CN110778283A - Wellhead deviation rectifying and adjusting device of oil pumping unit - Google Patents
Wellhead deviation rectifying and adjusting device of oil pumping unit Download PDFInfo
- Publication number
- CN110778283A CN110778283A CN201910922635.XA CN201910922635A CN110778283A CN 110778283 A CN110778283 A CN 110778283A CN 201910922635 A CN201910922635 A CN 201910922635A CN 110778283 A CN110778283 A CN 110778283A
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- rod
- packing
- sleeved
- adjusting
- pumping unit
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- 238000005086 pumping Methods 0.000 title claims abstract description 23
- 238000012856 packing Methods 0.000 claims abstract description 83
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 17
- 239000003381 stabilizer Substances 0.000 claims description 17
- 239000003921 oil Substances 0.000 claims description 14
- 238000003825 pressing Methods 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 9
- 230000008859 change Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000000605 extraction Methods 0.000 abstract description 2
- 238000007790 scraping Methods 0.000 description 6
- 238000012937 correction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1071—Wear protectors; Centralising devices, e.g. stabilisers specially adapted for pump rods, e.g. sucker rods
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1085—Wear protectors; Blast joints; Hard facing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a wellhead deviation rectifying and adjusting device of a pumping unit, and particularly relates to the field of oil extraction equipment. The device can be obtained according to deviation values appearing on the scales, the adjusting rod is moved and fixed for one-time fixation, and then the fastening screw cap is rotated, so that when the stabilizing rod and the clamping rod are kept in a vertical state, the polished rod is corrected at the moment, the device does not need to change the whole packing box due to excessive abrasion, the whole packing box replacing cost is greatly reduced, and the environmental protection performance of the device is improved.
Description
Technical Field
The invention relates to the technical field of oil extraction equipment, in particular to a wellhead deviation rectifying and adjusting device of an oil pumping unit.
Background
At present, the pumping units in oil fields mostly adopt sucker rod pumping units, such as beam pumping units, which need to adopt a polish rod to perform up-and-down reciprocating motion at a wellhead to extract crude oil from the underground to the ground, and the polish rod needs to be contacted with a packing to realize sealing in the pumping process, and due to various reasons such as equipment installation, underground shaking, mechanical abrasion and the like, the polish rod of a pumping well can generate horizontal deviation and angular deviation, and further generate eccentric wear on the packing, so that the service life of the packing is greatly reduced, the normal production of the oil well is greatly influenced, and currently, various oil fields aim at the problems, and the correction of the oil well is performed by using a correction disc fixed outside a packing box.
The main effect of current packing box is to reduce the wearing and tearing of hindering between polished rod and the mounting, has increased the life of polished rod, but in case the polished rod deviation appears, the packing box is difficult to at all to the polished rod and corrects, can only pass through the packing box of more renew to the adjustment of follow-up polished rod, and such adjustment mode, the operation degree of difficulty is high, wholly controls with high costs, and the practicality is poor.
Therefore, it is desirable to provide a device for correcting and adjusting the wellhead of the pumping unit.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a wellhead deviation rectifying and adjusting device for a pumping unit, which can obtain a deviation value according to a scale, and then fix the deviation value by moving an adjusting rod, and then rotate a fastening nut to make a stabilizing rod and a clamping rod maintain a vertical state, so that a polished rod is corrected at this time, and the device does not need to change the whole packing box due to excessive wear, thereby greatly reducing the cost of replacing the whole packing box, increasing the environmental protection of the device, and solving the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a wellhead deviation rectifying and adjusting device of a pumping unit comprises a polished rod, wherein a first packing is sleeved on an external silicon ingot of the polished rod, a packing pressing cap positioned at the top of the polished rod is fixedly sleeved on the top of the first packing, a force applying rod is fixedly installed on each of the left side and the right side of the packing pressing cap, a second packing is sleeved on the external fixed sleeve of the polished rod, packing boxes are fixedly installed on the external fixed sleeves of the first packing and the second packing, an adjusting groove is formed in the side surface between the first packing and the second packing, a shell is fixedly installed at the bottom of the side surface of the packing pressing cap, a rotating rod is sleeved on the side surface of the shell in a threaded manner, a torsion block is fixedly installed at the end part of the rotating rod, a fastening nut is sleeved on the external thread of the rotating rod, the other end of the rotating rod extends to the inside of the shell, the other end of the sleeve, the utility model discloses a packing rod, including packing box, set box, stabilizer bar, clamping bar, set box, stabilizer bar, set box.
In a preferred embodiment, a balance bar is fixedly mounted on each of the upper side and the lower side of the loop bar, a balance wheel is fixedly mounted on the other end of the balance bar, and the other end of the balance wheel is in rolling connection with the inner wall of the shell.
In a preferred embodiment, the sleeve rod is movably sleeved with a stabilizing spring, and the left end and the right end of the stabilizing spring are fixedly connected with the side surface of the packing gland and the side surface of the balance rod respectively.
In a preferred embodiment, the thin rod is movably sleeved with a locking spring, and the upper end and the lower end of the locking spring are fixedly connected with the bottom surface of the stabilizing rod and the bottom surface of the inner cavity of the positioning sleeve rod respectively.
In a preferred embodiment, the other end of the adjusting rod extends to the outside of the positioning sleeve rod and is sleeved with a finger needle sleeve in a threaded manner, and the front surface of the positioning sleeve rod is provided with a limit groove matched with the adjusting rod.
In a preferred embodiment, a first scraping part is fixedly installed on the bottom surface of the clamping rod, a second scraping part is fixedly installed on the side surface of the stabilizing rod, and two ends of the balance tension spring are respectively matched with the first scraping part and the second scraping part.
In a preferred embodiment, the bottom of the packing box is provided with a clamping groove, and the end part of the bias adjusting cap is fixedly clamped inside the clamping groove.
In a preferred embodiment, the inner ring of the bias-adjusting cap is fixedly sleeved with the top of the connecting piece, and the inner ring of the connecting piece is fixedly sleeved with the bottom of the polish rod.
In a preferred embodiment, the front surface of the positioning sleeve rod is provided with a scale matched with the pointer sleeve.
The invention has the technical effects and advantages that:
1. the balance tension spring is arranged, so that slight abrasion errors of the polish rod can be quickly protected, the deviation of the polish rod caused by slight abrasion is avoided, the subsequent abrasion rate is reduced, the service life of the whole device is ensured, and the safety of the device is greatly improved;
2. the device can be obtained according to deviation values appearing on the scales, the adjusting rod is moved and fixed for one-time fixation, and then the fastening screw cap is rotated, so that when the stabilizing rod and the clamping rod are kept in a vertical state, the polished rod is corrected at the moment, the device does not need to change the whole packing box due to excessive abrasion, the whole packing box replacing cost is greatly reduced, and the environmental protection performance of the device is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the internal structure of the housing of the present invention.
Fig. 3 is a schematic view of the internal structure of the positioning loop bar of the present invention.
Fig. 4 is a schematic structural diagram of fig. 1 at a according to the present invention.
Fig. 5 is a schematic structural diagram at B of fig. 1 according to the present invention.
Fig. 6 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 7 is a schematic structural diagram at C of fig. 6 according to the present invention.
The reference signs are: 1. a polish rod; 2. packing pressing cap; 3. a stressing rod; 4. a first packing; 5. a second packing; 6. an adjustment groove; 7. a housing; 8. a rotating rod; 9. fastening a nut; 10. twisting the block; 11. a loop bar; 12. a balancing pole; 13. a balance wheel; 14. a stabilizing spring; 15. a deviation rectifying wheel; 16. a packing box; 17. a stabilizer bar; 18. a clamping bar; 19. a first scraper; 20. a second scraper; 21. a balance tension spring; 22. a rotating shaft; 23. adjusting a bias cap; 24. a connecting member; 25. positioning the loop bar; 26. a thin rod; 27. a locking spring; 28. an adjusting lever; 29. a finger-stall; 30. a limiting groove; 31. calibration; 32. a rubber sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1-5, a wellhead deviation rectifying and adjusting device of a pumping unit comprises a polished rod 1, a first packing 4 is sleeved on an external silicon ingot of the polished rod 1, a packing pressing cap 2 positioned at the top of the polished rod 1 is fixedly sleeved on the top of the first packing 4, a force applying rod 3 is fixedly installed on each of the left side and the right side of the packing pressing cap 2, a second packing 5 is sleeved on the external fixing cap of the polished rod 1, a packing box 16 is installed on the external fixing caps of the first packing 4 and the second packing 5, an adjusting groove 6 is formed on the side between the first packing 4 and the second packing 5, a shell 7 is fixedly installed on the bottom of the side of the packing pressing cap 2, a rotating rod 8 is sleeved on the side thread of the shell 7, a torsion block 10 is fixedly installed on the end of the rotating rod 8, a fastening nut 9 is sleeved on the external thread of the rotating rod 8, the other end of the rotating rod 8 extends to the inside of the shell 7, and the other end of The packing box is characterized in that a deviation rectifying wheel 15 is fixedly installed inside the packing box, the outer surface of the deviation rectifying wheel 15 is in friction connection with the surface of the polished rod 1, a deviation adjusting cap 23 is fixedly sleeved at the bottom of the packing box 16, a connecting piece 24 is fixedly sleeved at the bottom of the deviation adjusting cap 23, a positioning loop bar 25 is fixedly installed at the top of the deviation adjusting cap 23, a thin bar 26 is fixedly installed at the bottom of the inner cavity of the positioning loop bar 25, a stabilizer bar 17 is movably sleeved at the other end of the thin bar 26, an adjusting bar 28 positioned inside the positioning loop bar 25 is fixedly installed at the front of the stabilizer bar 17, the top of the stabilizer bar 17 is in transmission connection with a clamping bar 18 through a rotating shaft 22, the bottom surface of the clamping bar 18 is in transmission connection with the side surface of the stabilizer bar 17 through a balance tension spring 21, and the other end of the clamping bar 18 extends into;
the upper side and the lower side of the loop bar 11 are both fixedly provided with a balance bar 12, the other end of the balance bar 12 is fixedly provided with a balance wheel 13, the other end of the balance wheel 13 is in rolling connection with the inner wall of the shell 7, the outer part of the loop bar 11 is movably sleeved with a stabilizing spring 14, the left end and the right end of the stabilizing spring 14 are respectively fixedly connected with the side surface of the packing press cap 2 and the side surface of the balance bar 12, the outer part of the thin bar 26 is movably sleeved with a locking spring 27, the upper end and the lower end of the locking spring 27 are respectively fixedly connected with the bottom surface of the stabilizer bar 17 and the bottom surface of the inner cavity of the positioning loop bar 25, the other end of the adjusting bar 28 extends to the outer part of the positioning loop bar 25 and is sleeved with a finger sleeve 29 by screw threads, the front surface of the positioning loop bar 25 is provided with a limit groove 30 matched with the adjusting bar 28, the bottom surface of the clamping bar, the both ends of extension spring 21 scrape a 19 and second respectively with first scraping 20 looks adaptations, the joint groove has been seted up to the bottom of packing box 16, the fixed joint of tip of accent bias cap 23 is inside the joint inslot, the fixed suit in top of the inner circle of accent bias cap 23 and connecting piece 24, the fixed suit in bottom of the inner circle of connecting piece 24 and polished rod 1, the front of location loop bar 25 is seted up the scale 31 with pointer cover 29 looks adaptations.
The specific implementation mode is as follows: the balance tension spring 21 can quickly protect slight abrasion errors of the polished rod 1, so that the deviation of the polished rod 1 caused by slight abrasion is avoided, the subsequent abrasion rate is reduced, the service life of the whole device is ensured, and the safety of the device is greatly improved; can follow the deviation numerical value that appears on the scale 31 and reachd, then fix once through removing adjusting lever 28 and fixed, through rotating fastening nut 9 after that for when stabilizer bar 17 and clamping bar 18 keep the vertical state, accomplish the correction of focusing on light pole 1 this moment promptly, make the device need not be because wearing and tearing are too big and more change whole packing box 16, very big reduction the whole cost of changing packing box 16, increased the device's feature of environmental protection.
Example 2
The wellhead deviation rectifying and adjusting device of the oil pumping unit comprises a polished rod 1, a first packing 4 is sleeved on an external silicon ingot of the polished rod 1, a packing pressing cap 2 positioned at the top of the polished rod 1 is fixedly sleeved on the top of the first packing 4, a force applying rod 3 is fixedly mounted on the left side and the right side of the packing pressing cap 2, a second packing 5 is sleeved on the external fixing cap of the polished rod 1, a packing box 16 is mounted on the external fixing cap of the first packing 4 and the second packing 5, an adjusting groove 6 is formed in the side between the first packing 4 and the second packing 5, a shell 7 is fixedly mounted at the bottom of the side of the packing pressing cap 2, a rotating rod 8 is sleeved on the side thread of the shell 7, a torsion block 10 is fixedly mounted at the end of the rotating rod 8, a fastening nut 9 is sleeved on the external thread of the rotating rod 8, the other end of the rotating rod 8 extends to the inside of the shell 7, the other end of a sleeve rod 11 is fixedly mounted at the other end The packing box is fixedly provided with a deviation rectifying wheel 15, the outer surface of the deviation rectifying wheel 15 is in friction connection with the surface of the polished rod 1, the bottom of the packing box 16 is fixedly sleeved with a deviation adjusting cap 23, the bottom of the deviation adjusting cap 23 is fixedly sleeved with a connecting piece 24, the top of the deviation adjusting cap 23 is fixedly provided with a positioning loop bar 25, the bottom surface of the inner cavity of the positioning loop bar 25 is fixedly provided with a thin bar 26, the other end of the thin bar 26 is movably sleeved with a stabilizer bar 17, the front of the stabilizer bar 17 is fixedly provided with an adjusting bar 28 positioned in the positioning loop bar 25, the top of the stabilizer bar 17 is in transmission connection with a clamping bar 18 through a rotating shaft 22, the bottom surface of the clamping bar 18 is in transmission connection with the side surface of the stabilizer bar 17 through a balance tension spring 21, and the other end of the clamping bar 18 extends into the second packing 5 and;
the upper side and the lower side of the loop bar 11 are both fixedly provided with a balance bar 12, the other end of the balance bar 12 is fixedly provided with a balance wheel 13, the other end of the balance wheel 13 is in rolling connection with the inner wall of the shell 7, the outer part of the loop bar 11 is movably sleeved with a rubber sleeve 32 positioned in the shell 7, the end part of the rubber sleeve 32 is fixedly connected with the side surface of the balance bar 12, the outer part of the thin bar 26 is movably sleeved with a locking spring 27, the upper end and the lower end of the locking spring 27 are respectively fixedly connected with the bottom surface of the stabilizer bar 17 and the bottom surface of the inner cavity of the positioning loop bar 25, the other end of the adjusting bar 28 extends to the outer part of the positioning loop bar 25 and is sleeved with a thimble sleeve 29 by screw threads, the front surface of the positioning loop bar 25 is provided with a limit groove 30 matched with the adjusting bar 28, the bottom surface of the clamping bar 18 is fixedly provided with, the both ends of extension spring 21 scrape a 19 and second respectively with first scraping 20 looks adaptations, the joint groove has been seted up to the bottom of packing box 16, the fixed joint of tip of accent bias cap 23 is inside the joint inslot, the fixed suit in top of the inner circle of accent bias cap 23 and connecting piece 24, the fixed suit in bottom of the inner circle of connecting piece 24 and polished rod 1, the front of location loop bar 25 is seted up the scale 31 with pointer cover 29 looks adaptations.
The specific implementation mode is as follows: the difference from embodiment 1 is that the stabilizing spring 14 is replaced by the rubber sleeve 32, and the rubber sleeve 32 also has the advantages of shock absorption, easy adjustment and stability, and low manufacturing cost.
The working principle of the invention is as follows:
at first install the device, then normal use the device, whole polished rod 1 is taken out from top to bottom this moment, long-time operation back, whole polished rod 1 and first packing 4, wearing and tearing will appear between second packing 5 and the adjustment tank 6, utilize slight wear error that balanced extension spring 21 can protect polished rod 1 to appear fast this moment, when live time overlength, when the degree of wear is big, can reach according to the deviation numerical value that appears on scale 31, then fix once through removing adjusting lever 28 and fixing, after that through rotating fastening nut 9, when making stabilizer bar 17 and clamping bar 18 keep the vertical state, accomplish the correction to polished rod 1 this moment promptly.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (9)
1. The utility model provides an adjusting device rectifies at beam-pumping unit well head, includes polished rod (1), its characterized in that: the packing press-fit device is characterized in that a first packing (4) is sleeved on an external silicon ingot of the polished rod (1), a packing press cap (2) positioned at the top of the polished rod (1) is fixedly sleeved on the top of the first packing (4), a force applying rod (3) is fixedly installed on the left side and the right side of the packing press cap (2), a second packing (5) is fixedly sleeved on the outside of the polished rod (1), packing boxes (16) are fixedly sleeved on the outside of the first packing (4) and the outside of the second packing (5), an adjusting groove (6) is formed in the side between the first packing (4) and the second packing (5), a shell (7) is fixedly installed at the bottom of the side of the packing press cap (2), a rotating rod (8) is sleeved on a side thread of the shell (7), a twisting block (10) is fixedly installed at the end part of the rotating rod (8), a fastening nut (9) is sleeved on an external thread of, the other end of the rotating rod (8) extends to the inside of the shell (7), the other end of the rotating rod (8) is fixedly provided with a loop bar (11), the other end of the rotating rod extends to the inside of the adjusting groove (6), the other end of the rotating rod is fixedly provided with a deflection correcting wheel (15), the outer surface of the deflection correcting wheel (15) is connected with the surface friction of the polished rod (1), the bottom of the packing box (16) is fixedly sleeved with a deflection correcting cap (23), the bottom of the deflection correcting cap (23) is fixedly sleeved with a connecting piece (24), the top of the deflection correcting cap (23) is fixedly provided with a positioning loop bar (25), the bottom of the inner cavity of the positioning loop bar (25) is fixedly provided with a thin rod (26), the other end of the thin rod (26) is movably sleeved with a stabilizing rod (17), the front of the stabilizing rod (17) is fixedly provided with an adjusting rod (28) positioned inside the positioning loop bar (25), the top of the stabilizing rod (, the bottom surface of the clamping rod (18) is in transmission connection with the side surface of the stabilizing rod (17) through a balance tension spring (21), and the other end of the clamping rod (18) extends to the inside of the second packing (5) and is in friction connection with the outer side of the polished rod (1).
2. The wellhead deviation rectifying and adjusting device of the oil pumping unit according to claim 1, characterized in that: the upper side and the lower side of the loop bar (11) are fixedly provided with balance bars (12), the other ends of the balance bars (12) are fixedly provided with balance wheels (13), and the other ends of the balance wheels (13) are in rolling connection with the inner wall of the shell (7).
3. The wellhead deviation rectifying and adjusting device of the oil pumping unit according to claim 1, characterized in that: the outer portion of the sleeve rod (11) is movably sleeved with a stabilizing spring (14), and the left end and the right end of the stabilizing spring (14) are fixedly connected with the side face of the packing pressing cap (2) and the side face of the balancing rod (12) respectively.
4. The wellhead deviation rectifying and adjusting device of the oil pumping unit according to claim 1, characterized in that: the outside activity cover of pin (26) is equipped with locking spring (27), the upper and lower both ends of locking spring (27) respectively with the bottom surface of stabilizer bar (17) and the bottom surface fixed connection of location loop bar (25) inner chamber.
5. The wellhead deviation rectifying and adjusting device of the oil pumping unit according to claim 1, characterized in that: the other end of the adjusting rod (28) extends to the outside of the positioning sleeve rod (25) and is sleeved with a finger needle sleeve (29) in a threaded manner, and the front surface of the positioning sleeve rod (25) is provided with a limiting groove (30) matched with the adjusting rod (28).
6. The wellhead deviation rectifying and adjusting device of the oil pumping unit according to claim 1, characterized in that: the bottom surface fixed mounting of clamping bar (18) has first scraper (19), the side fixed mounting of stabilizer bar (17) has the second scraper (20), the both ends of balance extension spring (21) scrape piece (20) looks adaptation with first scraper (19) and second respectively.
7. The wellhead deviation rectifying and adjusting device of the oil pumping unit according to claim 1, characterized in that: the bottom of the packing box (16) is provided with a clamping groove, and the end part of the bias adjusting cap (23) is fixedly clamped in the clamping groove.
8. The wellhead deviation rectifying and adjusting device of the oil pumping unit according to claim 1, characterized in that: the inner ring of the bias-adjusting cap (23) is fixedly sleeved with the top of the connecting piece (24), and the inner ring of the connecting piece (24) is fixedly sleeved with the bottom of the polish rod (1).
9. The wellhead deviation rectifying and adjusting device of the oil pumping unit according to claim 1, characterized in that: the front of the positioning sleeve rod (25) is provided with scales (31) matched with the finger needle sleeve (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910922635.XA CN110778283B (en) | 2019-09-27 | 2019-09-27 | Wellhead deviation rectifying and adjusting device of oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910922635.XA CN110778283B (en) | 2019-09-27 | 2019-09-27 | Wellhead deviation rectifying and adjusting device of oil pumping unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110778283A true CN110778283A (en) | 2020-02-11 |
| CN110778283B CN110778283B (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910922635.XA Expired - Fee Related CN110778283B (en) | 2019-09-27 | 2019-09-27 | Wellhead deviation rectifying and adjusting device of oil pumping unit |
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|---|---|
| CN (1) | CN110778283B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031694A (en) * | 2020-11-06 | 2020-12-04 | 东营同博石油电子仪器有限公司 | Polish rod sealer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4907650A (en) * | 1987-07-24 | 1990-03-13 | Double E, Inc. | Wellhead with safety valve for pumping well |
| CN201218071Y (en) * | 2008-07-03 | 2009-04-08 | 李寅东 | Dynamic correcting polished rod sealer |
| CN202767935U (en) * | 2012-09-28 | 2013-03-06 | 大庆润欣石化科技有限公司 | Automatic blowout-prevention deviation-adjusting packer |
| CN104747114A (en) * | 2015-02-13 | 2015-07-01 | 大庆润欣石化科技有限公司 | Synchronization wellhead adjusting and sealing device |
| CN208900067U (en) * | 2018-10-22 | 2019-05-24 | 路冬冬 | Oil pumping machine well head packing box deviation correcting device |
-
2019
- 2019-09-27 CN CN201910922635.XA patent/CN110778283B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4907650A (en) * | 1987-07-24 | 1990-03-13 | Double E, Inc. | Wellhead with safety valve for pumping well |
| CN201218071Y (en) * | 2008-07-03 | 2009-04-08 | 李寅东 | Dynamic correcting polished rod sealer |
| CN202767935U (en) * | 2012-09-28 | 2013-03-06 | 大庆润欣石化科技有限公司 | Automatic blowout-prevention deviation-adjusting packer |
| CN104747114A (en) * | 2015-02-13 | 2015-07-01 | 大庆润欣石化科技有限公司 | Synchronization wellhead adjusting and sealing device |
| CN208900067U (en) * | 2018-10-22 | 2019-05-24 | 路冬冬 | Oil pumping machine well head packing box deviation correcting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031694A (en) * | 2020-11-06 | 2020-12-04 | 东营同博石油电子仪器有限公司 | Polish rod sealer |
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| CN110778283B (en) | 2021-09-21 |
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