CN219826771U - Drilling wellhead capable of being simply and quickly installed - Google Patents
Drilling wellhead capable of being simply and quickly installed Download PDFInfo
- Publication number
- CN219826771U CN219826771U CN202320973656.6U CN202320973656U CN219826771U CN 219826771 U CN219826771 U CN 219826771U CN 202320973656 U CN202320973656 U CN 202320973656U CN 219826771 U CN219826771 U CN 219826771U
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- China
- Prior art keywords
- head
- assembly
- sleeve
- casing
- oil pipe
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- 238000005553 drilling Methods 0.000 title claims abstract description 27
- 210000002445 nipple Anatomy 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 239000003208 petroleum Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 241000191291 Abies alba Species 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Earth Drilling (AREA)
Abstract
The utility model discloses a simple and quick-mounting well drilling wellhead, which belongs to the technical field of petroleum exploitation, wherein a blowout preventer mounted in a casing head assembly can be used for normally drilling, after drilling is completed, a bottom casing is connected with the casing head assembly in a threaded manner, a slip hanger is assembled after the bottom casing is fixed, a casing head four-way assembly is connected with an LTC casing I, after drilling is completed, the top of a technical casing is mounted on the tubing head four-way assembly through the LTC casing II, and meanwhile, a clamping hanger is mounted in the tubing head four-way assembly, so that time and labor are saved, an EU tubing I, an EU tubing hanger II and an EU tubing hanger II are mounted on two sides of the top of the tubing head four-way assembly respectively, and a casing head casing is connected with an oil production tree through a flange.
Description
Technical Field
The utility model belongs to the technical field of petroleum exploitation, and particularly relates to a drilling wellhead easy and quick to install.
Background
Drilling is a work of drilling holes from the ground by using mechanical equipment or manpower, which is called drilling, and generally refers to engineering drilling of drilling boreholes and large-diameter water supply wells by exploring or developing liquid and gaseous minerals such as petroleum, natural gas and the like, and has very wide application in national economy construction.
Along with the development of science and technology, most all use mechanical drilling, in the installation technique to the well drilling well head at present, the simple and easy well head that is used often in the oil well completion well head includes coaxial technical sleeve and oil reservoir sleeve, oil reservoir sleeve is located technical sleeve's inner chamber, technical sleeve's upper port is equipped with technical sleeve female screw thread, technical sleeve female screw thread's below is equipped with technical sleeve inner step, technical sleeve inner step's top is equipped with annular iron plate, annular iron plate's hole laminating is at oil reservoir sleeve's outer wall, oil reservoir sleeve's upper end has connect the oil reservoir sleeve coupling soon, it is very complicated to operate at well drilling well head equipment in-process, need spend a large amount of time to operate, increase construction cost when increasing intensity of labour.
Disclosure of Invention
In order to overcome the defects, the utility model provides a drilling wellhead which is simply and quickly installed, and solves the problems that the upper end of a casing is connected with a casing collar in a screwing mode, the operation is very complicated in the assembly process of the drilling wellhead, a great deal of time is required for operation, the labor intensity is increased, and the construction cost is increased.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a well drilling well head of simple and easy quick installation, includes the technique sleeve pipe, technique sleeve pipe is from supreme casing head assembly, casing head cross assembly and the tubing head cross assembly of being equipped with in proper order down, casing head assembly, casing head cross assembly and one side of tubing head cross assembly all are equipped with pressure detection subassembly, casing head assembly, casing head cross assembly and the opposite side of tubing head cross assembly all are equipped with the pipe and stop, the preventer is all installed to casing head assembly, casing head cross assembly and tubing head cross assembly inside.
As a further aspect of the utility model: the casing head assembly and the casing head four-way assembly are respectively connected with an upper cover, the top of the tubing head four-way assembly is connected with a casing head shell, and the casing head shell is connected with a top flange.
As a further aspect of the utility model: the casing head assembly is in threaded connection through a bottom casing, an adapter flange is in threaded connection with the top of the casing head assembly, a blowout preventer below is located outside the bottom casing, a slip hanger is installed outside the bottom casing, and the slip hanger is arranged inside the casing head assembly.
As a further aspect of the utility model: the specification of the casing head assembly is 13-5/8 '. Times.3K, the specification of the casing head four-way assembly is 11 '. Times.3K, and the specification of the tubing head four-way assembly is 7-1/16 '. Times.3K.
As a further aspect of the utility model: the bottom of the casing head four-way assembly is connected with the bottom casing through an LTC casing I, and the top of the casing head four-way assembly is connected with the upper cover in the middle through an adaptive flange.
As a further aspect of the utility model: the bottom of the tubing head four-way assembly is in threaded connection with the top end of the technical sleeve through a second LTC sleeve, the top of the second LTC sleeve is provided with a clamping hanger, and the clamping hanger is installed in a bottom orifice of the tubing head four-way assembly.
As a further aspect of the utility model: the novel oil pipe head is characterized in that one side of the top of the oil pipe head four-way assembly is provided with an EU oil pipe I, the EU oil pipe I is connected with an EU oil pipe hanger I, the other side of the top of the oil pipe head four-way assembly is provided with an EU oil pipe II, the EU oil pipe II is connected with an EU oil pipe hanger II, the top of the oil pipe head four-way assembly is provided with a casing head shell, the specifications of the EU oil pipe I and the EU oil pipe hanger I are 2-3/8 ', and the specifications of the EU oil pipe II and the EU oil pipe hanger II are 1'.
As a further aspect of the utility model: the pressure detection assembly comprises a double male nipple, one end of the double male nipple is communicated with a ball valve, a meter connector is arranged on the ball valve, and a pressure meter is arranged at the top of the meter connector.
Compared with the prior art, the utility model has the beneficial effects that: the technical sleeve is limited and supported through the casing head assembly, the casing head four-way assembly and the tubing head four-way assembly, the blowout preventer installed in the casing head assembly can normally drill, after drilling is completed, the bottom sleeve is connected with the casing head assembly through threads, the slip hanger is assembled after the bottom sleeve is fixed, the operation is convenient, the casing head four-way assembly is connected with the LTC sleeve I, the blowout preventer in the casing head four-way assembly normally works, after drilling is completed, the top of the technical sleeve is installed on the tubing head four-way assembly through the LTC sleeve II, meanwhile, the clamping hanger is installed in the tubing head four-way assembly, time and labor are saved, the EU tubing I, the EU tubing hanger II and the EU tubing hanger II are installed on two sides of the top of the tubing head four-way assembly respectively, and the oil production tree is connected on the casing head shell through flanges, the traditional method of adopting a coupling is omitted, a large amount of installation time is saved, the labor intensity is reduced, meanwhile, the stability of oil production operation can be guaranteed.
Drawings
Fig. 1 is a schematic view of a partial cross-sectional structure in front view of the present utility model.
Fig. 2 is a schematic cross-sectional view of the present utility model.
FIG. 3 is a schematic view of a tubing head four-way assembly of the present utility model.
In the figure: 1. a technical sleeve; 2. a casing head assembly; 3. a casing head four-way assembly; 4. a tubing head four-way assembly; 5. an upper cover; 6. a slip hanger; 7. a pressure detection assembly; 701. a double male nipple; 702. a ball valve; 703. a watch joint; 704. a pressure gauge; 8. plugging a pipe; 9. a bottom sleeve; 10. blowout preventer; 11. LTC sleeve I; 12. LTC sleeve two; 13. a clamping hanger; 14. EU oil pipe I; 15. EU tubing hanger one; 16. EU oil pipe II; 17. EU tubing hanger II; 18. casing head casing.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
As shown in fig. 1-3, the present utility model provides a technical solution: a well drilling wellhead is easy and quick to install.
Example 1: as shown in fig. 1 and 2, a drilling wellhead capable of being simply and quickly installed comprises a technical casing 1, wherein the technical casing 1 is sequentially provided with a casing head assembly 2, a casing head four-way assembly 3 and a tubing head four-way assembly 4 from bottom to top, one sides of the casing head assembly 2, the casing head four-way assembly 3 and the tubing head four-way assembly 4 are respectively provided with a pressure detection assembly 7, the other sides of the casing head assembly 2, the casing head four-way assembly 3 and the tubing head four-way assembly 4 are respectively provided with a pipe plug 8, and blowout preventers 10 are respectively installed inside the pipe head assembly, the casing head four-way assembly 3 and the tubing head four-way assembly 4.
The casing head assembly 2 and the casing head four-way assembly 3 are respectively connected with an upper cover 5, the top of the oil pipe head four-way assembly 4 is connected with a casing 18, and the casing 18 is connected with a top flange.
Casing head assembly 2 is through bottom sleeve 9 threaded connection, and the top threaded connection of casing head assembly 2 has the adapter flange, and preventer 10 of below is located bottom sleeve 9 outside, installs slips hanger 6 outside the bottom sleeve 9, and slips hanger 6 sets up inside casing head assembly 2.
The pressure detecting unit 7 includes a double male nipple 701, one end of the double male nipple 701 is connected with a ball valve 702, a meter joint 703 is installed on the ball valve 702, and a pressure gauge 704 is installed on top of the meter joint 703.
The technical sleeve 1 is limited and supported through the sleeve head assembly 2, the sleeve head four-way assembly 3 and the oil pipe head four-way assembly 4, a blowout preventer 10 installed in the sleeve head assembly 2 can normally drill, after drilling is completed, the bottom sleeve 9 is in threaded connection with the sleeve head assembly 2, and after the bottom sleeve 9 is fixed, the slip hanger 6 is assembled, so that the operation is convenient. :
example 2: as shown in FIG. 2, the specification of the casing head assembly 2 is 13-5/8 '. Times.3K, the specification of the casing head four-way assembly 3 is 11 '. Times.3K, the specification of the tubing head four-way assembly 4 is 7-1/16 '. Times.3K, the bottom of the casing head four-way assembly 3 is connected with the bottom casing 9 through the LTC casing I11, and the top of the casing head four-way assembly 3 is connected with the upper cover 5 in the middle through an adapting flange.
The casing head four-way assembly 3 is connected with the LTC casing pipe I11, the blowout preventer 10 in the casing head four-way assembly 3 works normally, after drilling is completed, the top of the technical casing pipe 1 is arranged on the tubing head four-way assembly 4 through the LTC casing pipe II 12, and meanwhile, the clamping hanger 13 is arranged in the tubing head four-way assembly 4, so that time and labor are saved. :
example 3: as shown in fig. 3, the bottom of the tubing head four-way assembly 4 is in threaded connection with the top end of the technical sleeve 1 through the LTC sleeve two 12, the top of the LTC sleeve two 12 is provided with a clamping hanger 13, and the clamping hanger 13 is installed in a bottom orifice of the tubing head four-way assembly 4.
The EU oil pipe I14 is installed on one side at the top of the oil pipe head four-way assembly 4, the EU oil pipe I14 is connected with the EU oil pipe hanger I15, the EU oil pipe II 16 is installed on the other side at the top of the oil pipe head four-way assembly 4, the EU oil pipe II 16 is connected with the EU oil pipe hanger II 17, the casing 18 is installed at the top of the oil pipe head four-way assembly 4, the specifications of the EU oil pipe I14 and the EU oil pipe hanger I15 are 2-3/8', and the specifications of the EU oil pipe II 16 and the EU oil pipe hanger II 17 are 1).
The EU oil pipe I14, the EU oil pipe II 16 and the EU oil pipe II 17 are respectively installed on two sides of the top of the oil pipe head four-way assembly 4, and the completion can be realized by connecting the christmas tree on the casing head shell 18 through a flange, so that the traditional coupling mounting mode is abandoned, and a large amount of mounting time is saved.
The working principle of the utility model is as follows:
the technical sleeve 1 is limited and supported through the sleeve head assembly 2, the sleeve head four-way assembly 3 and the oil pipe head four-way assembly 4, the pressure on the technical sleeve 1 is monitored in real time through the pressure gauge 704, the blowout preventer 10 installed in the sleeve head assembly 2 can normally drill, after the drilling is completed, the bottom sleeve 9 is in threaded connection with the sleeve head assembly 2, and the slip hanger 6 is assembled after the bottom sleeve 9 is fixed.
And secondly, the casing head four-way assembly 3 is connected with the LTC casing pipe I11, the blowout preventer 10 in the casing head four-way assembly 3 works normally, after drilling is completed, the top of the technical casing pipe 1 is arranged on the tubing head four-way assembly 4 through the LTC casing pipe II 12, and meanwhile, the clamping hanger 13 is arranged in the tubing head four-way assembly 4.
And installing an EU oil pipe I14, an EU oil pipe hanger I15, an EU oil pipe II 16 and an EU oil pipe hanger II 17 on two sides of the top of the oil pipe head four-way assembly 4 respectively, and connecting the christmas tree on the casing head shell 18 through flanges to complete the well.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.
Claims (8)
1. The utility model provides a well drilling well head of simple and easy quick installation, includes technical sleeve (1), its characterized in that: the technical sleeve (1) is sequentially provided with a sleeve head assembly (2), a sleeve head four-way assembly (3) and a tubing head four-way assembly (4) from bottom to top, one sides of the sleeve head assembly (2), the sleeve head four-way assembly (3) and the tubing head four-way assembly (4) are respectively provided with a pressure detection assembly (7), the other sides of the sleeve head assembly (2), the sleeve head four-way assembly (3) and the tubing head four-way assembly (4) are respectively provided with a pipe plug (8), and blowout preventers (10) are respectively arranged inside the sleeve head assembly, the sleeve head four-way assembly (3) and the tubing head four-way assembly (4).
2. A simple and quick install well head according to claim 1, wherein: the casing head assembly (2) and the casing head four-way assembly (3) are respectively connected with an upper cover (5), the top of the tubing head four-way assembly (4) is connected with a casing head shell (18), and the casing head shell (18) is connected with a top flange.
3. A simple and quick install well head according to claim 2, wherein: casing head assembly (2) are through bottom sleeve pipe (9) threaded connection, the top threaded connection of casing head assembly (2) has the adapter flange, and preventer (10) of below are located outside bottom sleeve pipe (9), install slips hanger (6) outside bottom sleeve pipe (9), slips hanger (6) set up inside casing head assembly (2).
4. A simple and quick install well head according to claim 1, wherein: the specification of the casing head assembly (2) is 13-5/8 '. Times.3K, the specification of the casing head four-way assembly (3) is 11 '. Times.3K, and the specification of the tubing head four-way assembly (4) is 7-1/16 '. Times.3K.
5. A simple and quick install well head according to claim 3, wherein: the bottom of casing head cross assembly (3) is connected with bottom sleeve (9) through LTC sleeve one (11), the top of casing head cross assembly (3) is connected with upper cover (5) in middle part through the adapter flange.
6. A simple and quick install well head according to claim 1, wherein: the bottom of the tubing head four-way assembly (4) is in threaded connection with the top end of the technical sleeve (1) through a second LTC sleeve (12), a clamping hanger (13) is arranged at the top of the second LTC sleeve (12), and the clamping hanger (13) is arranged in a bottom orifice of the tubing head four-way assembly (4).
7. A simple and quick install well head according to claim 1, wherein: EU oil pipe I (14) are installed to one side at oil pipe head cross assembly (4) top, EU oil pipe hanger I (15) are connected on EU oil pipe I (14), EU oil pipe II (16) are installed to the opposite side at oil pipe head cross assembly (4) top, EU oil pipe II (16) are connected with EU oil pipe hanger II (17), casing head casing (18) is installed at the top of oil pipe head cross assembly (4), the specification of EU oil pipe I (14) and EU oil pipe hanger I (15) is 2-3/8", the specification of EU oil pipe II (16) and EU oil pipe hanger II (17) is 1.
8. A simple and quick install well head according to claim 1, wherein: the pressure detection assembly (7) comprises a double male nipple (701), one end of the double male nipple (701) is communicated with a ball valve (702), a meter connector (703) is arranged on the ball valve (702), and a pressure meter (704) is arranged at the top of the meter connector (703).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320973656.6U CN219826771U (en) | 2023-04-26 | 2023-04-26 | Drilling wellhead capable of being simply and quickly installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320973656.6U CN219826771U (en) | 2023-04-26 | 2023-04-26 | Drilling wellhead capable of being simply and quickly installed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219826771U true CN219826771U (en) | 2023-10-13 |
Family
ID=88283480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320973656.6U Active CN219826771U (en) | 2023-04-26 | 2023-04-26 | Drilling wellhead capable of being simply and quickly installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219826771U (en) |
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2023
- 2023-04-26 CN CN202320973656.6U patent/CN219826771U/en active Active
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| GR01 | Patent grant |