JP6100349B1 - Passenger conveyor - Google Patents

Abstract

A passenger conveyor capable of manually moving a passenger conveyor without entering a machine room is provided. A passenger conveyor 10 includes a driving device 20 that rotates a driving sprocket 15 that circulates a step 12 of a passenger conveyor, an inner ledge 14 that is detachably installed at a lower part of a step of a balustrade 13, and the driving device. A first rotary plate 40 that is rotatably supported and located below the inner ledge, and is rotatably installed at a position close to the inner ledge below the inner ledge, and has a smaller diameter than the first rotary plate. The second rotary plate 41 has a manual winding disk member mounting shaft, and a rotation transmission band 43 that transmits the rotation of the first rotary plate to the second rotary plate. [Selection] Figure 1

Description

  Embodiments of the present invention relate to a passenger conveyor.

  Passenger conveyors, such as escalators and moving walkways, usually perform operations such as inspection, refurbishment, etc. by shutting off the power supply and stopping operation. In an emergency such as the occurrence of an earthquake, the power supply may be cut off and the passenger conveyor may stop operating. During such a power shutdown, it may be necessary to move the passenger conveyor without using power. Therefore, conventionally, a manual winding device for manually driving a passenger conveyor has been used.

  As this conventional hand-wound device for passenger conveyors, a disk member is used in which a shaft insertion hole is provided in the central portion through which a rotation shaft of a driving device such as a motor or a speed reducer can be inserted.

  Conventionally used passenger conveyors are provided with an opening / closing lid on the floor of the building in the direction in which the entrance / exit is extended, and the drive sprocket is rotated in a space forming a part of the machine room below the opening / closing lid. Since the drive device is arranged, and the drive device is located below the opening / closing lid of the machine room, the drive device is installed closer to the longitudinal building side of the truss than the drive sprocket. When manually moving the passenger conveyor, the opening / closing lid of the machine room is opened, the operator enters the machine room, attaches the disk member to the rotating shaft of the driving device, and manually moves the disk member. The drive conveyor was rotated by turning to move the passenger conveyor.

  In recent years, a space-saving passenger conveyor has been installed in which the space of the machine room of the passenger conveyor is reduced so that the passenger conveyor does not occupy the floor surface on the building side as much as possible. In the passenger conveyor, the drive device is installed closer to the inner side in the longitudinal direction of the truss than the drive sprocket to reduce the space in the machine room on the building side. In the case of such a passenger conveyor, the operator cannot afford to enter the machine room from the opening / closing lid, and therefore, the machine room is opened and opened in the machine room like a passenger conveyor having a conventional machine room opening / closing lid. In reality, it is difficult to manually attach the disk member to the rotating shaft of the driving device below, and thus it is difficult to manually move the passenger conveyor.

  A problem to be solved by the present invention is a passenger conveyor in which a drive device is installed inside a drive sprocket to save space in a machine room, and the passenger conveyor can be moved manually without entering the machine room. The purpose is to provide a conveyor.

  A passenger conveyor according to an embodiment of the present invention is removably installed on a driving device that rotates a driving sprocket that circulates and runs on the steps of the passenger conveyor, and on a step side of a balustrade that stands upright on both sides in the width direction of the step. An inner ledge, a first rotary plate that is rotatably supported by the driving device and positioned below the inner ledge, and is rotatably installed at a position near the inner ledge below the inner ledge, A second rotating plate having a smaller diameter than the first rotating plate and having an attachment shaft for a manually wound disk member, and a rotation transmission band for transmitting the rotation of the first rotating plate to the second rotating plate. It is characterized by.

It is a schematic side view of the escalator which concerns on the 1st Embodiment of this invention. It is the schematic plan view which represented the inside of the upper machine room in the escalator which concerns on the 1st Embodiment of this invention from upper direction. It is an AA direction schematic block diagram of FIG. It is a schematic block diagram showing the state which removed the inner ledge in FIG. 3, and attached the disk member for manual winding.

  A passenger conveyor according to an embodiment of the present invention includes a drive device that rotates a drive sprocket that circulates the steps of the passenger conveyor, and a detachable installation at the lower side of the step of the balustrade that stands on both sides in the width direction of the step. A ledge, a first rotary plate rotatably supported by the driving device, and positioned below the inner ledge; and rotatably disposed at a position close to the inner ledge below the inner ledge; A second rotating plate having a smaller diameter than one rotating plate and having an attachment shaft for a manually wound disk member, and a rotation transmission band for transmitting the rotation of the first rotating plate to the second rotating plate. And when the driving device rotates, the first rotating plate and the second rotating plate rotate, and when the second rotating plate rotates, the driving sprocket rotates together with the driving device via the first rotating plate, and the step It is a configuration to travel Thus, when the passenger conveyor is stopped, the manual winding disk member can be attached to the mounting shaft of the second rotating plate by simply removing the inner ledge, and if the manual winding disk member is manually rotated, the drive sprocket can be The step can be rotated to run.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

  In the present embodiment, as shown in FIG. 1, a case will be described in which an escalator in which a passenger conveyor is installed to be inclined across the upper and lower floors of a building and a plurality of steps circulates across the upper and lower floors. Can also be applied to a moving sidewalk where the steps run horizontally.

  The passenger conveyor 10 according to the present embodiment includes a truss 11 serving as a skeleton, and the truss 11 is installed under the floor between the upper floor and the lower floor of a building or the like. Cycle between.

  A balustrade 13 is erected on both sides of the step 12 in the width direction, and an inner ledge 14 is detachably installed at the lower part of the step of the balustrade 13.

  A drive sprocket 15 that circulates the steps 12 is installed in the upper floor side machine room of the truss 11, and a driven sprocket 16 that rotates following the rotation of the drive sprocket 15 in the lower floor side machine room. is set up. Further, a chain 17 is stretched between the drive sprocket 15 and the driven sprocket 16, and a step 12 is attached to the chain 17, and the step 12 is configured to circulate when the drive sprocket 15 rotates. Yes.

  A drive device 20 that rotates the drive sprocket 15 is installed in the machine room on the upper floor, and the drive device 20 has the truss 11 in place of the drive sprocket 15 in order to reduce the space in the machine room on the upper floor. It is installed on the inside in the longitudinal direction.

  The drive device 20 includes a motor 21 and a speed reducer 30, the speed reducer 30 includes an output shaft 31 and a second stage shaft 32, and the output shaft 31 supports the drive sprocket 15, The drive sprocket 15 is rotated by the rotation of the motor 21. On the other hand, the second stage shaft 32 supports a first pulley 40 as a first rotating plate described later, and the first pulley 40 is rotated by the rotation of the motor 21. When the motor 21 rotates in this way, the rotation is transmitted to rotate the output shaft 31 and the second stage shaft 32 provided in the speed reducer 30, and the drive sprocket 15 and the first pulley 40 rotate. Has been.

  As shown in FIG. 2, the reduction gear 30 includes a first bevel gear 33, a second bevel gear 34, a third bevel gear 35, a fourth bevel gear 36, and a fifth shaft that are pivotally supported on the rotation shaft 21 a of the motor 21. The bevel gears 37 are provided so as to mesh with each other.

  The second bevel gear 34 is configured such that the rotation shaft 34a thereof is rotatably installed via a bearing bearing and is orthogonal to the rotation shaft 21a of the first bevel gear 33. The second bevel gear 34 has a rotation direction thereof. Rotates in a direction perpendicular to the rotation direction of the motor 21.

  The third bevel gear 35 is configured such that a second stage shaft 32 that is a rotation shaft thereof is rotatably installed via a bearing bearing, and is configured to be parallel to the rotation shaft 34 a of the second bevel gear 34. By making the diameter of the bevel gear 35 larger than the diameter of the second bevel gear 34, the rotation speed of the third bevel gear 35 is reduced, and the second stage shaft 32 of the third bevel gear 35 is rotated at a reduced speed. The first pulley 40 is attached to the second stage shaft 32 of the third bevel gear 35.

  The fourth bevel gear 36 is interposed so that the rotation direction of the third bevel gear 35 and the rotation direction of the fifth bevel gear 37 are the same direction, and the rotation shaft 36a of the fourth bevel gear 36 is interposed via a bearing bearing. The fourth bevel gear 36 is disposed so as to be rotatable and parallel to the rotation shaft 35 a of the third bevel gear 35. The fourth bevel gear 36 is engaged with the third bevel gear 35 and the fifth bevel gear 37, and the speed reducer 30. The diameter of the third bevel gear 35 is designed to be smaller than the diameter of the third bevel gear 35 so that the inner space does not increase.

  The fifth bevel gear 37 is configured such that an output shaft 31 as a rotation shaft thereof is rotatably installed via a bearing bearing and is parallel to the rotation shaft 36 a of the fourth bevel gear 36. Is made larger than the diameter of the fourth bevel gear 36 to reduce the number of rotations of the fifth bevel gear 37 and the output shaft 31 of the fifth bevel gear 37 rotates at a reduced speed. The drive sprocket 15 is attached to the output shaft 31 of the fifth bevel gear 37.

  The gear structure inside the speed reducer 30 is not limited to the above-described one, and it is only necessary to include at least the output shaft 31 and the second stage shaft 32 having a rotational speed at which the rotation of the motor 21 is decelerated. .

  As described above, the first pulley 40 is installed on the inner side in the longitudinal direction of the truss 11 with respect to the drive sprocket 15 in order to reduce the space of the machine room on the upper floor as described above. As shown in FIGS. 3 and 4, it is located below the inner ledge 14 below the balustrade 13.

  As shown in FIGS. 1, 3, and 4, the second rotary plate is located near the inner ledge 14 below the inner ledge 14 above the first pulley 40 with respect to the first pulley 40. The second pulley 41 is rotatably installed, and the second pulley 41 is a pulley having a smaller diameter than the first pulley 40.

  The second pulley 41 is provided with an attachment shaft 42 for attaching the manually wound disk member 50 to the shaft core. If the inner ledge 14 is removed as shown in FIG. The manually wound disk member 50 can be attached. As the manually wound disk member 50, a disk-shaped member having a diameter larger than that of the second pulley 41 is used. In addition, the manually wound disk member 50 is preferably provided with various anti-slip structures in that it is manually wound.

  Between the first pulley 40 and the second pulley 41, a V-belt 43 serving as a rotational transmission band is bridged, and the rotation of the first pulley 40 is transmitted to the second pulley 41 by the V-belt 43 and the second pulley 41 is rotated. 2 pulley 41 rotates. Therefore, when the passenger conveyor 10 is operating normally, the first pulley 40 and the second pulley 41 always rotate. On the other hand, when the passenger conveyor 10 stops due to power interruption or the like, the first pulley 40 and the second pulley 41 stop. Therefore, the first pulley 40 is rotated by attaching the above-described manually wound disk member 50 to the second pulley 41 and turning the second pulley 41, and the drive sprocket 15 is rotated by the rotation of the first pulley 41 as described above. Will rotate and the step 12 will travel, and the passenger conveyor 10 can be moved manually. Further, the rotational torque necessary for manual winding can be reduced by making the diameter of the second pulley 41 smaller than the diameter of the first pulley 40, and the diameter of the manually wound disk member 50 can be reduced to the second pulley. By making it larger than the diameter of 41, the passenger conveyor 10 can be easily moved manually.

  The first rotating plate and the second rotating plate are not limited to the first pulley 40 and the second pulley 41 described above, and a chain wheel may be used and a chain may be used as the rotating conductor. In that case, the chain wheel used as a 2nd rotating plate uses a thing smaller in diameter than the chain wheel used as a 1st rotating plate. In addition, it is preferable at the point which eliminates a slip, if a chain wheel and a chain are used.

  Note that the driving device 20, the first rotating plate 40, the second rotating plate 41, and the rotating conduction band 43 described in the present embodiment are also used in a passenger conveyor provided with a non-space-saving machine room having a conventional opening / closing lid. Is possible.

  As mentioned above, although embodiment of this invention was described, this embodiment is shown as an example and is not intending limiting the range of invention. This embodiment can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the spirit of the invention. This embodiment and its modifications are included in the scope of the present invention and the gist thereof, and are also included in the invention described in the claims and the equivalent scope thereof.

10. Passenger conveyor 11 ... Truss 12 ... Step 13 ... Railing 14 ... Inner ledge 15 ... Drive sprocket 16 ... Driven sprocket 17 ... Chain 20 ... Drive device 21 ... Motor 21a ... Motor rotation Shaft (Rotating shaft of the first bevel gear)
30 …… Reduction gear 31 …… Output shaft (Rotating shaft of 5th bevel gear)
32 …… Second stage shaft (rotary shaft of third bevel gear)
33 ... 1st bevel gear 34 ... 2nd bevel gear 34a ... 2nd bevel gear rotating shaft 35 ... 3rd bevel gear 36 ... 4th bevel gear 36a ... 4th bevel gear rotating shaft 37 ... 5th bevel gear 40 ... 1st 1 pulley (first rotating plate)
41 …… Second pulley (second rotating plate)
42 …… Mounting shaft 43 …… V belt (rotating conduction band)
50 …… Disk member for manual winding

Claims (4)

A driving device for rotating a driving sprocket that circulates the steps of the passenger conveyor;
An inner ledge that is detachably installed at the lower part of the step side of the balustrade that is erected on both sides in the width direction of the step;
A first rotating plate that is rotatably supported by the driving device and is located below the inner ledge;
Below the inner ledge, a second rotating plate that is rotatably installed at a position close to the inner ledge, has a smaller diameter than the first rotating plate, and has an attachment shaft for a manually wound disk member;
A rotation transmission band for transmitting the rotation of the first rotating plate to the second rotating plate ;
The driving device includes:
A motor,
A reduction gear that transmits the rotation of the motor to the drive sprocket and the first rotating plate,
The speed reducer is
An output shaft that pivotally supports the drive sprocket and rotates by rotation of the motor;
A second stage shaft that pivotally supports the first rotating plate and rotates by rotation of the motor;
A first bevel gear supported on the rotating shaft of the motor;
A second bevel gear meshing with the first bevel gear and having a rotation axis orthogonal to the rotation axis of the first bevel gear;
A third bevel gear meshing with the second bevel gear and having a rotation axis parallel to the rotation axis of the second bevel gear;
A fourth bevel gear meshing with the third bevel gear and having a rotation axis parallel to the rotation axis of the third bevel gear;
A fifth bevel gear meshing with the fourth bevel gear and having a rotation axis parallel to the rotation axis of the fourth bevel gear;
The third bevel gear is larger in diameter than the second bevel gear, and decelerates the rotation of the second bevel gear, and the rotation axis of the third bevel gear is a second stage shaft,
The passenger conveyor , wherein the fifth bevel gear has a larger diameter than the fourth bevel gear, decelerates the rotation of the fourth bevel gear, and the rotation axis of the fifth bevel gear is an output shaft . A truss that forms the skeleton of the passenger conveyor;
The passenger conveyor according to claim 1, further comprising: a driving device that is installed on the inner side in the longitudinal direction of the truss with respect to the driving sprocket and rotates the driving sprocket. The first rotating plate is a first pulley, the second rotating plate is a second pulley having a smaller diameter than the first pulley, and the rotation transmission band is a V-belt. Passenger conveyor as described in. The first rotating plate is a first chain wheel, the second rotating plate is a second chain wheel having a smaller diameter than the first chain wheel, and the rotation transmission band is a chain. Or the passenger conveyor of 2.

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