JP2001199669A - Oil pan cleaning method for passenger conveyer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an oil pan cleaning method for a passenger conveyer capable of smoothly and efficiently cleaning an oil pan. SOLUTION: This oil pan cleaning method is as follows. By uninstalling pallets 14 of the passenger conveyer, cleaner installing openings 15, 15A corresponding to each other up and down are formed in a cleaning start position of a cleaner 1, and one or more dust collecting openings 16, 16A corresponding to the cleaner installing opening 15A installed with the cleaner 1 and a dust collecting opening 16B corresponding to the cleaner installing opening 15A in slant parts 13A, 13B of the oil pan 13 are formed between the cleaning start position and a cleaning stop position of the cleaner 1. Dust A gathered by a cleaning brush 3 is removed outside from the dust collecting openings 16, 16A corresponding to the cleaner installing opening 15A.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a method for cleaning an oil pan of a passenger conveyor.

[0002]

2. Description of the Related Art A conventional oil pan cleaning method for a passenger conveyor includes a frame extending obliquely forward of a front wheel axle for driving a number of pallets connected endlessly, and a cleaning provided at a tip of the frame. Using a cleaning tool having a brush and a mounting member provided at the rear end of the frame, the cleaning brush is brought into contact with the oil pan by attaching the mounting member to the front axle. By moving the oil pan together with the wheel set, dust accumulated on the oil pan was scraped by a cleaning brush.

[0003]

However, in the conventional method of cleaning the oil pan of a passenger conveyor, in a passenger conveyor such as a moving road, a distance between a movement locus of a front wheel shaft for moving a pallet and an oil pan is about 200 mm or less. And the oil pan length is as long as about 27m to 77m, so the dust collected by the cleaning brush becomes clogged in the middle of the oil pan, and the cleaning tool cannot be moved smoothly or effectively. However, if the dust is severely clogged, the cleaning tool may not move in the middle of the oil pan. Further, since the upper surface of the oil pan is not visible due to a large number of endlessly connected pallets, the cleaning condition of the upper surface of the oil pan by the cleaning tool cannot be sufficiently confirmed.

It is an object of the present invention to provide a method of cleaning a passenger conveyor oil pan, which can smoothly and efficiently clean the oil pan.

[0005]

In order to achieve the above object, the present invention has a plurality of endless pallets detachably attached to a plurality of front wheel axles, and the front wheel axle from which the pallets are removed. A cleaning tool provided with a cleaning brush, and removing the plurality of pallets in the passenger conveyor oil pan cleaning method in which the cleaning brush removes dust accumulated on the oil pan while moving the front wheel axle. Forming a cleaning tool mounting opening and at least one dust collection opening, mounting the cleaning tool on the front wheel axle using the cleaning tool mounting opening, and moving the front wheel axle to clean the cleaning tool. Corresponds to the dust collection opening, stops the movement of the front wheel axle, collects the dust collected by the cleaning brush from the dust collection opening to the outside, and thereafter The front wheel shaft is moved again, characterized in that the dust on the oil pan and to collect in the cleaning brush.

As described above, the method for cleaning the oil pan of the passenger conveyor of the present invention is such that the cleaning tool for cleaning the oil pan corresponds to at least one dust collection opening during the cleaning process, and When corresponding to the collection opening, the dust accumulated on the oil pan collected by the cleaning brush is removed from the dust collection opening,
Since the dust on the oil pan is not moved while collecting all the dust unlike the conventional oil pan, the dust does not get caught between the oil pan and the pallet, and the cleaning tool does not move. Cleaning can be performed smoothly and efficiently.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a cleaning tool used for a passenger conveyor oil pan cleaning method according to an embodiment of the present invention. The cleaning tool 1 has a cleaning brush 3 attached to a front end 2A of a steel frame 2 provided with a large number of partition plates 6 at appropriate intervals, and a steel attachment member to a rear end 2B of the frame 2. 4 are provided integrally. The cleaning brush 3 is made of a resin such as nylon or polypropylene and has a bristle length of 30 mm to 100 mm and a bristle thickness of 0.3 mm to 1.4 mm. Has a thickness of 7 mm. The mounting member 4 has a fitting groove 4A and a screw hole 4B.

[0010] As shown in FIG. 2, which is an enlarged view of a main part, a front wheel shaft 7 of a passenger conveyor is fitted into the fitting groove 4 A of the mounting member 4, and a screw hole formed in a link 8 provided on the front wheel shaft 7. 4B
And the screw hole 4B of the mounting member 4 are aligned with each other, and a screw 9 is screwed into the same portion to attach the cleaning tool 1 to the front wheel shaft 7. A pair of front wheels 10 that roll on a pair of guide rails (not shown) are attached to both ends of the front wheel shaft 7, and a drive chain 11 is connected to the front wheel shaft 7, and the drive chain 11 is not shown. Connected to drive motor.

Next, a method of cleaning the oil pan of the passenger conveyor using the cleaning tool 1 will be described. Normally, the passenger conveyor 12 connects a plurality of front wheel shafts 7 to the endless drive chain 11 at a predetermined interval, and detachably attaches the pallet 14 to each front wheel shaft 7.
Each pallet 14 is connected endlessly. At the time of mounting the cleaning tool 1, first, as shown in FIG. 3, the pallets 14 are removed from some front wheel shafts 7 fixed to the drive chain 11, and the cleaning tool mounting openings 15, 15A and the dust collection opening 16 are removed. , 16A, 16B and an opening 17 for taking out the cleaning tool.

Here, the cleaning tool mounting opening 15A is formed by removing the pallet 14 at an arbitrary position where it is easy to work.
The drive chain 11 is driven to open the cleaning tool mounting opening 15.
When A is located at the cleaning start position of the illustrated flat portion past the inclined portion 13B of the oil pan 13, the cleaning tool mounting opening 1
The cleaning tool mounting opening 15 is formed so as to be located at the upper part of 5A. As shown in FIG. 6, the cleaning tool removal opening 17 is provided on the inclined surface 13 of the oil pan 13.
A is formed so as to be located above the cleaning tool mounting opening 15A when approaching A. Also, the dust collection opening 16,
The cleaning tools 16A are discretely formed so as to be located substantially above the cleaning tool mounting openings 15A during the cleaning process in which the cleaning tool 1 reaches the inclined surface 13A in FIG. 6 from the cleaning start position in FIG. The dust collecting opening 16B is formed so as to be positioned above the cleaning tool mounting opening 15A when the cleaning tool mounting opening 15A is positioned corresponding to the inclined surface 13A as shown in FIG.

Next, as shown in FIG. 4, the cleaning tool mounting opening 15A is located at the cleaning start position of the illustrated oil pan 13, and a cleaning tool mounting opening is provided substantially above the cleaning tool mounting opening 15A. After the cleaning tool 15 is positioned, the cleaning tool 1 is inserted from the cleaning tool mounting opening 15 in the direction of the arrow, and the mounting member 4 of the cleaning tool 1 is mounted on the front wheel shaft 7 of the cleaning tool mounting opening 15A. At this time, as shown in FIG. 2, the fitting groove 4A of the mounting member 4 is fitted with the front wheel shaft 7, and the screw hole 4B formed in the link 8 provided on the front wheel shaft 7 and the screw hole 4B of the mounting member 4 When the screw 9 is screwed into the same portion, the cleaning tool 1 is attached to the front wheel shaft 7, and the cleaning brush 3 comes into contact with the upper surface of the oil pan 13.

Then, when the drive chain 11 is driven,
The cleaning brush 3 of the cleaning tool 1 moves while sending the dust accumulated on the upper surface of the oil pan 13 in the traveling direction. As described above, since the dust collecting openings 16 and 16A are sequentially formed behind the cleaning tool mounting openings 15 and 15A by a predetermined distance, after a while, as shown in FIG. The dust collection opening 16 is located above. At this time, the drive chain 11 is stopped, and the dust A collected by the cleaning brush 3 of the cleaning tool 1 is sucked from the dust collection opening 16 by a cleaner (not shown) or the like, and is collected upward by using a cleaning tool. Since the dust A is once removed in the middle of the cleaning process, a large amount of dust does not prevent the cleaning tool 1 from effectively moving on the upper surface of the oil pan 13 as in the related art. Thereafter, when the drive chain 11 is driven again, after the cleaning of the oil pan 13 by the cleaning brush 3 is resumed, the next dust collection opening 16A is located above the cleaning tool 1, so that in this state. Stop the drive chain 11 and use the cleaning tool 1
The dust collected afterward by the cleaning brush 3 is similarly collected upward from the dust collection opening 16A.

Next, as shown in FIG. 6, when the cleaning tool mounting opening 15A approaches the inclined surface 13A of the oil pan 13 on the driven machine room 18 side, a cleaning tool removal opening 17 is provided above the cleaning tool 1. To position. Therefore, the drive chain 11 is stopped again, the cleaning tool 1 is removed from the front wheel shaft 7, and the cleaning tool 1 is removed.
From the cleaning tool removal opening 17 upward. Thereafter, when the drive chain 11 is driven to position the cleaning tool mounting opening 15A above the inclined surface 13A as shown in FIG. 7, the dust collection opening 16B is moved to the cleaning tool mounting opening 1A.
It is located above 5A. Here, the drive chain 11 is stopped, and the worker enters the cleaning tool mounting opening 15A to clean the oil pan inclined surface 13A.

When the cleaning of the inclined surface 13A of the oil pan 13 has been completed, the drive chain 11 is started up, and FIG.
As shown in FIG.
When the dust collection opening 16B is located on the third inclined surface 13B, the distance from the end to the inclined surface 13A and the inclined surface 13B is substantially symmetrical, so that it can be seen from the positional relationship in FIG. Dust collection opening 16B
The cleaning tool mounting opening 15A is located above the space. Then, the drive chain 11 is stopped, and the worker enters the cleaning tool mounting opening 15A to clean the inclined surface 13B, and finishes the work here and finishes the cleaning of the oil pan 13.

The movement of the drive chain 11 during the cleaning operation may be performed by releasing the brake release lever of the drive motor and manually moving the drive chain 11 by using a handwheel. The drive chain 11 may be automatically moved by performing low-speed rotation by inverter control.

The dust A deposited on the oil pan 13 as described above does not move while being collected at a stroke from the drive-side machine room 19 to the driven-side machine room 18 over the entire length of the oil pan 13 as in the prior art. During the cleaning process of the oil pan 13 by the cleaning tool 1, the cleaning tool mounting opening 15A is provided.
The dust collecting openings 16 and 16A corresponding to the oil pan 13 and the dust collecting openings 16 and 16A are used to remove the dust A when these correspond. And the pallet 14 is not clogged, and the movement of the cleaning tool 1 is not restricted or the effective operation is not hindered. Further, when the worker looks into the dust collecting openings 16 and 16A, the other cleaning tool mounting opening 15, the dust collecting opening 16B, and the cleaning tool extracting opening 17, the oil pan 13 by the cleaning tool 1 can be used. Can easily check the cleaning status. Further, by forming the dust collecting opening 16B on the inclined surfaces 13A and 13B of the oil pan 13 so as to correspond to the cleaning tool mounting opening 15A, the cleaning tool mounting opening 15A and the dust collecting opening 16B are used. As a result, the inclined surfaces 13A and 13B can be easily cleaned.

In the above-described embodiment, the two dust collecting openings 16 and 16A correspond to the cleaning tool 1 during the cleaning process of the oil pan 13 by the cleaning brush 3.
So that at least one dust collection opening corresponds
The corresponding dust collection opening may be determined according to the entire length of the oil pan 13. Further, the cleaning process of the oil pan 13 is from the cleaning start position in FIG. 4 to the cleaning end position in FIG. 6, but depending on the configuration and performance of the cleaning tool 1, the inclined surfaces 13A,
13B can also be set.

[0018]

As described above, the method for cleaning the oil pan of the passenger conveyor according to the present invention is such that at least one dust collecting opening corresponds to the cleaning tool during the cleaning process of the oil pan by the cleaning brush. Dust already collected from the collection opening is collected outside, so instead of collecting and moving dust accumulated on the oil pan over the entire cleaning process as in the past, dust is removed during the cleaning process The cleaning of the oil pan can be carried out smoothly and efficiently without the dust clogging between the oil pan and the pallet and the cleaning tool not becoming stuck.

[Brief description of the drawings]

FIG. 1 is a perspective view of a cleaning tool employing a method of cleaning a passenger conveyor oil pan according to an embodiment of the present invention.

FIG. 2 is an enlarged perspective view showing a main part of the cleaning tool shown in FIG.

FIG. 3 is a side view showing a passenger conveyor cleaning preparation state employing a passenger conveyor oil pan cleaning method according to an embodiment of the present invention.

FIG. 4 is a side view showing a state in which a cleaning tool is attached to the passenger conveyor shown in FIG. 3;

FIG. 5 is a side view showing a state in which the passenger conveyor shown in FIG. 3 is being cleaned.

FIG. 6 is a side view showing another state of the passenger conveyor shown in FIG. 3 during cleaning.

FIG. 7 is a side view showing still another cleaning halfway state of the passenger conveyor shown in FIG. 3;

FIG. 8 is a side view showing a cleaning end state of the passenger conveyor shown in FIG. 3;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cleaning tool 2 Frame 3 Cleaning brush 4 Mounting member 7 Front wheel shaft 11 Drive chain 13 Oil pan 13A, 13B Inclined part 14 Pallet 15, 15A Cleaning tool mounting opening 16, 16A, 16B Dust collection opening A Dust

Claims (2)

[Claims] An endless plurality of pallets detachably attached to a plurality of front wheel shafts, a cleaning tool provided with a cleaning brush is attached to the front wheel shafts from which the pallets have been removed, and the front wheel shafts are attached. In the oil pan cleaning method for a passenger conveyor, wherein the cleaning brush removes dust accumulated on the oil pan while moving, the plurality of pallets are removed, and a cleaning tool mounting opening and at least one dust collection opening are formed. Forming, after attaching the cleaning tool to the front wheel axle using the cleaning tool mounting opening, and moving the front wheel axle when the cleaning tool corresponds to the dust collection opening, the front wheel axle Stop the movement, collect the dust collected by the cleaning brush to the outside from the dust collection opening, and then move the front wheel axle again to remove the dust on the oil pan. And collecting the oil with the cleaning brush. 2. The cleaning device according to claim 1, wherein a plurality of the dust collecting openings are formed at positions corresponding to the cleaning tools during a cleaning process of cleaning the oil pan with the cleaning brush. How to clean passenger conveyor oil pan.