JP3506930B2 - Passenger conveyor - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a passenger conveyor in consideration of the layout of a handrail driving machine that circulates a handrail.

[0002]

2. Description of the Related Art A passenger conveyor, such as an escalator, is a step for carrying passengers and is driven in synchronization with the step.
It is provided with a handrail arranged on the balustrade and a handrail driving machine for circulatingly moving the handrail.
In such an escalator, conventionally, the handrail driving machine is arranged inside a frame, that is, a main body frame located below the steps, or inside a terminal part, for example, a balustrade located near the upper boarding / alighting floor. ing.

[0003]

The above-mentioned prior art has a problem in performing the inspection work of the handrail drive machine. That is, in the conventional technique of arranging the handrail drive machine inside the main body frame when inspecting the handrail drive machine, large-scale and complicated work such as work for removing steps or work in the machine room is required. It was needed. Further, in the case where the handrail driving machine is arranged inside the balustrade of the terminal part, it is necessary to attach and detach the balustrade panel whose end portion forms an arc, and particularly, the balustrade having the end portion forming such an arc. When fitting the panel into the balustrade, even if there is a slight misalignment, it will not be possible to fit it, and this conventional technology is also a complicated work from a different viewpoint from the previous conventional technology, and the working time increases. It was easy.

That is, all of the above-mentioned conventional techniques have a problem that the inspection work of the handrail drive machine is complicated and time-consuming, and the improvement of work efficiency cannot be expected.

The present invention has been made in view of the above-mentioned circumstances in the prior art, and an object thereof is to provide a passenger conveyor which can easily inspect a handrail drive machine in a short time. is there.

[0006]

In order to achieve this object, the invention according to claim 1 of the present invention is a step, and a handrail which is driven in synchronization with the step and is arranged on the balustrade. In a passenger conveyor provided with a handrail driving machine that circulates a handrail, a deck that is an intermediate portion located between both ends of the movement area of the step and is erected along the edge of the step. inside the return side handrail portion of the balustrade which is located above the inner cover parts, placing the handrail driving device, the Handley
The parapet panel of the drive unit is detachably attached .

In the invention according to claim 1 configured as described above, in the inspection work of the handrail drive machine, it is an intermediate portion located between both ends of the movement region of the step and at the edge of the step. The balustrade panel attached to the parapet part located above the inner cover of the deck part installed along the deck part can be attached or detached.
The handrail that is located on the return handrail.
Check the drive engine. Therefore, it is not necessary to remove steps such as steps, and since the balustrade panel of the balustrade portion does not form both ends of the passenger conveyor, both end edges thereof can be formed in a straight line shape in advance. In particular, it is possible to relatively easily perform the operation of mounting the handrail driving device so that both end edges thereof fit to the adjacent balustrade panel, and thus, the inspection work of the handrail drive machine can be easily performed in a short time.

The invention according to claim 2 of the present invention is the invention according to claim 1, wherein the passenger conveyor is an escalator, and the handrails move horizontally at both ends of the movement area of the steps. lower boarding near the floor, a portion positioned in each of the upper landing near the floor, the intermediate portion is characterized by Ru Oh an inclined portion located above the lower boarding floor and the upper passenger alcove.

In the invention according to claim 2 having the above-mentioned structure, when inspecting the handrail drive machine, the slopes are located between the lower loading / unloading floor and the upper loading / unloading floor where the handrail moves horizontally. a portion may be detachable to the balustrade panel mounted on the balustrade portion located above the inner cover of the deck section to be erected along the edge of the step, the wanted, removal work such as the step without requiring such, also balustrade panel balustrade parts described above, the S.
Since both ends of the calator are not formed, it is possible to previously form both end edges into a linear shape, and in particular, it is relatively easy to attach so that both end edges fit to the adjacent balustrade panel. Therefore, the inspection work of the handrail drive machine can be performed easily and in a short time.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a passenger conveyor of the present invention will be described below with reference to the drawings. FIG. 1 is a side view showing an external configuration of an embodiment of a passenger conveyor of the present invention, FIG. 2 is an enlarged view of a main part of the present embodiment shown in FIG. 1, and FIG.
It is sectional drawing which follows the line.

As shown in these figures, and particularly in FIG. 1, this embodiment is, for example, an escalator, and is arranged on the frame constituting the main frame, that is, the main body frame 1, and on both upper ends of the main body frame 1 in the longitudinal direction. The lower floor 2B and the upper floor 2A are provided. A drive machine 4 operated by a motor and an upper sprocket 3A rotationally driven by the drive machine 5 are arranged in the machine room near the upper boarding / alighting floor 2A. In addition, a lower sprocket 3B is arranged in the main body frame 1 near the lower boarding / alighting floor 2B. The step chain 4 is attached to the upper sprocket 3A and the lower sprocket 3B.
A is wound, and a plurality of steps 5 that move in a circulating manner are connected to the step chain 4A. Lower floor 2 mentioned above
In the main body frame 1 located between B and the upper boarding / alighting floor 2A, an inner cover 8 that forms a deck portion that is erected along both edges of the step 5 described above, and a balustrade that is erected on the inner cover 8. 6 and a handrail 9 which is guided to the periphery of the balustrade 6 and is driven in synchronization with the step 5.

In particular, in this embodiment, the handrail 9 is provided inside the balustrade 6 located between the both ends of the moving area of the step 5 and above the inner cover 8 of the deck part. A handrail driving machine 10 for circulating movement is arranged. That is, as shown in FIGS. 2 and 3, the handrail 9 is an inclined portion located between the lower boarding / alighting floor 2B and the upper boarding / alighting floor 2A in which the handrail 9 moves horizontally. Return handrail 9
The handrail driving machine 10 is arranged at the portion A. The handrail drive machine 10 is driven by an upper sprocket 3A via a handrail drive chain 11.
In addition, the balustrade panel 7 formed in a plurality of pieces is fitted into the balustrade 6 described above, and the handrail driving machine 10 is provided.
Starting from the part of the balustrade panel 7, both edges of the balustrade panel 7 arranged in the inclined portion located between the lower boarding / alighting floor 2B and the upper boarding / alighting floor 2A are linearly formed. Of these, in particular, both edges of the balustrade panel 7 of the handrail drive unit 10 constitute a panel attachment / detachment unit 7A that is removed or attached during inspection work of the handrail drive unit 10. Incidentally, reference numeral 12 in FIG.
Shows the exterior that forms the outside of this escalator.

In this embodiment having the above-mentioned configuration, FIG.
When the driving machine 4 shown in (3) is driven, the upper sprocket 3A starts to rotate, which causes the step chain 4A to move, the lower sprocket 3B to rotate, and the step 5 to circularly move. Further, the rotational force of the upper sprocket 3A is transmitted to the handrail driving machine 10 via the handrail driving chain 11, the handrail driving machine 10 is driven, the return side handrail 9A is driven, and the entire handrail 9 is driven. Circulates. That is, the handrail 9 moves in synchronization with the movement of the steps 5.

When inspecting the handrail driving machine 10, the balustrade 6 portion located above the inner cover 8 of the deck section standing upright along the edge of the step 5, that is, the handrail driving machine 10 is It suffices to remove the balustrade panel 7 of the portion of the balustrade 6 arranged, and the handrail drive machine 10 is inspected with the balustrade panel 7 removed. After inspection, remove the balustrade panel 7A
The panel attaching / detaching portion 7A may be fitted as it is so as to fit the edge of the adjacent balustrade panel 7.

According to the present embodiment configured as described above,
Since devices and members below the inner cover 8 forming the deck portion are not removed, complicated work such as removal of the steps 5 and the like is not required. In addition, handrail drive machine 1
Since the panel attaching / detaching portion 7A of the balustrade panel 7 in the balustrade 6 portion at the 0 position is formed in a linear shape instead of an arc shape, it can be easily removed at the time of removal, and particularly, the adjacent balustrade panel. It is possible to relatively easily perform the operation of fitting the panel attaching / detaching portion 7 </ b> A so that the panel 7 is fitted. As a result, the inspection work of the handrail drive machine 10 can be easily performed in a short time, and the work efficiency can be improved.

In the present embodiment, the escalator is mentioned as an example of the passenger conveyor, but the present invention is not limited to this escalator, and an auto line configured to move substantially horizontally over the entire moving area of the step 5 is provided. It may be applied.

[0017]

According to the inventions according to each of the claims of the present invention, with the above construction, the inspection work of the handrail drive machine can be performed easily and in a short time. It is possible to improve the efficiency of the inspection work of the handrail drive machine as compared with the related art.

[Brief description of drawings]

FIG. 1 is a side view showing an external configuration of an embodiment of a passenger conveyor of the present invention.

FIG. 2 is an enlarged view of a main part of the present embodiment shown in FIG.

3 is a cross-sectional view taken along the line I-I of FIG.

[Explanation of symbols]

2A Upper platform 2B Lower platform 3A upper sprocket 4 drive 5 steps 6 balustrade 7 balustrade panel 7A panel removable part 8 inner cover 9 Handrail 9A Return handrail 10 Handrail drive machine 11 Handrail drive chain

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Kahei Kojima, 1070 Ichimo, Hitachinaka City, Ibaraki Prefecture, Ltd., Mito Plant, Hitachi, Ltd. (72) Toshiaki Ouchi, 832, Horiguchi, Hitachinaka City, Ibaraki Hitachi System Plaza Katsuta Within Hitachi Mito Engineering Co., Ltd. (56) Reference JP-A-3-264490 (JP, A) JP-A-49-113389 (JP, A) Practical application S.A. 51-29585 (JP, U) (58) Survey Areas (Int.Cl. ⁷ , DB name) B66B 23/22 B66B 23/04

Claims (2)

(57) [Claims] 1. A step and a step driven in synchronization with the step,
In a passenger conveyor equipped with a handrail arranged on a balustrade and a handrail driving machine for circulatingly moving the handrail, an intermediate portion located between both ends of the movement area of the step, and the step. along the edges in the interior of the return side handrail portion of the balustrade which is located above the inner cover of the deck section to be erected, and placing the handrail drive machine, this
The handrail drive part of the balustrade panel is removable.
Passenger conveyor, characterized in that digit. 2. The passenger conveyor is an escalator, and both ends of a moving area of the steps are portions located near a lower loading / unloading floor and an upper loading / unloading floor where the handrail horizontally moves, respectively. The passenger conveyor according to claim 1, wherein the middle portion is an inclined portion located between the lower floor and the upper floor.