CN203012973U - Red and yellow light signal detection control panel in electronic police system - Google Patents
Red and yellow light signal detection control panel in electronic police system Download PDFInfo
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- CN203012973U CN203012973U CN 201220677702 CN201220677702U CN203012973U CN 203012973 U CN203012973 U CN 203012973U CN 201220677702 CN201220677702 CN 201220677702 CN 201220677702 U CN201220677702 U CN 201220677702U CN 203012973 U CN203012973 U CN 203012973U
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Abstract
The utility model relates to a red and yellow light signal detection control panel in an electronic police system, which comprises a red and yellow light signal input interface module arranged on the control panel. A bridge rectifying circuit module, an optical coupler converting circuit module and a central control module are further arranged on the control panel. The red and yellow light signal input interface module is sequentially connected with the bridge rectifying circuit module, the optical coupler converting circuit module and the central control module through a back plate bus. By adopting the above-mentioned structure, the red and yellow light signal detection control panel in the electronic police system can improve the anti-interference capabilities, the reliability and the security of the system. The detection control panel can further respond to restriction requirements for simultaneously turning on a red light and a yellow light in a different way in line with different market demands so as to effectively ensure real-time detection and control on signals of the electronic police system. The detection control panel has the characteristics of simple practical structure, flexible convenient installation, relatively low power consumption cost, relatively high system reliability and safety, stable working performance and relatively wide application range.
Description
Technical field
The utility model relates to intelligent transportation apparatus field field, and particularly electronic police system control technology field, refer to that specifically the reddish yellow modulating signal in a kind of electronic police system detects control panel.
Background technology
The development of modern city, along with the increase of city vehicle, people, car, road triadic relation's coordination has become the major issue that vehicle supervision department faces.Electronic police has obtained applying energetically as the important component part of intelligent transportation system.Making a dash across the red light according to statistics and occupy very big ratio in traffic violations, and be considered to one of key factor of accident always, is a kind of means of safeguarding easily traffic safety so ban with the electronic police supervisory system phenomenon of making a dash across the red light.
And the reddish yellow lamp plate in electronic police has played key link in illegal record candid photograph process.The reliability of red signal and real-time Transmission, how red, the steady yellow access of complex crossing, effectively logic judgement processing waits these demands, has higher requirement for the design of integrated circuit board.
The independent device that red light plate in conditional electronic police just separates forms, and does not have MCU to control, and logic is also simple 74 family chips, and its result only has single IO mouth output.The stability of discrete device co-ordination can not guarantee, as runs into certain part of devices operation irregularity, will affect the normal operation of whole system, and is difficult to fast quick-recovery.
The utility model content
The purpose of this utility model is to have overcome above-mentioned shortcoming of the prior art, provide that a kind of signal real-time measure and control that can effectively guarantee electronic police system, simple and practical, convenient and flexible installation, power consumption cost are lower, system reliability and security is higher, stable work in work, the scope of application comparatively widely the reddish yellow modulating signal in electronic police system detect control panel.
In order to realize above-mentioned purpose, the reddish yellow modulating signal in electronic police system of the present utility model detects control panel and has following formation:
Reddish yellow modulating signal in this electronic police system detects control panel, comprise the reddish yellow modulating signal input interface module that is arranged on this control panel, its principal feature is, also be provided with bridge heap rectification circuit module, optocoupler change-over circuit module and central control module on described control panel, described reddish yellow modulating signal input interface module is connected with central control module with described bridge heap rectification circuit module, optocoupler change-over circuit module successively by core bus.
The bridge heap rectification circuit module that reddish yellow modulating signal in this electronic police system detects in control panel is FAIRCHILDDF10S bridge heap rectification chip.
The optocoupler change-over circuit module that reddish yellow modulating signal in this electronic police system detects in control panel is the TLP521-4 opto-coupler chip.
The central control module that reddish yellow modulating signal in this electronic police system detects in control panel is Cortex-M0 kernel LPC11C12 microcontroller.
The core bus that reddish yellow modulating signal in this electronic police system detects in control panel is the CAN communication bus.
The core bus that reddish yellow modulating signal in this electronic police system detects in control panel also includes the RS485 communication bus.
Reddish yellow modulating signal in this electronic police system detects on control panel and also is provided with the IO output interface module, and described IO output interface module is connected with described central control module by described core bus.
Reddish yellow modulating signal in this electronic police system detects on control panel and also is provided with the watchdog circuit module, and described watchdog circuit module is connected with described central control module by described core bus.
It is the 3U subrack structure that reddish yellow modulating signal in this electronic police system detects control panel.
adopted the reddish yellow modulating signal in the electronic police system of this utility model to detect control panel, due to the microcontroller that has wherein adopted central control module, use simultaneously bridge heap DF10S(FAIRCHILD) four IN4007 before replacing it, optocoupler select TLP521-4 integrated four optocouplers replace original deficiency of one tunnel of only having, and employing CAN Industry Standard Architecture protocol transmission, improved the antijamming capability of system, by high speed photo coupling isolated data circuit, reliability and the security of system have further been improved, the Anti-surging design takes into full account, the assurance system is safe and reliable work under rugged surroundings, the also integrated communication modes of RS485 bus in this control panel, when the CAN transmission will replace signal transmission by the RS485 communication when breaking down, and can be for the different demands in market to red, amber light bright requirement for restriction is simultaneously made different responses, red for different situations in design of hardware and software, the yellow-green lamp logic judges respectively and exports, thereby can effectively guarantee the signal real-time measure and control of electronic police system, simple and practical, convenient and flexible installation, the power consumption cost is lower, system reliability and security are higher, stable work in work, the scope of application is comparatively extensive.
Description of drawings
Fig. 1 is that the reddish yellow modulating signal in electronic police system of the present utility model detects the high-level schematic functional block diagram in control panel.
Fig. 2 is the course of work schematic diagram that the reddish yellow modulating signal in electronic police system of the present utility model detects control panel.
Embodiment
In order more clearly to understand technology contents of the present utility model, describe in detail especially exemplified by following examples.
See also shown in Figure 1, reddish yellow modulating signal in this electronic police system detects control panel, comprise the reddish yellow modulating signal input interface module that is arranged on this control panel, wherein, also be provided with bridge heap rectification circuit module, optocoupler change-over circuit module and central control module on described control panel, described reddish yellow modulating signal input interface module is connected with central control module with described bridge heap rectification circuit module, optocoupler change-over circuit module successively by core bus.
Wherein, described bridge heap rectification circuit module is FAIRCHILD DF10S bridge heap rectification chip, and described optocoupler change-over circuit module is the TLP521-4 opto-coupler chip, and described central control module is Cortex-M0 kernel LPC11C12 microcontroller.
Simultaneously, described core bus is the CAN communication bus, and this core bus also includes the RS485 communication bus.
Moreover, the reddish yellow modulating signal in this electronic police system detects on control panel and also is provided with the IO output interface module, and described IO output interface module is connected with described central control module by described core bus; Simultaneously, the reddish yellow modulating signal in this electronic police system detects on control panel and also is provided with the watchdog circuit module, and described watchdog circuit module is connected with described central control module by described core bus.
For the ease of installing, the reddish yellow modulating signal in this electronic police system detects control panel and adopts the 3U subrack structure.
In the middle of reality is used, adopted the very high chip Cortex-M0 kernel LPC11C12 microcontroller of cost performance in the utility model, frequency of operation is up to 50MHz, and is low in energy consumption to 130uA/MHz, and possesses the CAN bus controller and carry out data transmission; Veneer adopts bridge heap DF10S(FAIRCHILD on the other hand) four IN4007 before replacing it; Optocoupler select TLP521-4 integrated four optocouplers replace original deficiency of one tunnel of only having; The encapsulation that safety capacitance selection size is less realizes increasing red, amber light way on PCB area constant basis as far as possible; Adopt CAN Industry Standard Architecture protocol transmission, improved the antijamming capability of system.Pass through simultaneously high speed photo coupling isolated data circuit, the reliability and the security that have further improved system; The Anti-surging design takes into full account, the safe and reliable work under rugged surroundings of assurance system; Wherein veneer is the also integrated communication modes of RS485 is when the CAN transmission will replace signal transmission by the RS485 communication when breaking down; The more important thing is for the different demands in market red, bright requirement for restriction of amber light while are made different responses, red, yellow-green lamp logic for different situations in design of hardware and software judge respectively and export.
Reddish yellow modulating signal in electronic police system of the present utility model detects control panel and adopts the 3U subrack structure, has the advantages such as expansibility, easy replaceability and bus interconnect architecture.The reddish yellow lamp plate is by red/amber light 220V AC signal access, and through the output of bridge rectifier circuit rear drive optocoupler, the system that is converted to needed 5V open collector output signal by the output of high-low level, shows having or not of red, amber light phase place; Consider simultaneously the demand of red/steady yellow long-distance transmissions, select CAN Industry Standard Architecture protocol transmission, improved the antijamming capability of system; Also increased in addition the RS485 communication, when the CAN transmission will replace the real-time Transmission signal by 485 communications when breaking down.This structure can be expanded system easily, even break down, alternative method is arranged also.
Reddish yellow lamp detection way to the monolithic integrated circuit board in hardware design has been carried out corresponding expansion, in order to reduce whole system integrated circuit board quantity, reduces the integrated circuit board cost.Veneer employing bridge heap DF10S(FAIRCHILD) replace it four front IN4007.Optocoupler select TLP521-4 integrated four optocouplers replace original deficiency of one tunnel of only having.The encapsulation that safety capacitance selection size is less realizes increasing reddish yellow lamp way on PCB area constant basis as far as possible.In addition, by high speed photo coupling isolated data circuit, further improved reliability and the security of system.The Anti-surging design takes into full account, the safe and reliable work under rugged surroundings of assurance system.
On the other hand, because the various demands in present market are different to the simultaneously bright requirement for restriction subsequent treatment of reddish yellow lamp, will adopt CORTEX M0 control chip that the reddish yellow green light logic of different situations is judged and exports in therefore new reddish yellow lamp control panel.See also shown in Figure 2, reddish yellow modulating signal in electronic police system of the present utility model detects control panel in practical work process, can select four kinds of mode of operations by toggle switch, namely Mode=00, represented test pattern: automatically sent red signal every 20 seconds.Mode=01, expression red light pattern: 6 tunnel independence red signals.Mode=10, expression reddish yellow lamp pattern: be divided into 3 groups, every group of 1 red 1 Huang.Mode=11 represents the reddish yellow green pattern: be divided into 2 groups, every group of 1 red 1 Huang 1 is green.
Integrated circuit board can communicate link detecting: the fault of communication link can be by the integrated circuit board active reporting.Integrated circuit board also possesses watchdog function simultaneously: for the problems such as software fault on veneer, all by the watchdog circuit on single board chip, realize the hardware reset of integrated circuit board.The integrated circuit board self-test procedure: the running status of analog machine, facilitate the field maintemance personnel by self-test procedure, the place of quick positioning question, and deal with problems.
The superiority that reddish yellow modulating signal in electronic police system of the present utility model detects control panel shows following several respects:
(1) use flexibly: can make different responses to red, bright requirement for restriction of amber light while according to the different demands in market, the reddish yellow green light logic for different situations in design of hardware and software judges and exports.Rig-site utilization that can integrated four class functional requirements.
(2) on the integrated circuit board hardware design, components selection improves: replace original paper such as the diode of single separation by bridge heap circuit; Replace the single channel optocoupler by integrated four road opto-coupler chips, reduced the individual devices failure rate.The encapsulation that safety capacitance selection size is less realizes increasing red, amber light way on PCB area constant basis as far as possible.Carried out corresponding expansion thereby the monolithic integrated circuit board is detected way, in order to reduce whole system integrated circuit board quantity, reduced costs.
(3) adopt CAN Industry Standard Architecture protocol transmission, improved the antijamming capability of system.Comparatively speaking, the multiple spot redundancy is also the UART(point-to-point transmission) and Industrial Ethernet (data transmission distance is short) be difficult to realize.Therefore, by the CAN bus, whole system is linked together, not only can guarantee the real-time transmission of red signal; Also can expand system easily.Pass through in addition high speed photo coupling isolated data circuit, the reliability and the security that have further improved system.The Anti-surging design takes into full account, the safe and reliable work under rugged surroundings of assurance system.
(4) integrated circuit board has increased CORTEX M0 control chip newly, has realized on market, the bright various demands such as restriction of reddish yellow lamp while being made different subsequent treatment.Hardware integration the communication modes of RS485, when CAN transmission will replace signal transmission by the RS485 communication when breaking down, have high failover capability.
(5) integrated circuit board can communicate link detecting: the fault of communication link can be reported by integrated circuit board.Integrated circuit board also possesses watchdog function: for the problems such as software fault on veneer, can by the watchdog circuit on single board chip, realize the hardware reset of integrated circuit board.The integrated circuit board self-test procedure: the running status of analog machine, facilitate the field maintemance personnel by self-test procedure, deal with problems in the place of quick positioning question.
Reddish yellow modulating signal in electronic police system of the present utility model detects control panel, structurally adopts the 3U subrack structure, has the advantages such as expansibility, easy replaceability and bus interconnect architecture.During power supply, car test and reddish yellow lamp plate satisfy the demands to the intelligentized requirement of modules, adopt the CAN bus interconnected between each module, the detection information of each integrated circuit board is directly passed on to corresponding rain cover, after rain cover is resolved the CAN bus message, control video camera and capture, and complete simultaneously the control of light filling.Picture after candid photograph passes to the center through the processing of intelligent camera by embedded host and switch.
Wherein the reddish yellow lamp plate is installed in the slotting cage of the interior 3U of cabinet, and its power supply is provided by backboard.Reddish yellow lamp data bus connection is connected on cabinet slot one end, the input plug-in unit (REDIN) of another termination reddish yellow lamp plate.Plug fixed screw after panel, the energising of opening system power switch.The pilot lamp correspondence is lighted when the data normal transmission.If run into burst deadlock problem, press the reset switch (RST) on panel.Reddish yellow lamp plate demands different from the scene can be controlled toggle switch and change present procedure, thereby realize on-the-spot different functions application.
adopted the reddish yellow modulating signal in above-mentioned electronic police system to detect control panel, due to the microcontroller that has wherein adopted central control module, use simultaneously bridge heap DF10S(FAIRCHILD) four IN4007 before replacing it, optocoupler select TLP521-4 integrated four optocouplers replace original deficiency of one tunnel of only having, and employing CAN Industry Standard Architecture protocol transmission, improved the antijamming capability of system, by high speed photo coupling isolated data circuit, reliability and the security of system have further been improved, the Anti-surging design takes into full account, the assurance system is safe and reliable work under rugged surroundings, the also integrated communication modes of RS485 bus in this control panel, when the CAN transmission will replace signal transmission by the RS485 communication when breaking down, and can be for the different demands in market to red, amber light bright requirement for restriction is simultaneously made different responses, red for different situations in design of hardware and software, the yellow-green lamp logic judges respectively and exports, thereby can effectively guarantee the signal real-time measure and control of electronic police system, simple and practical, convenient and flexible installation, the power consumption cost is lower, system reliability and security are higher, stable work in work, the scope of application is comparatively extensive.
In this instructions, the utility model is described with reference to its specific embodiment.But, still can make various modifications and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, instructions and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (9)
1. the reddish yellow modulating signal in an electronic police system detects control panel, comprise the reddish yellow modulating signal input interface module that is arranged on this control panel, it is characterized in that, also be provided with bridge heap rectification circuit module, optocoupler change-over circuit module and central control module on described control panel, described reddish yellow modulating signal input interface module is connected with central control module with described bridge heap rectification circuit module, optocoupler change-over circuit module successively by core bus.
2. the reddish yellow modulating signal in electronic police system according to claim 1 detects control panel, it is characterized in that, described bridge heap rectification circuit module is FAIRCHILD DF10S bridge heap rectification chip.
3. the reddish yellow modulating signal in electronic police system according to claim 1 detects control panel, it is characterized in that, described optocoupler change-over circuit module is the TLP521-4 opto-coupler chip.
4. the reddish yellow modulating signal in electronic police system according to claim 1 detects control panel, it is characterized in that, described central control module is Cortex-M0 kernel LPC11C12 microcontroller.
5. according to claim 1 to 4, the reddish yellow modulating signal in the described electronic police system of any one detects control panel, it is characterized in that, described core bus is the CAN communication bus.
6. the reddish yellow modulating signal in electronic police system according to claim 5 detects control panel, it is characterized in that, described core bus also includes the RS485 communication bus.
7. according to claim 1 to 4, the reddish yellow modulating signal in the described electronic police system of any one detects control panel, it is characterized in that, also be provided with the IO output interface module on described control panel, described IO output interface module is connected with described central control module by described core bus.
8. according to claim 1 to 4, the reddish yellow modulating signal in the described electronic police system of any one detects control panel, it is characterized in that, also be provided with the watchdog circuit module on described control panel, described watchdog circuit module is connected with described central control module by described core bus.
9. according to claim 1 to 4, the reddish yellow modulating signal in the described electronic police system of any one detects control panel, it is characterized in that, described control panel is the 3U subrack structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220677702 CN203012973U (en) | 2012-12-10 | 2012-12-10 | Red and yellow light signal detection control panel in electronic police system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220677702 CN203012973U (en) | 2012-12-10 | 2012-12-10 | Red and yellow light signal detection control panel in electronic police system |
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| CN203012973U true CN203012973U (en) | 2013-06-19 |
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| CN 201220677702 Expired - Lifetime CN203012973U (en) | 2012-12-10 | 2012-12-10 | Red and yellow light signal detection control panel in electronic police system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105843717A (en) * | 2016-04-05 | 2016-08-10 | 河北上元工控技术有限公司 | Interface detection protection circuit for lane controller |
| CN106945687A (en) * | 2016-12-27 | 2017-07-14 | 怀宁鑫橙信息技术有限公司 | A kind of method for designing of railway signal system |
| CN109933469A (en) * | 2017-12-15 | 2019-06-25 | 上海宝康电子控制工程有限公司 | For the automatic checkout equipment and method of hardware board in traffic signals equipment |
-
2012
- 2012-12-10 CN CN 201220677702 patent/CN203012973U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105843717A (en) * | 2016-04-05 | 2016-08-10 | 河北上元工控技术有限公司 | Interface detection protection circuit for lane controller |
| CN105843717B (en) * | 2016-04-05 | 2023-02-28 | 河北上元智能科技股份有限公司 | Interface detection protection circuit of lane controller |
| CN106945687A (en) * | 2016-12-27 | 2017-07-14 | 怀宁鑫橙信息技术有限公司 | A kind of method for designing of railway signal system |
| CN109933469A (en) * | 2017-12-15 | 2019-06-25 | 上海宝康电子控制工程有限公司 | For the automatic checkout equipment and method of hardware board in traffic signals equipment |
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Granted publication date: 20130619 |
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| CX01 | Expiry of patent term |