JPH08183454A - Automatic train stop control device - Google Patents

Abstract

PURPOSE: To securely transmit a transmit telegram to a train from a ground device of simple constitution. CONSTITUTION: Present indication information and transmit information by directional conditions are set to a ground element 7. A signal controller sends the control conditions of present indication information and transmit information indicating directional conditions to the ground element 7. On the basis of the sent control conditions, the ground element 7 drives a relay circuit and selects the set transmit information. A train is traveling while constantly transmitting ground element driving power wave from an onboard element. When the train 1 approaches the ground element 7, the transmitting part 13 of the ground element 7 receives the ground element driving power wave transmitted from the approaching train 1 and converts the transmit information selected with the received power wave as power input, into a telegram to transmit it to the train.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic train stop control device for automatically stopping a train when the train approaches a stop signal, and more particularly to simplification of ground side equipment.

[0002]

2. Description of the Related Art In order to safely manage train operation, an alarm is issued when a train approaches a stop signal, and a train is automatically braked to stop the train unless a driver takes necessary action. An automatic train stop controller is used. A ground device of a conventional automatic train stop control device has a code processor provided for each closed section, and one or a plurality of ground elements and a repeater. Between the code processor and the repeater and between the repeater and the ground element. Are connected to each other via cables. In this code processor, a group of control data is set and stored for each input condition such as a train presence condition, a display condition, a return line, a center line of a station or a direction condition of a single track section. When the input condition such as the display condition is input, the control data corresponding to the input condition is selected from the control data group for each installation position of the ground element, and the selected control data is encoded. It transmits to the repeater provided for each ground child. The repeater modulates the sent control data and sends it out to the ground as a transmission message. The ground terminal transmits the transmitted telegram to the train, receives the telegram from the train, and sends it to the repeater.

[0003]

In the conventional automatic train stop control device configured as described above, it is necessary to provide the code processor with a ROM for storing a control data group for each input condition and an encoder. In addition, it is necessary to provide a matching / input / output unit, a modulation unit, a logic unit, and the like in each repeater, which complicates ground facilities and increases facility costs. In particular, when the control data group for each direction condition is stored in the code processor in the return line, the center line of the station, or the single track section, there is a disadvantage that the configuration of the code processor and the repeater becomes more complicated. there were.

The present invention has been made in order to solve the above drawbacks, and an object thereof is to obtain an automatic train stop control device capable of reliably transmitting a transmission message to a train with a simple structure. .

[0005]

An automatic train stop control device according to the present invention has an on-board transceiver and an on-board device as an on-board device, and a ground device and a signal controller as a ground device.
The on-board transmitter / receiver of the on-board device continuously generates the power wave for driving the ground element, demodulates and verifies the transmission message sent from the ground to make the final reception message. The generated ground wave driving power wave is transmitted to the ground, and the telegram from the ground is received and sent to the on-board transmitter / receiver, and the ground equipment of the ground equipment breaks in the closed section of the folding line, the center line of the station or the single line section. Installed with a certain distance, the signal controller is connected to the ground element through a cable, and input the display information and direction condition of the closed section where the ground element is installed, and input the input display information. And a transmission information control condition according to the direction condition are output to the ground element, and the ground element has a transmission information selection unit, a transmission information setting unit, and a transmission unit, and the transmission information setting unit separates the presentation information and the direction condition. The transmission information of the It has a relay circuit that uniquely selects the transmission information set in the transmission information setting section according to the control condition of the transmission information according to the condition, and the transmission section is the electric power for driving the ground child which the approaching train is transmitting. It is characterized by receiving a wave, converting transmission information into a transmission message by the received power wave, and transmitting the transmission message to the train.

[0006]

In the present invention, the indication information and the transmission information for each direction condition are set in the ground element, and the indication information sent from the signal controller and the transmission information indicating the direction condition of the folded line or the single line section are set. The transmission information set according to the control condition is selected by the relay circuit. The train runs while constantly transmitting electric waves for driving the ground element from the train car. When this train approaches the ground conductor, the transmitter of the ground conductor receives the power wave for driving the ground conductor transmitted by the approaching train, and uses the received power wave as the power input to transmit the selected transmission information. Convert it into a telegram and send it to the train.

[0007]

1 is a block diagram of an embodiment of the present invention.
As shown in the figure, the automatic train stop control device has an on-board device 2 and a ground device 3 provided in a train 1. On-board device 2
Has an on-vehicle transceiver 4, an on-board child 5, and a train controller 6. The on-vehicle transceiver 4 continuously generates a ground wave driving power wave, and demodulates and verifies the transmission message sent from the ground to obtain the final reception message. The on-board child 5 is composed of, for example, a bar antenna, transmits the ground wave driving power wave generated by the on-board transceiver 4 to the ground, receives a telegram from the ground, and sends it to the on-board transceiver 4. The train controller 6 performs speed control and brake control of the train 1 based on the information of the telegram received from the ground received by the on-board transceiver 4.

The ground device 3 is connected to the ground wire 7 via a cable, and to the ground wire 7 installed with a break distance in the closed section of the return line, the center line of the station or the single track section. It has a connection box 8 and a signal controller 9 connected to the connection box 8 via a cable. The signal controller 9 inputs the display information and the direction condition of the traffic signal 10 in the closed section where the ground element 7 is installed, and sets the control condition of the input display information and the transmission information according to the direction condition as a cable. Output to the ground element 7 via the connection box 8.

The ground element 7 has a transmission information selecting section 11 and a transmission information setting section, as shown in the configuration diagram of the up-link corresponding ground element in FIG. It has 12 and the transmission part 13. The transmission information setting unit 12 includes a G message setting unit 12a that sets a G message indicating a G (progress) indication of the traffic light 10, a Y message setting unit 12b that sets a Y message indicating a Y (caution) indication, and an R (Stop) R message setting unit 12c that sets the R message indicating the indication and invalid message setting unit 12d that sets the invalid message that has no control meaning
Have.

The transmission information selection unit 11 operates when the direction condition of the return line or the single line section is the upward direction condition (UFR),
Relay-UFP that recovers in the case of downlink condition (DFR)
A relay that operates when R and G display conditions are input as the display conditions, and recovers when G display conditions are not input.
It has a GPR and a relay-YPR that operates when the Y-display condition is input as the display condition and recovers when the Y-display condition is not input. Each relay-UFPR, GPR, YP
The R coil is connected to the signal controller 9 via a cable. The operation contact of the relay-GPR connected in series with the operation contact of the relay UFPR is connected to the G message setting unit 12a of the transmission information setting unit 12, and the relay YPR connected in series with the operation contact of the relay UFPR. Is connected to the Y message setting section 12b, and is connected in series with the relay UFPR operation contact. The relay GPR recovery contact and relay Y are connected in series.
The PR recovery contact is connected to the R telegram setting unit 12c. The recovery contact of the relay-UFPR is connected to the invalid telegram setting unit 12d. Electric power is supplied from the transmitter 13 to the operation contact and the recovery contact of the relay-UFPR.

The transmitter 13 has a power wave antenna 21, an information wave antenna 22, a rectifier 23, an OR circuit 24, a parallel / serial converter 25, a modulator 26 and an amplifier 27. The power wave antenna 21 receives the ground wave driving power wave generated by the on-vehicle transceiver 4 and generates power. The information wave antenna 22 uses the power generated by the power wave antenna 21 to transmit a transmission message to the train 1. The rectifying unit 23 is the power wave antenna 21.
The rectification of the electric power generated in step S3, supplying drive power to each part of the transmission unit 13, and the relay UF of the transmission information selection unit 11.
Power is supplied to the PR operation and recovery contacts. The OR circuit 24 outputs any message set in the transmission information setting unit 12. This output transmission message is converted into a parallel / direct conversion unit 2
5, the signal is converted into a frame structure, modulated by the modulator 26, amplified by the amplifier 27, and transmitted from the information wave antenna 22 to the train 1.

In the automatic train stop control device configured as described above, when an uphill direction condition (UFR) is inputted to the signal controller 9 as a direction condition, the signal controller 9 gives the ground element 7 a control condition of relay-UFPR. Excitation voltage is sent to excite the coil of the relay-UFPR, and the relay-UFPR is excited.
Close the operation contact of. In this state, when the G signal is input to the signal controller 9 as the signal condition of the traffic light 10, the signal controller 9 sends the exciting voltage of the relay GPR to the ground element 7 as the control condition, and the coil of the relay GPR is turned on. Excite and release
The operation contact of GPR is closed, and the rectification unit 23 and the G message setting unit 12a are electrically connected. When the train 1 approaches the ground wire 7 in this state, the power wave antenna 21 receives the power wave for ground wire drive which is constantly transmitted from the train core 5, and the received power is rectified by the rectifier 23 to send information. Output as credit power. When the power for information transmission is output, the power for information transmission is sent to the G message setting unit 12a through the operation contact of the relay UFPR and the operation contact of the relay GPR, and is set in the G message setting unit 12a. The G telegram is sent to the transmission unit 13. The transmitter 13 encodes and modulates the transmitted G telegram, and transmits it from the information wave antenna 22 to the train 1. The train car 5 of the train 1 receives the transmitted G telegram information and sends it to the car transceiver 4. The on-board transceiver 4 demodulates the information of the G telegram sent,
It is decrypted and sent to the train controller 6. This G telegram transmission process is repeated while the power wave antenna 21 is receiving the ground wave driving power wave. Then, the train controller 6 controls the speed of the train based on the information of the G telegram sent.

In the case where the Y condition is inputted to the signal controller 9 as the condition of the traffic signal 10 while the up direction condition (UFR) is inputted to the signal controller 9 as well as the case of the G condition. Similarly, the operation contact of the relay-YPR connected in series to the operation contact of the relay-UFPR is closed, and the rectifying unit 23 is closed.
And the Y telegram setting unit 12b are electrically connected. Then, when the train 1 approaches the ground child 7, the information of the Y telegram is transmitted to the train 1 by using the ground child driving power wave transmitted from the train child 5. In addition, the signal controller 9 is provided with an upstream condition (UF
When R) is input, G presentation and Y as presentation conditions
When the R indication is not input, the excitation voltage indicating the G indication and the Y indication is not sent from the signal controller 9 to the ground element 7, and the relay-GPR and relay-YPR coils are not present. Upon excitation, the recovery contact of the relay-GPR and the recovery contact of the relay-YPR, which are connected in series to the operation contact of the relay-UFPR, are closed, and the rectifying unit 23 and the R message setting unit 12c are electrically connected. The information on the R telegram is transmitted to the train 1 by using the ground wave driving power wave from the train 1.

When a down direction condition (DFR) is input to the signal controller 9 as a direction condition for a folded line or a single line section, the relay-UFPR output from the signal controller 9 to the ground element 7 as a control condition. Excitation voltage is cut off, relay U
The FPR coil is not excited. At this time the relay
The recovery contact of the UFPR is closed, and the rectification unit 23 and the invalid telegram setting unit 12d are electrically connected. Then, when the train 1 approaches the ground wire 7, the invalid telegram set in the invalid telegram setting unit 12 and having no control meaning is transmitted to the train 1. On the other hand, since the operation contact of the relay-UFPR is opened, even if the condition indicating G or Y is sent as the display condition from the signal controller 9 to the ground element 7, the ground element 7 causes the train 1 to move.
It is possible to prevent the G message and the Y message from being transmitted to the user.

In the above embodiment, the description has been made of the upwardly-coupling ground element 7 incorporating the relay-UFPR indicating the upward direction condition (UFR) of the folded line or the single line section, but as shown in the configuration diagram of FIG. A relay-DFPR indicating a downward direction condition (DFR) may be incorporated in the upwardly compatible ground element 7.

In this case, the operation contact of the relay-GPR connected in series with the recovery contact of the relay-DFPR is connected to the G message setting unit 12a of the transmission information setting unit 12, and the relay DFPR is connected.
The relay contact of the relay YPR connected in series with the restore contact of the relay contact of the relay terminal of the Y message setting section 12b, and the recovery contact of the relay GPR and the relay contact of the relay YPR connected in series with the recovery contact of the relay DFPR. Is connected to the R telegram setting unit 12c, and the operation contact of the relay-DFPR is connected to the invalid telegram setting unit 12d. Then, power is supplied from the rectifying unit 23 to the recovery contact and the operation contact of the relay-DFPR.

From the signal controller 9 to the ground element 7 constructed as described above, the upward direction condition (UF) of the folded line or the single line section is determined.
R) is being sent, the coil of the relay-DFPR is not energized and the recovery contact is closed. In this state, the G signal is input to the signal controller 9 as a signal condition of the traffic signal 10, and the signal controller 9 causes the relay GP to be transmitted to the ground element 7 as a control condition.
When the R excitation voltage is sent, the coil of the relay GPR is excited to close the operating contact of the relay GPR, and the rectification unit 23 and the G message setting unit 12a are electrically connected. And train 1
When the vehicle approaches the ground child 7, it transmits the G telegram set in the G telegram setting unit 12a to the train 1 by using the ground child driving power wave that is constantly transmitted from the car top child 5. When Y indication is sent as the indication condition and when R indication is sent, the telegram corresponding to the indication condition is transmitted to the train 1 as in the case of G indication. Further, when the signal line controller 9 sends the down direction condition (DFR) of the single line section, the coil of the relay DFPR is excited, the restoration contact is opened, and the operation contact is closed. Then, the invalid message is selected as the transmission message regardless of the display condition.

In each of the above embodiments, the transmission information selecting section 11, the transmission information setting section 12 and the transmitting section 13 are incorporated in the ground element 7, but the transmission information selecting section 11 and the transmission information setting section 12 are incorporated. It may be provided in the connection box 8.

[0019]

As described above, according to the present invention, the display information and the transmission information for each direction condition are set in the ground element, and the display information sent from the signal controller and the folded line, single line section, etc. Since the transmission information set by the control condition of the transmission information indicating the direction condition of is selected by the relay circuit,
Only the relay control condition is required as the control condition to be transmitted from the signal controller to the ground element, so that the configuration of the entire device can be simplified and the facility cost can be reduced.

Further, the ground equipment can be further simplified by transmitting the telegram from the ground element by using the power wave for driving the ground element from the train.

[Brief description of drawings]

FIG. 1 is a configuration diagram of an embodiment of the present invention.

FIG. 2 is a configuration diagram of the grounding element of the above embodiment.

FIG. 3 is a configuration diagram of a ground element according to a second embodiment.

[Brief description of reference numerals]

 1 Train 2 On-board device 3 Ground device 4 On-board transceiver 5 On-board device 7 Ground device 8 Junction box 9 Signal controller 10 Signal device 11 Transmission information selection unit 12 Transmission information setting unit 13 Transmission unit 21 Power wave antenna 22 Information wave Antenna UFPR relay-GPR relay-YPR relay-DFPR relay

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification number Reference number in the office FI Technical indication location H02J 17/00 X H04Q 9/00 301 B (72) Inventor Yoshiaki Okazawa Heian, Tsurumi-ku, Yokohama Kyosan Mfg. Co., Ltd., 2-29, Machimachi (72) Inventor Hiroshi Tokuhashi 1 Kyosan Mfg. Co., Ltd., 2-29, Heian-cho, Tsurumi-ku, Yokohama-shi, Kanagawa

Claims (1)

[Claims] 1. An on-board transceiver as an on-board device and an on-board device, and a ground device and a signal controller as a ground device, wherein the on-board transceiver of the on-board device is a ground wave driving power wave. Is continuously generated, the transmission telegram sent from the ground is demodulated and verified to be the final reception telegram, and the car top transmits the ground wave driving power wave generated by the on-board transceiver to the ground, The telegram from the ground station is installed on the folding line, the middle line of the station or the closed section of the single line section with a break distance, and the signal controller is installed on the ground station. , Which is connected via a cable, and inputs the indication information and the direction condition of the closed section in which the ground element is installed, and the control information of the input information and the transmission information according to the direction condition are input to the ground element. The ground terminal has a transmission information selection unit, a transmission information setting unit, and a transmission unit, and the transmission information setting unit The constant section sets the display information and the transmission information for each direction condition, and the transmission information selection section sets the transmission information setting section according to the control conditions of the display information sent from the signal controller and the transmission information according to the direction condition. Has a relay circuit that uniquely selects the transmitted information, and the transmission unit receives the ground wave driving power wave transmitted by the approaching train, and the transmission information is converted into a transmission message by the received power wave. An automatic train stop control device characterized by converting and transmitting to a train.