CN208502993U - Device is restarted automatically for water pump controller - Google Patents
Device is restarted automatically for water pump controller Download PDFInfo
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- CN208502993U CN208502993U CN201821093517.XU CN201821093517U CN208502993U CN 208502993 U CN208502993 U CN 208502993U CN 201821093517 U CN201821093517 U CN 201821093517U CN 208502993 U CN208502993 U CN 208502993U
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Abstract
It is a kind of to be restarted automatically device for water pump controller, the programmable logic controller (PLC) and a power supply of water pump controller master element are used as including one, a pre-defined output end is connected when PLC is working properly and disconnected in PLC operation irregularity.Automatic control circuit is constituted using three intermediate relays and two time relays, work is triggered by the cut-off signal of output end, can be delayed and PLC is powered off, then be delayed and PLC is re-energised, realize PLC and reset automatically in PLC machine halt trouble.
Description
Technical field:
The utility model relates to electricity field more particularly to water pump control technologies, especially a kind of to be used for water pump controller
Be restarted automatically device.
Background technique:
Residential area generallys use water pump water supply, the hydraulic pressure information control fortune that water pump is obtained by controller combination sensor
Row.Master element is used as using programmable logic controller (PLC) (abbreviation PLC) in controller, for example, what Schneider company produced
TM218LDA24DRN controller.Since PLC is electronic product, crash phenomenon Probability is very big；Or due to site operation and
Control cabinet design defect makes electromagnetic induction voltage is excessive to also result in PLC shutdown；Or overvoltage is directed at since inductive lightning seals in
Cause PLC machine halt trouble；Or since PLC internal processes operation error leads to PLC machine halt trouble；Or due in PLC program
Existing defects, some condition does not meet and program is caused not execute by the requirement that technique is specified in operation.In the prior art,
PLC machine halt trouble mostly occurs in night or thundery sky, and maintenance personal cannot restart PLC in time, make urbanite water consumption by pole
It is big to influence.
Summary of the invention:
The purpose of this utility model is to provide a kind of device that is restarted automatically for water pump controller, this use
In water pump controller be restarted automatically device to solve water pump controller in the prior art PLC shut down after maintenance personal cannot and
When the technical issues of restarting.
This of the utility model is restarted automatically device for water pump controller, including one is used as water pump controller master
The programmable logic controller (PLC) and a power supply of element are controlled, the programmable logic controller (PLC) includes the connection of power input phase line
End, power input zero curve connecting pin, the connecting pin of control terminal of relay for controlling pump working, at least one output end, institute
The power supply stated includes phase line and zero curve, and the power input zero curve connecting pin is connect with the zero curve, wherein described is defeated
Outlet is connect with one end of the input circuit of first intermediate relay, the input circuit of first intermediate relay
The other end is connect with the power input zero curve connecting pin, is connected in series in the output loop of the first intermediate relay normally closed
Contact, the phase line of the power supply are connect with one end of the first output loop of second intermediate relay, and described second
The other end of first output loop of intermediate relay is connect with the power input phase line connecting pin, the second intermediate relay
Normally-closed contact is connected in series in first output loop of device, the second intermediate relay further includes having the second output loop, and second
Normally opened contact, the second output loop of the second intermediate relay and one are connected in series in second output loop of intermediate relay
It is connected between the phase line of power supply and zero curve after the input circuit series connection of a first time relay, the first time relay
Normally-closed contact, one end of the output loop of first time relay and second time are connected in series in the output loop of device
The output loop of relay is connected in series, and the output loop of second time relay is connected to the phase line of power supply, and second
Normally opened contact is connected in series in the output loop of the time relay, in the output loop of second time relay and a third
Between relay the first output loop it is in parallel, be connected in series in the first output loop of the third intermediate relay normally opened
The other end of contact, the output loop of first time relay is connected with the input circuit of third intermediate relay, among third
The input circuit of relay is connected to the zero curve of power supply, and third intermediate relay includes second output loop, in third
Between relay the second output loop in be connected in series with normally opened contact, the second output loop of third intermediate relay and second
It is connected between the phase line of power supply and zero curve after the input circuit series connection of intermediate relay, the second intermediate relay further includes having the
Three output loops are connected in series with normally-closed contact in the third output loop of the second intermediate relay, the second intermediate relay
Electricity is connected to after the input circuit series connection of third output loop, the output loop of the first intermediate relay and second time relay
Between the phase line and zero curve in source.
Further, the first intermediate relay, the second intermediate relay and third intermediate relay are AC relay.
The working principle of the utility model is: pre- in the programmable logic controller (PLC) for being used as water pump controller master element
An output end is first defined to connect when PLC is working properly and disconnect in PLC operation irregularity.It, should when PLC is working properly
Output end is connected, and the input circuit for the first intermediate relay connecting with the output end is powered, the output of the first intermediate relay
Normally-closed contact in circuit disconnects.When PLC operation irregularity, the input circuit of the first intermediate relay is powered off, the first intermediate relay
Normally-closed contact closure in the output loop of device, meanwhile, the normally-closed contact in the third output loop of the second intermediate relay
In closed state, the input circuit of second time relay is powered, and after second time relay is delayed such as 3 minutes, connects
The output loop of its output loop, second time relay will by the normally-closed contact in the output loop of first time relay
The input circuit of third intermediate relay is powered, and the second output loop of third intermediate relay is connected and to the second intermediate relay
The input circuit of device is powered, after the input circuit of the second intermediate relay is powered, the first output loop of the second intermediate relay
It disconnects, the power supply cut off the power to PLC, while the second output loop of the second intermediate relay is connected, to first time relay
The input circuit of device is powered, and after first time relay is delayed such as 15 minutes, the normally-closed contact output it in circuit is disconnected,
Power off the input circuit of third intermediate relay, the second output loop of third intermediate relay disconnects, make among second after
The input circuit of electric appliance powers off, and the first output loop of the second intermediate relay resets closure, and PLC must be electrically activated again.
The utility model compares with prior art, and effect is positive and apparent.The utility model is using in three
Between relay and two time relays constitute automatic control circuits, can be delayed and PLC is powered off, then in PLC machine halt trouble
Delay is re-energised PLC, realizes PLC and resets automatically.
Detailed description of the invention:
Fig. 1 is the PLC being restarted automatically in device and the first intermediate relay for water pump controller of the utility model
With the circuit connection diagram of the second intermediate relay.
Fig. 2 be the utility model for water pump controller the first intermediate relay being restarted automatically in device, second
The circuit connection diagram of intermediate relay, third intermediate relay, first time relay and second time relay.
Specific embodiment:
Embodiment 1:
As depicted in figs. 1 and 2, the utility model for water pump controller is restarted automatically device, including one be used as
The programmable logic controller (PLC) PLC of water pump controller master element and power supply a PW, the programmable logic controller (PLC) PLC
Including power input phase line connecting pin, power input zero curve connecting pin, control pump working relay control terminal connection
End, at least one output end Q8, the power supply PW include phase line L and zero curve N, the power input zero curve connecting pin with
The zero curve N connection, wherein one end of the input circuit of the output end Q8 and a first intermediate relay KA5 connects
It connecing, the other end of the input circuit of the first intermediate relay KA5 is connect with the power input zero curve connecting pin, the
Normally-closed contact is connected in series in the output loop of one intermediate relay KA5, among the phase line L of the power supply and one second
One end of the first output loop of relay KA7 connects, the first output loop of the second intermediate relay KA7 it is another
End is connect with the power input phase line connecting pin, is connected in series in the first output loop of the second intermediate relay KA7
Normally-closed contact, the second intermediate relay KA7 further include having the second output loop, and the second of the second intermediate relay KA7 exports back
Normally opened contact, the second output loop of the second intermediate relay KA7 and a first time relay KT2 are connected in series in road
Input circuit series connection after be connected between the phase line L of power supply PW and zero curve N, the output of the first time relay KT2
Normally-closed contact, one end of the output loop of first time relay KT2 and second time relay are connected in series in circuit
The output loop of device KT1 is connected in series, and the output loop of second time relay KT1 is connected to the phase line L of power supply PW,
Be connected in series with normally opened contact in the output loop of second time relay KT1, the output loop of the second time relay KT1 with
The first output loop of one third intermediate relay KA6 is in parallel, the first output loop of the third intermediate relay KA6
In be connected in series with normally opened contact, the other end of the output loop of first time relay KT2 and third intermediate relay KA6's
Input circuit series connection, the input circuit of third intermediate relay KA6 are connected to the zero curve N of power supply PW, third intermediate relay KA6
Include second output loop, is connected in series with normally opened contact in the second output loop of third intermediate relay KA6, the
The second output loop of three intermediate relay KA6 is connected to power supply PW after connecting with the input circuit of the second intermediate relay KA7
Phase line L and zero curve N between, the second intermediate relay KA7 further includes having third output loop, the second intermediate relay KA7's
Normally-closed contact, the third output loop of the second intermediate relay KA7, the first intermediate relay are connected in series in third output loop
The phase line L and zero curve N of power supply PW are connected to after the series connection of the input circuit of the output loop of device KA5 and the second time relay KT1
Between.
Further, the first intermediate relay KA5, the second intermediate relay KA7 and third intermediate relay KA6 are to hand over
Current relay.
Specifically, 31 be control power supply line in Fig. 1, Fig. 2.40,41,42,39,46,47,48,49,50,51,52,54,
88、60、61、62、63、64、65、66、67、68、69、70、71、72、73、74、75、77、81、9、10、64、19、91、92、93、
97,96,95 be wire size.
The working principle of the present embodiment is: in the programmable logic controller (PLC) PLC for being used as water pump controller master element
Pre-defined output end Q8 is connected when PLC is working properly and is disconnected in PLC operation irregularity.It, should when PLC is working properly
Output end Q8 is connected, and the input circuit for the first intermediate relay KA5 connecting with output end Q8 is powered, the first intermediate relay
Normally-closed contact in the output loop of KA5 disconnects.When PLC operation irregularity, the input circuit of the first intermediate relay KA5 is powered off,
Normally-closed contact closure in the output loop of first intermediate relay KA5, meanwhile, the third output of the second intermediate relay KA7
Normally-closed contact in circuit is also at closed state, and the input circuit of the second time relay KT1 is powered, second time relay
After KT1 is delayed 3 minutes, its output loop is connected, the output loop of the second time relay KT1 passes through first time relay
The input circuit of third intermediate relay KA6 is powered by the normally-closed contact in the output loop of KT2, third intermediate relay KA6
The second output loop connect and to the input circuit of the second intermediate relay KA7 be powered, the input of the second intermediate relay KA7
After circuit is powered, the first output loop of the second intermediate relay KA7 is disconnected, the power supply cut off the power to PLC, while in second
Between the second output loop of relay KA7 connect, be powered to the input circuit of first time relay KT2, first time relay
After device KT2 is delayed 15 minutes, the normally-closed contact output it in circuit is disconnected, and makes the input circuit of third intermediate relay KA6
Second output loop of power-off, third intermediate relay KA6 disconnects, and powers off the input circuit of the second intermediate relay KA7, the
The first output loop of two intermediate relay KA7 resets closure, and PLC must be electrically activated again.
Claims (2)
1. a kind of be restarted automatically device for water pump controller, it is used as the programmable of water pump controller master element including one
Logic controller and a power supply, the programmable logic controller (PLC) include power input phase line connecting pin, power input zero
Line connecting pin, the connecting pin of control terminal of relay for controlling pump working, at least one output end, the power supply includes phase
Line and zero curve, the power input zero curve connecting pin are connect with the zero curve, it is characterised in that: the output end and one
One end of the input circuit of a first intermediate relay connects, the other end of the input circuit of first intermediate relay with
The power input zero curve connecting pin connects, and is connected in series with normally-closed contact in the output loop of the first intermediate relay, institute
The phase line for the power supply stated is connect with one end of the first output loop of second intermediate relay, the intermediate relay of described second
The other end of first output loop of device is connect with the power input phase line connecting pin, and the first of the second intermediate relay
Normally-closed contact is connected in series in output loop, the second intermediate relay further includes having the second output loop, the second intermediate relay
It is connected in series with normally opened contact in second output loop of device, the second output loop of the second intermediate relay and at one first
Between relay input circuit series connection after be connected between the phase line of power supply and zero curve, the output of the first time relay
It is connected in series with normally-closed contact in circuit, one end of the output loop of first time relay and second time relay
Output loop is connected in series, and the output loop of second time relay is connected to the phase line of power supply, the second time relay
Normally opened contact, the output loop of second time relay and a third intermediate relay are connected in series in the output loop of device
The first output loop it is in parallel, be connected in series with normally opened contact in the first output loop of the third intermediate relay, the
The other end of the output loop of one time relay is connected with the input circuit of third intermediate relay, third intermediate relay
Input circuit is connected to the zero curve of power supply, and third intermediate relay includes second output loop, third intermediate relay
The second output loop in be connected in series with normally opened contact, the second output loop of third intermediate relay and the second intermediate relay
It is connected between the phase line of power supply and zero curve after the input circuit series connection of device, the second intermediate relay further includes having third to export back
Road is connected in series with normally-closed contact, the third output of the second intermediate relay in the third output loop of the second intermediate relay
The phase line of power supply is connected to after the input circuit series connection in circuit, the output loop of the first intermediate relay and second time relay
Between zero curve.
2. being restarted automatically device for water pump controller as described in claim 1, it is characterised in that: the first intermediate relay
Device, the second intermediate relay and third intermediate relay are AC relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093517.XU CN208502993U (en) | 2018-07-11 | 2018-07-11 | Device is restarted automatically for water pump controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093517.XU CN208502993U (en) | 2018-07-11 | 2018-07-11 | Device is restarted automatically for water pump controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208502993U true CN208502993U (en) | 2019-02-15 |
Family
ID=65284044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821093517.XU Active CN208502993U (en) | 2018-07-11 | 2018-07-11 | Device is restarted automatically for water pump controller |
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| Country | Link |
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| CN (1) | CN208502993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161955A (en) * | 2019-05-31 | 2019-08-23 | 广东电网有限责任公司 | A kind of transformer Cooling case PLC failure emergency processing method and normally opened relay |
| CN114137890A (en) * | 2021-12-30 | 2022-03-04 | 北京华能新锐控制技术有限公司 | Device, remote IO module and method for realizing remote restart of offshore wind power equipment |
-
2018
- 2018-07-11 CN CN201821093517.XU patent/CN208502993U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161955A (en) * | 2019-05-31 | 2019-08-23 | 广东电网有限责任公司 | A kind of transformer Cooling case PLC failure emergency processing method and normally opened relay |
| CN110161955B (en) * | 2019-05-31 | 2024-02-02 | 广东电网有限责任公司 | Transformer cooling box PLC fault emergency processing method and normally open relay |
| CN114137890A (en) * | 2021-12-30 | 2022-03-04 | 北京华能新锐控制技术有限公司 | Device, remote IO module and method for realizing remote restart of offshore wind power equipment |
| CN114137890B (en) * | 2021-12-30 | 2023-08-08 | 北京华能新锐控制技术有限公司 | Device for realizing remote restarting of offshore wind power equipment, remote IO module and method |
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