CN208486858U - High pressure is flexible coupling polished rod sealer - Google Patents
High pressure is flexible coupling polished rod sealer Download PDFInfo
- Publication number
- CN208486858U CN208486858U CN201821225472.7U CN201821225472U CN208486858U CN 208486858 U CN208486858 U CN 208486858U CN 201821225472 U CN201821225472 U CN 201821225472U CN 208486858 U CN208486858 U CN 208486858U
- 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.)
- Expired - Fee Related
Links
Landscapes
- Sealing Devices (AREA)
Abstract
It is flexible coupling polished rod sealer the utility model discloses high pressure, including lower contact and elastic tuningout hose assembly, lower contact on well head, equipped with elastic tuningout hose assembly in lower contact, is equipped with sealed packing box on elastic tuningout hose assembly by threeway；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 also provided 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, set outside is slidingly sealed equipped with the first O-ring seal, 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 utility model relates to oil field technical field of sealing technology more particularly to a kind of high pressure.
Background technique
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 operating staff is safeguarded
Degree is big, and labor intensity is high, and to oil pumping polish rod serious wear while increases the operating load of pumping unit.
Simultaneously as the up and down motion of sucker rod, can generate 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.
Utility model content
The utility model to solve the above-mentioned problems, provides a kind of high pressure and is flexible coupling polished rod sealer, solving well
Anti-bias effect is good while mouth Leakage, therefore reduces the rate of wear of sealing device.
The utility model 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, is equipped with upper joint sleeve, the interior bottom of chamber of upper joint sleeve outside packing box main body upper end on side interface
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 two connectors at pipe and 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 provided with pin shaft 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 screw rod bottom end and is mounted in the groove of adjusting set, adjust screw rod bottom end and adjusting set groove it
Between circlip for hole and split washer be installed, adjusting screw rod, by round nut to be fixed on packing box main body left and right ends any
On the cavity of one end.
Compared with prior art, the utility model has technical effect beneficial below:
High pressure provided by the utility model is flexible coupling polished rod sealer, is flexible coupling pipe due to being provided with high pressure, makes in this way
Oil-extractor polish-rod makes contact in double swerve with rubber righting sealing block or packing for point contact, that is to say, that when
When oil-extractor polish-rod shakes to the right, it is flexible coupling pipe due to being provided with high pressure in lower contact, so that oil-extractor polish-rod is whole
It shakes to the right, and when oil-extractor polish-rod is moved to the left, is flexible coupling pipe due to being provided with high pressure in lower contact, so that take out
Oil machine polished rod integrally shakes to the left, and in this way due to changing the way of contact, previous face contact mode is changed to point contact side
Formula, so that perhaps the abrasion of rubber righting sealing block reduces and extends the use of packing or rubber righting sealing block to packing
Speed reduces replacement rate, to reduce costs, so that the high pressure is flexible coupling, the anti-bias effect of polished rod sealer improves, and makes
Obtaining 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 influences to replace packing, while also not needing pressure release, direct carousel so that being unlikely to spray well head after coming on bottom oil gas
Root.
Detailed description of the invention
Fig. 1 is that high pressure provided by the utility model 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 screw rod；12 be round nut；13
For circlip for hole；14 be split washer；15 be adjusting set；16 be O-ring seal；17 be pin shaft；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 embodiment
The utility model is described in further detail below with reference to specific embodiment, described is to the utility model
Explanation rather than 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 well head by threeway, 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 is mounted in the spring mounting groove of 19 upper end of packing box main body, offers taper 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, is equipped on the outside of tapered packing 7 and is slidingly sealed set 6, be 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 includes that high pressure is flexible coupling two connectors at pipe and both ends, 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 can be generated, at this time elastic tuningout hose assembly meeting
It is moved left and right with the double swerve of sucker rod, thus the tuningout played the role of.
Rubber righting sealing block 18, each rubber are symmetrically installed in the cavity of 19 left and right ends of packing box main body
It is provided with pin shaft 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 screw rod and is mounted in the groove of adjusting set 15, adjusts screw rod
Circlip for hole 13 and split washer 14 are installed between 11 bottom ends and the groove of adjusting set, screw rod 11 is adjusted and passes through round nut
12 are fixed on the cavity of 19 left and right ends any 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 screw rod 11, jackscrew 22 be installed in a hole there are two opening up, one is equipped with cylinder in the air
Crown silk 23.
It should be noted that the spring is butterfly spring.
Further, which is flexible coupling pipe, and 60 kilograms of compression resistance or more, and have 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 utility model is flexible coupling polished rod sealer, is flexible coupling pipe due to being provided with high pressure, makes in this way
Oil-extractor polish-rod makes contact in double swerve with rubber righting sealing block or packing for point contact, that is to say, that when
When oil-extractor polish-rod shakes to the right, it is flexible coupling pipe due to being provided with high pressure in lower contact, so that oil-extractor polish-rod is whole
It shakes to the right, and when oil-extractor polish-rod is moved to the left, is flexible coupling pipe due to being provided with high pressure in lower contact, so that take out
Oil machine polished rod integrally shakes to the left, and in this way due to changing the way of contact, previous face contact mode is changed to point contact side
Formula, so that perhaps the abrasion of rubber righting sealing block reduces and extends the use of packing or rubber righting sealing block to packing
Speed reduces replacement rate, to reduce costs, so that the high pressure is flexible coupling, the anti-bias effect of polished rod sealer improves, and makes
Obtaining 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 influences to replace packing, while also not needing pressure release, direct carousel so that being unlikely to spray well head after coming on bottom oil gas
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, in this way by more
Resealing ensure that sealing effect；Simultaneously by setting butterfly spring, 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 basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending 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 well head by threeway, 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) it is equipped on side interface outside upper end upper joint sleeve (8), the inner cavity bottom end of upper joint sleeve (8) is provided with spring base (9), spring (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 be equipped with the first O-ring seal (5), slide close Big envelope (6) upper end is equipped with rectangular asbestos packing (4), installs packing pressing sleeve (3) on rectangular asbestos packing (4), packing pressing sleeve (3) On be equipped with gland (2), 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 It include that high pressure is flexible coupling two connectors at pipe and both ends at (20), two connectors are mounted on high pressure and are flexible coupling pipe both ends, under The connector at end is screwed on 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 provided on each rubber righting sealing block (18) Pin shaft (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 screw rod (11) bottom end and is mounted in the groove of adjusting set (15), adjusts screw rod (11) bottom end Circlip for hole (13) and split washer (14) are installed between the groove of adjusting set, screw rod (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 end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821225472.7U CN208486858U (en) | 2018-08-01 | 2018-08-01 | High pressure is flexible coupling polished rod sealer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821225472.7U CN208486858U (en) | 2018-08-01 | 2018-08-01 | High pressure is flexible coupling polished rod sealer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208486858U true CN208486858U (en) | 2019-02-12 |
Family
ID=65247341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821225472.7U Expired - Fee Related CN208486858U (en) | 2018-08-01 | 2018-08-01 | High pressure is flexible coupling polished rod sealer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208486858U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661590A (en) * | 2018-08-01 | 2018-10-16 | 陕西鸿美实业有限公司 | High pressure is flexible coupling polished rod sealer |
-
2018
- 2018-08-01 CN CN201821225472.7U patent/CN208486858U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661590A (en) * | 2018-08-01 | 2018-10-16 | 陕西鸿美实业有限公司 | High pressure is flexible coupling polished rod sealer |
| CN108661590B (en) * | 2018-08-01 | 2023-11-24 | 陕西鸿美实业有限公司 | High-pressure flexible connection polish rod sealer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200971758Y (en) | Sealer for wellhead polish rod of pumping well | |
| CN105089538B (en) | A kind of sealing structure for having bar production wellhead polished rod | |
| CN208486858U (en) | High pressure is flexible coupling polished rod sealer | |
| CN102409991A (en) | Wellhead blowout prevention sealing device | |
| CN2937459Y (en) | Double-offset polish rod sealer for pumping well | |
| CN109736739A (en) | A kind of intelligence well mouth sealing device | |
| CN202391375U (en) | Self-pressurizing self-lubricating offset-regulating sealing device for polish rod | |
| CN104695888B (en) | Automatic backflow wellhead sealer | |
| CN208486857U (en) | Be flexible coupling wellhead sealing device | |
| CN204691721U (en) | A kind of hermetically-sealed construction having bar production wellhead polished rod | |
| CN205423138U (en) | Reciprocating pump plunger sealing mechanism | |
| CN201031791Y (en) | Equal-diameter strong start and stop oil-well pump | |
| CN108661590A (en) | High pressure is flexible coupling polished rod sealer | |
| CN209339895U (en) | Adjustable offset pumping unit rod sealing device | |
| CN203626692U (en) | Automatic backflow type well head sealing device | |
| CN207847573U (en) | A kind of twin-stage is from packing box of deflection regulating shaft mouth | |
| CN202000946U (en) | Novel wellhead double-seal box | |
| CN206668202U (en) | A kind of polished rod sealer | |
| CN205937287U (en) | Safety arrangement torque axis of using among coal mining equipment | |
| CN104405325A (en) | Multifunctional polish rod sealer of pumping well | |
| CN209603921U (en) | Swing type eccentric abrasion prevention wellhead sealing device | |
| CN210564447U (en) | Hydraulic well plugging device | |
| CN208718603U (en) | Replaceable polish rod anti-blowout packing box | |
| CN208587126U (en) | A kind of polished rod sealer | |
| CN201218070Y (en) | Blowout preventer for test borehole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190212 Termination date: 20210801 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |