CN103879432A - Automatic train approaching warning device - Google Patents
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- CN103879432A CN103879432A CN201410142588.4A CN201410142588A CN103879432A CN 103879432 A CN103879432 A CN 103879432A CN 201410142588 A CN201410142588 A CN 201410142588A CN 103879432 A CN103879432 A CN 103879432A
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Abstract
The invention discloses an automatic train approaching warning device. An uplink acousto-optic warning starting device, a downlink acousto-optic warning starting device and a normally-open contact of an intermediate relay are connected in parallel to be connected with a coil of the intermediate relay in series, an uplink acousto-optic warning stopping device is connected with the coil of the intermediate relay in series, and a downlink acousto-optic warning stopping device is connected with the coil of the intermediate relay in series; three acousto-optic warning devices are connected in parallel to be connected with the coil of the intermediate relay in series. The aims that distant pedestrians are warned to pay attention to an approaching train automatically with low sounds and lamplight at a specified place without manual intervention, and keep away from the train in time are achieved, and surrounding residents are effectively prevented from being distressed by high-decibel noise.
Description
Technical field
The present invention relates to train and sail and face automatic warning device, relate in particular to urban district train and sail and face automatic warning device.
Background technology
Due to historical reasons, railway construction in China is lower with operation Noise Prevention and Treatment consciousness and technical merit, and in many local situations that form city and surround railways or railway crossing city, railway operation especially locomotive is blown a whistle surrounding environment has been produced to serious noise pollution.
In recent years, along with China railways train increases, raises speed, Running Train Noise increases more to some extent, and Along Railway resident has complaint to noise jamming more, becomes one of emphasis problem of environmental pollution that the masses have strong complaints.
Live in the other numerous masses of urban district train way, often waken up by the unexpected blast of the train on side in one's sleep.These sound severe overweights of blowing a whistle of more than 100 decibels, the scope of impact is extremely wide, and the citizen that stay in Along Railway suffer untold misery.Train is once to blowing a whistle, and noise makes people's mood very irritated.
The masses are at train through the out-of-date interference that is subject to serious train high-decibel noise, and noise brings on physiology to people and psychological harm mainly contains many-sided.Affect people's nervous device, make people's irritability, irritability, impact sleep, causes tiredly, and noise impairs one's health etc.Train, through the urban railway vast civic daily life along the line of having blown a whistle sound severe jamming of out-of-date high-decibel, makes their quality of life be difficult to the requirement that reaches the most basic.
Constantly blow a whistle, also increased driver's labour intensity, badly influence engine driver's psychosomatic health simultaneously.
But it is for security consideration that train is blown a whistle, it is the one contact mode of operation with field man.According to the relevant regulations of Ministry of Railways's " railway technology application procedures " and " traffic ordinance ", before train starts, train is into and out of station, before road junction, before curve, before bridge, no matter train must be blown a whistle more than 3 seconds by as prescribed through this section round the clock, have in addition pedestrian's encroachment line with have upper track motivation time also to blow a whistle.
Whistling warning, carries out according to railway operation safety rule, is the necessary task program of guaranteeing traffic safety, and it is also safing needs that necessary blowing a whistle warned.
How solving the contradiction of blowing a whistle between sound and train vibration influence safety of train high-decibel, is " old, large, the difficulty " problem that perplexs for a long time the resident who lives the railway department and the masses, particularly urban railway dense population areas along the line.
Summary of the invention
For addressing the above problem, the invention provides a kind of train and sail and face automatic warning device, in the place of regulation, without manual intervention, automatically realize with lower sound and light, warning pedestrian at a distance notices that train sails and face, the object that pedestrian dodges in time.
A kind of train of the present invention sail face automatic warning device adopt technical scheme be:
After the open contact of up sound flash alarm system opening device, descending sound flash alarm system opening device and intermediate relay is in parallel, connect with intermediate relay coil; Up sound flash alarm system closing appliance is connected with intermediate relay coil; Descending sound flash alarm system closing appliance is connected with intermediate relay coil; A sound flash alarm system device, or after the parallel connection of several sound flash alarm system device, connect with intermediate relay coil.
By up sound flash alarm system opening device or descending sound flash alarm system opening device, detect train vibration influence to the position that need to start sound flash alarm system device, photoelectrical coupler in up sound flash alarm system opening device or descending sound flash alarm system opening device is connected, intermediate relay coil obtains electric, the open contact closure of intermediate relay, the sound flash alarm system device that makes a distant place is obtained electric, thereby constantly send the tinkle of bells and the light of low decibel, remind pedestrian, attention train is sailed and is faced.
In the time that train vibration influence extremely need to be closed the position of sound flash alarm system device, photoelectrical coupler in up sound flash alarm system closing appliance or descending sound flash alarm system closing appliance disconnects, intermediate relay coil losing electricity, the open contact of intermediate relay disconnects, sound flash alarm system device dead electricity, will close the tinkle of bells and light.
The train of this device sails that to face signal be according to preassembled position, and the tinkle of bells and the light of low decibel is opened or closed to train vibration influence so far, automatically, operates without engine driver.Be arranged in advance sound flash alarm system device at a distance, the tinkle of bells and the light of its low decibel, only propagate into and close on the scope that need to remind pedestrian, greatly reduced the impact on surrounding resident.So, avoid being sent by train the sound of blowing a whistle of high-decibel, through the propagation of long-distance, the problem that could remind pedestrian at a distance to note.
Up sound flash alarm system opening device, up sound flash alarm system closing appliance are arranged on a side of train operation track, and descending sound flash alarm system opening device, descending sound flash alarm system closing appliance are arranged on the opposite side of train operation track.
Train is sailed and is faced automatic warning device according to the uplink and downlink direction of train driving, at each a pair of up sound flash alarm system opening device, the up sound flash alarm system closing appliance installed in the side of track; A pair of descending sound flash alarm system opening device, descending sound flash alarm system closing appliance.Survey train whether drive to setting position adopt be active magnetoelectric sensor, it has the function of automatic identification direction, so can control separately between the opening and closing of uplink and downlink warning device, can not obscure.
Up sound flash alarm system opening device, descending sound flash alarm system opening device are made up of sensor and open control circuit electrical connection.
Circuit shown in Fig. 5 is exactly the sound flash alarm system opening device with active magnetoelectric sensor, photoelectrical coupler and open control circuit composition.
In Fig. 5, when without train through time, the output of the active magnetoelectric sensor pulse-free signal of uplink and downlink, aerotron BG is in off condition, light-emitting diode no current flows through not luminous, a, b two ends resistance are very large, are equivalent to switch "off".
When there being train up through out-of-date, up active magnetoelectric sensor produces the output of pulse signal of positive voltage, and input end is added with impulse singla, BG conducting, and lumination of light emitting diode, a, b two ends resistance become very little, are equivalent to switch " connection ".Therefore while claiming no signal, switch is obstructed, is " often opening " state.
Meanwhile, descending active magnetoelectric sensor produces the output of pulse signal of negative voltage, and aerotron BG appoints so in off condition, and light-emitting diode no current flows through not luminous, and a, b two ends resistance are very large, are equivalent to switch "off".
So, sound flash alarm system opening device has the function of automatic identification direction, and when up, up sound flash alarm system opening device is connected, and descending warning device still disconnects.
Otherwise descending as the same.Up sound flash alarm system opening device and descending sound flash alarm system opening device can not move simultaneously, influence each other.
Up sound flash alarm system closing appliance, descending sound flash alarm system closing appliance are made up of sensor and closing control circuit electrical connection.
Circuit shown in Fig. 6 is exactly the sound flash alarm system closing appliance with active magnetoelectric sensor, photoelectrical coupler and closing control circuit composition.
Circuit shown in Fig. 6 is " normally closed " state, because when without train process, and the active magnetoelectric sensor pulse-free signal output of uplink and downlink, now BG cut-off, light-emitting diode has electric current to pass through and is luminous, makes a, b two ends in conducting state, is equivalent to switch " connection ".
When there being train up through out-of-date, up active magnetoelectric sensor produces output of pulse signal, input end is added with impulse singla, BG conducting, because the collector base junction pressure drop of BG is below 0.3V, much smaller than the forward conduction voltage of light-emitting diode, so light-emitting diode no current flows through not luminous, a, b two ends Resistance Maximum, be equivalent to switch "off", therefore claim " normally closed " formula.
Meanwhile, descending active magnetoelectric sensor produces the output of pulse signal of negative voltage, now BG cut-off, and light-emitting diode has electric current to pass through and luminous, makes a, b two ends in conducting state, is equivalent to switch " connection ".
Otherwise descending as the same.Up sound flash alarm system closing appliance and descending sound flash alarm system closing appliance can not move simultaneously, influence each other.
Switch a, b end is not subject to the restriction of current potential height in circuit.
Sensor in up sound flash alarm system opening device, descending sound flash alarm system opening device, with the sensor in up sound flash alarm system closing appliance, descending sound flash alarm system closing appliance, is active magnetoelectric sensor.
At the predeterminated position of railroad rail both sides, four active magnetoelectric sensors are installed, be used separately as up sound flash alarm system turn on sensor, up sound flash alarm system closure sensor, descending sound flash alarm system turn on sensor, descending sound flash alarm system closure sensor.
Adopt active magnetoelectric sensor, train is through out-of-date, sensor is subject to the effect of train wheel to cutting magnetic line, induce the signal that locomotive passes through, active magnetoelectric sensor will produce pulse voltage signal, be transferred to the photoelectric coupling circuit of control setup through signal cable, remove interfering signal, photoelectrical coupler is switched on or switched off, and then sound flash alarm system is opened or closing appliance action.When locomotive sails out of, recover virgin state and wait for that next train passes through.
Adopt the advantage of active magnetoelectric sensor to be: not affected by the factors such as ambient temperature and dust, smog, light, non-maintaining, antijamming capability is strong; Non-contact magnetic force induction, without wearing and tearing, not fragile; Automatic identification current of traffic, when train upstream or downstream, works respectively, isolation mutually between uplink and downlink; Mobile measuring ability, even if locomotive, in the detection range of sensor, but is not also reported to the police while not moving, just can send warning while only having train to move through active magnetoelectric sensor.
In up sound flash alarm system opening device, descending sound flash alarm system opening device, up sound flash alarm system closing appliance and descending sound flash alarm system closing appliance, the element switching on and off of control circuit is photoelectrical coupler.
For switch circuit, in order to make will there be good electricity isolation between control circuit and switch circuit, adopt photoelectrical coupler to achieve photoelectricity isolation, remove and disturb.
Sound flash alarm system device is formed in parallel by a lamp and two loudspeaker, and sound flash alarm system device is staggeredly arranged along track for a train, determines the quantity of the installation of sound flash alarm system device according to the distance length of warning, at least installs one.
Sound flash alarm system device is staggeredly arranged along track for a train, determines the quantity of the installation of sound flash alarm system device according to the distance length of warning, at least installs one.So, can realize lower sound, disperse broadcast to more remote.
Lamp in sound flash alarm system device is LED lamp.
Lamp in sound flash alarm system device is LED lamp, DC supply.It is far away that it has visual range, and the life-span is long, be difficult for breaking down, and the advantage that energy consumption is low.
Two loudspeaker in sound flash alarm system device are by former and later two directions layouts, and former and later two loudspeaker broadcast directions are arranged along railway direction or road junction highway direction.
So arranging, is to propagate into less sound of horn the place that needs most propagation.
System control voltage is direct current 24V and direct current 12V.
It is direct current 24V and direct current 12V that device is controlled voltage, is safety voltage, is unlikely to cause personnel's safety misadventure of getting an electric shock.
The invention has the beneficial effects as follows: greatly reduced the high-decibel worries that noise brings to surrounding resident of blowing a whistle.Simultaneously can guarantee again to warn in time pedestrian to notice that train sails and face completely, dodge in time.Also correspondingly reduce the harm that high pitch is blown a whistle to engine driver's generation, reduced the labour intensity that driver blows a whistle.Whole device cost of manufacture is low, and fabrication and installation are simple, and reliability and safety is high.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is that train is sailed and faced automatic warning device overall construction drawing.
Fig. 2 is uplink and downlink train early warning Control figure.
Fig. 3 is that train is sailed and faced automatic warning device Along Railway arrangement plan.
Fig. 4 is that train is sailed and faced the single fitting arrangement of automatic warning device.
In Fig. 4,1, descending sound flash alarm system opening device, 2, electric cabinet, 3, descending sound flash alarm system closing appliance, 4, up sound flash alarm system opening device, 5, sound flash alarm system device, 6, up sound flash alarm system closing appliance.
Fig. 5 is sound flash alarm system opening device.
Fig. 6 is sound flash alarm system closing appliance.
Fig. 7 is sound flash alarm system device.
In Fig. 7,1, front loudspeaker, 2, LED lamp, 3, rear loudspeaker.
The specific embodiment
Active magnetoelectric sensor model is the active railway wheel sensor of the JRFS1 of Jia Weisi Science and Technology Ltd. of Shenzhen, and photoelectrical coupler used is 4N25 model.
In Fig. 2, after the open contact of up sound flash alarm system opening device, descending sound flash alarm system opening device and intermediate relay is in parallel, connect with intermediate relay coil; Up sound flash alarm system closing appliance is connected with intermediate relay coil; Descending sound flash alarm system closing appliance is connected with intermediate relay coil; After the parallel connection of three sound flash alarm system devices, connect with intermediate relay coil.
In Fig. 4, up sound flash alarm system opening device, up sound flash alarm system closing appliance are arranged on a side of train operation track; Descending sound flash alarm system opening device, descending sound flash alarm system closing appliance are arranged on the opposite side of train operation track.
In Fig. 5, up sound flash alarm system opening device, descending sound flash alarm system opening device are made up of sensor and open control circuit electrical connection.
In Fig. 6, up sound flash alarm system closing appliance, descending sound flash alarm system closing appliance are made up of sensor and closing control circuit electrical connection.
In Fig. 2, the sensor in up sound flash alarm system opening device, descending sound flash alarm system opening device, with the sensor in up sound flash alarm system closing appliance, descending sound flash alarm system closing appliance, is active magnetoelectric sensor.
In Fig. 2, in up sound flash alarm system opening device, descending sound flash alarm system opening device, up sound flash alarm system closing appliance and descending sound flash alarm system closing appliance, the element switching on and off of control circuit is photoelectrical coupler.
In Fig. 7, sound flash alarm system device is formed in parallel by a lamp and two loudspeaker, and sound flash alarm system device is staggeredly arranged along track for a train, determines the quantity of the installation of sound flash alarm system device according to the distance length of warning, at least installs one.
In Fig. 7, the lamp in sound flash alarm system device is red LED lamp.
In Fig. 7, two loudspeaker in sound flash alarm system device are by former and later two directions layouts, and former and later two loudspeaker broadcast directions are arranged along railway direction or road junction highway direction.
In Fig. 2, system control voltage is direct current 24V and direct current 12V.
Claims (10)
1. train is sailed and is faced an automatic warning device, it is characterized in that: after the open contact of up sound flash alarm system opening device, descending sound flash alarm system opening device and intermediate relay is in parallel, connect with intermediate relay coil; Up sound flash alarm system closing appliance is connected with intermediate relay coil; Descending sound flash alarm system closing appliance is connected with intermediate relay coil; A sound flash alarm system device, or after the parallel connection of several sound flash alarm system device, connect with intermediate relay coil.
2. train according to claim 1 is sailed and is faced automatic warning device, it is characterized in that: up sound flash alarm system opening device, up sound flash alarm system closing appliance are arranged on a side of train operation track; Descending sound flash alarm system opening device, descending sound flash alarm system closing appliance are arranged on the opposite side of train operation track.
3. train according to claim 1 is sailed and is faced automatic warning device, it is characterized in that: up sound flash alarm system opening device, descending sound flash alarm system opening device are made up of sensor and open control circuit electrical connection.
4. train according to claim 1 is sailed and is faced automatic warning device, it is characterized in that: up sound flash alarm system closing appliance, descending sound flash alarm system closing appliance are made up of sensor and closing control circuit electrical connection.
5. sail and face automatic warning device according to the train described in claim 3 or 4, it is characterized in that: the sensor in up sound flash alarm system opening device, descending sound flash alarm system opening device, with the sensor in up sound flash alarm system closing appliance, descending sound flash alarm system closing appliance, it is active magnetoelectric sensor.
6. sail and face automatic warning device according to the train described in claim 3 or 4, it is characterized in that: in up sound flash alarm system opening device, descending sound flash alarm system opening device, up sound flash alarm system closing appliance and descending sound flash alarm system closing appliance, the element switching on and off of control circuit is photoelectrical coupler.
7. train according to claim 1 is sailed and is faced automatic warning device, it is characterized in that: sound flash alarm system device is formed in parallel by a lamp and two loudspeaker, sound flash alarm system device is staggeredly arranged along track for a train, determine the quantity of the installation of sound flash alarm system device according to the distance length of warning, at least install one.
8. train according to claim 7 is sailed and is faced automatic warning device, it is characterized in that: the lamp in sound flash alarm system device is LED lamp.
9. train according to claim 7 is sailed and is faced automatic warning device, it is characterized in that: two loudspeaker in sound flash alarm system device are by former and later two directions layouts, and former and later two loudspeaker broadcast directions are arranged along railway direction or road junction highway direction.
10. train according to claim 1 is sailed and is faced automatic warning device, it is characterized in that: system control voltage is direct current 24V and direct current 12V.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410142588.4A CN103879432B (en) | 2014-04-10 | 2014-04-10 | Train is sailed and is faced automatic warning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410142588.4A CN103879432B (en) | 2014-04-10 | 2014-04-10 | Train is sailed and is faced automatic warning device |
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| Publication Number | Publication Date |
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| CN103879432A true CN103879432A (en) | 2014-06-25 |
| CN103879432B CN103879432B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410142588.4A Active CN103879432B (en) | 2014-04-10 | 2014-04-10 | Train is sailed and is faced automatic warning device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309653A (en) * | 2014-09-30 | 2015-01-28 | 沈阳铁道勘察设计院有限公司 | Section crossing alarm notification device and control method thereof |
| CN110056396A (en) * | 2019-05-31 | 2019-07-26 | 安徽理工大学 | A kind of anti-slip monitoring system of inclined shaft based on PLC and control method |
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| CN2163412Y (en) * | 1993-08-03 | 1994-04-27 | 邓文范 | Automatic emitting and receiving device for crossing meeting of train and motor-vehicle |
| CN1194927A (en) * | 1997-03-27 | 1998-10-07 | 朱经天 | Active sensor for railway axle-counting signal |
| CN201158392Y (en) * | 2008-02-02 | 2008-12-03 | 天津市飞拓铁路科技有限公司 | Acousto-optic induction alarm device for railway crossing |
| CN201300867Y (en) * | 2008-11-10 | 2009-09-02 | 马少平 | Train approach warning device |
| JP2013001364A (en) * | 2011-06-22 | 2013-01-07 | Katsutoshi Tatsuta | Checking apparatus for crossing warning apparatus |
| CN203766821U (en) * | 2014-04-10 | 2014-08-13 | 安徽理工大学 | Automatic warning device for train close driving |
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2014
- 2014-04-10 CN CN201410142588.4A patent/CN103879432B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2163412Y (en) * | 1993-08-03 | 1994-04-27 | 邓文范 | Automatic emitting and receiving device for crossing meeting of train and motor-vehicle |
| CN1194927A (en) * | 1997-03-27 | 1998-10-07 | 朱经天 | Active sensor for railway axle-counting signal |
| CN201158392Y (en) * | 2008-02-02 | 2008-12-03 | 天津市飞拓铁路科技有限公司 | Acousto-optic induction alarm device for railway crossing |
| CN201300867Y (en) * | 2008-11-10 | 2009-09-02 | 马少平 | Train approach warning device |
| JP2013001364A (en) * | 2011-06-22 | 2013-01-07 | Katsutoshi Tatsuta | Checking apparatus for crossing warning apparatus |
| CN203766821U (en) * | 2014-04-10 | 2014-08-13 | 安徽理工大学 | Automatic warning device for train close driving |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309653A (en) * | 2014-09-30 | 2015-01-28 | 沈阳铁道勘察设计院有限公司 | Section crossing alarm notification device and control method thereof |
| CN104309653B (en) * | 2014-09-30 | 2016-04-06 | 沈阳铁道勘察设计院有限公司 | Crossings within section alert notice device and control method thereof |
| CN110056396A (en) * | 2019-05-31 | 2019-07-26 | 安徽理工大学 | A kind of anti-slip monitoring system of inclined shaft based on PLC and control method |
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|---|---|
| CN103879432B (en) | 2016-05-04 |
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