CN201511981U - Interlocked track module circuit of all electronic computer - Google Patents
Interlocked track module circuit of all electronic computer Download PDFInfo
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- CN201511981U CN201511981U CN2009202098051U CN200920209805U CN201511981U CN 201511981 U CN201511981 U CN 201511981U CN 2009202098051 U CN2009202098051 U CN 2009202098051U CN 200920209805 U CN200920209805 U CN 200920209805U CN 201511981 U CN201511981 U CN 201511981U
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Abstract
The utility model provides an interlocked track module circuit of an all electronic computer, which comprises an acquisition circuit and a control circuit, wherein main circuits of an acquisition part comprise: an anti-lightning protection circuit, a signal frequency comparison circuit, an A/D acquisition circuit and a voltage comparison circuit; and the control circuit comprises a first microprocessor MCU1 and a second microprocessor MCU2; and the acquisition circuit is connected with the control circuit. The circuit greatly improves the safety and the reliability of the whole module.
Description
Technical field
The utility model relates to the railway signal control technical field, especially a kind of all electronic computer interlock track modular circuit.
Background technology
Flourish along with scientific and technological progress and railway transportation cause, the interlock system that is made of computing machine has obtained large-area popularization and use at the railway station of China.In railway signaling in station control field, using at present is to be the computer interlock system of actuating unit with the relay more widely.Full-Electronic Computer Interlocking System is started late, and this is a weak point.But, adopt the Full-Electronic Computer Interlocking System of intelligent performance element will become the developing direction of railway signal control along with the application of Eltec, the communication technology, control technology.
Summary of the invention
The purpose of this utility model is to overcome the shortcoming of prior art, provides a kind of safe reliability high all electronic computer interlock track modular circuit.
Full-Electronic Computer Interlocking System is core with the Computer Control Technology, based on the electronic power switch technology, adopts pioneering technologys such as compunication, automatic detection, realizes all railway signal control computer interlocking equipments of electronization.All electronic computer interlock track module adopts the electronics performance element to replace original gravity-type relay, possess skills that advanced person, volume are little, facility compact, powerful, outstanding feature such as indicating fault puts in place, module is can be charged hot-swappable, and the control circuit of all electronic computer interlock track module partly by repeatedly hardware-level logical relation output, has improved whole module safety and reliability greatly.
All electronic computer interlock track modular circuit of the present utility model mainly comprises Acquisition Circuit and control circuit;
Described Acquisition Circuit is used to gather the status information of outdoor track section, and this information is passed to control circuit in several ways; The main circuit of collecting part has: lightning protection circuit, s-f comparator circuit, A/D Acquisition Circuit and voltage comparator circuit etc.;
Described control circuit is two the first microprocessor MCU1 and the second microprocessor MCU2 with programing function, also comprises some accessory circuits, as: power circuit, watchdog circuit and circuit of VREF (Voltage Reference) etc. is provided resets.Two microprocessors keep clock synchronous by communication, make the result of output be consistent constantly.Control circuit receives the track section status information that Acquisition Circuit transmits, under the control of the two-way first microprocessor MCU1 and the second microprocessor MCU2, adopt multiple different algorithm to carry out computing, and the result is passed through repeatedly hardware-level logical relation export, the correct result of last module output.The first microprocessor MCU1 and the second microprocessor MCU2 can also receive the control command that network transmits simultaneously, the status information of track section can also be sent to external network.
A kind of all electronic computer interlock track modular circuit comprises Acquisition Circuit and control circuit, and the main circuit of collecting part has: lightning protection circuit, s-f comparator circuit, A/D Acquisition Circuit and voltage comparator circuit; Control circuit partly comprises the first microprocessor MCU1 and the second microprocessor MCU2; Acquisition Circuit connects control circuit.
All electronic computer interlock track modular circuit adopts the two-way microprocessor, i.e. the first microprocessor MCU1 and second microprocessor MCU2 control, and first microprocessor MCU1 is connected synchronously with the second microprocessor MCU2, keeps clock synchronous.
Described lightning protection circuit connects the s-f comparator circuit, and lightning protection circuit adopts pizo-resistance as lightning protection component.
Described s-f comparator circuit output signal is divided into four the tunnel, and wherein two-way is connected to first voltage comparator circuit and an A/D Acquisition Circuit; Wherein two-way is connected to second voltage comparator circuit and the 2nd A/D Acquisition Circuit in addition.
Described wherein first voltage comparator circuit is connected first microprocessor MCU1 respectively again with an A/D Acquisition Circuit.
Described wherein second voltage comparator circuit is connected the second microprocessor MCU2 respectively again with the 2nd A/D Acquisition Circuit.
Described first microprocessor MCU1 connects first safety and door, and first safety is connected the 3rd safety and door with door.
The described second microprocessor MCU1 connects second safety and door, and second safety is connected the 3rd safety and door with door.
Described first safety is connected to the 3rd safety and door with the door and second safety with door output.
Described control circuit part also comprises the circuit that resets watchdog circuit and VREF (Voltage Reference) is provided.
All electronic computer interlock track module described in the utility model and technology in the past relatively have following advantage:
1. single element fault all can make output results-driven secure side in the described all electronic computer interlock track module, meets the fail safe principle;
2. described all electronic computer interlock module is used multiple algorithm and hardware level feedback signal, and the track circuit status information of input is accurately measured;
3. this module control circuit adopts two CPU to carry out computing and checks in real time, and result of calculation guarantees output unanimity as a result by repeatedly hardware-level logical relation output, has improved the safety and the reliability of whole module;
4. MCU1 in the control circuit and MCU2 can receive the control command from external network, the status information of track section can also be sent to external network;
5. this module adopts dynamic type safety driving circuit, has improved the anti-interference resistance of module whole.
Description of drawings
Fig. 1 is the application principle figure of the utility model all electronic computer interlock track module;
Fig. 2 is the schematic circuit diagram of the utility model all electronic computer interlock track module.
The specific embodiment
The application principle figure of all electronic computer interlock track module of Fig. 1
Interlocking machine is passed to all electronic computer interlock track modular circuit by railroad track with signal.All electronic computer interlock track modular circuit model is decided to be HJ-AEPU-GD.
The schematic circuit diagram of all electronic computer interlock track module of Fig. 2
All electronic computer interlock track modular circuit comprises Acquisition Circuit and control circuit, and the main circuit of collecting part has: lightning protection circuit, s-f comparator circuit, A/D Acquisition Circuit and voltage comparator circuit; Control circuit partly comprises the first microprocessor MCU1 and the second microprocessor MCU2; Acquisition Circuit connects control circuit.
All electronic computer interlock track modular circuit adopts the two-way microprocessor, be the first microprocessor MCU1 and second microprocessor MCU2 control, first microprocessor MCU1 is connected synchronously with the second microprocessor MCU2, keeps clock synchronous, makes the result of output be consistent constantly.
Lightning protection circuit 1 connects s-f comparator circuit 2.
The status information of track circuit from outdoor track circuit receiving end through indoor junction box be input to all electronic computer interlock track module HJ-AEPU-GD (hereinafter to be referred as: the track module); at first pass through the lightning protection circuit 1 of track module Acquisition Circuit part; the lightning protection circuit 1 main pizo-resistance that adopts has improved the anti lightning infringement ability of track module as lightning protection component.The signal conveys of lightning protection circuit 1 is given s-f comparator circuit 2, the frequency of track circuit status information judged, and or not that the interfering signal of 50Hz filters out with frequency.Then this signal is divided into four the tunnel, is input to first voltage comparator circuit, an A/D Acquisition Circuit, second voltage comparator circuit and the 2nd A/D Acquisition Circuit respectively and handles.
Wherein two-way is connected to first voltage comparator circuit and an A/D Acquisition Circuit; Wherein two-way is connected to second voltage comparator circuit and the 2nd A/D Acquisition Circuit in addition.
Wherein first voltage comparator circuit is connected first microprocessor MCU1 respectively again with an A/D Acquisition Circuit.
Two-way second voltage comparator circuit is connected the second microprocessor MCU2 respectively again with the 2nd A/D Acquisition Circuit in addition.
First microprocessor MCU1 connects first safety and door, and first safety is connected the 3rd safety and door with door.
The second microprocessor MCU1 connects second safety and door, and second safety is connected the 3rd safety and door with door.
First safety is connected to the 3rd safety and door with the door and second safety with door output.
The 1 road signal enters first voltage comparator circuit, and this voltage of signals and predetermined value are compared.If this voltage of signals meets certain requirement, then impulse singla to the first safety of first voltage comparator circuit output certain frequency is handled with door and control circuit first microprocessor MCU1, otherwise 1 output of first voltage comparator circuit continues high level or low level.
After the 2 road signal is sampled by an A/D Acquisition Circuit, the resulting result that samples is sent among the control circuit first microprocessor MCU1, first microprocessor MCU1 receives two kinds of signals from first voltage comparator circuit and an A/D Acquisition Circuit, when judging that according to multiple different algorithm two kinds of incoming signals are all correct then, in impulse singla to the first safety and door of output characteristic frequency.Above-mentioned two kinds of signals that are input to first safety and door carry out first time checks, relatively more consistent back first safety and door output certain pulses signal to the three safety with.
Side by side, after the 3 road signal enters second voltage comparator circuit, also compare with predetermined value, if this voltage of signals meets the requirements, signal to the second safety of second voltage comparator circuit output certain frequency is calculated with door and the control circuit second microprocessor MCU2.
The 4 road signal is sampled by the 2nd A/D Acquisition Circuit, the result is sent to the control circuit second microprocessor MCU2 to be calculated, the second microprocessor MCU2 receives the signal from second voltage comparator circuit and the 2nd A/D Acquisition Circuit, utilizes multiple algorithm to judge and exports when incoming signal is correct in characteristic frequency impulse singla to the second safety and the door.Above-mentioned two kinds of signals that are input to second safety and door carry out first time checks, relatively more consistent back second safety and door output certain pulses signal to the three safety with.
At last, the signal specific of first safety and door and second safety and door output arrives the 3rd safety carries out second time with door and checks, if two kinds of signals are relatively more consistent, then the 3rd safety with export a final correct result.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily and replacement all should be encompassed within the protection domain of the present utility model.
Claims (10)
1. an all electronic computer interlock track modular circuit comprises Acquisition Circuit and control circuit, it is characterized in that the main circuit of collecting part has: lightning protection circuit, s-f comparator circuit, A/D Acquisition Circuit and voltage comparator circuit; Control circuit partly comprises the first microprocessor MCU1 and the second microprocessor MCU2; Acquisition Circuit connects control circuit.
2. all electronic computer interlock track modular circuit according to claim 1, it is characterized in that, all electronic computer interlock track modular circuit adopts the two-way microprocessor, be the first microprocessor MCU1 and second microprocessor MCU2 control, first microprocessor MCU1 is connected synchronously with the second microprocessor MCU2, keeps clock synchronous.
3. all electronic computer interlock track modular circuit according to claim 1 is characterized in that, described lightning protection circuit (1) connects s-f comparator circuit (2), and lightning protection circuit (1) adopts pizo-resistance as lightning protection component.
4. all electronic computer interlock track modular circuit according to claim 3 is characterized in that described s-f comparator circuit (2) output signal is divided into four the tunnel, and wherein two-way is connected to first voltage comparator circuit and an A/D Acquisition Circuit; Wherein two-way is connected to second voltage comparator circuit and the 2nd A/D Acquisition Circuit in addition.
5. all electronic computer interlock track modular circuit according to claim 4 is characterized in that described wherein first voltage comparator circuit is connected first microprocessor MCU1 respectively again with an A/D Acquisition Circuit.
6. all electronic computer interlock track modular circuit according to claim 4 is characterized in that described wherein second voltage comparator circuit is connected the second microprocessor MCU2 respectively again with the 2nd A/D Acquisition Circuit.
7. all electronic computer interlock track modular circuit according to claim 5 is characterized in that, described first microprocessor MCU1 connects first safety and door, and first safety is connected the 3rd safety and door with door.
8. all electronic computer interlock track modular circuit according to claim 6 is characterized in that, the described second microprocessor MCU1 connects second safety and door, and second safety is connected the 3rd safety and door with door.
9. according to claim 7 or 8 described all electronic computer interlock track modular circuits, it is characterized in that described first safety is connected to the 3rd safety and door with the door and second safety with door output.
10. all electronic computer interlock track modular circuit according to claim 1 is characterized in that, described control circuit part also comprises the circuit that resets watchdog circuit and VREF (Voltage Reference) is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202098051U CN201511981U (en) | 2009-09-21 | 2009-09-21 | Interlocked track module circuit of all electronic computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202098051U CN201511981U (en) | 2009-09-21 | 2009-09-21 | Interlocked track module circuit of all electronic computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201511981U true CN201511981U (en) | 2010-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202098051U Expired - Lifetime CN201511981U (en) | 2009-09-21 | 2009-09-21 | Interlocked track module circuit of all electronic computer |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890968A (en) * | 2010-07-23 | 2010-11-24 | 上海亨钧科技有限公司 | Computer interlocking system and operation method thereof |
| CN101905700A (en) * | 2010-07-23 | 2010-12-08 | 上海亨钧科技有限公司 | Computer interlocking system and working method thereof |
| CN101905701A (en) * | 2010-07-23 | 2010-12-08 | 上海亨钧科技有限公司 | Turnout execution unit of computer interlocking system and working method thereof |
| CN101913369A (en) * | 2010-07-23 | 2010-12-15 | 上海亨钧科技有限公司 | Signal execution unit of computer interlock system and working method thereof |
| CN102945023A (en) * | 2012-10-18 | 2013-02-27 | 上海亨钧科技有限公司 | Working method of railway signal terminal based on optical fiber communication |
| CN102946276A (en) * | 2012-10-18 | 2013-02-27 | 上海亨钧科技有限公司 | Special optical fiber hub for railway |
| CN105099630A (en) * | 2015-08-26 | 2015-11-25 | 黑龙江科技大学 | Fully-electronic computer interlocking information transmitting network system and transmitting method thereof |
| CN107878506A (en) * | 2017-09-20 | 2018-04-06 | 浙江浙大列车智能化工程技术研究中心有限公司 | A kind of all-electronin execution system applied to computer interlocking |
| CN109709930A (en) * | 2017-10-25 | 2019-05-03 | 株洲中车时代电气股份有限公司 | A kind of fault-safety principle control device and method |
-
2009
- 2009-09-21 CN CN2009202098051U patent/CN201511981U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890968A (en) * | 2010-07-23 | 2010-11-24 | 上海亨钧科技有限公司 | Computer interlocking system and operation method thereof |
| CN101905700A (en) * | 2010-07-23 | 2010-12-08 | 上海亨钧科技有限公司 | Computer interlocking system and working method thereof |
| CN101905701A (en) * | 2010-07-23 | 2010-12-08 | 上海亨钧科技有限公司 | Turnout execution unit of computer interlocking system and working method thereof |
| CN101913369A (en) * | 2010-07-23 | 2010-12-15 | 上海亨钧科技有限公司 | Signal execution unit of computer interlock system and working method thereof |
| CN101905700B (en) * | 2010-07-23 | 2012-01-18 | 上海亨钧科技有限公司 | Computer interlocking system and working method thereof |
| CN101905701B (en) * | 2010-07-23 | 2012-01-18 | 上海亨钧科技有限公司 | Turnout execution unit of computer interlocking system and working method thereof |
| CN101913369B (en) * | 2010-07-23 | 2012-01-18 | 上海亨钧科技有限公司 | Signal execution unit of computer interlock system and working method thereof |
| CN102945023A (en) * | 2012-10-18 | 2013-02-27 | 上海亨钧科技有限公司 | Working method of railway signal terminal based on optical fiber communication |
| CN102946276A (en) * | 2012-10-18 | 2013-02-27 | 上海亨钧科技有限公司 | Special optical fiber hub for railway |
| CN102945023B (en) * | 2012-10-18 | 2014-11-26 | 上海亨钧科技有限公司 | Working method of railway signal terminal based on optical fiber communication |
| CN102946276B (en) * | 2012-10-18 | 2015-04-08 | 上海亨钧科技有限公司 | Special optical fiber hub for railway |
| CN105099630A (en) * | 2015-08-26 | 2015-11-25 | 黑龙江科技大学 | Fully-electronic computer interlocking information transmitting network system and transmitting method thereof |
| CN107878506A (en) * | 2017-09-20 | 2018-04-06 | 浙江浙大列车智能化工程技术研究中心有限公司 | A kind of all-electronin execution system applied to computer interlocking |
| CN109709930A (en) * | 2017-10-25 | 2019-05-03 | 株洲中车时代电气股份有限公司 | A kind of fault-safety principle control device and method |
| CN109709930B (en) * | 2017-10-25 | 2020-09-25 | 株洲中车时代电气股份有限公司 | Fault guiding safety control device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI HENGJUN TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHANGHAI HENGJUN SCIENCE + TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 200949 Baoshan District, Shanghai, Shanghai Road, No. 8885 long hair Road, No. 58, No. Patentee after: SHANGHAI HENGJUN SCIENCE & TECHNOLOGY CO., LTD. Address before: 200949 Baoshan District, Shanghai, Shanghai Road, No. 8885 long hair Road, No. 58, No. Patentee before: Shanghai Hengjun Science & Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100623 |
|
| CX01 | Expiry of patent term |