CN110454095A - A kind of buckle-type nylon oil pumping rod centering device - Google Patents
A kind of buckle-type nylon oil pumping rod centering device Download PDFInfo
- Publication number
- CN110454095A CN110454095A CN201910861797.7A CN201910861797A CN110454095A CN 110454095 A CN110454095 A CN 110454095A CN 201910861797 A CN201910861797 A CN 201910861797A CN 110454095 A CN110454095 A CN 110454095A
- Authority
- CN
- China
- Prior art keywords
- expansion plate
- interior expansion
- righting
- slips
- stationary plates
- 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.)
- Granted
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 21
- 239000004677 Nylon Substances 0.000 title claims abstract description 18
- 229920001778 nylon Polymers 0.000 title claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 16
- 230000001105 regulatory effect Effects 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 239000003129 oil well Substances 0.000 abstract description 13
- 238000010276 construction Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to technical field of oil production engineering, and disclose a kind of buckle-type nylon oil pumping rod centering device, including righting slips, the left side fixation of righting slips outer surface is connected with upper end, the right side of righting slips outer surface is connected with lower end by upper lower baffle ring, the middle part fixing sleeve of righting slips outer surface is connected to protective device, and protective device includes glue wing sleeve, and the outer surface of glue wing sleeve is fixedly connected with interior expansion plate.The buckle-type nylon oil pumping rod centering device, by way of between outer stationary plates and interior expansion plate in league with connection, and it is limited by position of the regulating rod to outer stationary plates, when outer stationary plates and operation oil well collide, the impact force that outer stationary plates are subject to be greater than at this time its receive the elastic force on the outside of pressure spring phase and the effect internally moved, outer stationary plates are avoided to wear because of the collision of operation oil well, to ensure that tube rod smoothly can carry out underground work, the success rate of underground construction operation is improved.
Description
Technical field
The present invention relates to technical field of oil production engineering, specially a kind of buckle-type nylon oil pumping rod centering device.
Background technique
Oil pumping rod centering device is anti-pumpingh well eccentric wear downhole tool, suitable for the rod-pumped well of eccentric wear, is particularly suitable for taking out
The rod-pumped well and deviated directional drilling of the above eccentric wear of the beam hanger point of neutralization, the sucker rod point of neutralization with the nylon on the oil pumping body of rod hereinafter, help
Positive device matches.
The glue wing cylinder of existing oil pumping rod centering device is generally fixedly attached to the outer surface of righting slips, works as oil pumping rod centering device
When colliding with operation oil well, collision due to operation oil well inner wall to centralizer, easily to being made on the outside of oil pumping rod centering device
At abrasion, it is unfavorable for the normal operation of oil field well work, thus it is proposed that a kind of buckle-type nylon oil pumping rod centering device.
Summary of the invention
The present invention provides a kind of buckle-type nylon oil pumping rod centering device, has and ensure that tube rod smoothly can carry out underground
Work improves the advantages of underground construction operates success rate, solves the problems, such as to be previously mentioned in background technique.
Be achieved in order to achieve the above object, the present invention provides the following technical solutions: a kind of buckle-type nylon sucker rod is helped
The left side fixation of positive device, including righting slips, righting slips outer surface is connected with upper end, righting slips outer surface
Right side lower end is connected with by upper lower baffle ring, the middle part fixing sleeve of righting slips outer surface is connected to protective device, institute
Stating protective device includes glue wing sleeve, and the outer surface of the glue wing sleeve is fixedly connected with interior expansion plate, the interior expansion plate
Be internally provided with outer stationary plates, the quantity of the interior expansion plate is three, between three interior expansion plates are adjacent two-by-two
Spacing is equal, and it is adjacent two-by-two between interior expansion plate with righting slips to be formed with the line in the same vertical cross section center of circle
Angle be 120 degree, the bottom of the outer stationary plates is fixedly connected with regulating rod, and the regulating rod is in corresponding
The outer surface of expansion plate and the inside for extending to interior expansion plate, the regulating rod is connect with the internal activity of interior expansion plate, described
The internal activity of interior expansion plate is socketed with pressure spring, and the top of the pressure spring is fixedly connected with the bottom of regulating rod, the pressure spring
Bottom end is fixedly connected with the bottom of interior expansion plate inner wall.
Optionally, the left and right sides of the interior expansion plate offers vertical channel, and two vertical channels in correspondence to stretch
The middle line of the vertical direction of contracting plate is that symmetry axis is symmetrical.
Optionally, card cylinder is fixedly connected on the left of the outer stationary plates inner wall, the inside of the card cylinder is stretched by elasticity
Contracting component is fixedly connected with fixed link, and the left end of the fixed link runs through card cylinder and extends to the left side of card cylinder, the fixed link
Outer surface connect with the internal activity of card cylinder.
Optionally, the internal activity of the vertical channel is socketed with transverse bar, and the right end of the transverse bar runs through interior expansion plate
And the right side of interior expansion plate is extended to, it is fixedly connected on the left of the right end of the transverse bar and corresponding fixed link.
The present invention provides a kind of buckle-type nylon oil pumping rod centering device, have it is following the utility model has the advantages that
1, the buckle-type nylon oil pumping rod centering device, by way of between outer stationary plates and interior expansion plate in league with connection,
And limited by position of the regulating rod to outer stationary plates, when outer stationary plates collide with operation oil well, outer stationary plates
The impact force being subject to be greater than at this time its receive the elastic force on the outside of pressure spring phase and the effect internally moved, avoid outer stationary plates because making
The collision of industry oil well and wear, thus ensure tube rod can smoothly carry out underground work, improve underground construction operation
Success rate.
2, the buckle-type nylon oil pumping rod centering device, determines the separate of straight line using 3 points, by by righting slips,
Upper end is fixed with corresponding oil pipe be clamped respectively, it is ensured that the center of circle of the cross section of two oil pipes of connection and righting slips are transversal
The center of circle in face is located along the same line, by determining that top oil pipe, being capable of limited mitigation oil pipe not with operation oil well run-off the straight
The damage of screw thread extends the construction quality during the service life guarantee oil well well workover of oil pipe.
Detailed description of the invention
Fig. 1 is positive structure schematic of the invention；
Fig. 2 is protective device partial enlargement diagram of the invention；
Fig. 3 is enlarged diagram at the A in Fig. 2；
Fig. 4 is enlarged diagram at the B in Fig. 2；
Fig. 5 is guard sideways schematic diagram of the invention.
In figure: 1, righting slips；2, upper end；3, lower end；4, protective device；41, glue wing sleeve；42, interior expansion plate；
43, outer stationary plates；5, transverse bar；6, vertical channel；7, card cylinder；8, fixed link；9, elastic flexible component；10, pressure spring；11, regulate and control
Bar.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-5, a kind of buckle-type nylon oil pumping rod centering device, including righting slips 1,1 outer surface of righting slips
Left side fixation be connected with upper end 2, the right side of 1 outer surface of righting slips is connected with lower end 3 by upper lower baffle ring, pass through by
Righting slips 1, upper end 2 respectively with corresponding oil pipe is fixed is clamped, it is ensured that the center of circle of the cross section of two oil pipes of connection with
The center of circle of 1 cross section of righting slips is located along the same line, by determining that top oil pipe, can not with operation oil well run-off the straight
The damage of limited mitigation tubing round thread extends the construction quality during the service life guarantee oil well well workover of oil pipe, righting card
The middle part fixing sleeve of watt 1 outer surface is connected to protective device 4, and protective device 4 includes glue wing sleeve 41, the appearance of glue wing sleeve 41
Face is fixedly connected with interior expansion plate 42, and interior expansion plate 42 is internally provided with outer stationary plates 43, and the quantity of interior expansion plate 42 is three
A, the spacing between three interior expansion plates 42 are adjacent two-by-two is equal, and it is adjacent two-by-two between interior expansion plate 42 and righting slips 1
It is 120 degree to be formed by angle with the line in the same vertical cross section center of circle, interior expansion plate 42 is located at packer
Outside, it is possible to reduce the borehole wall extends the service life of packer to the frictionally damage of packing element.
Wherein, the bottom of outer stationary plates 43 is fixedly connected with regulating rod 11, and regulating rod 11 runs through corresponding interior expansion plate 42 simultaneously
The inside of interior expansion plate 42 is extended to, the outer surface of regulating rod 11 is connect with the internal activity of interior expansion plate 42, passes through regulating rod
The position of 11 pairs of outer stationary plates 43 limits, when outer stationary plates 43 collide with operation oil well, in 43 phase of outer stationary plates
Side is shunk, and ensures that pipeline smoothly can carry out underground work.
Wherein, the internal activity of interior expansion plate 42 is socketed with pressure spring 10, and the top of pressure spring 10 and the bottom of regulating rod 11 are solid
Fixed connection, the bottom end of pressure spring 10 are fixedly connected with the bottom of interior 42 inner wall of expansion plate, pass through outer stationary plates 43 and interior expansion plate 42
Between in league with connection mode, the impact force that outer stationary plates 43 are subject to be greater than at this time its receive the elastic force on the outside of 10 phase of pressure spring and to
The mobile effect in inside, avoids outer stationary plates 43 from wearing because of the collision of operation oil well.
Wherein, the left and right sides of interior expansion plate 42 offers vertical channel 6, and two vertical channels 6 are with corresponding interior expansion plate 42
The middle line of vertical direction be that symmetry axis is symmetrical, ensure that the transverse bar 5 of two 6 internal activities of vertical channel socket is externally fixed
The position of plate 43 is limited, and outer stationary plates 43 and interior expansion plate 42 is avoided to generate abrasion.
Wherein, card cylinder 7 is fixedly connected on the left of 43 inner wall of outer stationary plates, the inside of card cylinder 7 passes through elastic flexible component 9
Be fixedly connected with fixed link 8, the left end of fixed link 8 is through card cylinder 7 and extends to the left side of card cylinder 7, the outer surface of fixed link 8 with
The internal activity of card cylinder 7 connects.
Wherein, the internal activity of vertical channel 6 is socketed with transverse bar 5, and the right end of transverse bar 5 through interior expansion plate 42 and extends
To the right side of interior expansion plate 42, the right end of transverse bar 5 is fixedly connected with the left side of corresponding fixed link 8.
Work step, first staff are connected by the left side of upper end 2 with the right end of upper oil pipe, and lower end is passed through
3 right side is connect with the right side of lower oil pipe, and upper end 2 and lower end 3 respectively with the left and right ends fixed thread of righting slips 1
Connection, and keep the circle with the cross section center of circle of 3 connected pipes of upper end 2 and lower end and 1 cross circular section of righting slips respectively
Line between the heart is located on the same line, in the mistake for being inserted into operation oil well by this kind of buckle-type nylon oil pumping rod centering device
Cheng Zhong is fixedly connected between interior expansion plate 42 and outer stationary plates 43 indirectly by pressure spring 10, when outer stationary plates 43 are by operation well
When inner wall collides, operation well inner wall pushes outer stationary plates 43 to the impact force of outer stationary plates 43 and moves inward, and reduces centralizer
Abrasion.
Claims (4)
1. a kind of buckle-type nylon oil pumping rod centering device, including righting slips (1), it is characterised in that: the righting slips (1) is outside
The left side fixation on surface is connected with upper end (2), and the right side of righting slips (1) outer surface is connected with down by upper lower baffle ring
The middle part fixing sleeve of end (3), righting slips (1) outer surface is connected to protective device (4), and the protective device (4) includes
There is glue wing sleeve (41), the outer surface of the glue wing sleeve (41) is fixedly connected with interior expansion plate (42), the interior expansion plate
(42) be internally provided with outer stationary plates (43), the quantity of the interior expansion plate (42) are three, three interior expansion plates
(42) spacing between adjacent two-by-two is equal, and it is adjacent two-by-two between interior expansion plate (42) and righting slips (1) be with it is same
It is 120 degree that the line in the vertical cross section center of circle, which is formed by angle,；The bottom of the outer stationary plates (43) is fixedly connected
Have regulating rod (11), the regulating rod (11) runs through corresponding interior expansion plate (42) and extends to the inside of interior expansion plate (42), institute
The outer surface for stating regulating rod (11) is connect with the internal activity of interior expansion plate (42)；The internal activity set of the interior expansion plate (42)
It is connected to pressure spring (10), the top of the pressure spring (10) is fixedly connected with the bottom of regulating rod (11), the bottom end of the pressure spring (10)
It is fixedly connected with the bottom of interior expansion plate (42) inner wall.
2. a kind of buckle-type nylon oil pumping rod centering device according to claim 1, it is characterised in that: the interior expansion plate
(42) the left and right sides offers vertical channel (6), and two vertical channels (6) are with the vertical direction of corresponding interior expansion plate (42)
Middle line be symmetry axis it is symmetrical.
3. a kind of buckle-type nylon oil pumping rod centering device according to claim 4, it is characterised in that: the outer stationary plates
(43) it is fixedly connected on the left of inner wall card cylinder (7), the inside of the card cylinder (7) is fixedly connected by elastic flexible component (9)
Have fixed link (8), the left end of the fixed link (8) runs through card cylinder (7) and extends to the left side of card cylinder (7), the fixed link (8)
Outer surface connect with the internal activity of card cylinder (7).
4. a kind of buckle-type nylon oil pumping rod centering device according to claim 4, it is characterised in that: the vertical channel (6)
Internal activity be socketed with transverse bar (5), the right end of the transverse bar (5) is through interior expansion plate (42) and extends to interior expansion plate
(42) right side is fixedly connected on the left of the right end of the transverse bar (5) and corresponding fixed link (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910861797.7A CN110454095B (en) | 2019-09-12 | 2019-09-12 | Buckle formula nylon sucker rod centralizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910861797.7A CN110454095B (en) | 2019-09-12 | 2019-09-12 | Buckle formula nylon sucker rod centralizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110454095A true CN110454095A (en) | 2019-11-15 |
| CN110454095B CN110454095B (en) | 2020-08-04 |
Family
ID=68491721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910861797.7A Active CN110454095B (en) | 2019-09-12 | 2019-09-12 | Buckle formula nylon sucker rod centralizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110454095B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153172A (en) * | 2021-03-22 | 2021-07-23 | 东营市三和石油装备有限公司 | Full spray welding high temperature resistant anticorrosion sucker rod |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4605063A (en) * | 1984-05-11 | 1986-08-12 | Baker Oil Tools, Inc. | Chemical injection tubing anchor-catcher |
| CN2303079Y (en) * | 1997-04-30 | 1999-01-06 | 四机赛瓦石油钻采设备有限公司 | Anchoring means for oil pipe |
| CN202007634U (en) * | 2011-03-23 | 2011-10-12 | 徐德志 | Sleeving fastener type sucker rod centralizer |
| CN208594877U (en) * | 2018-06-13 | 2019-03-12 | 华运隆腾机械制造有限公司 | A kind of elastic oil pumping rod centering device in oil field |
| CN208777919U (en) * | 2018-07-31 | 2019-04-23 | 大庆市晟威机械制造有限公司 | A kind of oil pumping rod centering device being oriented to |
| CN208934616U (en) * | 2018-11-02 | 2019-06-04 | 大庆市天德忠石油科技有限公司 | A kind of combined type oil pumping rod centering device |
-
2019
- 2019-09-12 CN CN201910861797.7A patent/CN110454095B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4605063A (en) * | 1984-05-11 | 1986-08-12 | Baker Oil Tools, Inc. | Chemical injection tubing anchor-catcher |
| CN2303079Y (en) * | 1997-04-30 | 1999-01-06 | 四机赛瓦石油钻采设备有限公司 | Anchoring means for oil pipe |
| CN202007634U (en) * | 2011-03-23 | 2011-10-12 | 徐德志 | Sleeving fastener type sucker rod centralizer |
| CN208594877U (en) * | 2018-06-13 | 2019-03-12 | 华运隆腾机械制造有限公司 | A kind of elastic oil pumping rod centering device in oil field |
| CN208777919U (en) * | 2018-07-31 | 2019-04-23 | 大庆市晟威机械制造有限公司 | A kind of oil pumping rod centering device being oriented to |
| CN208934616U (en) * | 2018-11-02 | 2019-06-04 | 大庆市天德忠石油科技有限公司 | A kind of combined type oil pumping rod centering device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153172A (en) * | 2021-03-22 | 2021-07-23 | 东营市三和石油装备有限公司 | Full spray welding high temperature resistant anticorrosion sucker rod |
| CN113153172B (en) * | 2021-03-22 | 2023-10-20 | 东营市三和石油装备有限公司 | Full spray welding high temperature resistant anticorrosion sucker rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110454095B (en) | 2020-08-04 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200709 Address after: 163712 Business Service Building A11, North Public Construction Area, Chengfeng Zhuang South Second Road, Jeanhu Road District, Daqing City, Heilongjiang Province, 9 Applicant after: DAQING DANFENG PETROLEUM TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: Room 103, Unit 2, Building 8, Tangren Central District, Jeanhu Road District, Daqing City, Heilongjiang Province Applicant before: Guo Ji |
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