JPH03289301A - Safety controller for train - Google Patents

Abstract

PURPOSE:To operate a train in safe with high efficiency by displaying operational condition and the content of telegram transmitted from the ground, in real time during operation of a rolling stock. CONSTITUTION:Upon arrival of a signal from the ground to an onboard antenna 2, it is transmitted, in the form of a telegram, to a speed control section 10 through a transmitting/receiving section 11. The speed control section 10 performs operational control of travel pattern or brake control baed on thus received telegram. The speed control section also selects data to be displayed, e.g. content of the telegram or travel pattern, from data to be communicated between various control boards and displays thus selected data on a CRT display section 21 through a display section controller 20. Selection of information to be displayed and designation of display format can be carried out on a keyboard 22.

Description

[Detailed description of the invention] [Purpose of the invention (industrial application field)
This relates to train safety control devices such as TC.

(Prior Art) Conventional train safety control devices include those shown in FIGS. 5 and 6, for example. In FIG. 5, 1 is the main body of the security device, 2 is an on-board antenna, 3 is a connection relay box, 4 is a ground antenna, and 5 is a row number setting device. 6.7 is a speed generator, and 8 is a display section. Reference numeral 10 denotes a speed check section, and as will be described later, the speed check section 10 is composed of a transmission control board, a speed check board, a pattern calculation board, and other boards with many ICs and microprocessors down. It has the ability to constantly check pattern, speed, and distance data. 11 is a transmitting/receiving section, 12 is a relay section, and 13 is a recording section.

A signal sent from the ground antenna 4 is received by the on-vehicle antenna 2 and transmitted to the transmitter/receiver section 1 via the connection relay box 3. The transmitting/receiving section 11 has the role of demodulating the received signal, converting it into a digital signal (hereinafter referred to as a telegram), and transmitting the digital signal to the recording section 13 and the speed checking section 10. The recording unit 13 is composed of an IC memory, and has the role of collecting and recording data from each component within the security device. Also,
The relay unit 12 includes a part that interfaces with the vehicle side (for example, interfaces with a notch of a master controller, a brake operation valve, a brake circuit, etc.), a relay part that operates based on the output result from the speed checking part 10, etc. It is configured.

In the security control device configured as described above, the display section 8 is designed in the form shown in FIG.

That is, the display section 8 is composed of an LED display section 14,
This LED display section 14 is turned on by a contact 15 of an output relay in the relay section 12. Therefore, the display unit 8 simply indicates the power ON of the safety control device, the brake ON, and the pattern approach ON using the LED display unit 14.
Only results such as , failure ON, etc. are displayed by lighting.

As shown in FIG. It also has the function of transmitting data to the ground antenna 4 via the upper antenna 2, and this also affects the ground system.

(Problem to be solved by the invention) In conventional train safety control systems, only the results of driving conditions etc. are displayed on the display section, but users have strongly requested that the display section be improved in functionality. It has been done.

In other words, ■ What kind of message was received from the ground? ■ How much distance is left to travel before hitting the brake pattern? ■ Where is the pattern approach detection pattern located? ■ When a failure occurs Requests include displaying guidance on how to restore the system, and ■reading out the contents of the recording section from the driver's cab.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a train safety control device that allows the train to know the driving status, the contents of messages sent from the ground, etc. in real time while the train is operating.

[Configuration of the Invention (Means for Solving the Problems) In order to solve the above-mentioned problems, the present invention provides a train safety control device mounted on a vehicle for safe running of a train, which comprises: a display control means; Data transmission control means for transmitting necessary data based on train operation to the display control means, and information on train speed, distance, running pattern, and operation information of various relays, etc., which is controlled by the display control means. The gist of the present invention is to have a display means for displaying information necessary for driving including information in a required manner.

(Function) During vehicle operation, necessary data based on the vehicle operation is transmitted from the data transmission control means to the display control means, and the display means controlled by the display control means displays train speed information,
Information necessary for driving, including distance information, driving pattern information, distance information until hitting the brake pattern, and operation information of various relays, etc., is displayed in the required format such as letters, alphanumeric characters, timing charts, graphs, etc. Ru. Therefore, the driver can know the driving situation including the content of the message sent from the ground in real time while driving the vehicle.

(Example) Hereinafter, an example of the present invention will be described based on FIGS. 1 to 4.

Note that in FIGS. 1 and 2, circuit devices and the like that are the same as or equivalent to those shown in FIG.

First, the configuration of the train safety control device will be explained using FIG. 1 and FIG. 2.

In this embodiment, a display unit controller 20 is provided as a display unit control means, and the display unit controller 20 controls a CRT display unit 21 as a display unit to display the driving status and the contents of messages from the ground in Japanese characters. , alphanumeric characters, graphs, etc. can be displayed in color. The display controller 20 also includes a keyboard 22 used for manually inputting necessary data and selecting screen display.
or connected.

On the other hand, the speed checking section 10 originally had a transmission control board 25.
, speed checking board 26, and turn calculation board 27 are organically combined to have the function of constantly checking the turn, speed, and distance data. A transparent part data transmission control board 28 is newly provided as a data transmission control means. The transparent part data transmission control board 28 transmits necessary data to the display part while preventing data exchanged with each other, without impairing the functions of the conventionally provided boards 25 to 27. It is transmitted to the controller 20. Further, the display unit controller 20 is connected to the recording unit 13 by a transmission cable so that recorded data can be read from the recording unit 13.

Next, the operation of the train safety control system configured as described above will be explained using the flowchart of FIG. 3 and FIG. 4. The contents of the flowchart in FIG. 3 are shown on the CR7 display section 21.
This is a part of the software for displaying images on the screen, and basically the display controller 20 has this function.

When the power is turned on and the train starts moving, the safety device main body 1
After checking whether the pattern is normal or not and the operation of the speed generator from the transmission control board 25ζ in the speed checking unit 10 (steer knobs 31 to 33), the speed checking board 26 and the turn calculation board are immediately turned on. 27 starts speed calculation and distance calculation.

Furthermore, when a signal from the ground is delivered to the on-board antenna 2 (step 34), it is transmitted as a telegram to the speed checking unit 10 via the transmitting/receiving unit 11.

This message is first sent to the transmission control board 25, and then
If the message is correct, it is transmitted to the speed check board 26 and pattern calculation board 27. The speed checking board 26 and the pattern calculating board 27 take in this message, calculate the pattern, compare the pattern with distance and speed, and perform brake control.

The transparent data transmission control board 28 selects necessary data based on vehicle operation from among the various data alternately transmitted by these three types of boards 25, 26, and 27, and transmits it to the display controller 20. The display controller 20 uses human power from the transillumination data transmission control board 28 and the keyboard 22 to display the contents of the message, the timing of each necessary signal, speed and pattern on a distance mousse or time basis, and the distance to pattern approach detection. , the distance to hit the brake pattern, etc. are displayed on the CR7 display section 21 (steps 35 to 4).
4). After the message processing is completed, the series display control is ended. FIG. 4(A) shows an example of the display on the above-mentioned CR7 display section 21, and also shows the operating status of various relays, etc. Such a display allows the driver to obtain a lot of driving information in real time.

FIG. 4(B) shows an example of display of recorded information from the recording section 13. The configuration is such that such a display can be performed only by operating the keyboard 22.

As described above, according to the train safety control device of this embodiment, information based on vehicle operation, such as telegram information received by the receiver, distance currently being calculated, and speed information, can be obtained in real time. This enables efficient operation. Further, since necessary information can be read from the recording section onto the CR7 display section, failure analysis and the like can be easily performed. Furthermore, if necessary, by preparing recovery methods and guidance (not shown) during emergency braking and failures, it is possible to start train operations earlier, which is a dramatic improvement over conventional display units. Can you get it?

[Effects of the Invention] As explained above, according to the present invention, required data based on train operation is transmitted from the data transmission control means to the display control means, and the display controlled by the display control stage l'f is transmitted from the data transmission control means to the display control means. Since the information necessary for train operation, including train speed information, distance information, running pattern information, and operation information of various relays, etc., is displayed in the required format, the driver can check the operating status and ground conditions while driving the train. You can know the contents of messages sent from the driver in real time, allowing you to drive safely and efficiently.

[Brief explanation of the drawing]

Figures 1 to 4 show an embodiment of the train safety control device according to the present invention, with Figure 1 being a block diagram showing the overall configuration, and Figure 2 being a block diagram showing the internal configuration of the speed check section, etc. , FIG. 3 is a flowchart for explaining the operation, FIG. 4 is a diagram showing an example of display on a CRT display, FIG. 5 is a block diagram showing a conventional train safety control device, and FIG. 6 is the above-mentioned conventional example. FIG. 2 is a circuit diagram showing the configuration of a display section in FIG. 20: Display controller (display controller), 21:
CRT display section (display means); 28: quick-transmission section data transmission control board (data transmission control means);

Claims (1)

[Claims] A train safety control device mounted on a vehicle for safe train running, comprising: a display control means; and a data transmission system for transmitting required data based on train operation to the display control means. control means;
Controlled by the display unit control means, train speed information,
1. A train safety control device comprising display means for displaying information necessary for operation, including distance information, travel pattern information, and operation information of various relays, etc., in a desired manner.