CN1210318A - Traffic control system for crossroad in urban area - Google Patents
Traffic control system for crossroad in urban area Download PDFInfo
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- CN1210318A CN1210318A CN 97115854 CN97115854A CN1210318A CN 1210318 A CN1210318 A CN 1210318A CN 97115854 CN97115854 CN 97115854 CN 97115854 A CN97115854 A CN 97115854A CN 1210318 A CN1210318 A CN 1210318A
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- marshalling
- lamp
- stop line
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- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 3
- 241000283070 Equus zebra Species 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 238000007710 freezing Methods 0.000 description 1
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Abstract
A traffic mangement system for street crossing in city is composed of controller and signaling apparatus. The signaling apparatus comprises traffic lamps and three kinds of stop lines. The traffic lamps include forward, turn-left, turn-right lamps and synchronous lane lamp group. One of the stop line is maked at crossing and others are lane stop lines farther from the crossing than the first stop line. Its advantages are greatly improving traffic capacity, reducing traffic jam, and less investment.
Description
The present invention relates to traffic control system.A kind of traffic control system that is applied in crossroad in urban area of more specifically saying so, constitute by control device and telltale, described telltale comprises the command signal lamp of the three kinds of marking signals that have left-hand rotation, keep straight on and turn right, and the corresponding command signal stop line that is provided with is positioned on the controlled road junction.
For a long time, road, the city level crossing traffic control system overwhelming majority is an autonomous device craspedodrome command signal lamp on the road junction, and the vehicle of various direct of travels irregularly enters the road junction at random, waits for current green light.In case the craspedodrome green light is glittering, each vehicle is according to traffic-police's commander, or craspedodrome or turning.This management is the border owing to do not provide turn signal, therefore can't break away from traffic-police's gesture commander.No matter in freezing winter and in sultry summer, traffic-police will adhere to that on " three chi platforms ", this is a laborious task.In order to improve the automaticity of management, a kind of novel telltale is adopted in more existing areas, and this device has left-hand rotation
, keep straight on ↑ and turn right
Three kinds of marking signals, modulating signal commander on comprehensive can realize keeping straight on and turn.
But, no matter be the modulating signal commander on comprehensive, still the semi-automatic commander who is aided with traffic police's gesture, the common issue with of existence is, because the randomness of vehicle when entering the road junction of each direct of travel, it is unordered that vehicle is arranged in the road junction, the vehicle of different direct of travels mixes mutually, causes to stop the peak period, this mutual stopping had a strong impact on the passage rate on the road junction, makes the road junction work efficiency be subjected to very big restriction.
The objective of the invention is to avoid existing weak point in the above-mentioned prior art, a kind of novel traffic control system for crossroad in urban area is provided,, reduce traffic jam so that improve the work efficiency at road junction.
Purpose of the present invention is achieved through the following technical solutions.
The present invention is made of control device and telltale, and described telltale comprises having left-hand rotation
, keep straight on ↑ and turn right
The command signal lamp of three kinds of marking signals, the corresponding command signal stop line III that is provided with is positioned on the controlled road junction.
Feature of the present invention is to be provided with to have left-hand rotation equally
, keep straight on ↑ and turn right
Three kinds of marking signals, the marshalling signal lamp of synchronousing working with described command signal lamp, corresponding to each road junction command signal lamp, marshalling lamp II and marshalling lamp I are respectively arranged, corresponding marshalling stop line II that is provided with and marshalling stop line I with corresponding road surface, controlled road junction on, from command signal stop line III, depth setting near and far.
Compared with the prior art, the present invention has following advantage:
1, the present invention expands original road junction point duty to " face " (near the road surface road junction and the road junction) by " point " (on the road junction).Under the commander of marshalling signal lamp, vehicle is just arranged according to direct of travel when the no show road junction in advance in order.Like this, can significantly reduce the different direct of travel vehicles that enter after the road junction stopping each other, shorten the hold-up time in the road junction, can improve the work efficiency at road junction effectively, be the effective way of improving existing road junction traffic jam situation.The vehicle that utilizes the present invention to organize into groups can be simultaneously on six-lane three advance three and goes out, and also can two on Four-Lane Road advance two and go out, be more than the twice of road junction handling capacity under the prior art management system.
2, the present invention can be applicable to various forms of cities level crossing, not influenced by road conditions, and 3-8 track, fast traffic lane all can be organized into groups, and need not to transform road, and its investment is little, and income is big.
Figure l is the telltale of the present invention synoptic diagram of arranging.
Fig. 2 is a system block diagram of the present invention.
Fig. 3 is a control device governor circuit schematic diagram of the present invention.
Fig. 4 is the universal decoding scheme schematic diagram of control device of the present invention.
Fig. 5 is telltale circuit theory diagrams of the present invention.
Fig. 6 simulates the display circuit schematic diagram for the present invention.
By the following examples, in conjunction with the accompanying drawings the present invention is further described.
Embodiment:
Figure 1 shows that the signal of an East and West direction and intersection, two road, north-south, East and West direction is the six-lane road surface, and the north-south is the Four-Lane Road road surface.Shown in the figure, on the road junction and road surface in south orientation north, command signal lamp 3, marshalling lamp II 2 and marshalling I 1 are set respectively, what correspondence was provided with is stop line III 6, marshalling stop line II 5 and marshalling stop line I 4.Wherein, stop line III 6 is 20M apart from zebra crossing 7, is starting, speed-raising district around here; Depth 80M to the south is a stop line II 5 to stop line III 6 along the road surface, is marshalling district II around here; Depth 100M to the south is a stop line 14 to stop line II 5 along the road surface, is marshalling district I around here; Depth to the south is area in preparation to stop line I 4 along the road surface.
In addition, the track dividing condition is: area in preparation, left-hand lane mark
↑, the right-hand lane mark
Marshalling district I, the left-hand lane mark
, the right-hand lane mark ↑
Marshalling district II, the left-hand lane mark
↑
, the right-hand lane mark
↑
In the present embodiment, each organizes into groups lamp and the command signal lamp all has left-hand rotation
Keep straight on ↑ and turn right
Three travel direction signals, red, yellow, green state variable color on same display of each side is finished.This structure setting one of lamp state of the same colour shows more clearly, and can save a large amount of devices.
The marshalling method of operation is as follows:
Under shunting mark and marshalling signal lamp indication: 1, be in vehicle in the area in preparation, right-hand rotation person sails right-hand lane into, turns left and straight passerby goes into left-hand lane.2, right-hand rotation person is parked in outside the right-hand lane stop line I, and straight was crossed the stop line II after left-hand rotation person crossed the stop line I from left-hand lane, enters marshalling district II, divides left and right track to wait for outside the stop line III, and vehicle thereafter is in marshalling lamp II
When reddening, wait for outside the stop line II.After straight passerby crosses the stop line I from left-hand lane, sail right-hand lane into, under ↑ red light phase, rest on beyond the stop line II.3, be divided into the left turning vehicle of left and right two pass stop at the command signal lamp
When green, two-way travels and crosses the stop line III and enter speed-raising district, passes zebra crossing and turns left current.The through vehicles of wait outside the stop line II trailed left-hand rotation and divided left and right two pass to wait to pass through in marshalling district II under marshalling lamp II ↑ green light.The right-hand rotation vehicle of wait outside the stop line I is in marshalling lamp I
When green, cross the stop line I by right-hand lane, afterwards, in marshalling lamp II
When green, cross the stop line II, enter marshalling district II, divide left and right two pass to wait to pass through from right-hand lane.When marshalling lamp I
When green, marshalling lamp I it
↑ redden, left-hand rotation, the through vehicles by the stop line I do not rest on beyond the left-lane stop line I, allows the right-hand rotation vehicle pass-through.
The current mode in road junction is as follows:
1, command signal lamp in road junction is according to first left-hand rotation, and keep straight in the back, the method for operation of turning right again work.
2, when the north-south carried out, East and West direction was carried out right-hand rotation simultaneously, and vice versa.Through vehicles is to travel relatively in north and south (or thing).
Cycle period:
Work period with the signal command lamp is a cycle period T.
Marshalling lamp I is turned left, the green state time of craspedodrome is 2/3T+3S (driver's reaction period, speed-raising starts to walk).
The marshalling lamp I green state of turning right is 1/3T+3S.
A marshalling lamp II left side, straight, right green state are respectively 1/3T+3S.
A command signal lamp left side, straight, right green state are respectively 1/4T+6S.
Referring to Fig. 2, it is primary controller that native system adopts single-chip microcomputer, makes full use of the high integration of this single-chip microcomputer, the characteristics of stable performance, is combined into the multi-computer communication system of a multiprocessor.Single-chip microcomputer is as main frame, send 8 continuous bit codes (being divided into address code and numeric data code), by serial port output baud rate 9600bit/s, by signal amplification circuit 8 bit codes being transported to respectively organizes in the code translator, also by the single-chip microcomputer operation, after number was received accurately, gauge tap was respectively organized in treated driving to code translator, and then the keying of control corresponding signal lamp group, reach the purpose of commanding marshalling.
Referring to Fig. 3, control device adopts the governor circuit that is made of single-chip microcomputer IC1 (89C2051), port P1.0-P1.7, P3.0, P3.2 and the P3.4 of single-chip microcomputer IC1 reads keyboard signal through interface LJ1 (12PIN), in its port P3.1 output serial address and data, after optocoupler 10 (4N38), triode P1 amplify, D5 sends at plug, and sends simulation video data and shift pulse signal by port P3.5, P3.7 through interface LJ2 (4PIN).
As shown in Figure 3, in governor circuit, constitute the 5V feed circuit, form the RST circuit that resets by resistance R 6, R9, diode D4 and amplifier IC2:A, IC2:B by rectifying device D6, D7, D8, D9, resistance R 8 and three terminal regulator 3T3.Electric battery B1, resistance R 1 and capacitor C 4 and E3 constitute the standby power supply circuit.
After the governor circuit energized, directly be reset to original state, the duty of keying in according to keyboard is carried out control then.
Referring to Fig. 4, between every group of marshalling signal lamp and described governor circuit, universal decoding scheme is set, this decoding scheme is made of single-chip microcomputer 4IC1 (89C2051) and row switch 4IC3, control signal by interface 4LJ1 (16PIN) end pin (13,12) input is connected to single-chip microcomputer 4IC1 port 4P3.0 through optocoupler 11, amplifier 4IC2:A, and single-chip microcomputer 4IC1 carries out signal in port 4P1.5-4P1.7,4P3.1-4P3.5 output;
Design of encoder in the present embodiment becomes universal, and each decoding scheme plate can be controlled nine gauge tap simultaneously, like this, can save cost greatly.Code translator is after receiving one group of serial code at every turn, being transformed into corresponding binary code, compare with the address code that is provided with by row switch IC3, at the output line output level "0" of correspondence, deliver to gauge tap again, at this moment, controlled terminal still is not a level"1".
Referring to Fig. 5, telltale adopts the gauge tap that is made of photoelectrical coupler 01-09 and bidirectional triode thyristor T1～T9.
Under the low level control signal effect that corresponding code translator is sent here, connect the 220V AC power, owing to adopt controllable silicon, its control rate is fast, long service life.In the present embodiment, nine groups of gauge tap are produced on the wiring board, have increased integrated level, not only saved cost, and keep in repair, change conveniently.The 220V alternating current is divided into nine the tunnel and delivers on the corresponding signal lamp after the input of two wires, has realized that the structure of forceful electric power light current is separated, and security and reliability are able to bigger raising.
Referring to Fig. 6, in the present embodiment, the simulation display circuit is set, by string-and translation circuit (74LS164) constitute, the simulation display lamp is made up of positive light emitting diode altogether, and control signal is imported through 4 pin of interface 6LJ1 (4PIN), be connected to string-and translation circuit seal in end, 3 pin of interface 6LJ1 (4PIN) are introduced shift pulse, and LED control circuit is 164 shifted data circuit.
Native system is under normal circumstances kept work with the program of setting, and therebetween, available manual operation changes duty.In case need to recover, press reset key, can get back to former setting program.
Simulation display circuit in the native system can independently use, and utilizes its simulation display board to demonstrate, as traffic police's professional training, have the knack of the usefulness of operation.
Claims (3)
1, traffic control system for crossroad in urban area is made of control device and telltale, and described telltale comprises having left-hand rotation
, keep straight on ↑ and turn right
The command signal lamp (3) of three kinds of marking signals, the corresponding command signal stop line III (6) that is provided with is positioned on the controlled road junction, it is characterized in that, is provided with to have left-hand rotation equally
, keep straight on ↑ and turn right
Three kinds of marking signals, the marshalling signal lamp of synchronousing working with described command signal lamp (3), corresponding to each road junction command signal lamp (3), marshalling lamp II (2) and marshalling lamp I (1) are respectively arranged, the corresponding marshalling stop line II (5) that is provided with and organize into groups stop line I (4) with corresponding road surface, controlled road junction on, from command signal stop line III (6), depth setting near and far.
2, traffic control system for crossroad in urban area according to claim 1 is characterized in that:
A, described control device adopt the governor circuit that is made of single-chip microcomputer IC1 (89C2051), described single-chip microcomputer IC1, its port P1.0-P1.7, P3.0, P3.2 and P3.4 read keyboard signal through interface LJ1 (12PIN), in its port P3.1 output serial address and data, after optocoupler 10 (4N38), triode P1 amplify, D5 sends at plug, and sends simulation video data and shift pulse signal by port P3.5, P3.7 through interface LJ2 (4PIN);
B, between every group of marshalling signal lamp and described governor circuit, universal decoding scheme is set, this decoding scheme is made of single-chip microcomputer 4IC1 (89C2051) and row switch 4IC3, control signal by interface 4LJ1 (16PIN) end pin (13,12) input is connected to single-chip microcomputer 4IC1 port 4P3.0 through optocoupler 11, amplifier 4IC2:A, and single-chip microcomputer 4IC1 carries out signal in port 4P1.5-4P1.7,4P3.1-4P3.5 output;
C, described telltale adopt the gauge tap that is made of photoelectrical coupler 01-09 and bidirectional triode thyristor T1～T9.
3, traffic control system for crossroad in urban area according to claim 2, it is characterized in that being provided with the simulation display circuit, by string-and translation circuit (74LS164) constitute, the simulation display lamp is formed by being total to positive light emitting diode, control signal is through the 4 pin input of interface 6LJ1 (4PIN), be connected to string-and translation circuit seal in end, 3 pin of interface 6LJ1 (4PIN) are introduced shift pulse, LED control circuit is 164 shifted data circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97115854 CN1101580C (en) | 1997-09-02 | 1997-09-02 | Traffic control system for crossroad in urban area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97115854 CN1101580C (en) | 1997-09-02 | 1997-09-02 | Traffic control system for crossroad in urban area |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1210318A true CN1210318A (en) | 1999-03-10 |
| CN1101580C CN1101580C (en) | 2003-02-12 |
Family
ID=5173493
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97115854 Expired - Fee Related CN1101580C (en) | 1997-09-02 | 1997-09-02 | Traffic control system for crossroad in urban area |
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| Country | Link |
|---|---|
| CN (1) | CN1101580C (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003094129A1 (en) * | 2002-04-27 | 2003-11-13 | Qing Yao | A road system and a traffic control method |
| WO2004077377A1 (en) * | 2003-02-27 | 2004-09-10 | Shaopeng Yang | Road traffic control method and traffic facilities |
| CN100397435C (en) * | 2005-04-11 | 2008-06-25 | 云霄 | Crossroads traffic management control system |
| CN101615347A (en) * | 2009-07-20 | 2009-12-30 | 交通部公路科学研究所 | Processing method of traffic control data and device |
| CN102024329A (en) * | 2010-12-08 | 2011-04-20 | 江苏大学 | Coordination control method for crossroad left-turning pre-signal and straight-going successive signal |
| CN102354448A (en) * | 2011-07-28 | 2012-02-15 | 薛勇 | Method and system for controlling passing of road junction |
| CN102760362A (en) * | 2012-07-16 | 2012-10-31 | 黄宝文 | Intersection traffic control method capable of improving utilization rate of right entrance lane |
| CN103646554A (en) * | 2013-12-28 | 2014-03-19 | 丁可佳 | Pass system for setting stack area in central area of crossroads |
| CN106504546A (en) * | 2016-10-20 | 2017-03-15 | 湖南文理学院 | A kind of traffic lights with good stability direct traffic system |
| CN106683424A (en) * | 2015-11-06 | 2017-05-17 | 深圳市以捷创新科技有限公司 | Signal lamp array driving control system for intelligent electronic police traffic control system |
| WO2017157017A1 (en) * | 2015-11-06 | 2017-09-21 | 深圳市以捷创新科技有限公司 | Intersection traffic light circuit system for smart electronic police |
| CN108831167A (en) * | 2018-05-29 | 2018-11-16 | 昆明理工大学 | A kind of crossroad access lamp control system |
| EP3373269A4 (en) * | 2015-11-06 | 2019-07-10 | Shenzhen Yijie Innovative Technology Co., Ltd. | Drive control method for intersection traffic signal lamp array |
| US10431079B2 (en) | 2016-03-17 | 2019-10-01 | Shenzhen Yijie Innovative Technology Co., Ltd. | Driving control apparatus for intersection traffic light array |
-
1997
- 1997-09-02 CN CN 97115854 patent/CN1101580C/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003094129A1 (en) * | 2002-04-27 | 2003-11-13 | Qing Yao | A road system and a traffic control method |
| WO2004077377A1 (en) * | 2003-02-27 | 2004-09-10 | Shaopeng Yang | Road traffic control method and traffic facilities |
| CN100397435C (en) * | 2005-04-11 | 2008-06-25 | 云霄 | Crossroads traffic management control system |
| CN101615347A (en) * | 2009-07-20 | 2009-12-30 | 交通部公路科学研究所 | Processing method of traffic control data and device |
| CN102024329A (en) * | 2010-12-08 | 2011-04-20 | 江苏大学 | Coordination control method for crossroad left-turning pre-signal and straight-going successive signal |
| CN102354448A (en) * | 2011-07-28 | 2012-02-15 | 薛勇 | Method and system for controlling passing of road junction |
| CN102760362A (en) * | 2012-07-16 | 2012-10-31 | 黄宝文 | Intersection traffic control method capable of improving utilization rate of right entrance lane |
| CN103646554A (en) * | 2013-12-28 | 2014-03-19 | 丁可佳 | Pass system for setting stack area in central area of crossroads |
| WO2017157019A1 (en) * | 2015-11-06 | 2017-09-21 | 深圳市以捷创新科技有限公司 | Intersection traffic light driving system for smart electronic police |
| CN106683424A (en) * | 2015-11-06 | 2017-05-17 | 深圳市以捷创新科技有限公司 | Signal lamp array driving control system for intelligent electronic police traffic control system |
| WO2017157017A1 (en) * | 2015-11-06 | 2017-09-21 | 深圳市以捷创新科技有限公司 | Intersection traffic light circuit system for smart electronic police |
| WO2017157018A1 (en) * | 2015-11-06 | 2017-09-21 | 深圳市以捷创新科技有限公司 | Intersection traffic light driving system for smart electronic police |
| EP3373269A4 (en) * | 2015-11-06 | 2019-07-10 | Shenzhen Yijie Innovative Technology Co., Ltd. | Drive control method for intersection traffic signal lamp array |
| EP3370214A4 (en) * | 2015-11-06 | 2019-07-17 | Shenzhen Yijie Innovative Technology Co., Ltd. | Intersection traffic light array drive control device |
| US10621862B2 (en) | 2015-11-06 | 2020-04-14 | Shenzhen Yijie Innovative Technology Co., Ltd. | Driving control method and apparatus for intersection traffic light array |
| US10431079B2 (en) | 2016-03-17 | 2019-10-01 | Shenzhen Yijie Innovative Technology Co., Ltd. | Driving control apparatus for intersection traffic light array |
| CN106504546A (en) * | 2016-10-20 | 2017-03-15 | 湖南文理学院 | A kind of traffic lights with good stability direct traffic system |
| CN108831167A (en) * | 2018-05-29 | 2018-11-16 | 昆明理工大学 | A kind of crossroad access lamp control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1101580C (en) | 2003-02-12 |
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