JP2015227162A - Platform door device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a platform door device capable of configuring a narrow door pocket panel with a simple configuration.SOLUTION: A platform door device includes: a getting-on/getting-off door; a door pocket panel for accommodating the getting-on/getting-off door; a rail body provided on an upper part side of the getting-on/getting-off door; a post disposed inside the door pocket panel; rail body guiding means provided at the post, engaged with the rail body and for guiding opening/closing of the getting-on/getting-off door; driving means for driving the getting-on/getting-off door provided at a lower part side of the getting-on/getting-off door. The rail body guiding means includes: a bearing engaged with the rail body; and bearing support means for supporting the bearing by one end being fixed to the post, and the other end being fixed to the bearing. The getting-on/getting-off door is supported in a slidable manner in a state of being suspended by the bearing which configures the rail body guiding means being engaged with the rail body. The rail body is incorporated on the upper part side of the getting-on/getting-off door.

Description

  The present invention relates to a platform door device installed on a platform, for example.

  The following are conventional platform door devices. A doorway that is continuous in a certain width in the vertical direction is provided on both sides of the door pocket, and a rectangular plate-like sliding door that is rectangular in front view slides from one doorway to the open side, and passes through the doorbag and passes through the other doorway. It is configured to be slidable parallel to the fixed fence from the side to the opposite side.

  In addition, horizontally long grooves are formed along the longitudinal direction at the upper end and the lower end on the front side of the sliding door, and a guide rail as a guide rail is provided in the upper horizontal groove, and a guide rail is provided in the lower horizontal groove as a guide. Each slide rail is mounted as a rail.

  In addition, a slide rail cover is provided in parallel with the slide rail slightly above the slide rail. On the other hand, a slide block as a guide portion is mounted in a position corresponding to the slide rail on the slide door side in the door pocket, and a linear guide mechanism is configured by the slide rail and the slide block. By this linear guide mechanism, the load of the slide door, the pressure from the passenger, and the like are supported, and the straightness of the fixed fence in the front-rear direction is maintained.

  In addition, a guide roller as a guide portion is provided in the door pocket at a position corresponding to the guide rail on the slide door side. The slide door is supported so that the slide rail can slide on the slide block, and the guide rail is supported by the guide roller. Moves supported by movement. The slide block is supported by the support bracket using a part of the support frame in the door pocket, and the guide roller is supported by the same support bracket by projecting to the slide door side.

  A drive unit such as a motor with a speed reducer is disposed at the lower end of the slide door and is installed overhanging the slide door surface to avoid interference with the slide rail. (See Patent Document 1)

  Other conventional platform door devices include the following. Two movable fences can slide on top of the fence member (door pocket) erected along the side edge of the platform in the front-rear direction (in the direction perpendicular to the side edge, that is, the direction perpendicular to the traveling direction of the vehicle). It is supported. The movable fence is adapted to appear and disappear from an entrance and exit formed on both side surfaces of the fence member (door pocket).

  In addition, two guide roller members are rotatably attached to the movable fence, and two guide rails are fixed to the fence member (door pocket). The roller member rolls along the guide rail, so that the two movable fences can smoothly reciprocate with respect to the fence member (door pocket).

  A drive motor is attached to the fence member (door pocket), and a pinion is attached to the output shaft of the drive motor. On the other hand, a rack that meshes with the pinion is attached in parallel to the guide rail at the center in the height direction of the movable fence. Therefore, when the drive motor rotates, the movable fence reciprocates due to the engagement between the pinion and the rack.

  Further, two support plates erected on the platform are arranged inside the fence member (door pocket), and the drive motor is attached to the side surfaces of these support plates. (See Patent Document 2)

JP 2010-126144 A JP 2006-142887 A

  In the conventional home door device described in Patent Document 1 described above, a guide rail is attached to the upper end portion of the slide door, and a slide rail is attached to the lower end portion of the slide door, and the slide door is slidably supported by the slide block. The guide rail is movably supported by the guide roller so as to move, and a rail structure is required for each of the upper end portion and the lower end portion of the slide door. In addition, a drive unit such as a linear guide mechanism and a motor with a speed reducer is disposed at the lower end of the slide door, resulting in a complicated configuration. Of course, there was a problem that it became an expensive platform door device.

  In addition, a drive unit such as a motor with a speed reducer is installed overhanging the slide door surface to avoid interference with the slide rail at the lower end of the slide door. There was a problem of becoming a thing.

  In addition, the conventional home door device described in Patent Document 2 described above requires two guide rails above and below the fence member (door pocket), and two movable fences are provided inside the fence member (door pocket). The fence members (door pockets) are supported by overlapping in the front-rear direction, and two guide roller members are required above and below the movable fences, resulting in a complicated configuration. Of course, there was a problem that it became an expensive platform door device.

  In addition, two support plates erected on the platform are arranged inside the fence member (door pocket), and a drive motor is attached to the side surface of these support plates. ) Is widened, and the platform door device as a whole becomes large.

  The present invention has been made to solve the above-described problems, and provides a platform door device that can form a small door pocket panel body with a simple configuration. Moreover, the platform door apparatus which can prevent the swing of a passenger door is provided.

  A platform door device according to the present invention includes a passenger door, a door pocket panel that accommodates the passenger door, a rail body provided on an upper side of the passenger door, a support column disposed in the door pocket panel, A rail body guide means which is provided on a column and engages with the rail body to guide opening and closing of the passenger door; and a driving means which is provided on a lower side of the passenger door and drives the passenger door. The guide means includes a bearing that engages with the rail body, and a bearing support means that has one end fixed to the column and the other end fixed to the bearing to support the bearing, and the entrance door is the rail body. The bearing constituting the guide means and the rail body are engaged so as to be slidable in a suspended state, and the rail body is an upper part of the entrance door It is intended to be built in.

  According to the platform door apparatus concerning this invention, the platform door apparatus which can comprise a door pocket panel body with a simple structure by a simple structure and a small width | variety can be obtained.

It is a front view which shows the platform door apparatus concerning Embodiment 1 of this invention. It is sectional drawing which shows the platform door apparatus concerning Embodiment 1 of this invention. It is a perspective view which shows the platform door apparatus concerning Embodiment 1 of this invention.

Embodiment 1 FIG.
Hereinafter, Embodiment 1 of the present invention will be described with reference to FIGS. 1 to 3. In the drawings, the same or equivalent members and parts will be described with the same reference numerals. 1 is a front view showing a platform door apparatus according to Embodiment 1 of the present invention. FIG. 2 is a sectional view showing the platform door device according to Embodiment 1 of the present invention. FIG. 3 is a perspective view showing the platform door device according to Embodiment 1 of the present invention.

  In each of these figures, 1 is a boarding door for closing or opening the boarding gate. 2 is a doorcase panel for housing the entrance door 1. Reference numeral 3 denotes a rail body provided on the upper side 1 a of the passenger door 1, and the figure shows an example in which the rail body 3 is built in the upper side 1 a of the passenger door 1. 4 is a column supported by a base 5 disposed in the door pocket panel 2. 6 is a rail body guide means provided on the support column 4 and engaged with the rail body 3 to guide the opening / closing of the passenger door 1. One side 6 a is supported by the support column 4 and the other side 6 b is engaged with the rail body 3. For example, a bearing mechanism or the like can be rotated. That is, when the rail body 3 slides by the rotation of the rail body guide means 6, the passenger door 1 is slid and moved in a direction to close or open the passenger door.

  Reference numeral 7 denotes a driving means that is provided on the lower side 1 b of the passenger door 1 and drives the passenger door 1. The driving means 7 is composed of a motor 8, a belt 9, and pulleys 10 and 11. One side 9 a of the belt 9 is fixed near the front end 1 c of the entrance door 1, and the other side 9 b of the belt 9 is fixed near the rear end 1 d of the entrance door 1. The figure shows, as an example, a case where the first engaging body 12 described later is disposed at a position in a concave body.

  Reference numeral 12 denotes a first engagement body provided on the lower side 1 b of the passenger door 1, and 13 denotes a second engagement body engaged with the first engagement body 12 at a position facing the first engagement body 12. The swing of the passenger door 1 is prevented by the engagement of the first engagement body 12 and the second engagement body 13.

  Further, as an example in FIG. 1, the first engagement body 12 is provided on the lower end surface portion, which is the lower side 1 b of the passenger door 1, and is configured with a concave shape, and the second engagement body 13 is disposed vertically below the concave shape body. The case where the swing of the passenger door 1 is prevented by being engaged with the concave body is shown. Further, the first engagement body 12 and the second engagement body 13 are arranged at positions where they do not interfere with the driving means 7, and the lower side 1b of the passenger door 1 has a simplified arrangement configuration.

  Next, the operation will be described. In FIG. 1, the motor 8 of the driving means 7 is rotated clockwise in FIG. 1, and the entrance / exit door 1 is slid in the direction of closing the entrance / exit by the suspension of the belt 9, the motor 8, and the pulleys 10, 11 The mouth is closed. That is, when the rail body 3 provided on the entrance door 1 is guided by the rail body guide means 6, the entrance door 1 is slid in the direction of closing the entrance, and the state shown in FIG. Close the gate completely. Thus, by completely closing the entrance / exit with the entrance / exit door 1, the passenger on the platform side is shielded from entering the track side.

  When passing a passenger who arrives at the platform and descends from the vehicle, if the motor 8 of the driving means 7 is rotated counterclockwise, the belt 9 and the motor 8 and the pulleys 10 and 11 are suspended. As a result, the entrance door 1 is slid in a direction to open the entrance. That is, when the rail body 3 provided in the entrance door 1 is guided by the rail body guide means 6, the entrance door 1 is slid in the direction to open the entrance, and the entrance door 1 completely opens the entrance door. . Thus, by completely opening the entrance / exit with the entrance / exit door 1, passengers descending from the vehicle can get off to the platform side through the entrance / exit.

  By the way, the entrance / exit door 1 closes or opens the entrance / exit in a state where it is suspended by the engagement between the rail body 3 provided on the upper side 1a of the entrance / exit door 1 and the rail body guide means 6 supported by the support column 4. The first engagement body 12 is provided at the lower end surface portion which is the lower side 1b of the entry / exit door 1, although the entrance / exit door 1 may swing during the sliding movement. A concave body and a structure in which the second engagement body 13 is engaged with the concave body which is the first engagement body 12 and is arranged vertically below the concave body which is the first engagement body 12. Thus, it is possible to prevent the passenger door 1 from swinging.

  As described above, as in the conventional home door device described above, a complicated structure may be arranged on the lower side of the slide door or movable fence, or a structure protruding from the slide door or movable fence surface may be arranged. Therefore, it is possible to obtain a platform door device that can significantly reduce the width of the door pocket panel 2 with a simple configuration and can reduce the cost.

  Moreover, although the case where the rail body 3 was built in the upper side 1a of the passenger door 1 was described, it is not limited to this, The rail body 3 is provided in the upper side 1a surface of the passenger door 1, and rail body guidance is carried out. The rail body 3 may be provided on the upper end surface of the upper side 1 a of the passenger door 1 and may be engaged with the rail body guide means 6.

  Further, the case where the first engagement body 12 has a concave shape and the second engagement body 13 has a structure engaged with the concave shape of the first engagement body 12 has been described. The combined body 13 may be a concave body, and the first engaging body 12 may be configured to be engaged with the concave body of the second engaging body 13, and the same effect is obtained. Further, the first engaging body 12 and the second engaging body 13 are not limited to these, and it is needless to say that various forms for preventing the passenger door 1 from swinging may be used. .

  The present invention is suitable for realizing a home door device that can form a small door pocket panel body with a simple configuration and a simple configuration.

  DESCRIPTION OF SYMBOLS 1 Entry / exit door, 2 door pocket panel, 3 rail body, 4 support | pillar, 6 rail body guide means, 7 drive means, 8 motor, 9 belt, 10 pulley, 11 pulley, 12 1st engagement body, 13 2nd engagement body

Claims (6)

  A boarding door, a doorcase panel that accommodates the boarding door, a rail body provided on the upper side of the boarding door, a support provided in the doorbag panel, the support provided on the support, the rail body, Rail body guiding means that engages and guides the opening and closing of the passenger door, and drive means that is provided on the lower side of the passenger door and drives the passenger door, the rail body guiding means being associated with the rail body. And a bearing support means for supporting the bearing with one end fixed to the support and the other end fixed to the bearing, and the entry / exit door includes the bearing constituting the rail body guide means and the bearing The rail body is supported so as to be slidable in a suspended state by being engaged with the rail body, and the rail body is built in the upper side of the entrance door. Door device.   The platform door device according to claim 1, wherein the driving means includes a motor, a pulley, and a belt.   3. The home according to claim 2, wherein the belt is provided on a lower end side of the passenger door, one side is provided on a front end side of the passenger door, and the other side is provided on a rear end side of the passenger door. Door device.   A first engagement body formed on a lower side of the passenger door so as to extend along a lower end edge of the passenger door and formed in a concave body having a recess, and disposed vertically below the first engagement body And a second engagement body provided at a position facing the first engagement body so as to be engaged with the concave portion of the first engagement body, and the first engagement body and the second engagement body. The platform door device according to claim 2 or 3, wherein swinging of the passenger door is prevented by engagement with the engagement body.   The first engagement body is formed of a concave body provided on a lower end surface portion of the passenger door, and the second engagement body is disposed vertically below the concave body and engaged with the concave body. The platform door device according to claim 4 characterized by things.   6. The platform door device according to claim 4, wherein the belt is disposed in the concave portion of the first engagement body and vertically above the second engagement body. 7.

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