JP7376316B2 - Door devices and railway vehicles - Google Patents

Description

TECHNICAL FIELD The present invention relates to a door device for a railway vehicle or the like, which has a window section and includes a door section for opening and closing an entrance and exit, and a door pocket for storing the door section, and a railway vehicle.

2. Description of the Related Art In recent years, information such as stopping stations and advertisements in railway vehicles and the like has been displayed using display devices installed above entrances and exits.

Such a display device makes it possible to use moving images and to display images that match the driving conditions. Doors installed at entrances and exits for passengers to get on and off or to move to other vehicles are easily visible to passengers, so by providing the above-mentioned display device on the door, information can be provided more efficiently. It becomes possible to do so.

Here, Patent Document 1 describes a transparent glass screen attached to a window opening of a railway vehicle, a projection means for projecting an image onto the transparent glass screen from inside the vehicle, and an image projected onto the transparent glass screen by the projection means. It is described that the image forming apparatus includes a control means for controlling an image. It is also described that an image projected onto a transparent glass screen is displayed toward the outside of the vehicle, such as people on a station platform, and when no image is projected, the transparent glass screen functions as a normal window glass. It is also stated that the display can be displayed not only on the outside of the vehicle but also on the inside.

Japanese Patent Application Publication No. 2017-178185

It is also possible to apply the method described in Patent Document 1 to the window glass of the door, but it is necessary to separately provide a projection part, and unlike the seat window, in the case of the door, passengers are located nearby. Therefore, in the projection method, there is a risk that the projection light may be blocked.

Further, the door is constructed as a component independent of the vehicle body in order to be opened and closed, and unlike fixed windows or the like, it may be difficult to supply power or transmit signals using cables or the like.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a door device and a railway vehicle that can supply power and the like with a simple configuration when the door section is equipped with a display device.

The invention made to solve the above problems includes a door having a window and opening and closing an entrance/exit, a door pocket for storing the door, a display device provided in the window, and a display device provided in the door pocket. a first control device that performs control including outputting an image signal of an image to be displayed on the display device; a second control device for displaying a display; a non-contact power supply section that supplies power between the door pocket and the door section in a non-contact manner; and a non-contact signal transmission section that transmits a signal between the door pocket and the door section in a non-contact manner. This is a door device characterized by comprising the following.

The non-contact power feeding unit includes a primary coil for power feeding provided on the door pocket side and a secondary coil for power feeding provided in the door, and the non-contact signal transmitting unit includes , a primary coil for signal transmission provided on the door pocket side, and a secondary coil for signal transmission provided on the door, the primary coil for power feeding and the secondary coil for power feeding. When the door portion closes the entrance/exit, power is supplied from the power feeding primary coil to the power feeding secondary coil, and the signal transmission primary coil and the signal transmission secondary coil are connected to each other. , when the door portion closes the entrance/exit, signals can be transmitted to each other.

Further, the display device may be characterized in that a light control member and a display section are stacked on top of each other.

Moreover, the railway vehicle characterized by being equipped with the door apparatus as described in any one of Claims 1-3 may be sufficient.

According to the present invention, since the non-contact power supply section and the non-contact signal transmission section are provided, there is no need to perform power supply or signal transmission using a cable or the like, and power supply etc. can be performed with a simple configuration.

1 is a diagram showing the appearance of a door device according to an embodiment of the present invention. 2 is a diagram showing power supply and signal transmission of the door device shown in FIG. 1. FIG. 2 is a diagram showing power supply and signal transmission of the door device shown in FIG. 1. FIG.

FIG. 1 is a diagram showing the appearance of a door device according to this embodiment. The door device 1 is provided at a side entrance 10 used for boarding and alighting passengers from the side of a railway vehicle. The door device 1 includes a door portion 2 that opens and closes a side entrance 10. The door device 1 is provided with a door pocket 3 on the side of the railway vehicle adjacent to the side entrance 10 in the longitudinal direction of the vehicle and capable of storing the door portion 2. The door part 2 is provided so as to be slidable in the longitudinal direction of the vehicle between an open position in which it is stored in the door pocket 3 and opens the side entrance 10, and a closed position in which it exits from the door pocket 3 and closes the side entrance 10. ing.

In this embodiment, the door part 2 is a double-opening sliding door, and is composed of two door members 2a, 2b, and the two door members 2a, 2b and the two door bags 3a, 3b form one It corresponds to the side entrance 10. The door member 2a is stored in the door pocket 3a, and the door member 2b is stored in the door pocket 3b. Note that the door portion 2 may be of a single-opening type (may be composed of a single door member).

The door portion 2 (door member 2a) includes a door main body two a1 and a window glass two a2 as a window portion. The door member 2a will be described below, but the structure of the door member 2b is similar. The door main body two a1 has an opening into which the window glass two a2 is fitted. A display device 2a3 is provided on the window glass 2a2.

The display device 2a3 is configured by laminating a display section such as a liquid crystal display or an EL (electroluminescence) display, and a light control section for light control, and bonding them together. The light control unit is a well-known member such as a liquid crystal or EC (electrochromic) that can change the degree of light control by applying a voltage, for example. Such a display device 2a3 can display, for example, information on stopping stations, advertisements, etc. to passengers in the cabin. In addition, although the display device 2a3 is smaller than the window glass 2a2 in FIG. 1, the entire window glass 2a2 may be used as the display device 2a3.

FIG. 2 is a diagram showing a method of power supply and signal transmission from the door pocket 3 (side surface of the railway vehicle) to the door portion 2 (door members 2a, 2b). FIG. 2 is a diagram of the door portion 2 in the closed position, that is, with the side entrance 10 closed. The door pocket 3a is provided with a controller 3a1, a primary coil 3a2, and a primary coil 3a3.

The controller 3a1 functions as a control device that controls the display of the display device 2a3. The controller 3a1 outputs an image signal and the like to be displayed on the display device 2a3. Further, the controller 3a1 outputs an adjustment signal for the degree of dimming of the dimmer unit that constitutes the display device 2a3. By adjusting the degree of dimming, it is possible to suppress a decrease in the contrast ratio of display content due to external light. The controller 3a1 also supplies power to the display device 2a3 and a controller 2a4, which will be described later.

The primary coil 3a2 is a coil that feeds power supplied from the controller 3a1 to a secondary coil 2a5, which will be described later, by mutual induction. The primary coil 3a3 is a coil that transmits a signal output from the controller 3a1 to a secondary coil 2a6, which will be described later, by mutual induction.

In addition to the display device 2a3 described above, the door member 2a is provided with a controller 2a4, a secondary coil 2a5, and a secondary coil 2a6. The controller 2a4 operates by receiving power from the secondary coil 2a5, and controls the display of the display device 2a3 based on the signal output from the controller 3a1. Further, the power supplied from the secondary coil 2a5 is also supplied to the display device 2a3. The controller 2a4 displays an image on the display device 2a3 based on the signal received by the secondary coil 2a6, and controls the dimming of the dimmer.

The door pocket 3b is provided with a controller 3b1, a primary coil 3b2, and a primary coil 3b3.

The controller 3b1 functions as a control device that controls the display of the display device 2b3. The controller 3b1 outputs an image signal and the like to be displayed on the display device 2b3. Moreover, the controller 3a1 outputs an adjustment signal for the degree of dimming of the dimming unit that constitutes the display device 2b3. By adjusting the degree of dimming, it is possible to suppress a decrease in the contrast ratio of display content due to external light. The controller 3b1 also supplies power to the display device 2b3 and a controller 2b4, which will be described later.

The primary coil 3b2 is a coil that feeds power supplied from the controller 3b1 to a secondary coil 2b5, which will be described later, by mutual induction. The primary coil 3b3 is a coil that transmits a signal output by the controller 3b1 to a secondary coil 2b6, which will be described later, by mutual induction.

In addition to the display device 2b3 described above, the door member 2b is provided with a controller 2b4, a secondary coil 2b5, and a secondary coil 2b6. The controller 2b4 operates by receiving power from the secondary coil 2b5, and controls the display of the display device 2b3 based on the signal output from the controller 3b1. Further, the power supplied from the secondary coil 2b5 is also supplied to the display device 2b3. The controller 2b4 displays an image on the display device 2b3 based on the signal received by the secondary coil 2b6, and controls the dimming of the dimming section.

As shown in FIG. 2, when the side entrance 10 is closed, the primary coil 3a2 and the secondary coil 2a5, the primary coil 3a3 and the secondary coil 2a6, the primary coil 3b2 and the secondary coil 2b5, and the primary coil 3b3. The secondary coils 2b6 are brought into close proximity to each other. Therefore, power supply and signal transmission are performed by mutual induction. Therefore, when the side entrance 10 is in a closed state, the display devices 2a3 and 2b3 display information.

FIG. 3 is a diagram with the door 2 in the open position, that is, with the side entrance 10 open. In this case, the primary coil 3a2 and the secondary coil 2a5, the primary coil 3a3 and the secondary coil 2a6, the primary coil 3b2 and the secondary coil 2b5, and the primary coil 3b3 and the secondary coil 2b6 are separated from each other. Therefore, power supply and signal transmission due to mutual induction stop. Therefore, when the side entrance 10 is open, the display devices 2a3 and 2b3 stop displaying.

As is clear from the above description, the primary coil 3a2 and the secondary coil 2a5, and the primary coil 3b2 and the secondary coil 2b5 function as a non-contact power supply unit that supplies power between the door pocket 3 and the door portion 2 in a non-contact manner. Further, the primary coil 3a3 and the secondary coil 2a6, and the primary coil 3b3 and the secondary coil 2b6 function as a non-contact signal transmission section that transmits signals between the door pocket 3 and the door part 2 in a non-contact manner.

In addition, although the figure shows only one pair of non-contact signal transmission parts for each door member, a plurality of non-contact signal transmission parts may be provided depending on the type of signal. However, signals that can be shared may be shared.

According to the present embodiment, the door device 1 includes a door portion 2 that has a window glass 2a2 and opens and closes the side entrance 10, a door pocket 3 that stores the door portion 2, and a display device 2a3 provided on the window glass 2a2. , a controller 2a4 provided on the door pocket 3 side and controlling the display device 2a3. A non-contact power feeding section including a primary coil 3a2 for power feeding provided on the door pocket 3 side and a secondary coil 2a5 for power feeding provided on the door part 3; It further includes a non-contact signal transmission section configured from a primary coil 3a3 for signal transmission and a secondary coil 2a6 for signal transmission provided in the door portion 2. The primary coil 3a2 and the secondary coil 2a5 are supplied with power from the primary coil 3a2 to the secondary coil 2a5 when the door 2 closes the side entrance 10, and the primary coil 3a3 and the secondary coil 2a6 are 2 transmit signals to each other when the side entrance 10 is closed.

By doing so, power supply and signal transmission can be performed between the door portion 2 and the door pocket 3 (vehicle main body) without contact. There is no need for power supply or signal transmission using cables or the like, and power can be supplied with a simple configuration.

In addition, since the display device 2a3 is constructed by laminating a light control section and a display section, it is possible to adjust the light control intensity according to the conditions outside the vehicle and the content to be displayed, and display the display at an appropriate brightness. can.

Furthermore, since the railway vehicle is equipped with the door device 1, an advertisement can be displayed on the door portion 2 at the side entrance 10 of the railway vehicle.

In the embodiment described above, the door device 1 is provided at the side entrance 10 provided on the side of the railway vehicle, but it may also be applied to a door section provided at both ends of the railway vehicle for moving between vehicles. good.

Further, in the above-described embodiment, an example in which the present invention is applied to a railway vehicle has been described, but other moving objects such as a bus may be used. Alternatively, it may be applied to automatic doors installed in buildings, etc.

1 Door device 2 Door part 2a, 2b Door member 2a2, 2b2 Window glass 2a3, 2b3 Display device 2a4, 2b4 Controller 2a5, 2b5 Secondary coil 2a6, 2b6 Secondary coil 3 Door pocket 3a1, 3b1 Controller 3a2, 3b2 Primary coil 3a3, 3b3 Primary coil 10 Side entrance/exit

Claims (4)

a door having a window and opening and closing the entrance;
a door pocket for storing the door part;
a display device provided in the window;
a first control device that is provided on the door pocket side and performs control including outputting an image signal of an image to be displayed on the display device;
a second control device provided on the door side, which receives the image signal output from the first control device and displays it on the display device;
a non-contact power supply unit that supplies power between the door pocket and the door portion in a non-contact manner;
a non-contact signal transmission unit that transmits signals between the door pocket and the door portion in a non-contact manner;
A door device comprising: The non-contact power supply unit includes a primary coil for power supply provided on the door pocket side, and a secondary coil for power supply provided on the door part,
The non-contact signal transmission section includes a primary coil for signal transmission provided on the door pocket side and a secondary coil for signal transmission provided on the door section,
The primary coil for power feeding and the secondary coil for power feeding are configured such that power is supplied from the primary coil for power feeding to the secondary coil for power feeding when the door portion closes the entrance/exit,
The primary coil for signal transmission and the secondary coil for signal transmission are capable of transmitting signals to each other when the door closes the entrance.
The door device according to claim 1, characterized in that: The door device according to claim 1 or 2, wherein the display device is configured by overlapping a light control member and a display section. A railway vehicle comprising the door device according to any one of claims 1 to 3.

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