JPH072350Y2 - Signal security device - Google Patents

Description

[Detailed Description of the Invention] <Industrial field of application> The present invention relates to a signal security device including a station device individually provided for each station connected by a single-track section, and relates to the station device in which a train enters and the station in question. The station equipment at the front of the station is turned on to be in operation, and the station equipment provided at other stations is shut off, so that the station equipment at each station can operate without sacrificing security. By shortening the time, the power consumption can be reduced, and the service life of the device can be improved.

<Prior art> A signal security device is configured such that each station device is equipped with an interlocking device such as a relay type or electronic type, and transmits train information related to train position and traveling direction between station devices provided in adjacent stations. Each station device controls the traffic lights and the turning machines based on it to operate the train safely. The station equipment at each station is always turned on regardless of the approaching train, and is always in operation.

<Problems to be Solved by the Invention> As described above, in the conventional signal security device, the station device is always in operation regardless of the approach of the train. For this reason, in rural single-track sections where train operation density is low, the standby time unrelated to train control is significantly longer than the actual operating time required for train control, resulting in wasted power consumption and service life. There were problems such as the number of years being reduced.

Therefore, an object of the present invention is to turn on the station device in a train and the station device in front of the station to be in an operating state, and to shut off the station devices provided in other stations. This reduces the operating time of station equipment at each station without sacrificing security, reducing power consumption, and
An object of the present invention is to provide a signal security device capable of improving the service life of equipment.

<Means for Solving the Problems> In order to solve the above problems, the signal security device according to the present invention includes a plurality of station devices, and each of the station devices is provided individually at each station of a single-track section. The power supply switching circuit includes a power supply switching circuit and an interlocking device, and the power supply switching circuit turns on and off a power input based on train position information provided from the interlocking device of an adjacent station to determine a station device to which the user belongs. It is an operating state or a non-operating state, the interlocking device, the train position information is input from the adjacent station, while setting the signal of the station to which it belongs, the turning device and the track circuit, The condition and the train position information are transmitted to the interlocking device of the adjacent station. The station device of the station where the train enters is the station of the station one station ahead of the station when viewed in the train traveling direction. Device to the train The station information is transmitted to activate the station device one ahead, and the train enters the station one station ahead, and the train position information transmitted from the station device one ahead is brought into a non-operational state. <Operation> The power supply switching circuit turns on / off the power input based on the train position information given from the interlocking device of the adjacent station, and activates or deactivates the station device to which the train belongs, and the station where the train enters. Station device transmits the train position information to the station device of the station that is one ahead of the station in the train traveling direction.
The train station enters the station one station in front, and the train enters the station one station in front, and the train position information transmitted from the station device one station in front makes the train station inoperative. When viewed in the direction, the station device at the station one ahead of the station is turned on to be in operation, and the station devices provided at other stations are not in operation. For this reason, only the power consumption is consumed by the station device of the station where the train enters and the station device one station ahead of the station, and the station devices provided at other stations do not consume power. Further, the station device is powered on in response to the approach of the train, and the power is cut off after the train has passed, so the actual operating time is shortened and the service life is increased.

1 of the station where the train entered and the station in the direction of travel
The station equipment at the station in front of it is powered on and in operation, and the interlocking equipment receives the train position information from the adjacent station and checks the conditions of the traffic signal, turning device and track circuit of the station to which it belongs. In addition to setting and transmitting the condition and train position information to the interlocking device of the adjacent station, the station device provided in the adjacent station controls the traffic signal and the turning machine etc. based on it, and the train is safe. Can be operated. In addition, the station device operates on the safe side in the event of a failure or power down, and the R signal indicates the signal. Therefore, the station device of each station in the non-operational state operates on the safe side, and its traffic signal is locked to the R indication on the safety side, so that the safety of train operation is impaired at the station in the non-operational state. Never.

<Embodiment> FIG. 1 is a diagram showing a track diagram of a single line section and a signal security device to which the present invention is applied. A to C are stations, 1 is a train traveling in the direction of arrow a, 2 is a main line consisting of a single line, 31 to 33 are branch lines laid inside each station A to C, and 41 to 43 are stations A to C, respectively. It is a station device equipped with. The station devices 41 to 43 are connected to each other by cable lines and operate in conjunction with each other according to the position and traveling direction of the train 1. (V ₁₁ ~ V ₁₃ ) ~
(V _{31 to} V ₃₃ ) are signals given from the station devices 41 to 43 to traffic lights, turning machines and other necessary parts, and V ₁₄ , V ₂₄ and V ₃₄ are track circuit input conditions. 1L, 2L, 11L, 12L, 21L, 22L
Is a traffic signal that controls the progress of the train 2 in the direction of arrow a. The train 1 proceeds in the direction of arrow a according to the indication of these traffic lights. 1R, 2R, 11R, 12R, 21R, 22R are traffic lights for trains traveling in the direction opposite to the direction of arrow a.

FIG. 2 is a block diagram showing the configuration of the station devices 41 to 43 constituting the signal security device. In the figure, 5 is a power supply switching circuit for opening and closing a power supply input provided as a commercial AC power supply, and 6
Is a power supply device, and 7 is an interlocking device such as a relay type or an electronic type. The power supply switching circuit 5 is turned on / off by a signal given from the interlocking device 7 at the adjacent station. The power supply device 6 converts the power input supplied through the power supply switching circuit 5 into a voltage suitable for the interlocking device 7 and supplies the voltage to the interlocking device 7. Interlocking device 7
Sets the conditions of the traffic signal, the turning device and the track circuit of the station to which it belongs, and transmits the conditions to the station device of the adjacent station.

As shown in FIG. 1, when the train 1 traveling in the direction of arrow a enters the C station, the position of the train 1 is detected by the train detection system and is input to the station device 43 of the C station as a track circuit condition. To be done. The station device 43 gives the train position information S ₁ to the station device 42 at the B station located one ahead in the traveling direction of the train 1. The power supply switching circuit 5 of the station device 42 of the B station is turned on by the train position information S ₁ given from the signal security device 43 of the C station, and the station device 42 is turned on.
Goes into operation. When the station device 42 is put into operation, the interlocking device 7 locks the traffic light 12R to the R indication and the turning device is switched to open the main line 2 in the traveling direction a. The conversion state of the lock and the turning device of the traffic signal 12R at the B station is transmitted from the station device 42 to the station device 43, and the station device 43 displays the signal 21L in the traveling direction a, which is a G indication. To control. The 12L traffic light at station B will also be G.

When the train 1 departs from station C and enters the jurisdiction area of station B based on the above-mentioned signal control and rolling machine control,
The position of the train 1 is detected by the train detection system at the B station. Then, according to the train position information S ₁ given from the station device 42 of the B station to the station device 43 of the C station, the power supply switching circuit 5 of the station device 43 is controlled to be turned off. As a result, the power supply to the station device 43 at the C station is cut off, and the station device 43 becomes inoperative.

When train 1 enters station B, the station equipment at station A, one station ahead of it, 41
The power supply switching circuit 5 is turned on, and the station device 41 enters the operating state. In this way, according to the progress of the train 1, only the station devices at the adjacent stations sequentially enter the operating state, and the station devices at the other stations become inactive. Therefore, the actual operating time of the station devices 41 to 43 is shortened, the power consumption is reduced, and the service life of the equipment is increased.

In the adjacent stations, the station devices 41 to 43 are interlocked with each other to control a traffic signal and a rolling machine.
The safety of train operation is not impaired at all. Moreover, since the station devices 41 to 43 of the stations A to C in the non-operating state operate on the safe side, and the traffic lights thereof are locked to the R indication on the safe side, train operation is performed at the station in the non-operating state. The safety of is not impaired.

<Effect of device> As described above, according to the present invention, the actual operating time of each station device can be shortened, power consumption can be reduced, and the service life of the device can be reduced without sacrificing security. It is possible to provide an improved signal security device.

[Brief description of drawings]

FIG. 1 is a diagram showing a track diagram of a single track section to which the present invention is applied and a signal security device, and FIG. 2 is a block diagram showing a configuration of a station device constituting the signal security device. 1 …… Train, 2 …… Track 41 ～ 43 …… Station device 5 …… Power supply switching circuit, 7 …… Interlocking device AC ～ Station

Claims (1)

[Scope of utility model registration request] 1. A signal security device including a plurality of station devices (41 to 43), wherein each of the station devices (41 to 43) is individually provided at each station (A to C) of a single track section, Power supply switching circuit (5),
The interlocking device (7) is included, and the power supply switching circuit (5) turns on and off the power input based on the train position information (S ₁ ) given from the interlocking device (7) of the adjacent station, is intended to self belongs station apparatus and operating state or a non-operating state, the interlocking device (7) is from said neighboring station train position information (S ₁₎ is input, the station of the traffic which itself belongs, rolling This is for setting the conditions of the lever and track circuit and transmitting the conditions and the train position information (S ₁ ) to the interlocking device (7) of the adjacent station. The device (43) transmits the train position information (S ₁ ) to the station device (42) of the station (B), which is one station ahead of the station (C) as viewed in the train traveling direction, and the one station ahead ( ₁ ). With the station device (42) in the operating state, the train enters the station (B) one ahead and the station device (42 By the train position information transmitted from (S _1), signal safety device is intended to be a non-operating state.