JP2012144337A - Passenger conveyor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a passenger conveyor equipped with footboard plates of subdivided double door system which slide vertically in the standing state at the time of opening.SOLUTION: In the passenger conveyor in an escalator where an openable and closable footboard plate is prepared as a door to a machinery room at a platform, the footboard plate consists of a right opening and closing body 16 and a left opening and closing body 11 arranged in right and left side against the boarding and alighting direction of the passenger conveyor, respectively, the right opening and closing body 16 consists of right opening and closing sections 17, 18 and 19 subdivided plurally into the longitudinal direction against the boarding and alighting direction of the passenger conveyor, the left opening and closing body 11 consists of left opening and closing sections 12, 13 and 14 subdivided plurally into the longitudinal direction against the boarding and alighting direction of the passenger conveyor, the right opening and closing sections are openable to the standing direction at the right end side of footboard plate individually, and the left opening and closing sections are openable to the standing direction at the left end side of footboard plate individually.

Description

  Embodiments of the present invention relate to a passenger conveyor.

  Conventionally, in passenger conveyors such as escalators and moving walkways, maintenance and inspection time has been limited by simplifying the attachment and detachment of the boarding doors to the machine room located at the entrance of the passenger conveyor. Proposals have been made to reduce the working hours of important properties.

  As a conventional method for attaching and detaching a boarding / alighting board, a curing sheet is laid on a shared part of a customer division, and a boarding board that is a heavy object is stacked on the curing sheet. In passenger conveyors installed in narrow passages, efforts were made to ensure the safety of users by moving boarding boards to wide spaces in common areas.

  Even in the event of an urgent failure, a heavy boarding board was moved and maintenance work was carried out by installing a safety fence to ensure safety for third parties. Some properties, such as department stores, have remote storage facilities for safety fences due to landscape reasons, and it took time and effort to install safety fences.

Japanese Utility Model Publication No. 62-47589 JP-A-8-73162

  In the conventional boarding / alighting plate attachment / detachment method as described above, a burden is placed on the waist when lifting the boarding / alighting board, which is a heavy object in maintenance / inspection work, and for a special wide boarding / alighting board, movement by two persons is performed. Had to be forced.

  Therefore, in the embodiment of the present invention, examination is performed by paying attention to the viewpoint on the site side where the maintenance work is performed, not the viewpoint on the side where the product is designed or manufactured, and the subdivided double door system is used at the time of opening. It aims at providing the passenger conveyor provided with the boarding board which slides up and down in a standing state.

  A passenger conveyor according to an embodiment of the present invention is a passenger conveyor provided with a boarding / exiting board that can be opened and closed as a door to a machine room. The boarding board is disposed on the left and right sides of the boarding / alighting direction of the passenger conveyor. The left-side opening / closing body comprises a left-side opening / closing portion divided into a plurality of front-rear directions with respect to a passenger conveyor getting-on / off direction, and the right-side opening / closing body is a passenger conveyor. The left opening / closing part can be opened in the direction of standing on the left end side of the boarding / alighting plate, and the right opening / closing part can be individually opened. It is possible to open in the direction of standing on the right end side of the board.

In the passenger conveyor which concerns on the embodiment of this invention, it is a schematic perspective view showing the state by which the boarding board is obstruct | occluded. In the passenger conveyor which concerns on the embodiment of this invention, it is a schematic perspective view showing the state by which the boarding board is opened. It is a perspective view showing the state which the boarding board provided in the passenger conveyor concerning the embodiment of the present invention obstruct | occluded. It is a perspective view showing the state where the boarding board provided in the passenger conveyor concerning the embodiment of the present invention opened. BRIEF DESCRIPTION OF THE DRAWINGS It is a perspective view of the left opening / closing part of the boarding board provided in the passenger conveyor which concerns on the embodiment of this invention, Comprising: (a) is the perspective view seen from the surface side, (b) is the perspective view seen from the back side. is there. BRIEF DESCRIPTION OF THE DRAWINGS It is a perspective view of the right opening / closing part of the boarding board provided in the passenger conveyor which concerns on the embodiment of this invention, Comprising: (a) is the perspective view seen from the surface side, (b) is the perspective view seen from the back side. is there. It is a fastening device at the time of boarding board obstruction | occlusion, Comprising: (a) is a schematic perspective view of a screw shaft, (b) is a schematic perspective view of a fastening tool. (A) is a schematic perspective view showing a state in which an elastic body is not interposed, and (b) is a schematic perspective view showing a state in which an elastic body is interposed. FIG.

  Hereinafter, a passenger conveyor according to an embodiment of the present invention will be described with reference to the drawings.

  1 and 2, A indicates an escalator, and a machine room is provided below the lower floor entrance of the escalator A. In the machine room, a manhole body B including a boarding board 10 serving as a top plate and a frame 50 of the peripheral wall is embedded so as to surround and cover the machine room.

  Since the boarding board 10 is used as a door to the machine room, it can be opened and closed. That is, the left opening / closing body 11 is disposed on the left side of the escalator A and the right opening / closing body 16 is disposed on the right side thereof. An entrance / exit plate 10 that can be opened and closed is configured.

  And as shown in FIG.3 and FIG.4, the left side opening-and-closing body 11 is comprised from the left-side opening-and-closing part 12,13,14 divided into 3 in the front-back direction with respect to the getting-on / off direction of the escalator A, The left opening / closing parts 12, 13, and 14 are configured to be openable in the direction of standing on the left end side of the boarding / alighting plate individually. The right opening / closing body 16 is composed of right opening / closing parts 17, 18, 19 divided in the front-rear direction with respect to the direction of getting on / off of the escalator A. The right opening / closing parts 17, 18, 19 are individually provided. It is configured to be able to open in a direction to stand on the right end side of the boarding / exiting plate. In this embodiment, the boarding board is divided into left and right, and divided into three parts before and after, but is not limited to this, and can be appropriately changed depending on the size and weight of the boarding board, It is configured so that it can be easily opened and closed by one person.

  As shown in FIGS. 5 and 6, each left opening / closing part 12, 13, 14 is formed with stepped parts 12 a, 13 a, 14 a that are thin on the lower side at the abutting part with the right opening / closing part, Each of the right opening / closing parts 17, 18 and 19 is formed with stepped parts 17a, 18a and 19a which are thin on the upper side at the abutting portion with the left opening and closing part. After tilting the parts 12, 13, and 14, the right opening and closing parts 17, 18, and 19 are tilted, so that the step parts 17a of the right opening and closing parts are placed on the step parts 12a, 13a, and 14a of the left opening and closing parts. 18a and 19a overlap to form a flat closed surface.

  In addition, circular recesses 12c, 13c, and 14c having through holes 12b, 13b, and 14b at the centers are formed in the left and right opening / closing parts 12, 13, and 14, respectively, at two upper portions thereof. By inserting the screw shaft 20 into the through holes 12b, 13b, and 14b and fastening the screw shaft 20 to the support beam 21 spanning the upper center of the manhole body B, the left opening and closing parts 12, 13, and 14 are closed and fixed. . That is, the screw shaft 20 is inserted into the through holes 12b, 13b, 14b of the left opening / closing portions 12, 13, 14, and the head 20a of the screw shaft 20 is fitted into the circular recesses 12c, 13c, 14c. By screwing the male screw portion 20b into the female screw hole 21a of the support beam 21 spanning the center upper portion of the manhole body B using the fastening tool 22, each of the left opening and closing portions 12, 13, and 14 is It will be fixed in the closed state. The through holes 12d, 13d, and 14d disposed above the left opening / closing parts 12, 13, and 14 are used for closing and fixing the right opening / closing parts 17, 18, and 19 described below.

  Each of the right opening / closing parts 17, 18 and 19 is also formed with circular recesses 17c, 18c and 19c having through holes 17b, 18b and 19b in the center at two locations on the upper side. The screw shaft 20 is inserted into the through holes 17b, 18b, and 19b, and the left opening and closing parts 12, 13, and 14 are inserted into the through holes 12d, 13d, and 14d of the left opening and closing parts described above, and the circular recesses 17c, 18c, and 19c are inserted. The head 20a of the screw shaft 20 is fitted to the screw shaft 20, and the end male screw portion 20b of the screw shaft 20 is inserted into the female screw hole 21b of the support beam 21 spanned over the central upper portion of the manhole body B by using a fastening tool 22. By screwing, the left opening / closing parts 17, 18, and 19 are fixed in the closed state. Details of the screw shaft 20 and the fastening tool 22 are shown in FIG.

  When opening each left opening / closing part 12, 13, 14 and each right opening / closing part 17, 18, 19, open the screw shaft 20 screwed to each left opening / closing part and each right opening / closing part. And remove.

  First, the right opening / closing parts 17, 18 and 19 are individually erected. That is, the stepped portions 17a, 18a, 19a of each right opening / closing portion are raised one by one, and each right opening / closing portion is lifted individually using the handles 17e, 18e, 19e arranged on the upper surface of the back surface. Is slightly lowered into the gap between the upper edge B1 of the manhole body B and the floor of the building. In order to form a gap between the upper edge B1 of the manhole body B and the floor S of the building, the lower end of each right opening / closing part protrudes from the manhole body B by the thickness of each right opening / closing part in the closed state of each right opening / closing part. To design. Next, the insertion shaft portion 23a of the T-shaped support shaft 23 is inserted into the lateral holes 17g1, 18g1, 19g1 of the inverted T-shaped concave portions 17f1, 18f1, 19f1 formed on the back surfaces of the right opening / closing portions 17, 18, 19, respectively. . The inserted insertion shaft portion 23a is slid upward along the vertical holes 17h1, 18h1, 19h1 of the inverted T-shaped recess, and the protruding shaft portion 23b of the T-shaped support shaft 23 is positioned at the upper edge B1 of the manhole body B. The right opening / closing parts 17, 18, 19 are supported by the protruding shaft part 23 b of the T-shaped support shaft 23. Thereby, the standing state of each right side opening-and-closing part 17, 18, and 19 is maintained. In order to facilitate the above work, stepped portions 17a ′, 18a ′, 19a ′ can be formed on the bottom surface side of the lower end of each right side opening / closing portion to be temporarily placed on the upper edge B1 of the manhole body B. Keep it like that.

  In order to reduce the height of each of the right opening / closing parts 17, 18, and 19 in the standing state, the T-shaped support shaft 23 is pulled out from the inverted T-shaped recesses 17f1, 18f1, 19f1, and the inverted T-shaped recesses The insertion shaft portion 23a of the T-shaped support shaft 23 is inserted into the lateral holes 17g2, 18g2, 19g2 of the inverted T-shaped recesses 17f2, 18f2, 19f2 above 17f1, 18f1, 19f1 in the same manner as described above. The inserted insertion shaft portion 23a is slid upward along the vertical holes 17h2, 18h2, 19h2 of the inverted T-shaped recesses, and the protruding shaft portion 23b is positioned at the upper edge B1 of the manhole body B so that each right opening / closing portion 17 , 18 and 19 are supported by the protruding shaft portion 23 b of the T-shaped support shaft 23. Thereby, the standing state is maintained in the position where each right opening and closing part 17, 18, 19 is low. Further, in order to reduce the height of each of the right opening / closing parts 17, 18, 19 in the standing state, the T-shaped support shaft 23 is pulled out from the inverted T-shaped recesses 17f2, 18f2, 19f2, and the inverted T-shaped recesses The insertion shaft portion 23a of the T-shaped support shaft 23 is inserted into the lateral holes 17g3, 18g3, and 19g3 of the inverted T-shaped concave portions 17f3, 18f3, and 19f3 above the 17f2, 18f2, and 19f2, respectively. The inserted insertion shaft portion 23a is slid upward along the vertical holes 17h3, 18h3, 19h3 of the inverted T-shaped recesses, and the protruding shaft portion 23b is positioned at the upper edge B1 of the manhole body B so that each right opening / closing portion 17 , 18 and 19 are supported by the protruding shaft portion 23 b of the T-shaped support shaft 23. Thereby, the standing state is maintained at the position where each of the right opening / closing parts 17, 18, 19 is further lowered. In addition, when maintaining each right side opening-and-closing part 17,18,19 in the standing state in the highest position, in order to improve safety, through-hole 17i formed in the lower part of each right-side opening / closing part 17,18,19, The penetrating shaft 24 is passed through 18i and 19i. The positions where the through holes 17i, 18i, and 19i are formed are designed so that the end of the through shaft 24 contacts the floor surface S of the building when the through shaft 24 is passed.

  Next, the left opening / closing parts 12, 13, and 14 are individually erected. That is, the stepped portions 12a, 13a, and 14a of each left-side opening and closing portion are raised one by one, and the left-side opening and closing portions are individually lifted using the handles 12e, 13e, and 14e arranged on the upper surface of the back surface. Is lowered to the gap between the upper edge B2 of the manhole body B and the floor of the building. In order to form a gap between the upper edge B2 of the manhole body B and the floor surface S of the building, the lower end of each left opening / closing part protrudes from the manhole body B by the thickness of each left opening / closing part in the closed state of each left opening / closing part. To design. Then, the insertion shaft portion 23a of the T-shaped support shaft 23 is inserted into the lateral holes 12g1, 13g1, and 14g1 of the inverted T-shaped concave portions 12f1, 13f1, and 14f1 formed on the back surfaces of the left opening and closing portions 12, 13, and 14, respectively. The inserted insertion shaft 23a is slid upward along the vertical holes 12h1, 13h1, 14h1 of the inverted T-shaped recess, and the protruding shaft 23b of the T-shaped support shaft 23 is positioned at the upper edge B2 of the manhole body B. Thus, the left open / close portions 12, 13, 14 are supported by the protruding shaft portion 23 b of the T-shaped support shaft 23. Thereby, the standing state of each left-hand side opening-and-closing part 12, 13, and 14 is maintained. In order to facilitate the above work, stepped portions 12a ′, 13a ′, and 14a ′ can be formed on the bottom surface side of the lower end of each right side opening / closing portion to be temporarily placed on the upper edge B2 of the manhole body B. Keep it like that.

  Further, in order to reduce the height of the left open / close portions 12, 13, and 14 in the standing state, the T-shaped support shaft 23 is pulled out from the inverted T-shaped recesses 12f1, 13f1, and 14f1, and the inverted T-shaped recesses are removed. The insertion shaft portion 23a of the T-shaped support shaft 23 is inserted into the horizontal holes 12g2, 13g2, and 14g2 of the inverted T-shaped recesses 12f2, 13f2, and 14f2 above the 12f1, 13f1, and 14f1, respectively. The inserted insertion shaft portion 23a is slid upward along the vertical holes 12h2, 13h2, and 14h2 of the inverted T-shaped recesses, and the protruding shaft portion 23b is positioned at the upper edge B2 of the manhole body B so that each left-side opening / closing portion 12 , 13 and 14 are supported by the protruding shaft portion 23 b of the T-shaped support shaft 23. Thereby, the standing state is maintained in the position where each left-side opening / closing part 12, 13, 14 is low. Further, in order to reduce the height of the left open / close portions 12, 13, and 14 in the standing state, the T-shaped support shaft 23 is pulled out from the inverted T-shaped recesses 12f2, 13f2, and 14f2, and the inverted T-shaped recesses are removed. The insertion shaft portion 23a of the T-shaped support shaft 23 is inserted into the lateral holes 12g3, 13g3, and 14g3 of the inverted T-shaped concave portions 12f3, 13f3, and 14f3 above the 12f2, 13f2, and 14f2, respectively. The inserted insertion shaft portion 23a is slid upward along the vertical holes 12h3, 13h3, and 14h3 of the inverted T-shaped recess, and the protruding shaft portion 23b is positioned at the upper edge B2 of the manhole body B so that each left-side opening / closing portion 12 , 13 and 14 are supported by the protruding shaft portion 23 b of the T-shaped support shaft 23. Thereby, the standing state is maintained in the position where each left-hand side opening-and-closing part 12, 13, and 14 is still lower. In addition, when maintaining each left side opening-and-closing part 12,13,14 in the standing state in the highest position, in order to raise safety, through-hole 12i formed in the lower part of each left-side opening / closing part 12,13,14, The penetration shaft 25 is passed through 13i and 14i. The positions where the through holes 12i, 13i, and 14i are formed are designed so that the end of the through shaft 25 contacts the floor of the building when the through shaft 25 is passed.

  In this embodiment, the left opening / closing parts 12, 13, 14 and the right opening / closing parts 17, 18, 19 are designed to be fixed in three stages, but the present invention is not limited to this.

  Further, as shown in FIG. 8 (a), the left opening / closing parts 12, 13, and 14 and the right opening / closing parts 17, 18, and 19 are stepped portions 12a, 13a, and 14a of the left opening and closing parts at the abutting portions. And the stepped portions 17a, 18a, and 19a of the right opening and closing portions 17, 18, and 19 are overlapped to be in a closed state. In this embodiment, as shown in FIG. 8B, a gap filling member 26, which is an elastic body, is provided in a gap portion between the stepped portions 12a, 13a, 14a and the stepped portions 17a, 18a, 19a. To prevent foreign matter such as dust from entering. As the material of the dust-proof rubber as the gap filling member 26, a fluorine-based resin that is resistant to heat, weather and acid, has excellent cushioning properties, and has little permanent deformation is preferable. The gap filling member 26 can be selected depending on the purpose of installation.

  Since the escalator A in the present embodiment is configured as described above, the inspection time can be shortened. Moreover, the weight difference peculiar to a boarding / alighting board can be reduced by making the boarding / alighting board 10 into a double-aperture system as mentioned above. Moreover, when the boarding board 10 is opened, each opening-and-closing body 11 and 12 has a function as a safety fence, and is a structure which enabled it to maintain a safety mechanism. Thus, in this embodiment, the escalator A is an escalator 10 provided with a boarding / alighting board that can be opened and closed as a door to the machine room. The left opening / closing body 11 includes a left opening / closing body 12 and a right opening / closing body 16. The left opening / closing body 11 includes a left opening / closing portion 12, 13, 14 that is divided in the front-rear direction with respect to the passenger conveyor getting-on / off direction. The right-side opening / closing body 16 is composed of right-side opening / closing parts 17, 18, 19 divided into a plurality in the front-rear direction with respect to the passenger conveyor getting-on / off direction, and the left-side opening / closing parts 12, 13, 14 are individually Since it is possible to open in the direction of standing on the boarding board left end side, the right opening and closing parts 17, 18, 19 can be individually opened in the direction of standing on the boarding board right end side, The boarding board 10 which is also used for all the fences is made of double doors on the left and right sides and divided into a plurality of front and rear directions with respect to the boarding / alighting direction of the passenger conveyor, thereby reducing the weight and improving the workability during inspections and modifications. There are advantages, and in addition to the purpose of planning different properties for each building, including special properties, by subdividing the boarding board for each board, it is possible to approach a comfortable, clean and safe structure became. By sliding the subdivided door-opening board 10 in the vertical direction, it can serve as a storage, and can be placed in the manhole without removing the boarding board for safety fences. In addition, as in this embodiment, the boarding board 10 that also serves as a safety fence is made into a storage structure or a movable type, and by providing handles 12e, 13e, 14e, 17e, 18e, 19e when pulling up the boarding board body, maintenance can be performed. Workability is improved, and the structure plays the role of preventing third parties from entering.

  Although several embodiments of the present invention have been described above, these embodiments are presented as examples and are not intended to limit the scope of the invention. These embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the spirit of the invention. These embodiments and their modifications are included in the scope and gist of the invention, and are also included in the invention described in the claims and the equivalents thereof.

A ... Escalator B ... Manhole body B1 Upper edge of manhole body B2 Upper edge of manhole body S ... Floor of building 10 ... Boarding board 11 ... Left side opening / closing body 12: Left side opening / closing part 12a ... Step part 12a '... Step part 12b ... Through hole 12c ... Circular recess 12d ... Through hole 12e ... Handle 12f1 ... Reverse T-shaped recess 12g1 ... Reverse T Horizontal hole 12h1 in the letter-shaped recess, vertical hole 12f2 in the inverted T-shaped recess, inverted hole 12f2, horizontal hole 12h2 in the inverted T-shaped recess, vertical hole 12f3 in the inverted T-shaped recess, inverted T-shaped recess 12g3, a horizontal hole 12h3 of an inverted T-shaped recess, a vertical hole 12i of an inverted T-shaped recess, a through hole 13, a left opening 13a, a step 13a ', a step 13b, a through hole 13c, Circular recess 13d ··· through hole 13e ··· handle 13f1 · inverted T-shaped recess 13 1. Inverted T-shaped recess horizontal hole 13h1, Inverted T-shaped recess vertical hole 13f2, Inverted T-shaped recess 13g2, Inverted T-shaped recess lateral hole 13h2, Inverted T-shaped recess vertical hole 13f3, Inverted T-shaped recess 13g3, horizontal hole 13h3 in the inverted T-shaped recess, vertical hole 13i in the inverted T-shaped recess, through-hole 14 ... left opening / closing part 14a, step part 14a ', step part 14b, through Hole 14c ·· Circular recess 14d ·· Through hole 14e ·· Handle 14f1 · Reverse T-shaped recess 14g1 · Horizontal hole 14h1 for inverted T-shaped recess · Vertical hole 14f2 for inverted T-shaped recess · Reverse T-shaped recess 14g2・ Reverse T-shaped recess horizontal hole 14h2 ・ Reverse T-shaped recess vertical hole 14f3 ・ Reverse T-shaped recess 14g3 ・ Reverse T-shaped recess horizontal hole 14h3 ・ Reverse T-shaped recess vertical hole 14i Hole 16 ... Right opening / closing body 17 ... Right opening / closing part 17a ... Step part 17a '... Step part 17 b · · through hole 17c · · · circular recess 17e · · handle 17f1 · reverse T-shaped recess 17g1 · horizontal hole 17h1 of reverse T-shaped recess · vertical hole 17f2 of reverse T-shaped recess · reverse T-shaped recess 17g2 · Horizontal hole 17h2 of reverse T-shaped recess, vertical hole 17f3 of reverse T-shaped recess, reverse T-shaped recess 17g3, horizontal hole 17h3 of reverse T-shaped recess, vertical hole 17i of reverse T-shaped recess 18 ... right opening / closing part 18a ... step part 18a 'step part 18b ... through hole 18c ... circular recess 18e ... handle 18f1 reverse T-shaped recess 18g1 reverse hole Th side hole 18h1 Vertical hole 18f2 of inverted T-shaped recess, inverted hole 18f2, inverted T-shaped recess 18g2, horizontal hole 18h2 of inverted T-shaped recess, vertical hole 18f3 of inverted T-shaped recess 18g3, inverted T-shaped recess 18g3 Horizontal hole 18h3 ・ Vertical hole 18i of inverted T-shaped recess ・ ・ Through hole 19 ・ ・ ・ Right-side opening and closing 19a '·· Step portion 19b ·· Through hole 19c ·· Circular recess 19e ·· Hand 19f1 · Reverse T-shaped recess 19g1 · Reverse T-shaped recess side hole 19h1 · Reverse T-shaped recess Vertical hole 19f2 · Reverse T-shaped recess 19g2 · Reverse T-shaped recess horizontal hole 19h2 · Reverse T-shaped recess vertical hole 19f3 · Reverse T-shaped recess 19g3 · Reverse T-shaped recess horizontal hole 19h3 · Reverse T Vertical hole 19i of the character-shaped concave portion ··· through hole 20 ··· screw shaft 20a ··· head 20b · · · screw shaft male screw portion 21 · · · support beam 21a · · female screw hole of the support beam 21b ··· Female screw hole 22 of support beam ··· Fastener 23 · · · T-shaped support shaft 23a · · Insert shaft portion of T-shaped support shaft 23b · · Projection shaft portion 24 of T-shaped support shaft ..Penetration shaft 25 ... penetration shaft 26 ... gap filling member 50 ... frame

Claims (4)

In the passenger conveyor equipped with a boarding board that can be opened and closed as a door to the machine room,
The boarding board is composed of a left opening body and a right opening body arranged on the left and right sides of the passenger conveyor boarding direction,
The left side opening and closing body consists of a left side opening and closing part divided into a plurality in the front and rear direction with respect to the passenger conveyor getting on and off direction,
The right side opening and closing body comprises a right side opening and closing part divided into a plurality in the front and rear direction with respect to the passenger conveyor getting on and off direction,
The left opening / closing part can be opened in the direction of standing on the left end side of the boarding board individually,
The right opening / closing part can be opened individually in a direction to stand on the right end side of the passenger board.   The boarding board is integrally combined with a frame that supports the boarding board, the frame is housed in the machine room, and the boarding board is installed at the boarding gate so as to be exposed on the upper surface of the machine room. The passenger conveyor according to claim 1.   3. The passenger conveyor according to claim 1, wherein an elastic body is interposed in a gap at a butt portion between the left opening / closing part and the right opening / closing part in a state where the left opening / closing part and the right opening / closing part are closed.   In a state where the left and right opening and closing parts are erected, a support structure that maintains the standing state is provided, and when the maintenance of the standing state by the support structure is released, the left and right opening and closing parts are The passenger conveyor according to any one of claims 1 to 3, wherein the passenger conveyor is vertically movable.

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