JP2015168558A - hanger rail cleaning jig - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve the problem in which, in a prior art, for example, it is desired that the cleaning of a hanger rail is performed more reliably.SOLUTION: A hanger rail cleaning jig of an embodiment is a jig that cleans a rolling surface of a rolling hanger rail to which a hanger roller of a hall door of an elevator is mounted. The hanger rail cleaning jig comprises a body part formed in a rod shape, a handle part mounted to one end of the body part, and a scraping part. The scraping part is formed in a rod shape and formed integrally with the other end of the body part so as to form a right angle with the body part, and the cross-sectional shape of a direction orthogonal to an extension direction is formed in a triangular shape with the handle part side as an apex over the entire extension direction. The apex side of the triangular shape can contact with the rolling surface.

Description

  Embodiments described herein relate generally to a hanger rail cleaning jig.

  Conventionally, an elevator moves a car to an arbitrary floor by moving the car in a hoistway. In such an elevator, for example, a holder hanger rail provided at a landing may be cleaned using various cleaning jigs.

Japanese Patent Application Laid-Open No. 08-091749

  By the way, in the prior art, for example, it is desired to clean the hanger rail more efficiently.

  The hanger rail cleaning jig of the embodiment is a jig for cleaning a rolling surface of a hanger rail on which a hanger roller of an elevator holder is placed and rolls. The hanger rail cleaning jig includes a main body portion formed in a rod shape, a handle portion attached to one end of the main body portion, and a scraping portion. The scraping portion is integrally formed in a rod shape at the other end of the main body portion so as to form a right angle with the main body portion, and a cross-sectional shape in a direction orthogonal to the extending direction extends over the entire extending direction. It is formed in a triangular shape with the hand side as the apex, and the apex side of the triangular shape can come into contact with the rolling surface.

FIG. 1 is a front view illustrating a schematic configuration of a hanger rail cleaning jig according to an embodiment. FIG. 2 is a view taken in the direction of arrow A shown in FIG. 3 is a view taken in the direction of arrow B shown in FIG. FIG. 4 is a schematic front view of a hold door device representing an application example of the hanger rail cleaning jig according to the embodiment. FIG. 5 is a schematic partial perspective view showing an application example of the hanger rail cleaning jig according to the embodiment. FIG. 6 is a schematic side view illustrating an application example of the hanger rail cleaning jig according to the embodiment. FIG. 7 is a block diagram illustrating a schematic configuration example of an elevator to which the hanger rail cleaning jig according to the embodiment is applied.

[Embodiment]
FIG. 1 is a front view illustrating a schematic configuration of a hanger rail cleaning jig according to an embodiment. FIG. 2 is a view taken in the direction of arrow A shown in FIG. 1 (a side view seen from one side in the extending direction of the scraping portion). FIG. 3 is a view as viewed in the direction of arrow B shown in FIG. FIG. 4 is a schematic front view of a hold door device representing an application example of the hanger rail cleaning jig according to the embodiment. FIG. 5 is a schematic partial perspective view showing an application example of the hanger rail cleaning jig according to the embodiment. FIG. 6 is a schematic side view illustrating an application example of the hanger rail cleaning jig according to the embodiment. FIG. 7 is a block diagram illustrating a schematic configuration example of an elevator to which the hanger rail cleaning jig according to the embodiment is applied.

  The hanger rail cleaning jig 100 according to the present embodiment shown in FIGS. 1 to 6 includes a rolling hanger rail 12b on which the hanger roller 12d of the holder 12a of the elevator 1 is mounted and rolled, as shown in FIG. This is a jig for cleaning the upper rolling surface 12f as the moving surface.

  Here, the jig | tool 100 for a hanger rail cleaning of this embodiment is applied to the elevator 1 as shown in FIG. The elevator 1 can move to a landing 6 on an arbitrary destination floor when the car 2 moves up and down in the hoistway 7. The elevator 1 includes a car 2, a counter weight 3, a main rope 4, a hoisting machine 5, a control device (control panel) 10, and the like. The elevator 1 is a so-called elevator type elevator in which a car 2 and a counterweight 3 are connected by a main rope 4. The elevator 1 is provided with a landing 6.

  The car 2 includes a car operation panel 8 and the like, and can move up and down a hoistway 7 provided in the building. The car operation panel 8 performs so-called car call registration in response to an operation input by the user. The main rope 4 is hung on the main sheave 5a or the deflecting sheave 5b of the hoisting machine 5. The main rope 4 has a car 2 connected to one end and a counterweight 3 connected to the other end. The hoisting machine 5 includes, for example, an electric motor (motor) 5c that generates power. In the hoisting machine 5, when the electric motor 5c is driven, the main sheave 5a connected to the electric motor 5c is rotationally driven. The hoisting machine 5 uses the friction force generated between the main sheave 5a and the main rope 4 to wind up the main rope 4 electrically. The hall 6 is provided on each elevator stop floor where the car 2 can land. Each hall 6 is provided with a hall operating panel 9 or the like. The hall operating panel 9 performs so-called hall call registration according to the operation input by the user.

  The elevator 1 includes a car door device 11 provided at the entrance 11A to the landing 6 of the car 2, and a hold door device 12 provided at the entrance 12A to the car 2 at each hall 6. Is done. The hold door device 12 partitions the landing 6 and the hoistway 7 so that they can be opened and closed. The holder device 12 is normally in a closed state and blocks between the landing 6 side and the hoistway 7 side where the car 2 moves up and down, and when the car 2 is landing, the car on the car 2 side. It is opened and closed in conjunction with the door device 11.

  The control device 10 includes a CPU (central processing unit), a ROM, a RAM, a backup RAM, a microcomputer having an input / output port device, and a drive circuit that are connected to each other by a normal type bidirectional common bus. . A ROM (Read Only Memory) stores a predetermined control program and the like in advance. A RAM (Random Access Memory) temporarily stores a calculation result of the CPU. The backup RAM stores information such as prepared map data and elevator 1 specifications. The control device 10 is electrically connected to various parts of the various sensors, detectors, and elevators 1 and comprehensively controls the operation of each part.

  The elevator 1 configured as described above operates as follows when the call operation of the car 2 is performed by the user via the car operation panel 8, the hall operation panel 9, or the like as a normal mode. That is, the elevator 1 receives a car call registration signal and a hall call registration signal corresponding to the control device 10 from the car operation panel 8, the hall operation panel 9, and the like. In the elevator 1, the control device 10 performs the car call registration of the car 2 or the hall call registration according to the car call registration signal and the hall call registration signal. Then, the control device 10 rationally moves the car 2 based on the car call registration, the hall call registration, outputs from various sensors and detectors, the current moving direction (lifting direction) of the car 2, and the like. The landing order of the car 2 is determined so as to answer each call. Then, the control device 10 controls the hoisting machine 5 to move the car 2 to the target floor. Thereby, the elevator 1 moves the elevator car 2 up and down in the vertical direction in the hoistway 7 and moves to the landing 6 on an arbitrary destination floor. When the elevator 1 detects that the car 2 has landed at the landing 6 on the destination floor and has landed at a predetermined landing position, the car door device 11 of the car 2 and The hold door device 12 of the hall 6 on the floor is interlocked and opened. As a result, a user waiting at the landing 6 can get into the car 2, and a user within the car 2 can get off at the landing 6.

  The hanger rail cleaning jig 100 according to the present embodiment shown in FIGS. 1 to 6 is used when cleaning the hanger rail 12b of the holder device 12 of the elevator 1 configured as described above. Here, as shown in FIG. 4, the holder device 12 to which the hanger rail cleaning jig 100 is applied includes a holder 12a, a hanger rail 12b, a door hanger 12c, a hanger roller 12d, a door detachment prevention roller 12e, and the like. It is comprised including.

  The holder 12a is formed as a rectangular panel member (door panel) for opening and closing the entrance 12A (see FIG. 7). The holder 12a may be composed of a single sheet or a plurality of sheets. The holder 12a may be a single-open type or a center double-open type. Here, FIG. 4 shows one holder 12a, and the other holders 12a are not shown. The hanger rail 12b is provided to face the hoistway 7 side on the vertical direction upper side of the entrance / exit 12A of each landing 6. In addition, the holder device 12 may be, for example, a hallway in a state other than a state in which the holder device 12 is opened and closed in conjunction with the car door device 11 or the car 2 is in a predetermined landing position. An interlock mechanism or the like for preventing the door device 12 from being opened is provided. The hanger rail 12b is provided in the horizontal direction along the vertical upper end of the entrance 12A. The hanger rail 12 b is a guide member that guides the opening and closing movement of the hold door device 12. The direction along the hanger rail 12 b, that is, the horizontal direction is the opening and closing direction of the hold door device 12. In other words, the hanger rail 12 b is provided along the opening / closing direction of the hold door device 12. The hanger rail 12b includes an upper rolling surface 12f that is a rolling surface on which the hanger roller 12d rolls along with the opening and closing of the hold door device 12, and a door detachment prevention roller 12e that rolls along with the opening and closing of the hold door device 12. And a lower rolling surface 12g which is a rolling surface to be moved. The upper rolling surface 12f is a surface on the upper side in the vertical direction of the hanger rail 12b. The lower rolling surface 12g is a surface on the lower side in the vertical direction of the hanger rail 12b. The number of the hanger rails 12b is set according to the number of the hold doors 12a.

  The door hanger 12c is a plate-like member fastened to the upper end surface of the hold door 12a. One door hanger 12c is provided for each holder 12a. The door hanger 12c supports the hanger roller 12d and the door detachment prevention roller 12e on the upper end in the vertical direction of the hold door 12a. The hanger roller 12d and the door detachment prevention roller 12e are both formed as cylindrical rolling elements and are supported by the door hanger 12c so as to be capable of rotating. The hanger roller 12d and the door detachment prevention roller 12e are opposed to each other across the hanger rail 12b with respect to the vertical direction. Here, two pairs of hanger rollers 12d and door retaining rollers 12e are provided on one door hanger 12c. Each hanger roller 12d is mounted on the upper rolling surface 12f and can be rolled, and each door detachment prevention roller 12e is able to roll by contacting the lower rolling surface 12g. Each hanger roller 12d and each door detachment prevention roller 12e are supported by the door hanger 12c in such a positional relationship that the central axis (rotation axis) is along the horizontal direction and orthogonal to the opening / closing direction. The holder 12a has a structure in which the entire outer surface of each hanger roller 12d is suspended from the hanger rail 12b in a positional relationship such that the outer peripheral surface of the hanger roller 12d contacts the upper rolling surface 12f on the upper side in the vertical direction of the hanger rail 12b. That is, the holder 12a is hung on the upper rolling surface 12f side of the hanger rail 12b via the door hanger 12c and each hanger roller 12d, and in this state, each hanger roller 12d moves on the upper rolling surface 12f. Opened and closed by rolling. Each door detachment prevention roller 12e faces each hanger roller 12d with the hanger rail 12b sandwiched in the vertical direction. Each door detachment prevention roller 12e holds the hanger rail 12b between each hanger roller 12d, and rolls while contacting the lower rolling surface 12g as the hold door 12a opens and closes. Smooth opening and closing operations can be realized while suppressing swinging and dropping.

  The hanger rail cleaning jig 100 according to the present embodiment includes a main body portion 101 formed in a bar shape and a handle portion attached to one end of the main body portion 101 as shown in FIGS. 1, 2, and 3. 102 and a shaving part 103 formed integrally with the main body part 101 at the other end of the main body part 101, and a substantially L-shaped cleaning jig is configured as a whole, thereby cleaning the hanger rail 12 b. Can be done efficiently.

  Specifically, the main body 101 is formed in a rod shape having a substantially rectangular cross section. The handle portion 102 is formed in a cylindrical tube shape and is attached to one end of the main body portion 101. The scraper 103 is integrally formed in a rod shape at the other end of the main body 101 so as to be perpendicular to the main body 101. As shown in FIG. 1 and the like, the shaving portion 103 is formed in a triangular shape having a cross-sectional shape in a direction orthogonal to the extending direction with the handle portion 102 side as a vertex 103a. The cross-sectional shape of the scraping portion 103 is formed in a triangular shape with the handle portion 102 side as a vertex 103a over the entire extending direction. Here, the extending direction of the shaving portion 103 is typically a direction orthogonal to the main body portion 101, and is a direction in which the rod-shaped shaving portion 103 extends. In the hanger rail cleaning jig 100, the triangular apex 103a side can abut on the upper rolling surface 12f.

  The main body 101 and the shaving part 103 are integrally formed of, for example, metal. The handle portion 102 is formed of, for example, a resin material such as plastic and is attached to the main body portion 101. The main body 101 is formed such that its longitudinal dimension is, for example, the vertical height of the holder 12a. The handle portion 102 is formed with a diameter φ of, for example, about 7.5 mm to 12.5 mm, here about 10 mm. The handle portion 102 is formed to have a longitudinal dimension of, for example, about 50 mm to 90 mm, here about 70 mm. The scraping portion 103 is formed so that a dimension in a triangular height direction in a cross section in a direction orthogonal to the extending direction is, for example, about 7.5 mm to 17.5 mm, and here, about 15 mm. Further, the shaving portion 103 is formed with a dimension along the extending direction of, for example, about 75 mm to 125 mm, and here, about 100 mm.

  An outline of the cleaning operation of the upper rolling surface 12f of the hanger rail 12b performed by the worker of the elevator 1 using such a hanger rail cleaning jig 100 is as follows. That is, for example, the worker first gets into the car 2 and moves to the floor of the hanger rail 12b to be cleaned. When the car 2 moves to the target floor, the worker takes measures so that the car door device 11 and the hold door device 12 are not closed again after the car door device 11 and the hold door device 12 are opened. For example, the worker performs the treatment by cutting a car safety switch or the like. Then, the worker cleans the upper rolling surface 12f of the hanger rail 12b using the hanger rail cleaning jig 100.

  More specifically, the worker grips the handle portion 102 of the hanger rail cleaning jig 100, and removes the scraping portion 103 from the interior side of the car 2 to the gap between the car 2 and the landing 6. Through the hanger rail 12b. Then, as shown in FIGS. 4, 5, and 6, the worker abuts the apex 103 a side of the shaving portion 103 so as to be hooked on the upper rolling surface 12 f of the hanger rail 12 b, and the shaving portion 103 The scraper 103 is moved along the upper rolling surface 12f so that the dirt 50 and the like fixed on the upper rolling surface 12f is scraped off by the vertex 103a. In this case, since the hanger rail cleaning jig 100 is formed in the shape and dimensions as described above, the above-described upper rolling surface 12f can be efficiently cleaned. Then, the worker performs various end operations and ends the cleaning operation of the upper rolling surface 12f.

  According to the hanger rail cleaning jig 100 described above, the upper rolling surface 12f of the hanger rail 12b on which the hanger roller 12d of the holder 12a of the elevator 1 is placed and rolls is cleaned. The hanger rail cleaning jig includes a main body portion 101 formed in a rod shape, a handle portion 102 attached to one end of the main body portion 101, and a scraping portion 103. The shaving portion 103 is integrally formed in a rod shape at the other end of the main body portion 101 so as to be perpendicular to the main body portion 101, and the cross-sectional shape in a direction orthogonal to the extending direction extends over the entire extending direction. It is formed in a triangular shape with the handle portion 102 side as a vertex 103a, and the triangular vertex 103a side can contact the upper rolling surface 12f.

  Therefore, according to the hanger rail cleaning jig 100 described above, the cross-sectional shape of the shaving portion 103 is formed in a triangular shape with the handle portion 102 side as a vertex 103a over the entire extending direction. The worker can clean the upper rolling surface 12f by scraping off the dirt 50 and the like fixed on the upper rolling surface 12f by the apex 103a of the scraping portion 103, so that the hanger rail 12b can be cleaned. Cleaning can be performed efficiently. In this case, the hanger rail cleaning jig 100 is formed in a triangular shape having the handle portion 102 side as the apex 103a throughout the extending direction of the cross-sectional shape of the shaving portion 103, so that the dirt 50 can be scraped away. In this respect as well, the worker can efficiently clean the hanger rail 12b. As a result, the worker can shorten the working time of the cleaning work, for example. In addition, since the hanger rail cleaning jig 100 is substantially L-shaped as described above and is formed with the dimensions as described above, the hanger rail 12b can be easily cleaned even in narrow places. Further, by using the hanger rail cleaning jig 100, for example, the worker can clean the hanger rail 12b even in the normal operation that operates in the normal mode without setting the elevator 1 to the inspection mode or the like. it can.

  According to the hanger rail cleaning jig according to the embodiment and the modification described above, the hanger rail can be efficiently cleaned.

  Although several embodiments of the present invention have been described, these embodiments are presented by way of example and are not intended to limit the scope of the invention. These embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. These embodiments and their modifications are included in the scope and gist of the invention, and are also included in the invention described in the claims and the equivalents thereof.

DESCRIPTION OF SYMBOLS 1 Elevator 12 Holder apparatus 12a Holder 12b Hanger rail 12c Door hanger 12d Hanger roller 12e Door detachment prevention roller 12f Upper rolling surface (rolling surface)
12g Lower rolling surface 50 Dirt 100 Hanger rail cleaning jig 101 Main body portion 102 Handle portion 103 Cutting portion 103a Vertex

The hanger rail cleaning jig of the embodiment is a jig for cleaning a rolling surface of a hanger rail on which a hanger roller of an elevator holder is placed and rolls. The hanger rail cleaning jig includes a main body portion formed in a rod shape, a handle portion attached to one end of the main body portion, and a scraping portion. The stripped-up unit, the possession throughout with made form a rod so as to form the main body portion perpendicular to the other, the direction of the sectional shape orthogonal to the extending direction of the extending direction of the main body portion It is formed in a triangular shape with the portion side as a vertex, and the vertex side of the triangular shape can contact the rolling surface. The main body portion and the scraping portion are integrally formed of metal.

Claims (1)

A hanger rail cleaning jig for cleaning a rolling surface of a hanger rail on which a hanger roller of an elevator holder is placed and rolls,
A main body formed in a rod shape;
A handle attached to one end of the main body,
The other end of the main body is integrally formed in a rod shape so as to be perpendicular to the main body, and the cross-sectional shape in the direction orthogonal to the extending direction is the apex of the handle portion over the entire extending direction. It is formed into a triangular shape, and the triangular vertex is provided with a scraping portion that can come into contact with the rolling surface,
Hanger rail cleaning jig.

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