CN207348816U - Well head Universal sealed device - Google Patents
Well head Universal sealed device Download PDFInfo
- Publication number
- CN207348816U CN207348816U CN201721176270.3U CN201721176270U CN207348816U CN 207348816 U CN207348816 U CN 207348816U CN 201721176270 U CN201721176270 U CN 201721176270U CN 207348816 U CN207348816 U CN 207348816U
- Authority
- CN
- China
- Prior art keywords
- connecting screw
- movable joint
- sealing ring
- joint connecting
- cushion rubber
- 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
Abstract
The utility model discloses a kind of well head Universal sealed device, including the cylindric outer jointing jacket being vertically arranged, central axis is provided with spring in outer jointing jacket, and spring upper end and lower end are respectively arranged with the first adjusting sleeve and second adjustment set；First adjusting sleeve top is connected with movable joint connecting screw in first; movable joint connecting screw is connected with the sealing ring box outside outer jointing jacket in first; sealing ring wire cover is socketed with outside sealing ring box; sealing ring box is internally provided with conical seal ring, and conical seal ring bottom is connected with movable joint connecting screw in first.The beneficial effects of the utility model are to install well head Universal sealed device, mitigate polished rod eccentric wear using components such as righting circles, reduce the increase of well maintenance workload and production cost caused by wellhead polish rod eccentric wear, reduce production cost, extend oil well repair free period；Using well head Universal sealed device reasonable lubrication, reduce sealing ring and replaced caused by eccentric wear and maintenance cost, oil well polished rod caused by avoiding oil well corrosion breaks bar.
Description
Technical field
The utility model belongs to technical field of oil field equipment, and in particular to a kind of well head Universal sealed device.
Background technology
Phenomena such as oil pumping machine well head eccentric wear, burn into oil leak, exists more generally in oil field development production, and polished rod eccentric wear is asked
Topic, since phenomena such as eccentric wear, corrosion causes well mouth of oil well sealing ring to replace frequency increase, causes expense cost to increase than more prominent
Add, person works, which measure, to be increased, and is shortened pump detection period, is produced the unnecessary expenses such as well workover.
Utility model content
The purpose of this utility model is to provide a kind of well head Universal sealed device, solves well mouth of oil well sealing ring easily because of mill
Damage replaces the problem of frequent.
The utility model is the technical scheme adopted is that well head Universal sealed device, including the cylindric outer guarantor being vertically arranged
Sheath, central axis is provided with spring in outer jointing jacket, and spring upper end and lower end are respectively arranged with the first adjusting sleeve and second and adjust
It is a whole set of；
First adjusting sleeve top is connected with movable joint connecting screw in first, in first movable joint connecting screw with outside outer jointing jacket
The connection of sealing ring box, be socketed with sealing ring wire cover outside sealing ring box, sealing ring box is internally provided with conical seal ring, taper
Sealing ring bottom is connected with movable joint connecting screw in first；
Second adjustment set bottom is connected with movable joint connecting screw in second, and movable joint connecting screw bottom, which is connected with, in second helps
Positive cushion rubber wire cover, is provided with righting cushion rubber in righting cushion rubber wire cover, and righting cushion rubber top is connected with movable joint connecting screw in second,
Righting cushion rubber end is externally connected with connecting screw under righting cushion rubber box.
The utility model is also characterized by
It is provided with the high pressure being socketed on outside spring in second in movable joint connecting screw and first between movable joint connecting screw
Silk hose, is connected with universal pull rod in second in movable joint connecting screw and first between movable joint connecting screw.
Movable joint connecting screw side is connected to outside outer jointing jacket by silk pipe nipple in second.
Silk pipe nipple end is grease nipple, and high pressure valve is provided with grease nipple one end of silk pipe nipple.
Righting cushion rubber pressing sleeve, sealing ring wire cover and sealing ring are provided with second between movable joint connecting screw and righting cushion rubber
Sealing ring pressing sleeve is provided between box.
The beneficial effect of the utility model well head Universal sealed device is：
Mitigate polished rod eccentric wear using components such as righting circles, reduce the well maintenance workload caused by wellhead polish rod eccentric wear
Increase and production cost, reduce production cost, extend oil well repair free period；
It is notable to administering corrosive effect using well head Universal sealed device reasonable lubrication, sealing ring is reduced caused by eccentric wear
Replacement and maintenance cost so that sealing performance is more preferable, and oil well polished rod caused by avoiding oil well corrosion breaks bar；
Well head oil leak caused by conical seal ring alleviates wellhead polish rod eccentric wear, corrosion, utilizes the flexible of high silk pressing hose
Property lubricant in annular space is reduced frictional resistance, extend the service life of oil well packing, reduce well head oil leakage phenomenon.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model well head Universal sealed device embodiment.
In figure, 1. sealing ring pressing sleeves, 2. sealing ring boxes, 3. springs, movable joint connecting screw in 4. second, 5. righting cushion rubber pressures
Cover, 6. righting cushion rubbers, 7. sealing ring wire covers, 8. conical seal rings, movable joint connecting screw in 9. first, 10. first adjusting sleeves,
11. universal pull rod, 12. high silk pressing hoses, 13. outer jointing jackets, 14. second adjustment sets, 15. pipe nipples, 16. grease nipples, 17. is high
Pressure valve, 18. righting cushion rubber wire covers, connecting screw under 19. righting cushion rubber boxes.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
The utility model well head Universal sealed device, as shown in Figure 1, including the cylindric outer jointing jacket 13 being vertically arranged, outside
Central axis is provided with spring 3 in protective case 13, and 3 top and bottom of spring are respectively arranged with the first adjusting sleeve 10 and second adjustment
Set 14；
First adjusting sleeve, 10 top is connected with movable joint connecting screw 9 in first, movable joint connecting screw 9 and outer protection in first
Sealing ring box 2 outside set 13 connects, and sealing ring wire cover 7 is socketed with outside sealing ring box 2, sealing ring box 2 is internally provided with taper
Sealing ring 8,8 bottom of conical seal ring are connected with movable joint connecting screw 9 in first；
Second adjustment covers 14 bottoms and is connected with movable joint connecting screw 4 in second, and 4 bottom of movable joint connecting screw connects in second
There is righting cushion rubber wire cover 18, righting cushion rubber 6 is provided with the righting cushion rubber wire cover 18, is lived in 6 top of righting cushion rubber and second
Section connecting screw 4 connects, and 6 end of righting cushion rubber is externally connected with connecting screw 19 under righting cushion rubber box.
In second the height being socketed on outside spring 3 is provided between movable joint connecting screw 9 in movable joint connecting screw 4 and first
Silk pressing hose 12, is connected with universal pull rod 11 in second in movable joint connecting screw 4 and first between movable joint connecting screw 9.
4 side of movable joint connecting screw is connected to outside outer jointing jacket 13 by silk pipe nipple 15 in second, and 15 end of silk pipe nipple is
Grease nipple 16, is provided with high pressure valve 17 on 16 one end of grease nipple of silk pipe nipple 15.Movable joint connecting screw 4 and righting cushion rubber in second
Righting cushion rubber pressing sleeve 5 is provided between 6, sealing ring pressing sleeve 1 is provided between sealing ring wire cover 7 and sealing ring box 2.
The utility model well head Universal sealed device, in use, pumping unit is parked in 80 centimeters or so positions of bottom dead centre first,
Old seal box is dismantled, the side's of accomplishing fluently card, sheds the widgets such as pumping unit horsehead load, polished rod eye, cap ned, takes out with regard to sealing ring box
2。
Well head Universal sealed device is inserted at polished rod upper end, then installs the widget such as polished rod eye, cap ned side of accomplishing fluently
Card.Righting cushion rubber wire cover 18 is opened, 5 dress righting cushion rubber 6 of righting cushion rubber pressing sleeve is taken out, presses righting cushion rubber pressing sleeve 5 and tighten
Righting cushion rubber wire cover 18.
Continue to open sealing ring wire cover 7, take out sealing ring pressing sleeve 1, install conical seal ring 8, press sealing ring pressing sleeve 1,
Tighten sealing ring wire cover 7.
High pressure valve 17 is finally opened, lubricant is inwardly added with oil gun, high pressure valve 17 is twisted, lubricant passes through silk pipe nipple 15
Movable joint connecting screw 4 in into second, the lubricant in second in movable joint connecting screw 4 immerse downwards 5 He of righting cushion rubber pressing sleeve
Righting cushion rubber 6, enters spring 3, polished rod is lubricated in spring 3 by lubricant, reduces polished rod 4 upwardly through high silk pressing hose 12
Eccentric wear.
Lubricant passes through movable joint connecting screw 9 in first and is penetrated into sealing ring box 2, and conical seal ring 8 is lubricated, and is reduced
Conical seal ring 8 because eccentric wear and caused by replacement cost and maintenance cost, prevent polished rod from being corroded, reduce oil well operation into
This.
The position of righting cushion rubber 6, the righting polished rod together with the first adjusting sleeve 10, second adjustment set 14 of righting cushion rubber pressing sleeve 5,
Eccentric wear caused by avoiding position of polished rod offset, reduces the cost and workload of maintenance.
Claims (5)
1. well head Universal sealed device, it is characterised in that including the cylindric outer jointing jacket (13) being vertically arranged, the outer jointing jacket
(13) interior central axis is provided with spring (3), and spring (3) top and bottom are respectively arranged with the first adjusting sleeve (10) and
Two adjusting sleeves (14)；
First adjusting sleeve (10) top is connected with movable joint connecting screw (9) in first, movable joint connecting screw in described first
(9) the sealing ring box (2) with outer jointing jacket (13) outside is connected, and sealing ring wire cover (7) is socketed with outside the sealing ring box (2),
The sealing ring box (2) is internally provided with conical seal ring (8), and conical seal ring (8) bottom is connected with movable joint in first
Screw (9) connects；
Second adjustment set (14) bottom is connected with movable joint connecting screw (4) in second, movable joint connecting screw in described second
(4) bottom is connected with righting cushion rubber wire cover (18), and righting cushion rubber (6) is provided with the righting cushion rubber wire cover (18), described to help
Positive cushion rubber (6) top is connected with movable joint connecting screw (4) in second, and righting cushion rubber (6) end is externally connected with righting cushion rubber
Connecting screw (19) under box.
2. well head Universal sealed device according to claim 1, it is characterised in that movable joint connecting screw (4) in described second
And be provided with first between movable joint connecting screw (9) and be socketed on the exterior high silk pressing hose (12) of spring (3), in described second
Universal pull rod (11) is connected with movable joint connecting screw (4) and first between movable joint connecting screw (9).
3. well head Universal sealed device according to claim 1, it is characterised in that movable joint connecting screw (4) in described second
Side is connected to outer jointing jacket (13) outside by silk pipe nipple (15).
4. well head Universal sealed device according to claim 1, it is characterised in that movable joint connecting screw (4) in described second
Righting cushion rubber pressing sleeve (5) is provided between righting cushion rubber (6), is set between the sealing ring wire cover (7) and sealing ring box (2)
There is sealing ring pressing sleeve (1).
5. well head Universal sealed device according to claim 3, it is characterised in that silk pipe nipple (15) end is grease nipple
(16), it is provided with high pressure valve (17) on grease nipple (16) one end of the silk pipe nipple (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721176270.3U CN207348816U (en) | 2017-09-14 | 2017-09-14 | Well head Universal sealed device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721176270.3U CN207348816U (en) | 2017-09-14 | 2017-09-14 | Well head Universal sealed device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207348816U true CN207348816U (en) | 2018-05-11 |
Family
ID=62411014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721176270.3U Expired - Fee Related CN207348816U (en) | 2017-09-14 | 2017-09-14 | Well head Universal sealed device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207348816U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594086A (en) * | 2020-05-28 | 2020-08-28 | 延长油田股份有限公司定边采油厂 | Multi-section universal sealer for oil well head |
-
2017
- 2017-09-14 CN CN201721176270.3U patent/CN207348816U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594086A (en) * | 2020-05-28 | 2020-08-28 | 延长油田股份有限公司定边采油厂 | Multi-section universal sealer for oil well head |
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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: 20180511 Termination date: 20190914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |