JP6604919B2 - Elevator door rail cleaning tool - Google Patents

Description

  The present invention relates to an elevator door rail cleaning tool for removing foreign matters such as dust adhering to an elevator door rail.

  This type of prior art is disclosed in Patent Document 1. Patent Document 1 describes a cleaner provided with a cleaning member capable of cleaning the upper surface of an elevator door rail at the lower end of a holding cylinder attached to a handle.

JP-A-3-95092

  In the cleaning device disclosed in Patent Document 1, foreign matter adhering to the upper surface of the door rail, that is, dust such as dust accumulated on the upper surface can be removed, but foreign matter adhering to the lower surface of the door rail, for example, the door rail Rust generated on the lower surface cannot be removed. Therefore, another cleaning work for removing the rust on the lower surface of the door rail is required, and there is a problem that improvement in work efficiency at the time of cleaning the door rail cannot be expected.

  In order to solve the above problems, an object of the present invention is to provide an elevator door rail cleaning tool capable of removing foreign matter attached to the lower surface of the door rail together with foreign matter attached to the upper surface of the door rail.

In order to solve the above problems, an elevator door rail cleaning tool according to the present invention is an elevator door rail cleaning tool that removes foreign matter adhering to a door rail that guides an elevator door, and is provided on the upper and lower surfaces and both sides of the door rail. The first holding member and the second holding member capable of sandwiching the door rail facing each other , and mounted on a surface facing the upper surface of at least one of the first holding member and the second holding member, and A first polishing portion that removes the foreign matter adhering to the upper surface side of the door rail, and a lower surface side of the door rail that is mounted on a surface facing the lower surface of the door rail of at least one of the first holding member and the second holding member a second polishing unit to remove the foreign matter attached to a supporting portion supporting the first holding member, the grip attached to the supporting part Wherein when said first holding member and the closing from the open state the second holding member closing part, and in that it comprises a opening operation portion to open from the closed state the second holding member and the first holding member It is said.

  According to the elevator door rail cleaning tool of the present invention, the foreign matter attached to the lower surface as well as the foreign matter attached to the upper surface of the door rail can be removed, and the work efficiency at the time of cleaning the door rail can be improved as compared with the conventional case. Problems, configurations, and effects other than those described above will become apparent from the following description of embodiments.

BRIEF DESCRIPTION OF THE DRAWINGS It is a figure which shows the state of the door rail vicinity of the elevator by the door rail cleaning tool which concerns on this invention, (a) is a principal part front view which shows the state which the landing door closed, (b) is the state which the landing door opened. It is a principal part front view shown. It is a principal part enlarged front view which shows the state which the foreign material adhered to the door rail shown in FIG. It is a figure which shows one Embodiment of the door rail cleaning tool of the elevator which concerns on this invention, and is a side view which shows the form at the time of door rail cleaning. It is a side view which shows the form at the time of attachment or detachment with respect to the door rail of the door rail cleaning tool which concerns on this embodiment. It is the figure seen from the front side of the door rail cleaning tool which concerns on this embodiment. It is a principal part perspective view which shows the state at the time of the door rail cleaning performed using this embodiment. It is a figure which shows another example of the 1st holding member with which the door rail cleaning tool of the elevator which concerns on this invention is equipped, (a) is a front view, (b) is a side view.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments of an elevator door rail cleaning tool according to the present invention will be described with reference to the drawings.

  FIG. 1 is a view showing a state in the vicinity of a door rail of an elevator to be cleaned by the door rail cleaning tool according to the present invention, wherein (a) is a front view of a main part showing a state where the landing door is closed, and (b) is a drawing showing the landing door. The principal part front view which shows the open state, FIG. 2 is a principal part enlarged front view which shows the state which the foreign material adhered to the door rail shown in FIG. First, based on these FIG. 1 and FIG. 2, the door rail of the elevator to be cleaned by the door rail cleaning device according to the present invention and the foreign matter attached to the door rail will be described.

  As shown in FIG. 1, the door rail 1 arrange | positioned at the landing side is being fixed to the holding member 2 provided in the landing side with the volt | bolt which is not shown in figure. A hanger roller 7 provided on each of the door hangers 5 and 6 that respectively suspend the landing doors 3 and 4 rolls on the upper surface 1 a of the door rail 1. As shown in FIG. 2, the door hanger 5 is provided with an anti-swaying roller 8 that prevents the door hanger 5 from shaking during movement. A similar steadying roller is also attached to the door hanger 6.

  A pulley 9 is disposed near one end of the door rail 1, and a pulley 10 is disposed near the other end of the door rail 1. A wire 11 is wound around these pulleys 9 and 10. The wire 11 and the door hanger 5 are connected by a connecting portion 12, and the wire 11 and the door hanger 6 are connected by a connecting portion 13.

  An engagement device 14 that engages with a car door (not shown) is attached to the door hanger 6, and the engagement device 14 has a door lock device 14 a. Further, a switch that is turned on by contact with the door lock device 14a, that is, a door lock switch 15 that detects that the landing doors 3 and 4 are closed is disposed at the center position of the door rail 1.

  Further, a spring 16 that biases the door hanger 5 is provided. One end of the spring 16 is fixed to the door hanger 5 at the fixing portion 17, and the other end is fixed at the fixing portion 18 of the holding member 2 that holds the door rail 1.

  When the pulleys 9 and 10 are rotated in a predetermined direction, the hanger roller 7 rolls on the upper surface 1 a of the door rail 1, and the door hangers 5 and 6 move in directions away from each other against the force of the spring 16. Accordingly, the landing doors 3 and 4 suspended from the door hangers 5 and 6 are moved away from each other to be in the open state shown in FIG.

  Further, when the pulleys 9 and 10 are rotated in the direction opposite to the predetermined direction, the hanger roller 7 rolls on the upper surface 1a of the door rail 1, and the door hangers 5 and 6 come close to each other through the force of the spring 16, respectively. It moves to the direction and the landing doors 3 and 4 move to the direction which mutually approaches, and it will be in the closed state shown to (a) of FIG.

  Here, as shown in FIG. 2, foreign matter adheres to the upper surface 1a and the lower surface 1b of the door rail 1 over time. In other words, foreign matter including dust 19 such as dust adheres to the upper surface 1a of the door rail 1. Foreign matter such as rust 20 adheres to the lower surface 1 b of the door rail 1. The door rail cleaning tool for an elevator according to the present embodiment removes both the dust 19 on the upper surface 1 a of the door rail 1 and the rust 20 on the lower surface 1 b of the door rail 1.

  FIG. 3 is a view showing an embodiment of a door rail cleaning tool for an elevator according to the present invention, a side view showing the form at the time of door rail cleaning, and FIG. 4 when the door rail cleaning tool according to this embodiment is attached to and detached from the door rail. FIG. 5 is a view seen from the front side of the door rail cleaning tool according to the present embodiment, and FIG. 6 is a perspective view of a main part showing a state during door rail cleaning performed using the present embodiment. is there.

  As shown in FIGS. 3 to 5, the door rail cleaning tool of the elevator according to the present embodiment is a first holding member, for example, a metal first member, which is disposed so as to be opposed to each other and to be opened and closed with the door rail 1 interposed therebetween. 1 holding plate 21 and a second holding member, for example, a metal second holding plate 22 are provided.

  In addition, the first holding plate 21 and the second holding plate 22 are attached to, for example, the first holding plate 21 to remove foreign matter adhering to the upper surface 1a side of the door rail 1, that is, dust 19 such as dust. Foreign matter attached to the lower surface 1b side of the door rail 1, for example, rust, attached to at least one of the polishing part, for example, the first cloth 23, the first holding plate 21 and the second holding plate 22, for example, rust A second polishing section for removing 20, for example, a second cloth file 24 is provided.

  Further, the first holding plate 21 and the second holding plate 22 are closed as shown in FIG. 3, and the closing operation unit, which will be described later, which closes the first holding plate 21 and the second holding plate 22 from the opened state shown in FIG. And a later-described opening operation unit that opens from the state.

  The first holding plate 21 is attached with the first cloth 23 and extends in the direction of the second holding plate 22. The first holding plate 21 supports the overhanging portion 21 a disposed on the upper side of the door rail 1 and the first holding plate 21. A fixed portion 21b having a fixed portion, and an overhanging portion 21a and a standing portion 21c that is connected to the fixed portion 21b and is erected in the vertical direction. The support portion described above includes a support member 31 that is fixed to the fixing portion 21b of the first holding plate 21 and extends in the vertical direction, and a grip portion 32 that is attached to the support member 31 and can be gripped by a cleaning operator. Consists of.

  The second holding plate 22 is erected in the vertical direction and has a first standing portion 22a having an upper end portion 22a1 joined to the end portion of the protruding portion 21a of the first holding plate 21 in the closed state shown in FIG. 3 is joined to the standing portion 21c of the first holding plate 21 in the closed state shown in FIG. 3, and is brought into contact with the standing portion 21c of the first holding plate 21 in the opened state shown in FIG. A second upright portion 22b having a lower end portion 22b1, one end connected to the lower end portion 22a2 of the first upright portion 22a, and the other end connected to the upper end portion 22b2 of the second upright portion 22b, and the second cloth A file 24 is mounted, and has a step portion 22 c arranged on the lower side of the door rail 1.

  As shown in FIG. 3, the distance between the protruding portion 21a of the first holding plate 21 and the stepped portion 22c of the second holding plate 22 in the closed state is the same as that of the first cloth file 23 mounted on the protruding portion 21a. Each of the second cloth files 24 attached to 22c is set in advance to a dimension that allows the upper surface 1a and the lower surface 1b of the door rail 1 to be smoothly rubbed within a range where dust 19 or rust 20 can be removed. is there.

  The above-described closing operation portion includes a bolt 25 inserted through each of a hole formed in the standing portion 21c of the first holding plate 21 and a hole formed in the second standing portion 22b of the second holding plate 22. And a spring receiver 26 attached to the bolt 25. The second holding plate 22 is attached to the bolt 25, one end is locked to the first holding plate 21, the other end is locked to the spring receiver 26, and the second standing portion 22b of the second holding plate 22 is the first holding plate. The spring 27 that urges the second holding plate 22 through the head portion 25a of the bolt 25 so as to abut against the standing portion 21c of the bolt 21 and the bolt 25 are screwed together to restrict the movement of the spring receiver 26. Nut 28.

  The opening operation portion described above is attached to the bolt 25 of the closing operation portion so as to face the nut 28, and has a hook portion 29a on which a finger of the cleaning operator can be hooked. A push-up member 29 that can push up the portion located on the opposite side, and a wing nut 30 that is attached to the bolt 25 and presses and fixes the push-up member 29 to the nut 28 are formed.

  As shown in FIG. 5, two sets of bolts 25, spring receivers 26, springs 27, nuts 28 and wing nuts 30 are provided along the extending direction of the push-up member 29.

  As shown in FIG. 5, it has the 1st notch part 33 which avoids interference with the volt | bolt which is not shown in figure which fixes the door rail 1 to the holding member 2 mentioned above in the both sides of the 1st holding plate 21. As shown in FIG. Similarly, on both sides of the second holding plate 22, there are second cutout portions 34 that avoid interference with a bolt (not shown) that fixes the door rail 1 to the holding member 2 described above.

  When cleaning the door rail 1 using the door rail cleaning tool according to the present embodiment configured as described above, the cleaning operator hooks his / her finger on the hook portion 29a of the push-up member 29 as shown in FIG. The push-up member 29 is pushed up so that 27 is compressed. As a result, the second holding plate 22 rotates in the opening direction as indicated by the arrow 35 around the contact portion between the lower end portion 22b1 of the second standing portion 22b and the standing portion 21c of the first holding plate 21. . In this state, both sides of the door rail 1 are sandwiched from the gap formed between the end portion of the protruding portion 21a of the first holding plate 21 and the upper end portion 22a1 of the first standing portion 22a of the second holding plate 22. In this way, the grasping portion 32 is grasped and the whole is pushed up.

  The overhanging portion 21a and the first cloth file 23 of the first holding plate 21 are located near the upper side of the door rail 1, and the step portion 22c and the second cloth file 24 of the second holding plate 22 are located near the lower side of the door rail 1. When the force applied to the hook portion 29a of the push-up member 29 is removed in the positioned state, the present embodiment becomes a closed configuration shown in FIGS. 3 and 6 by the restoring force of the spring 27 that has been contracted.

  That is, the first cloth file 23 attached to the overhanging portion 21 a of the first holding plate 21 contacts the upper surface 1 a of the door rail 1, and the second cloth file 24 attached to the step portion 22 c of the second holding plate 22 serves as the door rail 1. It will be in the state which contacted the lower surface 1b.

  In this state, the dust 19 on the upper surface 1a of the door rail 1 is removed by the first cloth 23 by moving the door rail cleaning unit according to the present embodiment along the extending direction of the door rail 1 while gripping the grip 32. The rust 20 on the lower surface 1 b of the door rail 1 is removed by the second cloth file 24.

  In addition, after cleaning the door rail 1 using the door rail cleaning tool which concerns on this embodiment, when the garbage 19 still exists in the upper surface 1a of the door rail 1, or the rust 20 still exists in the lower surface 1b. In this case, the remaining dust 19 or rust 20 can be completely removed by wiping the upper surface 1a or the lower surface 1b of the door rail 1 with a cloth or the like.

  Further, when removing the door rail cleaning tool according to the present embodiment from the door rail 1, as described above, that is, as shown in FIG. 4, the first holding plate 21 and the second holding plate 22 are opened, In this state, it can be removed by gripping and pulling down the grip portion 32.

  When the first cloth file 23 attached to the overhanging portion 21a of the first holding plate 21 or the second cloth file 24 attached to the step portion 22c of the second holding plate 22 is to be replaced, a push-up member is used. The open state shown in FIG. 4 can be maintained by inserting, for example, a rigid member between the hook portion 29 a of 29 and the fixing portion 21 b of the first holding plate 21. By maintaining the open state in this way, the first cloth file 23 or the second cloth file 24 can be easily replaced with a new cloth file.

  According to the door rail cleaning tool according to the present embodiment configured as described above, the rust 20 attached to the lower surface 1b of the door rail 1 can be removed together with the dust 19 attached to the upper surface 1a of the door rail 1. The work efficiency at the time of cleaning can be improved.

  In addition, you may comprise the 1st holding plate 21 mentioned above like the metal 1st holding plate 40 shown in FIG. The first holding plate 40 shown in FIG. 7 also has an overhanging portion 40a disposed on the upper side of the door rail 1, a fixing portion 40b to which a support member 31 that constitutes a supporting portion that supports the first holding plate 21 is fixed, It has a projecting portion 40a and a standing portion 40c that is connected to the fixed portion 40b and stands vertically. Moreover, it has the 1st notch part 42 which avoids interference with the volt | bolt which fixes the door rail 1 to the holding member 2 mentioned above on both sides. Furthermore, it has three first through holes 43 different from the holes 41 through which the bolts 25 are inserted. These first through holes 43 are formed in the standing portion 40c.

  If the first holding member is configured to be provided with the first through holes 43 like the first holding plate 40 shown in FIG. 7, the weight of the first holding plate 40 can be realized.

  Although not shown, the second holding member is also constituted by a second holding plate similar to the above-described embodiment, and the second holding plate has a second through hole similar to the first through hole 43 of the first holding plate 40. You may make it have. In the case where the second holding plate is configured in this way, the weight of the second holding plate can be reduced.

  In the above-described embodiment, the first holding plate 21 is attached to the first cloth file 23, and the second holding plate 22 is attached to the second cloth file 24. However, the first holding plate 21 and The second holding plate 22 is formed in a shape different from that in the embodiment described above, the first cloth file 23 is attached to the second holding plate 22, and the second cloth file 24 is attached to the first holding plate 21. May be. Further, both the first cloth file 23 and the second cloth file 24 may be attached to the first holding plate 21, and both the first cloth file 23 and the second cloth file 24 may be attached to the second holding plate 22. Also good.

  Further, in addition to the configuration of the above-described embodiment, one end is connected to the grip portion 32, and the other end is connected to the peripheral portion on the landing side, and has a connection body made of a string-like body, thereby providing a door rail. You may make it prevent the fall to the hoistway of the said door rail cleaning tool in the case of a cleaning operation.

  Moreover, in embodiment mentioned above, although the cleaning of the door rail 1 provided in the landing side was described, the door rail cleaning tool which concerns on this embodiment was provided for the cleaning of the door rail which is provided in the passenger car side and guides a car door. It may be used.

  The configuration of each unit is not limited to the illustrated embodiment, and various modifications can be made without departing from the gist of the present invention.

  1 ・ ・ Door rail, 1a ・ ・ Upper surface, 1b ・ ・ Lower surface, 3 ・ 4 ・ ・ Door door, 16 ・ ・ Spring, 17, 18 ・ ・ Fixed part, 19 ・ ・ Dust (foreign matter), 20 ・ ・ Rust (foreign matter) ), 21... First holding plate (first holding member), 21 a .. Overhanging portion, 21 b .. Fixing portion, 21 c .. Standing portion, 22... Second holding plate (second holding member), 22 a .. First upright portion, 22a1 ... Upper end, 22a2 ... Lower end, 22b ... Second upright portion, 22b1 ... Lower end, 22b2 ... Upper end, 22c ... Step, 23 ... 1st cloth file (first polishing part), 24 .. 2nd cloth file (2nd polishing part), 25 .. Bolt (closing operation part), 26 .. Spring receiver (closing operation part), 27 .. Spring (Closed action part), 28 ... Nut (Closed action part) 29 ... Push-up member (Open action part) 29a ... Hook part, 30 ... G (opening motion part), 31.. Support member (support part), 32.. Grip part (support part), 33 ... First cutout part, 34 ... Second cutout part, 40 ... First Holding plate (first holding member), 40a .. overhanging portion, 40b .. fixing portion, 40c..

Claims (7)

An elevator door rail cleaning tool that removes foreign matter adhering to the door rail that guides the door of the elevator,
A first holding member and a second holding member capable of sandwiching the door rail facing the upper and lower surfaces and both sides of the door rail ;
A first polishing unit that is mounted on a surface of the at least one of the first holding member and the second holding member that faces the upper surface of the door rail and removes the foreign matter attached to the upper surface side of the door rail, and the first holding member A second polishing section that is attached to a surface facing the lower surface of the door rail of at least one of the member and the second holding member and removes the foreign matter attached to the lower surface side of the door rail;
A support portion for supporting the first holding member;
A gripping part mounted on the support part;
A closing operation unit that closes the first holding member and the second holding member from an opened state, and an opening operation unit that opens the first holding member and the second holding member from a closed state. Elevator door rail cleaning tool. The elevator door rail cleaning tool according to claim 1 ,
Before Symbol first holding member, the provided first polishing portion extends in the second holding member direction is mounted, and a projecting portion disposed on the upper side of the door rail, and a fixing portion to which the supporting part is fixed A first holding plate having a protruding portion and a standing portion that is provided in a vertical direction and is provided continuously with the fixed portion,
The second holding member is erected in the up-down direction and joined to the projecting part of the first holding plate in the closed state, and the second holding member is erected in the up-down direction and in the closed state A second standing portion having a lower end joined to the standing portion of the first holding plate and in contact with the standing portion of the first holding plate in the open state; and one end of the first standing plate being the first standing portion A second holding plate having a step portion disposed on the lower side of the door rail, the other end of which is connected to the second standing portion and the second polishing portion is mounted. Elevator door rail cleaning tool. An elevator door rail cleaning tool according to claim 2,
The closing operation portion includes a bolt inserted into each of a hole formed in the standing portion of the first holding plate and a hole formed in the second standing portion of the second holding plate, and the bolt a spring bearing which is attached to, the bolt is mounted on one end engaged with the locked and the other end receiving said spring to said first holding plate-side, the second upright of the second holding plate A spring that urges the second holding plate through the head of the bolt so that the portion abuts against the standing portion of the first holding plate, and is screwed to the bolt, Consisting of a nut that regulates movement,
The opening operation portion has a hook portion that is attached to the bolt of the closing operation portion so as to face the nut and can be hooked by a finger of a cleaning operator, and is opposite to the head portion of the bolt. An elevator door rail cleaning tool comprising: a push-up member capable of pushing up a portion located on the side; and a wing nut that is attached to the bolt and presses and fixes the push-up member to the nut. The elevator door rail cleaning tool according to claim 1,
The elevator door rail cleaning tool according to claim 1, wherein the first polishing section is formed of a first cloth file, and the second polishing section is formed of a second cloth file. An elevator door rail cleaning tool according to claim 2,
The first holding plate has a first cutout portion that avoids interference with a bolt that fixes the door rail, and a bolt that fixes the door rail on both sides of the second holding plate. An elevator door rail cleaning tool having a second cutout portion for avoiding interference. The elevator door rail cleaning tool according to claim 3,
The first holding plate has a first through hole different from the hole formed in the standing portion, and the second holding plate is a second different from the hole formed in the second standing portion. An elevator door rail cleaning tool characterized by having a through hole. The elevator door rail cleaning tool according to claim 6 ,
The first holding plate has the first through hole in the standing portion, and the second holding plate has the second through hole in the first standing portion and the second standing portion. The elevator door rail cleaning tool characterized by having.