CN206039242U - High -speed railway station sail operation safety card accuse system - Google Patents

Abstract

The utility model discloses a high -speed railway station sail operation safety card accuse system, it includes on -the -spot acquisition subsystem, data transmission subsystem and control administration subsystem, the control administration subsystem mainly comprise sail system service ware, on -the -spot acquisition subsystem is mainly become by sail management machine, sail affirmation machine and sail control mechanism, and the sail controller is used for realizing the control of sail the job action and gathers and go up wetting system running state parameter, the data transmission subsystem is used for realizing the data interchange between control administration subsystem and the on -the -spot acquisition subsystem. The utility model discloses have can long -range real time monitoring passenger train sail the on -the -spot production and operation situation of operation, sail running situation of the equipment, sail operation process state in order to realize wetting system operation management in the emergency control, and can provide real -time and historical sail operation data analysis statement to the beneficial effect of discovery sail operation in -process existing problems.

Description

Water job safety control system on a kind of high ferro station

Technical field

This utility model is related to a kind of safe control system, specifically a kind of peace for the train water operation of high ferro station Full control system.

Background technology

At present smooth, the safe control means of operation process are not or not the upper water operation process existence information communication channelss at high ferro station In place, the problems such as upper water service quality examination supervision is without scientific basis.It is aobvious prominent that this causes some to be related to the contradiction day of traffic safety Go out.

Solve the problems, such as above, needs are started with terms of normative operation flow process and reinforcement technique preventions two.

Several key points on should being directed in terms of technical equipment in water operation process, the multiple control handss of comprehensive Design Section, farthest reduces the security risk in upper water operation process, to reach the purpose for effectively lifting upper water service quality.

Specifically, scrap build should be realized with upgrading：Water operation process control system in construction, remotely can be supervised in real time Water operation field production and operation situation, upper wetting system ruuning situation, upper water operation process state, security control on control passenger train Upper wetting system operation management, in real time and in history water work data analytical statement is provided, to find to exist in upper water operation process Problem.

Additionally, in management aspect, water quality service valuation system, upper water on station should be set up with reference to Operation Mode Optimization Work flow standardized system and upper water job safety production system system, realize that station relevant departments make to water on passenger train Comprehensive security monitoring, upper water management, analysis and assessment, science, reasonably formulate station water assessment standard and examination body System.

The management of specification is the design considerationss of technical equipment and basis, and technical equipment is the important guarantor for raising the management level Barrier.On passenger train is realized during the safe and reliable of water operating system, economy and high efficiency operation on water job safety card The construction of control system is most important, but this field still suffers from many technological gaps at present.

Utility model content

For deficiencies of the prior art, the purpose of this utility model is：There is provided one kind remotely to supervise in real time On control passenger train, water operation field production and operation situation, upper wetting system ruuning situation, upper water operation process state (are particularly noted Whether extract, playback in the mouth of a river) to realize wetting system operation management in security control, and can provide in real time and in history that water is made Industry data analysiss form, to find in upper water operation process water job safety control system on high ferro station of problems.

To achieve these goals, this utility model employs following technical scheme.

Water job safety control system on a kind of high ferro station, it is characterised in that：It includes collection in worksite subsystem, data Transmission subsystem and monitoring management subsystem；

The monitoring management subsystem is mainly made up of water-feeding system server；

The collection in worksite subsystem mainly by upper hose manage machine, upper water confirm machine and upper water management mechanism into；Per bar Water management machine on N platforms is provided with single station track, and on 1 upper hose reason machine and 2 platforms, water confirms machine；The upper water management machine is used In the control of upper water Job Operations and the upper wetting system running state parameter of collection is realized, the upper water management machine passes through RS485 buses Machine is managed with upper hose and upper water confirms that machine realizes communication connection；Each upper hose reason machine being arranged on the single station track of each bar passes through ZigBee communication is realized communicating with centre management machine；

The data transmission sub-system is used for realizing that the data between monitoring management subsystem and collection in worksite subsystem are handed over Change, the data transmission sub-system is mainly made up of GPRS transmission module and 3G transport modules.

Further, the upper water management machine is connected with the feed pipe of station water supply station；Dock with water connector on train Upper water management machine upper water swivel at arrange position sensor；Upper water management function is remotely controlled upper water, upper water to train The machine information of closing down of upper water management machine is sent to upper hose reason machine by Control function；Water knot is provided with the upper water confirmation machine Beam display lamp.

Further, ZigBee module is also configured with upper water management machine, be configured in upper water management machine by described In ZigBee module water management function and upper hose reason machine, centre management machine, upper water confirm machine, giant-screen control display terminal and The hand-held control terminals of PDA carry out networking.Giant-screen control display terminal and the hand-held control terminals of PDA are arranged on platform.

Further, the upper water management machine includes singlechip controller, signals collecting input module, control signal output Module, RS485 communication modules and display module；The IO phases of the signal output part of signals collecting input module and singlechip controller Connection, the signal input part of signals collecting input module are connected with the outfan of each sensor；Control signal output module Signal input part be connected with the IO of singlechip controller.

Further, the signals collecting input module is made up of multiple signal isolation input circuits, the signal every Mainly it is made up of photo-coupler from input circuit.

The control signal output module is made up of multiple signal isolation output circuits, the signal isolation output circuit master To be made up of with relay photo-coupler, the input of the photo-coupler is the signal input part of control signal output module, The outfan of photo-coupler is connected with relay, the control signal of the upper wetting system of relay output.

The upper hose reason machine includes singlechip controller, RS485 communication modules and multipath LED drive circuit, the LED The input of drive circuit is connected with the IO of single-chip microcomputer.

Compared to existing technology, this utility model has the advantages that：

(1) this utility model water dispenser install sensor and signals collecting transport module on each, by wired side Formula, collecting upload by each track management machine carries out follow-up information processing.Specifically have the advantages that：1st, this reality With it is new can be with the various working conditions of effective monitoring water dispenser on each, it is possible thereby to judge the state of upper water operation；2nd, this reality Time can be started over as the examination standard of upper water service quality by each upper water dispenser operation with new；3rd, this practicality is new Type is transformed and is upgraded on the basis of water dispenser on existing, thus can be developed with upper water dispenser producer jointly, and equipment can be with Keep overall consistent, debug beneficial to construction and installation；4th, from now on due on high ferro station water dispenser lifetime terminate, equipment is carried out more During new transformation, on this utility model, water job safety control system equipment can be invested effective in the long run with most of reservation Property it is high, it is to avoid the waste of repeated construction.

(2) this utility model installs water operation confirmation machine on fixed in high ferro station station track, receives backstage push The upper water plan of water real-time update on the station track, it is to avoid potential safety hazard caused by upper water change of plan information communication is smooth.

Description of the drawings

Fig. 1 is water operation process control systematic functional structrue schematic diagram on this utility model；

Fig. 2 is upper water operation process control system acquisition Rotating fields figure of the present utility model；

Sensor parameters collection structure charts of the Fig. 3 for this utility model acquisition layer；

Fig. 4 is this utility model transport layer communication structure schematic diagram；

Fig. 5 is water management machine signal isolation input circuit structural representation on this utility model；

Fig. 6 is water management machine signal isolation output circuit structure schematic diagram on this utility model；

Fig. 7 is water job safety control system topology schematic diagram on this utility model；

Fig. 8 is water job sheet control schematic flow sheet on this utility model this utility model.

Specific embodiment

With reference to the accompanying drawings and detailed description this utility model is described in further detail.

First, system allomeric function demand analyses

The safe and reliable of water operating system, economy and high efficiency operation on passenger train is realized, is reached with " the Internet+" It is a system engineering that mode manages water service on passenger train, has both needed lift technique equipment, it is also desirable to improve management Pattern, is related to the every aspects such as personnel, equipment energy consumption, and certainly, what this utility model was solved is how to improve status of equipment, Efficiently upper water job safety control system is built, the functional characteristics analysis that the system should possess is as shown in table 1：

Water job safety control system function requirement analytical table on table 1, high ferro station

2nd, overall system architecture

As shown in figure 1, upper water operation process control system is mainly by collection in worksite layer subsystem, data transfer layer subsystem Constitute with monitoring management layer subsystem.

Monitoring management subsystem is used for the monitoring of the various operational factors for completing whole system, and sends corresponding control life Order, it is mainly made up of water-feeding system server and associated databases.

As shown in Fig. 2 collection in worksite subsystem mainly by upper hose manage machine, upper water confirm machine and upper water management mechanism into； Water management machine on N platforms is provided with the single station track per bar, and on 1 upper hose reason machine and 2 platforms, water confirms that (wherein N is big to machine In 2 natural number)；Upper water management machine is used for realizing the control of water Job Operations and gathers upper wetting system running state parameter, on Water management machine manages machine by RS485 buses and upper hose and upper water confirms that machine realizes communication connection；Water management machine configuration on per platform There is related sensor to carry out the collection of relevant parameter, the parameter unification of collection is packaged into corresponding data protocol frame and is sent to ZigBee buses, so that upper water confirms machine, track management machine is processed with centre management machine.

Additionally, minimum collecting unit of the upper water management machine as system, on each platform, water management machine is configured with correlation ZigBee module and track management machine, centre management machine, upper water confirm machine, large-size screen monitors control display terminal (platform), the hand-held cards of PDA Control terminal carries out networking.

Wherein, centre management machine can obtain the parameter information of water management machine collection on every station track in real time, and collect Water-feeding system director server is uploaded to by GPRS or 3G network, the persistent storage of related data is carried out, and is provided corresponding Interface externally issue, this kind of networking mode is constructed simple and reliable without the need for connecting up at a distance.

Data transmission sub-system is used for realizing the data exchange between monitoring management subsystem and collection in worksite subsystem, institute State data transmission sub-system to be mainly made up of GPRS transmission module and 3G transport modules.

Specifically, the function realized by each subsystem is as shown in table 2 with key work：

Function and key work analytical table that table 2, each subsystem are realized

3rd, each subsystem specific design main points of system

1st, acquisition layer designing points analysis

Collection in worksite subsystem is mainly managed machine, upper water by upper hose and confirms machine with upper water management mechanism into their quantity Illustrate above with set location, main elaboration is their circuit design main points data exchange ways here.

Upper water management machine includes that singlechip controller, signals collecting input module, control signal output module, RS485 lead to Letter module and display module；The signal output part of signals collecting input module is connected with the IO of singlechip controller, and signal is adopted The signal input part of collection input module is connected with the outfan of each sensor；The signal input part of control signal output module It is connected with the IO of singlechip controller.

Signals collecting input module is made up of multiple signal isolation input circuits, as shown in figure 5, signal isolation input circuit Mainly it is made up of photo-coupler.

Control signal output module is made up of multiple signal isolation output circuits, as shown in fig. 6, signal isolation output circuit Mainly it is made up of with relay photo-coupler, the input of the photo-coupler is the signal input of control signal output module End, the outfan of photo-coupler are connected with relay, the control signal of the upper wetting system of relay output.

Specifically, sensor acquisition argument structure as shown in figure 3, system acquisition layer parameter as shown in table 3, table 3 is mainly given Go out in the acquisition layer sensor type adopted by each capital equipment, the parameter gathered by each sensor, and each sensor Hardware communication interface mode.Table 4 furthermore present system acquisition layer communication configured transmission situation.

Table 3, system acquisition layer parameter list

Table 4, system acquisition layer communication configured transmission list

2nd, system transfers layer designing points analysis

The data transmission sub-system is used for realizing that the data between monitoring management subsystem and collection in worksite subsystem are handed over Change, the data transmission sub-system is mainly made up of GPRS transmission module and 3G transport modules.Its communication structure is as shown in Figure 4. System transfers layer communication configured transmission list is as shown in table 5.

5 system transfers layer communication configured transmission list of table

4th, upper water operation main process and system acquisition layer capital equipment workflow

As shown in Figure 7 and Figure 8, upper water operation main process is related to the various pieces of system, particularly system acquisition layer.

(1) water management machine on

1. go up water conservancy project trombone slide and inlet joint is docked with train water-filling nozzle.Control machine sends upper water to supervisor timing Joint location gathers information.All display lamps for going up water management machine are represented on supervisor all shows red.

2. remote control or upper water dispenser control panel open water on water valve.

3. go up water to finish, in remote control or control panel, button sends and closes water signal, by water pipe fast-falling.

4. remote control sends pipe crimping signal or control panel presses pipe crimping key, and water pipe is recycled in body.Travel switch lockmaking Key is opened, and in control machine, to supervisor sending signal, supervisor receives signal rear indicator light and shows green single-chip I/O mouth, represents Water pipe successfully come off and backrush in water dispenser.

5. go up water conservancy project and confirm upper water swivel recovering state.Upper water swivel be can determine that by observing signal lamp on supervisor Whether reclaim.

6. the upper water swivel collected is reclaimed information transfer to upper water confirmation machine or upper water operation platform by upper hose reason machine Caution system.

According to artificial de- pipe, and upper water dispenser is without pipe crimping function, then the loading position harvester on upper hose quick change adapter, When upper water operation is completed, upper water swivel is separated with water-filling nozzle, then go up water swivel position and change, and position signalling is passed by harvester Transport to upper hose reason machine.Supervisor receives signal, represents and just completed the control machine display lamp of water operation and show on supervisor Green, represents that water pipe successfully comes off.

Additionally, this utility model is also made that following transformation to upper water management machine：In newly designed strain relief tubes type, water connects Head, if train starts, upper water swivel is not separated with water-filling nozzle, and both can be rapidly separated by the pulling force of train driving process, maximum Limit guarantees safe train operation.Upper water swivel positional information harvester and upper water information transmission modular can collect water and connect The positional information of head simultaneously transmits supreme water management machine, and the control display module in upper hose reason machine receives information display lamp by red change Green, upper water conservancy project can intuitively judge that water pipe successfully comes off, water job safety stable operation in guarantee.

(2) upper hose reason machine

Wireless real-time transmission module in upper hose reason machine can collect information processing and biography with wireless network transmission module The water pipe that defeated module sends comes off the upper water swivel positional information that recovery information and upper water swivel positional information harvester send, Jing Display module display lamp is controlled after crossing process and becomes green, represent that water pipe head is successfully separated with train water-filling nozzle, it is ensured that train Driving safety.

1st, the wireless real-time transmission module collection water pipe in supervisor come off recovery information or water pipe head station acquisition letter Cease and processed, the display lamp for controlling display module on supervisor becomes green by redness, represents water pipe and successfully comes off.

2nd, the wireless network transmission module in supervisor by the water pipe for processing come off the supreme water of information transfer confirm machine and Upper water operation platform caution system.

(3) on, water confirms machine

Upper water operation confirms that machine is the useful supplement of upper water dispenser monitor in real time, and its effect one is standby as the redundancy of system Part, when station track has a power failure or upper hose reason machine fails as supplement；Two is water work flow in specification, water conservancy project squad leader in reinforcing Responsible party realizes.

Workflow：

When the 1st, starting operation, the knob for moving correspondence platform obtains current to state, system is started automatically by wireless network The upper water plan of station track.

2nd, upper water conservancy project class monitor and group leader verification train number is errorless, starts operation.

3rd, after the end of job, upper water conservancy project class monitor and group leader confirms that all water injection pipes have pulled up playback, and knob is placed in the state of finishing, this Shi Shangshui finishes status information and sends to the reception device (water policeman's showing device on platform) of correspondence platform.

It is this utility model system acquisition layer capital equipment groundwork flow process above, bright emphasis is illustrated into this practicality hereafter Its technical problem " water operation field production and operation situation, upper wetting system on remote real-time monitoring passenger train is solved carried out by new Ruuning situation, upper water operation process state (particularly whether water filling port is extracted, playbacked) are realizing in security control wetting system fortune Battalion's management, and in real time and in history water work data analytical statement can be provided, asked with finding to exist in upper water operation process Technical way and course of work main points that topic " is adopted, the tripartite's mask body technique for existing around prior art below Problem is illustrated.

How A, upper water operation process are effectively monitored, and how upper water service quality is effectively supervised.

For example, in the prior art at present, the safe control of upper water operation process adopts men-to-men defense mode, and means are single, Efficiency is low, and error probability is big.Specifically, need in upper water operation process whether complete by water operation on upper water class monitor and group leader manual confirmation Finish (emphasis needs to confirm whether each water filling port is extracted, playbacked).As light reason causes range estimation unclear, or vary with each individual and deposit Responsibility absence of heart, the tired objective reality such as slack reality, this mode certainly exists certain error probability.Upper water class After group leader confirms that all upper hoses are extracted, finished with water operation in platform person on duty (studio) confirmation by transmitter receiver.Due to It is a kind of transitory state information that voice mode confirms, is easily subject to intercommunication channel congestion, under asaphia, intensive work state The interference of the external factor such as carelessness.Additionally, at present high ferro upper water dispenser do not possess metering and data-transformation facility, to upper water The Monitor examination of service quality becomes a mere formality.

The solution adopted by this utility model is：Water dispenser install sensor and signals collecting transmission mould on each Block, by wired mode, collecting upload by each track management machine carries out follow-up information processing.

The installation site sensor specifically at the upper water swivel of upper water management machine, and inside water-feeding controller Message processing module and information transmission modular (single-chip microcomputer and RS485 communication modules) can remote control send and close down machine, closed tube information, When upper hose reason machine simultaneously receives both the above information, then may determine that water pipe comes off, concurrent flow pipe comes off confirmation letter Cease machine is confirmed to upper water；And upper water confirms that machine receives water and comes off after confirmation by its internal Single-chip Controlling driving phase Answer display lamp bright.

The advantage of this scheme：1st, can be with the various working conditions of effective monitoring water dispenser on each, it is possible thereby to judge upper water The state of operation；2nd, the time can be started over as the examination standard of upper water service quality by each upper water dispenser operation；3、 Developed with upper water dispenser producer jointly, equipment can keep overall consistent, debug beneficial to construction and installation, while can be with apparent day Equipment repaiies divisions of responsibility with pipe afterwards；4th, when on 3 major stations of high ferro, water dispenser lifetime terminates to be updated transformation from now on, this changes The equipment component made can stand old, and investment in the long run will not be wasted.This scheme unfavorable factor is that high ferro station exists at present Upper water dispenser is early production, does not possess above-mentioned functions, needs large area to be updated transformation, current improvement expenses compared with Height, but consider from long-range, and above-mentioned transformation is trend of the times, also can gradually embody great function in the operation in future.

Additionally, this utility model can also be using following two alternative or supplementary meanss：

(1) radio frequency induction equipment is installed in upper water dispenser internal independence, anti-metal tag is installed in water filling port joint, works as pipe Head senses read signal when putting back in water dispenser cabinet, you can distinguish that water injection pipe has come off playback.This scheme communication mode is adopted Technology of Internet of things carries out radio communication, and needs power supply or upper water dispenser producer to provide power supply.This scheme advantage is equipment Install simple, expense is low compared with first scheme.Inferior position is to need to coordinate power supply department and equipment manufacturer's support；And set in the future Standby main body divisions of responsibility is unintelligible, is unfavorable for the maintenance maintenance of equipment in the future.

(2) water operation on fixed is installed in each station track and confirms machine, job state is manually carried out by upper water class monitor and group leader Confirmation, i.e., artificial setting starts operation-end job state.This scheme adopts autonomous device, powers from charged pool, wireless to pass Defeated signal, implements simple, and expense is low.Inferior position is the working condition that can not monitor water dispenser on separate unit, however it remains anthropic factor Interference, it is impossible to thorough solve problem, current prominent contradiction is alleviated in self energy local.

B, the modification information how vaild notice Shang Shui teams and groups of upper water plan

In the prior art at present, upper water change of plan information communication is not smooth, there is potential safety hazard:Reason:High ferro train number Close, upper water operation interval time is short, intensity big, may a few hours continuous operation (present situation of Guangnan) behind road under teams and groups.Root According to current pertinent regulations, upper track operating personnel can not carry PDA mobile information apparatus, and the change of upper water plan can only pass through intercommunication Machine notifies that, under this communication way, it is Great possibility to go wrong.

For the technical problem, the technological means adopted by this utility model are to install fixed in high ferro station station track Upper water operation confirms machine, and the upper water plan for receiving the station track real-time update of backstage push (selects communication party according to practical situation Formula, it is intended to using the communication of technology of Internet of things).

In addition can also be using following alternative and subplan:Upper water class monitor and group leader is equipped with that waterproof is resistance to fall type intelligent watch, By water squad leader in mobile phone vibration reminding, the change of upper water plan is checked that information is simple and clear, interaction times are few.(note：Choosing Selecting can be visual under strong sunlight, and once charge available 7 days intelligent watch)

How C, the confirmation of the upper water end of job effectively feed back to confirmation link of dispatching a car.

Main high ferro station has been carried out the passenger traffic safety chain of command in production at present.If the attitude information energy of each upper hose Collection transmission is effectively obtained, safety in production command system is accessed in theory, water job state is shown by passenger clerk PDA, no There is obstacle.But in view of the current actually used situation at each station, platform fixed installation " upper water operation alarming device " AT STATION It is still necessary

For the technical problem, the technological means adopted by this utility model (are stood under passenger at the two ends of each platform LED display boards above staircase), suitable alarming device (little LED display boards or police are installed on the static identity board in the middle part of platform Show lamp), it is clear and intuitive, it is easy to platform passenger clerk to grasp.

In above-mentioned technical problem is solved, this utility model also been mades planning in detailed below and design：(1) using with it is upper Water dispenser producer approach to cooperation, transforms to existing upper water dispenser, installs operative sensor, and signals collecting transport module additional, and Water management machine is replaced with, the monitor in real time to each upper water dispenser is realized.(2) passenger traffic is accessed after the aggregated processing of water dispenser status data on Safety in production command system.Water operation alarming device is installed in each platform, as the supplement of passenger traffic PDA.(3) in each station track Middle part (correspondence platform passenger clerk vertical Gang Chu) fixed upper water operation be installed confirm machine, as having a power failure in station track or station track is made Redundancy backup during industry supervisor failure, while also functioning to water operation in specification, fulfill one's duties main body, further strengthening process card The reliability of control.(4) water swivel in new strain relief tubes is changed, as the last protection under all of control means all failure conditions Means, reduce train band pipe probability leaving from station.

Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng This utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this The technical scheme of utility model is modified or equivalent, the objective and model without deviating from technical solutions of the utility model Enclose, which all should be covered in the middle of right of the present utility model.

Claims (8)

1. water job safety control system on a kind of high ferro station, it is characterised in that：It includes that collection in worksite subsystem, data are passed Defeated subsystem and monitoring management subsystem；

The monitoring management subsystem is mainly made up of water-feeding system server；

The collection in worksite subsystem mainly by upper hose manage machine, upper water confirm machine and upper water management mechanism into；Single per bar Water management machine on N platforms is provided with station track, and on 1 upper hose reason machine and 2 platforms, water confirms machine；The upper water management machine is used for real Now go up the control of water Job Operations and gather upper wetting system running state parameter, the upper water management machine by RS485 buses with it is upper Water management machine and upper water confirm that machine realizes communication connection；Each upper hose reason machine being arranged on the single station track of each bar passes through ZigBee communication is realized communicating with centre management machine；

The data transmission sub-system is used for realizing the data exchange between monitoring management subsystem and collection in worksite subsystem, institute State data transmission sub-system to be mainly made up of GPRS transmission module and 3G transport modules.

2. water job safety control system on a kind of high ferro station according to claim 1, it is characterised in that：The upper water Control machine is connected with the feed pipe of station water supply station；Set at the upper water swivel of the upper water management machine docked with water connector on train It is equipped with position sensor；Upper water management function is remotely controlled upper water, upper water management function closing down upper water management machine to train Machine information is sent to upper hose reason machine；Water termination instruction lamp is provided with the upper water confirmation machine.

3. water job safety control system on a kind of high ferro station according to claim 1, it is characterised in that：Upper water management Be also configured with ZigBee module in machine, by water management function in the ZigBee module being configured in upper water management machine with it is upper Water management machine, centre management machine, upper water confirm that machine, giant-screen control display terminal and the hand-held control terminals of PDA carry out networking.

4. water job safety control system on a kind of high ferro station according to claim 1, it is characterised in that：Giant-screen card Control display terminal and the hand-held control terminals of PDA are arranged on platform.

5. water job safety control system on a kind of high ferro station according to claim 1, it is characterised in that：The upper water Control machine includes singlechip controller, signals collecting input module, control signal output module, RS485 communication modules and display Module；The signal output part of signals collecting input module is connected with the IO of singlechip controller, signals collecting input module Signal input part is connected with the outfan of each sensor；The signal input part of control signal output module and Single-chip Controlling The IO of device is connected.

6. water job safety control system on a kind of high ferro station according to claim 5, it is characterised in that：The signal Collection input module is made up of multiple signal isolation input circuits, and the signal isolation input circuit is mainly by photo-coupler structure Into.

7. water job safety control system on a kind of high ferro station according to claim 5 or 6, it is characterised in that：Institute State control signal output module to be made up of multiple signal isolation output circuits, the signal isolation output circuit is mainly by optical coupling Device is constituted with relay, and the input of the photo-coupler is the signal input part of control signal output module, photo-coupler Outfan is connected with relay, the control signal of the upper wetting system of relay output.

8. water job safety control system on a kind of high ferro station according to claim 1, it is characterised in that：The upper water Supervisor includes singlechip controller, RS485 communication modules and multipath LED drive circuit, the input of the LED drive circuit It is connected with the IO of single-chip microcomputer.