JP3216791U - Sliding door opening and closing device - Google Patents

Abstract

There is provided a sliding door opening / closing device that eliminates a gap between a sliding door and a door pocket, prevents a passenger's hand, body, and luggage from being pulled in, and that can reduce costs with a simple mechanism. In a sliding door opening and closing device 10 comprising a sliding door 1 installed in a vehicle and a door bag 5 for storing the sliding door 1, a seat 2 is provided for wrapping the sliding door 1 so that the upper and lower portions of the sliding door 1 become empty rings, The seat 2 is attached to the door pocket 5 at the position where the sliding door 1 is housed in the door pocket 5 and inside the vehicle. [Selection] Figure 1

Description

  The present invention relates to a sliding door opening / closing device that prevents a hand, body, luggage, etc. from being pulled in a sliding door installed in a vehicle such as a train.

  Conventionally, a sliding door that opens and closes on one or both sides is installed at the entrance of a vehicle such as a train. When the entrance is opened, the sliding door slides along a slide rail installed on the upper part and is stored in a door pocket. There are many structures. When the sliding door slides and is stored in the door pocket, if the passenger is holding a hand on the sliding door, or if the passenger's hand, body, or luggage is being pressed against the sliding door due to congestion, the hand is placed in the gap between the sliding door and the door pocket. Or body, luggage, etc. were pulled in, causing unexpected injury or damage to the luggage. In addition, in order to take measures such as pulling out a hand or baggage that has been pulled in, train operation may be delayed.

  As a technique for solving such a problem, a technique is disclosed in which a rotating mechanism including a cylindrical roller or an endless moving belt that actively excludes hands and luggage is installed in a sliding door (see Patent Document 1). . This technology allows a hand or baggage to be drawn into a door pocket by rotating a cylindrical roller or an endless moving belt in a direction opposite to the direction in which the sliding door is pulled, that is, the direction in which the hand or baggage is discharged from the door pocket. Is to prevent.

JP 2008-150786 A

  However, the technique described in Patent Document 1 is a structure in which a cylindrical roller or an endless moving belt is installed in a sliding door, and the sliding door and the door pocket are separated. There was a possibility that a gap between the door and the door pocket would occur. Therefore, it was not possible to completely eliminate the danger that a hand or a baggage would be pulled into the door pocket. Further, since a driving mechanism is required to rotate the cylindrical roller or the endless moving belt, there is a problem that the structure of the apparatus is complicated and expensive.

  The present invention has been made in view of the above, and eliminates the gap between the sliding door and the door pocket, prevents the passenger's hand and luggage from being pulled in, and can also reduce the cost with a simple mechanism. An object is to provide an apparatus.

  In order to solve the above-described problems and achieve the object, the present invention provides a sliding door opening / closing apparatus including a sliding door installed in a vehicle and a door bag for storing the sliding door so that the upper and lower parts of the sliding door become empty rings. A seat for wrapping the sliding door is provided, and the seat is attached to the door pocket at a position where the sliding door is accommodated in the door pocket and inside the vehicle.

  According to the present invention, the seat includes a seat that wraps the sliding door so that the upper and lower portions of the sliding door become empty wheels, and the seat is attached to the door pocket at the position where the sliding door is housed in the door pocket and inside the vehicle. Since the gap between the sliding door and the door pocket inside the vehicle can be eliminated, it is possible to prevent the passenger's hand, body and luggage from being pulled in. Moreover, since it is a simple mechanism, there exists an effect that the expense which installs an apparatus can be held down.

It is an example of sectional drawing at the time of closure of sliding door opening and closing device 10 concerning Example 1. FIG. It is an example of the elevation which shows the structure of the sliding door opening / closing apparatus 10 concerning Example 1. FIG. It is an example of sectional drawing at the time of opening of the sliding door opening and closing apparatus 10 concerning Example 1. FIG. It is an example of the explanatory view of the sliding door opening and closing device 20 concerning Example 2. FIG.

  Embodiments of a sliding door opening and closing device according to the present invention will be described below in detail with reference to the accompanying drawings. In addition, the Example shown below is an example of embodiment of this invention, and this invention is not limited to these Examples.

  FIG. 1 is an example of a cross-sectional view of the sliding door opening and closing apparatus 10 according to the first embodiment when closed. As shown in FIG. 1, the sliding door opening and closing device 10 includes a sliding door 1, a seat 2, a guide roller 3, a tension roller 4, a door pocket 5, and a sliding door retracting unit 6 that are installed at the doorway of the vehicle.

  The seat 2 wraps the sliding door 1, the guide roller 3, and the tension roller 4 so that the upper and lower portions of the sliding door 1 become empty wheels, and the position where the sliding door 1 is stored in the door pocket 5 and inside the vehicle. It fixes to the door pocket 5 with (it is called the sliding door drawing-in part 6 hereafter). The sliding door retracting portion 6 shown in FIG. 1 is drawn with a slight thickness. However, if the sheet 2 can be fixed to the door pocket 5 without hindrance, it is as thin as possible and has no step with the door pocket 5 so as to fit the door pocket 5. It is desirable to fix 2. The guide roller 3 guides the movement of the sheet 2 so that the sheet 2 moves smoothly on the sliding door 1. The tension roller 4 applies an appropriate tension to the sheet 2 to give tension to the sheet 2 and guides the movement of the sheet 2. The door pocket 5 accommodates the sliding door 1 that moves along a slide rail or the like installed at the top of the sliding door 1. The sliding door retracting portion 6 indicates a portion for attaching the sheet 2 to the door pocket 5. In FIG. 1, the sliding door retracting portion 6 is provided on the inner side of the vehicle. However, if there is no gap between the sliding door 1 and the door pocket 5, the sliding door retracting portion 6 is provided in both the location stored in the door pocket 5 and the location stored in the vehicle and the door pocket 5. You may attach the sheet | seat 2 in the form which straddles.

  FIG. 2 is an example of an elevation view showing the structure of the sliding door opening and closing apparatus 10 according to the first embodiment. In FIG. 2, the door pocket 5 is omitted and only the left side of the sliding door 1 is shown. Also, the front is inside the vehicle and the back is outside the vehicle. The sliding door opening and closing device 10 wraps the sliding door 1, the guide roller 3, and the tension roller 4 with a sheet 2, and attaches the sheet 2 to a door pocket 5 (not shown) with a sliding door retracting portion 6. In addition, about the sliding door drawing-in part 6, it is set as the perspective view expression. The sheet 2 prevents vertical displacement by the guide 7. The sliding door 1 is attached to the slide rail 8 with a rail moving body 9 and controls opening and closing of the sliding door 1 by a control device (not shown). As shown in FIG. 2, the seat 2 is in a ring shape with the upper and lower portions of the sliding door 1 open by attaching the end of the rectangular sheet to the door pocket 5 at the sliding door retracting portion 6. Thereby, the sheet | seat 2 on the sliding door 1 can be accommodated in the door pocket 5 without touching sliding door opening / closing control mechanisms, such as the slide rail 8 and the rail moving body 9 which control opening / closing of the sliding door 1. FIG.

  The guide roller 3 is provided with waterproof rubber at the top and bottom, and guides the sheet 2 so as to be smoothly drawn into the door pocket 5 along the sliding door 1. The guide roller 3 is installed by exchanging with the door-to-door rubber conventionally installed in the sliding door 1. The tension roller 4 includes a tension mechanism for imparting appropriate tension to the sheet 1.

  FIG. 3 is an example of a cross-sectional view of the sliding door opening and closing device 10 according to the first embodiment when opened. As shown in FIG. 3, when the sliding door 1 is opened to the left and right, the sheet 2 wrapping the sliding door 1, the guide roller 3, and the tension roller 4 is fixed to the door pocket 5 by the sliding door retracting portion 6. The sliding door 1 is shifted while being wrapped in accordance with the movement of the door 1 and is housed in the door pocket 5 together with the sliding door 1 drawn into the door pocket 5. The portions other than the sliding door retracting portion 6 of the sheet 2 are displaced along the sliding door 1. However, since the sheet 2 of the sliding door retracting portion 6 is fixed to the door pocket 5, the space between the sliding door 1 and the door pocket 5 is closed. There is no gap, and passengers' hands and luggage will not be pulled in. Further, since the guide roller 3 and the tension roller 4 are disposed at both ends of the sliding door 1, the tension roller 4 imparts an appropriate tension to the sheet 2, and the sheet 2 is smoothly moved along the guide roller 3 and the guide 7. It can be stored in the door pocket 5. In this embodiment, the guide roller 3 is installed on the entrance / exit side, and the tension roller 4 is installed on the storage side in the door pocket 5, but the guide roller 3 or the tension roller 4 on both the entrance / exit side and the storage side in the door pocket 5 are provided. It may be.

  In addition to being transparent, the sheet 2 may be translucent and have a predetermined color, and an advertisement or the like may be printed on part or all of it. By printing the advertisement on the sheet 2, the installation cost and maintenance cost of the sliding door opening and closing device 10 can be derived from the advertisement cost. Further, the sheet 2 may be provided with a pocket inside the sheet 2 and an advertisement poster may be placed in the pocket, instead of printing an advertisement or the like.

  The sliding door opening and closing device 10 can be installed by performing some modifications to the conventional mechanism of the sliding door and door pocket. That is, the conventional rubber per door where the sliding door is installed is changed to the guide roller 3, the tension roller 4 is disposed at the end of the sliding door 1 on the side stored in the door pocket, and the sliding door 1, the guide roller 3, and the tension roller 4. The basic structure of the sliding door opening and closing device 10 can be realized by attaching the sheet 2 wrapping the sheet to the sliding door retracting section 6.

  The length of the sheet 2 in the vertical direction can be freely determined. The sliding door 1 may have a length that covers almost all of the sliding door 1 from the top to the bottom, or the sliding door 1 may be covered with a length excluding a portion that is unlikely to be pulled in, such as a step or the vicinity of the ceiling.

  Thus, since the sliding door opening and closing apparatus 10 can eliminate the gap between the sliding door 1 and the door pocket 5 by adopting the above-described configuration, it prevents the passenger's hand, body, and luggage from being drawn into the door pocket. Can do. Moreover, since it is a simple mechanism, remodeling from the conventional sliding door opening / closing device is relatively easy, and it is not necessary to add a new drive mechanism, so that the cost can be reduced. Further, a pocket for printing an advertisement or the like on the sheet 2 or arranging a poster or the like inside the sheet 2 and arranging the advertisement poster can be used as an advertising device.

  FIG. 4 is an example of an explanatory diagram of the sliding door opening and closing device 20 according to the second embodiment. The members denoted by the same reference numerals as those in the first embodiment have the same functions as those in the first embodiment, and therefore, different points will be mainly described with reference to the above description. The sliding door opening / closing device 20 includes a sliding door 21 installed at the entrance of the vehicle, a small sliding door 22, a seat 2, a guide roller 3, a tension roller 4, a door bag 5 (not shown), and a sliding door retracting portion 26.

  The small sliding door 22 is formed by hollowing out a part of the inside of the sliding door 22 and includes two guide rollers 3 at both ends inside the small sliding door 22. The sheet 2 wraps the upper and lower portions of the two guide rollers 3 so as to form a hollow ring, and is located at the position where the small sliding door 22 is stored in the door pocket 5 and at the sliding door retracting portion 26 inside the vehicle. Secure to. In addition, the magnitude | size and shape of the small sliding door 22 are not limited by FIG. 4, You may take various magnitude | sizes and shapes. One or both of the two guide rollers 3 may be tension rollers.

  By adopting such a configuration, in addition to the effects of the first embodiment described above, the seat 2 is not exposed to the outside of the vehicle, so that deterioration of the seat 2 can be suppressed. In addition, the small sliding door 22 that wraps the guide roller 3 with the sheet 2 can be unitized, and the work at the time of replacing or maintaining the sheet 2 becomes easy.

  In addition, this invention is not limited to the Example mentioned above as it is, A member can be deform | transformed and embodied in the range which does not deviate from the summary in an implementation stage. Moreover, you may combine suitably the some member currently disclosed by the Example mentioned above, and may delete some members from the member shown by the Example.

DESCRIPTION OF SYMBOLS 10,20 ... Sliding door opening and closing device, 1,21 ... Sliding door, 2 ... Sheet, 3 ... Guide roller, 4 ... Tension roller, 5 ... Door bag, 6,26 ... Sliding door retracting part, 7 ... Guide, 8 ... Slide rail, 9 ... rail moving body, 22 ... small sliding door

Claims (6)

In a sliding door opening and closing device comprising a sliding door installed in a vehicle and a door pocket for storing the sliding door,
A sheet that wraps the sliding door so that the upper and lower portions of the sliding door become a hollow ring;
The sliding door opening and closing device, wherein the seat is attached to the door pocket at a position where the sliding door is housed in the door pocket and inside the vehicle.   The sliding door opening and closing device according to claim 1, wherein a guide roller is installed on one side or both sides of an end portion of the sliding door.   The sliding door opening and closing device according to claim 1, wherein a tension roller is installed on one side or both sides of an end portion of the sliding door. The sliding door is provided with a small sliding door obtained by hollowing out a part of the sliding door,
The said sheet | seat is replaced with the said sliding door, The position where the said small sliding door is accommodated in the said door pocket, and is fixed to the said door pocket inside the said vehicle, The any one of Claims 1-3 characterized by the above-mentioned. The sliding door opening / closing apparatus as described in one.   The sliding door opening and closing device according to any one of claims 1 to 4, wherein an advertisement is printed on the sheet.   The sliding door opening and closing device according to any one of claims 1 to 4, further comprising a pocket that can store an advertisement poster on the seat.

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