JP2015024924A - Device for temporarily enclosing passenger conveyor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a device for temporarily enclosing a passenger conveyor, which can be installed without damaging a ceiling and a wall of an installation space for the passenger conveyor.SOLUTION: A device 11 for temporarily enclosing a passenger conveyor comprises: a covering structure 13 including a plurality of frame bodies 19 and a covering sheet 21; and an upper supporting members 15 and a lower supporting member 17 for pulling an upper portion and a lower portion of the covering structure upward and downward. Each of the frame bodies includes: a pair of right and left leg portions 19a and 19b; and an upper bridge portion 19c to be erected between the pair of leg portions. The bridge portion keeps the pair of right and left leg portions at an interval which allows the pair of right and left leg portions to be placed on a top surfaces 23a of right and left decks 23 of the passenger conveyor 5.

Description

  The present invention relates to a temporary enclosure device for a passenger conveyor.

  In renovation reform of an existing passenger conveyor, a temporary enclosure device that covers the passenger conveyor is used. For example, Patent Document 1 discloses an apparatus used for repairing a passenger conveyor. In such an apparatus, the cover sheet is supported via a plurality of suspension members. Each of the suspension members is fixed to a building beam provided on a ceiling or the like of a space where a passenger conveyor is installed, and bears a load for suspension.

  Here, in recent years, there are many properties with a high ceiling in the building space, and there are many properties with extremely high interior design including the ceiling and walls. This tendency is particularly noticeable at railway stations and commercial facilities. However, when the ceiling of the floor becomes high, there is a problem that the suspension fixing using the suspension member as disclosed in Patent Document 1 becomes difficult. In addition, in an article having high design properties such as a ceiling and a wall, there is a problem that it is difficult to use the suspension member because the design surface may be damaged if the suspension member is brought into contact therewith.

JP 2005-335850 A

  The present invention has been made to solve the above-described conventional problems, and provides a temporary enclosure device for a passenger conveyor that can be installed without damaging the ceiling or walls of the installation space of the passenger conveyor. Objective.

  To achieve the above object, the temporary enclosure of the present invention is connected to a cover structure, an upper support wire connected to a fixed support supported by an escalator truss, and a fixed support supported by an escalator truss. A lower support wire, and the covering structure is placed across the upper surface of the left and right decks of the passenger conveyor, and the upper support wire and the lower support wire are placed over the upper surfaces of the left and right decks of the passenger conveyor. The upper part and the lower part of the covering structure are pulled upward and downward.

  According to the temporary enclosure device of the present invention, it can be installed without damaging the ceiling or wall of the installation space of the passenger conveyor.

It is a figure which shows the state looked up from the bottom about the uphill escalator of a station which is an example of application of the temporary enclosure apparatus which concerns on embodiment of this invention. It is a side view which shows the whole structure of the temporary enclosure apparatus which concerns on embodiment of this invention. It is a figure which shows the front and side regarding a single frame. It is the perspective view of the state which looked up at the covering structure along the arrow IV of FIG. It is a figure which shows 1 process of the temporary enclosure method. It is the figure seen along the arrow VI of FIG. It is a figure which shows the next process of FIG. 5 regarding a temporary enclosure method. It is the figure seen along the arrow VIII of FIG. It is a figure which shows the next process of FIG. 7 regarding a temporary enclosure method. It is the figure seen along the arrow X of FIG. It is a figure which shows the next process of FIG. 9 regarding a temporary enclosure method.

  DESCRIPTION OF EMBODIMENTS Hereinafter, an embodiment of a passenger conveyor temporary enclosure device or the like according to the present invention, which is implemented as a temporary enclosure of an escalator provided at a railway station, will be described with reference to the accompanying drawings. In the drawings, the same reference numerals indicate the same or corresponding parts.

  FIG. 1 is a diagram showing a state where an ascending escalator of a station, which is an application target example of the temporary enclosure device according to the present embodiment, is looked up from below. As illustrated in FIG. 1, the ceiling 3 in the station facility 1 is provided at a high position, and an elaborate design is applied. In such a station facility 1, since the distance to the ceiling 3 is long and the design surface may be damaged, a suspension bar is used to suspend the temporary enclosure device from the ceiling 3 or to fix the temporary enclosure device. It cannot be brought into contact with the ceiling 3.

  Further, when it is necessary to avoid damage to the design surface, the side wall 7 next to the escalator 5 may not be used for fixing the temporary enclosure. Further, for example, when three ascending escalators 5 are installed side by side as shown in the drawing, the side wall 7 does not exist immediately next to the middle escalator, so that the design surface damage of the side wall 7 occurs. Even in difficult situations, it cannot be expected to use the side wall 7 to fix the temporary enclosure. The present embodiment is applied to such a station facility 1 as described below.

  FIG. 2 is a side view showing the overall configuration of the temporary enclosure according to the present embodiment. As shown in FIG. 2, the temporary enclosure device 11 includes a cover structure 13, an upper support member 15, and a lower support member 17.

  The cover structure 13 has a plurality of frames 19 and a cover sheet 21. FIG. 3 is a diagram illustrating a front surface and a side surface of one frame body. As shown in FIG. 3, each of the frame bodies 19 is a frame member (for example, an aluminum pipe) having a “U” shape when viewed from the front. Each frame 19 has a pair of left and right legs 19a and 19b and an upper bridge 19c.

  Each of the pair of left and right legs 19a and 19b is a bar-like portion extending vertically. The upper bridge portion 19c is a rod-like portion extending in the lateral direction so as to bridge between the upper portions of the pair of left and right leg portions 19a, 19b. Further, as viewed in FIG. 3, the space between the upper portion of the left leg portion 19a and the left end portion of the upper bridge portion 19c, and the space between the upper portion of the right leg portion 19b and the right end portion of the upper bridge portion 19c, respectively. Are connected by an obliquely extending reinforcing material 19d.

  As shown in FIGS. 1 and 2, the pair of left and right legs 19 a and 19 b are placed on the upper surfaces 23 a of the left and right decks 23 in the escalator 5. The left and right decks 23 are provided above the corresponding left and right balustrades 25. Each of the left and right balustrades 25 is supported by a truss 27. Further, between the left and right balustrades 25, a step 29 connected endlessly and circulated is supported by a truss 27. A moving handrail 31 travels in a predetermined direction near the step 29 (inward) on the upper surface 23a of the left and right decks 23. The moving handrail 31 is an endless belt-like member and moves around the balustrade 25.

  Returning to FIG. 3, the pair of left and right legs 19a, 19b in the frame body 19 is maintained by the upper bridge portion 19c at a distance to be placed on the upper surfaces 23a of the left and right decks 23 of the escalator 5. Is maintained at an interval placed on the outer portion of the moving handrail 31 on the upper surface 23 a of the deck 23.

  A rubber or resin contact end 33 is attached to the lower end of each of the pair of left and right legs 19a, 19b of the frame 19. The abutting end 33 prevents the frame 19 from slipping and / or scratches the upper surface 23a of the deck 23 when the pair of left and right leg portions 19a, 19b is placed on the upper surface 23a of the deck 23. Prevent sticking.

  The cover sheet 21 is a flameproof sheet having flexibility, and is supported across the plurality of frames 19. FIG. 4 is a perspective view of the cover structure 13 looking up along the arrow IV in FIG. As shown in FIG. 4, in the present embodiment, the cover sheet 21 is provided so as to cover the outer sides of the leg portions 19a and 19b of the plurality of frames 19, and the upper portion of the upper bridge portion 19c is The cover sheet 21 is not covered and opened. In addition, this invention can also be implemented so that the upper part of the frame 19 may be covered as needed.

  Moreover, the cover structure 13 can take a folded form and an extended form in the present embodiment. The covering structure 13 is a bellows-like structure, and the length changes between the folded form and the extended form. In other words, the interval between the plurality of frame bodies 19 changes between the folded form and the extended form of the covering structure 13.

  In the present embodiment, the cover structure 13 is divided into a plurality of parts, and these parts are connected to each other by the appropriate fastening means 13a as shown in FIG. Configured to provide the required length. The number of divisions illustrated in the present embodiment is merely an example, and the present invention is not particularly limited to this.

  In the present embodiment, the upper support member 15 and the lower support member 17 are composed of wires. As shown in FIG. 2, one end of the upper support member 15 and the lower support member 17 is connected to the corresponding upper and lower portions of the cover structure 13, and the other end is connected to the corresponding fixed support 35. Yes. Each of the fixed supports 35 is supported by a truss 27 of the escalator 5. Thus, the upper support member 15 pulls the upper part of the cover structure in the bellows extension direction (upward), and the lower support member 17 pulls the lower part of the cover structure in the bellows extension direction (downward).

  Next, a temporary enclosure method using the temporary enclosure apparatus according to the present embodiment configured as described above will be described mainly with reference to FIGS. 2 and 5 to 11. 5, FIG. 7, FIG. 9 and FIG. 11 are diagrams showing the steps of the temporary enclosure method. 6, FIG. 8, and FIG. 10 are views taken along arrow VI in FIG. 5, arrow VIII in FIG. 7, and arrow X in FIG. 9, respectively.

  As shown in FIG. 5 and FIG. 6A, first, the first divided portion of the covering structure 13 is placed upright on the upper surface 23a of the deck 23 in a folded state. Subsequently, the first divided portion is extended along the upper surface 23a of the deck 23 as shown in FIG. 6 (b), and is in an extended form as shown in FIGS. On the other hand, as shown in FIG. 7 and FIG. 10, the upper part of the covering structure 13 is suspended and supported via an upper support member 15. The support timing by the upper support member 15 is preferably completed before the extension, but the present invention is not limited to this and may be after the extension of the first divided portion.

  When the divided portions are extended, the frame bodies 19 adjacent to each other in the vertical direction are merely connected by the flexible cover sheet 21, so that each frame body 19 is positioned, spaced, The posture can change quite freely. Therefore, as shown in FIGS. 7 and 8, the covering structure 13 can also be bent following the curve of the upper surface 23 a of the deck 23 in the upper part (the same applies to the lower part) of the escalator 5.

  Next, as shown in FIG. 9, the upper end of the second divided portion is connected to the lower end of the first divided portion of the covering structure 13 via the fastening means 13a. Thereafter, similarly, as shown in FIG. 11, the upper end of the next divided portion is connected to the lower end of the upper divided portion, and as shown in FIG. Connect to the bottom of the upper split. At this time, each divided portion may be extended after connection, or may be connected in an extended form.

  When the placement of the cover structure 13 is completed, the lower part of the cover structure 13 is supported by being pulled through the lower support member 17 as shown in FIG. In this way, temporary enclosure for the escalator 5 is performed.

  According to the present embodiment described above, since the surrounding area by the covering structure is extended downward while taking the weight of the covering structure from the upper side, the ceiling or side wall of the space where the escalator is installed is provided. Temporary enclosure devices can be installed without being forced to rely on them. Therefore, the temporary enclosure device can be installed without damaging the ceiling, the side wall, etc. even in a highly designed property such as the ceiling, the side wall, etc. Moreover, since use of a ceiling or a side wall is not forced, a temporary enclosure apparatus can be installed also to an escalator of a property with a high ceiling or an escalator in which three or more units are arranged side by side. Furthermore, in the present embodiment, it is not necessary to remove the rail of the escalator. Allow completion. Further, in the present embodiment, since it is not necessary to make a hole in the aluminum plate constituting the deck of the escalator, there is an advantage that the deck can be reused after being plated.

  Although the contents of the present invention have been specifically described with reference to the preferred embodiments, various modifications can be made by those skilled in the art based on the basic technical idea and teachings of the present invention. It is self-explanatory.

  For example, the timing of supporting the covering structure by the upper support member may be after extending a part or the whole of the covering structure depending on the weight or length of the covering structure.

  In addition, the covering structure is not limited to an embodiment composed of a plurality of divided parts connected to each other, and the whole structure is continuously formed from the beginning depending on the weight and length of the covering structure. It may be.

  Moreover, the covering structure does not necessarily need to be stretchable depending on its weight, length, and the number of divisions. Moreover, the cover sheet should just be a film | membrane form or a thin-plate shape, and a constituent material is not specifically limited. Furthermore, the cover structure may be arranged so as to straddle the upper surfaces of the left and right decks of the passenger conveyor and cover the area between the left and right decks from above, and is not necessarily limited to a structure in which the distinction between the frame and the seat is clear. It is not something.

  In addition, this specification includes the following.

  Aspect 1 includes a cover structure, and an upper support member and a lower support member that pull the upper and lower portions of the cover structure upward and downward, and the cover structure is placed across the upper surfaces of the left and right decks of the passenger conveyor. Temporary enclosure for customer conveyors.

  Aspect 2, comprising a bellows-like cover structure including a plurality of frames and a cover sheet, and an upper support member and a lower support member that pull the upper and lower parts of the bellows-like cover structure in the bellows extension direction, Each of the frames includes a pair of left and right leg portions and a bridge portion bridged by the pair of leg portions, and the pair of left and right leg portions are placed on the upper surfaces of the left and right decks of a passenger conveyor by the bridge portion. The cover sheet is supported across the plurality of frames, and the bellows-like cover structure can take a folded form and an elongated form, The temporary enclosure device for a passenger conveyor, in which the interval between the frames changes between the folded form and the extended form.

  Aspect 3 is prepared as a cover structure that is placed across the upper surfaces of the left and right decks of the passenger conveyor, and the cover structure is subjected to its own weight from the upper side while extending the surrounding area of the cover structure downward. Temporary enclosure method for customer conveyors.

  5 Escalator (passenger conveyor), 11 Temporary enclosure device, 13 Cover structure, 15 Upper support member, 17 Lower support member, 19 Frame, 19a, 19b Leg part, 19c Upper bridge part, 21 Cover sheet, 23 Deck, 23a Top view.

Claims (1)

A covering structure;
An upper support wire connected to a fixed support supported by an escalator truss and a lower support wire connected to a fixed support supported by an escalator truss;
The covering structure is placed across the upper left and right decks of the passenger conveyor,
The upper support wire and the lower support wire pull the upper and lower portions of the covering structure placed over the upper left and right decks of the passenger conveyor upward and downward,
Temporary enclosure for passenger conveyors.

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