JP2008037522A - Passenger conveyor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a passenger conveyor capable of performing inspection operation efficiently without necessitating troublesome and much labor-requiring work such as removal of a getting-in-and-out plate and opening of an opening of a machine room when performing inspection operation of the passenger conveyor. <P>SOLUTION: In the escalator (passenger conveyor) for circulating and running a plurality of steps 10 in an endless manner to convey a passenger, a switch box 27 provided with inspection switches for operating the escalator for inspection is provided in a section in a part of the escalator except machine rooms 2, 3 of the escalator, for example, on a side face of an external deck 21. The switch box 27 has a case provided with the inspection switches and an opening and closing door for opening and closing an opening part of the case, the opening and closing door can be locked by a locking device, locking is removed, the opening and closing door is opened, and the inspection switches in the case are operated to perform the inspection operation of the escalator. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to man conveyors such as escalators and moving walkways that convey a passenger in one direction by running a plurality of steps arranged adjacent to each other in an infinite circulation.

  In general, a machine room is provided at the floor of the entrance of a man conveyor such as an escalator or a moving walkway. A drive device that drives the steps of the man conveyor in the machine room, a control panel that controls the drive device, and a man conveyor Inspection switches for inspection operation are installed.

  The machine room is formed in a hole shape having a large upper surface at the floor of the entrance / exit of the man conveyor, and a steel plate board that doubles as a lid is detachably provided at the upper surface of the machine room. And a passenger passes on this boarding board and gets on and off with respect to a man conveyor.

  During maintenance check of the man conveyor, the boarding board is removed and the opening on the upper surface of the machine room is opened, and an operator enters the machine room to check the drive unit and the control panel. Manipulate.

Such a machine room of a man conveyor is disclosed in, for example, Japanese Patent Application Laid-Open No. 11-189388.
JP 11-189388 A

  As a maintenance check of the man conveyor, there is a case where a large-scale inspection for inspecting the driving device and the control panel is required, and there is a case where the man conveyor is simply inspected.

  However, in the conventional man conveyor, an inspection switch for inspecting the man conveyor is provided in the machine room together with devices such as a drive device and a control panel. For this reason, even during an inspection operation in which the man conveyor is simply inspected, the boarding board on the upper surface of the machine room must be removed, and the inspection switch must be operated after entering the machine room. The boarding / exiting plate is made of a steel plate and is considerably heavy and has a large area. Therefore, it takes a lot of labor to remove this boarding / exiting plate, and it cannot be performed unless it is a plurality of workers, and after completion of the work, the boarding / exiting plate is set again on the upper surface of the machine room. Must.

  For this reason, the whole operation | work required for an inspection is troublesome, work time is extended, the time which stops a man conveyor is prolonged, and the serviceability with respect to the user of a man conveyor will fall.

  The present invention has been made paying attention to such points. The purpose of the present invention is to simply take the labor and labor of removing the boarding board and opening the opening of the machine room when the man conveyor is inspected. An object of the present invention is to provide a man conveyor that can efficiently perform the inspection operation without requiring work.

  The invention of claim 1 has a switch box having an inspection switch for inspecting and operating the man conveyor in a man conveyor that conveys passengers by infinitely circulating a plurality of steps arranged adjacent to each other. Is provided at a part of the man conveyor outside the machine room of the man conveyor.

  The invention of claim 2 is characterized in that the switch box is provided on a side surface of an inner deck of a man conveyor.

  According to a third aspect of the present invention, the switch box includes a case including the inspection switch and an opening / closing door that opens and closes an opening of the case, and the opening / closing door can be locked by a locking device. It is a feature.

  According to the present invention, when the operation of the man conveyor is inspected, it is only necessary to open the switch box outside the machine room and operate the inspection switch without requiring the troublesome and labor-intensive work of opening the opening of the machine room. You can easily and efficiently perform inspection operation.

  Embodiments of the present invention will be described below with reference to the drawings.

  In FIG. 1, the whole structure of the escalator which is an example of a man conveyor is shown. This escalator includes a main body frame 1 spanned between a lower floor and an upper floor of the building, and the insides of the upper side end and the lower side end of the main body frame 1 are machine rooms 2 and 3, respectively. A drive wheel 5 is provided adjacent to the lower machine room 2 and a driven wheel 6 is provided adjacent to the upper machine room 3. Further, in the machine room 2 on the upper side, a drive device 7 for driving the drive wheels 5 and a control panel 8 for controlling the drive device 7 are provided.

  Between the driving wheel 5 and the driven wheel 6, a step sequence 11 formed by connecting a large number of steps 10 for passengers to ride endlessly is spanned, and this step sequence 11 is driven by the driving device 7. The driving wheel 5 rotates indefinitely and the passenger is transported from the lower floor to the upper floor, for example.

  The upper surfaces of the machine rooms 2 and 3 are opened, and the boarding and unloading plates 12 and 13 that also serve as opening and closing lids are detachably attached to the openings. The upper boarding board 12 is arranged flush with the upper floor, the lower boarding board 13 is arranged flush with the lower floor, and the upper part of these boarding boards 12, 13 gets on and off the escalator. Boarding gates 15 and 16 are provided.

  A balustrade panel 20 is attached to the upper edges of both sides of the main body frame 1 so as to face each other across the step row 11. The outer surface of the lower part of the balustrade panel 20 is covered with an outer deck 21. An endless handrail belt 22 is attached to the edge of the balustrade panel 20, and the handrail belt 22 moves along the edge of the balustrade panel 20 at the same speed in synchronization with the step row 11. . During this movement, the lower portion of the handrail belt 22 enters the inside of the outer deck 21 sequentially through an inlet 23 provided at the end of the outer deck 21.

  A switch box 27 is provided on the outer side near the upper machine room 2, for example, on the side surface of the outer deck 21. The switch box 27 is disposed in the vicinity of the inlet 23 at the upper end of the outer deck 21.

  2 and 3 show the structure of the switch box 27. FIG. The switch box 27 includes a case 28 provided inside the outer deck 21, and the case 28 communicates with the outside through an opening 29 formed on a side surface of the outer deck 21. An opening / closing door 30 is provided in the opening 29. One side edge of the opening / closing door 30 is pivotally attached to one side edge of the opening 29 via a hinge 31, and the opening 29 is opened and closed by the rotation.

  The opening / closing door 30 is provided with a locking device 32, and the locking device 32 can lock the opening / closing door 30 in a closed state. Then, by inserting and operating a predetermined key (not shown) in the locking device 32, the lock can be released and the open / close door 30 can be opened.

  On the inner wall surface of the case 28, an inspection switch 35 that is operated when the escalator is inspected and a failure switch 36 that is operated when the escalator is broken are provided. Each of the inspection switch 35 and the failure switch 36 is a toggle switch, and is connected to the control panel 8 in the machine room 2 via a harness. The switch mechanism is switched by operating the operation members 35a and 36a of the inspection switch 35 and the failure switch 36, respectively.

  During normal operation of the escalator, the opening 29 of the switch box 27 is closed by an opening / closing door 30, and the opening / closing door 30 is locked by a locking device 32. Moreover, the inspection switch 35 and the failure switch 36 are each in an off state.

  FIG. 4 shows in sequence the work steps when the escalator is inspected and operated during maintenance and inspection of the escalator. An operation process when the escalator is inspected and operated will be described with reference to this process diagram.

  First, prior to the inspection operation of the escalator, safety fences are installed at the entrances 15 and 16 on the upper floor and the lower floor to shield the entrances 15 and 16 and prohibit the entry of passengers (S1). Next, the lock of the locking device 32 of the switch box 27 is released and the door 30 is opened (S2).

  Next, the operator 35a of the inspection switch 35 is operated and turned on (S3). After this operation, the door 30 of the switch box 27 is once closed (S4). The inspection operation of the escalator is started by turning on the inspection switch 35 (S5). While performing this inspection operation, a predetermined inspection operation is performed on the escalator (S6).

  After the inspection work is completed (S7), the open / close door 30 of the switch box 27 is opened (S8), and the inspection switch 35 is switched off (S9). Then, the door 30 of the switch box 27 is closed, and the door 30 is locked by operating the locking device 32 with a key (S10). Thereafter, the safety fences at the entrances 15 and 16 are removed (S11). Thus, the inspection operation is completed (S12).

Thus, according to this embodiment, when the escalator is inspected, the machine room is not opened without opening the large machine room 2, that is, without requiring labor-intensive work such as removing the heavy board 12. The inspection operation can be carried out easily and efficiently simply by opening the switch box 27 near 2 and operating the inspection switch 35.
In addition, when operating the failure switch 36, it can be easily and efficiently operated simply by opening the switch box 27 without opening the machine room 2.

  In the above embodiment, the switch box 27 is provided on the side surface of the outer deck 21. However, for example, the switch box 27 may be provided on the side surface of an inner deck (not shown) provided on the inner surface of the lower part of the balustrade panel 20. That is, the switch box 27 is located at any position of the escalator, such as the vicinity of the entrances 15 and 16 on the upper and lower floors, as long as it is exposed to the outside of the machine rooms 2 and 3, that is, the outside of the machine rooms 2 and 3. May be provided.

  In addition to the case where the present invention is intended for an escalator installed in an inclined manner across the lower and upper floors of a building, it is also a man conveyor such as a moving sidewalk that is installed horizontally on the floor portion of the building and conveys passengers. The same applies to the above.

The side view which shows the whole structure of the escalator as a man conveyor which concerns on one Embodiment of this invention. The front view of the switch box provided in the escalator. The perspective view of the state which opened the switch box. The work process figure which shows the work process at the time of carrying out the check driving | operation of an escalator in order.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Main body frame 2.3 ... Machine room 5 ... Drive wheel 6 ... Driven wheel 7 ... Drive apparatus 8 ... Control panel 10 ... Step 11 ... Step row 12.13 ... Boarding board 15.16 ... Boarding gate 20 ... Railing panel 21 ... Outer deck 22 ... Handrail belt 23 ... Inlet 27 ... Switch box 28 ... Case 29 ... Opening part 30 ... Opening / closing door 31 ... Hinge 32 ... Locking device 35 ... Inspection switch 36 ... Failure switch 35a. 36a ... Operator

Claims (3)

In a man conveyor that transports passengers by infinitely circulating a plurality of steps arranged adjacent to each other,
A man conveyor having a switch box having an inspection switch for inspecting and operating the man conveyor, the switch box being provided at a part of the man conveyor outside the machine room of the man conveyor. .   2. The man conveyor according to claim 1, wherein the switch box is provided on a side surface of the inner deck of the man conveyor.   The switch box includes a case including the inspection switch and an opening / closing door that opens and closes an opening of the case, and the opening / closing door can be locked by a locking device. 2. The man conveyor according to 2.

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