JP3298368B2 - Train alert notification device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a train alarm notifying device for notifying other trains of an emergency stop alert when a train is in an abnormal state where a door is opened at a place other than a station.

[0002]

2. Description of the Related Art FIG. 5 and FIG.
It is a block diagram of the transmission part and the reception part of the conventional train alert notification apparatus shown by 6173 gazettes. In FIG. 5, reference numeral 1 denotes a cantera incorporating a transmission unit of a train alarm notification device, which is carried by a train crew or a station staff, etc., an oscillator 2 that oscillates an alarm signal, and an alarm notification that turns the oscillator 2 on and off. 3, a transmitter 4 for modulating an alarm signal from the oscillator 2, a transmission antenna 5 for wirelessly transmitting the modulated alarm signal from the transmitter 4, a light source 6, and the oscillator 2, the transmitter 4, and the light source DC power supply 7 for supplying power to 6
It consists of.

In FIG. 6, reference numeral 8 denotes a receiving section of a train alarm notification device mounted on a train, which is installed on the roof of the train for receiving a modulated alarm signal wirelessly transmitted from the transmitting antenna 5 of the cantera 1 in FIG. A receiving antenna 9, a receiver 10 for demodulating a modulated alarm signal from the receiving antenna 9,
And an alarm 11 which is activated by an alarm signal from the receiver 10. The power supplies for the receiver 10 and the alarm 11 are shared with a power supply (not shown) used for a train interior light or the like.

[0004] In such a conventional train alarm notification device,
When a train stops at a place other than a station due to an accident or the like and a passenger opens a door to evacuate from the train, it is necessary to urgently stop another train for safety of the evacuated passenger on the track. In this case, the train crew or the station staff pushes the switch 3 for alerting the carried Kantera 1. When the switch 3 is pressed, the oscillator 2 is activated and an alarm signal is sent to the transmitter 4. This alarm signal is modulated by the transmitter 4 and transmitted through the transmitting antenna 5 to the receiving antenna 9 of the receiving unit 8.
Is transmitted wirelessly.

[0005] The modulated alarm signal wirelessly transmitted from the transmitting antenna 5 of the cantera 1 is received by the receiving antenna 9 installed on the roof of the train, and sent to the receiver 10 installed in the crew room of the train. The receiver 10 demodulates the modulated alarm signal, and activates a buzzer or an indicator light of the alarm 11 by the alarm signal, thereby notifying the crew of the train of an emergency stop warning, and the train crew trains the train. Perform the operation and stop the train.

[0006]

In the above-described conventional train alarm notification device, when a train is in an abnormal state in which a door is opened at a place other than a station, an alarm for stopping another train urgently is issued. Since the train crew or station staff must perform the operation, there has been a problem that the emergency stop warning cannot be promptly and reliably reported.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems. A first object is to stop other trains when the train is in an abnormal state where the door is opened at a place other than the station. Even if the train crew or station staff do not perform the operation for reporting the warning to be issued, a train warning notification device that can quickly report an emergency stop warning using, for example, light, sound or radio wave is obtained. is there. A second object of the present invention is to provide a train warning notification device which can report a warning of an emergency stop to a distant place. Still another object of the present invention is to provide a train alarm notification device that can limit the trains to be stopped urgently by notifying the position of the train that has transmitted the alarm signal.

[0008]

In a train alarm notification device according to the present invention, a position detector for detecting a current position of a train and outputting a position signal of the train. Between the stations, and outputs a signal between the stations, a door-open detector that detects that the train door is open and outputs a door-open signal, and a signal between the station and the door-open signal is output simultaneously. And a transmitting means for transmitting an alarm signal when the alarm is issued.

Further, the transmitting means for transmitting the alarm signal is a transmitter, and has a receiver for receiving the alarm signal.

Further, a position detector for detecting the current position of the train and outputting a position signal of the train, and an inter-station detector for detecting that the train is between stations and outputting a signal between the stations based on the position signal. , A door open detector that detects that a train door is open and outputs a door open signal, and sends an alarm signal and a position signal of this train when a station-to-station signal and a door open signal are output simultaneously. It is equipped with a transmitter to perform.

[0011] Further, there is provided a receiver for receiving an alarm signal and a position signal.

[0012]

In the train alarm notification device configured as described above, when the train is in an abnormal state where the door is opened at a place other than the station, the abnormal state is detected by the inter-station detector and the door open detector. Since the transmission means for transmitting a warning signal is provided, the operation for reporting the emergency stop warning can be promptly performed without the train crew or station staff.

[0013] Further, since there is a receiver for receiving an alarm signal, an alarm of an emergency stop can be reliably transmitted to a distant place.

Further, when the train is in an abnormal state where the door is opened at a place other than the station, the abnormal state is detected by the inter-station detector and the door open detector, and an alarm signal and a train position signal are transmitted. With such a transmitter, it is possible to promptly perform an operation for notifying an emergency stop warning without a train crew or station staff, and it is possible to limit trains that are stopped or slowed down by these signals.

[0015] Further, since there is a receiver for receiving the warning signal and the train position signal, the transmission of the warning signal for emergency stop and the train position signal can be reliably performed even in a distant place.

[0016]

【Example】

Embodiment 1 FIG. FIG. 1 is a diagram showing a configuration of a transmission unit of a train warning notification device according to one embodiment of the present invention. In FIG. 1, reference numeral 12 denotes a position detector that detects the current position of the train based on a signal from a tachometer 14 that measures the number of rotations of wheels 13;
Reference numeral 15 denotes an inter-station detector for detecting that a train is between stations based on a position signal S12 output from the position detector 12, 16
Is a door open detector that detects that the train door 18 is opened based on a signal from the door sensor 17. Further, an alarm detector 19 outputs an alarm signal S19 when the inter-station signal S15 output from the inter-station detector 15 and the door open signal S16 output from the door open detector 16 are simultaneously detected.
0 is a transmitter serving as a transmitting means for modulating the alarm signal S19 output from the alarm detector 19, 21 is a transmitting antenna installed on the roof of the train for wirelessly transmitting the modulated alarm signal output from the transmitter 20. is there.

FIG. 2 is a diagram showing the configuration of the receiving section of the train alarm notification device of this embodiment. In FIG. 2, reference numeral 22 denotes a receiving antenna installed on the roof of a train for receiving a modulated warning signal wirelessly transmitted from a transmitting unit; 23, a receiver for demodulating the modulated warning signal received by the receiving antenna 22; Reference numeral denotes an alarm which notifies a train crew of an emergency stop alarm by an alarm signal from the receiver 23.

The operation of the transmitting unit of the train alarm notification device thus configured is as follows.
The number of revolutions is obtained from the signal of the tachometer 14 for measuring the number of revolutions of 3, the circumference is multiplied by the circumference of the wheel 13, and the direction of travel of the train is detected by a front-rear switch (not shown)
Detect the relative mileage of the train. Then, the crew of the train inputs the absolute distance from the reference point of this station at the departure station of the train using a distance setting device (not shown), thereby completing the setting of the absolute distance, and the position detector 12 The travel distance from the reference point is calculated and output as a position signal S12 which is an absolute distance. The station-to-station detector 15 compares the position signal S12 with distance data from a reference point of each station, which is input in advance as data, and determines whether the current position of the train is a station or an inter-station, and determines between the stations. If there is, a signal S15 between stations is output. The door open detector 16 is the door 1 of the train.
8 detects that the door of the train has been opened based on a signal from a door sensor 17 attached in the vicinity of 8, and outputs a door open signal S16.

The alarm detector 19 detects an abnormal state in which the train opens the door at a place other than the station due to the simultaneous input of the inter-station signal S15 and the door open signal S16. Alarm signal S oscillated by an oscillator (not shown)
19 is output. When the warning signal S19 is input, the transmitter 20 outputs a warning signal modulated by a carrier wave for wireless transmission, and emergency-stops the warning signal modulated via the transmission antenna 21 to another train traveling nearby. Wireless transmission as an alarm.

In the receiving section of the train alarm reporting device, the receiver 23 receives an emergency stop alarm transmitted from the transmitting antenna 21 of the transmitting section of another train via the receiving antenna 22 and outputs an alarm signal. And demodulate to output. When the alarm signal is input from the receiver 23, the alarm device 24 activates a buzzer or an indicator lamp, etc.
An alert for an emergency stop is reported using the visual or auditory sense of a train crew, and the train crew operates the train to stop the train.

In this embodiment, when the train is in an abnormal state in which the door is opened at a place other than the station, the abnormal state is detected by the inter-station detector 15 and the door open detector 16, and an alarm is issued as an emergency stop alarm. Since it has the transmitter 20 for transmitting the signal S19 and the receiver 23 for receiving the warning signal, the operation for notifying the warning of the emergency stop to other trains can be performed without the train crew or station staff. The emergency stop warning can be quickly and reliably transmitted to a distant place, and the safety of passengers who get off the track can be secured.

Further, in this embodiment, when an alarm signal from the receiver 23 is input, the alarm 24 of the receiving section of the train alarm notification device activates a buzzer or an indicator light to prompt the train crew. Although the stop warning is reported, the emergency braking of the train may be directly activated to stop the train urgently.

Further, in this embodiment, the transmitter 2
The communication method between the receiver 0 and the receiver 23 has been described with reference to the space wave wireless communication system using radio waves. May be used.

Embodiment 2 FIG. In the first embodiment, the transmitter 20 serving as the transmitting means of the train warning notification device transmits the warning signal S
When 19 is input, a warning signal modulated by a carrier wave is output for wireless transmission, and a warning signal modulated via the transmission antenna 21 is wirelessly transmitted to another train traveling nearby as an emergency stop warning. did. However, the emergency stop warning is notified by using a smoke tube or a siren activated by the alarm signal S19 instead of the transmitter 20 as the transmitting means, so that the alarm is not passed through the receiver 23 of the train alarm notification device of another train. Alternatively, an emergency stop warning may be directly notified to the crew of another train using light or sound.

In this embodiment, when the train is in an abnormal state in which the door is opened at a place other than the station, the abnormal state is detected by the inter-station detector 15 and the door open detector 16 and activated by the alarm signal S19. Because of the transmission means, even if the train crew or station staff does not perform the operation for reporting the emergency stop warning, the emergency stop warning is notified to the train that does not have the receiver 23 of the train warning notification device. Speed, and the safety of passengers who get off the track can be secured.

Embodiment 3 FIG. FIG. 3 is a diagram showing a configuration of a transmission section of a train alarm notification device according to another embodiment of the present invention. In FIG. 3, when an alarm signal S19 from the alarm detector 19 is input, a transmitter 20 is a transmitter that modulates the alarm signal S19 and the position signal S12 for wireless transmission to another train or the like. Reference numeral 21 denotes a transmitting antenna installed on the roof of the train for wirelessly transmitting the modulated alarm signal and the position signal from the transmitter 20.

FIG. 4 is a diagram showing the configuration of the receiving section of the train alarm notification device according to the third embodiment. In FIG. 4, reference numeral 22 denotes a receiving antenna installed on the roof of the train that receives the alarm signal and the position signal wirelessly transmitted from the transmitting antenna 21 of the transmitting unit of the train alarm notification device, and 23 denotes the receiving antenna 22. A receiver for demodulating the modulated warning signal and the position signal, 24 is a warning device for notifying a train crew of a warning of an emergency stop based on a warning signal from the receiver 23, and 25 is a train signal for the train based on a position signal from the receiver 23. It is a display that displays the position.

The operation of the transmitting section of the train alarm notification device thus configured is as follows.
When the train 15 and the door open signal S16 are input at the same time, an abnormal state in which the train opens at a place other than the station is detected, and an alarm signal S19 is output. When the alarm signal S19 is input, the transmitter 20 outputs an alarm signal modulated by a carrier wave and a train position signal for wireless transmission, and transmits the signal to another train traveling nearby via the transmission antenna 21. The alarm signal and the position signal of the train that transmitted the alarm signal are wirelessly transmitted.

In the receiving section of the train alarm reporting device, when the receiver 23 receives, via the receiving antenna 22, the alarm signal transmitted from another train and the position signal of the train that transmitted the alarm signal, The signal is demodulated into an alarm signal and a position signal and output. When an alarm signal is input from the receiver 23, the alarm 24 operates a buzzer or an indicator light to notify the train crew of an emergency stop alarm using hearing or vision. The display 25 displays the position of the train that has transmitted the alarm signal. Then, the train crew considers the position of the train that has transmitted the alarm signal and performs a braking operation on the train to stop or slow down the train.

In this embodiment, when the train is in an abnormal state in which the door is opened at a place other than the station, the abnormal state is detected by the inter-station detector 15 and the door open detector 16, and the emergency stop alert is issued. The warning signal S19 and the position signal S of this train
12 and a receiver 23 for receiving the warning signal and the position signal of the train,
Even if the train crew or station staff does not have to perform the operation of the emergency stop warning notification, the emergency stop warning notification can be quickly and distantly notified to other trains, and furthermore, an alarm signal is transmitted Since the crew of the train can determine whether to stop or slow down the train based on the position of the train, it is possible to secure the safety of the passenger who gets off the track while reducing the influence on the train schedule.

In this embodiment, the receiver 23 of the train alarm notification device has been described as being mounted on a train.
A receiver may be provided in the central processing unit of the operation management system that manages the operation of the train, and the warning signal and the position signal transmitted from the train may be received. In this case, when the central processing unit of the operation management system receives an alarm signal as an emergency stop alarm and a position signal of the train that transmitted the alarm signal, the central processing unit issues a stop instruction to a train running in the vicinity or By issuing a command such as a slowdown command or a command to stop the feeding to the third track to the railway's power management system, it is possible to ensure that only trains that require an emergency stop are stopped, and then get off on the track In this way, it is possible to prevent an electric shock accident of the passenger, and to secure the safety of the passenger who gets off the track while reducing the influence on the train schedule.

Further, in this embodiment, when an alarm signal from the receiver 23 is input, the alarm 24 of the receiving section of the train alarm notification device activates a buzzer or an indicator light to prompt the train crew. Although the stop warning is reported, the emergency braking of the train may be directly activated to stop the train urgently.

Further, in this embodiment, the transmitter 2
The communication method between the receiver 0 and the receiver 23 has been described with reference to the space wave wireless communication system using radio waves. May be used.

[0034]

As described above, according to the present invention, when a train is in an abnormal state where a door is opened at a place other than a station, the inter-station detector and the door open detector detect the abnormal state and issue an alarm. Since it has a transmission means for transmitting signals, it is possible to quickly report an emergency stop warning to other trains without the train crew or station staff operating the emergency stop warning, especially on railway tracks The safety of passengers getting off can be secured. When the transmitting means is a smoke tube or a siren, an emergency stop warning can be promptly reported to a train that does not have a receiver of a train warning reporting device.

Further, according to the present invention, since there is a receiver for receiving an alarm signal, it is possible to quickly and surely report an emergency stop alarm to other trains, and especially to a passenger who gets off the track. Safety can be ensured.

Furthermore, according to the present invention, when the train is in an abnormal state where the door is opened at a place other than the station, and when the abnormal state is detected by the inter-station detector and the door open detector, an alarm signal is issued. And a transmitter for transmitting the position signal of this train, so that an alarm signal and an alarm signal can be sent to other trains even if the train crew or station staff do not perform the operation for alerting of an emergency stop alert. Can be quickly transmitted to the train's position signal, and the number of trains that must be stopped or slowed down in the event of an emergency stop warning can be limited.Especially, the safety of passengers who get off the track can be ensured while reducing the effect on the train schedule. .

Further, according to the present invention, since the receiver for receiving the position signal of the train together with the warning signal is provided, the transmission of the warning signal to the other train and the position signal of the train which transmitted the warning signal can be performed quickly. In addition, the train can be reliably moved to a distant place, and the trains to be stopped or slowed down when an emergency stop is warned can be limited. In particular, the safety of the passengers who get off the track can be secured while reducing the influence on the train schedule.

[Brief description of the drawings]

FIG. 1 is a configuration diagram illustrating an embodiment of a transmission unit of a train alarm notification device according to the present invention.

FIG. 2 is a configuration diagram showing one embodiment of a receiving section of the train alarm notification device of the present invention.

FIG. 3 is a configuration diagram showing another embodiment of the transmission section of the train alarm notification device of the present invention.

FIG. 4 is a configuration diagram showing another embodiment of the receiving section of the train alarm notification device of the present invention.

FIG. 5 is a configuration diagram illustrating a transmission unit of a conventional train alarm notification device.

FIG. 6 is a configuration diagram illustrating a receiving unit of a conventional train alert notification device.

[Explanation of symbols]

12 position detector, 15 inter-station detector, 16 door open detector, 20 transmitter, 23 receiver, S12 position signal, S15 inter-station signal, S16 door open signal, S19
Warning signal.

Continuation of front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B61L 23/00 B61D 19/02

Claims (4)

(57) [Claims] 1. A position detector for detecting a current position of a train and outputting a position signal of the train, and an inter-station detection for detecting that the train is between stations and outputting an inter-station signal based on the position signal. Device, a door open detector that detects that the train door is opened and outputs a door open signal, and a transmitting unit that transmits an alarm signal when the inter-station signal and the door open signal are simultaneously output. Train alert notification device equipped with. 2. The train alarm notification device according to claim 1, wherein the transmission means for transmitting the alarm signal is a transmitter, and further comprises a receiver for receiving the alarm signal. 3. A position detector for detecting a current position of a train and outputting a position signal of the train, and an inter-station detection for detecting that the train is between stations based on the position signal and outputting an inter-station signal. Device, a door open detector that detects that the train door is open and outputs a door open signal, and an alarm signal and the position signal when the inter-station signal and the door open signal are output simultaneously. Train alert reporting device equipped with a transmitter for transmitting a message. 4. The train warning notification device according to claim 3, further comprising a receiver for receiving the warning signal and the position signal.