CN201145956Y

CN201145956Y - Solar energy wireless control street traffic light system

Info

Publication number: CN201145956Y
Application number: CNU2008200690223U
Authority: CN
Inventors: 张卫民
Original assignee: SHENGMAO PHOTOELECTRIC TECHNOLOGIES Co Ltd
Current assignee: SHENGMAO PHOTOELECTRIC TECHNOLOGIES Co Ltd
Priority date: 2008-01-18
Filing date: 2008-01-18
Publication date: 2008-11-05
Anticipated expiration: 2018-01-18

Abstract

The utility model provides a system which wirelessly controls cross-street sidewalk traffic signal lights by solar energy; the utility model comprises a solar energy power supply system as well as two one-way traffic signal light groups and two wireless traffic signal controllers the powers of which are supplied by the solar energy power supply system; the two one-way traffic light groups are respectively controlled by the two wireless traffic signal controllers to carry out wired control; synchronous control is carried out between the two wireless traffic signal controllers; the wireless traffic signal controller comprises a CPU plate, a display panel, a signal light drive plate, a wireless transmission module and an antenna; the CPU plate comprises an SCM and a series interface; the wireless traffic signal controller also comprises a pedestrian inductor interface connected with the SCM; a pedestrian inductor and a pedestrian cross-street requiring button are arranged at the one-way traffic light group and are connected with the passenger inductor interface. The automatic trigger function of pedestrian induction is added in the system, thus realizing the automatic induction control on the cross-street sidewalk.

Description

Solar energy radio was controlled street footpound force traffic lamp system

Technical field

The utility model relates to a kind of road traffic signal lamp system, specifically, has related to a kind of solar energy radio and has controlled street footpound force traffic lamp system.

Background technology

The existing street footpound force traffic lamp system of crossing mostly adopts the power supply of 220V power supply, and the traffic lights group of road both sides links to each other with traffic signal controlling machine by underground cable, implements line traffic control by traffic signal controlling machine; When pedestrian's street crossing, need the pedestrian to press street request button, system is just responded.

China Patent No. is " 200620032016.1 ", denomination of invention discloses a kind of traffic signal lamp system solar powered and control of realization wireless transmission that utilizes for the utility model patent of " solar energy radio control traffic signal lamp system ", though this system's technology maturation, be widely used, but can not satisfy the needs of special crossing traffic lamp system, especially be unsuitable for street footpound force traffic lamp system.

In order to solve the problem of above existence, people are seeking a kind of desirable technical solution always.

The utility model content

The purpose of this utility model is at the deficiencies in the prior art, thereby the solar energy radio that provides a kind of pedestrian of having to respond to automatic triggering function was controlled street footpound force traffic lamp system.

To achieve these goals, the utility model provides a kind of solar energy radio to control street footpound force traffic lamp system, comprise solar electric power supply system, two groups of one-way traffic signal lamp groups and two wireless traffic signal controllers by the solar electric power supply system power supply, wherein, two groups of one-way traffic signal lamp groups implement line traffic control by two described wireless traffic signal controllers respectively, implement synchro control between two described wireless traffic signal controllers, described wireless traffic signal controller includes CPU board, display panel, the signal lamp drive plate, wireless transport module and antenna, described CPU board includes single-chip microcomputer and serial line interface, described wireless traffic signal controller also comprises the pedestrian's inductor interface that is connected with described single-chip microcomputer, pedestrian's inductor and pedestrian's street crossing request button are installed on one-way traffic signal lamp group, and described pedestrian's inductor is connected described pedestrian's inductor interface with pedestrian's street crossing request button.

Described pedestrian's inductor comprises induction pilot lamp and infrared induction dash receiver.

The relative prior art of the utility model has substantive distinguishing features and progressive, specifically, following advantage is arranged:

1, adopt this system after, not be used in cable laying between the traffic signal controlling machine of road both sides, saved executive cost and engineering time;

2, this system is keeping having now under the prerequisite of street footpound force traffic lamp system repertoire, realized wireless transmission control, and increased the pedestrian and responded to automatic triggering function, realized crossing the automatic induction control of street People's Bank of China, can implement transmission control to People's Bank of China's bar screen lamp simultaneously, really reach requirement of actual application;

3, employing is solar powered, has saved electric power energy consumption, and the circuit design technique of system's employing low-power consumption, makes the utilization ratio of sun power reach best.

Description of drawings

Fig. 1 is the circuit block diagram of wireless traffic signal controller described in the utility model;

Fig. 2 is the circuit diagram of wireless traffic signal controller described in the utility model;

Fig. 3 is used for the scheme of installation at typical crossing for the utility model.

Embodiment

Below by the drawings and specific embodiments, the technical solution of the utility model is described in further detail.

As depicted in figs. 1 and 2, a kind of solar energy radio was controlled street footpound force traffic lamp system, comprised solar electric power supply system, by two groups of one-way traffic signal lamp groups and two wireless traffic signal controllers of solar electric power supply system power supply;

Wherein, two groups of one-way traffic signal lamp groups implement line traffic control by two described wireless traffic signal controllers respectively, implement synchro control between two described wireless traffic signal controllers.

Described solar electric power supply system comprises solar panel, charging circuit, power circuit, storage battery and battry storage cabinet, and wherein, the electric current of solar panel output is handled through charging circuit, flow to power circuit after, enter storage battery and store.

Give wireless traffic signal controller and the power supply of one-way traffic signal lamp group by the power circuit of described solar electric power supply system.

Described one-way traffic signal lamp group comprises automobile traffic signal lamp group and crosses street People's Bank of China bar screen lamp group, wherein, automobile traffic signal lamp group comprises automobile traffic signal lamp, bicycle lamp plate and the count-down device that is arranged on the traffic lights lamp stand, crosses street People's Bank of China bar screen lamp group and comprises People's Bank of China's bar screen controlling and driving plate, People's Bank of China's bar screen lamp and the housing thereof that is arranged on People's Bank of China's bar screen lamp stand.

Described People's Bank of China bar screen controlling and driving plate comprises single-chip microcomputer, 15 street lamp drivings and testing circuit, 15 street lamp driving interface and RS232 interface; Described single-chip microcomputer receives the control signal that the wireless traffic signal controller sends by the RS232 interface, through 15 street lamp driving interface, bar is shielded field and people's portable lighter control signal output to 15 street lamps and drive and testing circuit, drive People's Bank of China's bar screen lamp work by 15 street lamp driving circuits.

Described wireless traffic signal controller includes CPU board, pedestrian's inductor interface, display panel, signal lamp drive plate, wireless transport module SRWF-501, antenna and cabinet;

Described CPU board includes low-power scm MSP430F139, clock circuit DS1306, serial line interface MAX232, demonstration, keystroke interface 74HC245;

Wherein, three pin RXZS, the RXAN1 of described pedestrian's inductor interface J9, RXAN2 are connected respectively with pin P3.2, P1.4, the P1.5 of described low-power scm MSP430F139 by field effect transistor IRF540, two chip U3 (4N35) successively, on People's Bank of China's bar screen lamp stand of one-way traffic signal lamp group pedestrian's inductor and pedestrian's street crossing request button are installed, described pedestrian's inductor is connected described pedestrian's inductor interface with pedestrian's street crossing request button; Described pedestrian's inductor comprises induction pilot lamp and infrared induction dash receiver.

Operating personnel provide input instruction for the MSP430F139 single-chip microcomputer by button, carry out the setting of controlling schemes parameter; Clock circuit DS1306 provides time, date isochronon letter information for the MSP430F139 single-chip microcomputer; The MSP430F139 single-chip microcomputer outputs to the clock display panel to the clock information of handling, and the real-time status of belisha beacon is outputed on signal lamp drive plate and the 48 street lamp looks simulation display board; Simultaneously, the MSP430F139 single-chip microcomputer is given the wireless traffic signal controller of another direction by RS232 interface 2 by wireless transport module SRWF-501, antenna emission crossing control signal; Meanwhile, the MSP430F139 single-chip microcomputer is issued People's Bank of China's signal lamp group of this direction by RS232 interface 1 with control signal, and controls street People's Bank of China bar screen lamp.

During pedestrian's street crossing, in case enter induction zone, by being installed in the pedestrian's inductor on the bar screen lamp stand, automatically triggered street request button, this signal is passed to the SP430F139 single-chip microcomputer by pedestrian's inductor interface,, is let pass by the People's Bank of China's signal clearance scheme that is provided with in advance by it; People's Bank of China's signal is let pass a minimum vehicles discharging after the time after letting pass and finishing at least, could respond the street trigger request excessively of pedestrian's inductor next time.

As shown in Figure 3, when the utility model is installed at typical crossing, cross street footpound force traffic lamp system and comprise that 2 groups of automobile traffic signal lamp group A, 2 groups cross the bar screen lamp group B of street People's Bank of China, 2 wireless traffic signal controllers 4 and two groups of solar electric power supply systems.

Every group of automobile traffic signal lamp group A comprises 9, one antennas 17 of 1, one group of traffic lights lamp stand of one group of automobile traffic signal lamp.

Every group of solar electric power supply system comprises one group of solar panel 8, charging and power circuit, one group of storage battery 5 and one group of battry storage cabinet 6.

Cross the bar screen lamp group B of street People's Bank of China for every group and comprise that one is crossed street People's Bank of China bar screen 13, one groups of pedestrian's inductors of lamp and 7, People's Bank of China of pedestrian's button bar screen lamp stand 15.

Wireless traffic signal controller 4 is by antenna 17, wireless traffic signal controller 4 to the road opposite side transmits control signal, make the automobile traffic signal lamp group A and the bar screen lamp group B of People's Bank of China of its control road opposite side, make it according to the controlling schemes synchronous operation that sets.

Should be noted that at last: above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model; Although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.

Claims

1, a kind of solar energy radio was controlled street footpound force traffic lamp system, comprise solar electric power supply system, two groups of one-way traffic signal lamp groups and two wireless traffic signal controllers by the solar electric power supply system power supply, wherein, two groups of one-way traffic signal lamp groups implement line traffic control by two described wireless traffic signal controllers respectively, implement synchro control between two described wireless traffic signal controllers, described wireless traffic signal controller includes CPU board, display panel, the signal lamp drive plate, wireless transport module and antenna, described CPU board includes single-chip microcomputer and serial line interface, it is characterized in that: described wireless traffic signal controller also comprises the pedestrian's inductor interface that is connected with described single-chip microcomputer, pedestrian's inductor and pedestrian's street crossing request button are installed on one-way traffic signal lamp group, and described pedestrian's inductor is connected described pedestrian's inductor interface with pedestrian's street crossing request button.

2, solar energy radio according to claim 1 was controlled street footpound force traffic lamp system, it is characterized in that: described pedestrian's inductor comprises induction pilot lamp and infrared induction dash receiver.