CN208885488U - A kind of viscous crude inclined shaft reinforcement helps picking device - Google Patents
A kind of viscous crude inclined shaft reinforcement helps picking device Download PDFInfo
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- CN208885488U CN208885488U CN201821292126.0U CN201821292126U CN208885488U CN 208885488 U CN208885488 U CN 208885488U CN 201821292126 U CN201821292126 U CN 201821292126U CN 208885488 U CN208885488 U CN 208885488U
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- picking device
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Abstract
The utility model provides a kind of viscous crude inclined shaft reinforcement and helps picking device, wherein device includes oil pipe, hollow polished rod, hollow rod, the oil pipe opens up liquid outlet, liquid outlet connects outlet tube line, the hollow rod is located in oil pipe, hollow rod upper port connects hollow polished rod lower port, and ball-and-seat is arranged in hollow rod upper port, is connected with pressure-control valve on the outlet tube line.The pressure-control valve outer wall is enclosed with sound insulation shakeproof layer.The hollow rod lower sides open up the spiracle radially penetrated through, which is connected to oil pipe inner cavity outward.The hollow rod lower end connects the plunger of oil well pump by solid sucker rod.The hollow polished rod upper end connects gate lower end, and valve upper end connects gas-liquid high-pressure hose.The utility model solves the problems, such as that such oil well production parameter is limited, reaches oil well production increasing purpose by increasing roofbolt downlink power.
Description
Technical field
The utility model relates to oil field rod pumped well production field, especially a kind of viscous crude inclined shaft reinforcement helps picking device.
Background technique
With going deep into for oil field development, it is gradually increased the exploitation to heavy crude reservoir, is limited by ground environment and sea is oily
The needs that land is adopted, High angle oil well increase year by year.Since the high flow resistance of viscosity of thickened oil is big, the high rod tube of high angle hole kickoff point (KOP) rubs
It is big to wipe resistance, easily leads in conventional sucker rod pump lifting process that roofbolt downlink is difficult, pump efficiency is low, beam-pumping unit jig frequency is difficult to improve, shadow
Ring oil well output.In view of the above-mentioned problems, oil field is lifted frequently with tripping in suction pump and inclined shaft pump, wherein suction pump is mainly sharp
Power is provided for roofbolt downlink with hydraulic feedback, it is greatly and limited to action edge increase rate under roofbolt by hydrodynamic face sound；And it is oblique
Well pump can not still solve the problems, such as that roofbolt is easily slow lower without downstream feedback power, when hole deviation is big, and extract is difficult.
Pressure-control valve is also known as self-balancing valve, flow control valve, flow controller, dynamic balance valve, flow equilibrium
Valve is a kind of flow control set for adjusting of intuitive simplicity, and application traffic regulating valve can directly be set according to design in pipe network
Flow, valve can be under water effects, flow deviation caused by the automatic residual head for eliminating pipeline and pressure oscillation, no matter be
How system pressure, which changes, keeps setting flow constant, these functions of the valve make the adjusting of pipe network flow is primary to complete, tune net work
Work becomes simple assignment of traffic, the hydraulic misadjustment of effective solution pipe network.
Pressure-control valve refers to the valve that the pressure of the liquid stream in hydraulic system is controlled and adjusted.Such valve is benefit
The principle to be balanced each other with the fluid pressure and spring force that act on spool is come work.In Hydraulic Power Transmission System, control oil
The hydraulic valve of hydraulic coupling height is known as pressure-control valve, abbreviation pressure valve.The common ground of this kind of valve is to utilize to act on spool
Hydraulic coupling and spring force balance each other principle work.
Pressure-control valve plays pressure regulation, level pressure in systems, it is the principle work to be balanced each other using control oil with spring
Make, the influence of the directly controlled pressing pressure of working condition, state is variation.The structure for getting all kinds of pressure valve clear, is convenient for
Grasp the working characteristics of different operating condition lower valves.
In specific hydraulic system, according to need of work, the requirement to pressure control is different: some need
Limit the maximum pressure of hydraulic system, such as safety valve；Pressure value (or the pressure in somewhere in some need stable hydraulic system
Difference, pressure ratio etc.), such as overflow valve, pressure reducing valve constant pressure valve；Also control its movement using hydraulic coupling as signal, such as it is suitable
Sequence valve, pressure switch etc..
Application number: 201610070442.2, publication date 2018-07-13 disclose one kind has constant downlink in inclined shaft
The oil well pump and huge discharge lifting method of power, wherein oil well pump includes sequentially connected oil well pump ontology, power-increasing pump from top to bottom,
The oil well pump ontology includes oil pumping barrel and the oil-pumping plunger that is built in inside oil pumping barrel, and the power-increasing pump includes reinforcement
Tapping valve, the reinforcement pump barrel is arranged in pump barrel and the reinforcement plunger being built in inside reinforcement pump barrel, the oil-pumping plunger bottom end
Lower end connects vacuum power valve by connector, and the reinforcement upper end is increased by flow guiding connector connected drainage valve, the vacuum
Power valve connects duplex fitting, and the duplex fitting upper end connects oil pumping barrel by outer tube, and the duplex fitting setting is axial logical
Road and radial passage, wherein axial passage is connected to oil pumping barrel inner cavity, and radial passage is connected to vacuum power valve bottom.Institute
Duplex fitting lower end connection liquid feed valve is stated, liquid feed valve upper end is connected to axial passage.Realize the warp of beach areas High angle oil well
Ji efficiently lifting.
File disclosed above is also with the force-increasing mechanism in inclined shaft, the wherein increasing of power-increasing pump itself and the utility model
Power helps picking device in technical solution, and technical effect etc. is all different, and does not also have any technical inspiration on technical characteristic.
Utility model content
The purpose of the utility model is to provide a kind of viscous crude inclined shaft reinforcements to help picking device, and solving current viscous crude and inclined shaft has
The problem of bar pump lifting roofbolt downlink difficulty solves the problems, such as that such oil well production parameter is limited by increase roofbolt downlink power,
Reach oil well production increasing purpose.
The purpose of this utility model can be achieved by the following technical measures:
It includes oil pipe, hollow polished rod, hollow rod that the viscous crude inclined shaft reinforcement, which helps picking device, and the oil pipe opens up out liquid
Mouthful, liquid outlet connects outlet tube line, and the hollow rod is located in oil pipe, and hollow rod upper port connects under hollow polished rod
Port, and ball-and-seat is set in hollow rod upper port, pressure-control valve is connected on the outlet tube line.
The purpose of this utility model can be also achieved by the following technical measures:
The pressure-control valve outer wall is enclosed with sound insulation shakeproof layer.
The material that the sound insulation shakeproof layer uses is in sound-proof material, wave cotton, polyurethane foam plastics, sound-proof damping felt
It is one of.
The hollow rod lower sides open up the spiracle radially penetrated through, which is connected to oil pipe inner cavity outward.
The hollow polished rod upper end connects gate lower end, and valve upper end connects gas-liquid high-pressure hose.
Valve lower end is installed in the hollow polished rod upper end, and valve upper end connects gas-liquid high-pressure hose.
The utility model has the advantages that compared with prior art
1, by increasing pressure-control valve on well head outlet tube road, well head pressure is improved, is formed in plunger head downward
Pressure increases action edge under plunger；
2, the gas or liquid that certain pressure is injected in hollow polished rod, form downward pressure in hollow polished rod bottom,
Increase action edge under roofbolt；
3, heavy oil wells inclined shaft manufacturing parameter can be improved, increase such oil well output, improve sucker rod pump artificial lifting way thick
The adaptability of oil well inclined shaft.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
In figure: gate 1, gas-liquid high-pressure hose 2, hollow polished rod 3, ball-and-seat 4, hollow rod 5, oil pipe 6, spiracle 7,
Solid sucker rod 8, outlet tube line 9, pressure-control valve 10, sound insulation shakeproof layer 11.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of viscous crude inclined shaft reinforcement helps picking device, including oil
Pipe 6, hollow polished rod 3, hollow rod 5, the oil pipe open up liquid outlet, and liquid outlet connects outlet tube line 9, the hollow oil pumping
Bar 5 is located in oil pipe, and hollow rod upper port connects 3 lower port of hollow polished rod, and is arranged in hollow rod upper port
Ball-and-seat 4 is connected with pressure-control valve 10 on the outlet tube line.
The pressure-control valve outer wall is enclosed with sound insulation shakeproof layer 11.
The material that the sound insulation shakeproof layer uses is in sound-proof material, wave cotton, polyurethane foam plastics, sound-proof damping felt
It is one of.
The hollow rod lower sides open up the spiracle 7 radially penetrated through, which is connected to oil pipe inner cavity outward.
The hollow rod lower end connects the plunger of oil well pump by solid sucker rod 8.
The hollow polished rod upper end connects 1 lower end of gate, and valve upper end connects gas-liquid high-pressure hose 2.
The hollow polished rod is connected with hollow rod upper end, and hollow rod lower end is connected with solid sucker rod；It is hollow
Polished rod, hollow rod, solid sucker rod sequential connection are placed in oil pipe, and sky polished rod is used between hollow polished rod and oil pipe
Top is equipped with air valve, and connects high-pressure hose；Ball-and-seat is installed at the top of hollow rod, spiracle is arranged at top；Out
Liquid pipe line is connected to oil pipe, and pressure-control valve, pressure-control valve outsourcing sound insulation shakeproof layer are equipped on outlet tube line.
Pressure-control valve is installed on outlet tube line, when fluid reaches certain pressure in outlet tube line, pressure-control valve is beaten
It opens, liquid outflow；When fluid pressure is reduced to setting value in outlet tube line, pressure-control valve is closed；Pressure-control valve is surrounded by outside
Sound insulation shakeproof layer, the strike note generated with liquid when isolating valve ball switch.
It is acted on inside hollow rod, while is acted in oil pipe by the pressure that pressure-control valve generates, pumped
Downward power is generated at the top of pump plunger, increases action edge under oil pump plunger piston.
High pressure gas or liquid are filled with out of hollow polished rod by gas-liquid high-pressure hose, pressure is set lower than pressure-control valve
Pressure increase action edge under roofbolt at this point, high pressure gas or liquid effects on ball-and-seat, generate downward power.
Both the above power is conducive to viscous crude and inclined shaft sucker rod pump lifting roofbolt downlink, and by increasing, action edge can be under roofbolt
Improve such well roofbolt downstream rate not only can be improved oil well output, may be used also so as to increase such oil well production parameter
To improve sucker rod pump artificial lifting way in heavy oil wells, the adaptability of inclined shaft.
The technology is mainly used in oil field rod pumped well production field.Shengli Oil Field oil well production sucker rod pump lifting side at present
Formula is occupied an leading position, and heavy oil wells and inclined shaft quantity increase year by year, and heavy oil wells viscosity of produced liquid is big, and inclined shaft rod tube frictional resistance is big,
Roofbolt downlink is slow, and oil well production parameter is not able to satisfy oil well productivity demand.Roofbolt downlink can not only be increased using the technology
Power can also improve heavy oil wells inclined shaft oil well production parameter, expand sucker rod pump Lifting Technique in the adaptation range of heavy oil wells inclined shaft.
Therefore, a kind of viscous crude inclined shaft reinforcement helps picking device to have broad application prospects.
In the description of the present invention, it should be understood that temporald eixis or positional relationship are based on the figure
Orientation or positional relationship is merely for convenience of description the utility model, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of viscous crude inclined shaft reinforcement helps picking device, including oil pipe, hollow polished rod, hollow rod, the oil pipe opens up out liquid
Mouthful, liquid outlet connects outlet tube line, which is characterized in that the hollow rod is located in oil pipe, and hollow rod upper port connects
Hollow polished rod lower port is connect, and ball-and-seat is set in hollow rod upper port, is connected with pressure control on the outlet tube line
Valve processed.
2. a kind of viscous crude inclined shaft reinforcement according to claim 1 helps picking device, which is characterized in that outside the pressure-control valve
Wall is enclosed with sound insulation shakeproof layer.
3. a kind of viscous crude inclined shaft reinforcement according to claim 2 helps picking device, which is characterized in that the sound insulation shakeproof layer is adopted
Material is sound-proof material, wave cotton, polyurethane foam plastics, the one of which in sound-proof damping felt.
4. a kind of viscous crude inclined shaft reinforcement according to claim 1 or 2 helps picking device, which is characterized in that the hollow oil pumping
Bar lower sides open up the spiracle radially penetrated through, which is connected to oil pipe inner cavity outward.
5. a kind of viscous crude inclined shaft reinforcement according to claim 1 or 2 helps picking device, which is characterized in that the hollow oil pumping
Bar lower end connects the plunger of oil well pump by solid sucker rod.
6. a kind of viscous crude inclined shaft reinforcement according to claim 1 or 2 helps picking device, which is characterized in that the hollow polished rod
Upper end connects gate lower end, and valve upper end connects gas-liquid high-pressure hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821292126.0U CN208885488U (en) | 2018-08-10 | 2018-08-10 | A kind of viscous crude inclined shaft reinforcement helps picking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821292126.0U CN208885488U (en) | 2018-08-10 | 2018-08-10 | A kind of viscous crude inclined shaft reinforcement helps picking device |
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| CN208885488U true CN208885488U (en) | 2019-05-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821802A (en) * | 2018-08-10 | 2020-02-21 | 中国石油化工股份有限公司 | Force-increasing and pumping-assisting device and method for viscous oil inclined shaft |
-
2018
- 2018-08-10 CN CN201821292126.0U patent/CN208885488U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821802A (en) * | 2018-08-10 | 2020-02-21 | 中国石油化工股份有限公司 | Force-increasing and pumping-assisting device and method for viscous oil inclined shaft |
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