CN109519361A - A kind of controller of the using and the reserved star triangle fire pump - Google Patents
A kind of controller of the using and the reserved star triangle fire pump Download PDFInfo
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- CN109519361A CN109519361A CN201810680438.7A CN201810680438A CN109519361A CN 109519361 A CN109519361 A CN 109519361A CN 201810680438 A CN201810680438 A CN 201810680438A CN 109519361 A CN109519361 A CN 109519361A
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- 238000001514 detection method Methods 0.000 claims abstract description 92
- 230000003750 conditioning effect Effects 0.000 claims abstract description 61
- 238000002955 isolation Methods 0.000 claims abstract description 18
- 230000005611 electricity Effects 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000002045 lasting effect Effects 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 5
- 230000002463 transducing effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 239000003990 capacitor Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 238000004806 packaging method and process Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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- Control Of Ac Motors In General (AREA)
Abstract
The invention discloses a kind of controllers of the using and the reserved star triangle fire pump, including controller circuitry, first current detection signal conditioning circuit, first current detecting protects circuit, second current detection signal conditioning circuit, second current detecting protects circuit, voltage detection signal conditioning circuit, voltage detection protection circuit, external signal input isolation circuit, key circuit, outputting circuit for relay, display circuit, indicator light circuit, buzzer circuit and control panel, first current detection signal conditioning circuit and the first current detecting protect circuit connection, second current detection signal conditioning circuit and the second current detecting protect circuit connection, first current detecting protects circuit, second current detecting protective current, voltage detection protection circuit, external signal input isolation circuit, key circuit, outputting circuit for relay, display electricity Road, indicator light circuit, buzzer circuit and control panel are connect with controller circuitry respectively.
Description
Technical field
The present invention relates to fire pump controller field more particularly to a kind of controls of the using and the reserved star triangle fire pump
Device.
Background technique
The operating mode of traditional fire pump is typically all that single use manual control operation or single automatic control are grasped
Make, operating mode selection is very single, and function is also very single, cannot be operated according to the high and low situation intelligent selection of water level
Mode can not throw according to the situation of change wheel of water level and operate, with less the function of indicating fault, sound-light alarm, cause to disappear
Waterproof pump course of work power consumption is big, poor safety performance, and intelligence, the degree of automation are low.Therefore, it is deposited for current fire pump
In the deficiency of above-mentioned technical problem, the applicant researches and develops a kind of two fire pump mutual backup, has and manually controls or automatically
The model selection function of control can control two fire pump equipment by button when operator uses manual control operation
Start-stop, and it is equipped with the function that wheel throws work, any fire pump can be started, when working barrel breaks down, stand-by pump prolongs
When automatically engage work, when water pump water level in water pool is low can pump trip, rising has an excessive low water level protection function, at the same by fault-signal and
Start-stop signal feeds back to fire-fighting center external control module, and acousto-optic alarm enlightenment, easy to use, quick, practical, simple, safety
Property it is strong, a kind of intelligent, high degree of automation fire pump the using and the reserved control circuit really belongs to necessary.
Summary of the invention
To solve the above-mentioned problems, the present invention proposes a kind of controller of the using and the reserved star triangle fire pump, feature
It is, including controller circuitry, the first current detection signal conditioning circuit, the first current detecting protection circuit, the inspection of the second electric current
Survey signal conditioning circuit, the second current detecting protection circuit, voltage detection signal conditioning circuit, voltage detection protection circuit, outer
Portion's signal input isolation circuit, key circuit, outputting circuit for relay, display circuit, indicator light circuit, buzzer circuit and control
Panel processed；
The input terminal of the first current detection signal conditioning circuit and the second current detection signal conditioning circuit is for connecting electricity
The output end of current transformer, the first current detection signal conditioning circuit protects circuit connection by first current detecting
First signal input port of the controller circuitry, described in the output end of the second current detection signal conditioning circuit passes through
Second current detecting protects the first signal input port of controller circuitry described in circuit connection；
The input terminal of the voltage detection signal conditioning circuit is used to connect the input terminal of three-phase alternating voltage, the voltage detecting
The output end of signal conditioning circuit connects the second signal input of the controller circuitry by the voltage detection protection circuit
Port；
The external signal connects the third signal input of the controller circuitry by the external signal input isolation circuit
Port；
Key is provided on the control panel, the key on the control panel connects the control by the key circuit
The fourth signal input port of device circuit；
First signal output port of the controller connects the outputting circuit for relay, and the outputting circuit for relay includes
First control relay circuit, the second control relay circuit, third control relay circuit, the 4th control relay circuit,
5th control relay circuit and the 6th control relay circuit, first control relay circuit is for controlling main motor three
Angular status signal output, second control relay circuit is for controlling spare motor triangle state signal output, institute
Third control relay circuit is stated for controlling the output of main motor overload work status signal, the 4th control relay circuit
For controlling spare motor overload work status signal output, the 5th control relay circuit is for controlling main motor star
Status signal output, the 6th control relay circuit are exported for controlling spare motor starriness state signal, and the described 5th
Control relay circuit is for controlling the output of main motor triangle status signal；
The output end of the outputting circuit for relay connects the 5th signal input port of the controller circuitry；
The second signal output port of the controller connects the display circuit；
The third signal output port of the controller connects the buzzer circuit.
Further, the first current detection signal conditioning circuit and the second current detection signal conditioning circuit are used to incite somebody to action
The signal of the current transformer acquisition is converted into voltage signal, and the current detecting protection circuit is used for the electricity after the conversion
Signal is pressed to carry out clamper.
Further, the voltage detection signal conditioning circuit is for the three-phase alternating voltage of input to be depressured and be converted into
It can be used in the voltage signal of detection, the voltage detection protection circuit is used to carry out clamper to the voltage signal after the conversion.
Further, the external signal include: the first remote impulse enabling signal, the second remote impulse enabling signal,
First remote impulse stop signal, the second remote impulse stop signal, the first lasting start and stop active signal, second, which continue start and stop, to be had
Source signal, first continue start and stop passive signal, the second lasting start and stop passive signal, main motor overload detection signals, spare motor
Overload detection signals, main motor operation detection, the detection of spare motor operation, the first fire resisting damper detection signal, the inspection of the second fire resisting damper
Signal, fire hydrant signal and signal of water shortage are surveyed, the external signal input isolation circuit includes optocoupler, for external signal
Input is isolated.
Further, the key on the control panel includes: ventil, manipulated key, automatic key, main motor high-speed starting
Key, main motor stop key, spare motor high-speed starting key and spare motor stop key.
Further, the outputting circuit for relay further includes the 7th control relay circuit, the 8th relay control electricity
Road, the 9th control relay circuit and the tenth control relay circuit, the 7th control relay circuit is for controlling first
The output of fire-fighting link signal, the 8th control relay circuit are exported for controlling the second fire-fighting link signal, and the described 9th
Control relay circuit is for controlling manual/auto signal output, and the tenth control relay circuit is for controlling power supply event
Hinder signal output.
Further, the display circuit includes digital pipe display circuit and indicator light circuit, the numeral method electricity
Road is used to show the detection numerical value of operating status, operation indicating and electric current and voltage, the indicator light circuit include power supply just
Normal indicator light, power failure lamp, manual indicator light, automatic pilot lamp, the first linkage indicator light, the second linkage indicator light,
Main motor low speed run indicator, spare motor low speed run indicator, main motor high-speed cruising indicator light, spare motor high speed
Run indicator, main motor overload light, spare motor overload light, main motor stops indicator light and spare motor stops
Indicator light.
Further, the first current detection signal conditioning circuit, the second current detection signal conditioning circuit, institute
State the first current detecting protection circuit, second current detecting protection circuit, the voltage detection signal conditioning circuit, described
Voltage detection protection circuit, the external signal input isolation circuit and the outputting circuit for relay are set to main circuit board,
The controller circuitry, key circuit, display circuit, indicator light circuit, buzzer circuit are set to display circuit board, the master
Circuit board is connect with the display circuit board by contact pin.
Further, the current transformer transducing signal, the input end signal of the three-phase alternating voltage and described outer
Portion's signal is input to the main circuit board by external input signal terminal.
The beneficial effects of the present invention are:
(1) Miniaturization Design is used, control precision is high, and it is multi-functional, (GB16806-2006) standard is executed completely, it is simple and practical,
It is easy for installation, replace traditional relay control mode completely, packaging efficiency is improved in very big program, saves artificial, wire rod
The costs such as cabinet cage.
(2) three-phase alternating voltage and three-phase alternating current of roll detection controlled plant in real time has over-voltage, under-voltage, wrong
The sound-light alarm and defencive function of phase, phase shortage and overload have the output of power failure passive feedback and controlled plant overload feedback
Output, can effectively detect power failure, remind related personnel to handle in time, being capable of effective guarantee fire pump safety fortune
Row.
(3) automatic, manual, long-range start-up and shut-down control is carried out to fire pump controlled plant in real time, be capable of providing fire-fighting it is long-range,
Active DC24V DC power supply continues start-up and shut-down control, fire-fighting remote active DC24V DC power supply pulse start-up and shut-down control, fire-fighting on the spot
Remote passive signal start-up and shut-down control；And there is fire-fighting link feedback output, starting stops passive signal feedback output；Bi-motor
Control setting can satisfy and adapt to the demand of a variety of fire-fighting equipment linkage controls.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the controller of the using and the reserved star triangle fire pump proposed by the present invention；
Fig. 2 is a kind of the first current detection signal conditioning of the controller of the using and the reserved star triangle fire pump proposed by the present invention
The structural schematic diagram of circuit or the first current detection signal conditioning circuit；
Fig. 3 is a kind of knot of the current detecting protection circuit of the controller of the using and the reserved star triangle fire pump proposed by the present invention
Structure schematic diagram；
Fig. 4 is a kind of knot of the signal input isolation circuit of the controller of the using and the reserved star triangle fire pump proposed by the present invention
Composition；
Fig. 5 is a kind of the first relay-operated controller circuit of the controller of the using and the reserved star triangle fire pump proposed by the present invention
Or second control relay circuit structural schematic diagram；
Fig. 6 be a kind of third control relay circuit of the controller of the using and the reserved star triangle fire pump proposed by the present invention extremely
The structural schematic diagram of any one of 6th control relay circuit；
Fig. 7 is a kind of control panel schematic diagram of the controller of the using and the reserved star triangle fire pump proposed by the present invention.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, this hair of Detailed description of the invention is now compareed
Bright specific embodiment.
The controller of a kind of the using and the reserved star triangle fire pump as shown in Figure 1, which is characterized in that including controller electricity
Road, the first current detection signal conditioning circuit, the first current detecting protection circuit, the second current detection signal conditioning circuit, the
Two current detectings protect circuit, voltage detection signal conditioning circuit, voltage detection protection circuit, external signal input isolation electricity
Road, key circuit, outputting circuit for relay, display circuit, indicator light circuit, buzzer circuit and control panel；
The input terminal of the first current detection signal conditioning circuit and the second current detection signal conditioning circuit is for connecting electricity
The output end of current transformer, the first current detection signal conditioning circuit protects circuit connection by first current detecting
First signal input port of the controller circuitry, described in the output end of the second current detection signal conditioning circuit passes through
Second current detecting protects the first signal input port of controller circuitry described in circuit connection；
The input terminal of the voltage detection signal conditioning circuit is used to connect the input terminal of three-phase alternating voltage, the voltage detecting
The output end of signal conditioning circuit connects the second signal input of the controller circuitry by the voltage detection protection circuit
Port；
The external signal connects the third signal input of the controller circuitry by the external signal input isolation circuit
Port；
Key is provided on the control panel, the key on the control panel connects the control by the key circuit
The fourth signal input port of device circuit；
First signal output port of the controller connects the outputting circuit for relay, and the outputting circuit for relay includes
First control relay circuit, the second control relay circuit, third control relay circuit, the 4th control relay circuit,
5th control relay circuit and the 6th control relay circuit, first control relay circuit is for controlling main motor three
Angular status signal output, second control relay circuit is for controlling spare motor triangle state signal output, institute
Third control relay circuit is stated for controlling the output of main motor overload work status signal, the 4th control relay circuit
For controlling spare motor overload work status signal output, the 5th control relay circuit is for controlling main motor star
Status signal output, the 6th control relay circuit are exported for controlling spare motor starriness state signal, and the described 5th
Control relay circuit is for controlling the output of main motor triangle status signal；
The output end of the outputting circuit for relay connects the 5th signal input port of the controller circuitry；
The second signal output port of the controller connects the display circuit；
The third signal output port of the controller connects the buzzer circuit.
Further, the first current detection signal conditioning circuit and the second current detection signal conditioning circuit are used to incite somebody to action
The signal of the current transformer acquisition is converted into voltage signal, carries out clamper, Current Mutual Inductance to the voltage signal after the conversion
Device is arranged 6 altogether, is respectively arranged in each the getting along of two-way three-phase alternating current incoming line, for detecting the input of two-way three-phase alternating current
The electric current of each phase of route.
First current detection signal conditioning circuit, the second current detection signal conditioning circuit structure as shown in Fig. 2, including
First resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, first capacitor C1, the second capacitor C2
With the first operational amplifier U1, current transformer accesses by slot and is connected to the both ends first resistor R1, first resistor R1's
First end connects the first end of second resistance R2, the first end of the second end connection 3rd resistor R3 of first resistor R1, the second electricity
The second end of resistance R2 is separately connected the first end of first capacitor C1, the first end of the 4th resistance R4 and the first operational amplifier U1
The second end of positive input terminal, the second end of first capacitor C1 and the 4th resistance R4 are connected to reference voltage Vref, 3rd resistor R3
Second end to be separately connected bearing for the first end of the second capacitor C2, the first end of the 5th resistance R5 and the first operational amplifier U1 defeated
Enter end, the second end of the second capacitor C2 and the second end of the 5th resistance R5 are connected to the output end and work of the first operational amplifier U1
For the output end of current detection signal conditioning circuit.
The input terminal connection three-phase alternating-current supply input of voltage detection signal conditioning circuit, voltage detection signal conditioning circuit
Output end by voltage detection protection circuit connection controller circuitry second signal input port.
Voltage detection signal conditioning circuit can be used in detecting for being depressured and being converted by the three-phase alternating voltage of input
Voltage signal.Voltage detection signal conditioning circuit is as shown in figure 3, include the 6th resistance R6, the 7th resistance R7, the 8th resistance
R8, the 9th resistance R9, the tenth resistance R10, eleventh resistor R11, twelfth resistor R12, thirteenth resistor R113, the 14th electricity
Hinder R14, the 15th resistance R15, the 16th resistance R16, third capacitor C3, the 4th capacitor C4, second operational amplifier U2, three-phase
A, B or C of AC power source are connected the series line by the 6th resistance R6, the 7th resistance R7, the 8th resistance R8 and the 9th resistance R9
Road is reconnected in the first end of the 14th resistance R14, and the N of three-phase alternating-current supply is connected by the tenth resistance R10, eleventh resistor
The series circuit of the composition of R11, twelfth resistor R12, thirteenth resistor R113 is reconnected in the first of the 15th resistance R15
End, the second end of the 14th resistance R14 are separately connected the first end of third capacitor C3, the first end of the 16th resistance R16 and the
The positive input terminal of two operational amplifier U2, the second end of third capacitor C3 and the second end of the 16th resistance R16 are connected to reference
Voltage Vref, the second end of the 15th resistance R15 be separately connected the first end of the 4th capacitor C4, the 16th resistance R16 first
The negative input end at end and second operational amplifier U2, the second end of the 4th capacitor C4 are connected with the second end of the 16th resistance R16
Output end in second operational amplifier U2 and output end as voltage detection signal conditioning circuit.
First current detecting protects circuit, the second current detecting protection circuit to be used to carry out the voltage signal after the conversion
Clamper, structure is as shown in Fig. 2, include the 17th resistance R17, the 5th capacitor C5 and double diode U3, double diode U3 includes the
One diode and the second diode, first end of the anode of first diode as double diode U3, the cathode of the second diode
As the second end of diode U3, the anode of the cathode of first diode and the second diode is connected to the of double diode U3
Three ends；The output end of current detection signal conditioning circuit or voltage detection signal conditioning circuit connects the of the 17th resistance R17
One end, the second end of the 17th resistance R17 connect the first end of the 5th capacitor C5 and the third end of double diode U3 as electric current
The output end of detection protection circuit or voltage detection protection circuit, the second end of the 5th capacitor C5 and the first end of double diode U3
It is grounded, the second end connection+3.3V DC power supply of double diode U3.
External signal connects the third signal input port of controller circuitry by external signal input isolation circuit.It is external
Signal includes: the first remote impulse enabling signal, the second remote impulse enabling signal, the first remote impulse stop signal, second
Remote impulse stop signal, first continue start and stop active signal, the second lasting start and stop active signal, the first lasting passive letter of start and stop
Number, second continue start and stop passive signal, main motor overload detection signals, spare motor overload detection signals, main motor operation inspection
It surveys, the detection of spare motor operation, the first fire resisting damper detects signal, the second fire resisting damper detects signal, fire hydrant signal and water shortage and believes
Number, the external signal input isolation circuit includes optocoupler, is isolated for the input to external signal.
First remote impulse enabling signal, the second remote impulse enabling signal, the first remote impulse stop signal, second are far
Signal of the journey pulse stop signal other than control cabinet, is made of DC24V active voltage, and crawl starting, crawl stops, by outer
Two buttons in portion issue.
First continues the automatic control letter of start and stop passive signal, the second lasting start and stop passive signal other than control cabinet
Number, when connecting controller starting-up later time, water pump operation, then water pump stops cut-off signal.
First continues start and stop active signal, the second lasting DC24V direct current signal of the start and stop active signal from fire-fighting center,
Force start is used in fire-fighting.
Main motor overload detection signals, spare motor overload detection signals control overload signal in water pump current supply circuit
The relay of output, if the relay overloads, the auxiliary normally-closed contact of the relay of control overload signal output becomes normally opened
Contact issues motor overload to controller and detects signal.
Main motor operation detection, spare motor operation detect the A.C. contactor in water pump current supply circuit, and exchange connects
Tentaculum auxiliary contact original state is normally opened contact, becomes normally-closed contact after A.C. contactor work, auxiliary by A.C. contactor
Contact is helped to issue motor operation detection signal to controller.If in the process of running, A.C. contactor discharges automatically, it is considered as
Failure, controller detect that the A.C. contactor discharged automatically issues and shut down instruction order and alarm.
The necessary signals that first fire resisting damper detects signal, the second fire resisting damper detection signal is fire pump work, controller
It detects that fire resisting damper does not access, will call the police, controller all cannot manually or automatically signal enabling water pump in free position.
Signal input isolation circuit is for being isolated the input of external signal, and structure is as shown in figure 5, include the 18th
Resistance R18, the 19th resistance R19 and optocoupler U4, first end of the luminescent device anode as optocoupler U4 in optocoupler U4, optocoupler U4
Second end of the interior luminescent device cathode as optocoupler U4, receiving device output end in optocoupler U4 as optocoupler U4 the 4th
It holds, third end of the receiving device input terminal in optocoupler U4 as optocoupler U4, first end of the external signal from the 19th resistance R19
Input, the first end of the second end connection optocoupler U4 of the 19th resistance R19, the second end of optocoupler U4 connect external signal ground wire,
The third end of optocoupler U4 connects this controller ground wire, and the third end of optocoupler U4 connects the 18th resistance R18 first end and as outer
The output end of portion's signal input isolation circuit, the second end connection+5V DC power supply of the 18th resistance R18.
First signal output port of controller connects the outputting circuit for relay, and the outputting circuit for relay includes
First control relay circuit, the second control relay circuit, third control relay circuit, the 4th control relay circuit,
5th control relay circuit and the 6th control relay circuit, first control relay circuit is for controlling main motor mistake
Working state signal output is carried, second control relay circuit is defeated for controlling spare motor overload work status signal
Out, the third control relay circuit is for controlling the output of main motor star status signal, and the 4th motor is for controlling
Spare motor starriness state signal output, the 5th control relay circuit are defeated for controlling main motor triangle status signal
Out, the 6th control relay circuit is for controlling spare motor triangle state signal output；
Outputting circuit for relay further includes the 7th control relay circuit, the 8th control relay circuit, the control of the 9th relay
Circuit and the tenth control relay circuit, the 7th control relay circuit are exported for controlling the first fire-fighting link signal,
8th control relay circuit is used for for controlling the output of the second fire-fighting link signal, the 9th control relay circuit
Manual/auto signal output is controlled, the tenth control relay circuit is for controlling power failure signal output.
The structural schematic diagram of first relay-operated controller circuit or the second control relay circuit as shown in Figure 5, including
20th resistance R123, the 21st resistance R126, the first triode, third diode and dpdt relay, the 20th
The connection of first signal output port of the first end of resistance R123 and the signal input part of dpdt relay and controller, the
The first end of 21 resistance R126 and the base stage of the first triode are connect with the second end of the 20th resistance R123 respectively, and second
The second end of 11 resistance R126 and the emitter of the first triode are connect with external signal ground wire, third diode anode and
The first end of dpdt relay is connect with the collector of the first triode, the cathode and double-pole double throw relay of third diode
The second end of device is connect with+5V DC power supply, and the auxiliary contact of the first group relay of dpdt relay is outer for driving
Contactor is connect, the passive contact interface of the second group relay is used for external fire pump.
Third control relay circuit as shown in FIG. 6 to any one of the 6th control relay circuit structural representation
Figure, including the 22nd resistance, the 23rd resistance, the second triode, the 4th diode and single-pole double-throw relay, the 20th
The first end of two resistance and the normally opened pin of single-pole double-throw relay are connect with the first signal output port of controller respectively, the
The first end of 23 resistance and the base stage of the second triode are connect with the second end of the 22nd resistance respectively, the 23rd electricity
The emitter of the second end of resistance and the second triode is connect with external signal ground wire respectively, the first end of single-pole single-throw(SPST relay and
The anode of 4th diode is connect with the collector of the second triode respectively, the second end of single-pole single-throw(SPST relay and the four or two pole
The cathode of pipe is connect with+5V DC power supply respectively, and the control signal output of single-pole double-throw relay passes through external output signal
Hold external external contactor or motor.
Key on control panel includes: ventil, manipulated key, automatic key, main motor high-speed starting key, main motor shutdown
Key, spare motor high-speed starting key and spare motor stop key
Display circuit includes digital pipe display circuit and indicator light circuit, and the digital pipe display circuit is for showing operation shape
The detection numerical value of state, operation indicating and electric current and voltage, the indicator light circuit include the normal indicator light of power supply, power failure
Indicator light, manual indicator light, automatic pilot lamp, the first linkage indicator light, the second linkage indicator light, the operation instruction of main motor low speed
Lamp, spare motor low speed run indicator, main motor high-speed cruising indicator light, spare high speed operation of motor indicator light, main motor
Overload light, spare motor overload light, main motor stops indicator light and spare motor stops indicator light.
First current detection signal conditioning circuit, the second current detection signal conditioning circuit, first electric current inspection
Survey protection circuit, second current detecting protection circuit, the voltage detection signal conditioning circuit, voltage detecting protection
Circuit, the external signal input isolation circuit and the outputting circuit for relay are set to main circuit board, the controller electricity
Road, key circuit, display circuit, indicator light circuit, buzzer circuit are set to display circuit board, the main circuit board with it is described
Display circuit board is connected by contact pin.
Current transformer transducing signal, the input end signal of the three-phase alternating voltage and the external signal pass through outside
Input signal terminal is input to the main circuit board.
It should be noted that for simple description, therefore, it is stated as a systems for each embodiment of the method above-mentioned
The combination of actions of column, but those skilled in the art should understand that, the application is not limited by the described action sequence, because
For according to the application, certain some step be can be performed in other orders or simultaneously.Secondly, those skilled in the art also should
Know, the embodiments described in the specification are all preferred embodiments, related movement and unit not necessarily this Shen
It please be necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in some embodiment
Part, reference can be made to the related descriptions of other embodiments.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in computer-readable storage medium
In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, ROM, RAM etc..
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (9)
1. a kind of controller of the using and the reserved star triangle fire pump, which is characterized in that examined including controller circuitry, the first electric current
Survey signal conditioning circuit, the first current detecting protection circuit, the second current detection signal conditioning circuit, the protection of the second current detecting
Circuit, voltage detection signal conditioning circuit, voltage detection protection circuit, external signal input isolation circuit, key circuit, relay
Device output circuit, display circuit, indicator light circuit, buzzer circuit and control panel；
The input terminal of the first current detection signal conditioning circuit and the second current detection signal conditioning circuit is for connecting electricity
The output end of current transformer, the first current detection signal conditioning circuit protects circuit connection by first current detecting
First signal input port of the controller circuitry, described in the output end of the second current detection signal conditioning circuit passes through
Second current detecting protects the first signal input port of controller circuitry described in circuit connection；
The input terminal of the voltage detection signal conditioning circuit is used to connect the input terminal of three-phase alternating voltage, the voltage detecting
The output end of signal conditioning circuit connects the second signal input of the controller circuitry by the voltage detection protection circuit
Port；
The external signal connects the third signal input of the controller circuitry by the external signal input isolation circuit
Port；
Key is provided on the control panel, the key on the control panel connects the control by the key circuit
The fourth signal input port of device circuit；
First signal output port of the controller connects the outputting circuit for relay, and the outputting circuit for relay includes
First control relay circuit, the second control relay circuit, third control relay circuit, the 4th control relay circuit,
5th control relay circuit and the 6th control relay circuit, first control relay circuit is for controlling main motor three
Angular status signal output, second control relay circuit is for controlling spare motor triangle state signal output, institute
Third control relay circuit is stated for controlling the output of main motor overload work status signal, the 4th control relay circuit
For controlling spare motor overload work status signal output, the 5th control relay circuit is for controlling main motor star
Status signal output, the 6th control relay circuit are exported for controlling spare motor starriness state signal, and the described 5th
Control relay circuit is for controlling the output of main motor triangle status signal；
The output end of the outputting circuit for relay connects the 5th signal input port of the controller circuitry；
The second signal output port of the controller connects the display circuit；
The third signal output port of the controller connects the buzzer circuit.
2. a kind of controller of the using and the reserved star triangle fire pump as described in claim 1, which is characterized in that described first
The signal that current detection signal conditioning circuit and the second current detection signal conditioning circuit are used to acquire the current transformer
It is converted into voltage signal, the current detecting protection circuit is used to carry out clamper to the voltage signal after the conversion.
3. a kind of controller of the using and the reserved star triangle fire pump as described in claim 1, which is characterized in that the voltage
Detection signal conditioning circuit is used to for the three-phase alternating voltage of input being depressured and is converted into the voltage signal that can be used in detection, institute
Voltage detection protection circuit is stated for carrying out clamper to the voltage signal after the conversion.
4. a kind of controller of the using and the reserved star triangle fire pump as described in claim 1, which is characterized in that the outside
Signal includes: the first remote impulse enabling signal, the second remote impulse enabling signal, the first remote impulse stop signal, second
Remote impulse stop signal, first continue start and stop active signal, the second lasting start and stop active signal, the first lasting passive letter of start and stop
Number, second continue start and stop passive signal, main motor overload detection signals, spare motor overload detection signals, main motor operation inspection
It surveys, the detection of spare motor operation, the first fire resisting damper detects signal, the second fire resisting damper detects signal, fire hydrant signal and water shortage and believes
Number, the external signal input isolation circuit includes optocoupler, is isolated for the input to external signal.
5. a kind of controller of the using and the reserved star triangle fire pump as described in claim 1, which is characterized in that the control
Key on panel includes: ventil, manipulated key, automatic key, main motor high-speed starting key, main motor stop key, spare motor
High-speed starting key and spare motor stop key.
6. a kind of controller of the using and the reserved star triangle fire pump as described in claim 1, which is characterized in that the relay
Device output circuit further includes the 7th control relay circuit, the 8th control relay circuit, the 9th control relay circuit and
Ten control relay circuits, the 7th control relay circuit are exported for controlling the first fire-fighting link signal, and the described 8th
Control relay circuit is for controlling the output of the second fire-fighting link signal, and the 9th control relay circuit is for controlling hand
Dynamic/automatic signal output, the tenth control relay circuit is for controlling power failure signal output.
7. a kind of controller of the using and the reserved star triangle fire pump as described in claim 1, which is characterized in that the display
Circuit includes digital pipe display circuit and indicator light circuit, and the digital pipe display circuit is for showing that operating status, operation mention
Show and the detection numerical value of electric current and voltage, the indicator light circuit include the normal indicator light of power supply, power failure lamp, hand
Dynamic indicator light, automatic pilot lamp, the first linkage indicator light, the second linkage indicator light, main motor low speed run indicator, standby electricity
Machine low speed run indicator, main motor high-speed cruising indicator light, spare high speed operation of motor indicator light, main motor overload instruction
Lamp, spare motor overload light, main motor stops indicator light and spare motor stops indicator light.
8. a kind of controller of such as the using and the reserved star triangle fire pump of any of claims 1-7, feature exist
In the first current detection signal conditioning circuit, the second current detection signal conditioning circuit, first current detecting
Protect circuit, second current detecting protection circuit, the voltage detection signal conditioning circuit, voltage detecting protection electricity
Road, the external signal input isolation circuit and the outputting circuit for relay are set to main circuit board, the controller circuitry,
Key circuit, display circuit, indicator light circuit, buzzer circuit are set to display circuit board, and the main circuit board is shown with described
Show that circuit board is connected by contact pin.
9. a kind of controller of the using and the reserved star triangle fire pump as claimed in claim 8, which is characterized in that the electric current
Mutual inductor transducing signal, the input end signal of the three-phase alternating voltage and the external signal pass through external input signal terminal
It is input to the main circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810680438.7A CN109519361B (en) | 2018-06-27 | 2018-06-27 | Controller of one-star triangle fire-fighting water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810680438.7A CN109519361B (en) | 2018-06-27 | 2018-06-27 | Controller of one-star triangle fire-fighting water pump |
Publications (2)
| Publication Number | Publication Date |
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| CN109519361A true CN109519361A (en) | 2019-03-26 |
| CN109519361B CN109519361B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810680438.7A Active CN109519361B (en) | 2018-06-27 | 2018-06-27 | Controller of one-star triangle fire-fighting water pump |
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| Country | Link |
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| CN (1) | CN109519361B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649929A (en) * | 2019-09-30 | 2020-01-03 | 郑州力通水务有限公司 | Pump station energy consumption data frequency modulation transmitting circuit |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062814A (en) * | 1991-12-31 | 1992-07-15 | 吕义金 | Multi-functional monitoring and controlling protector for three-phase motor |
| WO1995035532A1 (en) * | 1994-06-17 | 1995-12-28 | Energestor Kereskedelmi És Szolgáltató Kft. | Circuit arrangement for decreasing the energy consumption and for protecting of a variable loaded asynchronous motor |
| JP2000130348A (en) * | 1998-10-30 | 2000-05-12 | Ebara Corp | Running controller for rotary machine |
| KR20060082707A (en) * | 2005-01-13 | 2006-07-19 | 현대중공업 주식회사 | Himap-motor controller |
| CN201679703U (en) * | 2010-04-21 | 2010-12-22 | 叶荣平 | Control device for service water pump and standby water pump |
| CN202334403U (en) * | 2011-11-22 | 2012-07-11 | 昆山市五洲电子电器设备厂 | Motor start-up control device |
| CN103208782A (en) * | 2013-04-17 | 2013-07-17 | 徐达 | Comprehensive detection and electric protection device for power frequency and variable frequency power supplies |
| CN204993121U (en) * | 2015-07-30 | 2016-01-20 | 成都富强电子电器科技有限公司 | Bi -motor star triangle start control device |
| CN106849522A (en) * | 2015-12-03 | 2017-06-13 | 天津市银钻电机有限公司 | A kind of Intelligent motor control device |
| CN107666255A (en) * | 2017-09-14 | 2018-02-06 | 李自军 | A kind of electric motor starting digital display integrated controller |
-
2018
- 2018-06-27 CN CN201810680438.7A patent/CN109519361B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062814A (en) * | 1991-12-31 | 1992-07-15 | 吕义金 | Multi-functional monitoring and controlling protector for three-phase motor |
| WO1995035532A1 (en) * | 1994-06-17 | 1995-12-28 | Energestor Kereskedelmi És Szolgáltató Kft. | Circuit arrangement for decreasing the energy consumption and for protecting of a variable loaded asynchronous motor |
| JP2000130348A (en) * | 1998-10-30 | 2000-05-12 | Ebara Corp | Running controller for rotary machine |
| KR20060082707A (en) * | 2005-01-13 | 2006-07-19 | 현대중공업 주식회사 | Himap-motor controller |
| CN201679703U (en) * | 2010-04-21 | 2010-12-22 | 叶荣平 | Control device for service water pump and standby water pump |
| CN202334403U (en) * | 2011-11-22 | 2012-07-11 | 昆山市五洲电子电器设备厂 | Motor start-up control device |
| CN103208782A (en) * | 2013-04-17 | 2013-07-17 | 徐达 | Comprehensive detection and electric protection device for power frequency and variable frequency power supplies |
| CN204993121U (en) * | 2015-07-30 | 2016-01-20 | 成都富强电子电器科技有限公司 | Bi -motor star triangle start control device |
| CN106849522A (en) * | 2015-12-03 | 2017-06-13 | 天津市银钻电机有限公司 | A kind of Intelligent motor control device |
| CN107666255A (en) * | 2017-09-14 | 2018-02-06 | 李自军 | A kind of electric motor starting digital display integrated controller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649929A (en) * | 2019-09-30 | 2020-01-03 | 郑州力通水务有限公司 | Pump station energy consumption data frequency modulation transmitting circuit |
| CN110649929B (en) * | 2019-09-30 | 2021-04-27 | 郑州力通水务有限公司 | Pump station energy consumption data frequency modulation transmitting circuit |
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| Publication number | Publication date |
|---|---|
| CN109519361B (en) | 2023-11-14 |
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