JP2020011789A - Rail cleaning tool for moving handrail - Google Patents

Abstract

To provide a cleaning tool for a moving handrail capable of easily and safely cleaning a rail of the moving handrail without carrying a vacuum cleaner on a passenger conveyor of an escalator etc..SOLUTION: A rail cleaning tool 10 for a moving handrail comprises a tool body 12 in which a brush 19 is arranged to sweep a bottom surface 4 of a rail 2 of the moving handrail, and a waste cloth holding part 30 which is attached to the tool body 12 and holds a waste cloth W pressed against overhanging parts 8a, 8b projected outward in the width direction in the rail 2 of the moving handrail.SELECTED DRAWING: Figure 1

Description

  The present invention relates to an instrument for cleaning a moving handrail rail of a passenger conveyor such as an escalator.

  If the escalator is operated for a long period of time, abrasion powder or the like removed from the moving handrail due to friction between the rubber moving handrail and the moving handrail rail becomes dust and accumulates on the moving handrail rail. For this reason, the maintenance staff of the escalator may remove the moving handrail from the moving handrail rail to expose the moving handrail rail, and may clean the dust by accumulating on the moving handrail rail with a vacuum cleaner.

  For example, Patent Document 1 discloses a moving handrail rail cleaner. This moving handrail cleaner is formed so as to cover the periphery of the moving handrail rail along the longitudinal direction, and is formed to contact the moving handrail rail on the inner surface of the cleaner suction unit. It is described that a brush and a joint part for connecting a suction pipe formed around an opening provided in a vacuum cleaner suction part are described.

JP-A-9-110358

  When the moving handrail rail is suctioned and cleaned with a vacuum cleaner as described above, a maintenance staff or the like must clean the moving handrail rail while moving up and down a step-like escalator while holding the vacuum cleaner. In this case, cleaning of the moving handrail rail is a heavy burden on maintenance personnel and the like because the vacuum cleaner is heavy, and there is also a risk of falling if the cleaner moves up and down the escalator.

  Furthermore, in the case of a cord-type vacuum cleaner, it is necessary to prepare an extension cord and connect it to a power source. Therefore, in this case, it is necessary to bring the extension cord and connect the cable, which is one of the factors that complicates the cleaning operation. In addition, if a maintenance person or the like goes up and down the escalator while the extension cord is extended on the escalator, there is a possibility that the foot may be caught by the extension cord and fall.

  Therefore, an object of the present invention is to provide a moving handrail cleaning device that can easily and safely clean a moving handrail rail without carrying a vacuum cleaner on a passenger conveyor such as an escalator.

  The moving handrail rail cleaning tool according to the present invention includes a tool main body on which a brush for sweeping the bottom surface of the moving handrail rail is disposed, and a rag attached to the tool main body, and a protrusion protruding outward in the width direction of the moving handrail rail. And a rag holding portion for holding the rag in a pressed state.

  According to this configuration, the maintenance staff or the like moves the cleaning tool along the moving handrail rail while holding the moving handrail cleaning tool in hand and descending the escalator, for example, from top to bottom, thereby accumulating on the moving handrail rail. The collected dust can be swept up on the moving handrail rail near the elevator on the lower floor side. The dust collected in this manner may be removed by suction, for example, with a vacuum cleaner. As described above, according to the moving handrail rail cleaning device of the present invention, the moving handrail rail can be easily and safely cleaned without carrying the cleaner on the escalator. Further, at the same time as cleaning the dust in this way, the overhanging portion of the moving handrail rail can be wiped and cleaned by the rag pressed by the rag holding portion.

  In the moving handrail rail cleaning tool according to the present invention, the tool body may have a guide portion that fits between a pair of side walls of the moving handrail rail. According to this configuration, when the cleaning tool is moved along the moving handrail rail, the guide portion performs a guiding function, and the cleaning work of the moving handrail rail can be made easier.

  In the moving handrail rail cleaning device according to the present invention, the brush may be implanted at the tip of the guide portion. According to this configuration, since the brush is implanted at the tip of the guide portion that is disposed to be fitted between the side walls of the moving handrail rail during cleaning, the length of the brush for sweeping the bottom surface of the moving handrail rail is reduced. Can be shorter.

  Further, in the moving handrail rail cleaning device according to the present invention, the waste holding portion may be attached to the device main body by a screw. According to this configuration, even when the thickness of the waste is changed, the waste holding portion can be screwed and attached to the appliance body in a state where the waste is pressed with a good pressure.

  In this case, the screw is preferably a thumbscrew. According to this configuration, it is possible to attach or remove the waste holding portion by manually tightening or loosening the thumb screw without using a tool, and the cleaning operation is further facilitated.

  Further, in this case, the thumb screw may be connected to the waste holding portion with a chain or a string. According to this configuration, it is possible to prevent the thumb screw from falling off from the waste holding portion, and it is possible to contribute to facilitation of the cleaning operation.

  Further, in the moving handrail rail cleaning tool according to the present invention, it is preferable that the waste holding portion has a shape which is curved in a side U-shape so as to press the waste onto the upper surface, the end surface and the lower surface of the projecting portion of the moving handrail rail. According to this configuration, when cleaning the bottom surface of the moving handrail rail, the upper surface, the end surface, and the lower surface of the projecting portion of the moving handrail rail can be wiped and cleaned simultaneously with the rag. In addition, since the waste holding portion has such a shape, it is possible to perform a guide function when moving the cleaning tool along the moving handrail rail, and to stably and surely clean the moving handrail rail. it can.

  In this case, a projection for applying tension to the waste may be provided on the inner surface of the waste holding portion facing the lower surface of the overhang. According to this configuration, the rag can be held by the rag holding portion in a state where the rag is appropriately stretched, whereby the rag is firmly brought into contact with the upper surface, the end surface, and the lower surface of the overhang portion of the moving handrail rail, and the wiping is surely wiped. be able to.

  ADVANTAGE OF THE INVENTION According to the moving handrail rail cleaning tool which concerns on this invention, cleaning of a moving handrail rail can be performed easily and safely, without carrying a cleaner on a passenger conveyor, such as an escalator.

It is a top view and (b) which show the state where the moving handrail rail cleaning tool which is one embodiment of the present invention was assembled to the moving handrail rail of the escalator. It is a top view, (b) front view, and (c) side view which show a moving handrail rail. It is (a) top view, (b) front view, and (c) side view which show the state which attached the waste and the tool main body of the moving handrail rail cleaning tool to the moving handrail rail. FIG. 4A is a top view and FIG. 3B is a front view showing a state in which a waste holding unit is attached to the tool main body of the moving handrail rail cleaning tool shown in FIG. 3.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In this description, specific shapes, materials, numerical values, directions, and the like are examples for facilitating the understanding of the present invention, and can be appropriately changed according to uses, purposes, specifications, and the like. When a plurality of embodiments and modified examples are included below, it is assumed from the beginning that the characteristic portions are appropriately combined and used.

  FIG. 1 shows a state in which a moving handrail rail cleaning device (hereinafter referred to as “cleaning device” as appropriate) 10 according to an embodiment of the present invention is assembled to a moving handrail rail 2 of an escalator. It is a figure and (b) It is a front view. 2A is a top view, FIG. 2B is a front view, and FIG. 2C is a side view showing the moving handrail rail 2. 1 and 2 (the same applies to FIGS. 3 and 4), the width direction is indicated by an arrow X, the length direction is indicated by an arrow Y, and the height direction is indicated by an arrow Z. These three directions are orthogonal to each other. Here, the height direction Z in the inclined portion of the moving handrail rail corresponds to a vertical direction inclined by a predetermined angle with respect to the vertical direction.

  As shown in FIGS. 1A and 1B, the cleaning tool 10 of the present embodiment is used by being attached to a moving handrail rail 2 which is a guide member of a moving handrail constituting an escalator. The escalator is, for example, periodically inspected and repaired by a maintenance person. At this time, the maintenance person removes the moving handrail (not shown) from the moving handrail rail 2 and cleans the moving handrail rail 2.

  As shown in FIGS. 2A to 2C, the moving handrail rail 2 is a member manufactured by bending a metal plate such as a stainless steel plate. The moving handrail rail 2 is a long member extending in the length direction Y.

  The moving handrail rail 2 includes a bottom surface 4 formed along a plane including the width direction X and the length direction Y, and a pair of side walls 6 a and 6 b erected upward from both side edges of the bottom surface 4 in the width direction X. And projecting portions 8a and 8b formed to protrude outward from the upper ends of the side walls 6a and 6b in the width direction X, respectively. In the present embodiment, in the moving handrail rail 2, the pair of side walls 6 a and 6 b are formed to be bent at right angles to the bottom surface 4. The overhang portions 8a and 8b are formed so as to be bent at right angles to the side walls 6a and 6b and to be parallel to the bottom surface 4.

  Although only a part of the moving handrail rail 2 in the length direction Y is shown in FIGS. 1 and 2, the moving handrail rail 2 extends between the upper floor and the lower floor of the building where the escalator is installed. Be placed. The moving handrail rail 2 includes an inclined portion that extends linearly while being inclined between the upper floor and the lower floor, a horizontal portion that is connected to an upper end and a lower end of the inclined portion, respectively, an upper floor and a lower floor. And a curved portion having a semi-circular shape and connected to the horizontal portion.

  The movable handrail formed in an endless shape is provided so as to cover the upper part of the movable handrail rail 2 including the overhang portions 8a and 8b. In this state, the moving handrail is driven by a driving roller (not shown) or the like, and moves along the moving handrail rail 2. The moving handrail moves on the outward route (from the upper floor side to the lower floor side, or vice versa) in a state where the moving handrail is covered with and exposed to the inclined portion, the horizontal portion, and the curved portion of the moving handrail rail 2. On the other hand, on the return path, the moving handrail moves while hiding the inside of the truss constituting the escalator.

  Referring again to FIGS. 1A and 1B, the cleaning device 10 includes a device main body 12 and a pair of waste holding portions 30 attached to the device main body 12. The appliance main body 12 is formed, for example, by bending a metal plate, or is preferably formed of a resin molded product.

The instrument body 12 is a flat base 16 disposed over a pair of overhangs 8 a and 8 b of the moving handrail rail 2, and hangs down from both side edges in the length direction Y of the base 16. It has a pair of formed guide portions 18 and a pair of side wall portions 20 erected at both end portions in the width direction X of the base portion 16.

  The base portion 16 of the device main body 12 is supported in a state where both ends in the width direction are mounted on the pair of overhang portions 8a and 8b. The guide portion 18 of the instrument main body 12 has a shape bent at a right angle to the base portion 16 and is fitted between the pair of side walls 6 a and 6 b of the movable handrail rail 2. Therefore, the width dimension of the guide part 18 is formed slightly shorter than the dimension between the pair of side walls 6a and 6b of the moving handrail rail 2. More specifically, the width of the guide portion 18 is set so that, for example, a gap of about 1 to 2 mm is formed between the widthwise edge of the guide portion 18 and the side walls 6a and 6b of the moving handrail rail 2. Preferably, it is set.

  Since the guide portion 18 is disposed so as to be fitted between the pair of side walls 6a and 6b of the moving handrail rail 2, a guide function can be performed when the cleaning tool 10 is moved on the moving handrail rail 2. Thus, the cleaning operation can be performed stably.

  A brush 19 is implanted at the tip of the guide portion 18 facing the bottom surface 4 of the moving handrail rail 2. The brush 19 is preferably provided uniformly over substantially the entire width of the guide portion 18. The tip of the brush 19 is in contact with the bottom surface 4 of the moving handrail rail 2. Thus, the dust accumulated on the bottom surface 4 can be swept and collected by moving the cleaning tool 10 along the moving handrail rail 2.

  The brushes 19 are provided at the tips of the pair of guide portions 18, respectively. Thereby, the performance of sweeping and collecting dust and the like existing on the bottom surface 4 of the moving handrail rail 2 can be improved. Further, the length of the brush 19 can be reduced by implanting the brush 19 at the tip of the guide portion 18 of the instrument body 12.

  Note that the brush 19 is not limited to the configuration in which the brush 19 is implanted at the distal end of the guide 18, and the base end of the brush 19 may be fixed to the side surface of the guide 18 by bonding or the like. Further, the guide portion 18 and the brush 19 may be provided only on one side edge portion in the length direction Y of the base portion 16 of the instrument body 12.

As described above, the pair of side wall portions 20 are provided upright at both end portions in the width direction X of the base portion 16. In the present embodiment, the pair of side wall portions 20 are erected at right angles to the base portion 16.

  A screw shaft 22 is fixed to each side wall 20. A male screw is formed on the outer periphery of the screw shaft 22. The screw shaft 22 is a member for fastening and fixing the waste holding portion 30 to the instrument body 12 using the thumb screw 24. The attachment of the waste holding unit 30 will be described later.

  The rag holding portion 30 has an upright wall portion 32 and a rag holding portion 34 integrally. The waste holding unit 30 is formed, for example, by bending a metal plate, or is preferably formed of a resin molded product.

  The upright wall portion 32 has a screw insertion hole 36 formed therein. After the screw shaft 22 of the instrument body 12 is inserted into the screw insertion hole 36, the wing screw 24 is screwed into the screw shaft 22 and tightened, so that the waste holding portion 30 can be fixed to the instrument body 12.

  The waste holding portion 34 has a shape that extends outward in the width direction from the lower end of the standing wall portion 32 and is bent into a U-shaped side surface. By forming the waste holding portion 34 in such a shape, the waste can be pressed against the upper surface, the end surface, and the lower surface of the projecting portions 8a, 8b of the moving handrail rail 2 as described later. A clip guide made of resin may be installed in the overhanging portions 8a and 8b of the moving handrail rail 2 from the outside in the width direction. In this case, the upper surface, the end surface, and the lower surface of the clip guide are moved. The upper surface, the end surface, and the lower surface of the projecting portions 8a and 8b of the rail 2 are configured.

  A projection 38 for applying tension to the waste W is provided on an inner surface of the waste holding portion 34 facing the lower surfaces of the projecting portions 8a and 8b of the moving handrail rail 2. In the present embodiment, the protrusion 38 has a substantially semicircular side surface shape and is formed as a protrusion extending along the length direction Y. By forming such projections 38, the waste W can be held by the waste holding portion 30 in an appropriately stretched state, whereby the waste W can be held on the upper surfaces of the projecting portions 8a and 8b of the movable handrail rail 2. , So that the end surface and the lower surface can be firmly contacted with each other and can be reliably wiped and cleaned. A clip guide made of resin may be fitted into the overhanging portions 8a and 8b of the moving handrail rail 2 from the outside in the width direction. In this case, the waste W is applied to the upper surface, the end surface and the lower surface of the clip guide. It can be wiped clean by firmly contacting it.

  Next, assembling of the cleaning tool 10 to the moving handrail rail 2 will be described with reference to FIGS. 3A is a top view, FIG. 3B is a front view, and FIG. 3C is a side view showing a state in which the rag W and the tool main body 12 of the cleaning tool 10 are assembled to the moving handrail rail 2. . FIGS. 4A and 4B are a top view and a front view, respectively, showing a state in which the waste holding unit 30 is attached to the tool main body 12 of the cleaning tool 10 shown in FIG.

  As shown in FIGS. 3A to 3C, first, a narrow rag W is placed on the moving handrail rail 2. Here, the waste W is a cloth used to wipe off dirt such as oil attached to the machinery and clean the machinery. It is preferable that the dimension S in the length direction Y of the waste W be adjusted so that the waste W is cut or folded so as to enter the space between the pair of guide portions 18 of the instrument body 12.

  After that, the tool main body 12 is arranged on the rag W placed on the moving handrail rail 2. At this time, the device main body 12 is placed so that the waste W is positioned between the pair of guide portions 18.

  Then, as shown in FIGS. 4A and 4B, the rag holder 30 is attached to the instrument body 12. Specifically, the rag holder 30 is pushed in from the outside in the width direction such that the overhangs 8a and 8b of the moving handrail rail 2 are fitted into the rag holder 34 of the rag holder 30 via the rag W through the rag W. At this time, it is assumed that the screw shaft 22 of the instrument body 12 is inserted into the screw insertion hole 36 formed in the upright wall portion 32 of the waste holding portion 30. Then, in this state, the thumb screw 24 is screwed into the tip of the screw shaft 22 and tightened. As a result, the waste holding portion 30 is fastened and fixed to the tool main body 12, and as a result, the cleaning tool 10 is assembled to the movable handrail rail 2 as shown in FIGS. 1 (a) and 1 (b).

  Here, it is preferable that the thumb screw 24 is connected to the waste holding portion 30 by a chain 25 as shown in FIG. With this configuration, it is possible to prevent the thumb screw 24 from dropping off the waste holding portion 30, and it is possible to contribute to facilitation of the cleaning operation. Note that, instead of the chain 25, the thumb screw 24 may be connected to the waste holding portion 30 using a string.

  When the rag holder 30 is fixed to the appliance body 12 as described above, the rag W is pressed by the rag holder 34 of the rag holder 30, and the upper surface, the end face, and the upper surface of each of the overhang portions 8a and 8b of the movable handrail rail 2 are moved. It is pressed against the lower surface.

  In this state, the maintenance person grasps the center of the cleaning tool 10 in the width direction of the tool body 12 by hand, and moves the cleaning tool 10 in the direction of arrow A along the handrail rail 2. At this time, it is preferable that the maintenance person moves the cleaning tool 10 along the downwardly inclined moving handrail rail 2 from the upper floor side to the lower floor side. By doing so, the dust can be swept and collected on the bottom surface 4 of the moving handrail rail 2 on the lower floor side without dropping the dust swept by the brush 19.

  However, the moving direction of the cleaning tool 10 is not limited to the upper floor side to the lower floor side, but is conversely moved from the lower floor side to the upper floor side so that the brush 19 moves the bottom 4 of the moving handrail rail 2. May be performed, or the cleaning tool 10 may be moved a plurality of times between the upper floor and the lower floor to sweep and clean the bottom surface 4 of the moving handrail rail 2.

  The dust swept by the brush 19 of the cleaning tool 10 as described above is suctioned and removed by, for example, a vacuum cleaner provided on the lower floor side.

  When moving the cleaning tool 10 along the moving handrail rail 2 as described above, the guide portion 18 fits between the pair of side walls 6a and 6b of the moving handrail rail 2 to perform a guiding function, and at the same time performs a waste holding portion. The guide function can be achieved by the fact that 30 is fitted and fixed in the pair of overhang portions 8a and 8b. Therefore, the cleaning tool 10 can be moved in a stable state along the moving handrail rail 2, and the cleaning work of the moving handrail rail 2 can be facilitated.

  Further, by moving the cleaning tool 10 as described above, the upper surface, the end surface, and the lower surface of the pair of overhang portions 8a, 8b of the moving handrail rail 2 are wiped and cleaned by the waste W. As a result, dust such as abrasion powder of the moving handrail and dirt such as oil adhered to the pair of overhang portions 8a and 8b can be wiped clean with the waste W. Therefore, in the cleaning tool 10 of the present embodiment, the sweeping cleaning of the dust accumulated on the bottom surface 4 of the moving handrail rail 2 and the wiping cleaning of the pair of projecting portions 8a, 8b of the moving handrail rail 2 can be performed simultaneously. Cleaning work of the moving handrail rail 2 can be performed easily and quickly.

  As described above, if the moving handrail rail 2 is cleaned by using the cleaning tool 10 of the present embodiment, it is not necessary for a maintenance staff or the like to clean while moving up and down the stairs-like escalator while holding the vacuum cleaner. As you go up and down, your feet do not get caught on the cord of the vacuum cleaner. Therefore, according to the cleaning tool 10 of the present embodiment, the cleaning work of the moving handrail rail 2 can be performed safely and easily.

  In addition, although the case where the moving handrail rail of the escalator is cleaned has been described above, the present invention is not limited to this. The moving handrail rail cleaning device according to the present invention may be used for cleaning a moving handrail rail that forms part of a passenger conveyor such as a walking sidewalk.

  Further, in the above description, an example was described in which the rag holder 30 was attached to the instrument body 12 using the thumbscrew 24. However, the present invention is not limited to this, and a screw tightened with a tool such as a wrench or a screwdriver is used. The rag holder may be attached to the instrument body.

    2 Moving handrail rail, 4 bottom surface, 6a, 6b side wall, 8a, 8b overhanging portion, 10 moving handrail rail cleaning tool, 12 tool body, 16 base section, 18 guide section, 19 brush, 20 side wall section, 22 screw shaft, 25 Chain, 30 rag holding section, 32 vertical wall section, 34 rag holding section, 36 screw insertion hole, 38 projection, W rag.

Claims (8)

An appliance body on which a brush for sweeping the bottom surface of the moving handrail rail is arranged;
A rag holding portion attached to the appliance main body and holding the rag pressed against an overhanging portion protruding outward in the width direction of the moving handrail rail,
Moving railing cleaning equipment. The moving handrail rail cleaning tool according to claim 1,
The moving handrail rail cleaning tool, wherein the tool main body has a guide portion fitted between a pair of side walls of the moving handrail rail. The moving handrail rail cleaning device according to claim 2,
A moving handrail rail cleaning tool, wherein the brush is implanted at a tip of the guide portion. The moving handrail rail cleaning tool according to any one of claims 1 to 3,
The moving handrail rail cleaning device, wherein the waste holding portion is attached to the device main body by a screw. The moving handrail rail cleaning device according to claim 4,
The moving handrail rail cleaning device, wherein the screw is a thumbscrew. The moving handrail rail cleaning tool according to claim 5,
The moving handrail rail cleaning device, wherein the thumbscrew is connected to the waste holding portion by a chain or a string. The moving handrail rail cleaning tool according to any one of claims 1 to 6,
The moving handrail rail cleaning device, wherein the rag holding portion has a shape bent into a U-shaped side surface so as to press the rag against the upper surface, the end surface, and the lower surface of the projecting portion of the moving handrail rail. The moving handrail rail cleaning device according to claim 7,
A moving handrail rail cleaning device, wherein a projection for applying tension to the waste is provided on an inner surface of the waste holding portion facing a lower surface of the overhanging portion.

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