CN106121591A - Motor commutation without counterweight adjusts ginseng electricity-saving type vertical oil-pumping machine automatically - Google Patents
Motor commutation without counterweight adjusts ginseng electricity-saving type vertical oil-pumping machine automatically Download PDFInfo
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- CN106121591A CN106121591A CN201610661398.2A CN201610661398A CN106121591A CN 106121591 A CN106121591 A CN 106121591A CN 201610661398 A CN201610661398 A CN 201610661398A CN 106121591 A CN106121591 A CN 106121591A
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/126—Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
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- Control Of Multiple Motors (AREA)
Abstract
A kind of automatically tune without counterweight motor commutation joins electricity-saving type vertical oil-pumping machine, including: frame, driving drive assembly and automatic control system.Described driving drive assembly includes the motor being located on oil pumper pedestal, the drivewheel of motor is connected with follower by grouped belt, follower is connected with driving cylinder by axle, the head end of drive belt is fixed seat with the traction on support and is connected, after walking around floating drum, end is connected with driving cylinder, and be wound on driving cylinder, floating drum connects carrying belt by boatswain chair, and carrying belt is walked around the carrying cylinder end being located on frame top platform and is connected with polished rod eye；Automatic control system includes the compositions such as controller, motor, energy feedback unit, electricity loss brake, counter switch, position reference switch, programmable logic controller (PLC) PLC and up start button K3, descending start button K4, stop button K5, manual/auto permutator K6.
Description
Technical field
The present invention relates to the oil pumper that oil field machinery oil produces, specifically a kind of automatic without counterweight motor commutation
Adjust ginseng electricity-saving type vertical oil-pumping machine.
Background technology
In oilfield process, oil pumper is most important production equipment in oil producing operation.Conventional oil pumper has trip
Beam oil pumper and the big class of blue elephant two.Their common trait is all must to have and joining that roofbolt weight in well matches
Weight, thus make its bracket height relatively big, structure is complicated, and the bodily form is heavy, and floor space is big, and transport is installed relatively difficult, especially
The heavier large scale computer of load is all the more so.Cause people that oil equipment is referred to as " the biggest, stupid thick ".At some by space constraint
Place, such as offshore production platform, marine man-made island recovers the oil and abandons sucker rod pump because not installing existing oil pumper
Oil pumping hoisting system.
Summary of the invention
The technical problem to be solved is: overcome the deficiencies in the prior art, it is provided that one is reasonable in design, structure is simple
The motor commutation without counterweight that list, compact, length in service life, applicable scope are wide is automatically adjusted and is joined electricity-saving type vertical oil-pumping machine.
The technical scheme is that and be accomplished by:
The present invention includes: frame, driving drive assembly and automatic control system.Described driving drive assembly includes being located at oil pumper
Motor on pedestal, the drivewheel of motor is connected with follower by grouped belt, and follower is connected with driving cylinder by axle, drives
The head end of dynamic band is fixed seat with the traction on support and is connected, and after walking around floating drum, end is connected with driving cylinder, and is wound on and drives
On dynamic cylinder, floating drum connects carrying belt one end by boatswain chair, and carrying belt covers by being located on frame top platform
The carrying cylinder other end be connected with polished rod eye；Automatically control assembly and include being located at the electrical control cubicles of support side, the electricity of electrical control cubicles
After source switch K1 triple line in parallel electric machine controller and energy feedback unit, phase line B and phase line C be provided with switch K2, switch K2
Control transformator T, transformator T and export to programmable logic controller (PLC) PLC offer power supply, defeated with programmable logic controller (PLC) PLC
Enter to hold up start button K3 being connected, descending start button K4, stop button K5, manual automatic transfer switch K6, pass through letter
Position reference switch that what number line coupled be located at carrying cylinder side, the counting being located on carrying cylinder coupled by holding wire
Switch and text display；Automatically control Switching Power Supply, Switching Power Supply control that assembly also includes coupling with phase line A and zero line N
Dead electricity controller, the benchmark soft iron on dead electricity controller loop is located at the middle part of carrying belt；Electric machine controller respectively with energy
Feedback unit and programmable logic controller (PLC) PLC are connected；Programmable logic controller (PLC) PLC is connected with controlling brake relay J1,
Switching Power Supply is connected with dead electricity controller by controlling brake relay normally opened contact J1-K.
Above-mentioned motor commutation without counterweight adjusts energy feedback unit in ginseng electricity-saving type vertical oil-pumping machine to be that polished rod is descending automatically
The electric energy that drive motor reversion sends to grid transmission by energy feeding braking unit, is played the descending kinetic energy of oil pumper and changes into
Electric energy is also transported to electrical network and energy-conservation effect.
Above-mentioned motor commutation without counterweight adjusts traction belt in ginseng electricity-saving type vertical oil-pumping machine to fix seat and can make into determine cunning automatically
Wheel cylinder, after drive belt walks around this fixed pulley cylinder, end is fixed in the two end axles of floating drum, and such drive belt twines to drives
On dynamic cylinder, carrying belt is 1/3 with drive belt quantity ratio, plays change assembly pulley coefficient, increases carrying belt lifting oil well
The effect of load.
Above-mentioned motor commutation without counterweight adjusts block of finding range in ginseng electricity-saving type vertical oil-pumping machine to be distributed on carrying cylinder one end automatically
Protect along upper, relative with counter switch, benchmark soft iron be located at carrying belt middle part, with position reference switch relative, range finding block
Coordinate with counter switch to programmable logic controller (PLC) PLC transmission carrying rollers running displacement parameter, meet and adjust stroke measuring and calculating
The requirement of displacement, benchmark soft iron coordinates to programmable logic controller (PLC) PLC transmission counting original position signal with reference switches,
Electric machine controller command motor forward or reverse is issued after reaching requirement stroke numerical value.
Above-mentioned motor commutation without counterweight adjusts motor in ginseng electricity-saving type vertical oil-pumping machine to be permanent-magnet synchronous high pulling torque motor automatically,
A vertical oil-pumping machine can be driven, it is possible to simultaneously drive multiple stage by the series system of the follower of every vertical oil-pumping machine vertical
Oil pumper, be adapted to offshore production platform or marine man-made island has bar oil recovery hoisting system.
The Automatic Control Theory of the present invention:
The electric control system of electrical machinery commutation intelligence pumping unit without counterweight is that electrical control cubicles on and off switch K1 is to system power supply, transformer switch
K2 controls transformator T, transformator T output programmable logic controller (PLC) PLC and powers, and Switching Power Supply is powered to electricity loss brake, on
Row start button K3, descending start button K4, stop button K5, manual/auto permutator K6, position reference switch 11-
1, counter switch 10, text display input control instruction to programmable logic controller (PLC) PLC, and electric machine controller is to able to programme
Logic controller PLC inputs real-time running state, and programmable logic controller (PLC) PLC is according to output control after input state logical operations
Signal processed, commander's motor controller controls motor start-stop, rotating speed and rotating, commander electricity loss brake 23-1 whether electric, reality
Existing upstream or downstream start, shut down, adjust stroke, adjust the function such as jig frequency, shutdown brake, when the descending dragging motor of polished rod inverts
By electric machine controller, energy being passed to energy feedback unit during generating, energy feedback unit is reverse into same electrical network phase sequence, electricity again
The alternating current that pressure is consistent is transported to electrical network.
Compared with the prior art the present invention has the advantage that
1, energy feedback unit is to be sent to electrical network by energy feedback unit by the electric energy that the reversion of descending for polished rod drive motor sends
Electricity, plays the descending kinetic energy of oil pumper and changes into electric energy and be transported to electrical network and energy-conservation effect.
2, use the combination of fixed pulley and movable pulley to change electric energy and be converted into the mode of mechanical energy, reduce the damage of mechanical energy
Consumption has saved electric energy.
3, motor, can drive a vertical oil-pumping machine, it is possible to by the series system of the follower of every vertical oil-pumping machine
Simultaneously driving multiple stage vertical oil-pumping machine, be adapted to offshore production platform or marine man-made island has bar oil recovery hoisting system.
Four, accompanying drawing explanation
Fig. 1-left view structural representation of the present invention
Fig. 2-present invention main TV structure schematic diagram
The A-A direction view of Fig. 3-accompanying drawing 1 of the present invention
The electric control theory block diagram of Fig. 4-present invention
In accompanying drawing, 1. base, 2. support, 3. traction belt fix seat, 4. frame, 5. polished rod eye, 6. carrying belt, 7. carrying cylinder
Guard shield, 8. carrying cylinder, 9. carrying cylinder bearing, 10. counter switch, 11. range findings are fast, 12 1. position references switches, 12
2. benchmark soft iron, 13. belt connecting plates, 14. boatswain chairs, 15. floating drums, 16. floating drum guide rails, 17. floating drums guide
Wheel, 18. drive belts, 19. driving cylinder, 20. bearings, 21. followers, 22. grouped belts, 23. motors, 23 1. drivewheels；24.
Motor adjusts fixing guide rail, 25. stable regulation supports, 26. cables, 27. electrical control cubicles, 28. foundation bolts；K1. on and off switch,
K2. transformer switch, the up start button of K3., the descending start button of K4., K5. stop button, the manual/auto conversion of K6.
Switch, PLC. programmable logic controller (PLC), J1. control brake relay, J1-K. controls brake relay normally opened contact, and T. becomes
Depressor.
Detailed description of the invention:
For the openest technical scheme, elaborated by embodiment below in conjunction with Figure of description:
Counterweight motor commutation adjusts ginseng electricity-saving type vertical oil-pumping machine automatically, including: frame 4, drives drive assembly and automatically controls and be
System.Described driving drive assembly includes the motor 23 being located on oil pumper pedestal 2, and the drivewheel 23 1 of motor 23 passes through joint group
Band 22 is connected with follower 21, and follower 21 is connected with driving cylinder 19 by axle, the head end of drive belt 18 and leading on support
Drawing fixing seat 3 to connect, after walking around floating drum 15, end is connected with driving cylinder 19, and is wound on driving cylinder 19, rolling of floating
Cylinder 15 connects carrying belt 6 one end by boatswain chair 14, and carrying belt 6 covers the carrying rolling by being located on frame 4 top platform
Cylinder 8 other ends are connected with polished rod eye 5；Automatically control assembly and include being located at the electrical control cubicles 27 of support 2 side, the power supply of electrical control cubicles 27
After switch K1 triple line in parallel electric machine controller and energy feedback unit, phase line B and phase line C be provided with transformer switch K2, become
Depressor switch K2 controls transformator T, transformator T and exports to programmable logic controller (PLC) PLC offer power supply, with FPGA control
Up start button K3 that device PLC input processed is connected, descending start button K4, stop button K5, manual automatic transfer switch
K6, by holding wire couple be located at carrying cylinder 8 side position reference switch 12 1, by being located at that holding wire couples
Carrying cylinder 8 on counter switch 10 and text display, with programmable logic controller (PLC) PLC be connected be located at carrying cylinder 8
The position reference switch 12 1 of side；Automatically control Switching Power Supply, switch electricity that assembly also includes coupling with phase line A and zero line N
Source controls dead electricity controller, and the benchmark soft iron 12 2 on dead electricity controller loop is located at the middle part of carrying belt 6；Motor controls
Device is connected with energy feedback unit and programmable logic controller (PLC) PLC respectively；Programmable logic controller (PLC) PLC continues with controlling brake
Electrical equipment J1 is connected, and Switching Power Supply is connected with dead electricity controller by controlling brake relay normally opened contact J1-K.
The parts mount position of the present invention and effect:
As shown in Figure 1, 2, 3, base 1 rear portion is provided with electrical control cubicles 27, with the fixed support of foundation bolt 28 2 on base 1, and support
The front portion of 2 is frame 4 above, is provided with stable regulation and supports 25 between base 2 and frame 3, and frame 4 top is that carrying cylinder props up
Seat 9, carrying cylinder bearing 9 is provided with carrying cylinder 8, is provided with drum shield 7 outside carrying cylinder 8, carrying cylinder 8 one end
Protect and on edge, be laid with range finding block 11,
On the side carrying cylinder bearing 9 of range finding block 11, counter switch 10 is installed, carrying cylinder 8 has carrying belt 6, carrying
The front end of belt 6 connects polished rod eye 5, and rear end connects belt connecting plate 13, is fixedly arranged in the middle of benchmark soft iron 12-2, carries belt 6
Right side frame 4 top be provided with position reference switch 12-1, boatswain chair 14 upper end connect belt connecting plate 13, lower end is connected to float
On the axle of dynamic cylinder 15, the two ends of floating drum 15 axle are provided with floating drum directive wheel 17, corresponding floating drum directive wheel 17
Rack position be equipped with floating drum guide rail 16, floating drum 15 is wound with drive belt 18, drive belt 18 one end is fixed on frame 4 end
The traction belt in portion is fixed on seat 3, and the other end is fixed on driving cylinder 19, drives cylinder 19 to be fixed on support 2 by bearing 20
On, driving and follower 21 is installed in cylinder 19 left-hand axis, motor 23 adjusts fixing guide rail 24 by motor and is fixed on support 2
On, the afterbody of motor 23 is provided with electricity loss brake, and grouped belt 22 is arranged on the drivewheel 23-1 of follower 21 and motor, electricity
Control cabinet 27, motor 23, electricity loss brake, counter switch 10, position reference switch 12.1, cable 26 constitute control system.
As shown in Figure 4, electrical control cubicles 27 on and off switch K1 controls transformator T, transformator to system power supply, transformer switch K2
T output programmable logic controller (PLC) PLC powers, and Switching Power Supply is powered to electricity loss brake, up start button K3, descending opens
Dynamic button K4, stop button K5, manual/auto permutator K6, position reference switch 11-1, counter switch 10, text show
Device inputs control instruction to programmable logic controller (PLC) PLC, and electric machine controller is to programmable logic controller (PLC) PLC input in real time
Running status, programmable logic controller (PLC) PLC, according to exporting control signal after input state logical operations, commands electric machine controller
Control motor start-stop, rotating speed and rotating, commander electricity loss brake 23-1 whether electric, it is achieved upstream or downstream startup, stop
Machine, adjustment stroke, the adjustment function such as jig frequency, shutdown brake, controlled by motor when the reversion generating of polished rod descending dragging motor
Energy is passed to energy feedback unit by device, the alternating current conveying that energy feedback unit is reverse into same electrical network phase sequence again, voltage is consistent
To electrical network.
Assume during operation that polished rod eye 5, at pithead position, closes electrical control cubicles on and off switch K1 and serves electricity to electrical control cubicles 27, press
The lower up start button of K3, programmable logic controller (PLC) PLC obtains upward signal, gives and control brake relay J1 after logical analysis
Power supply, controls brake relay normally opened contact J1-K Guan Bi, powers to electricity loss brake, make electricity loss brake be in non-brake shape
State, powers then to motor 23, and motor is counterclockwise antiport, the drivewheel 23-1 of motor 23 drives follower through grouped belt 22
21 rotate, and follower 21 drives and drives cylinder 19 to rotate backward counterclockwise, and drive belt 18 twines on driving cylinder 19, drags and floats
Cylinder 15 is descending, and descending 2 rice grain patterns of drive belt 18 are crossed floating drum 15 and dragged carrying belt 6 in frame 4 descending 1 meter, carry skin
Carrying 6 one end to be sequentially connected with polished rod, sucker rod, oil well oil pump by polished rod eye, the other end connects floating drum 15, carries belt 6
Overlaying on carrying cylinder 8, the pulling force of oil well load and driving cylinder 19 makes to produce between carrying belt 6 and the surface carrying cylinder 8
The biggest raw frictional force, carrying belt 6 drives carrying cylinder 8 to rotate with the frictional force of carrying cylinder 8, and carrying belt 6 is through holding
Carrying after cylinder 8 changes traffic direction up, the middle part of carrying belt 6 is provided with benchmark soft iron 12-2, when carrying belt 6 in frame 4
Descending and make benchmark soft iron 12-2 on platform position reference switch 12-1, position reference switch 12-1 to electrical control cubicles 27
Programmable logic controller (PLC) PLC send a pulse signal, this signal is recorded as zero point position by programmable logic controller (PLC) PLC
Put, now carrying cylinder 8 rotate, its one end range finding block 11 each through counter switch 10, counter switch 10 is just to able to programme
Logic controller PLC sends a pulse signal, and the number of programmable logic controller (PLC) PLC recording pulse signal is gone forward side by side line displacement
Conversion Calculation, when reaching the length of stroke that text display sets to programmable logic controller (PLC) PLC, Programmable logical controller
Device PLC sends commutation signal makes motor 23 rotate backward to electric machine controller, electric machine controller out-put supply commutation signal；Now
Owing to oil well load is big, load drags carrying belt 6, floating drum 15 and drive belt 18 dragging by polished rod eye 5 and drives
Cylinder 19 rotates clockwise, and drives cylinder 19 by follower 21, grouped belt 22 through the drivewheel 23-1 dragging motor of motor 23
23 rotate, and motor 23 is in generating state, dragged after send be electrically fed against electric machine controller, electric machine controller is by feedback
Energy feedback unit it is transported to, the exchange that energy feedback power unit is reverse into same electrical network phase sequence again, voltage is consistent after electric rectification
Electricity is transported to electrical network.After reaching length of stroke after the number conversion that the range finding block 11 of carrying cylinder 8 one end rotates, able to programme patrol
Volume controller PLC sends commutation signal again to electric machine controller, and electric machine controller sends signal and makes electric machine controller commutation sequence,
Motor 23 starts to invert counterclockwise, starts again electronic dragging and runs, and makes polished rod that polished rod eye 5 connects and down-hole oil pump up by former
Oil is extracted into ground, and the oil pumping that so gone round and begun again produces.
During up startup, counter switch 10 detects that the range finding block 11 revolution signal of carrying cylinder 8 one end produces signal number
And input the programmable logic controller (PLC) PLC in electrical control cubicles 27, through the displacement of signal number conversion carrying belt 6, work as carrying
Benchmark soft iron 12-2 on belt 6 through position reference switch 12-1, position reference switch 12-1 in electrical control cubicles 27 can
Programmed logic controller PLC sends school zero-signal, makes displacement be recorded as zero, continues to run with, and programmable logic controller (PLC) PLC remembers
The revolution signal of record is designated as negative value and adds up, and when reaching the length of stroke that programmable logic controller (PLC) PLC sets, can compile
Journey logic controller PLC sends antiport signal；Accumulative revolution signal negative value is gradually increased, the base on carrying belt 6
When quasi-soft iron 12-2 again passes by position reference switch 12-1, position reference is patrolled by switch 12-1 able to programme in electrical control cubicles 27 again
Collect controller PLC and send school zero-signal, make displacement be recorded as zero, continue to run with the programmable logic controller (PLC) in electrical control cubicles 27
The revolution signal of PLC record is designated as on the occasion of and adds up, when reaching the length of stroke that programmable logic controller (PLC) PLC sets
Time, programmable logic controller (PLC) PLC sends again commutation CRANK PULSES；The change of such positive and negative values and the change of digital quantity, automatically controlled
Programmable logic controller (PLC) PLC in cabinet 27 may determine that real time execution direction and stroke, and is deposited by real-time running state
Storage.Just can automatically bring into operation according to stopped status last time when automatically running.Because of the benchmark soft iron 12-2 position on carrying belt 6
Putting fixing, each stroke carries out school zero and ensure that the precision of stroke.Pressing K5 during shutdown, electrical control cubicles 27 automatically saves current operation
State, and give electricity loss brake and motor 23 power-off, shutdown of pumping machine.
As shown in Figure 4: oil pumper closes electrical control cubicles on and off switch K1, transformer switch K2 before starting successively.When needs point
During dynamic operation, manual/auto permutator K6 is allocated to manual closing position, after up start button K3 of crawl, and FPGA
Controller PLC makes control brake relay J1 obtain electric, controls brake relay normally opened contact J1-K Guan Bi, and electricity loss brake unclamps
Brake, crawl speed commander's motor controller controls electricity that programmable logic controller (PLC) PLC is arranged according to text display simultaneously
Machine 23 inverts according to this speed, and after unclamping up start button K3, programmable logic controller (PLC) PLC commander electric machine controller makes electricity
Machine 23 stall, programmable logic controller (PLC) PLC makes control brake relay J1 dead electricity simultaneously, controls brake relay normally opened contact
J1-K opens, and electricity loss brake brakes, and during descending start button K4 of crawl in addition to motor 23 rotates forward, other processes are identical.
When automatically running, manual/auto permutator K6 is allocated to automatic make position, and programmable logic controller (PLC) PLC sweeps
Retouching memory failure type, have catastrophe failure programmable logic controller (PLC) PLC display fault type and protect and can not start, fault is arranged
Except rear programmable logic controller (PLC) PLC scanning memory failure type confirms fault-free, store according to programmable logic controller (PLC) PLC
The signal of position reference switch 12-1 input, revolution record count that crawl operation or last time shut down switch 10 shapes before operation
State judges polished rod eye 5 position, when the revolution record count numerical value that recorded of switch 10 on the occasion of, it was demonstrated that polished rod eye 5 position is in place
Putting above the zero point of reference switches 12-1 instruction, programmable logic controller (PLC) PLC makes control brake relay J1 obtain electric, controls
Brake relay normally opened contact J1-K closes, electricity loss brake releasing of brake, it is assumed that when automatically running, motor 23 forward clockwise
Rotating (soft iron 12-2 is descending for benchmark), programmable logic controller (PLC) PLC runs speed according to what text display was arranged simultaneously automatically
Degree commander's motor controller controls motor 23 rotates according to this speed, and in operation, counter switch 10 signal is input to FPGA
Controller PLC, programmable logic controller (PLC) PLC judgment standard soft iron 12-2 position is i.e. up to the upper limit that text display is arranged
Time motor 23 slow down slow-speed, reach commander's motor controller controls motor 23 stall during the upper limit that text display arranges, then
Commander's motor controller controls out-put supply phase sequence commutation, motor 23 rotates backward counterclockwise, and soft iron 12-2 is up for benchmark, runs
Middle counter switch 10 signal is input to programmable logic controller (PLC) PLC, programmable logic controller (PLC) PLC judgment standard soft iron 12-2
When position is i.e. up to the lower limit that text display arranges, motor 23 slows down slow-speed, reaches to refer to during the lower limit that text display arranges
Wave motor controller controls motor 23 stall, then commander's motor controller controls out-put supply phase sequence commutation, motor 23 another mistake
Hour hands rotate and make benchmark soft iron 12-2 descending, and process of going round and beginning again circulates.The numerical value recorded when counter switch 10 during startup is
Negative value, it was demonstrated that benchmark soft iron position, below the zero point that position reference switches 12-1 indicates, starts motor 23 anti-when automatically running
Turning (soft iron 12-2 is up for benchmark), automatic reverse process is identical.
Stroke jig frequency is adjusted and can be realized by text display when automatically running, and jig frequency adjusts and selects in text display
Controller frequency, the automatic speed of service of motor 23 is provided with；Stroke is adjusted and is adjusted by stroke in selection text display
Limit, lower numerical limit realize.
Claims (5)
1. counterweight motor commutation adjusts a ginseng electricity-saving type vertical oil-pumping machine automatically, including: frame (4), drive drive assembly and from
Autocontrol system；It is characterized in that: described driving drive assembly includes the motor (23) being located on oil pumper pedestal (2), motor
(23) drivewheel (23 1) is connected with follower (21) by grouped belt (22), and follower (21) is by axle and driving cylinder
(19) be connected, the head end of drive belt (18) is fixed seat (3) and is connected with the traction on support, walk around floating drum (15) end afterwards and
Driving cylinder (19) to connect, and be wound in driving cylinder (19), floating drum (15) connects carrying belt (6) by boatswain chair (14)
One end, carrying belt (6) covers by carrying cylinder (8) other end that is located on frame (4) top platform and polished rod eye (5)
Connect；Automatically control assembly and include being located at the electrical control cubicles (27) of support (2) side, three-phase after the on and off switch K1 of electrical control cubicles (27)
Line A, B, C in parallel electric machine controller and energy feedback unit, phase line B and phase line C be provided with transformer switch K2, transformer switch
K2 controls transformator T, transformator T and exports to programmable logic controller (PLC) PLC offer power supply, with programmable logic controller (PLC) PLC
Up start button K3 that input is connected, descending start button K4, stop button K5, manual automatic transfer switch K6, pass through
What holding wire coupled is located at position reference switch (12 1) of carrying cylinder (8) side, is located at carrying by what holding wire coupled
Counter switch (10) on cylinder (8) and text display；Automatically control assembly also to include and opening that phase line A and zero line N couple
Close power supply, Switching Power Supply controls dead electricity controller, and the benchmark soft iron (12 2) on dead electricity controller loop is located at carrying belt
(6) middle part；Electric machine controller is connected with energy feedback unit and programmable logic controller (PLC) PLC respectively；FPGA control
Device PLC processed is connected with controlling brake relay J1, and Switching Power Supply is by controlling brake relay normally opened contact J1-K and dead electricity control
Device processed connects.
Motor commutation without counterweight the most according to claim 1 adjusts ginseng electricity-saving type vertical oil-pumping machine automatically, it is characterized in that: described
Energy feedback unit is descending for polished rod drive motor to invert the electric energy sent by energy feeding braking unit to grid transmission,
Play the descending kinetic energy of oil pumper change into electric energy and be transported to electrical network and energy-conservation effect.
Motor commutation without counterweight the most according to claim 1 adjusts ginseng electricity-saving type vertical oil-pumping machine automatically, it is characterized in that: described
Traction belt fixes seat (3) can make fixed pulley cylinder into, and after drive belt (18) walks around this fixed pulley cylinder, end is fixed on floating
In the two end axles of cylinder (15), such drive belt twines in driving cylinder (19), carrying belt (6) and drive belt (18) quantity ratio
It is 1/3, plays change assembly pulley coefficient, increase the effect of carrying belt lifting oil well load.
Motor commutation without counterweight the most according to claim 1 adjusts ginseng electricity-saving type vertical oil-pumping machine automatically, it is characterized in that: described
Range finding block (11) is all laid in one end of carrying cylinder (8) and protects along upper, relative with counter switch (10), benchmark soft iron (12 2)
Being located at the middle part of carrying belt (6), relative with position reference switch (12 1), range finding block (11) coordinates with counter switch (10)
To programmable logic controller (PLC) PLC transmission carrying cylinder (8) driving position shifting parameter, meet and adjust wanting of stroke measuring and calculating displacement
Asking, benchmark soft iron (12 2) coordinates with reference switches (12 1) to programmable logic controller (PLC) PLC transmission counting original position
Signal, issues electric machine controller command motor (23) forward or reverse after reaching requirement stroke numerical value.
Motor commutation without counterweight the most according to claim 1 adjusts ginseng electricity-saving type vertical oil-pumping machine automatically, it is characterized in that: described
Motor is permanent-magnet synchronous high pulling torque motor, can drive a vertical oil-pumping machine, it is possible to by the follower of every vertical oil-pumping machine
Series system simultaneously drive multiple stage vertical oil-pumping machine, the bar that has being adapted to offshore production platform or marine man-made island recovers the oil lifting
System.
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| CN201610661398.2A CN106121591A (en) | 2016-08-14 | 2016-08-14 | Motor commutation without counterweight adjusts ginseng electricity-saving type vertical oil-pumping machine automatically |
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| CN201610661398.2A CN106121591A (en) | 2016-08-14 | 2016-08-14 | Motor commutation without counterweight adjusts ginseng electricity-saving type vertical oil-pumping machine automatically |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825176A (en) * | 2018-05-30 | 2018-11-16 | 置普装备（北京）有限公司 | Marine pumping unit automatically controls the method and control system of Underwell anti-injection safety valve pump |
| CN113756754A (en) * | 2021-10-08 | 2021-12-07 | 山东创新石油技术有限公司 | Energy storage integrated electric balance vertical oil pumping machine |
| CN114645694A (en) * | 2022-05-23 | 2022-06-21 | 山东胜信石油装备有限公司 | Vertical oil pumping machine capable of automatically adjusting stroke frequency and balancing |
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| CN201560751U (en) * | 2009-11-19 | 2010-08-25 | 王金文 | Belt oil pumping unit |
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| CN202704914U (en) * | 2012-08-13 | 2013-01-30 | 河南华东工控技术有限公司 | Tunnel double-winch flat trolley frequency conversion control system |
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| CN108825176A (en) * | 2018-05-30 | 2018-11-16 | 置普装备（北京）有限公司 | Marine pumping unit automatically controls the method and control system of Underwell anti-injection safety valve pump |
| CN108825176B (en) * | 2018-05-30 | 2023-09-29 | 置普装备（北京）有限公司 | Method and control system for automatically controlling underground blowout prevention safety valve pump of offshore pumping unit |
| CN113756754A (en) * | 2021-10-08 | 2021-12-07 | 山东创新石油技术有限公司 | Energy storage integrated electric balance vertical oil pumping machine |
| CN114645694A (en) * | 2022-05-23 | 2022-06-21 | 山东胜信石油装备有限公司 | Vertical oil pumping machine capable of automatically adjusting stroke frequency and balancing |
| CN114645694B (en) * | 2022-05-23 | 2022-07-19 | 山东胜信石油装备有限公司 | Vertical oil pumping machine capable of automatically adjusting stroke frequency and balancing |
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