CN207408776U - Water supply line control device and the water supply network interconnected control systems with the equipment - Google Patents

Abstract

The utility model discloses a kind of water supply line control devices, including power supply unit, water information sensing module, control unit and electrically operated valve, the power supply unit provides adaptation voltage, described control unit receives the electric signal of the water information sensing module output, sends electrically operated valve control signal, and the electrically operated valve receives the signal from control unit；The water information sensing module includes：Chlorine residue sensing circuit, pH sensing circuits and turbidity sensing circuit.The advantageous effect of above-mentioned water supply line control device is to gather in water supply line water quality information and pass through electrically operated valve to open or block pipeline water flow.The invention also discloses a kind of water supply network interconnected control systems, and including the network equipment, far-end server and above-mentioned water supply line control device, the water supply line control device is connected by the network equipment and far-end server communication.The advantageous effect of above-mentioned water supply network interconnected control systems is to improve work efficiency by equipment network.

Description

Water supply line control device and the water supply network interconnected control systems with the equipment

Technical field

The utility model is related to supply equipment technical fields, and in particular to a kind of water supply line control device and be set using this Standby water supply network interconnected control systems.

Background technology

At present, the water supply way to manage in small towns is manually to read and record the mechanical water being distributed in small towns in water supply network Table such as pipe leakage or rupture, must rely on experience and the mode of segmentation detection to find leakage point.To adapt to the distribution of village formula Residents from villages and towns water demand, the layout area of water supply network is generally very big, not only unrestrained under so backward management scenario Take substantial amounts of human and material resources, and the water supply information obtained and not in time, it can not quickly judge pipeline pressure release point, and can not Know that whether pressure of supply water is normal in pipeline, is unfavorable for the rational allocation of water resource；Many users can not know oneself in time Use regimen condition, can not reasonable employment water resource, therefore waste great lot of water resources as needed.

On the other hand, since village is multi-point and wide-ranging, water supply network outlet is numerous, even if the tap water of single outlet point is dirty The probability of dye is extremely low, but under the enlarge-effect of so numerous water supply network outlets, the contaminated macroscopic view of tap water in pipeline Probability is very high, it is therefore desirable to understand water quality situation in water supply line in time, and can according to circumstances take and effectively arrange in time Apply closing contaminated plug.

Publication date discloses a kind of water quality for the Chinese patent literature CN106124727A on November 16th, 2016 and supervises online Control system, including：Water acquisition unit, water dispensing unit, pretreatment unit, detection unit, data acquisition and transmission unit, system control Unit, system control unit carry out data communication by wired or wireless mode and central station data acquistion and control system； Wherein, the water acquisition unit, for being arranged in water distribution system to gather the water in precalculated position；The water dispensing unit, is used for The water that water acquisition unit gathers is delivered to pretreatment unit；The pretreatment unit pre-processes for the water to acquisition；Institute Detection unit is stated, the sensor of the various water quality including gathering water, for detecting the various parameters of the water collected；The data Acquisition and transmission unit, for exporting the various parameters of water to system control unit；The system control unit, for controlling Water acquisition unit, water dispensing unit, pretreatment unit, detection unit, the working condition of data acquisition and transmission unit each unit；It is described Central station data acquistion and control system, for obtaining the parameter of the water of system control unit output, to the parameter of the water into Row analysis shows, exports the parameter of the water；The sensor include pH sensors, conductivity sensor, turbidity transducer, ORP sensors, temperature sensor, chlorine residue/total chlorine sensor, heavy metal ion sensor, hydraulic pressure sensor, water flow sensing Device.The technical solution only has information collection function, does not possess the complete control chain of sensing-control-execution.

The content of the invention

Problem to be solved in the utility model is to provide a kind of water supply line control device, can gather in water supply line Water quality information, and the pipeline water flow at the electrically operated valve can be opened or blocked by electrically operated valve.

In order to solve the above technical problems, the utility model adopts the following technical solution：

A kind of water supply line control device is designed, including：Power supply unit is believed for gathering the water of water information in water supply line Cease sensing module, control unit and for being mounted on the electrically operated valve in water supply line, the power supply unit is respectively described Water information sensing module, control unit, electrically operated valve power supply, the water information sensing module output are matched with described control unit Signal, described control unit receive the electric signal from the water information sensing module, send electrically operated valve control signal, institute It states electrically operated valve and receives the signal from control unit；The water information sensing module includes：It is remaining in water supply line for gathering The chlorine residue sensing circuit of chlorine information supplies for the pH sensing circuits that gather water pH value information in water supply line and for gathering The turbidity sensing circuit of water turbidity in waterpipe.In the technical solution, water information sensing module, control unit, electrically operated valve Form completely comprising it is preceding to circuit, control device, backward executing agency automation equipment.

Wherein, a manually-operated gate is respectively equipped in two sides of the electrically operated valve, the water supply line；The control Unit processed can be microcontroller, PLC controller or industrial personal computer；The output electric signal of the water information sensing module can be simulation Signal, correspondingly, described control unit is furnished with ADC converters；The electric signal of water information sensing module output can also be Digital signal.

Preferably, described control unit is the microcontroller of built-in DAC converter, and the electrically operated valve is servo type motor-driven valve Door；Described control unit further includes controls on-off circuit, the valve control for the valve of TCU transfer control unit output signal On-off circuit controls the electrically operated valve to open ratio compared with water supply network section by changing output signal.

Further, the microcontroller is also built-in with ADC converters, and the water supply line control device further includes valve position Feedback circuit is put, the servo type electrically operated valve carries servo amplifier, and the input terminal of the valve position feedback circuit is successively It is electrically connected respectively with the position input pin of the servo amplifier, output terminal and the list of the valve position feedback circuit The ADC ports electrical connection of piece machine.

Further, electrically operated valve model Tianjin Bell's instrument and meter for automation company production is furnished with DKZ430 valves The ZAZP-16 of door executing agency, the DKZ430 valve actuators carry servo amplifier；The valve controls on-off circuit Including electric current loop transmitter, the valve control on-off circuit uses the proportion expression mode of connection with DKZ430 valve actuators.

Preferably, the microcontroller is built-in with ADC converters, and the chlorine residue sensing circuit includes the wall with chlorine residue reagent Hanging chlorine residue analyzer is equipped with sample discharge liquor collection vessel, the chlorine residue point in the lower section of the wall-mounted chlorine residue analyzer The sample discharge pipe of analyzer is extended in the sample discharge liquor collection vessel, the output terminal of the chlorine residue sensing circuit with it is described The ADC ports electrical connection of microcontroller.

Further, the microcontroller model STM32F103, the chlorine residue analyzer model：CL17 chlorine residue is analyzed Instrument.

Preferably, the water information sensing module further includes：Controller；The microcontroller is built-in with ADC converters, described PH sensing circuits include pH meter, and the output terminal of the pH sensing circuits is electrically connected with the sensor assembly connector of the controller； The turbidity sensing circuit includes turbidity transducer, the output terminal of the turbidity sensing circuit and the sensor die of the controller Block connector is electrically connected；Two corresponding output terminals of the controller are electrically connected respectively successively with the ADC ports of the microcontroller It connects.

Further, the controller model SC200 controllers, the rated voltage of the SC200 controllers is 220VAC； The turbidity transducer model 1720E transmissometers, the pH meter model PD1R1 differential type pH meters, the pH meter sense for pH Device, ORP sensor two-in-one types, the mounting distance of the turbidity transducer and the controller are less than 9.6 meters.

Preferably, the water information sensing module further includes：For sensing the hydraulic pressure sensing circuit of hydraulic pressure in water supply line And the flow sensing circuit for sensing the section current of water supply line, the microcontroller are built-in with ADC converters, the water Sensing circuit is pressed to include pressure sensor, the output terminal of the hydraulic pressure sensing circuit is electrically connected with the ADC ports of the microcontroller； The flow sensing circuit includes flowmeter, and the output terminal of the flow sensing circuit is electrically connected with the ADC ports of the microcontroller It connects.

Further, the pressure sensor model is the SMP858-DSF-S105G-F that trade mark is LEEC, range is 1MP Monocrystalline silicon gauge pressure power transmitter；The flow meter model is the LWY-50 of Tianjin flow instrument company production.

Compared with prior art, the advantageous effects of above-mentioned water supply line control device are：

1. water quality information in water supply line can be gathered, and it can open or block at the electrically operated valve by electrically operated valve Pipeline water flow；

2. installed in the pipeline between two adjacent manually-operated gates one of electrically operated valve, advantage be easy for transforming it is existing Pipe network installs electrically operated valve；Advantage second is that manually-operated gate and electrically operated valve form redundant configuration, pipe network stability higher.

The utility model also provides a kind of water supply network interconnected control systems with above-mentioned water supply line control device, bag The network equipment, far-end server and above-mentioned water supply line control device are included, the water supply line control device is set by network Standby communicated with far-end server connects.

Wherein, the communication connection mode can be by RS485 buses, RS232 buses, optical-fibre communications, wireless telecommunications Etc. modes.

Preferably, the network equipment is DTU, and described control unit is connected with the DTU buses by bus circuit, connect The far-end server and DTU communications for entering communication network connect.

Further, the bus circuit is the RS485 bus circuits that are mainly made of RS485 conversion chips, the list The serial pin and controlling switch of piece machine are electrically connected by isolation circuit with the input terminal of the RS485 conversion chips, described The output terminal of RS485 conversion chips is electrically connected with the RS485 interfaces of the DTU by twisted-pair feeder.

Further, the DTU unit types are the H7118 types DTU of Hong electricity companies of Shenzhen production.

Preferably, described control unit includes the first fibre optical transmission circuit and the first optical receiving circuit；The distal end clothes Business device includes the second fibre optical transmission circuit and the second optical receiving circuit of same size；The first fibre optical transmission circuit and institute It states the second optical receiving circuit to connect by optical-fibre communications, first optical receiving circuit and the second fibre optical transmission circuit It is connected by optical-fibre communications.

Preferably, the far-end server is connected with outside speaker.

Compared with prior art, the advantageous effects of above-mentioned water supply network interconnected control systems are：

1. the water supply line control device being connected with far-end server is conducive to engineering staff by far-end server networking Understand information in the multiple spot pipeline in pipe network, and act to establish reaction energy rapidly in remote control water supply line control device Power improves work efficiency；

2. after flowmeter, electrically operated valve access far-end server, water supply company can obtain tap water use information in distal end And electrically operated valve action is controlled to realize the remote side administration for water supply of registering one's residence, save human resources.

Description of the drawings

Fig. 1 is a kind of one of scheme of installation of water supply network interconnected control systems with water supply line control device, In figure, remove the scheme of installation that the part after the network equipment and far-end server is water supply line control device.

Fig. 2 is the two of a kind of scheme of installation of the water supply network interconnected control systems with water supply line control device, In figure, remove the scheme of installation that the part after the network equipment and far-end server is water supply line control device.

Fig. 3 is a kind of one of functional block diagram of water supply network interconnected control systems with water supply line control device, is schemed In, remove the functional block diagram that the part after the network equipment and far-end server is water supply line control device.

Fig. 4 is the two of a kind of functional block diagram of the water supply network interconnected control systems with water supply line control device, is schemed In, remove the functional block diagram that the part after the network equipment and far-end server is water supply line control device.

Fig. 5 is a kind of electrical schematic diagram of the power supply unit of water supply line control device, wherein, VCC is output 5VDC electricity Pressure, VDDA are output 3.3VDC voltages.

Fig. 6 is a kind of electrical schematic diagram of single chip part in control unit of water supply line control device, wherein, pin 15th, pin 16, pin 17, pin 18, pin 33, pin 34 are defined as ADC ports, and pin 29 is defined as DAC ports, pin 63rd, pin 64, pin 70 are defined as general purpose I/O port.

Fig. 7 is the electrical schematic diagram that valve controls on-off circuit in a kind of control unit of water supply line control device, is held Mouth 9, port 12 are the wiring pin of servo amplifier in DKZ430.

Fig. 8 is a kind of electrical schematic diagram of the forward direction circuit of water supply line control device, wherein, EN1 is chlorine residue sensing electricity The output terminal on road, EN2 are the output terminal of turbidity sensing circuit, and EN3 is the output terminal of pH sensing circuits, and EN4 is hydraulic pressure sensing electricity The output terminal on road, EN5 be flow sensing circuit output terminal, EN6 be valve position feedback circuit output terminal, port 8, port 9 be the wiring pin of servo amplifier in DKZ430.

Fig. 9 is a kind of electrical schematic diagram of the RS485 protocol circuits of water supply line control device.

Figure 10 is a kind of electrical schematic diagram of the optical-fibre communications circuit of water supply line control device, wherein, OUT8 is optical fiber Signal sending circuit, EN9 are fiber-optic signal receiving circuit, the wherein pin 63 in OUT8 map interlinkings 3, the pin in EN9 map interlinkings 3 64。

In figure, 1 is water information sensing module, and 11 be manually-operated gate, and 12 devices in order to control, 13 be turbidity transducer, and 14 be pH Meter, 15 be chlorine residue analyzer, and 16 be pressure sensor, and 17 be flowmeter, and 2 be collecting terminal case, and 3 be electrically operated valve, 31 It is valve actuator for electric control valve, 32,33 be servo amplifier, and 4 be the network equipment, and 5 be far-end server, and 51 be light Fibre receives chip, and 52 be fibre optical transmission chip, and 6 units in order to control, 61 be microcontroller, and 62 be RS485 conversion chips, and 63 be electric current Ring transmitter, 64 be fibre optical transmission chip, and 65 receive chip for optical fiber, and 7 be power supply unit.

Specific embodiment

Illustrate specific embodiment of the present utility model with reference to the accompanying drawings and examples, but following embodiment simply uses It is described in detail the utility model, does not limit the scope of the utility model in any way.

Program that is involved or relying on is the conventional program or simple program of the art in following embodiment, ability Field technique personnel can make conventional selection or accommodation according to concrete application scene.

Involved unit module in following embodiment（Parts, structure, mechanism）Or the devices such as sensor, such as without especially Illustrate, be then conventional commercial product.

In the component used in following embodiment：Microcontroller model STM32F103, chlorine residue analyzer model： CL17 chlorine residue analyzers, the rated voltage of the chlorine residue analyzer is 220VAC；Controller model SC200 controllers, the SC200 The rated voltage of controller is 220VAC；Turbidity transducer model 1720E transmissometers；The pH meter model PD1R1 difference Formula pH meter, which is pH sensors, ORP sensor two-in-one types；Pressure sensor model be trade mark be LEEC, range is The SMP858-DSF-S105G-F monocrystalline silicon gauge pressure power transmitters of 1MP；Flow meter model is the production of Tianjin flow instrument company LWY-50；The ZAZP- equipped with DKZ430 executing agencies of electric control valve model Tianjin Bell's instrument and meter for automation company production 16, the DKZ430 executing agencies carry servo amplifier, and the rated voltage of the DKZ430 executing agencies is 220VAC；DTU is set The H7118 types DTU of Hong electricity companies of standby model Shenzhen production.Detailed points for attention refer to corresponding demonstration of the type book.

Embodiment 1：A kind of water supply line control device, referring to Fig. 1, Fig. 3 and Fig. 5-8, including：Power supply unit 7 is used for Gather water information sensing module 1, control unit 6 and the electrically operated valve being installed in water supply line of water information in water supply line 3, power supply unit 7 respectively water information sensing module 1, control unit 6, electrically operated valve 3 are powered, and water information sensing module 1 exports With 6 matched signal of control unit, control unit 6 receives the signal from water information sensing module 1, sends electrically operated valve control Signal, electrically operated valve 3 receive the signal from control unit 6；Water information sensing module 1 includes：For gathering in water supply line The chlorine residue sensing circuit of chlorine residue information, for the pH sensing circuits that gather water pH value information in water supply line and for gathering The turbidity sensing circuit of water turbidity in water supply line.It is water information sensing module 1, control unit 6, electronic in the technical solution Valve 3 form it is complete comprising it is preceding to circuit, control device, backward executing agency automation equipment.

In the present embodiment, control unit 6 is mainly made of microcontroller 61, in other embodiments, PLC controls also may be selected Device or industrial personal computer specifically refer to corresponding equipment specification and compare to make corresponding improve to microcontroller in the present embodiment；This implementation In example, 61 model of microcontroller elects STM32F103VxTxx as, is built-in with ADC chips and DAC chip, water information sensing module 6 Output electric signal for analog signal, in some other embodiment, control unit 6 can also connect ADC converters, D/A turns Parallel operation realizes corresponding function to match the analog signal of the output of water information sensing module 6；In some other embodiment, water letter It can also be digital signal to cease the electric signal that sensing module 6 exports, then respective pins that can be directly with control unit 6 are connected It connects.

In the present embodiment, power supply unit mainly provides the VCC outputs of 5VDC with 3.3VDC's by reduction voltage circuit shown in Fig. 5 VDDA is exported, and reduction voltage circuit selection 24VDC input powers can be realized by 220VAC and decompression device.

Referring to Fig. 1, Fig. 3, Fig. 6 and Fig. 8, in the present embodiment, chlorine residue sensing circuit includes wall-mounted with chlorine residue reagent Chlorine residue analyzer 15,15 model of chlorine residue analyzer：CL17 chlorine residue analyzers, the chlorine residue analyzer 15 access 220VAC cities Electricity is equipped with sample discharge liquor collection vessel in the lower section of the wall-mounted chlorine residue analyzer, the wall-mounted chlorine residue analyzer Sample delivery pipe is stretched into sample discharge liquor collection vessel；The output terminal EN1 of chlorine residue sensing circuit and the ADC ports of microcontroller 61 15 electrical connections.

Referring to Fig. 1, Fig. 3, Fig. 6 and Fig. 8, in the present embodiment, water information sensing module 1 further includes：Controller 12, controller 12 model selects SC200 controllers, controller 12 accesses the alternating current of 220VAC；PH sensing circuits include pH meter 14, this implementation In example, 14 model of pH meter elects PD1R1 differential type pH meters as, which is pH sensors, ORP sensor two-in-one types；The pH is passed The output terminal EN3 of inductive circuit and the sensor assembly connector of controller 12（It refer to SC200 controller specifications）Electrical connection； Turbidity sensing circuit includes turbidity transducer 13, and 13 model 1720E transmissometers of turbidity transducer allow 12VDC ± 5%, therefore Voltage is provided by the way of 24VDC and two series resistance；Corresponding pH sensing circuits EN3, turbidity sensing electricity on SC200 The output terminal EN2 on road is electrically connected with the ADC port pinouts 16 of microcontroller 61, pin 17.

It should be noted that：According to 1720E transmissometer specifications, turbidity transducer 13 and the maximum cable length of controller 12 are 9.6 rice.

Referring to Fig. 1, Fig. 3, Fig. 6 and Fig. 8, in the present embodiment, water information sensing module 1 further includes：For sensing feed pipe The hydraulic pressure sensing circuit of hydraulic pressure and the flow sensing circuit for sensing the section current of water supply line in road, the hydraulic pressure pass Inductive circuit includes pressure sensor 16, the SMP858-DSF- that model trade mark is LEEC, range is 1MP of pressure sensor 16 S105G-F monocrystalline silicon gauge pressure power transmitters, the output terminal EN4 of the hydraulic pressure sensing circuit and the ADC port pinouts of microcontroller 61 18 electrical connections；The flow sensing circuit includes flowmeter 17, the production of 17 model Tianjin flow instrument company of flowmeter LWY-50, the output terminal EN5 of flow sensing circuit are electrically connected with the ADC port pinouts 33 of microcontroller 61.

It should be noted that：The hydraulic pressure of water supply network is about 0.4MP, therefore the range of pressure sensor need to select suitable interval, The type selecting of flowmeter also needs adaptation water supply network hydraulic pressure.

Referring to Fig. 1, Fig. 3, Fig. 6-7, in the present embodiment, electronic 3 model Tianjin Bell's instrument and meter for automation company of pitch life The ZAZP-16 types electric control valve 31 equipped with DKZ430 valve actuators 32 of production, the DKZ430 valve actuators 32 With servo amplifier 33, the rated voltage of the DKZ430 valve actuators 32 is 220VAC；Control unit 6, which further includes, to be used for The valve control on-off circuit of the electrically operated valve 3 of TCU transfer control unit output signal, the valve control on-off circuit include electricity Ring transmitter 63 is flowed, valve control on-off circuit uses the proportion expression mode of connection with DKZ430 valve actuators 32.Proportion expression The mode of connection is Servo Control Mode, and valve can be determined according to input current size opens ratio.

Referring to Fig. 1, Fig. 3, Fig. 6 and Fig. 8, in the present embodiment, water supply line control device further includes valve position feedback electricity Road, the input terminal of the valve position feedback circuit are electric with the position input pin 8 of servo amplifier 33, pin 7 respectively successively Connection, the output terminal EN6 of the valve position feedback circuit are electrically connected with the ADC port pinouts 34 of the microcontroller 61, due to The position signal of valve actuator 32 is connected respectively with servo amplifier 33 and valve position feedback circuit simultaneously, therefore, is drawn Using pull-up resistor R166 sink currents with balancing loss at foot 8.

The installation process of above-mentioned water supply line control device is：By turbidity transducer 13, pH meter 14, chlorine residue analyzer 15, Pressure sensor 16, flowmeter 17, electrically operated valve 3 are mounted on by its specification on water supply line, in the present embodiment, using confession It is mounted on above waterpipe in water supply line downwards, the output terminal of turbidity transducer 13, pH meter 14 is separately mounted to control successively In the sensor assembly connector of device 12 processed, wherein, chlorine residue analyzer 15 uses in-wall mounting in intelligent terminal vasculum, Controller 12, servo amplifier 33, power supply unit 7, control unit 6 are installed in intelligent terminal vasculum 2, afterwards by product Specification checks each equipment.

The course of work of above-mentioned water supply line control device is：Water information sensing module 1 will be more than water quality in water supply line Chlorine information, turbidity information, pH value information, ORP information, the flow information of water pipe cross section, hydraulic pressure information by sensor circuit, The microcontroller 61 of control unit 6 is passed to after analog-to-digital conversion, the electric signal that microcontroller 61 exports becomes by digital-to-analogue conversion, electric current loop The servo amplifier 33 of electrically operated valve 3 is transferred to after sending device pick-up, and then electric control valve 33 is controlled to be opened or closed this The function of water supply line at electric control valve.The position feedback function that valve position feedback circuit is carried using electrically operated valve, and Microcontroller 61 is returned after sensor circuit, analog-to-digital conversion in the form of feedback signal, forms pid control circuit.

The advantageous effect of above-mentioned water supply line control device is：

1. hydraulic pressure information in water supply line, water quality information can be gathered, flow through pipeline section flow information, and can lead to It crosses electrically operated valve and opens or block pipeline water flow at the electrically operated valve；Electrically operated valve and control unit are to perform-feedback mechanism Work meets Industry Control spirit；

2. electrically operated valve connects for proportion expression circuit, electric control valve can be controlled by microcontroller opens ratio, is seeking When looking for water supply network pressure release point, hydraulic pressure sensor is static pressure data, is a kind of static analysis thinking, by controlling motor-driven valve The proportion expression folding of door and the dynamic change of hydraulic pressure sensor information, form another execution-feedback mechanism, think for dynamic analysis Road, when finding pressure release point, efficiency improves, success rate increase.

Embodiment 2：The present embodiment is identical with 1 major part of embodiment, the difference is that, referring to Fig. 2, in electrically operated valve 3 Two sides, be respectively equipped with a manually-operated gate 11 in water supply line.This kind set advantage be：In existing pipe network, two-phase Mechanical flowmeter is installed between adjacent manually-operated gate, existing network collocation can be utilized, changed convenient for the upgrading of water supply network It makes, it is at low cost；And between electrically operated valve 3, flowmeter may be contained within two adjacent manually-operated gates 11, convenient for electrically operated valve, stream The repair of gauge is replaced.

Embodiment 3：A kind of water supply network with the water supply line control device referred in embodiment 1 or embodiment 2 is mutual Join control system, referring to Fig. 1-3, including water supply line control device and far-end server 5, the water supply line control device with The communication connection of far-end server 5.Wherein, the communication connection mode can be led to by RS485 buses, RS232 buses, optical fiber The modes such as news, wireless telecommunications.

Referring to Fig. 1-3, in the present embodiment, the water supply network interconnected control systems further include to access existing communication network The network equipment 4 of network, 4 type selecting of the network equipment are H7118 type DTU, and control unit 6 is electrically connected with the network equipment 4, the network equipment 4 Realize that water supply line control device is connected with the communication of far-end server 5 by wired or wireless mode.

Referring to Fig. 1-3, Fig. 6, Fig. 9, in the present embodiment, control unit 6 further includes what is be mainly made of RS485 chips 62 RS485 bus circuits, the serial pin and controlling switch of microcontroller 61 pass through binary channels isolating chip ADUM1201 and photoelectricity coupling The isolation circuit that clutch is formed is electrically connected with the input terminal of RS485 chips 62, the output terminal of RS485 chips 62 and the RS485 of DTU Interface is electrically connected by Shielded Twisted Pair.In the present embodiment, since DTU is purchase product, therefore RS485 bus circuits are taken mainly The mode for having the isolation circuit of binary channels isolating chip ADUM1201 and photoelectrical coupler composition protects the operation of microcontroller 61 to pacify Entirely.

In the present embodiment, far-end server 5 is connected with outside speaker.Outside speaker can be raised one's voice to its utmost outside with far-end server cooperation Sound is alarmed.

The course of work of above-mentioned water supply network interconnected control systems is：DTU is by means of existing communication network by feed pipe Road control device is connected with far-end server communication, and server, water supply line control device is made to form one-to-many or multi-to-multi knot Structure, and type DTU possesses multiple control modes, can strengthen the control advantage of water supply line control device and may be implemented in remote End obtains tap water use information and electrically operated valve action is controlled to realize the remote side administration for water supply of registering one's residence, and saves manpower, saves money Efficiency is improved in source；And DTU equipment promotes interconnected control systems extension broad, simplify control pattern.

Embodiment 4：The present embodiment is identical with 3 major part of embodiment, the difference is that, the present embodiment uses optical-fibre communications Pattern realizes that the water supply line control device is connected with the communication of far-end server 5, with reference to Fig. 4, Fig. 6, Figure 10, fiber-optic signal hair Circuit input end OUT8 is sent to be electrically connected with the pin 63 of microcontroller 61；Fiber-optic signal receiving circuit output terminal EN9 and microcontroller 61 Pin 64 be electrically connected.5 end of far-end server is equally connected with fiber-optic signal transtation mission circuit and fiber-optic signal receiving circuit, monolithic The fibre optical transmission chip 64 at 61 end of machine receives chip 51 with the optical fiber at 5 end of far-end server and is connected by same root optical fiber；Monolithic The optical fiber at 61 end of machine receives chip 65 and is connected with the fibre optical transmission chip 52 at 5 end of far-end server by same root optical fiber；So Realize simple optical-fibre communications mode.

The utility model is described in detail above in conjunction with drawings and examples, still, the skill of technical field Art personnel, can also be to each specific in above-described embodiment it is understood that on the premise of the utility model aims are not departed from Parameter changes, and forms multiple specific embodiments, is the common excursion of the utility model, no longer detailed one by one herein It states.

Claims (10)

1. a kind of water supply line control device, the water information sensing including power supply unit, for gathering water information in water supply line Module, control unit, which is characterized in that further include the electrically operated valve being mounted in water supply line, the power supply unit point Not Wei the water information sensing module, control unit, electrically operated valve power supply, water information sensing module output and the control The signal of units match, described control unit receive the signal from the water information sensing module, send electrically operated valve control Signal, the electrically operated valve receive the signal from control unit；The water information sensing module includes：For gathering feed pipe The chlorine residue sensing circuit of chlorine residue information in road, for gathering the pH sensing circuits of water pH value information in water supply line and be used for Gather the turbidity sensing circuit of water turbidity in water supply line.

2. water supply line control device according to claim 1, which is characterized in that described control unit is that built-in DAC turns The microcontroller of parallel operation, the electrically operated valve are servo type electrically operated valve；Described control unit is further included for TCU transfer control unit The valve control on-off circuit of signal is exported, the valve control on-off circuit controls the motor-driven valve by changing output signal Door opens ratio compared with water supply network section.

3. water supply line control device according to claim 2, which is characterized in that the microcontroller is also built-in with ADC and turns Parallel operation, the water supply line control device further include valve position feedback circuit, and the servo type electrically operated valve is put with servo Big device, the position input pin of the input terminal of the valve position feedback circuit successively respectively with the servo amplifier are electrically connected It connects, the output terminal of the valve position feedback circuit is electrically connected with the ADC ports of the microcontroller.

4. water supply line control device according to claim 1, which is characterized in that described control unit includes being built-in with The microcontroller of ADC converters, the chlorine residue sensing circuit includes the wall-mounted chlorine residue analyzer with chlorine residue reagent, in the wall The lower section of hanging chlorine residue analyzer is equipped with sample discharge liquor collection vessel, and the sample discharge pipe of the chlorine residue analyzer extends to institute It states in sample discharge liquor collection vessel, the output terminal of the chlorine residue sensing circuit is electrically connected with the ADC ports of the microcontroller.

5. water supply line control device according to claim 1, which is characterized in that the water information sensing module is also wrapped It includes：Controller；Described control unit includes being built-in with the microcontroller of ADC converters, and the pH sensing circuits include pH meter, the pH The output terminal of sensing circuit is electrically connected with the sensor assembly connector of the controller；The turbidity sensing circuit includes turbidity Sensor, the output terminal of the turbidity sensing circuit are electrically connected with the sensor assembly connector of the controller；The control The ADC ports of the two corresponding output terminals and the microcontroller of device are electrically connected successively.

6. water supply line control device according to claim 5, which is characterized in that the controller model SC200 controls Device processed；The turbidity transducer is 1720E transmissometers, and the pH meter is PD1R1 differential type pH meters, the turbidity transducer and institute The mounting distance for stating controller is less than 9.6 meters.

7. water supply line control device according to claim 1, which is characterized in that the water information sensing module is also wrapped It includes：It is passed for the hydraulic pressure sensing circuit for sensing hydraulic pressure in water supply line and for sensing the flow of the section current of water supply line Inductive circuit, described control unit include being built-in with the microcontroller of ADC converters, and the hydraulic pressure sensing circuit includes pressure sensing Device, the output terminal of the hydraulic pressure sensing circuit are electrically connected with the ADC ports of the microcontroller；The flow sensing circuit includes stream Gauge, the output terminal of the flow sensing circuit are electrically connected with the ADC ports of the microcontroller.

8. a kind of water supply network interconnected control systems, which is characterized in that including：The network equipment, far-end server and right will The water supply line control device any one of 1-7 is sought, the water supply line control device is taken by the network equipment and distal end Business device communication connection.

9. water supply network interconnected control systems according to claim 8, which is characterized in that the network equipment be DTU, institute It states control unit to be connected with the DTU buses by bus circuit, the far-end server of incoming communication network is communicated with the DTU Connection.

10. water supply network interconnected control systems according to claim 8, which is characterized in that the far-end server connection There is outside speaker.