CN104251125A - Universal follow-up bias adjusting polished rod sealing mechanism - Google Patents
Universal follow-up bias adjusting polished rod sealing mechanism Download PDFInfo
- Publication number
- CN104251125A CN104251125A CN201310279471.6A CN201310279471A CN104251125A CN 104251125 A CN104251125 A CN 104251125A CN 201310279471 A CN201310279471 A CN 201310279471A CN 104251125 A CN104251125 A CN 104251125A
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- China
- Prior art keywords
- valve
- packing
- seal
- polished rod
- tuningout
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- 238000007789 sealing Methods 0.000 title claims abstract description 23
- 239000002910 solid waste Substances 0.000 claims abstract description 6
- 238000012856 packing Methods 0.000 claims description 63
- 230000010355 oscillation Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 14
- 230000001105 regulatory effect Effects 0.000 description 11
- 239000000428 dust Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 239000003129 oil well Substances 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The invention discloses a spherical follow-up universal bias adjusting polished rod sealing mechanism. For the problem that a spherical valve cannot rotate for 360 degrees in operation, the problem of the spherical valve capable of realizing the follow-up sealing along with the oscillation of a polished rod in the sealing operation is solved in a manner of a bulb steering gear on an automobile; and the manner of the bulb steering gear on the automobile is combined with the sealing manner of the spherical valve as a whole, so that the problems of high bias-adjusting quantity without solid wastes, always sealing keeping between a sucker rod and a sealer and universal follow-up movement of the sucker rod and the sealer are solved.
Description
Art:
The present invention relates to the spherical servo-actuated universal tuningout polished rod seal mechanism of one that a kind of oil-field oil pumper uses, belong to the well head ancillary facility of oil pumping in oil fields machinery.
Background technology:
The oil well in oil field is inadequate at pressure, can not blowing when, just needs use machinery of pumping is pumped.The pumping unit that existing oilfield uses is all drive polished rod by underground crude oil suction oil pipeline by oil pumper.But polished rod inevitably makes crude oil can go out well head in Tong carrying the pressure produced in the process of stretching, and makes crude resources waste, and causes the pollution around oil well.Oil field solution to this problem, is all generally, after several rubber Mi Quan cut off by employing, sheared edge staggered, compresses and realize the sealing to polished rod after loading packing box.The shortcoming of the method is: 1. after sealing structure uses a period of time, loses sealing function, make packing replacing frequent after producing certain interval between the wearing and tearing of sealing ring and polished rod.2. during replacing packing, polished rod must quit work, and in order to when preventing from changing, crude oil is revealed, also needs to install rubber gate, both takes a lot of work, time-consuming again.3. traditional packing box does not have deviation correcting device, and polished rod causes well head draining after producing eccentric wear equally.In order to overcome the defect that said method produces, people devise the wellhead polish rod sealing device of multiple band tuningout, but because design principle is perfect not, effect of field application is not good enough, polished rod can not well be sealed, do not reach the object not occurring eccentric wear draining after making wellhead sealing district tuningout, and polished rod still will quit work during replacing packing, complex operation.
Summary of the invention:
The object of the invention is to: a kind of spherical servo-actuated universal tuningout polished rod seal mechanism is provided, in pumpingh well manufacturing process, because oil-pump base sinks, pipeline connects the reasons such as horizontal vertical position inaccuracy, cause polished rod and well head horizontal-shift and angular deflection, cause well head eccentric wear, to the skew wearing and tearing that packing produces, cause well head leakage of oil, well head eccentric wear is overcome by a kind of mode of spherical servo-actuated universal tuningout polished rod seal mechanism, to the skew wearing and tearing that packing produces, cause the phenomenon of well head leakage of oil, the present invention is that at present the unique one in this field only adds and do not get, there is no the spherical universal following deflection-regulation polished rod seal mechanism of the large offset of solid waste.
The object of the invention is to: a kind of spherical servo-actuated universal tuningout polished rod seal mechanism is provided, it is consistent by the axis of working seal valve and polished rod is servo-actuated all the time, and auto-compensation can be carried out at axial direction to the wearing and tearing of packing, rubber gate is replaced by the backup seal valve with automatic compensation function of level, only add after the packing wearing and tearing of working seal valve and do not get, the problem of old packing must be drawn out after solving packing wearing and tearing in the past, during interpolation packing, polished rod does not quit work, and the spherical servo-actuated universal deviation-adjusting polish rod sealing device of the pumpingh well with universal bias adjusting function.
The present invention realizes above-mentioned purpose by the following technical solutions:
A kind of spherical servo-actuated universal tuningout polished rod seal mechanism, the present invention be globe valve at work can not 360 degree rotate problems, with the mode of the bulb steering gear on automobile realize globe valve in seal operation can with the swing of polished rod the problem of Follow-up seal, the mode of bulb steering gear on automobile and the sealing means of globe valve are united two into one, this addresses the problem do not have the large offset of solid waste, sucker rod and sealer remain sealing, sucker rod and the universal servo-actuated and dynamic problem of sealer.Be made up of working seal valve and backup seal valve two parts, backup seal valve horizontal positioned, working seal valve is vertically fixed on above the middle part of backup seal valve; Backup seal valve is made up of valve body, special-shaped packing, piston, piston packing, connecting bolt, spring, packing ring, spring capping, adjusting rod and end cap; Special-shaped packing is contained in the middle part of backup seal valve body, piston is equipped with by connecting bolt in the both sides of special-shaped packing, spring, packing ring and adjusting rod is fixed with by spring capping in piston, piston packing is equipped with in one end of outer surface of piston, end cap is equipped with at the two ends of valve body, end cap is connected with adjusting rod and dust cap; Working seal valve is made up of spherical tuningout service depot, cone packing, waist drum packing, spring, spring capping, regulating sleeve and righting part; It is characterized in that: fixed by spheroid tuningout seat, ball seal block, ball valve storehouse packing ring and locking nut one end by spheroid tuningout service depot above the middle part of backup seal valve body, tuningout service depot is built with cone packing and waist drum packing, a spring is fixed with by spring capping above waist drum packing, the outside of tuningout service depot has been threaded connection a regulating sleeve, wiper block is arranged at regulating sleeve top, the shape in indoor hole, tuningout service depot is the first half is cylinder, and Lower Half is inverted round stage.A flange is equipped with in below in the middle part of backup seal valve body, and flange is fixed with an eccentric connector by nut, and flange is equipped with flange seal ring with contacting on end face of eccentric connector.
The present invention compared with prior art has following beneficial effect:
1, the mode of bulb steering gear on automobile and the sealing means of globe valve are united two into one, this addresses the problem do not have the large offset of solid waste, sucker rod and sealer remain sealing, sucker rod and the universal servo-actuated and dynamic problem of sealer.
2, adopt backup seal valve to substitute rubber valve, reach polished rod not out-of-work object when changing packing.
3, working seal valve and backup seal valve are that one " shape is overall " solves existing well sealer for mouth when the warp direction of polished rod carries out auto-compensation, and packing easily forms the problem of ellipse and leakage of oil.
4, working seal valve adopts with spring 360 degree of circumference pressurizations on polished rod axial direction, and carry out automatic wear compensation, prolongation adjustment cycle, thoroughly solves the problem of existing well sealer for mouth leakage of oil.
Accompanying drawing illustrates:
Accompanying drawing is the structural representation of spherical servo-actuated universal tuningout polished rod seal mechanism.
In figure: 1: upper press cover, 2: wiper block, 3: pad, 4: spring, 5: regulating sleeve, 6: waist drum packing, 7: cone packing, 8: spheroid tuningout service depot, 9: special-shaped packing, 10: piston, 11: connecting bolt, 12: lower valve body, 13: spring capping, 14: spring, 15: piston packing, 16: flange, 17: tuningout connector, 18: sealing ring, 19: big nut, 20: guide-localization post, 21: packing ring, 22: dust cap, 23: adjustment screw rod, 24: end cap, 25: spheroid valve seat, 26: ball seal block, 27: spheroid valve seat locking nut, 28: ball valve storehouse packing ring.
Detailed description of the invention:
As shown in drawings; this spherical servo-actuated universal tuningout polished rod seal mechanism is made up of working seal valve and backup seal valve two parts; 8 spheroid tuningout service depots are fixed on 25 spheroid valve seats by 26 ball seal blocks and 28 ball valve storehouse packing rings by 27 spheroid valve seat locking nuts; seal valve when upper valve is oil pumper work; when lower valve is the seal replacing with valve, the service valve that oil pumper is not shut down and sealed.Working seal valve is made up of upper press cover 1, wiper block 2, spring capping 3, spring 4, regulating sleeve 5, waist drum packing 6, cone packing 7, spheroid tuningout service depot 8, ball seal block 26, ball valve storehouse packing ring 28.Waist drum packing 6 and cone packing 7 are contained in the hole, room of spheroid tuningout service depot 8, and spring 4 is pressed on above waist drum packing 6 by spring capping 3, and spheroid tuningout service depot 8 is outer is equipped with a regulating sleeve 5 by screw thread, and wiper block 2 and upper press cover 1 are housed above regulating sleeve 5.Backup seal valve is made up of valve body 12, special-shaped packing 9, piston 10, connecting bolt 11, spring 14, packing ring 21, spring capping 13, piston packing 15, end cap 24, adjusting rod 23 and dust cap 22.When this spherical servo-actuated universal tuningout polished rod seal mechanism normally works, special-shaped packing 9 in backup seal valve does not contact with polished rod, do not seal, sealed by the waist drum packing 6 in the hole, room of the spheroid tuningout service depot 8 of working seal valve and cone packing 7 pairs of polished rods, now spheroid tuningout service depot 8 in sealed states can be servo-actuated with the swing of polished rod.When wearing and tearing in the process that moves up and down of packing at polished rod, the spring 4 on its waist drum packing 6 top has a continuous downward pressure by regulating sleeve 5 and spring capping 3 pairs of waist drum packings 6, because the indoor hole shape first half of spheroid tuningout service depot 8 is cylinder, Lower Half is inverted round stage, waist drum packing 6 is identical with the indoor hole of spheroid tuningout service depot 8 with the external surface shape of cone packing 7, therefore packing is extruded by the hole, room of the cone-shaped in spheroid tuningout service depot 8 under the pressure of spring 4, the endoporus of waist drum packing 6 and cone packing 7 and polished rod are close together, and obtain good sealing effectiveness.And bore after packing 7 weares and teares and can obtain auto-compensation at the inverted round stage bore section of spheroid tuningout service depot 8.The pressure of spring 4 regulates by regulating sleeve 5.
When packing in the working seal valve of this mechanism needs to add, first open the adjusting rod 23 in the end cap 24 at the dust cap 22 of backup seal valve, adjustment backup seal valve body 12 two ends, make it by spring capping 13, spring 14 and piston 10, the endoporus of special-shaped packing 9 is adjacent to polished rod surface, and polished rod is sealed.Again the regulating sleeve 5 on working seal valve is dismantled from spheroid tuningout service depot 8, packing can be added in the indoor hole of spheroid tuningout service depot 8.After packing has added, be tightened on by regulating sleeve 5 in spheroid tuningout service depot 8, then the adjusting rod 23 at backup seal valve body 12 two ends is adjusted pine, special-shaped packing 9 and polished rod are left, and load onto dust cap 22, then working seal valve starts normal work.Like this, backup seal valve just instead of rubber valve, and when making the waist drum packing 6 of interpolation working seal valve endoporus, polished rod does not need to quit work.
The present invention is can not be servo-actuated with the swing of polished rod in seal operation globe valve, cause polished rod impairedly to scrap, the problem of packing eccentric wear leakage of oil, realizing globe valve by the mode of the bulb steering gear on automobile at work can the problem of universal rotational, the mode of bulb steering gear on automobile and the sealing means of globe valve are united two into one, so just achieve do not have solid waste, large offset, sucker rod and sealer remain sealing, sucker rod and the universal servo-actuated and dynamic problem of sealer.
Claims (1)
1. this spherical servo-actuated universal tuningout polished rod seal mechanism is made up of working seal valve and backup seal valve two parts; 8 spheroid tuningout service depots are fixed on 25 spheroid valve seats by 26 ball seal blocks and 28 ball valve storehouse packing rings by 27 spheroid valve seat locking nuts; seal valve when upper valve is oil pumper work; when lower valve is the seal replacing with valve, the service valve that oil pumper is not shut down and sealed.Realizing globe valve by the mode of the bulb steering gear on automobile at work can 360 degree of problem of rotating, the mode of bulb steering gear on automobile and the sealing means of globe valve are united two into one, this addresses the problem do not have the large offset of solid waste, sucker rod and sealer remain sealing, sucker rod and the universal servo-actuated and dynamic problem of sealer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310279471.6A CN104251125A (en) | 2013-06-25 | 2013-06-25 | Universal follow-up bias adjusting polished rod sealing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310279471.6A CN104251125A (en) | 2013-06-25 | 2013-06-25 | Universal follow-up bias adjusting polished rod sealing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104251125A true CN104251125A (en) | 2014-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310279471.6A Pending CN104251125A (en) | 2013-06-25 | 2013-06-25 | Universal follow-up bias adjusting polished rod sealing mechanism |
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| CN (1) | CN104251125A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863547A (en) * | 2016-06-20 | 2016-08-17 | 史志升 | High-wear-resistant blowout-control deviation adjustment polished rod sealer |
| CN105971545A (en) * | 2016-07-14 | 2016-09-28 | 大庆因你美丽机械设备制造有限公司 | Polished rod sealing device special for pumping unit |
| CN106958431A (en) * | 2017-05-02 | 2017-07-18 | 荆州市翔龙石油科技有限公司 | A kind of environmental-protecting and high-efficient type polished rod sealer and its packing replacing method |
| CN107100578A (en) * | 2017-04-18 | 2017-08-29 | 盐城金澳特石油机械有限公司 | The anti-pollution global function oil-pumping well head equipment of portable blowout prevention |
| CN109869111A (en) * | 2019-03-14 | 2019-06-11 | 青岛理工大学 | Follow-up deviation-adjusting polish rod sealing and liquid-drive blowout prevention integrated device |
| CN110513069A (en) * | 2019-09-17 | 2019-11-29 | 荆州市高鑫石油阀件有限公司 | A kind of sealing device based on oil well mouth Oil pumping device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2283724Y (en) * | 1997-03-20 | 1998-06-10 | 高登科 | Sealing valve for pumping well |
| CN2732987Y (en) * | 2004-10-16 | 2005-10-12 | 高忠平 | Wellhead sealer for pumping well |
| CN2844412Y (en) * | 2005-12-13 | 2006-12-06 | 张森 | A kind of rod-pumped well wellhead assembly |
| CN2937459Y (en) * | 2006-08-03 | 2007-08-22 | 高忠平 | Double-offset polish rod sealer for pumping well |
| CN2937460Y (en) * | 2006-08-03 | 2007-08-22 | 高忠平 | Automatic compensation sealing mechanism |
| CN201236658Y (en) * | 2008-06-27 | 2009-05-13 | 山东宝世达石油装备制造有限公司 | Adjustable polished rod sealer |
| CN201924862U (en) * | 2011-03-16 | 2011-08-10 | 大庆中英飞达油田技术开发有限公司 | Six-element sealing packing box |
| CN202832352U (en) * | 2012-10-31 | 2013-03-27 | 大庆因你美丽机械设备制造有限公司 | Double floating type environment-friendly multifunctional well mouth sealing device |
-
2013
- 2013-06-25 CN CN201310279471.6A patent/CN104251125A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2283724Y (en) * | 1997-03-20 | 1998-06-10 | 高登科 | Sealing valve for pumping well |
| CN2732987Y (en) * | 2004-10-16 | 2005-10-12 | 高忠平 | Wellhead sealer for pumping well |
| CN2844412Y (en) * | 2005-12-13 | 2006-12-06 | 张森 | A kind of rod-pumped well wellhead assembly |
| CN2937459Y (en) * | 2006-08-03 | 2007-08-22 | 高忠平 | Double-offset polish rod sealer for pumping well |
| CN2937460Y (en) * | 2006-08-03 | 2007-08-22 | 高忠平 | Automatic compensation sealing mechanism |
| CN201236658Y (en) * | 2008-06-27 | 2009-05-13 | 山东宝世达石油装备制造有限公司 | Adjustable polished rod sealer |
| CN201924862U (en) * | 2011-03-16 | 2011-08-10 | 大庆中英飞达油田技术开发有限公司 | Six-element sealing packing box |
| CN202832352U (en) * | 2012-10-31 | 2013-03-27 | 大庆因你美丽机械设备制造有限公司 | Double floating type environment-friendly multifunctional well mouth sealing device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863547A (en) * | 2016-06-20 | 2016-08-17 | 史志升 | High-wear-resistant blowout-control deviation adjustment polished rod sealer |
| CN105971545A (en) * | 2016-07-14 | 2016-09-28 | 大庆因你美丽机械设备制造有限公司 | Polished rod sealing device special for pumping unit |
| CN105971545B (en) * | 2016-07-14 | 2017-05-17 | 大庆因你美丽机械设备制造有限公司 | Polished rod sealing device special for pumping unit |
| CN107100578A (en) * | 2017-04-18 | 2017-08-29 | 盐城金澳特石油机械有限公司 | The anti-pollution global function oil-pumping well head equipment of portable blowout prevention |
| CN106958431A (en) * | 2017-05-02 | 2017-07-18 | 荆州市翔龙石油科技有限公司 | A kind of environmental-protecting and high-efficient type polished rod sealer and its packing replacing method |
| CN106958431B (en) * | 2017-05-02 | 2023-03-14 | 荆州市翔龙石油科技有限公司 | Environment-friendly efficient polished rod sealer and packing replacing method thereof |
| CN109869111A (en) * | 2019-03-14 | 2019-06-11 | 青岛理工大学 | Follow-up deviation-adjusting polish rod sealing and liquid-drive blowout prevention integrated device |
| CN110513069A (en) * | 2019-09-17 | 2019-11-29 | 荆州市高鑫石油阀件有限公司 | A kind of sealing device based on oil well mouth Oil pumping device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20141231 |