Automatically the charged washing unit of clean-out system consumption is regulated according to cleaning envrionment temperature
Technical field
The utility model relates to and a kind of automatically regulates the charged washing unit of clean-out system consumption according to cleaning envrionment temperature, is applicable to that operator communicates with in power system, information equipment carries out band electrocleaning. Belong to power system maintenance facilities technical field.
Background technology
The signal equipment of long-time running is piled up serious due to dust and dirt, reduces the heat-sinking capability of equipment, accelerates ageing equipment, cause soft and hard failure, and seriously affects the safe and stable operation of equipment. The signal equipment of power system assume responsibility for the transmission of the multiple real time business such as dispatching automation, administration telephone, relaying, picture control, office automation; adopt the mode stopping labour to be cleaned by equipment and will affect the transmission of a large number of services, thus endanger the reliability service of power system. Therefore live cleaning is extensively adopted to address this problem at present.
In live cleaning, the selection of clean-out system is most important, and wherein the evaporation rate of clean-out system is the important indicator determining its performance. Evaporation rate is fast, and cleaning speed is also fast, but a large amount of heats is taken away in the too fast meeting of clean-out system evaporation rate, make to be cleaned position to lower the temperature rapidly, particularly very easily there is dew condensation phenomenon in some high temperature device works, ice crystal field-effect even occur, affect the work insulation values of cleaning process. Evaporation rate is excessively slow, causes pollutent again to deposit, and cleans and does not just reach ideal effect. Owing to the evaporation rate of material is determined by the Intermolecular Forces of material in essence, and the Intermolecular Forces of material can be subject to temperature, the impact of pressure, and thus under differing temps, pressure conditions, selecting of clean-out system is different. Existing live cleaning equipment is mainly preset several water sprays flow processs in the programmable logic controller of center-control unit and is called realization for during actual cleaning. Still there is following problem in current signal equipment: 1) cleaning equipment cannot adapt to the clean-out system evaporation rate change that actual working environment temperature variation causes, and cannot reach optimal cleaning effect; 2) cleaning equipment cannot accurately regulate clean-out system consumption, not only easily causes clean-out system to waste, and easily affects the normal operation of charging equipment.
Practical novel content
The purpose of this utility model, it it is cannot adapt to clean envrionment temperature to solve existing charged washing unit, cannot accurately regulate the consumption of clean-out system, easily cause equipment washing weak effect and produce the problem that dew condensation phenomenon affects equipment operation, it is provided that a kind of charged washing unit automatically regulating clean-out system consumption according to cleaning envrionment temperature.
The purpose of this utility model reaches by following technical scheme:
A kind of charged washing unit automatically regulating clean-out system consumption according to cleaning envrionment temperature, comprise signal emission control plate, control unit and physical construction, it is characterized in that: signal emission control plate has display structure and control signal input structure, the start and stop of whole device can be controlled and the signal input and output of direct regulation unit; Physical construction comprises horizontal support base and the nozzle swinging mechanism being arranged on horizontal support base, hydraulic elevating platform, is provided with temperature sensor in nozzle swinging mechanism; Envrionment temperature is cleaned in temperature sensor detection, and the variation of ambient temperature detected is converted into the feedback signal input terminus that voltage signal delivers to control unit by temperature sensor; One of control signal output terminal of control unit connects the control input end of control nozzle swinging mechanism, control unit has signal comparative structure, variation of ambient temperature signal is compared by this signal comparative structure with the signal value preset, obtain exporting control signal, the clean-out system jet velocity of nozzle swinging mechanism is adjusted in real time by one of control signal output terminal, to control clean-out system consumption, form the control texture automatically regulating clean-out system consumption according to cleaning envrionment temperature; The signal output terminal of the control signal input terminus connection signal emission control plate of control unit, the control input end of two connection hydraulic elevating platforms of the control signal output terminal of control unit, control unit is by passing back to signal control panel by real-time ambient temperature value and shows.
Further, control unit comprises Signal reception device, central controller, hydrostatic control end and electrical control end, envrionment temperature is cleaned in temperature sensor detection, and the variation of ambient temperature detected is converted into the feedback signal input terminus that voltage signal delivers to central controller by temperature sensor; Central controller has comparison circuit structure, variation of ambient temperature is compared with the temperature value preset, draw output control signal, the clean-out system jet velocity of nozzle swinging mechanism is adjusted in real time by electrical control end, to control clean-out system consumption, form according to the control texture cleaning envrionment temperature adjustment clean-out system consumption.
Further, central controller is programmable logic controller, and by being built in, programmable logic controller logic comparator circuit is formed described signal comparative structure, or is made up of built-in comparison unit in the programmable controller.
Further, described temperature sensor is arranged on the shower nozzle water pipe chuck side of nozzle swinging mechanism.
Further, the temperature sensor that model is LM35 chosen by described temperature sensor.
Further, described temperature sensor has three pins, a pin ground connection, a pin connects 4V-20V service voltage, and a pin is voltage signal output end, and the I/O connecting central controller expands interface, the voltage that described I/O expansion interface receives processes through comparing and adjusts by default clean-out system jet velocity, obtain new clean-out system jet velocity data, export steering order to electrical control end and hydrostatic control end, complete corresponding cleaning process.
Further, the swing angle of described electrical control end control nozzle swinging mechanism and the jet velocity of clean-out system; The lifting of described hydrostatic control end hydraulic control lifting gantry, thus control the height of shower nozzle.
Further, described Signal reception device receives the signal from signal emission control plate, and it is sent to central controller, central controller sends command adapted thereto according to the signal data received, hydrostatic control end or electrical control end perform instruction, control physical construction carries out action, it is achieved the running of signal control panel operation control physical construction.
Further, the real time data observation structure of set temperature and actual clean-out system consumption on emission control plate, when Working environment temperature changes, temperature sensor is captured the changing value of envrionment temperature by central controller and real-time clean-out system consumption is sent to signal emission control plate.
The utility model has following outstanding useful effect:
The utility model is provided with temperature sensor in nozzle swinging mechanism; Envrionment temperature is cleaned in temperature sensor detection, and the variation of ambient temperature detected is converted into the feedback signal input terminus that voltage signal delivers to control unit by temperature sensor; One of control signal output terminal of control unit connects the control input end of control nozzle swinging mechanism, control unit has signal comparative structure, variation of ambient temperature signal is compared by this signal comparative structure with the signal value preset, obtain exporting control signal, the clean-out system jet velocity of nozzle swinging mechanism is adjusted in real time by one of control signal output terminal, to control clean-out system consumption, form the control texture automatically regulating clean-out system consumption according to cleaning envrionment temperature; Cannot adapt to clean envrionment temperature accordingly, it may be possible to solve existing charged washing unit, cannot accurately regulate the consumption of clean-out system, easily cause equipment washing weak effect and produce the problem that dew condensation phenomenon affects equipment operation; There is accurately control clean-out system injection rate, precisely regulate clean-out system consumption, can effectively improve the cleaning performance of charging equipment, avoid charging equipment solidifying dew to occur now, prevent charging equipment from the useful effects such as fault occurring in cleaning process.
Accompanying drawing explanation
Fig. 1 is the system architecture figure of charged washing unit of the present utility model;
Fig. 2 is temperature sensor circuit schematic diagram of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Specific embodiment 1:
With reference to Fig. 1, a kind of charged washing unit automatically regulating clean-out system consumption according to cleaning envrionment temperature, comprise signal emission control plate, control unit and physical construction, signal emission control plate has display structure and control signal input structure, can control the start and stop of whole device and the signal input and output of direct regulation unit, physical construction comprises horizontal support base and the nozzle swinging mechanism being arranged on horizontal support base, hydraulic elevating platform, is provided with temperature sensor in nozzle swinging mechanism, control unit comprises Signal reception device, central controller, hydrostatic control end and electrical control end, Concrete workflow journey of the present utility model is, by starting washing unit on signal emission control plate, start control unit is sent startup information, information data is processed and performs dependent instruction by control unit, wherein one of signal output terminal of control unit connects the control input end of control nozzle swinging mechanism, the control input end of two connection hydraulic elevating platforms of the control signal output terminal of control unit, control unit can realize being cleaned by charging equipment by control nozzle swinging mechanism and hydraulic elevating platform, in the process cleaning charging equipment, the temperature sensor being arranged on nozzle swinging mechanism is all the time to cleaning environmental temperature monitoring, the cleaning envrionment temperature of change is converted into the feedback signal input terminus that voltage signal is sent to control unit, control unit is provided with signal comparative structure, variation of ambient temperature signal is compared by this signal comparative structure with the signal value preset, obtain exporting control signal, export control signal and namely readjust cleaning process, by control nozzle swinging mechanism and adjustable shower nozzle clean-out system jet velocity, to control clean-out system consumption, form the control texture automatically regulating clean-out system consumption according to cleaning envrionment temperature,
In the present embodiment, central controller and programmable logic controller, the signal output terminal of the signal input terminus connection signal emission control plate of Signal reception device, programmable logic controller obtains control signal by Signal reception device, expand interface by I/O and receive feedback voltage, after programmable logic controller obtains feedback voltage value, by comparative structure by clean envrionment temperature and preset numeric ratio relatively, obtain exporting control signal, wherein by being built in, programmable logic controller logic comparator circuit is formed signal comparative structure, or be made up of built-in comparison unit in the programmable controller, this cleaning envrionment temperature and real-time clean-out system jet velocity value are returned signal emission control plate by programmable logic controller while exporting control signal, two numerical value are shown by signal emission control plate, real-time data are checked for operator.
With reference to Fig. 2, the temperature sensor of the present embodiment employs the temperature sensor that model is LM35, this temperature sensor has three pins, a pin ground connection, a pin connects 4V-20V service voltage, a pin is voltage signal output end, the I/O connecting central controller expands interface, the voltage data X0 that described I/O expansion interface receives processes through comparing and adjusts by default clean-out system speed, obtain new clean-out system jet velocity data Y0, export steering order to electrical control end and hydrostatic control end, complete corresponding cleaning process.
The electrical control end of physical construction is control nozzle swinging mechanism, the spray angle of adjustable shower nozzle clean-out system and the jet velocity of clean-out system; Hydrostatic control end is the lifting of hydraulic control lifting gantry, thus controls sprinkler height; Hydrostatic control end and electrical control end with the use of, this charged washing unit can be made to adapt to complicated charging equipment, the cleaning performance of the gap to some charging equipments, particular groove etc. can be improved by designing suitable cleaning process.
For improving the control tolerance range of charged washing unit, in the present embodiment, temperature sensor is arranged on the shower nozzle water pipe chuck side of nozzle swinging mechanism, temperature sensor can be made closer to the charging equipment cleaned by being arranged on shower nozzle water pipe chuck side, it is to increase to clean the accuracy of ambient temperature measurement value.
When using the utility model, operator is sent by signal emission control plate and starts and relevant action instruction signal, signal is sent to control unit, receive by Signal reception device, the programmable logic controller of control unit obtains signal by Signal reception device and processes, result is action control instruction, it is sent to electrical control end and hydrostatic control end respectively, electrical control end control nozzle swinging mechanism, hydrostatic control end hydraulic control lifting gantry, cleaning process is made to start to carry out, temperature sensor also starts to expand interface feedback voltage value to the programmable logic controller I/O of control unit simultaneously, the magnitude of voltage of acquisition is scaled corresponding temperature value by programmable logic controller and default temperature signal value compares, obtain exporting control signal, export control signal and readjust cleaning process, clean-out system jet velocity before temperature value that simultaneously conversion of feedback voltage value is also obtained by programmable logic controller and adjustment cleaning process passes back to signal emission control plate, signal emission control plate shows this data, for operator's observation, after adjustment cleaning process, continuation is carried out work according to this circulation by equipment, until cleaning completes.
When general charging equipment is cleaned by this charged washing unit according to default cleaning process, whole-course automation, process can obtain efficient cleanup action without the need to device is carried out operation, when cleaning ambient temperature value and change, hydraulic part and automatically controlled part are also made corresponding transfer by programmable logic controller, ensure that clean-out system consumption and the cleaning envrionment temperature of cleaning process energy Adaptive change, cleaning performance has effectively been ensured, for the cleaning of charging equipment provides a kind of safe cleaning model while preventing dew condensation phenomenon from occurring.
At some specific installations of cleaning, it is as more in groove and when the degree of depth is bigger, when still cannot reach good cleaning performance according to default cleaning process, cleaning process can be readjusted, namely new cleaning process it is transferred to time programmable logic controller receives new cleaning process, the cleaning of charging equipment is carried out according to new flow process, apply the function changing clean-out system consumption with cleaning variation of ambient temperature, still ice crystal field-effect or the generation of solidifying dew can be prevented after switching cleaning process, ensure cleaning performance simultaneously, make the scope of application of this device wider, more convenient.
Above in conjunction with accompanying drawing, a kind of charged washing unit according to cleaning envrionment temperature Intelligent adjustment clean-out system consumption of the present utility model is done further detailed explanation; but the utility model is not limited to above-described embodiment; make various replacement or distortion not departing from design of the present utility model; as replaced temperature sensor of the present utility model etc., all belong to the scope that the utility model is claimed.