CN204713110U - The communication interlock system of railway station - Google Patents
The communication interlock system of railway station Download PDFInfo
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- CN204713110U CN204713110U CN201520451050.1U CN201520451050U CN204713110U CN 204713110 U CN204713110 U CN 204713110U CN 201520451050 U CN201520451050 U CN 201520451050U CN 204713110 U CN204713110 U CN 204713110U
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Abstract
The utility model provides a kind of communication interlock system of railway station, comprises indoor equipment and outdoor facility: indoor equipment comprises at least two safety-types interlocking main frames, Real-time Collection controlled device state and carry out interlocking s operation control to controlled device; At least two communication servers, realize the communication of indoor equipment and outdoor facility; Outdoor facility comprises: safety-type track switch module is used for controlling section rail; Safety-type signaling module is used for controlling segment signals lamp; Safety-type rail module is for gathering the vehicle occupied information of station section rail; Its by indoor equipment concentrated setting in indoor, outdoor facility is arranged in the other control box of controlled device, and outdoor facility is connected with indoor equipment communication network, decrease the use of a large amount of signal electrical connection cables, and modular mode cost low, occupy little space, engineering build up complexity reduce, construction costs low and during operation system maintenance cost low, thus reduce maintenance difficulties.
Description
Technical field
The utility model relates to Source of Railway Communication and Signalling field, in particular to the communication interlock system of railway station.
Background technology
Vehicle is the requisite vehicle of people's live and work, and the normal operation of vehicle, especially run the train on rail, then need control system special in railway station to control various driving route signal, to ensure the normal traveling of train.
The control system in a kind of railway station is provided in correlation technique, it adopts focus control mode, specifically comprise: computer interlock system, outdoor signal machine, switch machine and track section in signal tower control cabin, between the said equipment, all adopt signal cable to be electrically connected; Switch machine is for controlling section with a switch or switches, and outdoor signal cable is connected to indoor distributing terminal board, and controls switch machine etc. according to the control command of house computers interlock system.Wherein, house computers interlock system electrically drives unit block assembly rack, mains connection set etc. to form by man machine interface terminal, safety-type interlocking computing machine (abbreviation interlocking machine), safety-type I/O module (being called for short I/O module), safety-type signal.Man machine interface terminal assigns operational order to interlocking machine, interlocking machine receives this operational order, and interlocking computing is carried out to this operational order, and assign output command to I/O module, I/O module electrically drives combination according to output command by cable controlled signal, electrically drives and is combined through signal cable drived control outdoor signal equipment.
Contriver finds under study for action, control system in the railway station of prior art adopts central controlled mode, cause the cable of indoor and outdoor connection signal numerous, make system high at construction period cost, also make engineering construction work capacity loaded down with trivial details greatly, and during runing, system maintenance cost is high and maintenance difficulties is large.
Utility model content
The purpose of this utility model is the communication interlock system providing railway station, decrease a large amount of signal electrical connection cables, and modular mode cost is low, device type is few, take the interior space few, construction costs low and operation during system maintenance cost low, reduce maintenance difficulties.
First aspect, the utility model embodiment provides a kind of communication interlock system of railway station, comprising: indoor equipment and outdoor facility;
Indoor equipment comprises at least two safety-type interlocking main frames and at least two communication servers; Safety-type interlocking main frame, for receiving the status information of controlled device, carries out interlocking calculation process according to the operating order of status information to controlled device and according to result control cabin external equipment; Communication server and safety-type mainframe network of interlocking is connected, and the output command for interlocking calculation process being obtained is sent to outdoor facility and the real-time status information by outdoor facility is sent to safety-type interlocking main frame;
Outdoor facility is connected with communication server network, and outdoor facility comprises: safety-type track switch module, for controlling according to the rail of output command to default section; Safety-type signaling module, for controlling according to the signal lamp of output command to default section; Safety-type rail module, for gathering the rail occupied information of station section according to output command.
In conjunction with first aspect, the utility model embodiment provides the first possible embodiment of first aspect, and wherein, safety-type interlocking main frame comprises: safety computer;
Safety computer, comprising the central processor CPU that two independent synchronization run, for synchronously carrying out interlocking computing to controlled device, and exporting operation result at operation result homogeneous phase simultaneously; And when operation result is different, forbid exporting operation result and main frame of being interlocked by safety-type is set to faulty condition; And wireless communication module, for realizing data transmission with communication server.
In conjunction with the first possible embodiment of first aspect, the utility model embodiment provides the possible embodiment of the second of first aspect, and wherein, safety-type interlocking main frame is two.
The Redundant backup parallel running each other of two safety-type interlocking main frames; On each safety-type interlocking main frame, correspondence arranges a safety computer.
In conjunction with first aspect, the utility model embodiment provides the third possible embodiment of first aspect, and wherein, safety-type interlocking main frame also comprises:
Redundant power module, for providing power supply for safety-type interlocking main frame; Redundant power module comprises: redundant power interface is used for being electrically connected with external input power; The compatible EMC circuit of powered electromagnetic is electrically connected with redundant power interface; Redundant power primary module is electrically connected with EMC circuit; With, redundant power supply circuit is electrically connected with redundant power primary module;
With, redundancy communication interface module, for realizing the data communication between safety-type interlocking main frame and communication server.
In conjunction with first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect, and wherein, safety-type track switch module comprises:
Switch control circuit is electrically connected with switch machine, for monitoring the action current of switch machine in real time, and when action current transships and/or switch machine stall time automatically cut off the action power of switch machine;
Indication circuit is electrically connected with switch control circuit, for the location status according to the switch machine state table rod member gathered, obtains switch location state;
First communication module is electrically connected with switch control circuit;
With, the first lightning-protection module is electrically connected with switch control circuit.
In conjunction with the 4th kind of possible embodiment of first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect, and wherein, switch control circuit comprises:
First safety type relay circuit is electrically connected with switch machine, for monitoring the action current of switch machine in real time, and automatically cuts off the action power of switch machine when action current transships;
First safety-type driving circuit is electrically connected with the first safety type relay circuit;
With, arcing is evaded circuit and is electrically connected with the first safety type relay circuit, for when switch machine starts and shut down, suppresses the generation of electric arc.
In conjunction with first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect, and wherein, safety-type signaling module comprises:
Shunting safety type signaling module, for controlling shunting signal; Wherein, each shunting safety type signaling module is for controlling two frame shunting signals;
Connecing car safety-type signaling module, connecing car display machine for controlling; Wherein, each connects car safety-type signaling module for controlling a bridge joint car display machine.
In conjunction with the 6th kind of possible embodiment of first aspect, the utility model embodiment provides the 7th kind of possible embodiment of first aspect, and wherein, safety-type signaling module comprises:
Signal control circuit, for the riving condition that Real-Time Monitoring is current, and according to the output state of testing result control signal machine; Signal control circuit comprises: the second safety type relay circuit is used for being electrically connected with signal; Second safety-type driving circuit is electrically connected with the second safety type relay circuit; With, overload protecting circuit is electrically connected with the second safety-type driving circuit;
Filament current observation circuit is electrically connected with signal control circuit, for the filament current of Real-Time Monitoring current demand signal machine, and the state of state determination signal machine according to filament current;
Second communication module is electrically connected with signal control circuit;
With, the second lightning-protection module is electrically connected with signal control circuit.
In conjunction with first aspect, the utility model embodiment provides the 8th kind of possible embodiment of first aspect, and wherein, safety-type rail module comprises:
Sensor, is coupled for adopting electrical isolation and detects the AC track voltage of input, and be vdc by AC track voltage transitions;
Testing circuit is connected with sensor electrical, for Real-Time Monitoring track section, and isolates the output voltage of sensor and changes;
Railway voltage gathers lightning protection circuit and is electrically connected with testing circuit, for protecting the induction lightening from rail;
Current-limiting circuit is electrically connected with testing circuit, and the working current for limiting safety-type rail module is in normalized current scope;
With, the 3rd communication unit, for realizing the communication between safety-type rail module and communication server.
In conjunction with first aspect, the first possible embodiment of first aspect is to any one the possible embodiment in the 8th kind of possible embodiment of first aspect, the utility model embodiment provides the 9th kind of possible embodiment of first aspect, wherein, safety-type track switch module, safety-type signaling module, safety-type rail module includes: the safety-type MPU module with the microprocessor MPU system of two independent operatings, for the output command according to reception, generate control signal, and current carry out the MPU system failure controlled time, automatically switch in another MPU system.
The communication interlock system of a kind of railway station that the utility model embodiment provides, comprise: indoor equipment and outdoor facility, indoor equipment comprises: at least two safety-type interlocking main frames and at least two communication servers, outdoor facility comprises: safety-type track switch module, for controlling the rail of default section, safety-type signaling module, controls for the signal lamp of root to default section, safety-type rail module, for the rail occupied information of acquisition station place section, central controlled mode is adopted with the control system in railway station of the prior art, cause the cable of indoor and outdoor connection signal numerous, make system high at construction period cost, also make engineering construction work capacity loaded down with trivial details greatly, and the high and maintenance difficulties of system maintenance cost is compared greatly during runing, its by indoor equipment concentrated setting in indoor, outdoor facility is arranged in the other control chamber of controlled device, and outdoor facility is connected with indoor equipment communication network, decrease a large amount of special signal electrical connection cables, and modular mode cost is low, device type is few, take the interior space few, construction costs low and operation during system maintenance cost low, reduce maintenance difficulties.
For making above-mentioned purpose of the present utility model, feature and advantage become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation of the communication interlock system of a kind of railway station that the utility model embodiment provides;
Fig. 2 shows the structural representation of safety-type interlocking main frame and safety computer in the communication interlock system of a kind of railway station that the utility model embodiment provides;
Fig. 3 shows the structural representation of safety-type track switch module and switch control circuit in the communication interlock system of a kind of railway station that the utility model embodiment provides;
Fig. 4 shows the structural representation of the safety-type signaling module of the communication interlock system of a kind of railway station that the utility model embodiment provides;
Fig. 5 shows the structural representation of signal control circuit and safety-type rail module in the communication interlock system of a kind of railway station that the utility model embodiment provides;
Fig. 6 shows the pictorial diagram of the chain main frame of safety-type in the communication interlock system of a kind of railway station that the utility model embodiment provides.
Main element nomenclature:
1, indoor equipment; 2, outdoor facility; 11, safety-type interlocking main frame; 12, communication server; 13, safety-type track switch module; 14, safety-type signaling module; 15, safety-type rail module; 16, manipulator; 17, electric equipment maintenance machine; 18, communication front end processor; 101, redundancy communication interface module; 102, safety computer; 103, redundant power module; 104, switch control circuit; 105, indication circuit; 106, the first communication module; 107, the first lightning-protection module; 108, shunting safety type signaling module; 109, car safety-type signaling module is connect; 110, signal control circuit; 111, filament current observation circuit; 112, the second communication module; 113, the second lightning-protection module; 114, railway voltage gathers lightning protection circuit; 115, current-limiting circuit; 116, sensor; 117, testing circuit; 118, the 3rd communication unit; 119, the 3rd lightning-protection module; 1001, redundant power interface; 1002, power supply EMC circuit; 1003, redundant power primary module; 1004, redundant power supply circuit; 1005, the first safety type relay circuit; 1006, the first safety-type driving circuit; 1007, circuit is evaded in arcing; 1008, the second safety type relay circuit; 1009, the second safety-type driving circuit; 1010, overload protecting circuit.
Detailed description of the invention
Below in conjunction with accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on embodiment of the present utility model, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
In the configuration of traditional computer interlock system, apply more Special signal transmission cable, conventional systems facilities type and quantity all many, the high and engineering design of equipment manufacturing cost is complicated etc. all makes that construction is complicated, operation maintenance cost is high and maintenance difficulty is larger.
In order to solve the problems referred to above of traditional computer interlock system, the utility model provides a kind of communication interlock system of railway station, and based on the interlock system of communication, (Communication Based Computer Interlock System is called for short: CBCI) have employed embedded computer technology, network technology, control technology, railway signal technology the interior computer interlock system in a new generation station completely newly researched and developed with reference to Europe signal standards EN50126, EN50128, EN50129 and China railways signal correction standard.
As shown in Figure 1, the CBCI system in the utility model is by operating computing machine, electric equipment maintenance machine 17, based on communication security type interlocking main frame 11, communication server 12, based on the safety-type track switch module 13 communicated, forming with based on parts such as the safety-type rail module 15 communicated, safety-type redundant network and exchangees based on the safety-type signaling module 14 of communication.
It compared with prior art, its by indoor equipment 1 concentrated setting in indoor, outdoor facility 2 is arranged in the other control box of controlled device, and outdoor facility 2 is connected with indoor equipment 1 communication network, decrease a large amount of signal electrical connection cables, and modular mode cost is low, device type is few, take the interior space few, construction costs low and operation during system maintenance cost low, reduce maintenance difficulties.
Embodiment of the present utility model is as follows:
With reference to figure 1, the utility model provides a kind of communication interlock system of railway station, comprising: indoor equipment 1 and outdoor facility 2;
Indoor equipment 1 comprises: at least two safety-type interlocking main frames 11 (be two safety-type interlocking main frames 11 in Fig. 1, represent respectively with safety-type interlocking host A and safety-type interlocking host B) and at least two communication servers 12; Safety-type interlocking main frame 11, for the status information of real-time reception controlled device, carries out interlocking calculation process according to the operating order of the described status information received to described controlled device and controls described outdoor facility 2 according to result; Wherein, operating order is for controlling the action of controlled device; Communication server 12 (in Fig. 1 is two, represent with communication server B with communication server A respectively) be connected with safety-type main frame 11 network of interlocking, the output command for interlocking calculation process being obtained is sent to outdoor facility 2 and the real-time status information by outdoor facility 2 is sent to safety-type interlocking main frame 11;
Outdoor facility 2 is connected with communication server 12 network, and outdoor facility comprises: safety-type track switch module 13, for controlling according to the rail of described output command to default section; Safety-type signaling module 14, for controlling according to the signal lamp of described output command to default section; Safety-type rail module 15, for gathering the rail occupied information of station section according to described output command.
Concrete, indoor equipment 1 in the utility model is connected by communication network with outdoor facility 2, as passed through Fiber connection, by local area network connection etc., which save and use the connection of special electrical signal cable to take larger space, and the problem of the more random layout formed, and, when construction costs can not increase, reduce maintenance cost and the maintenance difficulties of system.
Concrete, the object that safety-type interlocking main frame 11 is at least two makes two or more equipment redundance unit each other, wherein when a fault, can be switched to another and proceed work.In like manner, the object that communication server 12 is at least two makes two or more equipment redundance unit each other, wherein when a fault, can be switched to another and proceed work.
Preferably, described interlocking communication server 12 in the present embodiment is two, two communication servers 12 are made up of the high-performance embedded computer module of employing and embedded bitcom, communication server 12 realizes the operation such as data transmit-receive, data encryption, protocol conversion, communication link control between safety-type interlocking main frame 11 and safety-type control module, two-server parallel running simultaneously, active and standby each other.
Safety-type interlocking main frame 11 is two, two interlocking main frame Redundant backup parallel runnings each other; When an interlocking main frame carries out control work, another interlocking main frame is according to control process synchrodata in real time; Each safety-type interlocking main frame 11 at least comprises two separate hardware software system, and when the interlocking main frame of work at present breaks down, another interlocking main frame carries out control and switches, and continues control work according to synchronous data.
Wherein, safety-type interlocking main frame 11 Real-time Collection controlled device status information and show; Staff then can see the status information of controlled device, and controls controlled device accordingly, namely to main frame transmit operation instruction; Main frame then carries out interlocking process according to this operating order, and works according to result control cabin external equipment 2.
Default section in the present embodiment is the default section that operating order correspondence controls, and it is the default section that staff selects voluntarily according to current situation.Wherein, controlling the rail of default section, can be control the point tongue etc. that switch machine locking presets section.The signal lamp of default section is controlled, as the output state of control signal lamp, as allowed current and block off traffic.
The utility model compared with prior art, its by indoor equipment 1 concentrated setting in indoor, outdoor facility 2 is arranged in the other control box of controlled device, and outdoor facility 2 is connected with indoor equipment 1 communication network, decrease a large amount of signal electrical connection cables, and modular mode cost is low, device type is few, take the interior space few, construction costs low and operation during system maintenance cost low, reduce maintenance difficulties.
With reference to figure 1 and Fig. 2, consider reasonableness and the simplicity of design, safety-type interlocking main frame 11 of the present utility model comprises: safety computer 102; Wherein, safety computer 102 comprises central processor CPU and the wireless communication module of two independent synchronization operations; Two CPU have complete independently hardware system, can run by independent synchronization; Wireless communication module, for realizing data transmission with communication server 12.
When safety computer 102 works, each CPU carries out interlocking computing to controlled device respectively, is compared by the operation result of operation result and another CPU in real time, and exports operation result when comparative result matches; And, when comparative result is different, forbid exporting operation result and main frame 11 of being interlocked by safety-type is set to faulty condition.
Concrete, safety computer 102 adopts Dual system CPU to build, each CPU system has complete independently treater, RAM (random access memory, random access memory), ROM (Read-Only Memory, read-only memory (ROM)), memory device, communication interface, bus and clock etc., and each CPU can independent operating.Adopt plate to carry high-speed communication interface communication between two CPU, realize the inner high speed data communication between two CPU.
When safety computer 102 works, separate interlocking computing between two CPU, and each CPU all by himself calculate operation result compared with the operation result of another CPU, export operation result when comparative result is identical, forbid time different exporting operation result and main frame being locked by Allianz being set to faulty condition.
It should be noted that the comparing function etc. between CPU is in fact redundant safety type interlocking software, this safety-type interlocking software is that communication interlock system carries out interlocking calculation process and control core software.Concrete, this safety-type interlocking software adopts Dual system framework, operates in two different CPU.Wherein, two cover redundancies interlocking kernel softwares adopt different systems, different language, different developer, the exploitation of different development platform, the same function of software simulating, and operation result adopts hardware and software mode to check, and only have that operation result is identical could be exported.This software has very high safe reliability, common mode Bug probability of occurrence≤10
-8below, adopt interface to exchange data between software module, forbid adopting global variable sharing data resources, software adopts " V " type iterative development, has very high safe reliability.
With reference to figure 1 and Fig. 2, preferably, in the communication interlock system of this railway station, safety-type interlocking main frame is two.
The Redundant backup parallel running each other of two safety-type interlocking main frames 11; On each safety-type interlocking main frame 11, correspondence arranges a safety computer 102;
When safety-type interlocking main frame 11 carries out control work, interlocking main frame 11 parallel running of another safety-type real-time synchronization data; When the current safety-type interlocking main frame 11 being in state of a control receives the different data message of interlocking computing comparative result while being in safety-type interlocking main frame 11 fault of state of a control (namely current), automatically switch to another safety-type main frame 11 of interlocking and work.
Concrete, safety computer 102 correspondence is arranged on a safety-type interlocking main frame 11, when a breakdown of main engine, is directly switch to another main frame, makes build process easy and convenience, and be also convenient to follow-up handling labor.
Further, with reference to figure 2, safety-type interlocking main frame 11 also comprises redundant power module 103; Redundant power module 103 is for providing power supply for safety-type interlocking main frame 11; Redundant power module 103 comprises: redundant power interface 1001 is electrically connected with external input power, for receiving external input power; Power supply EMC (Electro Magnetic Compatibility, electromagnetic compatibility) circuit 1002 is electrically connected with redundant power interface 1001, for carrying out filtering process to input power; Redundant power primary module 1003 is electrically connected with EMC circuit 1002, for input power being isolated into two-way and by the two-way independent current source of this two-way Power convert needed for work; Redundant power supply circuit 1004 is electrically connected with remaining power supply primary module 1003, for isolating the two-way independent current source after conversion, and this two-way independent current source is integrated into a road, with thinking that safety computer 102 is powered;
Safety-type interlocking main frame 11 also comprises redundancy communication interface module 101, for realizing the data communication between safety-type interlocking main frame 11 and communication server 12 communication.
Concrete, redundant power module 103: by redundant power interface 1001, the formations such as power supply EMC circuit 1002, redundant power primary module 1003, redundant power supply circuit 1004.From the power supply of different electrical power interface independently after EMC circuit, send into independently power supply primary module, input power is isolated and after being converted to the power supply met needed for evaluation work by power supply primary module, send into redundant power supply circuit 1004, two-way independent current source carries out isolating, being integrated into a road direction computer power supply by redundant power supply circuit 1004; Two-way power supply is completely separate, and when two-way power supply is all normal, redundant power supply circuit 1004 realizes load balancing automatically, if when wherein break down in a road, an other automatic full load in road is powered.
In the present embodiment, redundancy communication interface module 101 preferably adopts independent high speed redundancy communication passage and redundant server communication.
Wherein, the module integration in the safety-type interlocking main frame 11 in the present embodiment on circuit boards, and is assembled into the housing of an entity, as shown in Figure 6, in use, is positioned over indoor, saves a large amount of spaces.
It should be noted that, although specify that the order of connection of each device or module in safety-type interlocking main frame 11 in Fig. 2 in the present embodiment, in fact, the above-mentioned order of connection can be exchanged arbitrarily.
Further; with reference to figure 3; safety-type track switch module 13 in the present embodiment comprises: switch control circuit 104 can be electrically connected with switch machine; for monitoring the action current of switch machine in real time; and the action power of switch machine is automatically cut off when action current transships; and automatically cut off action power when switch machine stall, in order to protect switch machine.
Concrete, switch control circuit 104 adopts safety-type structure, evades circuit 1007 form by the first safety type relay circuit 1005, first safety-type driving circuit 1006 and arcing.Switch control circuit 104 can ensure and break down or under error situation, swinging to probability≤10 of hazardous side
-8.First safety type relay circuit 1005 adopts the guarantees such as multiple safety type relay logical combination, series connection, back production can stop at once when there is the output not meeting output intention.
First safety-type driving circuit 1006 is made up of isolation drive chip (as CPU etc.), diode, aerotron, electric capacity, resistance, small logic relay etc., each relay drives 4 road differential symmetry signals and interlock logic computing output relay by carrying MPU output from the plate in module in series, there is very strong antijamming capability, can ensure that circuit exports according to output intention, during arbitrary device fault, circuit swings to probability≤10 of hazardous side
-8.
Wherein, arcing is evaded circuit 1007 and can be ensured, when switch machine starts and shut down, control relay does not occur electric arc to have explosion prevention function service life at raising relay simultaneously, equipment is used in have the particular surroundings of requirement of explosion proof.
Concrete, switch control circuit 104 is monitoring switch machine action current in real time, and when current overload, circuit cuts off action power automatically; Automatically action power protection switch machine can be cut off when switch machine stall.
Indication circuit 105 is electrically connected with switch control circuit 104, obtains switch location state for the location status according to the switch machine state table rod member gathered;
Concrete, indication circuit 105 is by gathering switch machine state table rod member location status thus obtaining switch location state.Indication circuit 105 represents power supply by isolated form, represents that relay, locking position circuit, electric capacity, resistance etc. are formed.Indication circuit 105 can accurately detect switch location, probability of false detection≤10 under the faulty conditions such as broken string, short circuit, electric leakage, swinging cross
-8.
First communication module 106, for realizing the communication between switch control circuit 104 and communication server 12;
Concrete, for realizing the communication between track switch control module and server.Communication unit carries MPU module communication by the plate in bus and track switch control module, and adopt network and server communication to lead to, communication module is automatically set up and safeguarded communication link, for realizing the communication between track switch control module and server.When communication link set up unsuccessful or with plate carry MPU module communication break down time, track switch control module cuts off power source for switch control, and is fault locking states by track switch module installation, and now track switch module can not carry out any operation.
First lightning-protection module 107, for Real-Time Monitoring indication circuit working process and detecting that thunderstorm hour is released lightning current, in order to protect safety-type track switch module 13 (namely protecting the induction lightening produced).
Concrete, present three aspects of the acting body of the first lightning-protection module 107 in the present embodiment, 1, signaling module power work power lightning protection, 2, the lightning protection of signaling module communication network, 3, switch indication lightning protection.
Wherein, the module integration in the safety-type track switch module 13 in the present embodiment on circuit boards, and is assembled into the housing of an entity, in use, is positioned over equipment side to be controlled, saves a large amount of spaces.
It should be noted that, although specify that the order of connection of each device or module in safety-type track switch module 13 in Fig. 3 in the present embodiment, in fact, the above-mentioned order of connection can be exchanged arbitrarily.
Further, with reference to figure 4, in the present embodiment, safety-type signaling module 14 comprises: shunting safety type signaling module 108, for controlling shunting signal; Wherein, each shunting safety type signaling module 108 is for controlling two frame shunting signals; Connecing car safety-type signaling module 109, connecing car display machine for controlling; Wherein, each connects car safety-type signaling module 109 for controlling a bridge joint car display machine.
Further, with reference to figure 4, in the present embodiment, safety-type signaling module 14 comprises: signal control circuit 110, for the riving condition that Real-Time Monitoring is current, and according to the output state of testing result control signal machine; Wherein, the state of signal comprises the state of signal lamp.
Signal control circuit 110 comprises: the second safety type relay circuit 1008, for being electrically connected with signal, detects current riving condition in real time, and generates control signal according to testing result; Namely, when testing result is eligible, generate and allow current control signal; With when testing result does not meet pre-conditioned, generate the control signal (output state by signal lamp converts output prohibited state to) of block off traffic; Second safety-type driving circuit 1009 is electrically connected with the second safety type relay circuit 1008, and for generating drive singal according to control signal, and drive singal lamp carries out State-output according to corresponding pre-conditioned of testing result; Overload protecting circuit 1010 is electrically connected with the second safety-type driving circuit 1009, the electric current on Real-Time Monitoring signal lamp power supply, and cuts off electric current immediately when current overload;
Concrete, signal control circuit 110, is made up of the second safety type relay circuit 1008, second safety-type driving circuit 1009, overload protecting circuit 1010 etc.In signal control circuit 110, the second safety type relay circuit 1008 adopts multiple safety type relay logical combination, series connection, back production guarantee, occurring being transformed into the output of " forbidding " signal when not meeting the output exporting intention at once, export driving inhibit signal.Driving circuit is made up of isolation drive chip, diode, electric capacity, resistance etc., each relay drive input signal by carry from the plate in module MPU export 4 road differential symmetry signal transacting after control, there is very strong antijamming capability, can ensure that circuit is pressed and export intention output, during arbitrary device fault, circuit swings to probability≤10 of hazardous side
-8; Electric current on overload protecting circuit 1010 Real-Time Monitoring signal lighting power supply, cuts off electric current immediately when signal current transships, guard signal control module, connecting cable and signal.
Filament current observation circuit 111 is electrically connected with signal control circuit 110, for the filament current of Real-Time Monitoring current demand signal machine, and the state of state determination signal machine according to filament current;
Concrete, filament current observation circuit 111 for Real-Time Monitoring current demand signal machine filament current, according to filament current detection signal machine whether fracture of wire.Filament current detects and adopts electrical isolation technology for detection, can detect LED type signal in the market and bulb type signal when not increasing any external device.
Second communication module 112 is electrically connected with signal control circuit 110, for realizing the data communication between safety-type signaling module 14 and communication server 12;
Second lightning-protection module 113 is electrically connected with signal control circuit 110; for Real-Time Monitoring safety-type signaling module 14 working process and detecting that thunderstorm hour is released lightning current, in order to protect safety-type signaling module 14 (namely protecting the induction lightening produced).
Wherein, the module integration in the safety-type signaling module 14 in the present embodiment on circuit boards, and is assembled into the housing of an entity, in use, is positioned over equipment side to be controlled, saves a large amount of spaces.
It should be noted that, although specify that the order of connection of each device or module in safety-type signaling module 14 in Fig. 4 in the present embodiment, in fact, the above-mentioned order of connection can be exchanged arbitrarily.
Further, with reference to figure 5, in the present embodiment, safety-type rail module 15 comprises: sensor 116, is coupled and detects the AC track voltage of input, and be vdc by AC track voltage transitions for adopting electrical isolation; Testing circuit 117 is electrically connected with sensor 116, for Real-Time Monitoring track section, and isolates the output voltage of sensor 116 and changes; Railway voltage gathers lightning protection circuit 114 and is electrically connected with testing circuit 117, for carrying out actv. protection to the induction lightening from rail; Current-limiting circuit 115 is electrically connected with testing circuit 117, and the working current for limiting safety-type rail module 15 is in normalized current scope;
Concrete, railway voltage gathers the formations such as lightning protection circuit 114, current-limiting circuit 115, sensor 116, testing circuit 117.Each module has independently 8 alignment detection circuits 117, independently can detect 8 track sections simultaneously.
Wherein, railway voltage gathers lightning protection circuit 114 and is made up of devices such as gas-discharge tube, Anti-surging inductance, resistance, effectively can protect to the induction lightening from rail.Current-limiting circuit 115 is made up of resistance network, avoids too high voltages that track accesses and damages rail module; Sensor 116 adopts electrical isolation to be coupled and detects railway voltage, and is DC0-5V voltage by the AC track voltage transitions of input; Testing circuit 117 pairs of sensor 116 output informations are isolated and change, and wherein isolate two-way separate analogue signal and carry MPU module to plate, isolate a road signal and are converted to two-way independent switch amount signal by 480 principles and deliver to plate and carry MPU module.Testing circuit 117 adopts highly sensitive Cleaning Principle, namely have employed change of voltage detection technique at examination criteria voltage simultaneously, if railway voltage have dropped 70% expression track and " accounts for pressure " in 1 second, 70% represented " free time " 1 second inner orbit voltage rise.Track condition, railway voltage all carry MPU by plate and communication module is sent to server in real time.
Safety-type rail module 15 also comprises: the 3rd communication unit 118, for realizing the communication between safety-type rail module and communication server.3rd communication unit 118 carries MPU module communication by the plate in bus and rail module, and adopt the communication of network and communication server, communication module is automatically set up and safeguarded communication link, for realizing the communication between rail module and communication server.
3rd lightning-protection module 119, for Real-Time Monitoring safety-type rail module 15 working process and detecting that thunderstorm hour is released lightning current, in order to protect safety-type rail module 15.
Concrete, the 3rd lightning-protection module 119, it acts on two aspects, and 1, rail module power work power lightning protection, 2, the lightning protection of rail module communication network.
Concrete, two completely independently embedded type low-power consumption MPU system compositions, each MPU system adopts the microprocessor based on 8051 structures, and each MPU system has independently treater, bus, clock, I/O interface, communication interface, AD, house dog etc.Each MPU system has 16 way switch amount inputs, 16 way switch amounts outputs, 8 road analog inputs and 2 communication ports.Adopt 4 road differential symmetry signal control during MUP module controls relay, in order to improve safe reliability further, same MPU output signal must from two different pio chips, and such as output port 1 and output port 9 combine, and avoid occurring common mode fault.MPU module adopts bus and plate carrier communication module communication.
Concrete, safety-type rail module 15 Real-Time Monitoring track accounts for pressure/idle condition and railway voltage, by Real-time Collection railway voltage, rail module judges that whether current orbit section is idle.Rail module adopts highly sensitive Cleaning Principle effectively can improve detection sensitivity on original 480 track circuit bases, reduces the fault such as track section " red band ", " pressing not dead " to a great extent, reduces track circuit maintenance difficulty.Arrange in the signal transformer case (referred to as XB box, being outdoor conventional a kind of chamber in railway signal system) of outdoor track end.
Wherein for track circuit section, with red band, display equipment represents that the factors such as this track section has been in car seizure condition or faulty condition (as brittle fractures of rail, cable break, power fail etc.) is called " red band ", " pressing not dead " i.e. track circuit gets rusty by rail level, unholiness affect, when vehicle is pressed into, can not reliably short circuit, signal can not be provided normally show, be commonly called as track circuit and " press not dead ".After this problem can cause vehicle to be pressed into, but without the display of vehicle press-in on indoor control desk, cause electricity business equipment interlocking relation to lose efficacy, bury major hidden danger to traffic safety.
Wherein, the module integration in the safety-type rail module 15 in the present embodiment on circuit boards, and is assembled into the housing of an entity, in use, is positioned over equipment side to be controlled, saves a large amount of spaces.
It should be noted that, although specify that the order of connection of each device or module in safety-type rail module 15 in Fig. 5 in the present embodiment, in fact, the above-mentioned order of connection can be exchanged arbitrarily.
In addition, include in above-mentioned safety-type track switch module, safety-type signaling module and safety-type rail module: the safety-type MPU module with the microprocessor MPU system of two independent operatings, for the described output command according to reception, generate control signal and current carry out the MPU system failure controlled time, automatically switch in another MPU system.
As as described in above-described embodiment, safety-type track switch module can comprise switch control circuit etc., switch control circuit comprises the first safety type relay circuit and the first safety-type driving circuit etc., there is the output of control signal, therefore the safety-type MPU module by having the microprocessor MPU system of two independent operatings in the present embodiment realizes all relevant control work, and safety-type MPU module can exist with independent module, also above-mentioned module can be integrated into, or safety-type track switch module, in any one module in safety-type signaling module and safety-type rail module, meeting can according to output command, generation control signal.
In addition, consider that safety-type MPU module can the problem of fault, safety-type MPU module adopts two completely independently embedded type low-power consumption MPU system compositions, like this current carry out the MPU system failure controlled time, automatically switch in another MPU system.
Concrete, each MPU system has independently treater, bus, clock, I/O interface, communication interface, analog to digital conversion circuit AD circuit, house dog etc.Preferably, in the present embodiment, each MPU system has 16 way switch amount inputs, 16 way switch amounts outputs, 8 road analog inputs and 2 communication ports.4 road differential symmetry signal control are adopted during safety-type MPU module controls relay, in order to improve safe reliability further, same safety-type MPU module output signal must from two different pio chips, and such as output port 1 and output port 9 combine, and avoid occurring common mode fault.
Preferably, safety-type MPU module adopts bus and plate carrier communication module communication.When safety-type MPU module runs different embedded functional programs, perform different s operation control functions.
In addition, the communication interlock system of the railway station in the present embodiment, also comprises: manipulator 16, electric equipment maintenance machine 17, exchange and communication front end processor 17;
Manipulator 16 is electrically connected by Industrial Ethernet and safety-type main frame 11 of interlocking, for safety-type interlocking main frame 11 transmit operation instruction;
Electric equipment maintenance machine 17 is electrically connected, for monitoring the current state information of rail and train in real time by Industrial Ethernet and safety-type main frame 11 of interlocking;
Exchange or communication front end processor 17 are electrically connected by Industrial Ethernet and safety-type main frame 11 of interlocking, and to interlock the communication of main frame 11 for realizing other equipment and safety-type.
Brief description is carried out at the communication interlock system of the railway station provided the utility model below in conjunction with accompanying drawing 1:
CBCI system indoor equipment 1 comprises the composition such as safety-type interlocking main frame 11 (A, B be Redundant backup each other), communication server 12 (A, B be Redundant backup each other), manipulator 16, electric equipment maintenance machine 17, exchange based on communication.Outdoor facility 2 is made up of signal control module, track switch module, rail module etc.Communication bus is adopted to connect between indoor and outdoor equipment.
Signal control module, track switch control module, track circuit module etc. are arranged on according to requirement of engineering, in the other XB cable coupling box of institute's control convenience, direct and the standby equipment connection controlled of control module in box, being connected with adopting communication bus between control center, eliminating a large amount of signal electrical connection cable.
1, control center's indoor equipment 1
1) based on the interlocking main frame of communication
Often overlap CBCI system configuration two interlocking machines and A machine and B machine, A, B machine is active and standby each other, hot standby parallel running.Interlocking main frame adopts 2 to get 2 safety-type types structures, is provided with the complete separate CPU system of two cover hardware and softwares in every platform interlocking main frame, after two CPU computings are identical by bus to outdoor transmission control order.
2) communication server 12
Often overlap CBCI system standard configuration Communications service two, two hot standby work of communication server 12 are also active and standby each other.
2, outdoor facility 2
1) based on the safety-type track switch module 13 of communication
Safety-type track switch module 13 is the nucleus equipments controlling track switch, and switch control circuit 104, indication circuit, communication unit, 2 are got 2CPU, lightning-protection module etc. and have all been integrated in a module by track switch module, and a module completes control, the measuring ability of track switch.2 get 2 technology, duplex passage, dual processors, the output of two safety control circuit.Arrange outdoor in the other control box of switch machine.
2) safety-type signaling module 14
Safety-type signaling module 14 is core components that signal controls, signal control circuit 110, filament sensing circuit 117, communication unit, 2 are got 2CPU (or 2 take advantage of 2 to get 2CPU), lightning protection etc. and have all been integrated in a module by signaling module, signaling module is divided into shunting signal module and receiving signal module, a shunting signal module controls two frame shunting signal, a receiving signal module controls one bridge joint car display machine.Arrange outdoor in the other control box of signal.
3) safety-type rail module 15
Safety-type rail module 15 Real-Time Monitoring track accounts for pressure/idle condition and railway voltage, by Real-time Collection railway voltage, rail module judges that whether current orbit section is idle.Rail module adopts highly sensitive Cleaning Principle effectively can improve detection sensitivity on original 480 track circuit bases, reduces the fault such as track section " red band ", " pressing not dead " to a great extent, reduces track circuit maintenance difficulty.Arrange in outdoor track receiving end XB box.
The communication interlock system of the railway station that the utility model provides, can bring following beneficial effect:
1, adopt communications optical cable to be connected with indoor signal main frame, signal cable declines about 80%.
2, control cabin takes up room reduction by 50%.
3, overall system cost reduces by 30%.
4, design, installation, debugging, operation maintenance difficulty is reduced.
In several embodiments that the application provides, should be understood that disclosed system, apparatus and method can realize by another way.Device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, again such as, multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some communication interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described module illustrated as separating component can or may not be physically separates, and the parts as module display can be or may not be physical location, namely can be positioned at a place, or also can be distributed on multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the utility model can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.
If described function using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part of the part that the technical solution of the utility model contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be Personal Computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the utility model.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only detailed description of the invention of the present 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; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (10)
1. a communication interlock system for railway station, is characterized in that, comprising: indoor equipment and outdoor facility;
Described indoor equipment comprises at least two safety-type interlocking main frames and at least two communication servers; Described safety-type interlocking main frame, for receiving the status information of controlled device, carries out interlocking calculation process according to the operating order of described status information to described controlled device and controls described outdoor facility according to result; Described communication server and described safety-type mainframe network of interlocking is connected, and the output command for interlocking calculation process being obtained is sent to described outdoor facility and the real-time status information by outdoor facility is sent to described safety-type interlocking main frame;
Described outdoor facility is connected with described communication server network, and described outdoor facility comprises: safety-type track switch module, for controlling according to the rail of described output command to default section; Safety-type signaling module, for controlling according to the signal lamp of described output command to default section; Safety-type rail module, for gathering the rail occupied information of station section according to described output command.
2. the communication interlock system of railway station according to claim 1, is characterized in that, described safety-type interlocking main frame comprises: safety computer;
Described safety computer comprises: the central processor CPU that two independent synchronization run, and for synchronously carrying out interlocking computing to described controlled device, and exports operation result at operation result homogeneous phase simultaneously; And when operation result is different, forbid exporting operation result and main frame of being interlocked by safety-type is set to faulty condition; And wireless communication module, for realizing data transmission with described communication server.
3. the communication interlock system of railway station according to claim 2, is characterized in that, described safety-type interlocking main frame is two,
The Redundant backup parallel running each other of two described safety-type interlocking main frames; On each safety-type interlocking main frame, correspondence arranges a described safety computer.
4. the communication interlock system of railway station according to claim 1, is characterized in that, described safety-type interlocking main frame also comprises:
Redundant power module, for providing power supply for described safety-type interlocking main frame; Described redundant power module comprises: redundant power interface is used for being electrically connected with external input power; The compatible EMC circuit of powered electromagnetic is electrically connected with described redundant power interface; Redundant power primary module is electrically connected with described EMC circuit; With, redundant power supply circuit is electrically connected with described redundant power primary module;
With, redundancy communication interface module, for realizing the data communication between described safety-type interlocking main frame and described communication server.
5. the communication interlock system of railway station according to claim 1, is characterized in that, described safety-type track switch module comprises:
Switch control circuit is electrically connected with switch machine, for monitoring the action current of switch machine in real time, and when described action current overload and/or described switch machine stall time automatically cut off the action power of switch machine;
Indication circuit is electrically connected with described switch control circuit, for the location status according to the switch machine state table rod member gathered, obtains switch location state;
First communication module is electrically connected with described switch control circuit;
With, the first lightning-protection module is electrically connected with described switch control circuit.
6. the communication interlock system of railway station according to claim 5, is characterized in that, described switch control circuit comprises:
First safety type relay circuit is electrically connected with described switch machine, for monitoring the action current of switch machine in real time, and automatically cuts off the action power of switch machine when described action current overload;
First safety-type driving circuit is electrically connected with described first safety type relay circuit;
With, arcing is evaded circuit and is electrically connected with described first safety type relay circuit, for when switch machine starts and shut down, suppresses the generation of electric arc.
7. the communication interlock system of railway station according to claim 1, is characterized in that, described safety-type signaling module comprises:
Shunting safety type signaling module, for controlling shunting signal; Wherein, shunting safety type signaling module described in each is for controlling two frame shunting signals;
Connecing car safety-type signaling module, connecing car display machine for controlling; Wherein, car safety-type signaling module is connect described in each for controlling a bridge joint car display machine.
8. the communication interlock system of railway station according to claim 7, is characterized in that, described safety-type signaling module comprises:
Signal control circuit, for the riving condition that Real-Time Monitoring is current, and controls the output state of described signal according to testing result; Described signal control circuit comprises: the second safety type relay circuit is used for being electrically connected with signal; Second safety-type driving circuit is electrically connected with described second safety type relay circuit; With, overload protecting circuit is electrically connected with described second safety-type driving circuit;
Filament current observation circuit is electrically connected with described signal control circuit, for the filament current of Real-Time Monitoring current demand signal machine, and determines the state of described signal according to the state of described filament current;
Second communication module is electrically connected with described signal control circuit;
With, the second lightning-protection module is electrically connected with described signal control circuit.
9. the communication interlock system of railway station according to claim 1, is characterized in that, described safety-type rail module comprises:
Sensor, is coupled for adopting electrical isolation and detects the AC track voltage of input, and be vdc by described AC track voltage transitions;
Testing circuit is connected with described sensor electrical, for Real-Time Monitoring track section, and isolates the output voltage of described sensor and changes;
Railway voltage gathers lightning protection circuit and is electrically connected with described testing circuit, for protecting the induction lightening from rail;
Current-limiting circuit is electrically connected with described testing circuit, and the working current for limiting safety-type rail module is in normalized current scope;
With, the 3rd communication unit, for realizing the communication between described safety-type rail module and described communication server.
10. the communication interlock system of the railway station according to claim 1-9 any one, it is characterized in that, described safety-type track switch module, described safety-type signaling module, described safety-type rail module include: the safety-type MPU module with the microprocessor MPU system of two independent operatings, for the described output command according to reception, generate control signal, and current carry out the MPU system failure controlled time, automatically switch in another MPU system.
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| CN201520451050.1U CN204713110U (en) | 2015-06-26 | 2015-06-26 | The communication interlock system of railway station |
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| CN201520451050.1U CN204713110U (en) | 2015-06-26 | 2015-06-26 | The communication interlock system of railway station |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740999A (en) * | 2016-12-26 | 2017-05-31 | 合肥工大高科信息科技股份有限公司 | All-electronin computer interlock system based on performing module redundancy |
| CN108749855A (en) * | 2018-04-10 | 2018-11-06 | 浙江众合科技股份有限公司 | All-electronin interlock system |
| CN109318948A (en) * | 2017-07-31 | 2019-02-12 | 比亚迪股份有限公司 | Computer locking system |
| WO2019029655A1 (en) * | 2017-08-11 | 2019-02-14 | 比亚迪股份有限公司 | Method and device for monitoring filament state of signal lamp device, and interlocking system |
| CN113353123A (en) * | 2021-05-27 | 2021-09-07 | 国能朔黄铁路发展有限责任公司 | Interlocking execution verification method and device, computer equipment and storage medium |
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2015
- 2015-06-26 CN CN201520451050.1U patent/CN204713110U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740999A (en) * | 2016-12-26 | 2017-05-31 | 合肥工大高科信息科技股份有限公司 | All-electronin computer interlock system based on performing module redundancy |
| CN109318948A (en) * | 2017-07-31 | 2019-02-12 | 比亚迪股份有限公司 | Computer locking system |
| WO2019029655A1 (en) * | 2017-08-11 | 2019-02-14 | 比亚迪股份有限公司 | Method and device for monitoring filament state of signal lamp device, and interlocking system |
| CN108749855A (en) * | 2018-04-10 | 2018-11-06 | 浙江众合科技股份有限公司 | All-electronin interlock system |
| CN113353123A (en) * | 2021-05-27 | 2021-09-07 | 国能朔黄铁路发展有限责任公司 | Interlocking execution verification method and device, computer equipment and storage medium |
| CN113353123B (en) * | 2021-05-27 | 2022-11-22 | 国能朔黄铁路发展有限责任公司 | Interlocking execution verification method and device, computer equipment and storage medium |
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