CN111720099A - Beam pumping unit beam structure convenient to install and installation and maintenance method - Google Patents
Beam pumping unit beam structure convenient to install and installation and maintenance method Download PDFInfo
- Publication number
- CN111720099A CN111720099A CN202010696788.XA CN202010696788A CN111720099A CN 111720099 A CN111720099 A CN 111720099A CN 202010696788 A CN202010696788 A CN 202010696788A CN 111720099 A CN111720099 A CN 111720099A
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- pumping unit
- crossbeam
- riser
- bottom plate
- roof
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- 238000005086 pumping Methods 0.000 title claims abstract description 87
- 238000009434 installation Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000012423 maintenance Methods 0.000 title claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- E21B43/127—Adaptations of walking-beam pump systems
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a beam structure of a pumping unit convenient to install and an installation and maintenance method, and relates to the field of oil exploitation. The invention has the advantages of convenient installation, saving a large amount of installation time, labor and labor. When the pumping unit is installed and maintained in an oil field, the tail bearing assembly does not need to be detached from the walking beam and installed with the cross beam, and the cross beam is directly hung on the tail bearing seat assembly.
Description
Technical Field
The invention relates to the field of oil exploitation, in particular to a beam hanger of an oil pumping unit, a beam of the oil pumping unit, the oil pumping unit and an installation and maintenance method of the oil pumping unit.
Background
The pumping unit is a mainstream device commonly used in mechanical oil extraction, and along with the development of oil extraction equipment, the pumping unit is required to be higher and higher, so that not only energy conservation and safety are required, but also convenience and rapidness in installation and maintenance are required.
The installation process of the existing oil pumping unit, a bearing support, a tail bearing seat assembly and a beam is as follows: the method comprises the steps of firstly detaching a clamping bolt on a bearing support, driving an oblique iron into a gap position of the bearing support, expanding a bearing support mounting hole, mounting the bearing support on a tail bearing support assembly, then hoisting the tail bearing support assembly and the bearing support to a cross beam body together, and adjusting the position of the bearing support on a tail shaft to align with the bolt mounting hole on the cross beam body, wherein the alignment requirement can be met through multiple times of adjustment. After the bolt holes are aligned, the bolts, the nuts and the hard gaskets are installed, and the nuts are symmetrically screwed down by adopting a torque wrench. And finally, removing the inclined iron, installing the clamping bolt and the nut, and screwing each nut by adopting a torque wrench. The structure of the bearing support 4 and the cross beam body 5 connected together through the bolt 1, the nut 3 and the gasket 2 is shown in fig. 1.
The above-mentioned cross beam has the following drawbacks:
firstly, the installation is complicated, the centering difficulty is high, and the installation working hours are more consumed.
② the manufacturing cost is high. The bearing support is made of nodular cast iron, and 8 groups of bolts, nuts and hard gaskets are needed for fastening during installation.
And the beam has heavy weight, which results in heavy weight of the pumping unit.
Disclosure of Invention
Aiming at the defects, the invention provides the beam hanger of the pumping unit, which can quickly install the tail bearing seat assembly and the beam into a whole, can also quickly separate the beam from the tail bearing seat assembly, and is very convenient and fast to install and maintain.
The technical scheme is as follows: the utility model provides a beam hanger of pumping unit, beam hanger of pumping unit includes crossbeam connecting portion and tailshaft portion of holding, and crossbeam connecting portion and tailshaft portion of holding are even as an organic whole, and the internal surface of tailshaft portion of holding encloses into the chamber that holds that can hold the tailshaft and pass.
Through the design of beam hanger of pumping unit, directly hang the beam hanger on tail bearing seat assembly and accomplished the installation during the installation, it is very convenient.
Preferably, the beam hanger of the oil pumping unit is made by steel plate gas cutting blanking.
Preferably, a guide surface is provided at a lower end of an inner surface of the tail shaft accommodating portion, and a center a of the guide surface is located right below a center B of the inner surface.
Preferably, the beam hanger of the oil pumping unit is further provided with a limiting part, and the limiting part is located between the beam connecting part and the tail shaft accommodating part.
After the limiting part is arranged, when the pumping unit operates, the tail shaft can be limited in the accommodating cavity through the baffle and the connecting piece which are arranged in the middle.
Preferably, the inner surface of the limiting part consists of a vertical wall, an inclined wall and a groove, and the vertical wall is provided with a hole.
The invention also provides a beam of the oil pumping unit.
The technical scheme is as follows: the beam of the pumping unit comprises a beam main body, and further comprises two beam hooks mounted on the beam main body, and the beam hooks are the beam hooks of the pumping unit.
Preferably, the two beam hanger hooks of the pumping unit are welded on the beam main body.
Preferably, the crossbeam main part includes the roof, the first riser, the first swash plate, the bottom plate, the second swash plate, the second riser and the web, the roof is parallel with the bottom plate, the first riser is parallel with the second riser, first swash plate and second swash plate are each other symmetrical, the web is connected with the roof respectively, the first riser, the first swash plate, the bottom plate, the second swash plate, the second riser, the thickness neutral plane of web and roof, the central plane coincidence of bottom plate width direction, roof, bottom plate and web form an H type steel spare, the roof, the first riser, the first swash plate, the bottom plate, the second swash plate, second riser and web 24 enclose into the open-ended front space in the place ahead and the open-ended rear space in the back.
Preferably, more than 1 reinforcing member is further arranged in the space, and one end of each reinforcing member is connected with the top plate, and the other end of each reinforcing member is connected with the bottom plate.
The invention also provides an oil pumping unit.
The technical scheme is as follows: the utility model provides a beam-pumping unit, includes beam-pumping unit crossbeam and tail bearing assembly, and the tail bearing assembly includes the tailshaft, the beam-pumping unit crossbeam is foretell beam-pumping unit crossbeam, and two beam-pumping unit crossbeam couples are hung respectively at the both ends of tailshaft.
Preferably, the oil pumping unit further comprises a limiting baffle, and the limiting baffle is matched with the limiting part.
The invention also provides a method for conveniently and quickly installing and maintaining the oil pumping unit.
The technical scheme is as follows: the method for conveniently installing and maintaining the pumping unit adopts the pumping unit, a tail bearing assembly does not need to be detached from a walking beam and installed with a cross beam during installation, the cross beam is directly hung on the tail bearing seat assembly during installation, and a limit stop is fixed by a connecting piece.
The invention has the beneficial effects that:
the invention has the advantages of convenient installation, saving a large amount of installation time, labor and labor. When the pumping unit is installed and maintained in an oil field, the tail bearing assembly does not need to be detached from the walking beam and installed with the cross beam, the cross beam is directly hung on the tail bearing seat assembly, and the stop block is fixed by the bolts.
Drawings
FIG. 1 is a schematic diagram of the background art of the present invention;
FIG. 2 is a schematic diagram of a beam hanger structure of the pumping unit of the present invention;
FIG. 3 is a schematic side view of FIG. 2;
FIG. 4 is a schematic view of the overall structure of the beam of the pumping unit of the present invention;
FIG. 5 is a schematic view of the beam and tail bearing assembly of the pumping unit of the present invention;
FIG. 6 is a schematic side view of FIG. 5;
in fig. 2-6, a beam hanger 1 of the pumping unit, a tail shaft accommodating part 11, a beam connecting part 12, an inner surface 13, an accommodating cavity 14, a hole 15, a groove 16, a beam main body 2, a top plate 20, a first vertical plate 21, a first inclined plate 22, a bottom plate 23, a web 24, a second inclined plate 25, a second vertical plate 26, a front space 27, a reinforcement 28, a rear space 29, a tail bearing assembly 3, a tail shaft 31, a connecting part 4 and a limit baffle 5.
Detailed Description
The invention will be further explained with reference to the drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, or that are conventionally placed when the product of the present invention is used, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "open," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 2-3, fig. 2 is a schematic view of a beam hanger structure of a pumping unit according to the present invention, and fig. 3 is a schematic view of a side view of fig. 2.
The utility model provides a beam hanger 1 of beam-pumping unit, includes crossbeam connecting portion 12 and tailshaft portion of holding 11, and crossbeam connecting portion 12 and tailshaft portion of holding 11 link as an organic whole, and the internal surface 13 of tailshaft portion of holding 11 encloses into holding chamber 14 that can hold the tailshaft and pass. It should be understood that the receiving cavity 14 is sized to fit the tail shaft.
Further, in order to facilitate the hooking of the beam of the pumping unit to the tail shaft, a guide surface 17 is provided at the lower end of the inner surface 13, and the center a of the guide surface 17 is located at the lower right of the center B of the inner surface 13.
Further, in order to limit the tail shaft in the accommodating cavity 14, the beam hanger of the pumping unit is also provided with a limiting part. The stopper portion is located between the beam connecting portion 12 and the tail shaft accommodating portion 11.
Further, in a preferred embodiment of the present invention, the inner surface of the stopper portion is composed of a vertical wall, an inclined wall, and a groove 16, and the vertical wall is formed with a hole 15. The groove 16 is used for placing the baffle, the hole 15 is used for penetrating through a connecting piece, and the connecting piece can be a bolt or other connecting pieces.
Further, in a preferred embodiment of the invention, the beam hanger 1 of the oil pumping unit is made by steel plate gas cutting blanking, so that the cost is effectively reduced.
Based on the beam hanger 1 of the pumping unit, the invention also provides a beam of the pumping unit.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a beam of an oil pumping unit according to the present invention.
The utility model provides a beam-pumping unit crossbeam, includes crossbeam main part 2 and two beam-pumping unit crossbeam couples of installing on crossbeam main part 2, and beam-pumping unit crossbeam couple is foretell beam-pumping unit crossbeam couple 1.
Further, the two beam hanger hooks 1 of the pumping unit can be fixedly arranged on the beam main body 2 or detachably arranged on the beam main body 2, and in a preferred embodiment of the invention, in order to reduce the manufacturing cost, the two beam hanger hooks 1 of the pumping unit are arranged on the beam main body 2 in a welding mode.
Further, the beam main body 2 may be a beam in the background art, and may also be a beam in other pumping units.
Further, in a preferred embodiment of the present invention, the cross beam main body 2 includes a top plate 20, a first vertical plate 21, a first sloping plate 22, a bottom plate 23, a second sloping plate 25, a second vertical plate 26 and a web 24, the top plate 20 and the bottom plate 23 are parallel, the first vertical plate 21 and the second vertical plate 26 are parallel, the first sloping plate 22 and the second sloping plate 25 are symmetrical to each other, the web 24 is connected to the top plate 20, the first vertical plate 21, the first sloping plate 22, the bottom plate 23, the second sloping plate 25 and the second vertical plate 26 respectively, a thickness neutral plane of the web 24 is overlapped with a width-direction central plane of the top plate 20 and the bottom plate 23, the top plate 20, the bottom plate 23 and the web 24 form an H-shaped steel, and the top plate 20, the first vertical plate 21, the first sloping plate 22, the bottom plate 23, the second sloping plate 25, the second vertical plate 26 and the web 24 enclose a front space 27 opened in front and a rear space 29 opened. The beam main body 2 formed in this way not only saves materials, but also improves the utilization rate of the materials to the maximum extent. But also saves space, reduces self weight and improves the usability of the structure. More importantly, the bearing capacity of the structure is improved, and the structure is safer.
Further, in a preferred embodiment of the present invention, in order to increase the bearing capacity of the beam main body 2, more than 1 reinforcing member 28 is further disposed in the space 27, and each reinforcing member 28 is connected to the top plate 20 at one end and the bottom plate 23 at the other end.
Based on the beam of the pumping unit, the invention also provides the pumping unit.
Referring to fig. 5-6, fig. 5 is a schematic view of a beam and tail bearing assembly connection structure of a pumping unit according to the present invention, and fig. 6 is a side view of fig. 5.
The utility model provides a beam-pumping unit, includes beam-pumping unit crossbeam and tail bearing assembly 3, and tail bearing assembly 3 includes tail axle 31, and the beam-pumping unit crossbeam is foretell beam-pumping unit crossbeam, and beam-pumping unit crossbeam couple 1 hangs respectively at the both ends of tail axle 31.
Further, in a preferred embodiment of the present invention, the pumping unit further includes a limit baffle 5, the lower end of the limit baffle 5 is attached to the groove, the limit baffle 5 is provided with a connecting member hole, and the limit baffle 5 is fixed on the beam hanger 1 of the pumping unit through the connecting member 4. The connecting member 4 may be a bolt or other connecting members.
The beam and tail bearing assembly 3 of the pumping unit is very convenient to install, and when the pumping unit is installed and maintained in an oil field, the tail bearing assembly does not need to be disassembled from a walking beam and installed with the beam, the beam is directly hung on the tail bearing seat assembly, and the limit stop block is fixed by a bolt. Saves a large amount of installation time, labor and labor.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a beam-pumping unit crossbeam couple which characterized in that: beam-pumping unit crossbeam couple includes crossbeam connecting portion and tailshaft portion of holding, and crossbeam connecting portion and tailshaft portion of holding link as an organic wholely, and the internal surface of tailshaft portion of holding encloses into the chamber that holds that can hold the tailshaft and pass.
2. The beam-pumping unit beam hanger of claim 1, wherein: the beam hook of the oil pumping unit is a hook made by steel plate gas cutting blanking; or
The lower end of the inner surface of the tail shaft accommodating part is provided with a guide surface, and the center A of the guide surface is positioned at the lower right of the center B of the inner surface.
3. The beam-pumping unit beam hanger of claim 1, wherein: beam-pumping unit crossbeam couple still is provided with spacing portion, and spacing portion is located between crossbeam connecting portion and the tailshaft portion of holding.
4. The beam-pumping unit beam hanger of claim 3, wherein: the inner surface of the limiting part consists of a vertical wall, an inclined wall and a groove, and the vertical wall is provided with a hole.
5. The utility model provides a beam-pumping unit crossbeam, includes the crossbeam main part, its characterized in that: the beam of the pumping unit further comprises two beam hooks mounted on the beam main body, and the beam hooks of the pumping unit are the beam hooks of any one of claims 1 to 4.
6. The beam-pumping unit beam of claim 5, wherein: the two beam hanger hooks of the pumping unit are welded on the beam main body.
7. The beam-pumping unit beam of claim 5, wherein: the crossbeam main part includes the roof, the first riser, the first swash plate, the bottom plate, the second swash plate, second riser and web, roof and bottom plate are parallel, first riser and second riser are parallel, first swash plate and second swash plate are each other symmetrical, the web respectively with the roof, the first riser, the first swash plate, the bottom plate, the second swash plate, the second riser is connected, web thickness neutral plane and roof, the coincidence of the central plane of bottom plate width direction, the roof, bottom plate and web form an H shaped steel spare, the roof, the first riser, the first swash plate, the bottom plate, the second swash plate, second riser and web 24 enclose into the open-ended preceding space in place ahead and the open-ended rear space in rear.
8. The beam-pumping unit beam of claim 7, wherein: still be provided with more than 1 reinforcement in the space, each reinforcement one end is connected with the roof, and the other end is connected with the bottom plate.
9. The utility model provides a pumping unit, includes beam-pumping unit crossbeam and tail bearing assembly, and tail bearing assembly includes the tailshaft, its characterized in that: the beam of the pumping unit is the beam of the pumping unit as claimed in any one of claims 5 to 8, and two beam hooks of the pumping unit are respectively hung at two ends of the tail shaft; the preferable oil pumping unit further comprises a limiting baffle, and the limiting baffle is matched with the limiting part.
10. A method for convenient installation and maintenance of an oil pumping unit, which adopts the oil pumping unit as claimed in claim 9, the tail bearing assembly is not required to be detached from a walking beam and installed with a cross beam during installation, the cross beam is directly hung on the tail bearing seat assembly during installation, and a limit stop is fixed by a connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010696788.XA CN111720099A (en) | 2020-07-20 | 2020-07-20 | Beam pumping unit beam structure convenient to install and installation and maintenance method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010696788.XA CN111720099A (en) | 2020-07-20 | 2020-07-20 | Beam pumping unit beam structure convenient to install and installation and maintenance method |
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| CN111720099A true CN111720099A (en) | 2020-09-29 |
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| CN202010696788.XA Pending CN111720099A (en) | 2020-07-20 | 2020-07-20 | Beam pumping unit beam structure convenient to install and installation and maintenance method |
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