CN201826804U - Twin-well ocean wellhead assembly - Google Patents
Twin-well ocean wellhead assembly Download PDFInfo
- Publication number
- CN201826804U CN201826804U CN2010205724026U CN201020572402U CN201826804U CN 201826804 U CN201826804 U CN 201826804U CN 2010205724026 U CN2010205724026 U CN 2010205724026U CN 201020572402 U CN201020572402 U CN 201020572402U CN 201826804 U CN201826804 U CN 201826804U
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- CN
- China
- Prior art keywords
- valve
- twin
- wellhead assembly
- flap type
- well
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- 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
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Abstract
The utility model discloses a twin-well ocean wellhead assembly which is characterized by comprising an oil production tree cap assembly (1), an integral main valve (2), a hydraulic safety valve (3), an integral flank valve (4), an instrument flange (5), a throttle valve (6), an upper flange (7), a manual flat valve A (8), a manual flat valve B (9), a manual flat valve C (10) and a supporting seat (11), wherein the supporting seat (11) is provided with the manual flat valve C (10), the manual flat valve B (9) and the manual flat valve A (8); and a valve body is provided with the integral main valve (2), the hydraulic safety valve (3) and the integral flank valve (4). The twin-well ocean wellhead assembly is equipped with the hydraulic safety valve, therefore, the remote control of automatic close is realized and the safe production is ensured.
Description
Technical field
The utility model relates to the ocean wellhead assembly, is specifically related to a kind of twin-well ocean wellhead assembly.
Background technology
It is big that single well production not only takes up an area of the space, and production efficiency is low, and cost of production is also high, especially the offshore oil production working platform takes up room greatly, and the working platform construction cost is big, and operating maintenance is also inconvenient, usage quantity that the more important thing is single valve is many, and pad is also corresponding many, and leakage point is also many.
Summary of the invention
The purpose of this utility model is: a kind of twin-well ocean wellhead assembly is provided, this extracting device of oil has adopted casing head and tubing head integrated design, reduced the height of complete machine, production tree master latus rectum direction is designed to a whole main valve, adopt the integrated valve structure at the complete machine flank, is furnished with safety valve, remote controlledly close automatically, ensure safety in production, reduced simultaneously and taken up room and reduced connection and leakage point between the single valve, realize installing on well of drilling team two cover oil production equipments, improved production efficiency, saved cost for oil production.
Technical solution of the present utility model is: this twin-well ocean wellhead assembly comprises tree cap assembly, monolithic main valve, the safety valve that surges, one-piece side flutter valve, instrument flange, choke valve, upper flange, manual flap type A, manual flap type B, manual flap type C and supporting seat, manual flap type C and manually flap type B and manually flap type A are installed on supporting seat, monolithic main valve and surge safety valve and one-piece side flutter valve are installed on valve body.
In the wellhead assembly of twin-well of the present utility model ocean, install flange in the bottom of valve body.
In the wellhead assembly of twin-well of the present utility model ocean, the tree cap assembly is installed on the top of valve body.
In the wellhead assembly of twin-well of the present utility model ocean, at other instrument flange and the choke valve installed of one-piece side flutter valve.
The utility model twin-well ocean wellhead assembly is furnished with the safety valve of surging, and remote controlledly closes automatically, ensure safety in production, reduced taking up room and reduced leakage point, realize installing on well of drilling team two cover oil production equipments, improve production efficiency, saved cost for oil production.
Description of drawings
Fig. 1 is the utility model structural representation.
Among the figure: 1. tree cap assembly, 2. monolithic main valve, the safety valve that 3. surges, 4. one-piece side flutter valve, 5. instrument flange, 6. choke valve, 7. upper flange, 8. manual flap type A, 9. manual flap type B, 10. manual flap type C, 11. supporting seats.
The specific embodiment
As shown in Figure 1, this twin-well ocean wellhead assembly comprises tree cap assembly 1, monolithic main valve 2, the safety valve 3 that surges, one-piece side flutter valve 4, instrument flange 5, choke valve 6, upper flange 7, manually flap type A8, manually flap type B9, manually flap type C10 and supporting seat 11, manual flap type C10 and manually flap type B9 and manually flap type A8 are installed on supporting seat 11, monolithic main valve 2 and surge safety valve 3 and one-piece side flutter valve 4 are installed on valve body.
In the wellhead assembly of twin-well of the present utility model ocean, install flange 7 in the bottom of valve body.
In the wellhead assembly of twin-well of the present utility model ocean, tree cap assembly 1 is installed on the top of valve body.
In the wellhead assembly of twin-well of the present utility model ocean, at one-piece side flutter valve 4 other instrument flange 5 and the choke valves 6 installed.
The utility model twin-well ocean wellhead assembly is furnished with the safety valve of surging, and remote controlledly closes automatically, ensures safety in production.
Claims (1)
1. twin-well ocean wellhead assembly, it is characterized in that: this twin-well ocean wellhead assembly comprises tree cap assembly (1), monolithic main valve (2), safety valve (3) surges, one-piece side flutter valve (4), instrument flange (5), choke valve (6), upper flange (7), manual flap type A (8), manual flap type B (9), manual flap type C (10) and supporting seat (11), go up installation manual flap type C (10) and manually flap type B (9) and manually flap type A (8) at supporting seat (11), monolithic main valve (2) and safety valve that surges (3) and one-piece side flutter valve (4) are installed on valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205724026U CN201826804U (en) | 2010-10-22 | 2010-10-22 | Twin-well ocean wellhead assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205724026U CN201826804U (en) | 2010-10-22 | 2010-10-22 | Twin-well ocean wellhead assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201826804U true CN201826804U (en) | 2011-05-11 |
Family
ID=43965347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205724026U Expired - Fee Related CN201826804U (en) | 2010-10-22 | 2010-10-22 | Twin-well ocean wellhead assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201826804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452489A (en) * | 2012-06-01 | 2013-12-18 | 洪泽东俊机械有限公司 | Wellhead four-way casing for oil production deep well |
-
2010
- 2010-10-22 CN CN2010205724026U patent/CN201826804U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452489A (en) * | 2012-06-01 | 2013-12-18 | 洪泽东俊机械有限公司 | Wellhead four-way casing for oil production deep well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20111022 |