CN202940771U - Oil pumping machine double-speed motor energy-saving control device - Google Patents
Oil pumping machine double-speed motor energy-saving control device Download PDFInfo
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- CN202940771U CN202940771U CN2012205489665U CN201220548966U CN202940771U CN 202940771 U CN202940771 U CN 202940771U CN 2012205489665 U CN2012205489665 U CN 2012205489665U CN 201220548966 U CN201220548966 U CN 201220548966U CN 202940771 U CN202940771 U CN 202940771U
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- 238000005086 pumping Methods 0.000 title abstract description 7
- 238000004804 winding Methods 0.000 claims description 32
- 230000001012 protector Effects 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000003129 oil well Substances 0.000 abstract description 6
- 239000004576 sand Substances 0.000 abstract description 2
- 230000001133 acceleration Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007812 deficiency Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 2
- 241000555745 Sciuridae Species 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model provides an oil pumping machine double-speed motor energy-saving control device. The oil pumping machine double-speed motor energy-saving control device is composed of a main loop part, a control circuit part and a double-speed motor part. According to operation periods of an oil pumping machine double-speed motor which is used in a low-yield low-productivity oil well having insufficient oil, the main loop part and the control circuit part automatically control the motor and enable the same to be in deceleration operation in a peak period, and automatically control the motor and enable the same to be in acceleration operation in a valley period, such that electric cost can be saved; and at the same time, labor intensity of workers can be reduced, pipeline plugging as well as sand jamming and wax jamming of the oil well caused by intermittent well exploration can be prevented; and therefore, a "peak-shifting and valley-filling" intermittent well exploration system can be implemented effectively, and the oil pumping machine double-speed motor energy-saving control device has great promotion value.
Description
Technical field
The utility model relates to a kind of oil pump energy-saving and drags control, belongs to the energy-conservation control device technical field that drags of oil-field oil pumper.
Background technology
In order to improve the utilance of generating equipment, reduce the electrical network peak load, guarantee steady electricity supply, power supply department has been formulated " peak valley " electricity price fee system, and the load 24 hours every days day part carry out meterage by different electricity prices.In order to utilize " peak valley " electricity price difference to reduce the electric weight electric cost expenditure, according to the characteristics of oil well production in conjunction with the field produces actual conditions, to low yield low energy, the oil well of feed flow deficiency has been implemented the measure in the management of " peak " and " spike " period stop pumping, need the frequent start-stop well of Production post staff owing to carrying out these control measures, working strength is large especially, especially in the winter time because temperature is lower, between stop well and usually cause pipeline to stop up, also easily cause oil pumper sand card, the wax card, therefore usually cause " avoiding apex filling vale " between the system of driving a well can't implement, it is large that difficulty is controlled in the electricity charge, the oil recovery production management has been caused to difficulty.
Chinese patent ZL88202297 disclosed " oil pumper automatic gear shifting control device ", it adopts the variation that is contained in the pressure sensor monitoring polished rod load on pumping unit horsehead, the signal recorded is through amplifying, bound relatively after, control respectively two group relaies, thereby the control double-speed motor, it can not control the oil pumper rotating speed according to the electricity price time period.
The utility model content
The utility model purpose is in order to meet above-mentioned production management needs and prior art weak point, and a kind of oil pumper double-speed motor energy-saving control device is provided.
Oil pumper double-speed motor energy-saving control device of the present utility model is comprised of the major loop part, control circuit part and double-speed motor three parts that are arranged in control cabinet, wherein:
Described main loop circuit part, by isolating switch QS, current transformer LM, the main contact KM2-1 of the second vacuum contactor KM2, the main contact KM4-1 of the main contact KM3-1 of the 3rd vacuum contactor KM3 and the 4th vacuum contactor KM4 forms, power supply input isolating switch QS, through minute two-way in parallel after the current transformer LM of comprehensive protector of motor JD, the first via is connected with the tail end of double-speed motor M through the main contact KM4-1 of the 4th vacuum contactor KM4, the main contact KM2-1 of second tunnel the second vacuum contactor KM2 is connected with the head end of double-speed motor M, main contact KM3-1 mono-end of the 3rd vacuum A. C. contactor KM3 is connected with the head end of double-speed motor M, other end short circuit,
Described control circuit part, by control transformer BK, the first fuse FU1, isolating switch QS, the second fuse FU2, comprehensive protector of motor JD, stop button TA, start button QA, A.C. contactor KM1, can compile time controller KH, the coil of the second vacuum contactor KM2 and normally closed interlock KM2-2, the coil of the 3rd vacuum contactor KM3 and normally closed interlock KM3-2, the coil of the 4th vacuum contactor KM4 and normally closed interlock KM4-2 and time relay KT form, first side winding one end of control transformer BK is with after the first fuse FU1 connects, being connected to power supply input isolating switch QS output three phase mains L2 goes up mutually, the other end is connected to power supply input isolating switch QS output three phase mains L3 and goes up mutually, secondary side winding one end of control transformer BK is with after the second fuse FU2 connects, minute four tunnels in parallel:
The first via forms loop through the secondary side winding other end of comprehensive protector of motor coil JD and control transformer BK;
Secondary route stop button TA connects with the normally-closed contact JD-1 of start button QA, ac contactor coil KM1, comprehensive protector of motor JD and forms loop with the secondary side winding other end of control transformer BK, and KM1-1 is in parallel with start button QA for A.C. contactor KM1 normally open contact;
The secondary side winding other end of Third Road through compiling time controller KH coil and control transformer BK forms loop;
The 4th tunnel is divided into two shunt in parallel after A.C. contactor KM1 normally open contact KM1-2, and the coil series connection of normally closed interlock KT-1, the second vacuum contactor KM2 of the normally closed interlock KM3-2 of first minute route the 3rd vacuum contactor KM3, normally closed interlock KM4-2, the time relay KT of the 4th vacuum contactor KM4 forms loop with the secondary side winding other end of control transformer BK, after the second normally open contact KH-1 of shunt through compiling time controller KH, be divided into three branch roads, first travel permit forms loop through the coil of time relay KT and the secondary side winding other end of control transformer BK, the second branch road is through the normally closed interlock KM2-2 of the second vacuum contactor KM2, the normally open contact KT-2 of time relay KT, after the coil series connection of vacuum contactor KM3 and the secondary side winding other end formation loop of control transformer BK, the 3rd branch road is through the normally open contact KM3-3 of the 3rd vacuum contactor KM3, after the coil series connection of the 4th vacuum contactor KM4 and the secondary side winding other end formation loop of control transformer BK.
The utility model purpose is to meet the needs of production management and overcome the prior art deficiency, designed the automatic control device of the oil well timing speed governing that is specifically designed to low yield low energy, feed flow deficiency, the period that it can set, as at peak and automatic control motor decelerate of high period of Critical Peak Pricing, in the automatic accelerated service of low-valley interval, reach the economize on electricity purpose.Adopt this energy-saving control device in the situation that oilwell produced fluid amount does not fall, power saving rate can reach 33.33%, reduce electric cost expenditure 40.4%, economic benefit is very considerable, and its use has alleviated staff's labour intensity widely, deeply be subject to vast oil recovery one line worker's welcome, extraordinary promotion prospect is arranged on the machine producing well.
The accompanying drawing explanation
Fig. 1 is the utility model control device circuit diagram.
Embodiment:
Oil pumper double-speed motor energy-saving control device of the present utility model is comprised of the main loop circuit part, control circuit part and double-speed motor three parts that are arranged in control cabinet, wherein:
Described main loop circuit part, be comprised of the main contact KM3-1 of main contact KM2-1, the 3rd vacuum contactor KM3 of isolating switch QS, current transformer LM, the second vacuum contactor KM2 and the main contact KM4-1 of the 4th vacuum contactor KM4.Power supply input isolating switch QS, through minute two-way in parallel after the current transformer LM of comprehensive protector of motor JD, the first via is connected with each phase tail end 2U, 2V, the 2W of double-speed motor M through the main contact KM4-1 of the 4th vacuum contactor KM4.The main contact KM2-1 of second tunnel the second vacuum contactor KM2 is connected with each phase head end 1U, 1V, the 1W of double-speed motor M.Main contact KM3-1 mono-end of vacuum A. C. contactor KM3 is connected with each phase head end 1U, 1V, the 1W of double-speed motor M, other end short circuit.
Described control circuit part, be comprised of the coil of the coil of control transformer BK, fuse FU1, isolating switch QS, fuse FU2, comprehensive protector of motor JD, stop button TA, start button QA, A.C. contactor KM1, the coil that can compile time controller KH, the second vacuum contactor KM2 and normally closed interlock KM2-2, the 3rd vacuum contactor KM3 and normally closed interlock KM3-2, the 4th vacuum contactor KM4 and normally closed interlock KM4-2 and time relay KT.First side winding one end of control transformer BK is with after the first fuse FU1 connects, being connected to power supply input isolating switch QS output three phase mains L2 goes up mutually, the other end is connected to power supply input isolating switch QS output three phase mains L3 and goes up mutually, secondary side winding one end of control transformer BK is with after the second fuse FU2 connects, minute four tunnels in parallel:
The first via forms loop through the secondary side winding other end of comprehensive protector of motor coil JD and control transformer BK;
Secondary route stop button TA connects with the normally-closed contact JD-1 of start button QA, ac contactor coil KM1, comprehensive protector of motor JD and forms loop with the secondary side winding other end of control transformer BK.KM1-1 is in parallel with start button QA for A.C. contactor KM1 normally open contact;
The secondary side winding other end of Third Road through compiling time controller KH coil and control transformer BK forms loop;
The 4th tunnel is divided into two shunt in parallel after A.C. contactor KM1 normally open contact KM1-2, and the coil series connection of normally closed interlock KT-1, the second vacuum contactor KM2 of the normally closed interlock KM3-2 of first minute route the 3rd vacuum contactor KM3, normally closed interlock KM4-2, the time relay KT of the 4th vacuum contactor KM4 forms loop with the secondary side winding other end of control transformer BK; After the second normally open contact KH-1 of shunt through compiling time controller KH, be divided into three branch roads, first travel permit forms loop through the coil of time relay KT and the secondary side winding other end of control transformer BK; The second branch road forms loop with the secondary side winding other end of control transformer BK after the coil series connection of normally open contact KT-2, the 3rd vacuum contactor KM3 of normally closed interlock KM2-2, the time relay KT of the second vacuum contactor KM2; The 3rd branch road forms loop with the secondary side winding other end of control transformer BK after the coil series connection of normally open contact KM3-3, the 4th vacuum contactor KM4 of the 3rd vacuum contactor KM3.
Described double-speed motor part: motor is three phase squirrel cage induction motor, be embedded with the total winding of two different magnetic poles logarithms in stator slot, the connection realization change magnetic pole logarithm that changes the customization winding by the external control circuit switching is realized speed governing, and the magnetic pole logarithm is 6 utmost points/12 utmost points or 8 utmost points/16 utmost points.
The operating procedure of oil pumper double-speed motor energy-saving control device:
Motor operation: power turn-on isolating switch QS, can compile time controller KH and obtain electricly, motor protecter JD obtains electric.As can be compiled the normally open contact KH-1 closure of time controller KH at low-valley interval 0:00-8:00, press start button QA, A.C. contactor KM1 coil obtains electric, often open auxiliary contact KM1-1 closure, normally open contact KM1-2 closure, the second vacuum contactor KM2 coil obtains electric, the normally open contact KM2-1 closure of the second vacuum contactor KM2, normally closed interlock KM2-2 disconnects, time relay KT coil must be established the beginning time delay by cable simultaneously, motor winding connection end 1U, 1V, 1W obtains electric, motor low speed delayed startup, time relay KT time delay is after 1 minute, the normally closed interlock KT-1 of time relay KT disconnects, normally open contact KT-2 closure, the second vacuum contactor KM2 coil losing electricity, the normally open contact KM2-1 of the second vacuum contactor KM2 disconnects, normally closed interlock KM2-2 closure, the 3rd vacuum contactor KM3 coil obtains electric, the normally open contact KM3-1 closure of the 3rd vacuum contactor KM3, normally closed interlock KM3-2 disconnects, normally open contact KM3-3 closure, the 4th vacuum contactor KM4 coil obtains electric, normally open contact KM4-1 closure, normally closed interlock KM4-2 disconnects, motor winding tail end terminals 2U, 2V, 2W obtains electric, winding head end terminals 1U, 1V, the 1W short circuit, the pumping-unit motor high-speed cruising.As the normally open contact KH-1 that can compile time controller KH in (8:00-24:00) period disconnects, time relay KT coil losing electricity, the 3rd vacuum A. C. contactor KM3 coil losing electricity, the 4th vacuum contactor KM4 coil losing electricity, the normally open contact KM3-1 of the 3rd vacuum contactor KM3 disconnects, normally closed interlock KM3-2 closure, normally open contact KM3-3 disconnects, the normally open contact KM4-1 of the 4th vacuum contactor KM4 disconnects, normally closed interlock KM4-2 closure, the second vacuum contactor KM2 coil obtains electric, the normally open contact KM2-1 closure of the second vacuum contactor KM2, normally closed interlock KM2-2 disconnects, the pumping-unit motor low cruise.
Motor stops: pressing stop button TA, A.C. contactor KM1 coil losing electricity, the normally open contact KM1-2 of A.C. contactor KM1 disconnects, the second vacuum contactor KM2 coil losing electricity, the second vacuum contactor KM2 normally open contact KM2-1 disconnects, the 3rd vacuum contactor KM3 coil losing electricity, the 3rd vacuum contactor KM3 normally open contact KM3-1 disconnects, the 4th vacuum contactor KM4 coil losing electricity, the 4th vacuum contactor KM4 normally open contact KM4-1 disconnects, and pumping-unit motor is out of service.
Claims (1)
1. an oil pumper double-speed motor energy-saving control device is characterized in that: this device is comprised of the main loop circuit part, control circuit part and double-speed motor three parts that are arranged in control cabinet, wherein:
Described main loop circuit part, by isolating switch QS, current transformer LM, the main contact KM2-1 of the second vacuum contactor KM2, the main contact KM4-1 of the main contact KM3-1 of the 3rd vacuum contactor KM3 and the 4th vacuum contactor KM4 forms, power supply input isolating switch QS, through minute two-way in parallel after the current transformer LM of comprehensive protector of motor JD, the first via is connected with each phase tail end of double-speed motor M through the main contact KM4-1 of the 4th vacuum contactor KM4, the main contact KM2-1 of second tunnel the second vacuum contactor KM2 is connected with each phase head end of double-speed motor M, main contact KM3-1 mono-end of the 3rd vacuum A. C. contactor KM3 is connected with each phase head end of double-speed motor M, other end short circuit,
Described control circuit part, by control transformer BK, the first fuse FU1, isolating switch QS, the second fuse FU2, comprehensive protector of motor JD, stop button TA, start button QA, A.C. contactor KM1, can compile time controller KH, the coil of the second vacuum contactor KM2 and normally closed interlock KM2-2, the coil of the 3rd vacuum contactor KM3 and normally closed interlock KM3-2, the coil of the 4th vacuum contactor KM4 and normally closed interlock KM4-2 and time relay KT form, first side winding one end of control transformer BK is with after the first fuse FU1 connects, being connected to power supply input isolating switch QS output three phase mains L2 goes up mutually, the other end is connected to power supply input isolating switch QS output three phase mains L3 and goes up mutually, secondary side winding one end of control transformer BK is with after the second fuse FU2 connects, minute four tunnels in parallel:
The first via forms loop through the secondary side winding other end of comprehensive protector of motor coil JD and control transformer BK;
Secondary route stop button TA connects with the normally-closed contact JD-1 of start button QA, ac contactor coil KM1, comprehensive protector of motor JD and forms loop with the secondary side winding other end of control transformer BK, and KM1-1 is in parallel with start button QA for A.C. contactor KM1 normally open contact;
The secondary side winding other end of Third Road through compiling time controller KH coil and control transformer BK forms loop;
The 4th tunnel is divided into two shunt in parallel after A.C. contactor KM1 normally open contact KM1-2, and the coil series connection of normally closed interlock KT-1, the second vacuum contactor KM2 of the normally closed interlock KM3-2 of first minute route the 3rd vacuum contactor KM3, normally closed interlock KM4-2, the time relay KT of the 4th vacuum contactor KM4 forms loop with the secondary side winding other end of control transformer BK, after the second normally open contact KH-1 of shunt through compiling time controller KH, be divided into three branch roads, first travel permit forms loop through the coil of time relay KT and the secondary side winding other end of control transformer BK, the second branch road is through the normally closed interlock KM2-2 of the second vacuum contactor KM2, the normally open contact KT-2 of time relay KT, after the coil series connection of vacuum contactor KM3 and the secondary side winding other end formation loop of control transformer BK, the 3rd branch road is through the normally open contact KM3-3 of the 3rd vacuum contactor KM3, after the coil series connection of the 4th vacuum contactor KM4 and the secondary side winding other end formation loop of control transformer BK.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205489665U CN202940771U (en) | 2012-10-24 | 2012-10-24 | Oil pumping machine double-speed motor energy-saving control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205489665U CN202940771U (en) | 2012-10-24 | 2012-10-24 | Oil pumping machine double-speed motor energy-saving control device |
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| Publication Number | Publication Date |
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| CN202940771U true CN202940771U (en) | 2013-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012205489665U Expired - Fee Related CN202940771U (en) | 2012-10-24 | 2012-10-24 | Oil pumping machine double-speed motor energy-saving control device |
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| CN (1) | CN202940771U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103973051A (en) * | 2014-05-20 | 2014-08-06 | 江苏远中电机股份有限公司 | Pumping unit dragging device |
-
2012
- 2012-10-24 CN CN2012205489665U patent/CN202940771U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103973051A (en) * | 2014-05-20 | 2014-08-06 | 江苏远中电机股份有限公司 | Pumping unit dragging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20161024 |
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| CF01 | Termination of patent right due to non-payment of annual fee |