CN108661590A - High pressure is flexible coupling polished rod sealer - Google Patents
High pressure is flexible coupling polished rod sealer Download PDFInfo
- Publication number
- CN108661590A CN108661590A CN201810860152.7A CN201810860152A CN108661590A CN 108661590 A CN108661590 A CN 108661590A CN 201810860152 A CN201810860152 A CN 201810860152A CN 108661590 A CN108661590 A CN 108661590A
- Authority
- CN
- China
- Prior art keywords
- packing
- packing box
- main body
- box main
- high pressure
- 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
- 230000008878 coupling Effects 0.000 title claims abstract description 28
- 238000010168 coupling process Methods 0.000 title claims abstract description 28
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 28
- 238000012856 packing Methods 0.000 claims abstract description 74
- 239000010425 asbestos Substances 0.000 claims abstract description 11
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 11
- 210000004907 gland Anatomy 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 34
- 230000000694 effects Effects 0.000 abstract description 7
- 239000003921 oil Substances 0.000 description 10
- 238000005086 pumping Methods 0.000 description 10
- 238000005299 abrasion Methods 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Landscapes
- 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)
- Sealing Devices (AREA)
- Earth Drilling (AREA)
Abstract
It is flexible coupling polished rod sealer the invention discloses high pressure, including lower contact and elastic tuningout hose assembly, on well head, equipped with elastic tuningout hose assembly in lower contact, sealed packing box is equipped on elastic tuningout hose assembly by threeway for lower contact；Sealed packing box includes packing box main body, packing box main body is a four-way, packing box main body upper end cavity offers spring mounting groove, and upper joint sleeve is housed outside the upper end on side interface, the inner cavity bottom end of upper joint sleeve is equipped with spring base, spring one end is on spring base, the other end is in spring mounting groove, taper mounting groove is further opened in upper joint sleeve inner cavity, tapered packing is housed in taper mounting groove, it is equipped on the outside of tapered packing and is slidingly sealed set, it is slidingly sealed set outside and the first O-ring seal is housed, the upper end is equipped with rectangular asbestos packing, sabot root pressing sleeve on rectangular asbestos packing, gland with hand handle is housed on packing pressing sleeve.The sealer anti-bias effect while solving well head Leakage is good.
Description
Technical field
It is flexible coupling polished rod sealer the present invention relates to oil field technical field of sealing technology more particularly to a kind of high pressure.
Background technology
During oil field produces crude oil, 90% or more oil well up and down reciprocatingly drives sucker rod that will move using pumping unit
Downhole pump can be transferred to, by downhole pump by crude oil give rise to ground control well head, crude oil by control well head into
Enter gathering and transferring process, achievees the purpose that collect crude oil.
It controls well head and is equipped with polished rod sealing device, traditional sealing device is using installing colloid additional into stuffing-box
Gasket or belt muscle achieve the purpose that sealing by external force extruding, and leakproofness is poor, sealing cycle is short, difficult when operation employee safeguards
Degree is big, and labor intensity is high, and the operating load to increasing pumping unit while oil pumping polish rod serious wear.
Simultaneously as the up and down motion of sucker rod, will produce certain offset, thus abrasion sealing device, and it is existing
Sealing device but has and cannot prevent well or reduce eccentric wear, therefore causes sealing device rate of decay fast, increases and is constructed into
This.
Invention content
The present invention to solve the above-mentioned problems, provides a kind of high pressure and is flexible coupling polished rod sealer, solving well head leakage
Anti-bias effect is good while oily problem, therefore reduces the rate of wear of sealing device.
The present invention is to be achieved through the following technical solutions：
High pressure is flexible coupling polished rod sealer, including lower contact and elastic tuningout hose assembly, the lower contact pass through three
It is logical to be mounted on well head, flexible tuningout hose assembly is installed in lower contact, seal disc is installed on elastic tuningout hose assembly
Root box；The sealed packing box includes packing box main body, and the packing box main body is a four-way, packing box main body upper end
Cavity offers spring mounting groove, and upper joint sleeve, the interior bottom of chamber of upper joint sleeve are equipped on side interface outside packing box main body upper end
End is provided with spring base, and spring one end mounts elastically, and the other end is mounted on the spring mounting groove of packing box main body upper end
It is interior, taper mounting groove is offered in upper joint sleeve inner cavity more than spring base, and tapered packing, taper are installed in taper mounting groove
It is equipped on the outside of packing and is slidingly sealed set, be slidingly sealed set outside and the first O-ring seal is installed, be slidingly sealed set upper side installation
There is rectangular asbestos packing, packing pressing sleeve is installed on rectangular asbestos packing, gland is installed on packing pressing sleeve, hand is installed on gland
.
The elastic tuningout hose assembly includes that high pressure is flexible coupling pipe and two connectors at both ends, two connectors installations
It is flexible coupling pipe both ends in high pressure, the connector of lower end is screwed in lower contact, and the connector of upper end is screwed on packing box lower body
On cavity.
Rubber righting sealing block, each rubber righting are symmetrically installed in the cavity of the packing box main body left and right ends
It is both provided with axis pin on sealing block, adjusting set is installed outside each rubber righting sealing block, adjusting set Basolateral is equipped with more
A second O-ring seal adjusts lead screw bottom end and is mounted in the groove of adjusting set, adjust lead screw bottom end and adjusting set groove it
Between circlip for hole and split washer be installed, adjusting lead screw, by round nut to be fixed on packing box main body left and right ends arbitrary
On the cavity of one end.
Compared with prior art, the present invention has technique effect beneficial below：
High pressure provided by the invention is flexible coupling polished rod sealer, is flexible coupling pipe due to being provided with high pressure, so that take out
Oil machine polished rod makes contact to rubber righting sealing block or packing for point contact in double swerve, that is to say, that works as oil pumping
When machine polished rod shakes to the right, due to being flexible coupling pipe provided with high pressure in lower contact, so that oil-extractor polish-rod is whole to the right
It shakes, and when oil-extractor polish-rod is moved to the left, due to being flexible coupling pipe provided with high pressure in lower contact, so that pumping unit
Polished rod integrally shakes to the left, in this way due to changing the way of contact, the previous face way of contact is changed to point contact mode, is made
To packing, either the abrasion of rubber righting sealing block reduces and extends the operating speed of packing or rubber righting sealing block,
Replacement rate is reduced, to reduce cost so that the high pressure anti-bias effect of polished rod sealer that is flexible coupling improves so that friction
Mode is always point connection, so that oil-extractor polish-rod eccentric wear problem is readily solved.
Further, due to being provided with rubber righting sealing block, in this way when replacing packing, for sealing pumping unit light
Bar so that be unlikely to spray well head after on bottom oil gas coming, influence to replace packing, while also not needing pressure release, direct carousel
Root.
Description of the drawings
Fig. 1 is that high pressure provided by the invention is flexible coupling polished rod sealer structural schematic diagram.
Wherein, 1 is hand handle；2 be gland；3 be packing pressing sleeve；4 be rectangular asbestos packing；5 be O-ring seal；6 be sliding
Sealing shroud；7 be tapered packing；8 be upper joint sleeve；9 be spring base；10 be spring；11 be adjusting lead screw；12 be round nut；13
For circlip for hole；14 be split washer；15 be adjusting set；16 be O-ring seal；17 be axis pin；18 is close for rubber righting
Seal block；19 be packing box main body；20 be elastic tuningout hose assembly；21 be lower contact；22 be jackscrew；23 be socket cap jackscrew.
Specific implementation mode
With reference to specific embodiment, the present invention is described in further detail, it is described be explanation of the invention and
It is not to limit.
Referring to Fig. 1, high pressure is flexible coupling polished rod sealer, including lower contact 21 and elastic tuningout hose assembly 20, described
Lower contact 21 is mounted on by threeway on well head, and flexible tuningout hose assembly 20, elastic tuningout hose are installed in lower contact 21
Sealed packing box is installed on assembly 20；The sealed packing box includes packing box main body 19, the packing box main body 19
For a four-way, 19 upper end cavity of packing box main body offers spring mounting groove, pacifies on side interface outside 19 upper end of packing box main body
Equipped with upper joint sleeve 8, the inner cavity bottom end of upper joint sleeve 8 is provided with spring base 9, and 10 one end of spring is mounted on spring base 9, another
End offers taper in the spring mounting groove of 19 upper end of packing box main body in 8 inner cavity of upper joint sleeve of 9 or more spring base
Mounting groove is equipped with tapered packing 7 in taper mounting groove, and 7 outside of tapered packing, which is equipped with, is slidingly sealed set 6, is slidingly sealed set 6
Outside is equipped with the first O-ring seal 5, is slidingly sealed 6 upper ends of set and is equipped with rectangular asbestos packing 4, pacifies on rectangular asbestos packing 4
Sabot root pressing sleeve 3 is equipped with gland 2 on packing pressing sleeve 3, hand handle 1 is equipped on gland 2.
The elastic tuningout hose assembly 20 is flexible coupling pipe and two connectors at both ends including high pressure, two connectors peaces
It is flexible coupling pipe both ends mounted in high pressure, the connector of lower end is screwed in lower contact 21, and the connector of upper end is screwed on packing box main body
On 19 lower end cavitys, when the sucker rod of pumping unit moves up and down, double swerve is will produce, at this time elastic tuningout hose assembly meeting
It is moved left and right with the double swerve of sucker rod, the tuningout to play the role of.
It is symmetrically installed with rubber righting sealing block 18, each rubber in the cavity of 19 left and right ends of packing box main body
It is both provided with axis pin 17 on righting sealing block 18, adjusting set 15,15 bottom of adjusting set are installed outside each rubber righting sealing block 18
End outside is equipped with multiple second O-ring seals 16, adjusts 11 bottom end of lead screw and is mounted in the groove of adjusting set 15, adjusts lead screw
Circlip for hole 13 and split washer 14 are installed between 11 bottom ends and the groove of adjusting set, lead screw 11 is adjusted and passes through round nut
12 are fixed on the cavity of 19 left and right ends any one end of packing box main body, on the shell of 19 left and right ends of packing box main body respectively
It is used to two holes of secured adjusted lead screw 11, jackscrew 22 be installed in a hole, one is equipped with cylinder in the air there are two opening up
Crown silk 23.
It should be noted that the spring is butterfly spring.
Further, which is flexible coupling pipe, 60 kilograms of compression resistance or more, and has eccentric abrasion prevention, while the pipe anti-corrosion,
Anti-aging, vibration resistance is antifatigue, grease proofing, oil resistant, water-fast, cold-resistant, high pressure resistant.
High pressure provided by the invention is flexible coupling polished rod sealer, is flexible coupling pipe due to being provided with high pressure, so that take out
Oil machine polished rod makes contact to rubber righting sealing block or packing for point contact in double swerve, that is to say, that works as oil pumping
When machine polished rod shakes to the right, due to being flexible coupling pipe provided with high pressure in lower contact, so that oil-extractor polish-rod is whole to the right
It shakes, and when oil-extractor polish-rod is moved to the left, due to being flexible coupling pipe provided with high pressure in lower contact, so that pumping unit
Polished rod integrally shakes to the left, in this way due to changing the way of contact, the previous face way of contact is changed to point contact mode, is made
To packing, either the abrasion of rubber righting sealing block reduces and extends the operating speed of packing or rubber righting sealing block,
Replacement rate is reduced, to reduce cost so that the high pressure anti-bias effect of polished rod sealer that is flexible coupling improves so that friction
Mode is always point connection, so that oil-extractor polish-rod eccentric wear problem is readily solved.
Further, due to being provided with rubber righting sealing block, in this way when replacing packing, for sealing pumping unit light
Bar so that be unlikely to spray well head after on bottom oil gas coming, influence to replace packing, while also not needing pressure release, direct carousel
Root.
Further, which it is multiple close to be provided with rubber righting sealing block, tapered packing and the progress of rectangular asbestos packing
Envelope, such a is packing_seal, and one is the sealing of rubber righting sealing block, and one is rectangular asbestos packing, is passed through so more
Resealing ensure that sealing effect；Simultaneously by the way that butterfly spring is arranged, gland adjusting is realized, spring is adjusted and butterfly is adjusted
The conciliation of three kinds of modes, while being connected through a screw thread and being sealed, it ensure that sealing effect.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (3)
- The polished rod sealer 1. high pressure is flexible coupling, which is characterized in that including lower contact (21) and elastic tuningout hose assembly (20), institute The lower contact (21) stated is mounted on by threeway on well head, and flexible tuningout hose assembly (20), bullet are installed in lower contact (21) Sealed packing box is installed on property tuningout hose assembly (20)；The sealed packing box includes packing box main body (19), described Packing box main body (19) be a four-way, packing box main body (19) upper end cavity offers spring mounting groove, packing box main body (19) upper joint sleeve (8) is installed, the inner cavity bottom end of upper joint sleeve (8) is provided with spring base (9), spring outside upper end on side interface (10) one end is mounted on spring base (9), and the other end is mounted in the spring mounting groove of packing box main body (19) upper end, spring base (9) taper mounting groove is offered in upper joint sleeve (8) inner cavity more than, tapered packing (7), taper are installed in taper mounting groove It is equipped on the outside of packing (7) and is slidingly sealed set (6), be slidingly sealed on the outside of set (6) and the first O-ring seal (5) is installed, sliding is close Big envelope (6) upper end is equipped with rectangular asbestos packing (4), and packing pressing sleeve (3), packing pressing sleeve (3) are installed on rectangular asbestos packing (4) On gland (2) is installed, hand handle (1) is installed on gland (2).
- The polished rod sealer 2. high pressure according to claim 1 is flexible coupling, which is characterized in that the elastic tuningout hose is total Include that high pressure is flexible coupling pipe and two connectors at both ends at (20), two connectors are flexible coupling pipe both ends mounted on high pressure, under The connector at end is screwed in lower contact (21), and the connector of upper end is screwed on the cavity of packing box main body (19) lower end.
- The polished rod sealer 3. high pressure according to claim 1 is flexible coupling, which is characterized in that the packing box main body (19) It is symmetrically installed with rubber righting sealing block (18) in the cavity of left and right ends, is both provided on each rubber righting sealing block (18) Axis pin (17), each rubber righting sealing block (18) are equipped with adjusting set (15) outside, and adjusting set (15) Basolateral is equipped with more A second O-ring seal (16) adjusts lead screw (11) bottom end and is mounted in the groove of adjusting set (15), adjusts lead screw (11) bottom end Circlip for hole (13) and split washer (14) are installed between the groove of adjusting set, lead screw (11) is adjusted and passes through round nut (12) it is fixed on the cavity of packing box main body (19) left and right ends any one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810860152.7A CN108661590B (en) | 2018-08-01 | 2018-08-01 | High-pressure flexible connection polish rod sealer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810860152.7A CN108661590B (en) | 2018-08-01 | 2018-08-01 | High-pressure flexible connection polish rod sealer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108661590A true CN108661590A (en) | 2018-10-16 |
| CN108661590B CN108661590B (en) | 2023-11-24 |
Family
ID=63788921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810860152.7A Active CN108661590B (en) | 2018-08-01 | 2018-08-01 | High-pressure flexible connection polish rod sealer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108661590B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2189223Y (en) * | 1993-12-08 | 1995-02-08 | 胜利石油管理局钻井工艺研究院 | Over-pressure protective device |
| WO2002004783A1 (en) * | 2000-07-07 | 2002-01-17 | Zeroth Technology Limited | Deformable member |
| CN200949441Y (en) * | 2006-04-21 | 2007-09-19 | 中国石油天然气股份有限公司 | Hose type anti-bias grinder dish packing box |
| CN202300276U (en) * | 2011-09-23 | 2012-07-04 | 克拉玛依胜利高原机械有限公司 | Hosepipe following deflection-regulation polish rod sealer |
| CN103061705A (en) * | 2013-01-28 | 2013-04-24 | 黄胜志 | High-temperature long-acting polish rod sealing device |
| CN103590775A (en) * | 2013-11-06 | 2014-02-19 | 郑州光力科技股份有限公司 | Drill pipe sealing device, mining arrester and mining drilling device |
| CN106958430A (en) * | 2016-01-08 | 2017-07-18 | 于立成 | Rod beam-pumping unit well head sealing apparatus |
| CN207453943U (en) * | 2017-09-28 | 2018-06-05 | 中国石油集团西部钻探工程有限公司 | Soft contact component and contact type igniter |
| CN207485396U (en) * | 2017-11-13 | 2018-06-12 | 中国石油化工股份有限公司 | A kind of suitable high temperature High water cut heavy oil wells polished rod sealer |
| CN208486858U (en) * | 2018-08-01 | 2019-02-12 | 陕西鸿美实业有限公司 | High pressure is flexible coupling polished rod sealer |
-
2018
- 2018-08-01 CN CN201810860152.7A patent/CN108661590B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2189223Y (en) * | 1993-12-08 | 1995-02-08 | 胜利石油管理局钻井工艺研究院 | Over-pressure protective device |
| WO2002004783A1 (en) * | 2000-07-07 | 2002-01-17 | Zeroth Technology Limited | Deformable member |
| CN200949441Y (en) * | 2006-04-21 | 2007-09-19 | 中国石油天然气股份有限公司 | Hose type anti-bias grinder dish packing box |
| CN202300276U (en) * | 2011-09-23 | 2012-07-04 | 克拉玛依胜利高原机械有限公司 | Hosepipe following deflection-regulation polish rod sealer |
| CN103061705A (en) * | 2013-01-28 | 2013-04-24 | 黄胜志 | High-temperature long-acting polish rod sealing device |
| CN103590775A (en) * | 2013-11-06 | 2014-02-19 | 郑州光力科技股份有限公司 | Drill pipe sealing device, mining arrester and mining drilling device |
| CN106958430A (en) * | 2016-01-08 | 2017-07-18 | 于立成 | Rod beam-pumping unit well head sealing apparatus |
| CN207453943U (en) * | 2017-09-28 | 2018-06-05 | 中国石油集团西部钻探工程有限公司 | Soft contact component and contact type igniter |
| CN207485396U (en) * | 2017-11-13 | 2018-06-12 | 中国石油化工股份有限公司 | A kind of suitable high temperature High water cut heavy oil wells polished rod sealer |
| CN208486858U (en) * | 2018-08-01 | 2019-02-12 | 陕西鸿美实业有限公司 | High pressure is flexible coupling polished rod sealer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108661590B (en) | 2023-11-24 |
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Effective date of registration: 20240313 Address after: 710000 room 310, Jinxin international, No. 99 Heping Road, Beilin District, Xi'an City, Shaanxi Province Patentee after: Xi'an Yunlian Power Group Co.,Ltd. Country or region after: China Address before: 710000, Building 6, East of Changqing Weiyang Lake Garden, Dongfeng Road, Caotan Town, Weiyang District, Xi'an City, Shaanxi Province Patentee before: SHAANXI HONGMEI INDUSTRIAL CO.,LTD. Country or region before: China |
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Effective date of registration: 20240419 Address after: 710000 room 310, Jinxin international, No. 99 Heping Road, Beilin District, Xi'an City, Shaanxi Province Patentee after: Xi'an Xuanwa Power Group Co.,Ltd. Country or region after: China Address before: 710000 room 310, Jinxin international, No. 99 Heping Road, Beilin District, Xi'an City, Shaanxi Province Patentee before: Xi'an Yunlian Power Group Co.,Ltd. Country or region before: China |
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