JP2002012149A - Train control apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize a function equal to the conventional ATS-P type ground apparatus by utilizing an aspect signal of a signal. SOLUTION: This train control apparatus has plural select circuits 3 corresponding to the aspect types of the signal S, and the apparatus is provided with a select circuit forming means for selecting one select circuit corresponding to the current aspect of the signal among plural select circuits 3, an information storage means having an information storage circuit 4 storing plural distance information pieces previously provided corresponding to the number of the select circuits 3, an extract means for extracting train control information corresponding to the selected select circuit from the information storage circuit 4, and a transmitting means for transmitting the extracted train distance information to a train running on a rail R.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a train control device, and more particularly to a speed check type ATS, so-called ATS-P type ground device.

[0002]

2. Description of the Related Art FIG. 3 is a schematic diagram of a conventional ATS-P ground apparatus using a power-supply type ground terminal.
Traffic lights S1, S2,.
(In the example shown, only two traffic lights S1, S2 are shown for simplification of the drawing), and each traffic light S1, S2...
A plurality (three in the example shown) of ground members 10a to 10c are installed at a predetermined distance from each other at the center of the rail (center of the track) on the side of the direction in which the train travels toward 2.

[0003] In the example of FIG. 3, the ground terminals 10 a to 10 m are located at 600 m, 180 m and 30 m before the traffic signals S 1 and S 2, respectively.
10c are provided respectively.

[0004] Each of the ground members 10a to 10c has an antenna A for transmitting a signal to a vehicle (train). Code processors EC1 and EC2 are provided near the traffic lights S1 and S2, respectively.
Each code processor EC1, EC2 and each repeater RP1, RP3
Means information cable C1 and power cable C2, respectively.
Connected through.

[0005] Each of the code processors EC1 and EC2 has a signal S
It is configured to generate information (telegram) corresponding to the signal presentation of S1 and S2 and output the information to each of the repeaters RP1 to RP3.

The code processor EC before the traffic light S1 in FIG.
1 and each of the repeaters RP1 to RP3 will be described further. The code processor EC1 includes a progress indication (hereinafter referred to as G indication) and a warning indication (hereinafter referred to as Y indication) of the traffic light S1.
And the distance information corresponding to the stop indication (hereinafter referred to as R indication) is output to each of the repeaters RP1 to RP3. The distance indicated above each ground wire 10a to 10c in FIG. 3 is the distance information transmitted from each ground wire 10a to 10c corresponding to each indication (G, Y, R) of the traffic light S1 onto the vehicle. Represents.

For example, when the traffic light S1 is in the Y-state, distance information indicating that there is a train stop point at 730 m ahead (in the direction in which the train travels) from the ground child 10c is transmitted from the ground child 10c. Is done. At this time, distance information indicating that there is a train stop point at 1300 m ahead is transmitted from the ground child 10a.

[0008] Therefore, the train is connected to each ground child 10a-1.
When passing through 0c, it is possible to receive distance information from the ground via an on-vehicle (on-vehicle antenna) and perform speed control and the like.

[0009]

However, the above-mentioned conventional train control device using a power-supply type ground terminal requires a code processor for generating the present information of a traffic signal into information for each repeater. Each of the repeaters also needs to use a CPU (microcomputer) and the like, and furthermore, the code processor and each of the repeaters have to be connected by an information cable and a power cable, so that there is a drawback that the equipment cost increases.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned drawbacks, and an object of the present invention is to use a present signal of a traffic signal and to realize a low cost by using a groundless child without a power source. To provide a train control device that can

[0011]

In order to achieve the above object, a train control apparatus according to the present invention has a plurality of selection circuits corresponding to the type of the signal signal, and the plurality of selection circuits are always present. A selection circuit forming means for selecting one selection circuit corresponding to the current indication of the traffic light from among the train signals; and train control information such as a plurality of distance information prepared in advance corresponding to the number of the plurality of selection circuits. An information storage unit having an information storage unit that stores train control information; an extraction unit that extracts, from the information storage unit of the information storage unit, train control information corresponding to the selection circuit selected by the selection circuit formation unit; Transmitting means for transmitting the extracted train control information to the train running on the rails. Further, the transmission means is driven by a driving power supply generated by receiving a power wave signal transmitted from a train running on the rail.

[0012]

In the above arrangement, the transmitting means transmits the train control information corresponding to the selected circuit selected by the selecting circuit forming means from the information storage unit to the train running on the rail.
Then, the transmission means receives the power wave signal transmitted from the train running on the rail to obtain a drive power supply.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. It should be noted that the same components as those of the above-described conventional configuration are described using the same reference numerals.

FIG. 1 is a schematic configuration diagram of a train control device according to one embodiment. The traffic signal S provided in each predetermined section of the rail R (in the illustrated example, one signal S Are provided at the center of the rail (center of the track) in front of the traffic light S with a predetermined distance from each other (3 in the illustrated example).
) Non-power-supply type ground terminals 1a to 1c.

In the example of FIG. 1, 600 m before the traffic light S,
Ground children 1a to 1c are respectively installed at points of 180m and 30m.

Since the ground members 1a to 1c have the same configuration, the ground member 1a will be described below as an example. Ground child 1a,
It has an antenna A composed of a power wave receiving antenna A1 for receiving a power wave transmitted from a train (on a car) and a transmitting antenna A2 for transmitting train control information toward the vehicle. .

The grounding element 1a is pre-set and stored with a relay contact of a traffic light control circuit 2 for controlling the display of the traffic light S or a selection circuit 3 formed by a ROM or the like and train control information to be transmitted to the train A. An information storage circuit 4 having a plurality of information storage units, a transmission circuit 5 for transmitting the train information stored in each information storage unit toward the vehicle via the transmission antenna A2, and a power wave reception antenna A1. And a power generation circuit 6 for rectifying a power wave received from the vehicle and generating a predetermined driving power.

Referring to FIG. 2, the grounding element 1a will be described in more detail. The selection circuit 3 is a signal control circuit via the contacts of two relays GR and YR which are turned on and off in accordance with the signal S. It is constituted by a contact group of two relays RY1 and RY2 whose driving is controlled by two output signals.

The traffic signal control circuit 2 is configured to form a predetermined selection circuit based on the operating states of two relays GR and YR driven by a known train detection device such as a track circuit (not shown). .

That is, one of the relays RY1 is lifted (O
N), a circuit for selecting the G present information storage section 4a of the information storage circuit 4 through the contact is formed, one of the relays RY1 falls (OFF) and the other relay RY2. Is turned on, a circuit for selecting the Y-presentation information storage section 4b of the information storage circuit 4 is formed through these contacts, and both relays RY1 and RY2 are turned off.
In such a case, a circuit for selecting the R present information storage unit 4c of the information storage circuit 4 through these contacts can be formed.

The transmission circuit 5 stores the information in any one of the information storage units (4a to 4c) selected by the selection circuit 3 as O.
The signal is input via the R circuit 5a, and the input signal is transmitted to the modulation circuit 5b in the same manner as when transmitting the signal to a known vehicle.
A predetermined modulation signal such as M or FM is modulated, and then output to the transmission antenna A2 via the amplifier 5c.

The information storage circuit 4 and the transmission circuit 5 are configured to operate when power is supplied from the power generation circuit 6.

In each of the information storage units 4a to 4c, predetermined distance information (train control information) to be transmitted to the vehicle is stored in advance. For example, in FIG. 1, the length of the rail R ahead of the traffic light S is 700 m, 800 m, as in FIG.
, The G present information storage unit 4a stores 2100 m, Y
The display information storage unit 4b stores distance information of 1300 m, and the R display information storage unit 4c stores distance information of 600 m.

In FIG. 1, each ground child 1b, 1c
The distance information shown below each of these ground children 1b and 1c
3 shows the distance information stored in the same manner as that stored in the above-mentioned ground child 1a.

In the present embodiment having the above-described configuration, when the train A reaches the ground child 1a, the power generation circuit 6 processes the power wave received by the power wave receiving antenna A1 from the on-vehicle antenna a and performs a predetermined process. A power supply having a voltage of

When the information storage circuit 4 and the transmission circuit 5 are supplied with power from the power generation circuit 6, the display information storage section selected by the selection circuit 3, for example, the G display when the traffic light S is the G display. The distance information in the information storage unit 4a is transmitted to the vehicle via the transmitting antenna A2.

Therefore, the train A can take the train control information from the transmitting antenna A2 into the on-board device b via the on-board antenna a, and based on the taken distance information,
The on-board device b can perform speed control of the train a and other predetermined control.

Each time the train A passes the other ground members 1b and 1c, the train A can take in the train control information from the ground side and control the train as described above.

As described above, the apparatus of this embodiment performs the same train control as the conventional one by using the present signal of the traffic light S without using the conventional complicated and expensive code processor and repeater. be able to. In addition, since the train control information is stored in the information storage circuit 4 in advance, a cable for transmitting information is not required, and the processing time is shortened. Further, since the power-supply type ground terminals 1a to 1c are not required, a power supply cable is not required, so that the cost can be reduced.

[0030]

The train control device according to the present invention has a plurality of selection circuits corresponding to the type of the signal of the traffic signal, and always responds to the current signal of the signal from the plurality of selection circuits. Selection circuit forming means for selecting one selected circuit, information storage means having an information storage unit storing a plurality of train control information prepared in advance corresponding to the number of the plurality of selection circuits, and the information storage means Extracting means for extracting the train control information corresponding to the selected circuit selected by the selected circuit forming means from the information storage section of the above, and transmitting the train control information extracted by the extracting means to the train running on the rail. Since the transmission means is provided, train control equivalent to that of the related art can be performed using the present signal of the traffic signal without using a complicated and expensive conventional code processor or repeater. Further, since the train control information is stored in the information storage means in advance, a cable for transmitting information is not required, and the processing time is shortened. Furthermore, when a non-power-supply type ground wire is used, a power supply cable is not required, so that the cost can be reduced.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram of an apparatus according to an embodiment of the present invention.

FIG. 2 is a detailed view of a part of FIG.

FIG. 3 is a schematic configuration diagram of a conventional device.

[Explanation of symbols]

 1a to 1c Non-power-supply type ground element 2 Traffic signal control circuit 3 Selection circuit 4 Information storage circuit 5 Transmission circuit 6 Power generation circuit R rail S Traffic light A Antenna A1 Power wave reception antenna A2 Transmission antenna a Car antenna b Car-mounted device b train

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[Procedure amendment]

[Submission date] June 12, 2001 (2001.6.1)
2)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

Continued on the front page F term (reference) 5H115 PA08 PC02 PG01 PI01 SF11 SJ03 SJ09 SL01 SL05 SL06 TD09 5H161 AA01 BB02 CC13 DD03 DD21 EE01

Claims (2)

[Claims] 1. A plurality of selection circuits corresponding to the type of presenting a traffic light, and a selection for always selecting one of the plurality of selecting circuits corresponding to the present presenting of the traffic light. A circuit forming unit; an information storage unit having an information storage unit storing train control information including a plurality of distance information prepared in advance corresponding to the number of the plurality of selection circuits; and an information storage unit of the information storage unit. Extracting means for extracting train control information corresponding to the selected circuit selected by the selecting circuit forming means from; transmitting means for transmitting the train control information extracted by the extracting means to a train running on a rail; A train control device comprising: 2. The train control system according to claim 1, wherein said transmission means is driven by a driving power source generated by receiving a power wave signal transmitted from a train running on said rail. apparatus.