CN101593416A - The pedestrian crossing traffic light control system of highly effective and safe - Google Patents
The pedestrian crossing traffic light control system of highly effective and safe Download PDFInfo
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- CN101593416A CN101593416A CNA2008101129230A CN200810112923A CN101593416A CN 101593416 A CN101593416 A CN 101593416A CN A2008101129230 A CNA2008101129230 A CN A2008101129230A CN 200810112923 A CN200810112923 A CN 200810112923A CN 101593416 A CN101593416 A CN 101593416A
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Abstract
The present invention relates to a kind of pedestrian crossing traffic light control system of highly effective and safe, comprise central processing unit, pedestrian's data acquisition unit, the traffic lights control module, the cross bar control module and the cross bar mechanism that holds up traffic hold up traffic, described pedestrian's data acquisition unit is gathered pedestrian's quantity at crossing two ends in real time, described central processing unit calculates the time period of the vehicle flowrate minimum in the permitted hours scope, determine zero-time and the time span that pedestrian's direction green light is let pass and generate the traffic lights steering order and the cross bar steering order of holding up traffic, described traffic lights control module connects described central processing unit by signal wire, and the described cross bar control module of holding up traffic connects described central processing unit by signal wire.The present invention can the less situation of motor vehicle flow transfer the every trade people on road, to guarantee in walk, reduce the influence to motor vehicle and whole road traffic condition as far as possible.
Description
Technical field
The present invention relates to a kind of pedestrian crossing traffic light control system of highly effective and safe, belong to the electron controls technology field.
Background technology
In the middle of long road, the setting of passing road for the pedestrian will be set usually, for example overpass or tunnel, street excessively, what but construction cost was minimum still was the street lateral road, in the many slightly highway sections of vehicle flowrate, cross the street lateral road and traffic lights should be set pedestrian and vehicle are controlled, both must not be passed through simultaneously, to avoid traffic accident.The traffic lights control mode of crossing the street lateral road at present has two kinds, and a kind of is that periodic traffic lights switch, and another kind is to be provided with the time-delay button, and bright through regular hour descendant line direction green light, the pedestrian is passed road.
The control mode of end user's line direction green light time-delay button can better guarantee the unimpeded of road, when no pedestrian's street crossing always to vehicle directional, help improving the traffic capacity, but, people's line direction green time that this time-delay button is controlled is not considered the flow of motor vehicle on the road, can be in the motor vehicle flow maximum clearance pedestrian, cause blocking up of vehicle on the road.But when the pedestrian too much blocked up in the road both sides, this control and time delay can not be adjusted clearance pedestrian's zero-time and time span at any time, brings inconvenience to the pedestrian.
In addition, consider the great risk that people's car intersects, except traffic lights are controlled motor vehicle, also should consider directly to stop motor vehicle when the pedestrian lets pass, to sail crossing into, to guarantee pedestrian's safety by physical means.
Summary of the invention
For overcoming the above-mentioned defective of prior art, the pedestrian crossing traffic light control system of a kind of highly effective and safe provided by the invention, adopt this device on road, the less situation of motor vehicle flow to transfer the every trade people, to guarantee in walk, reduce influence as far as possible to motor vehicle and whole road traffic condition, simultaneously can be according to the pedestrian's number in waiting, select suitable pedestrian's green light start-up time and the bright time span of green light, and can stop motor vehicle when the pedestrian lets pass, to sail crossing into.
The present invention realizes that the technical scheme of above-mentioned purpose is: a kind of pedestrian crossing traffic light control system of highly effective and safe, comprise central processing unit, pedestrian's data acquisition unit, the traffic lights control module, the cross bar control module and the cross bar mechanism that holds up traffic hold up traffic, described pedestrian's data acquisition unit is gathered pedestrian's quantity at crossing two ends in real time, and this quantity information is converted to central processing unit can recognition data delivers to central processing unit, described central processing unit is provided with communication module, described communication module is communicated by letter with the traffic control system at crossing, road two ends by wired or wireless mode, obtain crossing, the two ends traffic state data relevant with this road, the relevant traffic state data at crossing, described central processing unit two ends, pedestrian's number is under the support of pre-set programs, calculate the time period of the vehicle flowrate minimum in the permitted hours scope, determine zero-time and the time span that pedestrian's direction green light is let pass and generate the traffic lights steering order and the cross bar steering order of holding up traffic, described traffic lights control module connects described central processing unit by signal wire, the control signal of accepting central processing unit output is switched the traffic lights duty, the described cross bar control module of holding up traffic connects described central processing unit by signal wire, and the control signal of accepting central processing unit output is switched the cross bar mechanism duty of holding up traffic.
Thus, can keep under the condition of walk, reduce current influence to greatest extent, guarantee the unimpeded of road, rely on the cross bar of holding up traffic to stop motor vehicle to sail crossing into simultaneously, to give the reliable safety guarantee of pedestrian to motor vehicle.
Description of drawings
Fig. 1 is a schematic flow sheet of the present invention;
Fig. 2 is the cross bar structural scheme of mechanism that the present invention relates to.
Embodiment
Referring to Fig. 1, the invention provides a kind of pedestrian crossing traffic light control system of highly effective and safe, comprise central processing unit, traffic lights control module and pedestrian's data acquisition unit, described pedestrian's data acquisition unit is gathered pedestrian's quantity at crossing two ends in real time, and this quantity information is converted to central processing unit can recognition data delivers to central processing unit, described central processing unit is provided with communication module, described communication module is communicated by letter with the traffic control system at crossing, road two ends by wired or wireless mode, obtain crossing, the two ends traffic state data relevant with this road, the relevant traffic state data at crossing, described central processing unit two ends, pedestrian's number is under the support of pre-set programs, calculate the time period of the vehicle flowrate minimum in the permitted hours scope, determine zero-time and the time span that pedestrian's direction green light is let pass and generate the traffic lights steering order, described traffic-light control device connects described central processing unit by signal wire, and the control signal of accepting central processing unit output is switched the traffic lights duty.
Described pedestrian's data acquisition unit can be video camera and video acquisition processor thereof, also can be infrared ray sensor.
The course of work of the present invention is:
(1) manually presses control knob;
(2) central processing unit obtains the traffic state data at this crossing from the controlling system of traffic light of two ends road cross, and these data are analyzed, and judges the time period of this highway section motor vehicle flow minimum in the permitted hours scope;
(3), select suitable pedestrian's green light start-up time and the bright time span of green light according to the pedestrian's number in waiting;
(4) the time period inner control people line direction green light of vehicle flowrate minimum is bright in the permitted hours scope, and the vehicle heading red light is bright;
(5) on crossing green light bright in or front and back, lifting works the cross bar of holding up traffic that is arranged on ground, stops motor vehicle to sail crossing into.
In step (1), at mistake crossing, lateral road two ends, street control knob is set according to common mode, this signal is sent into central processing unit, and central processing unit is only made a response to first button signal in the clearance cycle.
In step (2), the traffic state data at crossing, described two ends comprises that crossing place respectively sails the track lights state of this road, bright start time and shut-in time, vehicle flowrate and the average speed of current red light into;
Described central processing unit calculates the time period of the vehicle flowrate minimum in the permitted hours scope according to the relevant traffic state data at the crossing, two ends of default road data (apart from the relation of the length at crossing, two ends, number of track-lines, average speed, the speed of a motor vehicle and two ends intersection vehicle flux etc.) and acquisition;
Determine pedestrian's direction green light start-up time according to following manner: have vehicle flowrate minimum time section in the permitted hours, start pedestrian's direction green light in vehicle flowrate minimum time section zero-time;
In permitted hours, do not have vehicle flowrate minimum time section, when permitted hours finishes, start pedestrian's green light;
Described permitted hours is a central processing unit according to the function and the pedestrian's incremental data pedestrian's maximum wait time that calculates that are preset in wherein, can be used to calculate the parameter of permitted hours according to the situation adjustment of different roads; When the number that waits for a long time, this permitted hours is short, when waiting number after a little while, but permitted hours should be grown.
Calculate vehicle flowrate minimum time section and should at first calculate the interior vehicle flowrate curve of the one or more red light cycle in crossing, road two ends,
When the vehicle flowrate of certain period is in the minimum position of curve, and vehicle flowrate mean value that should the time period less than institute in computing time vehicle flowrate mean value 60%; When the vehicle flowrate mean value in the time period at the minimum position that is in curve greater than institute in computing time vehicle flowrate mean value 60% the time, provide the conclusion that does not have the minimum time section;
The time span that the time span of described vehicle flowrate minimum time section is let pass for default pedestrian's green light.
Referring to Fig. 2, the described cross bar of holding up traffic has constituted the cross bar mechanism that holds up traffic with its corollary apparatus, comprise cross bar 1 and be positioned at some hydraulicefficiency elevation structures 2 below the cross bar, described cross bar mechanism is embedded in the groove on ground 3, its cross bar is concordant with ground 3 when falling, described each hydraulicefficiency elevation structure is supported on below the described cross bar, its hydraulic pump is by the control circuit control of the cross bar mechanism that holds up traffic, can switch synchronous with traffic lights by the hold up traffic action of cross bar mechanism of prior art control thus, perhaps according to concrete pedestrian enter people's car common space (on the crossing overlapping part) and motor vehicle with the motor vehicle track enter time of people's car common space and speed definite early than or be later than traffic lights switching times, the raising height of cross bar of holding up traffic generally can be controlled between 100 millimeters-300 millimeters, with the driver that can hold up traffic this cross bar of driving is purpose, the too high life-span and the cost that may influence itself, cause unnecessary harm also can for the motor vehicle that crosses, mistake is low then can not to stop the driver to sail crossing into effectively.
Claims (10)
1. the pedestrian crossing traffic light control system of a highly effective and safe, it is characterized in that comprising central processing unit, pedestrian's data acquisition unit, the traffic lights control module, the cross bar control module and the cross bar mechanism that holds up traffic hold up traffic, described pedestrian's data acquisition unit is gathered pedestrian's quantity at crossing two ends in real time, and this quantity information is converted to central processing unit can recognition data delivers to central processing unit, described central processing unit is provided with communication module, described communication module is communicated by letter with the traffic control system at crossing, road two ends by wired or wireless mode, obtain crossing, the two ends traffic state data relevant with this road, the relevant traffic state data at crossing, described central processing unit two ends, pedestrian's number is under the support of pre-set programs, calculate the time period of the vehicle flowrate minimum in the permitted hours scope, determine zero-time and the time span that pedestrian's direction green light is let pass and generate the traffic lights steering order and the cross bar steering order of holding up traffic, described traffic lights control module connects described central processing unit by signal wire, the control signal of accepting central processing unit output is switched the traffic lights duty, the described cross bar control module of holding up traffic connects described central processing unit by signal wire, and the control signal of accepting central processing unit output is switched the cross bar mechanism duty of holding up traffic.
2. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 1, it is characterized in that the described cross bar of holding up traffic has constituted the cross bar mechanism that holds up traffic with its corollary apparatus, comprise cross bar and be positioned at some hydraulicefficiency elevation structures below the cross bar, described cross bar mechanism is embedded in the groove on ground, its cross bar is concordant with ground when falling, described each hydraulicefficiency elevation structure is supported on below the described cross bar, and its hydraulic pump is by the control circuit control of the cross bar mechanism that holds up traffic.
3. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 1 or 2 is characterized in that described pedestrian's data acquisition unit is video camera and video acquisition processor thereof, or infrared ray sensor.
4. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 3, it is characterized in that control knob being set at mistake crossing, lateral road two ends, street, this button connects described central processing unit, send button signal to central processing unit, central processing unit is only made a response to first button signal in the clearance cycle.
5. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 4, the traffic state data that it is characterized in that crossing, described two ends comprise that the place, crossing respectively sails the track lights state of this road, bright start time and shut-in time, vehicle flowrate and the average speed of current red light into.
6. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 5, it is characterized in that the relevant traffic state data of described central processing unit, calculate the time period of the vehicle flowrate minimum in the permitted hours scope according to the crossing, two ends of default road data and acquisition.
7. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 6, it is characterized in that determining pedestrian's direction green light start-up time: have vehicle flowrate minimum time section in the permitted hours, start pedestrian's direction green light in vehicle flowrate minimum time section zero-time according to following manner; In permitted hours, do not have vehicle flowrate minimum time section, when permitted hours finishes, start pedestrian's green light.
8. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 7, it is characterized in that described permitted hours is the maximum duration that the pedestrian that presets waits for, the time span that the time span of described vehicle flowrate minimum time section is let pass for default pedestrian's green light.
9. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 8, it is characterized in that calculating vehicle flowrate minimum time section and should at first calculate the interior vehicle flowrate curve of the one or more red light cycle in crossing, road two ends, be in the minimum position of curve when the vehicle flowrate of certain period, and vehicle flowrate mean value that should the time period less than institute in computing time vehicle flowrate mean value 60%, be described vehicle flowrate minimum time section in this time period.
10. the pedestrian crossing traffic light control system of highly effective and safe as claimed in claim 9, it is characterized in that calculating vehicle flowrate minimum time section and should at first calculate the interior vehicle flowrate curve of the one or more red light cycle in crossing, road two ends, when the vehicle flowrate mean value in the time period at the minimum position that is in curve greater than institute in computing time vehicle flowrate mean value 60% the time, provide the conclusion that does not have the minimum time section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101129230A CN101593416A (en) | 2008-05-26 | 2008-05-26 | The pedestrian crossing traffic light control system of highly effective and safe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101129230A CN101593416A (en) | 2008-05-26 | 2008-05-26 | The pedestrian crossing traffic light control system of highly effective and safe |
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| CN101593416A true CN101593416A (en) | 2009-12-02 |
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| CNA2008101129230A Pending CN101593416A (en) | 2008-05-26 | 2008-05-26 | The pedestrian crossing traffic light control system of highly effective and safe |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894475A (en) * | 2010-05-03 | 2010-11-24 | 蒋菊生 | Method for controlling road lamps |
| CN102419907A (en) * | 2011-08-22 | 2012-04-18 | 武汉理工大学 | Intelligent traffic signal control system considering safety of cross-street pedestrians |
| CN102831775A (en) * | 2012-08-16 | 2012-12-19 | 张闻 | Novel traffic light system capable of improving traffic efficiency of intersection of main road and secondary main road |
| CN102930725A (en) * | 2012-11-09 | 2013-02-13 | 王晓宁 | Road intersection traffic light control system and control method thereof |
| CN104036644A (en) * | 2014-05-26 | 2014-09-10 | 江苏科技大学 | Intelligent traffic light control system and implementing method thereof |
| CN104361649A (en) * | 2014-10-14 | 2015-02-18 | 江苏科技大学 | Automobile data recorder capable of prompting other vehicles and control method thereof |
| CN104612079A (en) * | 2014-12-08 | 2015-05-13 | 苏州中科创五金制品有限公司 | Virtual three-dimensional light beam barrier |
| CN103956057B (en) * | 2014-01-13 | 2016-08-31 | 广西师范学院 | A kind of for security protection traffic flow data intelligent processing system |
| CN105957370A (en) * | 2016-06-20 | 2016-09-21 | 三峡大学 | QoE-based traffic scheduling big data system and method |
| CN108010340A (en) * | 2017-12-23 | 2018-05-08 | 苏州工业园区服务外包职业学院 | A kind of crossing real-time traffic early warning system |
-
2008
- 2008-05-26 CN CNA2008101129230A patent/CN101593416A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894475A (en) * | 2010-05-03 | 2010-11-24 | 蒋菊生 | Method for controlling road lamps |
| CN102419907A (en) * | 2011-08-22 | 2012-04-18 | 武汉理工大学 | Intelligent traffic signal control system considering safety of cross-street pedestrians |
| CN102419907B (en) * | 2011-08-22 | 2013-08-14 | 武汉理工大学 | Intelligent traffic signal control system considering safety of cross-street pedestrians |
| CN102831775A (en) * | 2012-08-16 | 2012-12-19 | 张闻 | Novel traffic light system capable of improving traffic efficiency of intersection of main road and secondary main road |
| CN102930725B (en) * | 2012-11-09 | 2015-11-04 | 王晓宁 | Intersection traffic light control system and control method thereof |
| CN102930725A (en) * | 2012-11-09 | 2013-02-13 | 王晓宁 | Road intersection traffic light control system and control method thereof |
| CN103956057B (en) * | 2014-01-13 | 2016-08-31 | 广西师范学院 | A kind of for security protection traffic flow data intelligent processing system |
| CN104036644B (en) * | 2014-05-26 | 2016-03-02 | 江苏科技大学 | A kind of Intelligent Control System for Traffic Lights and implementation method |
| CN104036644A (en) * | 2014-05-26 | 2014-09-10 | 江苏科技大学 | Intelligent traffic light control system and implementing method thereof |
| CN104361649A (en) * | 2014-10-14 | 2015-02-18 | 江苏科技大学 | Automobile data recorder capable of prompting other vehicles and control method thereof |
| CN104612079A (en) * | 2014-12-08 | 2015-05-13 | 苏州中科创五金制品有限公司 | Virtual three-dimensional light beam barrier |
| CN105957370A (en) * | 2016-06-20 | 2016-09-21 | 三峡大学 | QoE-based traffic scheduling big data system and method |
| CN108010340A (en) * | 2017-12-23 | 2018-05-08 | 苏州工业园区服务外包职业学院 | A kind of crossing real-time traffic early warning system |
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Open date: 20091202 |