CN206360019U - A kind of new electronic control water system - Google Patents
A kind of new electronic control water system Download PDFInfo
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- CN206360019U CN206360019U CN201621453686.0U CN201621453686U CN206360019U CN 206360019 U CN206360019 U CN 206360019U CN 201621453686 U CN201621453686 U CN 201621453686U CN 206360019 U CN206360019 U CN 206360019U
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- pump
- variable frequency
- controller
- frequency converter
- frequency
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Abstract
The utility model is related to a kind of new electronic control water system.Its purpose is to provide the automatically controlled water system of a kind of automaticity height, good energy-conserving effect.The utility model includes control unit, the first frequency converter, the second frequency converter, stabilized pressure pump and multiple variable frequency pumps, and the power output of stabilized pressure pump is less than the power output of other variable frequency pumps.Control unit includes the first controller and second controller again, the data signal recipients of first controller and second controller respectively with pressure sensor, fluid level transmitter, the data signal output connection of first frequency converter and the second frequency converter, pressure sensor and fluid level transmitter are arranged on inside vacuum tank, the control signal output of first controller and second controller respectively with stabilized pressure pump, the control end connection of first frequency converter and the second frequency converter, control end of the frequency variation signal output end of first frequency converter and the second frequency converter all respectively with each variable frequency pump is connected, the communication ends of wireless transport module and the communication ends of host computer are connected.
Description
Technical field
The utility model is related to electric control field, more particularly to a kind of new electronic control water system.
Background technology
With the rapid development of economy, heavy construction is more and more, this requires to carry out the water system in building
Unified supervision, but the electric control gear automaticity of water system at this stage is low, automatically controlled core it is main using single PLC as
It is main, once controller breaks down, just water system can not be carried out remedying manipulation, very big damage is all brought to enterprises and individuals
Lose.In addition, at this stage to ensure enough power, used water pump is all high powered water pump, but in user's work hours
Or in the case that water usage at night is few, high powered water pump adds the energy consumption of water system on the contrary, causes unnecessary electricity
The loss of energy, virtually adds the cost of enterprise.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of automaticity is high, safe, good energy-conserving effect
New electronic control water system.
A kind of new electronic control water system of the utility model, wherein, including control unit, the first frequency converter, the second frequency conversion
Device, stabilized pressure pump and multiple variable frequency pumps, the power output of stabilized pressure pump are less than the power output of other variable frequency pumps, and control unit includes again
The data signal recipients of first controller, second controller and wireless transport module, the first controller and second controller point
Data signal output not with pressure sensor, fluid level transmitter, the first frequency converter and the second frequency converter is connected, pressure sensing
Device is arranged on inside the vacuum tank of water system, and fluid level transmitter is arranged on the bottom on the outside of water tank, the first controller and second
Control end of the control signal output of controller respectively with stabilized pressure pump, the first frequency converter and the second frequency converter is connected, and first becomes
Control end of the frequency variation signal output end of frequency device and the second frequency converter all respectively with each variable frequency pump is connected, wireless transport module it is logical
Believe that the communication ends of end and host computer are connected.
A kind of new electronic control water system of the utility model, wherein the quantity of the variable frequency pump is four, respectively first
Variable frequency pump, the second variable frequency pump, the 3rd variable frequency pump and the 4th variable frequency pump.
A kind of new electronic control water system of the utility model, wherein being respectively arranged with thermal overload relay on each variable frequency pump
Device, the data signal output of each thermal overload relay respectively with the first controller and the data signal recipients of second controller
Connection.
A kind of new electronic control water system of the utility model, wherein the host computer is arranged on inside remote monitoring center.
A kind of new electronic control water system of the utility model, wherein first controller and second controller are all PLC
Controller.
A kind of new electronic control water system difference from prior art of the utility model is：The utility model is provided with
First PLC and the second PLC, dual safety guarantee, a control are being carried out to water system when being controlled
Device processed can be switched to another controller at any time after breaking down and be controlled, and security is greatly improved.It is provided with multiple frequency conversions
Pump, according to the working condition of the different PLC adjust automatically variable frequency pumps of ductwork pressure value and unlatching order, reaches that speed governing is steady
The effect of pressure, it is ensured that water system operational excellence.Stabilized pressure pump is provided with, the power output of stabilized pressure pump is less than the defeated of other variable frequency pumps
Go out power, can play a part of reducing energy consumption.Wireless transport module is provided with, distant signal transmission can be carried out with host computer,
Realize the remote control of water system.
A kind of new electronic control water system of the utility model is described further below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is a kind of attachment structure block diagram of new electronic control water system of the utility model；
Fig. 2 is the electric hookup of the first PLC in a kind of new electronic control water system of the utility model；
Fig. 3 is the electric hookup of the second PLC in a kind of new electronic control water system of the utility model；
Fig. 4 is the first variable frequency pump, the second variable frequency pump, the 3rd frequency conversion in a kind of new electronic control water system of the utility model
The primary connection schematic diagram of pump, the 4th variable frequency pump and stabilized pressure pump；
Fig. 5 is the first variable frequency pump, the second variable frequency pump, the 3rd frequency conversion in a kind of new electronic control water system of the utility model
The secondary connection schematic diagram of pump, the 4th variable frequency pump and stabilized pressure pump；
Fig. 6 is the first variable frequency pump, the second variable frequency pump, the 3rd variable frequency pump in a kind of new electronic control water system of the utility model
With the elementary diagram of the 4th variable frequency pump VF to WF；
Fig. 7 is the elementary diagram of frequency converter in a kind of new electronic control water system of the utility model.
Embodiment
As shown in figure 1, be a kind of attachment structure block diagram of new electronic control water system of the utility model, including control is single
Member, the first frequency converter 4, the second frequency converter 5, stabilized pressure pump 13 and multiple variable frequency pumps, the power output of stabilized pressure pump 13 become less than other
The power output of frequency pump, control unit includes the first PLC 1, the second PLC 2 and wireless transport module 3 again, many
Individual variable frequency pump includes the first variable frequency pump 6, the second variable frequency pump 7, the 3rd variable frequency pump 8 and the 4th variable frequency pump 9, the first PLC 1 again
With the data signal recipients of the second PLC 2 respectively with pressure sensor 10, fluid level transmitter 11, the first frequency converter 4 and
The data signal output connection of second frequency converter 5, pressure sensor 10 is arranged on inside the vacuum tank of water system, and liquid level becomes
The control signal output difference of the bottom for sending device 11 to be arranged on the outside of water tank, the first PLC 1 and the second PLC 2
It is connected with the control end of the first frequency converter 4 and the second frequency converter 5, the control letter of the first PLC 1 and the second PLC 2
Number control end of the output end directly with stabilized pressure pump 13 is connected.The frequency variation signal output end of first frequency converter 4 and the second frequency converter 5 is all
The control end with the first variable frequency pump 6, the second variable frequency pump 7, the 3rd variable frequency pump 8 and the 4th variable frequency pump 9 is connected respectively, the first variable frequency pump
6th, thermal overload relay, each thermal overload relay are respectively arranged with the second variable frequency pump 7, the 3rd variable frequency pump 8 and the 4th variable frequency pump 9
Data signal recipients of the data signal output respectively with the first PLC 1 and the second PLC 2 be connected.Wirelessly
The communication ends of transport module 3 are connected with the communication ends of host computer 12, and host computer 12 is arranged on inside remote monitoring center.
As shown in Fig. 2 being the electrical wiring of the first PLC in a kind of new electronic control water system of the utility model
Figure；As shown in figure 3, being the electric hookup of the second PLC in a kind of new electronic control water system of the utility model, first
It is 1 pair of the first PLC under equipment normal operation that the switching principle of the PLC 2 of PLC 1 and second, which is,
Control panel is controlled, and the second PLC 2 is standby, and the failure of the first PLC 1 can not be normal in running
During operation, the second PLC 2 automatically switches with the first PLC 1, and puts into running status.
As shown in figure 4, being the first variable frequency pump in a kind of new electronic control water system of the utility model, the second variable frequency pump, the
The primary connection schematic diagram of three variable frequency pumps, the 4th variable frequency pump and stabilized pressure pump；As shown in figure 5, being a kind of Novel electric of the utility model
Control the secondary connection principle of the first variable frequency pump in water system, the second variable frequency pump, the 3rd variable frequency pump, the 4th variable frequency pump and stabilized pressure pump
Figure, switching principle is between stabilized pressure pump 13, the first variable frequency pump 6, the second variable frequency pump 7, the 3rd variable frequency pump 8 and the 4th variable frequency pump 9, control
Unit processed first starts the first variable frequency pump 6 and run when normally running, when the first variable frequency pump 6 disclosure satisfy that in pipe network water supply pressure and energy
When being consistent with the pressure of supply water value of setting, control unit can be according to inner setting when moving the operation of pump Time Calculation certainly
Between, after accumulated time to setting time, it is switched to the second variable frequency pump 7 and runs, after the operation of the second variable frequency pump 7, before continues cycling through
After the one step work accumulation run time of the second variable frequency pump 7, accumulated time to setting time, it is switched to the 3rd variable frequency pump 8 and runs, the
After the operation of three variable frequency pumps 8, the back work accumulation run time of the 3rd variable frequency pump 8 is continued cycling through, accumulated time is to during setting
Between after, be switched to the 4th variable frequency pump 9 and run, the 4th variable frequency pump 9 operation after, continue cycling through back work accumulation the 4th frequency conversion
After the run time of pump 9, accumulated time to setting time, it is switched to the first variable frequency pump 6 and runs, and so on circulate.First frequency conversion
When pump 6, the second variable frequency pump 7, the 3rd variable frequency pump 8 and/or the failure of the 4th variable frequency pump 9, thermal overload on corresponding variable frequency pump after
Feedback signal can be sent to control unit by electrical equipment, and control unit starts next normal variable frequency pump after judging and worked on.
At night or few output, the first variable frequency pump 6, the second variable frequency pump 7, the 3rd variable frequency pump 8 and the 4th variable frequency pump 9 are stopped,
Start stabilized pressure pump 13 to be operated, it is ensured that system reaches pressure plateau, when running stabilized pressure pump 13, occur using water suddenly
After amount increase, the situation of ductwork pressure reduction, stabilized pressure pump 13 is not when reaching pressure stabilization function, and system can according to circumstances switch automatically
To other big pump operation states, water consumption is being switched to voltage stabilizing pump operation automatically when reducing.
As shown in fig. 6, being the first variable frequency pump in a kind of new electronic control water system of the utility model, the second variable frequency pump, the
The elementary diagram of three variable frequency pumps and the 4th variable frequency pump VF to WF, when a variable frequency pump can not meet pipe network water supply pressure or
When person's ductwork pressure value is less than setup pressure value, control unit can according to the frequency and pressure value inside the frequency converter that collects with
Preset pressure value is compared, ductwork pressure value be less than setup pressure value when or frequency converter output frequency value be more than or equal to set
During fixed frequency values, cut off the first variable frequency pump 6 and the first variable frequency pump 6 is converted to power frequency operation, while starting the second variable frequency pump 7
Output frequency is adjusted, increase pipe network water supply pressure is consistent with the pressure set, completes voltage stabilizing state.Complete voltage stabilizing state
Afterwards, in pipe network stable water pressure do not have personnel's water when, control unit can do internal pressure and compare, delay carry out power frequency transformation frequency
Operation, voltage stabilizing is carried out by frequency conversion, if the first variable frequency pump 6 and the second variable frequency pump 7 are not met by voltage stabilizing state, is continued the
Two variable frequency pumps 7 are switched to power frequency, start the 3rd variable frequency pump 8 adjustment frequency converter output frequency, increase pipe network water supply pressure and setting
Pressure be consistent, complete voltage stabilizing state.Complete voltage stabilizing state after, in pipe network stable water pressure do not have personnel's water when,
Control unit can do internal pressure and compare, and delay carries out power frequency and turns upconversion operation, voltage stabilizing is carried out by frequency conversion, if the first frequency conversion
Pump 6, the second variable frequency pump 7 and the 3rd variable frequency pump 8 are not met by voltage stabilizing state, and the 3rd variable frequency pump 8 is switched to power frequency, opened by continuation
Dynamic 4th variable frequency pump 9 adjustment frequency converter output frequency, increase pipe network water supply pressure is consistent with the pressure set, completes voltage stabilizing
State.Complete voltage stabilizing state after, in pipe network stable water pressure do not have personnel's water when, control unit can do built-in pressure ratio
Compared with delay successively decrease power frequency operation variable frequency pump by platform, only does frequency conversion voltage stabilizing, occurs pipe network water supply pressure value again less than setting
When pressure value or frequency converter output frequency are more than or equal to the increasing pump frequency of setting, the work run before is continued cycling through.
As shown in fig. 7, being the elementary diagram of frequency converter in a kind of new electronic control water system of the utility model, equipment is just
The first frequency converter 4 is run under normal running situation, and the second frequency converter 5 is standby, in running after the first 4 failure of frequency converter, control
Unit processed is received after the fault-signal of the first frequency converter 4, starts standby second frequency converter 5, equipment is continued normal operation.
The utility model also has other a variety of functions：
First, stabilized pressure pump voltage stabilizing：When usually user's work hours or water usage at night lack, pass through stabilized pressure pump 13 and carry out stable pressure
Power frequency control is operated, and control unit is according to the pressure microsensor in family water consumption height and pipe network, in stabilized pressure pump and other
Switchover operation state between variable frequency pump.Pipe net pressure maitamce is in the time value that control unit is set during other frequency conversion pump operations,
Control unit can automatically switch to small pump operation, with the stable ductwork pressure of small pump；The small pump meeting speed governing pressurization when there is user's water,
User's water consumption is when excessive after small pump voltage stabilizing deficiency, and control unit can be switched to other frequency conversion pump operations, stable ductwork pressure.
2nd, municipal administration is cut off the water termination of pumping：Control unit reads the signal of steady fluid level transmitter transmission, and control unit reads pressure and become
The signal for sending device or fluid level transmitter to transmit, then with the actual municipal water supply pressure read or water box liquid place value and setting
Municipal water supply low pressure or water tank low liquid level termination of pumping value be compared, if municipal water supply actual pressure or water box liquid place value
Less than setting termination of pumping pressure or water tank low liquid level value when, control unit closes the variable frequency pump among being currently running, it is to avoid
Occurs the situation that variable frequency pump is damaged.
3rd, municipal water supply plays pump：When municipal water supply pressure has recovered pump, when municipal water supply pressure has recovered pump, in municipal administration
Pressure of supply water is low or water tank low liquid level termination of pumping protection on the basis of cut off the water or situation of artificially cutting off the water the function realized, municipal administration
Under, municipal water supply pressure is low or water tank low liquid level termination of pumping after, vacuum tank is after new water filling, the actual pressure that control unit is read
Or water box liquid place value higher than setting municipal water supply pressure or water box liquid place value recovered pump when, control unit can be opened from newly
Dynamic variable frequency pump carries out speed governing voltage stabilizing.
4th, Superpressure stop is protected：When supply equipment is run, often occur frequency converter not according to the actual pressure of feedback
Speed governing is carried out, so that the situation for causing pipe network superpressure to damage pipe network occurs, control unit of the present utility model can be to the reality of reading
Border pressure of supply water is monitored in real time, is compared inside control unit with overpressure protection setting value, as long as pressure of supply water value
Higher than overpressure protection setting value, control unit will be automatically stopped the variable frequency pump in all be currently running, and directly avoid frequency converter
Superpressure phenomenon caused by not speed governing or other reasonses occurs, and preferably protects user's water safety problem.
5th, variable frequency pump is restarted after pressure reduction：It is in Superpressure stop protection that variable frequency pump, which restarts function, after pressure reduction
On the basis of the function that enables, because frequency converter timing voltage stabilizing it is unstable when, it is possible to occur that the error situation of wrong report is produced, superpressure
After termination of pumping protection, there are artificial water or the situation of pipe network pressure release to occur, pipe network of the control unit to reading after ductwork pressure declines
Water pump is restarted the pressure value of setting and is compared after pressure and pressure reduction, and ductwork pressure is opened again less than water pump after pressure reduction
Control unit carries out speed governing voltage stabilizing from the new variable frequency pump that starts during the pressure value of dynamic setting.
Remote transmission：The wireless transport module 3 being connected with long-range host computer 12 is provided with, will be adopted by wireless network forms
The signal collected is transferred to control centre, and sends control instruction by control centre, so as to be controlled to control unit.
A kind of new electronic control water system of the utility model, is provided with the first PLC 1 and the second PLC 2,
Dual safety guarantee is being carried out when being controlled to water system, a controller can be switched to another at any time after breaking down
Individual controller is controlled, and security is greatly improved.Multiple variable frequency pumps are provided with, are controlled according to the different PLC of ductwork pressure value
The working condition and unlatching order of device adjust automatically variable frequency pump, reach the effect of speed governing voltage stabilizing, it is ensured that water system operational excellence.
Stabilized pressure pump 13 is provided with, the power output of stabilized pressure pump 13 is less than the power output of other variable frequency pumps, can play the work for reducing energy consumption
With.Wireless transport module 3 is provided with, distant signal transmission can be carried out with host computer 12, the remote control of water system is realized.
The utility model automaticity is high, safe, good energy-conserving effect, compared with prior art with clear advantage.
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New scope is defined, on the premise of the utility model design spirit is not departed from, and those of ordinary skill in the art are to this
Various modifications and improvement that the technical scheme of utility model is made, all should fall into the protection of the utility model claims determination
In the range of.
Claims (5)
1. a kind of new electronic control water system, it is characterised in that：Including control unit, the first frequency converter (4), the second frequency converter
(5), stabilized pressure pump (13) and multiple variable frequency pumps, the power output of stabilized pressure pump (13) are less than the power output of other variable frequency pumps, control
Unit includes the first controller (1), second controller (2) and wireless transport module (3), the first controller (1) and the second control again
The data signal recipients of device (2) processed respectively with pressure sensor (10), fluid level transmitter (11), the first frequency converter (4) and
The data signal output connection of two frequency converters (5), pressure sensor (10) is arranged on inside the vacuum tank of water system, liquid level
Transmitter (11) is arranged on the control signal output point of the bottom on the outside of water tank, the first controller (1) and second controller (2)
Control end not with stabilized pressure pump (13), the first frequency converter (4) and the second frequency converter (5) is connected, and the first frequency converter (4) and second becomes
Control end of the frequency variation signal output end of frequency device (5) all respectively with each variable frequency pump is connected, the communication ends of wireless transport module (3) with
The communication ends connection of host computer (12).
2. a kind of new electronic control water system according to claim 1, it is characterised in that：The quantity of the variable frequency pump is four
It is individual, respectively the first variable frequency pump (6), the second variable frequency pump (7), the 3rd variable frequency pump (8) and the 4th variable frequency pump (9).
3. a kind of new electronic control water system according to claim 1, it is characterised in that：Set respectively on each variable frequency pump
Thermal overload relay is equipped with, the data signal output of each thermal overload relay is controlled with the first controller (1) and second respectively
The data signal recipients connection of device (2).
4. a kind of new electronic control water system according to claim 1, it is characterised in that：The host computer (12) is arranged on
Inside remote monitoring center.
5. a kind of new electronic control water system according to claim 1, it is characterised in that：First controller (1) and
Second controller (2) is all PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621453686.0U CN206360019U (en) | 2016-12-27 | 2016-12-27 | A kind of new electronic control water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621453686.0U CN206360019U (en) | 2016-12-27 | 2016-12-27 | A kind of new electronic control water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206360019U true CN206360019U (en) | 2017-07-28 |
Family
ID=59376030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621453686.0U Active CN206360019U (en) | 2016-12-27 | 2016-12-27 | A kind of new electronic control water system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206360019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709292A (en) * | 2020-12-31 | 2021-04-27 | 深圳市华阳国际工程设计股份有限公司 | Water supply system and method |
-
2016
- 2016-12-27 CN CN201621453686.0U patent/CN206360019U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709292A (en) * | 2020-12-31 | 2021-04-27 | 深圳市华阳国际工程设计股份有限公司 | Water supply system and method |
| CN112709292B (en) * | 2020-12-31 | 2023-12-08 | 深圳市华阳国际工程设计股份有限公司 | Water supply system and method |
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