JP2007204264A - Handrail renewal method of passenger conveyor, out-fitting blocking-up plate used for this handrail renewal method, fixing beam for out-fitting blocking-up plate and block handrail - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a handrail renewal method for a passenger conveyor capable of easily eliminating a clearance between an existing out-fitting plate and an outer molding of a block handrail. <P>SOLUTION: This handrail renewal method of the passenger conveyor includes an interface bracket arranging process S1 of centering and juxtaposing a plurality of interface brackets on an upper chord member of an existing frame after removing an existing handrail, an out-fitting blocking-up plate temporary fastening process S2 of temporarily fastening an out-fitting blocking-up plate to the interface brackets after finishing this interface bracket arranging process, a block handrail installing process S3 of installing the block handrail on the interface brackets, and an out-fitting blocking-up plate permanent fixing process S4 of permanently fixing the out-fitting blocking-up plate in a state of blocking up the clearance between the existing out-fitting plate and the outer molding arranged on an outer deck of the block handrail by upwardly sliding the out-fitting blocking-up plate after finishing this block handrail installing process. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a balustrade renewal method for a passenger conveyor, an exterior closing plate, a fixed beam for the exterior closing plate, and a block balustrade used in the railing renewal method.

Conventionally, a plurality of steps (steps) connected endlessly, balustrades erected on the left and right sides of these steps, and provided along the upper portions of these balustrades, in synchronization with the steps As a method of renewing the balustrade in an existing passenger conveyor having at least a structure having a moving handrail, a panel, a handrail frame fixed on the panel, and a panel support for fixing the panel by pressing under the panel And a plurality of block balustrades provided with an outer deck fastened to the panel support and an outer molding provided on the outer deck, and after removing the existing balustrade, the interface bracket There has been proposed a renewal method that is installed on the upper chord material of an existing frame having a truss structure (see, for example, Patent Document 1). ).
JP 2002-332183 A (paragraph number 0008 to paragraph number 0010 and paragraph number 0019 to paragraph number 0023, FIGS. 1 to 3)

  However, in the passenger conveyor parapet renewal method described in Japanese Patent Laid-Open No. 2002-332183, when the block balustrade is attached to the upper chord member of an existing frame, the interface bracket is centered and fixed on the upper chord member, and then the interface is fixed. Since the bracket balustrade of the bracket is fixed, the height from the upper chord material of the existing frame to the outer molding provided on the outer deck of the block balustrade is increased, so it is provided on the existing exterior plate and the outer deck of the block balustrade There was a problem that a gap was generated between the outer mall.

  The present invention has been considered in view of the above-mentioned problems, and its purpose is to provide a method for renewing a railing for a passenger conveyor that can easily eliminate a gap between an existing exterior plate and an outer molding provided on an outer deck of a block balustrade. There is to do.

  In order to achieve the above object, the present invention provides an interface bracket installation step of centering and juxtaposing a plurality of interface brackets on the upper chord material of an existing frame after removing the existing balustrade, and after the interface bracket installation step is completed. Temporarily fixing the outer cover plate to the interface bracket; a block balustrade installation step for installing a block balustrade on the interface bracket; and after the block balustrade installation step, the outer cover plate is moved upward And the outer cover plate main fixing step of fixing the outer cover plate in a state of closing the gap between the existing outer plate and the outer molding provided on the outer deck of the block balustrade. Yes.

  Furthermore, the present invention provides the exterior cover plate fixing beam for the exterior cover plate after fixing the exterior cover plate fixing beam to the adjacent interface bracket in a state where the exterior cover plate temporary fixing step is passed between the adjacent interface brackets. It is characterized in that the exterior closing plate is temporarily fixed to the fixed beam.

  Further, in the present invention, in the exterior closing plate temporary fixing step, the exterior closing plate fixing beam is temporarily fixed to the exterior closing plate in advance, and then the exterior closing plate fixing beam is fixed to the adjacent interface bracket. It is characterized by doing so.

  Furthermore, the present invention provides a mounting hole, a nut member, and an exterior for removably attaching a lifting bolt member to an exterior closing plate used in the method for renewing a railing for a passenger conveyor according to any one of claims 1 to 3. The present invention is characterized in that a long hole extending in the vertical direction is provided by fitting a fixing screw to be screwed into a screwing portion of the fixing beam for the closing plate.

  Furthermore, the present invention provides an attachment hole and a nut member for removably attaching a pull-up bolt member to an exterior closing plate used in the parapet renewal method for a passenger conveyor according to any one of claims 1 to 3. A fixed screw that is screwed to a screwed portion of the fixed beam for the outer cover plate is fitted to provide a long hole that extends in the vertical direction, and a pull-up string member is attached to the pull-up bolt member. After the bolt member is removed from the mounting hole, the mounting hole is closed.

  Further, according to the present invention, an exterior covering plate is fixed to the adjacent interface brackets by fixing the exterior covering plate fixed beam used in the passenger conveyor parapet renewal method according to any one of claims 1 to 3. Even if there is a nut member provided on the back surface of the nut and a lifting bolt member attached to the nut member, a notch that enables the exterior closing plate to slide upward and a fixing screw for attaching the exterior closing plate are screwed. It is characterized in that a screwing portion is provided.

  Furthermore, the present invention provides a block railing used in the passenger conveyor railing renewal method according to any one of claims 1 to 3, wherein the block railing is a panel and a handrail frame fixed on the panel. A panel support that clamps and fixes the panel at the lower part, an outer deck fastened to the panel support, and an outer molding provided on the outer deck, and the block balustrade is used as the upper string of the existing frame When installed on the interface bracket centered on the material, a gap is formed between the outer molding and the exterior closing plate temporarily fixed to the exterior closing plate fixing beam.

  According to the present invention, the gap between the existing exterior plate and the outer molding provided on the outer deck of the block balustrade can be easily and safely eliminated, and the passenger who can shorten the renewal work time. Conveyor balustrade renewal method is obtained.

  DESCRIPTION OF EMBODIMENTS Hereinafter, an embodiment of a passenger conveyor parapet renewal method according to the present invention will be described with reference to FIGS. FIG. 1 is an overall side view of a passenger conveyor after a balustrade renewal according to an embodiment of the present invention. Drawing 2 shows the state in the middle of work of the balustrade renewal concerning one embodiment of the present invention, and is a principal part longitudinal section of the balustrade part of a passenger conveyor. FIG. 3 is an enlarged plan view showing a state in which a part of A portion in FIG. 1 is broken. FIG. 4 is a flowchart illustrating a method for renewing a railing for a passenger conveyor according to an embodiment of the present invention.

  The renewed passenger conveyor 1 shown in FIG. 1 to FIG. 3 is an escalator, which is attached to an existing frame 2 having a truss structure and is connected to endless shapes (not shown). A plurality of block balustrades 3 erected on the left and right sides of the existing step, a handrail 4 that moves in synchronization with the existing steps along the upper portion of the block balustrade 3, and an existing frame 2 The steel sheet is provided with an existing outer plate 5 made of a steel plate provided on the outer surface of the steel plate, and an outer cover plate 6 made of a steel plate that closes a gap between the existing outer plate 5 and the block balustrade 3. As shown in FIG. 1, the passenger conveyor 1 is installed between the first floor 1A and the second floor 1B in the building.

  As shown in FIG. 1, the block balustrade 3 includes a lower terminal block balustrade 7, a plurality of intermediate terminal block balustrades 8, and an upper terminal block balustrade 9. As shown in FIG. 1, the exterior closing plate 6 includes a lower exterior closing plate 10, a plurality of intermediate exterior closing plates 11, and an upper exterior closing plate 12.

  The lower terminal block balustrade 7, the plurality of intermediate terminal block balustrades 8 and the upper terminal block balustrade 9 constituting the block balustrade 3 are all fixed to the panel 3A and the panel 3A as shown in FIG. A handrail frame 3B, a panel support 3E for clamping and fixing the panel 3A using a panel edge 3C and a panel pressing plate 3D at the bottom, an outer deck fixing bracket 3F fastened to the panel support 3E, A weight including an outer deck 3G fixed to the upper surface of the deck fixing bracket 3F and an outer molding 3H provided on the front end side of the outer deck 3G, assembled in advance at a factory or the like that manufactures the passenger conveyor 1 As a thing. The lower terminal block balustrade 7, the plurality of intermediate terminal block balustrades 8, and the upper terminal block balustrade 9 constituting the block balustrade 3 are all assembled in advance in a factory or the like where the passenger conveyor 1 is manufactured, and then the passenger conveyor 1 They are transported to the installation site by trucks.

  An attachment hole 6A and a nut member for detachably attaching the lifting bolt member 13 to the lower exterior closure plate 10, the plurality of intermediate exterior closure plates 11 and the upper exterior closure plate 12 constituting the exterior closure plate 6 are all provided. 14 and a fixed screw 16 that is screwed to a fixed beam 15 for an outer cover plate made of steel are fitted, and a long hole 6B extending in the vertical direction is provided. The long hole 6B has a shape that extends in a direction perpendicular to the upper surface of an interface bracket 18 (described later) centered on the upper chord material 2A of the existing frame 2.

  A pull-up string member 17 made of a wire that can be pulled up from the existing step side of the passenger conveyor 1 is wound around the pull-up bolt member 13. After the lifting bolt member 13 is removed from the mounting hole 6A of the exterior closing plate 6, the mounting hole 6A is closed with a putty or the like and partially painted (see FIGS. 2 and 3).

  The outer cover plate fixing beam 15 is fixed to the adjacent interface brackets 18 by fixing bolts 15C, a nut member 14 provided on the back surface of the outer cover plate 6, and a lifting bolt member 13 attached to the nut member 14. A notch 15B that allows the exterior closing plate 6 to slide upward even if there is a screw, and a screwing portion to which a fixing screw 16 for attaching the exterior closing plate 6 is screwed are provided (FIGS. 2 and 3). See).

  The lower terminal block balustrade 7, the plurality of intermediate terminal block balustrades 8, and the upper terminal block balustrade 9 constituting the block balustrade 3 are all installed on an interface bracket 18 that is centered on the upper chord material 2 </ b> A of the existing frame 2. At this time, a gap is formed between the outer molding 3H and the exterior closing plate 6 temporarily fixed to the exterior closing plate fixed beam 15. The interface bracket 18 incorporates a jack bolt 18A that can be adjusted in height.

  In the block balustrade 3 fixed to the interface bracket 18, the inner deck 19 is attached to the panel support 3E via the deck base member 19A, and the skirt guard 20 is attached to the interface bracket 17 via the attachment bracket 20A. By the way, each is installed. The inner deck 19 and the skirt guard 20 are transported together with the block balustrade 3 to the installation site of the passenger conveyor 1 by a truck or the like.

  Next, the work procedure by the railing renewal method for the passenger conveyor will be specifically described with reference to FIG.

  First, as shown in the interface bracket installation step S1 of FIG. 4, after the existing balustrade is removed, a plurality of interface brackets 18 are centered and juxtaposed on the upper chord material 2A of the existing frame 2. In this case, the interface bracket 18 is centered by adjusting the height of the interface bracket 18 with the jack bolt 18A, and then the interface bracket 18 is fixed on the upper chord member 2A.

  Next, when the interface bracket installation step S1 in FIG. 4 is completed, the exterior closing plate 6 is temporarily fixed to the interface bracket 18 as shown in the exterior closing plate temporary fixing step S2 in FIG. Specifically, after fixing the exterior blocking plate fixing beams 15 and 15A to the adjacent interface bracket 18 with fixing bolts in a state of passing between the adjacent interface brackets 18, the exterior closing plate fixing beam 15 and The exterior closing plate 6 is temporarily fixed by screwing the fixing screw 16 fitted in the long hole 6B of the exterior closing plate 6 to 15A.

  Next, when the exterior closing plate temporary fixing step S2 of FIG. 4 is completed, the block balustrade 3 is installed on the interface bracket 18 as shown in the block balustrade installation step S3 of FIG. In this case, the block balustrade 3 which is a heavy object is placed on the interface bracket 18 by being placed on the interface bracket 18 and shifted to a normal position, and then fixed by a fixing bolt.

  When the block balustrade installation step S3 of FIG. 4 is completed, as shown in the exterior cover plate main fixing step S4 of FIG. 4, the exterior cover plate 6 is slid upward to form the outer deck of the existing exterior plate 5 and the block rail 3 The balustrade renewal work of the passenger conveyor 1 is completed by fixing the exterior closing plate 6 in a state where the gap between the outer mall 3H provided in 3G is closed. In this case, the exterior closing plate 6 is in a state where the clearance between the existing exterior plate 5 and the outer molding 3H of the block balustrade 3 is closed by pulling up the lifting bolt member 13 by the lifting string member 17. After being slid to (position where the outer cover plate 6 and the outer molding 3H wrap), the fixing screw 16 is firmly fixed to the outer cover plate fixing beams 15 and 15A to be permanently fixed.

  When the exterior closing plate 6 is fixed to the exterior closing plate fixing beams 15 and 15A, the lifting bolt member 13 and the lifting string member 17 are removed from the exterior closing plate 6, and the mounting holes 6A of the exterior closing plate 6 are formed. By closing with a putty or the like and applying a partial coating, the installation work of the exterior closing plate 6 in the balustrade renewal is completed.

  According to the above operation procedure, it is possible to easily and safely mount the exterior closing plate 6 that closes the gap between the existing exterior plate 5 and the outer molding 3H provided on the outer deck 3G of the block balustrade 3. .

  Further, according to the above work procedure, when the block balustrade 3 which is a heavy object is placed on the interface bracket 18 and shifted to a normal position, the outer molding 3H of the block balustrade 3 and the fixed beam 15 for the exterior closing plate are used. Since the outer molding 3H does not come into contact with the outer closing plate 6 because the gap is formed between the outer closing plate 6 temporarily fixed to 15A, the outer molding 3H and the outer molding 3H are damaged. And the positioning work of the block balustrade 3 which is a heavy object on the interface bracket 18 can be performed smoothly.

  Furthermore, according to the above operation procedure, when pulling up the exterior closing plate 6, even if the lifting bolt member 13 is attached to the exterior closing plate 6, the notch 15B that escapes the lifting bolt member 13 is fixed to the exterior closing plate. Since the beams 15 and 15A are provided, the exterior closing plate 6 can be smoothly slid to a predetermined position. In addition, the work of pulling up the outer cover plate 6 can be performed on the side of the existing step of the passenger conveyor 1 by the worker of the balustrade renewal, and it is safe and a special work platform is installed on the outer periphery of the passenger conveyor 1 It is not necessary to reduce the work time for the balustrade renewal.

  In the above operation procedure, after the exterior closing plate temporary fixing step S2 is passed between the adjacent interface brackets 18, the exterior closing plate fixing beams 15 and 15A are fixed to the adjacent interface bracket 18, and then the exterior closing plate is fixed. The exterior closing plate 6 is temporarily fixed to the fixed beams 15 and 15A. However, after the exterior closing plate fixed beams 15 and 15A are temporarily fixed to the exterior closing plate 6 in advance, the exterior closing plate fixed beam 15 is temporarily fixed. , 15A may be fixed to the adjacent interface bracket 18.

  Furthermore, although the passenger conveyor 1 of the said embodiment is an escalator, it is not limited to this, A moving walkway may be sufficient. The present invention is not limited to the balustrade renewal method shown in the above embodiment, and application changes can be made within the scope of the gist of the present invention.

1 is an overall side view of a passenger conveyor after a balustrade renewal according to an embodiment of the present invention. It is the principal part longitudinal cross-sectional view of the balustrade part of a passenger conveyor which shows the state in the middle of the operation | work of the balustrade renewal which concerns on one Embodiment of this invention. FIG. 2 is an enlarged plan view showing a state in which a part of A portion in FIG. It is a flowchart which shows the balustrade renewal method of the passenger conveyor which concerns on one Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Passenger conveyor 2 Existing frame 2A Upper chord material 3 Block balustrade 3A Panel 3B Hand rail frame 3C Panel edge 3D Panel pushing plate 3E Panel support 3F Outer deck fixing bracket 3G Outer deck 3H Outer mall 4 Hand rail 5 Outer plate 6 Outer closing plate 6A Mounting hole 6B Long hole 7 Lower terminal block balustrade 8 Middle terminal block balustrade 9 Upper terminal block balustrade 10 Lower exterior closing plate 11 Intermediate exterior closing plate 12 Upper exterior closing plate 13 Lifting bolt member 14 Nut member 15, 15A For exterior closing plate Fixed beam 15B Notch 15C Fixing bolt 16 Fixing screw 17 Lifting string member 18 Interface bracket 18A Jack bolt 19 Inner deck 19A Deck base member 20 Skirt guard 20A Only bracket

Claims (7)

  After removing the existing balustrade, an interface bracket installation process in which a plurality of interface brackets are centered and juxtaposed on the upper chord material of the existing frame, and after the interface bracket installation process is completed, the exterior closing plate is temporarily fixed to the interface bracket Temporary fixing process of the outer cover plate, a block balustrade installation process for installing the block balustrade on the interface bracket, and after completion of the block balustrade installation process, the outer cover plate is slid upward to remove the existing outer cover plate and the block balustrade. A method for renewing a balustrade of a passenger conveyor, comprising: an exterior covering plate main fixing step of permanently fixing the exterior closing plate in a state where a gap between the outer mall provided on the deck is closed.   The exterior closing plate temporary fixing step fixes the exterior closing plate fixing beam to the adjacent interface bracket in a state of passing between the adjacent interface brackets, and then attaches the exterior closing plate to the exterior closing plate fixing beam. The method for renewing a railing for a passenger conveyor according to claim 1, characterized in that it is temporarily fixed.   The exterior covering plate temporary fixing step temporarily fixes the exterior closing plate fixing beam to the exterior closing plate in advance, and then fixes the exterior closing plate fixing beam to the adjacent interface bracket. The method for renewing the railing of the passenger conveyor according to claim 1.   The exterior closing plate used for the balustrade renewal method of the passenger conveyor according to any one of claims 1 to 3, wherein an attachment hole and a nut member for detachably attaching the lifting bolt member and the fixed beam for the exterior closing plate are provided. An exterior closing plate comprising a long hole extending in a vertical direction by fitting a fixing screw to be screwed to a screwing portion.   5. The exterior closing plate according to claim 4, wherein a lifting string member is attached to the lifting bolt member, and the mounting hole is closed after the lifting bolt member is removed from the mounting hole. Blocking board.   The fixed beam for exterior closing plates used for the balustrade renewal method of the passenger conveyor according to any one of claims 1 to 3, wherein the nut is fixed to the adjacent interface brackets and provided on the back surface of the exterior closing plate. Even if there is a member and a lifting bolt member attached to the nut member, a notch that enables the exterior closing plate to slide upward and a screwing portion to which a fixing screw for attaching the exterior closing plate is screwed are provided. A fixed beam for an outer cover plate characterized by comprising:   The block balustrade used for the parapet renewal method of the passenger conveyor of any one of Claims 1 thru | or 3 WHEREIN: The block balustrade is a panel, the handrail frame fixed on this panel, The said panel is lower part. A panel support that is clamped and fixed at the outside, an outer deck fastened to the panel support, and an outer molding provided on the outer deck, and the block balustrade centered on the upper chord material of the existing frame A block balustrade is characterized in that a gap is formed between the outer molding and the exterior closing plate temporarily fixed to the exterior closing plate fixed beam when installed on the interface bracket.

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