CN104641071A - Hydraulic mechanical pumping unit with rocking effect - Google Patents
Hydraulic mechanical pumping unit with rocking effect Download PDFInfo
- Publication number
- CN104641071A CN104641071A CN201380023434.7A CN201380023434A CN104641071A CN 104641071 A CN104641071 A CN 104641071A CN 201380023434 A CN201380023434 A CN 201380023434A CN 104641071 A CN104641071 A CN 104641071A
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- pumping unit
- base
- balance sysmte
- mechanical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 74
- 230000000694 effects Effects 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 33
- 239000012530 fluid Substances 0.000 claims description 16
- 238000004873 anchoring Methods 0.000 claims description 9
- 239000003129 oil well Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 230000001737 promoting effect Effects 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 239000010720 hydraulic oil Substances 0.000 description 11
- 239000003921 oil Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 3
- 230000002706 hydrostatic effect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000011089 mechanical engineering Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 244000273618 Sphenoclea zeylanica Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
Abstract
The present invention relates to a hydraulic mechanical pumping unit with rocking effect, which comprises a compact-design power unit, a pedestal, a hydraulic actuator and a rocking system composed of movable pulleys, a fixed pulley and counterweights.
Description
Technical field
The present invention relates to mechanical engineering field, be particularly applied in the mechanical engineering in petroleum works field, and relate more particularly to be applied in the mechanical engineering in the technology and equipment of the artificial lift of hydrocarbon.
Background technology
Mechanical-hydraulic pumping unit is the device of the artificial lift for performing the crude oil found in underground.For this reason, the hydraulic system be made up of a series of independent component can be used.Usually, these pumping units use motor and other elements to generate and perform the fluid of this operation and the power required for the artificial lift of lifting mechanism.
Particularly, No. 10130183rd, Colombia's patent application describes a kind of mechanical-hydraulic pumping unit, the base that this mechanical-hydraulic pumping unit comprises hydraulic power module and has hydraulic actuator.When the first pump of dual system adopts hydraulic oil in hydraulic oil container and when this hydraulic oil is sent to as pressurized stream the hydraulic actuator being positioned at base top place, described invention is worked.Therefore, the load that hydraulic actuator makes oil well put into production required raises.
Although this pumping unit improves design and decrease the energy consumption of installation, this pumping unit does not have makes the more effective replenishment system of the rising of fluid.
Some inventions employ Weighting system and come operation improving design and result.Particularly, patent document US4187680 describes a kind of pumping unit, and this pumping unit comprises the module of answering cylinder hydraulic to operate by the economic benefits and social benefits of vertically movement.The design of this device also comprises crosses the flank of tooth and the chain dragged, wherein, a part for this chain is anchored opposing vertical motion, and another part makes bar keep, and makes the vertical motion be positioned in polished rod be the twice that hydraulic pressure is delivered to the vertical motion of operating unit.The load of the polished rod on chain is balanced by the counter weight device being connected to bar by chain, and this counter weight device is connected to lifting tackle.The hydraulic pressure delivery side of pump of sap pressure supply cylinder is cam production, make operating unit close to or away from its upper limit of movement value and lower limit time, its motion is accelerated lentamente and slows down.
In this design, hydraulic actuator runs by compressing and non-ly to run in tension, makes the complicated operation of this liquid braking device between two pulleys.In addition, make the chain of weight balancing use two independently counterweights, these two counterweights can cause the Imbalance in weight of pumping unit.
Also describe another kind of mechanism, this mechanism comprises the pumping unit using counter weight device to optimize for advancing load and designs.Particularly, patent document GR1005062 describes hydraulic pressure auxiliary equipment, this auxiliary equipment comprises the pulley with frictional force, this pulley pulls two of maintenance cables an end by balance weight device and this pulley pulls two cables of maintenance by the suspension framework of block slided above guide rail at the other end place, and this auxiliary equipment comprises hydraulic motor, gearbox (if desired), high-voltage flexible or metal tube and power unit, and this power unit comprises the casing of receiving fluids (mineral liquid, oil, water etc.).The control panel of motor, pump, valve and be designed to the pressure of hydraulic control oil, supply, thickness and temperature other requisite instruments be all positioned at hydraulic pressure unit inside.Power unit also has fluid cooling system to improve the utilization of fluid property.
This system does not comprise such as the mechanism of the actuator compared with long stroke, and this system is only based on the moment making large friction pulley run that motor can generate.This represent and be positioned at the power in load and the shortcoming in speed in control.
Patent application CN101307685 describes a kind of hydraulic pumping unit with long stroke, and this pumping unit comprises chassis, sucker rod and has the counterweight of counter weight device.The hydraulic pump that described pumping unit also has fuel tank, liquid inlet and is connected with fuel tank, wherein, hydraulic pressure delivery side of pump is connected to the entrance of hydraulicdirectional control valve.And this pumping unit has two outlets of reversal valve, these two outlets are connected to two hydraulic cylinders be placed on vertically on chassis by means of pipeline.The piston rod of the first hydraulic cylinder and the piston rod of the second hydraulic cylinder are connected to by means of the conveyer belt moved it and are placed on winding cylinder coil on chassis and winding coil.By this hydraulic pumping unit of Long-Time Service, decrease running cost and energy ezpenditure.
In this arrangement, actuator, pulley and counter weight device connect with being laminated to each other, and this needs cable and actuator are very accurately aimed at.Because hydraulic actuator is flatly placed on the ground, so also need more space.
The other technologies for more effectively operating hydraulic pumping unit are described in technical situation.
Particularly, patent document CN2656630 describes a kind of variable frequency hydraulic pumping unit, and this variable frequency hydraulic pumping unit comprises mechanical system, hydraulic system and has the system for detection and control of interchange (AC) current transformer and controller.The present invention uses tension force technology and converter technique to control the speed of three-phase current asynchronous motor, and the discharge that its object is to maintenance medium press pump is constant to make hydraulic cylinder run, and controls the service speed of pumping unit thus.Meanwhile, use the accumulation balance of counter weight device, reduce the installation power of pumping unit and effectively use the power that pumping unit moves downward, this has obvious impact to its energy ezpenditure.Pumping unit also uses the digital technology of variable frequency control, to make the service speed electric arc of pumping unit reach perfect condition, its object is to, makes the suction system of pumping unit reach maximal efficiency.The frequency conversion of hydraulic pumping unit can change speed and length of stroke.
This pumping unit does not use counter weight device to improve the power consumption of machine, and this pumping unit uses the complication system more easily making its hydraulic accumulator damaged.This pumping unit is a kind of system costly.
Also describe the pumping unit for oil well with low flow velocity or poor efficiency.Particularly, patent document RO201000035 relates to this pumping unit, and this pumping unit has hydraulic motor (this hydraulic motor has cavity and piston), hollow stem, safety valve, oil conservator and pump.Described pump has cylindrical bodies (this cylindrical bodies has top cover and bottom covers), slip suction device and pressure valve and be fixed to the flexible baffle with form of film being arranged in cylindrical bodies of some tapers.Cylindrical bodies has some top cover and bottom covers, and have the coupling that some simplify in the inside of these lids, these lids connect by means of pipeline and it is arranged on flexible baffle inside.Hydraulic motor is coupled to the bottom covers of cylindrical bodies by means of filling oily cylinder.Oil conservator has another piston and another dividing plate, and this dividing plate is connected to the oil conservator be positioned at below piston by means of the cavity of dividing plate.Oil conservator is positioned at porose main body, and the cavity of this porose main body is connected to the oil well that liquid level is housed.
Although this pumping unit is designed for the oil well of poor efficiency, this pumping unit does not have the system for raising the efficiency or reduce energy ezpenditure.
Running cost, energy and capacity consumption and the minitype motivation unit boosted productivity and balance sysmte can be reduced by using, this invention simplifies design and optimizing the performance of the pumping unit described in technical situation.
Summary of the invention
technical problem
Mechanical-hydraulic pumping unit is the machine of the artificial lift for performing the crude oil found in underground.For this reason, mechanical-hydraulic pumping unit can use the hydraulic system comprising a series of individual component.Usually, these pumping units use motor and other add ons to generate required power for operating machines and performing the artificial lift of fluid thus.
Particularly, No. 10130183rd, Colombia's patent application describes a kind of mechanical-hydraulic pumping unit, and this pumping unit comprises hydraulic power module and has the base of hydraulic actuator.When the first pump of dual system adopts the hydraulic oil that finds in hydraulic oil container and in pressurized stream, this hydraulic oil is sent to the hydraulic actuator being positioned at base top place, described invention is worked.Therefore, the load that hydraulic actuator makes oil well put into production required raises.
Although this pumping unit improves design and decrease the energy consumption of installation, this pumping unit does not have makes the more effective spare system of the rising of fluid.
the solution provided
In general aspect, the present invention is a kind of mechanical-hydraulic pumping unit with shake effect, and this mechanical-hydraulic pumping unit performs the artificial lift of fluid by means of the system of the counter weight device be bonded in base.
The mechanical-hydraulic pumping unit with shake effect of the present invention has the power unit of Miniaturization Design, base, hydraulic actuator and balance sysmte.
Same in general aspect, pumping unit of the present invention provides power by hydraulic power unit by the pressurized stream of hydraulic oil, in hydraulic actuator, generate climbing power thus, thus lifting artificial lift mechanism is raised and the hydrostatic column generated by fluid itself is raised along with the rising of artificial lift mechanism.
In this total volume description of pumping unit of the present invention, this balance is performed by the system be made up of pulley and counter weight device, and this counter weight device applies the contrary inherent power generated by artificial lift mechanism.The power applied by balance sysmte equals minimum 90% of the power generated by the elevation mechanism of fluid.
Another aspect of the present invention is, balance sysmte connects abreast and applies parallel force, and this parallel force equals the inherent power of the mechanism that fluid is raised.
advantage of the present invention
Running cost, energy and capacity consumption and the minitype motivation unit boosted productivity and balance sysmte can be reduced by using, this invention simplifies design and optimizing the performance of the pumping unit described in technical situation.
Accompanying drawing explanation
Fig. 1 shows the system construction of mechanical-hydraulic pumping unit of the present invention;
Fig. 2 shows general construction of the present invention, wherein, shows the position of the hydraulic power unit (1) be connected with base (2) and hydraulic actuator (3);
Fig. 3 shows in detail hydraulic power unit;
Fig. 4 shows in detail counterweight alignment sleeve;
Fig. 5 shows base and hydraulic actuator;
Fig. 6 shows the base details of the position of the mobile pulley at base top place;
Fig. 7 shows has the base of anchoring piece details and the front elevation drawing of hydraulic actuator;
Fig. 8 shows in detail anchoring piece.
Detailed description of the invention
Under optimal cases of the present invention, mechanical-hydraulic pumping unit has: hydraulic power unit (1); Base (2); The basic unit (2.1) of base, base (2) is arranged in this basic unit; Hydraulic actuator (3); And balance sysmte, this balance sysmte comprises balance sysmte (4).
Balance sysmte (4) comprises two mobile pulleys, cable (4.2) is through these two mobile pulleys, and described cable makes the counterweight (weight) generated by artificial lift mechanism be connected with counter weight device (4.3) by means of the fixed block (4.4) being attached to counter weight device (4.3).Equally, hydraulic actuator (3) is arranged on above the base that is connected with the counterweight generated by artificial lift mechanism.Therefore, hydraulic actuator (3) and both the applying parallel forces of system (4) be made up of two pulleys and counter weight device, this parallel force makes the counterweight generated by artificial lift mechanism raise.
Detailed description of the invention
The mechanical-hydraulic pumping unit with shake effect of the present invention comprises hydraulic power unit (1), base (2), hydraulic actuator (3) and balance sysmte (4), and this balance sysmte comprises the system be made up of pulley and counter weight device (4).Power unit (1), base (2), hydraulic actuator (3) and balance sysmte (4) make the counterweight generated by the artificial lift mechanism be arranged on bottom oil well raise and reduce.
Pumping unit of the present invention also has the basic unit (2.1) for base, and base (2) is arranged in this basic unit.This base has balance sysmte (4) in upper part, this balance sysmte comprises at least two mobile pulleys (4.1), and cable (4.2) makes the counterweight generated by artificial lift mechanism be connected with counter weight device (4.3) through these at least two mobile pulleys by means of the fixed block (4.4) being attached to counter weight device (4.3).Equally, hydraulic actuator (3) is arranged on base (2) top, and this base is connected with the counterweight generated by artificial lift mechanism.Therefore, hydraulic actuator (3) and both the applying parallel forces of system (4) be made up of pulley and counter weight device, this parallel force makes the counterweight generated by artificial lift mechanism raise.
Particularly, pumping unit of the present invention comprises the basic unit (2.1) for base, and base (2) is arranged in this basic unit.Base (2) is combined in the upper part of balance sysmte (4), and this balance sysmte comprises: at least two mobile pulleys (4.1), and these at least two mobile pulleys are attached to the upper part of base (2); Wirerope, this wirerope moves between these two pulleys; Anchoring piece (5); Fixed block (4.4); Counterweight supporting construction (4.6) and some counterweights (4.7).Anchoring piece (5) is arranged in artificial lift mechanism and this anchoring piece is connected directly to two ends of cable (4.2).This cable (4.2) is through mobile pulley and be passed down through fixed block (4.4), thus supports the weight of described pulley (4.4).Counterweight supporting construction is bonded to fixed block and this counterweight supporting construction has two alignment sleeve (4.5) (having a sleeve pipe on every side), there are two axles through sleeve pipe, it allows counter weight device to move in the mode parallel with base, avoids external force that counter weight device is moved thus and makes its misalignment.
Pumping unit of the present invention runs in the following manner: first, the counterweight generated by artificial lift mechanism is located at the position of base (2) below, base track sensor (2.2) detects this position and the signal of telecommunication is sent to hydraulic power unit (1), make this unit hydraulic oil is sent to hydraulic actuator (3), the counterweight that its object is to make to be generated by artificial lift mechanism raises.The power that the system be made up of with counter weight device counterweight applies is parallel with the power of hydraulic actuator, and therefore, the counterweight generated is elevated to the tip position of base (2) by artificial lift mechanism.Once the counterweight generated by artificial lift mechanism arrives the tip position of base (2), base track sensor (2.3) just detects described position and the signal of telecommunication is sent to hydraulic power unit (1), makes this hydraulic power unit stop hydraulic oil being sent to actuator (3) and allow the oil hydraulic actuator (3) is inner to be back in the hydraulic oil container of hydraulic power unit (1).Therefore, because counter weight device is applied in described motion by balance sysmte, so reduce in a controlled manner the counterweight generated by artificial lift mechanism.Once the counterweight generated by artificial lift mechanism is back to the bottom position of base (2) again, base track sensor (2.3) is just reactivated and starts new circulation.
Example 1: the structure with the mechanical-hydraulic pumping unit of shake effect of the present invention
Under the prerequisite of industrial premises, the pipeline of cutting for assembling the structure of power unit and base.First, plasma-torch cutting is used to be used for the metal sheet of casing, box body, base portion and basic unit.
Next, base is soldered to the cutting element with plasma, and these cutting elements form the structure of power unit, and manufactures in base and portal for sensor installation and valve.
Next, motor and bell is assembled.Make the flexible coupling between pump and motor and the flexible coupling mechanization between axle and motor, its object is to extend this flexible coupling and this flexible coupling can be placed on the distally of ventilation fan.In addition, heat sink assembly and filter element is connected.
Assemble and connect electrical system, these electrical systems comprise cable, hydraulic system and flexible pipe.
And piston, lid and actuator housings and corresponding seal are assembled.
Also make the mobile pulley machinery of fixed block and base and weld, to form the structure supported counterweight and metal sheet, this counterweight and metal sheet form counter weight device.
In addition, make bar and sleeve pipe mechanization, its object is to this bar is connected with base with sleeve pipe.
Also make anchoring piece mechanization, and with optimum distance, wirerope is attached at each end, balance for acquisition and guarantee the motion of hydraulic actuator.
Once perform mechanization and the connection of all previously operations, just fill fuel tank with hydraulic oil.
Finally, the detection of hydrostatic pressure system and jointing is carried out.
Pumping unit is transported to scene and assembles.
Example 2: the performance with the mechanical-hydraulic pumping unit of shake effect of the present invention
The calculating with the mechanical-hydraulic pumping unit of shake effect of the present invention shows the improvement in the requirement of extracting fluid.Because required power is based on the system be made up of counterweight and counter weight device, so the assembling of mechanical-hydraulic pumping unit of the present invention needs less power to extract fluid.
According to design of the present invention, counter weight device contributes to making 90% of the load generated by artificial lift mechanism to raise, and the stream required for motor generates and pressure, to make the load generated by the hydrostatic column of fluid raise, thus extract more than 10% of the load generated by fluid lifts system.
Motor and required power ratio use the other machines of 100% motor power generating load less.
The expection efficiency of mechanical-hydraulic pumping unit of the present invention is the energy of saving 40% to 70%.Equally, the volumetric efficiency that invention shows 10% to 70% is used at the scene.
About productivity ratio, reduce relative to stroke by the longer stroke of application and due to the elongation rate of artificial lift system and suppose that installation of the present invention improves productivity ratio.Hydraulic system allows machine raise with different speed and reduce.And then, due to design of the present invention, so increase the cycle-index per minute of pumping unit.
Claims (6)
1. one kind has the mechanical-hydraulic pumping unit of shake effect, the described mechanical-hydraulic pumping unit with shake effect comprises hydraulic power unit (1), base (2), hydraulic actuator (3) and balance sysmte (4), described balance sysmte (4) comprises the system be made up of pulley and counter weight device, it is characterized in that, described power unit (1), described base (2), the combination of described hydraulic actuator (3) and described balance sysmte (4) makes the counterweight produced by the artificial lift mechanism be arranged on bottom oil well raise and reduce.
2. one kind has the mechanical-hydraulic pumping unit of shake effect, the described mechanical-hydraulic pumping unit with shake effect comprises hydraulic power unit (1), base (2), hydraulic actuator (3) and balance sysmte (4), described balance sysmte comprises the system be made up of pulley and counter weight device, it is characterized in that, described balance sysmte connects abreast and applies parallel force, and described parallel force equals the inherent power of lifting fluid mechanism used.
3. the mechanical-hydraulic pumping unit with shake effect according to claim 1, it is characterized in that, because hydraulic actuator (3) is arranged on the top of described base, described base is connected with the described counterweight generated by described artificial lift mechanism, so described hydraulic actuator (3) and described balance sysmte (4) are applied for the parallel force promoting the described counterweight generated by artificial lift mechanism jointly.
4. the mechanical-hydraulic pumping unit with shake effect according to claim 1, it is characterized in that, the described mechanical-hydraulic pumping unit with shake effect also comprises the basic unit (2.1) for described base, described base (2) is arranged in described basic unit, described balance sysmte (4) is combined in the upper part of described base, described balance sysmte comprises at least two mobile pulleys (4.1), at least two mobile pulleys described in cable (4.2) moves through, described cable makes the described counterweight generated by described artificial lift mechanism be connected with described counter weight device (4.3) by means of the fixed block (4.4) being attached to described counter weight device (4.3).
5. the mechanical-hydraulic pumping unit with shake effect according to claim 1, it is characterized in that, the described mechanical-hydraulic pumping unit with shake effect also comprises the basic unit (2.1) for described base, described base (2) is arranged in described basic unit, described balance sysmte (4) is combined in the upper part of described base, described balance sysmte comprises at least two mobile pulleys (4.1), through the wirerope of described pulley, anchoring piece (5), fixed block (4.4), counterweight moving structure (4.6) and some counterweights (4.7).Described anchoring piece (5) is arranged in described artificial lift mechanism and described anchoring piece is connected directly to two ends of described cable (4.2).Described cable (4.2) is through described pulley and downwards arrive described fixed block (4.4), thus supports the weight of described pulley (4.4).Described counterweight moving structure is bonded to described fixed block and described counterweight moving structure has two alignment sleeve (4.5), all has a described sleeve pipe in each end.Two axles existed through described sleeve pipe move abreast to allow described counter weight device and described base, thus avoid external force that counter weight device is moved and make described counter weight device misalignment.
6. one kind has the mechanical-hydraulic pumping unit of shake effect, the described mechanical-hydraulic pumping unit with shake effect comprises hydraulic power unit (1), base (2), basic unit (2.1) for described base, hydraulic actuator (3) and balance sysmte (4), described floor installation is in described basic unit, and described balance sysmte comprises balance sysmte (4).Described balance sysmte comprises two mobile pulleys (4.1), cable (4.2) moves through described two mobile pulleys, and described cable makes the counterweight generated by artificial lift mechanism be connected with described counter weight device (4.3) by means of the fixed block (4.4) being attached to counter weight device (4.3).Described hydraulic actuator (3) is arranged on the top of described base, and described base makes the described counterweight generated by described artificial lift mechanism be connected with described counter weight device (4.3).Therefore, described hydraulic actuator (3) and the system (4) be made up of two pulleys and described counter weight device apply parallel force, and described parallel force makes the described counterweight generated by described artificial lift mechanism raise.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CO12-043635 | 2012-03-13 | ||
CO12043635A CO6750186A1 (en) | 2012-03-13 | 2012-03-13 | Mechanical pumping hydraulic unit with balancing |
PCT/IB2013/051873 WO2013136244A2 (en) | 2012-03-13 | 2013-03-09 | Hydraulic mechanical pumping unit with rocking effect |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104641071A true CN104641071A (en) | 2015-05-20 |
Family
ID=49161909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201380023434.7A Pending CN104641071A (en) | 2012-03-13 | 2013-03-09 | Hydraulic mechanical pumping unit with rocking effect |
Country Status (5)
Country | Link |
---|---|
CN (1) | CN104641071A (en) |
CA (1) | CA2873344A1 (en) |
CO (1) | CO6750186A1 (en) |
MX (1) | MX2014011021A (en) |
WO (1) | WO2013136244A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2800211C1 (en) * | 2022-10-26 | 2023-07-19 | Общество с ограниченной ответственностью "МАСТЕРНЕФТЬ-СЕРВИС" | Modular pumping station (mps) with piston water pump and hydraulic drive |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11299941B2 (en) | 2019-07-01 | 2022-04-12 | Vertx Artificial Lift Inc. | Pump jack with counterbalance |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4187680A (en) * | 1978-06-12 | 1980-02-12 | Sanford George A | Oil well pump drive |
US4712374A (en) * | 1981-08-10 | 1987-12-15 | Stewart Wayne A | Hydraulic pump jack |
US4761120A (en) * | 1986-06-23 | 1988-08-02 | Mayer James R | Well pumping unit and control system |
US5018350A (en) * | 1990-05-09 | 1991-05-28 | Bender E A | Long stroke deep well pumping unit |
CN2656630Y (en) * | 2003-11-21 | 2004-11-17 | 浙江大学 | Variable frequency hydraulic oil pumping machine using energy accumulator counter weight |
CN200943474Y (en) * | 2006-09-04 | 2007-09-05 | 王德章 | Pulley block drive type pumping unit |
CN101307685A (en) * | 2008-07-09 | 2008-11-19 | 丁长良 | Long stroke hydraulic pumping unit |
-
2012
- 2012-03-13 CO CO12043635A patent/CO6750186A1/en unknown
-
2013
- 2013-03-09 CN CN201380023434.7A patent/CN104641071A/en active Pending
- 2013-03-09 CA CA2873344A patent/CA2873344A1/en not_active Abandoned
- 2013-03-09 WO PCT/IB2013/051873 patent/WO2013136244A2/en active Application Filing
- 2013-03-09 MX MX2014011021A patent/MX2014011021A/en unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4187680A (en) * | 1978-06-12 | 1980-02-12 | Sanford George A | Oil well pump drive |
US4712374A (en) * | 1981-08-10 | 1987-12-15 | Stewart Wayne A | Hydraulic pump jack |
US4761120A (en) * | 1986-06-23 | 1988-08-02 | Mayer James R | Well pumping unit and control system |
US5018350A (en) * | 1990-05-09 | 1991-05-28 | Bender E A | Long stroke deep well pumping unit |
CN2656630Y (en) * | 2003-11-21 | 2004-11-17 | 浙江大学 | Variable frequency hydraulic oil pumping machine using energy accumulator counter weight |
CN200943474Y (en) * | 2006-09-04 | 2007-09-05 | 王德章 | Pulley block drive type pumping unit |
CN101307685A (en) * | 2008-07-09 | 2008-11-19 | 丁长良 | Long stroke hydraulic pumping unit |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2800211C1 (en) * | 2022-10-26 | 2023-07-19 | Общество с ограниченной ответственностью "МАСТЕРНЕФТЬ-СЕРВИС" | Modular pumping station (mps) with piston water pump and hydraulic drive |
Also Published As
Publication number | Publication date |
---|---|
WO2013136244A3 (en) | 2013-11-21 |
CO6750186A1 (en) | 2013-09-16 |
WO2013136244A2 (en) | 2013-09-19 |
CA2873344A1 (en) | 2013-09-19 |
MX2014011021A (en) | 2015-05-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20060233650A1 (en) | Pumping unit driven by a linear electric motor | |
US10260497B2 (en) | Power unit of hydraulic pumping unit and corresponding hydraulic pumping unit | |
CN202990977U (en) | Tower-type double cylinder push-pull hydraulic long stroke pumping unit | |
CN101638980B (en) | Full-balance hydraulic transmission oil sucking machine | |
US5196770A (en) | Vertically reciprocating constant power drive unit for raising a load step by step | |
CN1011400B (en) | Hydraulic lift | |
CN102900400B (en) | Compact hydraulic oil pumping machine adopting composited pneumatic-hydraulic cylinder | |
CN202926293U (en) | Fully-automatic hydraulic oil pumping machine | |
RU2669019C1 (en) | Stage of submersible screw oil well pump with submersible drive | |
CN201592970U (en) | Four-column lifting machine integrating hydraulic transmission and balance | |
CN108465764B (en) | A kind of hydrostatic forging unit equipment building block system arrangement | |
CN104632139B (en) | A kind of Rodless oil extraction device of underground permanent-magnetism linear motor driving | |
CN102235159A (en) | Hydraulic energy-saving multi-well pumping unit | |
CN201460830U (en) | Linear motor lifting spring hydraulic pumping unit | |
CN104641071A (en) | Hydraulic mechanical pumping unit with rocking effect | |
CN102182429A (en) | Air balance hydraulic pumping unit for offshore platform | |
CN101509366B (en) | Weight dropper machine controlled door case type petroleum pumping unit | |
RU2605789C2 (en) | Installation of electric submersible hydraulic piston pump | |
CN101307685A (en) | Long stroke hydraulic pumping unit | |
CN206384777U (en) | Lift buried weak current box and light current well | |
CN102828729A (en) | Fully-automatic hydraulic pumping unit | |
CN104047577A (en) | Linear motor direct-driven pumping unit | |
CN203879469U (en) | Hydraulic system with double-oil-well mutual balance function for hydraulic pumping unit | |
CN102536168A (en) | Capacitive energy storage type rack drive pumping unit driven by switched reluctance motor | |
CN202031549U (en) | Pneumatic-balance hydraulic pumping unit for offshore platform |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150520 |
|
WD01 | Invention patent application deemed withdrawn after publication |