JP6985218B2 - Moving handrail rail cleaning equipment - Google Patents

Description

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

When the escalator is operated for a long period of time, the abrasion powder scraped off from the moving handrail due to the friction between the rubber moving handrail and the moving handrail rail becomes dust and accumulates on the moving handrail rail. Therefore, maintenance personnel of the escalator may remove the moving handrail from the moving handrail rail to expose the moving handrail rail, and vacuum the moving handrail rail to clean the dust accumulated on the moving handrail rail.

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

Japanese Unexamined Patent Publication No. 9-110358

When cleaning the moving handrail rail by sucking it with a vacuum cleaner as described above, a maintenance worker or the like must hold the vacuum cleaner and clean it while going up and down the staircase escalator. In this case, since the vacuum cleaner is heavy, cleaning the moving handrail rail is a heavy burden on maintenance personnel and the like, and if the vacuum cleaner is carried up and down the escalator, there is a risk of falling.

Furthermore, in the case of a cord-type vacuum cleaner, it is necessary to prepare an extension cord and connect it to the power supply. Therefore, in this case, it is necessary to bring an extension cord and connect it, which is one of the reasons why the cleaning work becomes complicated. In addition, if a maintenance worker or the like goes up and down the escalator while the extension cord extends on the escalator, his / her foot may get caught in the extension cord and fall.

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

The moving handrail rail cleaning device according to the present invention is attached to a device main body in which a brush for sweeping the bottom surface of the moving handrail rail is arranged, and a waste cloth on an overhanging portion protruding outward in the width direction of the moving handrail rail. It is provided with a waste holding portion for holding in a pressed state.

According to this configuration, a maintenance worker or the like holds a moving handrail rail cleaning device in his hand and moves the cleaning device along the moving handrail rail while descending the escalator from top to bottom, for example, to accumulate on the moving handrail rail. The dust can be swept up on the moving handrail rail near the entrance on the lower floor side. The dust collected in this way may be removed by suction with a vacuum cleaner, for example. As described above, according to the moving handrail rail cleaning device according to the present invention, it is possible to easily and safely clean the moving handrail rail without carrying a vacuum cleaner on the escalator. Further, at the same time as cleaning the dust in this way, it is also possible to wipe and clean the overhanging portion of the moving handrail rail with the waste cloth pressed by the waste cloth holding portion.

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

Further, in the moving handrail rail cleaning tool according to the present invention, the brush may be planted at the tip of the guide portion. According to this configuration, the brush is planted at the tip of the guide portion that is fitted between the side walls of the moving handrail rail during cleaning, so that the length of the brush for sweeping the bottom surface of the moving handrail rail can be increased. Can be shortened.

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 if the thickness of the waste cloth changes, the waste cloth holding portion can be attached by screwing it to the instrument main body in a state where the waste cloth is pressed with a good pressure.

In this case, the screw is preferably a thumbscrew. According to this configuration, the thumbscrew can be manually tightened or loosened without using a tool to attach or remove the waste holding portion, and the cleaning work becomes easier.

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

Further, in the moving handrail rail cleaning device according to the present invention, it is preferable that the waste holding portion has a shape bent in a U shape on the side surface so as to press the waste against the upper surface, the end surface and the lower surface of the overhanging 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 overhanging portion of the moving handrail rail can be simultaneously wiped and cleaned with a waste cloth. Further, since the waste holding portion has such a shape, it is possible to fulfill a guiding function when moving the cleaning tool along the moving handrail rail, and it is possible to stably and surely clean the moving handrail rail. can.

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

According to the moving handrail rail cleaning device according to the present invention, the moving handrail rail can be easily and safely cleaned without carrying a vacuum cleaner on a passenger conveyor such as an escalator.

It is (a) top view and (b) front view which shows the state which the moving handrail rail cleaning tool which is one Embodiment of this invention is assembled with the moving handrail rail of an escalator. It is (a) top view, (b) front view, and (c) side view which shows the moving handrail rail. It is (a) top view, (b) front view, and (c) side view which shows the state which the waste and the instrument main body of the moving handrail rail cleaning equipment are attached to the moving handrail rail. It is (a) top view and (b) front view which shows how the waste holding part is attached to the instrument body of the moving handrail rail cleaning appliance shown in FIG.

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

FIG. 1 shows a state in which the moving handrail rail cleaning device (hereinafter, appropriately referred to as “cleaning device”) 10 according to the embodiment of the present invention is assembled to the moving handrail rail 2 of the escalator (a). It is a figure and (b) a front view. FIG. 2 is a top view (a), a front view (b), and a side view (c) showing the moving handrail rail 2. In FIGS. 1 and 2 (also in 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, in the inclined portion of the moving handrail rail, the height direction Z corresponds to the vertical direction inclined by a predetermined angle with respect to the vertical direction.

As shown in FIGS. 1A and 1B, the cleaning device 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. For example, the escalator is regularly inspected and repaired by maintenance personnel. At this time, the maintenance personnel clean the moving handrail rail 2 with the moving handrail (not shown) removed from 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, for example. The moving handrail rail 2 is a long member extending in the length direction Y.

The moving handrail rail 2 has a bottom surface 4 formed along a plane including the width direction X and the length direction Y, and a pair of side walls 6a and 6b erected above both side edges of the bottom surface 4 in the width direction X. And the overhanging portions 8a and 8b formed so as to project 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 6a and 6b are formed by being bent at a right angle to the bottom surface 4. Further, the overhanging portions 8a and 8b are formed so as to be bent at a right angle to the side walls 6a and 6b so as 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 has an inclined portion that is inclined and extends linearly between the upper floor and the lower floor, a horizontal portion that is continuously provided at the upper end and the lower end of the inclined portion, and an upper floor and a lower floor. Each of the horizontal portions of the above has a curved portion forming a semicircular arc shape.

The endlessly formed moving handrail is provided so as to cover and cover the upper portion of the moving handrail rail 2 including the overhanging portions 8a and 8b. In this state, the moving handrail is driven by a drive roller or the like (not shown) and moves along the moving handrail rail 2. On the outward route (from the upper floor side to the lower floor side, or vice versa), the moving handrail moves in an exposed state by being covered with the inclined portion, the horizontal portion, and the curved portion of the moving handrail rail 2. On the other hand, the moving handrail moves in a hidden state inside the truss constituting the escalator on the return trip.

Referring again to FIGS. 1 (a) and 1 (b), the cleaning tool 10 includes a tool body 12 and a pair of waste holding portions 30 attached to the tool body 12. The instrument body 12 is formed, for example, by bending a metal plate, or is preferably formed of a resin molded product.

The instrument main body 12 hangs down from a flat plate-shaped base portion 16 arranged over a pair of overhanging portions 8a and 8b of the moving handrail rail 2 and both side edge portions of the base portion 16 in the length direction Y. It has a pair of formed guide portions 18 and a pair of side wall portions 20 erected on both side ends of the base portion 16 in the width direction X.

The base portion 16 of the instrument main body 12 is supported in a state where both ends in the width direction are placed on the pair of overhanging 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 arranged so as to be fitted between the pair of side walls 6a and 6b of the moving handrail rail 2. Therefore, the widthwise dimension of the guide portion 18 is formed to be slightly shorter than the dimension between the pair of side walls 6a and 6b of the moving handrail rail 2. Specifically, the widthwise dimension of the guide portion 18 is such that a gap of, for example, about 1 to 2 mm is formed between the widthwise end edge portion of the guide portion 18 and the side walls 6a and 6b of the moving handrail rail 2. It is preferable to set.

By fitting and arranging the guide portion 18 between the pair of side walls 6a and 6b of the moving handrail rail 2 in this way, it is possible to fulfill the guiding function when moving the cleaning device 10 on the moving handrail rail 2. , It becomes possible to perform cleaning work stably.

A brush 19 is planted at the tip of the guide portion 18 facing the bottom surface 4 of the moving handrail rail 2. It is preferable that the brush 19 is uniformly provided 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. Thereby, by moving the cleaning device 10 along the moving handrail rail 2, the dust accumulated on the bottom surface 4 can be swept up and collected.

The brush 19 is provided at the tip of each of the pair of guide portions 18. As a result, the performance of sweeping away 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 shortened by implanting the brush 19 at the tip of the guide portion 18 of the instrument main body 12.

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

As described above, a pair of side wall portions 20 are erected at both side end portions of the base portion 16 in the width direction X. 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 portion 20. A male screw is formed on the outer circumference of the screw shaft 22. The screw shaft 22 is a member for fastening and fixing the waste holding portion 30 to the instrument main body 12 by using the thumbscrew 24. The attachment of the waste holding portion 30 will be described later.

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

A screw insertion hole 36 is formed in the vertical wall portion 32. After inserting the screw shaft 22 of the instrument main body 12 into the screw insertion hole 36, the waste holding portion 30 can be fixed to the instrument main body 12 by screwing and tightening the thumbscrew 24 to the screw shaft 22.

The waste holding portion 34 has a shape extending outward in the width direction from the lower end of the vertical wall portion 32 and being bent in a U-shape on the side surface. Since the waste holding portion 34 is formed in such a shape, the waste can be pressed against the upper surface, the end surface, and the lower surface of the overhanging portions 8a and 8b of the moving handrail rail 2 as described later. A resin clip guide may be fitted into the overhanging portions 8a and 8b of the moving handrail rail 2 from the outside in the width direction and installed. In this case, the upper surface, end surface, and lower surface of the clip guide are the moving handrail. The upper surface, the end surface, and the lower surface of the overhanging portions 8a and 8b of the rail 2 are formed.

A protrusion 38 for applying tension to the waste W is provided on the inner surface of the waste holding portion 34 facing the lower surfaces of the overhanging 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 ridge extending along the length direction Y. By forming such a protrusion 38, the waste W can be held by the waste holding portion 30 in a state where the waste W is appropriately stretched, whereby the waste W can be held on the upper surfaces of the overhanging portions 8a and 8b of the moving handrail rail 2. , Can be securely wiped and cleaned by firmly contacting the end face and the lower surface. A resin clip guide may be fitted into the overhanging portions 8a and 8b of the moving handrail rail 2 from the outside in the width direction and installed. In this case, the waste W is installed on 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 the cleaning device 10 to the moving handrail rail 2 will be described with reference to FIGS. 3 and 4. FIG. 3 is a top view (a), a front view (b), and a side view (c) showing a state in which the waste cloth W and the tool main body 12 of the cleaning tool 10 are assembled to the moving handrail rail 2. .. 4A and 4B are a top view (a) and a front view (b) showing how the waste holding portion 30 is attached to the appliance main body 12 of the cleaning appliance 10 shown in FIG.

As shown in FIGS. 3A to 3C, first, a narrow waste cloth 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 machinery and clean it. It is preferable that the dimension S of the waste W in the length direction Y is adjusted so as to fit between the pair of guide portions 18 of the instrument main body 12 by cutting or folding the waste W.

After that, the instrument main body 12 is arranged on the waste W placed on the moving handrail rail 2. At this time, the instrument 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 waste holding portion 30 is attached to the instrument main body 12. Specifically, the waste holding portion 30 is pushed in from the outside in the width direction so that the overhanging portions 8a and 8b of the moving handrail rail 2 are fitted inside the waste holding portion 34 of the waste holding portion 30 via the waste W. At this time, the screw shaft 22 of the instrument main body 12 is inserted into the screw insertion hole 36 formed in the vertical wall portion 32 of the waste holding portion 30. Then, in this state, the thumbscrew 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 instrument main body 12, and as a result, the cleaning instrument 10 is assembled to the moving handrail rail 2 as shown in FIGS. 1 (a) and 1 (b).

Here, as shown in FIG. 4B, the thumbscrew 24 is preferably connected to the waste holding portion 30 by a chain 25. By doing so, it is possible to prevent the thumbscrew 24 from falling off from the waste holding portion 30, and it is possible to contribute to facilitation of cleaning work. Instead of the chain 25, the thumbscrew 24 may be connected to the waste holding portion 30 by using a string.

When the waste holding portion 30 is fixed to the instrument main body 12 as described above, the waste W is subjected to the upper surfaces, end faces and end faces of the overhanging portions 8a and 8b of the moving handrail rail 2 by the waste holding portion 34 of the waste holding portion 30. It is in a state of being pressed against the lower surface.

In this state, the maintenance worker grasps the central portion of the cleaning tool 10 in the width direction by hand and moves the cleaning tool 10 in the direction of arrow A along the moving handrail rail 2. At this time, it is preferable that the maintenance staff moves the cleaning device 10 from the upper floor side to the lower floor side along the moving handrail rail 2 which is inclined downward. Then, the dust can be swept up on the bottom surface 4 of the moving handrail rail 2 on the lower floor side without dropping the dust swept up by the brush 19.

However, the moving direction of the cleaning device 10 is not limited to the upper floor side to the lower floor side, and conversely, the cleaning device 10 is moved from the lower floor side to the upper floor side, and the bottom surface 4 of the moving handrail rail 2 by the brush 19 is used. Alternatively, the cleaning device 10 may be moved between the upper floor and the lower floor a plurality of times to sweep and clean the bottom surface 4 of the moving handrail rail 2.

Then, the dust collected by the brush 19 of the cleaning device 10 as described above is sucked and removed by, for example, a vacuum cleaner prepared on the lower floor side.

Further, when the cleaning device 10 is moved along the moving handrail rail 2 as described above, the guide portion 18 is fitted between the pair of side walls 6a and 6b of the moving handrail rail 2 to perform a guiding function and a waste holding portion. The guide function can be fulfilled by the 30 being fitted and fixed to the pair of overhanging portions 8a and 8b. Therefore, the cleaning device 10 can be moved along the moving handrail rail 2 in a stable state, and the cleaning work of the moving handrail rail 2 can be facilitated.

Further, by moving the cleaning device 10 as described above, the upper surface, the end surface, and the lower surface of the pair of overhanging portions 8a and 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 adhering to the pair of overhanging portions 8a and 8b and dirt such as oil can be wiped off cleanly with the waste cloth W. Therefore, in the cleaning device 10 of the present embodiment, it is possible to simultaneously perform sweeping and cleaning of dust accumulated on the bottom surface 4 of the moving handrail rail 2 and wiping and cleaning of the pair of overhanging portions 8a and 8b of the moving handrail rail 2. The cleaning work of the moving handrail rail 2 can be easily and quickly performed.

As described above, if the moving handrail rail 2 is cleaned by using the cleaning device 10 of the present embodiment, it is not necessary for the maintenance staff or the like to clean the moving handrail rail 2 while holding the vacuum cleaner and going up and down the staircase escalator. You won't get your feet caught in the vacuum cleaner cord while going up and down. Therefore, according to the cleaning device 10 of the present embodiment, the cleaning work of the moving handrail rail 2 can be performed safely and easily.

In the above, the case of cleaning the moving handrail rail of the escalator has been described, but 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 constitutes a part of a passenger conveyor such as a walking walkway.

Further, in the above, an example in which the waste holding portion 30 is attached to the instrument main body 12 by using the thumbscrew 24 has been described, but the present invention is not limited to this, and a screw tightened by a tool such as a wrench or a screwdriver is used. The waste holder may be attached to the instrument body.

2 Moving handrail rail, 4 bottom surface, 6a, 6b side wall, 8a, 8b overhanging part, 10 moving handrail rail cleaning equipment, 12 equipment body, 16 base part, 18 guide part, 19 brush, 20 side wall part, 22 screw shaft, 25 Chain, 30 waste holding part, 32 standing wall part, 34 waste holding part, 36 screw insertion hole, 38 protrusion, W waste.

Claims (8)

The instrument body, which has a brush for sweeping the bottom of the moving handrail rail,
It is provided with a waste holding portion that is attached to the instrument body and holds the waste in a state of being pressed against the overhanging portion that protrudes outward in the width direction in the moving handrail rail.
Moving handrail rail cleaning equipment. In the moving handrail rail cleaning device according to claim 1.
The device main body is a moving handrail rail cleaning device characterized by having a guide portion fitted between a pair of side walls of the moving handrail rail. In the moving handrail rail cleaning device according to claim 2.
The moving handrail rail cleaning device, characterized in that the brush is planted at the tip of the guide portion. In the moving handrail rail cleaning device according to any one of claims 1 to 3.
A moving handrail rail cleaning device, wherein the waste holding portion is attached to the device body by a screw. In the moving handrail rail cleaning device according to claim 4.
A moving handrail rail cleaning device, wherein the screw is a thumbscrew. In the moving handrail rail cleaning device according to claim 5.
A moving handrail rail cleaning device, wherein the thumbscrew is connected to a waste holding portion by a chain or a string. In the moving handrail rail cleaning device according to any one of claims 1 to 6.
The waste holding portion is a moving handrail rail cleaning device having a shape bent in a U-shape on a side surface so as to press a waste against the upper surface, the end surface, and the lower surface of the overhanging portion of the moving handrail rail. In the moving handrail rail cleaning device according to claim 7.
A moving handrail rail cleaning device, characterized in that a protrusion for applying tension to the waste cloth is provided on an inner surface of the waste cloth holding portion facing the lower surface of the overhanging portion.

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