CN103016325A - Water supply pump control device - Google Patents
Water supply pump control device Download PDFInfo
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- CN103016325A CN103016325A CN2012105205348A CN201210520534A CN103016325A CN 103016325 A CN103016325 A CN 103016325A CN 2012105205348 A CN2012105205348 A CN 2012105205348A CN 201210520534 A CN201210520534 A CN 201210520534A CN 103016325 A CN103016325 A CN 103016325A
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- contactor
- manual
- automatic
- control circuit
- over switch
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Abstract
The invention relates to a water supply pump control device, which comprises a manual contactor KM2, an automatic contactor KM1 and a change-over switch SA1, wherein the manual contactor is connected with the automatic contactor through the change-over switch to form an automatic control circuit and a manual control circuit, the automatic control circuit comprises the manual contactor KM2, the automatic contactor KM1, a manual stopping button SB1 and a manual starting button SB2, and the manual contactor KM2 is serially connected with the automatic contactor KM1, the manual stopping button and the change-over switch SA1 after being connected with the manual starting button SB2 in parallel; and the manual control circuit comprises the automatic contactor KM1 and the manual contactor KM2, which are serially connected with the change-over switch SA1. The water pump can be prevented from being abnormally started and stopped under abnormal situation such as interruption of communication, and the normal production of steelmaking can be guaranteed; and moreover, the water supply pump control device is simple in structure, convenient to assemble and strong in adaptability.
Description
Technical field
The present invention relates to a kind of hand automatic switching control equipment, be specifically related to a kind of raw water service pump control gear.
Background technique
Pumping station evaporative cooling water raw water service pump has adopted Siemens S120 Series Frequency Converter when design, and carry out communication by the Profibus agreement between the PLC, but in water pump control, can only carry out the water pump on off control at the WinCC picture, can't carry out on off control to water pump on the spot.Once normal start and stop water pump when the abnormal conditions such as communicating interrupt occurring, the simultaneously also suddenly termination of pumping of water pump of normal operation causes great potential safety hazard when steel-making is blown.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, and a kind of on-site manual control raw water service pump is provided, and the continuous operation of assure feed water pump reduces the raw water service pump control gear of potential safety hazard.
In order to solve above technical problem, the invention provides a kind of raw water service pump control gear, comprise manual contactor KM2, automatic contactor KM1 and throw over switch SA1, described manual contactor and described automatic contactor are connected to form automatic control circuit and manual control circuit by throw over switch, wherein, automatic control circuit comprises manual contactor KM2, automatic contactor KM1, manual stop button SB1 and manual actuation of button SB2, described manual contactor KM2 is with after described manual actuation of button SB2 is in parallel, with described automatic contactor KM1, manually stop button and throw over switch SA1 series connection; Described manual control circuit comprises automatic contactor KM1 and the manual contactor KM2 that connects with throw over switch SA1.
The technological scheme that the present invention further limits is: described automatic control circuit also comprises the interlock protection contactor KM3 that connects with automatic contactor KM1.
Further, described automatic control circuit also comprises the fan operation control circuit of connecting with automatic contactor KM1, described fan operation control circuit comprises manual contactor KM2, thermorelay FR and fan operation contactor KM4, and is in parallel with fan operation contactor KM4 after described manual contactor KM2 connects with described thermorelay FR.
Further, described manual control circuit also comprises the interlock protection contactor KM3 in parallel with described automatic contactor KM1.
Further, described device also comprises the operation indicating circuit in parallel with described automatic control circuit and manual control circuit and stops indicating circuit, described operation indicating circuit comprises manual contactor KM2 and the manual run indicator HR2 of mutual series connection, and the described indicating circuit that stops to comprise the manual contactor KM2 of mutual series connection and manually stops tutorial light HR1.
Further, described device also comprises the failure indicating circuit in parallel with described automatic control circuit and manual control circuit, and described failure indicating circuit comprises thermorelay FR and the fault indicating lamp HR3 of mutual series connection.
The invention has the beneficial effects as follows: a kind of raw water service pump control gear disclosed by the invention, in control cabinet, increase throw over switch, contactor, button and tutorial light, the realization hand automaticallyes switch, normal start and stop water pump when having avoided because of abnormal conditions such as communicating interrupt, guaranteed the normal production of steel-making, and simple in structure, easy to assembly, applicability is strong.
Description of drawings
Fig. 1 is the circuit diagram of a kind of raw water service pump control gear disclosed by the invention;
Fig. 2 is the application circuit of a kind of raw water service pump control gear disclosed by the invention.
Embodiment
Embodiment 1
A kind of raw water service pump control gear that present embodiment provides, its circuit diagram as shown in Figure 1, comprise manual contactor KM2, automatic contactor KM1 and throw over switch SA1, described manual contactor and described automatic contactor are connected to form automatic control circuit and manual control circuit by throw over switch.
Automatic control circuit comprises manual contactor KM2, automatic contactor KM1, manual stop button SB1 and manual actuation of button SB2, described manual contactor KM2 is with after described manual actuation of button SB2 is in parallel, with described automatic contactor KM1, manually stop button and throw over switch SA1 connect.Described automatic control circuit also comprises the interlock protection contactor KM3 that connects with automatic contactor KM1.Described automatic control circuit also comprises the fan operation control circuit of connecting with automatic contactor KM1, described fan operation control circuit comprises manual contactor KM2, thermorelay FR and fan operation contactor KM4, and is in parallel with fan operation contactor KM4 after described manual contactor KM2 connects with described thermorelay FR.
Described manual control circuit comprises automatic contactor KM1 and the manual contactor KM2 that connects with throw over switch SA1.Described manual control circuit also comprises the interlock protection contactor KM3 in parallel with described automatic contactor KM1.
In addition, described device also comprises the operation indicating circuit in parallel with described automatic control circuit and manual control circuit, stops indicating circuit and failure indicating circuit.Described operation indicating circuit comprises manual contactor KM2 and the manual run indicator HR2 of mutual series connection.The described indicating circuit that stops to comprise the manual contactor KM2 of mutual series connection and manually stops tutorial light HR1.Described failure indicating circuit comprises thermorelay FR and the fault indicating lamp HR3 of mutual series connection.
A kind of raw water service pump control gear of the present invention is when using, circuit diagram as shown in Figure 2, throw over switch is beaten at automatic running position under normal circumstances, by the start and stop of PLC control devaporizer raw water service pump, when PLC provides actuating signal, KM1, KM3 adhesive contactor get electric adhesive, and raw water service pump is by the frequency variator converting operation; When communication outage or other faults can't the automatic start-stop water pumps; throw over switch is beaten in manual position, pressed SB2, KM2 gets electric self-locking; the water pump power frequency operation, simultaneously KM3 can't get electric adhesive and plays and prevent the counter protective action of sending electricity of frequency variator because the normally closed point of KM2 adhesive disconnects.
In addition to the implementation, the present invention can also have other mode of executions.All employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (6)
1. raw water service pump control gear, it is characterized in that, comprise manual contactor KM2, automatic contactor KM1 and throw over switch SA1, described manual contactor and described automatic contactor are connected to form automatic control circuit and manual control circuit by throw over switch, wherein, automatic control circuit comprises manual contactor KM2, automatic contactor KM1, manual stop button SB1 and manual actuation of button SB2, described manual contactor KM2 is with after described manual actuation of button SB2 is in parallel, with described automatic contactor KM1, manually stop button and throw over switch SA1 connect; Described manual control circuit comprises automatic contactor KM1 and the manual contactor KM2 that connects with throw over switch SA1.
2. a kind of raw water service pump control gear according to claim 1 is characterized in that, described automatic control circuit also comprises the interlock protection contactor KM3 that connects with automatic contactor KM1.
3. a kind of raw water service pump control gear according to claim 1, it is characterized in that, described automatic control circuit also comprises the fan operation control circuit of connecting with automatic contactor KM1, described fan operation control circuit comprises manual contactor KM2, thermorelay FR and fan operation contactor KM4, and is in parallel with fan operation contactor KM4 after described manual contactor KM2 connects with described thermorelay FR.
4. a kind of raw water service pump control gear according to claim 1 is characterized in that, described manual control circuit also comprises the interlock protection contactor KM3 in parallel with described automatic contactor KM1.
5. a kind of raw water service pump control gear according to claim 1, it is characterized in that, described device also comprises the operation indicating circuit in parallel with described automatic control circuit and manual control circuit and stops indicating circuit, described operation indicating circuit comprises manual contactor KM2 and the manual run indicator HR2 of mutual series connection, and the described indicating circuit that stops to comprise the manual contactor KM2 of mutual series connection and manually stops tutorial light HR1.
6. a kind of raw water service pump control gear according to claim 1, it is characterized in that, described device also comprises the failure indicating circuit in parallel with described automatic control circuit and manual control circuit, and described failure indicating circuit comprises thermorelay FR and the fault indicating lamp HR3 of mutual series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210520534.8A CN103016325B (en) | 2012-12-07 | 2012-12-07 | A kind of raw water service pump control gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210520534.8A CN103016325B (en) | 2012-12-07 | 2012-12-07 | A kind of raw water service pump control gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103016325A true CN103016325A (en) | 2013-04-03 |
| CN103016325B CN103016325B (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210520534.8A Active CN103016325B (en) | 2012-12-07 | 2012-12-07 | A kind of raw water service pump control gear |
Country Status (1)
| Country | Link |
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| CN (1) | CN103016325B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179669A (en) * | 2014-07-26 | 2014-12-03 | 徐家成 | Sewage pump control device |
| CN104422068A (en) * | 2013-08-26 | 2015-03-18 | 珠海格力电器股份有限公司 | Water pump interlocking control system and method |
| CN106438308A (en) * | 2016-08-24 | 2017-02-22 | 葛盛善 | Wireless remote control and manual two-to-one switching control electric pump device |
| CN106678027A (en) * | 2017-01-17 | 2017-05-17 | 无锡市天利流体科技有限公司 | Color oil pump |
| CN107781952A (en) * | 2017-04-06 | 2018-03-09 | 北京中联智能科技有限公司 | A kind of special secondary circuit control system of data center's chilled water pump |
| CN110007590A (en) * | 2019-04-16 | 2019-07-12 | 北京电子工程总体研究所 | The connection switching circuit of TT&C system and measured target and simulator |
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| JPS6473177A (en) * | 1987-09-14 | 1989-03-17 | Kokudo Denki Kogyo Kk | Pump control unit |
| CN2692551Y (en) * | 2004-04-13 | 2005-04-13 | 东营市同舟水暖设备有限公司 | Frequency change thermostatic heating controller |
| CN201593638U (en) * | 2009-09-29 | 2010-09-29 | 安康供电局 | Power station butterfly valve remote automatic control system |
| CN201592897U (en) * | 2009-12-02 | 2010-09-29 | 山东海力化工股份有限公司 | Auto-controlled belt conveyer |
| CN102135063A (en) * | 2011-04-15 | 2011-07-27 | 侯林松 | Water flow control system |
| US20110209489A1 (en) * | 2010-03-01 | 2011-09-01 | Lawson Sr Reynold Kenneth | Heat pump defrost control |
| CN102269445A (en) * | 2011-07-19 | 2011-12-07 | 史雪梅 | Heating system energy-saving control device |
| CN203009253U (en) * | 2013-01-04 | 2013-06-19 | 四川省仁德制药有限公司 | Control circuit of air compressor |
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2012
- 2012-12-07 CN CN201210520534.8A patent/CN103016325B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6473177A (en) * | 1987-09-14 | 1989-03-17 | Kokudo Denki Kogyo Kk | Pump control unit |
| CN2692551Y (en) * | 2004-04-13 | 2005-04-13 | 东营市同舟水暖设备有限公司 | Frequency change thermostatic heating controller |
| CN201593638U (en) * | 2009-09-29 | 2010-09-29 | 安康供电局 | Power station butterfly valve remote automatic control system |
| CN201592897U (en) * | 2009-12-02 | 2010-09-29 | 山东海力化工股份有限公司 | Auto-controlled belt conveyer |
| US20110209489A1 (en) * | 2010-03-01 | 2011-09-01 | Lawson Sr Reynold Kenneth | Heat pump defrost control |
| CN102135063A (en) * | 2011-04-15 | 2011-07-27 | 侯林松 | Water flow control system |
| CN102269445A (en) * | 2011-07-19 | 2011-12-07 | 史雪梅 | Heating system energy-saving control device |
| CN203009253U (en) * | 2013-01-04 | 2013-06-19 | 四川省仁德制药有限公司 | Control circuit of air compressor |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104422068A (en) * | 2013-08-26 | 2015-03-18 | 珠海格力电器股份有限公司 | Water pump interlocking control system and method |
| CN104422068B (en) * | 2013-08-26 | 2017-02-01 | 珠海格力电器股份有限公司 | Water pump interlocking control system and method |
| CN104179669A (en) * | 2014-07-26 | 2014-12-03 | 徐家成 | Sewage pump control device |
| CN106438308A (en) * | 2016-08-24 | 2017-02-22 | 葛盛善 | Wireless remote control and manual two-to-one switching control electric pump device |
| CN106678027A (en) * | 2017-01-17 | 2017-05-17 | 无锡市天利流体科技有限公司 | Color oil pump |
| CN107781952A (en) * | 2017-04-06 | 2018-03-09 | 北京中联智能科技有限公司 | A kind of special secondary circuit control system of data center's chilled water pump |
| CN110007590A (en) * | 2019-04-16 | 2019-07-12 | 北京电子工程总体研究所 | The connection switching circuit of TT&C system and measured target and simulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103016325B (en) | 2015-10-21 |
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Effective date of registration: 20171124 Address after: Suzhou City, Jiangsu province 215621 Le Yu Zhen Jian Feng Cun Zhangjiagang Zhaofeng Street (Gangfeng Road) Patentee after: Jiangsu Lian Feng Industrial Equipment Installation Engineering Co., Ltd. Address before: Nanfeng town Zhangjiagang city Suzhou city Jiangsu province 215628 wing Jiangsu Yonggang group Patentee before: Jiangsu Yonggang Group Co., Ltd. |
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Address after: 215621 Jianfeng village, Zhaofeng street, Zhangjiagang, Suzhou, Jiangsu province (Hong Feng Road) Patentee after: Jiangsu Lian Feng Industrial Equipment Technology Co., Ltd. Address before: 215621 Jianfeng village, Zhaofeng street, Zhangjiagang, Suzhou, Jiangsu province (Hong Feng Road) Patentee before: Jiangsu Lian Feng Industrial Equipment Installation Engineering Co., Ltd. |