  The curvilinear handrail guide device 11 of FIG. The link member 13 is attached to the handrail frame 80 so that the surface on which the engaging portions 13 c and 13 d are provided is located on the opening side of the groove portion 80 a of the handrail frame 80. Thereby, the contact area of the link member 13 and the bottom part 80c of the handrail frame 80 can be increased, and the position of the link member 13 can be maintained in a stable state with respect to the movement of the moving handrail 7.

  Although a fixing tool is not illustrated in FIG. 9, the fixing tool is connected to both ends of a connecting body in which a plurality of link members 13 are connected, as in FIG. 6.

  In the present embodiment, as shown in FIGS. 7 and 8, in the case of an escalator specification in which the handrail frame 80 is attached to the upper end of the balustrade panel 9, the base 14 is not attached to the link member 13, The curvilinear handrail guide device 11 in a state where a plurality of link members 13 are connected is disposed inside a groove (concave portion) 80a of a handrail frame 80 having a hat-like cross-sectional shape.

  On the other hand, as shown in FIGS. 2 and 3, in the case of an escalator specification in which the handrail frame 8 having a large height is attached to the upper end of the balustrade panel 9 via the deck 10, the base 14 is connected to the link member. Attach to 13. Then, the curved handrail guide device 11 in a state where a plurality of link members 13 are connected is disposed inside the groove (recessed portion) 8a of the handrail frame 8b having a hat-like cross-sectional shape.

  In this embodiment, a pedestal 14 that is detachably attached to the link member 13 is provided. And by attaching the base 14 to the link member 13, the same link member 13 can be used in common for the handrail frames 8 and 80 having different height dimensions. That is, the link member 13 of the present embodiment is commonly used for a plurality of specifications in which the handrail frames 8 and 80 have different height dimensions. Then, the height position of the roller 12 with respect to the handrail frames 8 and 80 is adjusted by the presence / absence (detachment) of the base 14 or by selecting the base 14 having a predetermined height from the bases 14 having different heights. Then, the curved handrail guide device 11 is assembled to the handrail frames 8 and 80. As a result, the parts of the curvilinear handrail guide device 11 can be shared, and the cost can be reduced.

  In this embodiment, the protrusion 14 a of the pedestal 14 is fitted into the recess 13 c of the link member 13, and the pedestal 14 is fixed to the link member 13. Thereby, the protrusion 14a can be fitted into the recess 13c without using a tool or the like. Further, it is possible to provide a fitting strength that does not release the fitting between the concave portion 13c and the protruding portion 14a due to the load accompanying the guidance of the moving handrail 7.

  Further, the link member 13 is a pedestal produced in advance by setting the thickness dimension (height dimension) that does not require the pedestal 14 in the specification using the handrail frame 80 having the smallest height dimension. The 14 types can be minimized.

  When there are two types of escalator specifications, the pedestal 14 is used in the curved handrail guide device 11 of one escalator, and the pedestal 14 is not used in the curved handrail guide device 11 of the other escalator. The thickness dimension of the member 13 can be set. When there are three types of escalator specifications, two types of pedestals 14 having different height dimensions may be prepared. If there are more types of escalator specifications, pedestals 14 with different height dimensions may be prepared according to the number of escalator specifications. Moreover, you may prepare the base 14 from which height differs with respect to all the specifications.

  In the present embodiment, even when the pedestal 14 is not used, an attachment portion (engagement portion) for attaching the pedestal 14 is provided on the link member 13.

  The above-described embodiments have been described in detail for easy understanding of the present invention, and are not necessarily limited to those having all the configurations described. Further, it is possible to add, delete, and replace other configurations for a part of the configuration of the embodiment described above. For example, in the above-described embodiment, the two types of cases of the handrail frame 80 having a predetermined height dimension and the handrail frame 8 having a height dimension larger than the handrail frame 80 have been described. Furthermore, when there is a specification in which the height dimension of the handrail frame is different, it can be dealt with by providing a pedestal having a corresponding thickness dimension.

  DESCRIPTION OF SYMBOLS 1 ... Escalator, 2 ... Lower floor, 3 ... Upper floor, 4 ... Frame, 5 ... Step, 6 ... Railing, 7 ... Moving handrail, 8, 80 ... Handrail frame, 9 ... Railing panel, 10 ... Deck , 11 ... curvilinear handrail guide device, 12 ... roller, 13 ... link member, 13a ... convex part, 13b ... hole, 13c ... concave part, 13d ... bent part, 14 ... pedestal, 14a ... projecting part, 14b ... groove, 15, 16 ... Fixing tool, A ... Curved part.

Claims (7)

A plurality of steps connected endlessly, moving between the entrances and exits, a balustrade erected on both sides in the traveling direction of the steps, and a handrail supported by the balustrade and moving in the same direction as the steps And a handrail frame that engages with the back surface of the moving handrail and guides the movement of the moving handrail, and a curved portion where the moving handrail folds back and forth, and A curvilinear handrail guide device for guiding, and the curvilinear handrail guide device is rotatably connected to a roller rotating in contact with the back surface of the movable handrail and capable of rotating the roller. In a passenger conveyor provided with a plurality of link members supported by
The said link member is provided with the attachment part which attaches the base which changes the height position of the said roller with respect to the said handrail frame so that attachment or detachment is possible, The passenger conveyor characterized by the above-mentioned.   The passenger conveyor according to claim 1, wherein the mounting portion has a structure in which the pedestal is fitted and fixed to the link member, and the pedestal is fixed to the mounting portion.   The link member is commonly used for a plurality of specifications having different height dimensions of the handrail frame, and requires the pedestal in the case of a specification using a handrail frame having the smallest height dimension. The passenger conveyor according to claim 1, wherein the passenger conveyor is set to a thickness dimension that does not exist. The handrail frame includes a concave portion in which the curvilinear portion handrail guide device is disposed, and a guide portion that is formed so as to project laterally from both end portions on the opening side of the concave portion and guides the movement of the movable handrail. And
4. The passenger conveyor according to claim 3, wherein the link member is disposed such that a surface on which the mounting portion is provided is located on an opening side of the recess when the pedestal is not required. 5. . A plurality of steps connected endlessly, moving between the entrances and exits, a balustrade erected on both sides in the traveling direction of the steps, and a handrail supported by the balustrade and moving in the same direction as the steps And a handrail frame that engages with the back surface of the moving handrail and guides the movement of the moving handrail, and a curved portion where the moving handrail folds back and forth, and A curvilinear handrail guide device for guiding, and the curvilinear handrail guide device is rotatably connected to a roller rotating in contact with the back surface of the movable handrail and capable of rotating the roller. In a manufacturing method of a passenger conveyor provided with a plurality of link members supported by
As the link member, a link member provided with an attachment portion for detachably attaching a base that changes the height position of the roller with respect to the handrail frame is used.
For a plurality of specifications having different height dimensions of the handrail frame, the roller with respect to the handrail frame is selected depending on the presence or absence of the pedestal or by selecting a pedestal having a predetermined height from the pedestals having different heights. A method for manufacturing a passenger conveyor, comprising adjusting the height position of the handrail and assembling the curvilinear handrail guide device to the handrail frame.   6. The passenger conveyor according to claim 5, wherein the link member is set to a thickness dimension that does not require the pedestal in the case of a specification using a handrail frame having the smallest height dimension. Manufacturing method. The handrail frame includes a concave portion in which the curvilinear portion handrail guide device is disposed, and a guide portion that is formed so as to project laterally from both end portions on the opening side of the concave portion and guides the movement of the movable handrail. And
The link member is assembled to the handrail frame so that the surface on which the mounting portion is provided is positioned on the opening side of the recess when the pedestal is not required. The manufacturing method of the passenger conveyor of description.

Images