CN214196252U - Novel throw and drag for electric submersible pump well head christmas tree device - Google Patents
Novel throw and drag for electric submersible pump well head christmas tree device Download PDFInfo
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- CN214196252U CN214196252U CN202120127408.0U CN202120127408U CN214196252U CN 214196252 U CN214196252 U CN 214196252U CN 202120127408 U CN202120127408 U CN 202120127408U CN 214196252 U CN214196252 U CN 214196252U
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- hanger
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- submersible pump
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Abstract
The utility model discloses a novel throw and drag for electric submersible pump well head christmas tree device, include: the device comprises a cable hanger, a tubing head, a tubing hanger, a lifting flange, an adapter, a Christmas tree, a cable connector, a cable socket, a nut and a sealing ring. The cable hanger is connected with a cable connector and a cable socket, and the cable connector is arranged in the lifting pipe and forms a seal with the lifting pipe. The lifting pipe is connected with an oil pipe head, an oil pipe hanger is arranged in the oil pipe head, and the oil pipe hanger is fixed by adopting a jackscrew. The oil pipe hanger hangs an oil pipe. The oil pipe head is connected with the adapter, the adapter is connected with the Christmas tree, and oil flows out through the Christmas tree. The utility model discloses it drags for electric submersible pump well head christmas tree device to be traditional well head christmas tree device can hang about 2 times of oil pipe diameter mutually, so output obtains improving, solves the hard pipe combination formula cable assembly of metal simultaneously and hangs the problem, has advantages such as safe, reliable, stable performance, longe-lived.
Description
Technical Field
The utility model relates to an oil recovery device, in particular to novel throw and drag for electric submersible pump well head christmas tree device.
Background
Along with the requirement of increasing the production of an oil field, in the prior art, because a traditional wellhead Christmas tree device cannot be used for hanging a large-scale metal hard pipe combined cable device, the power of a used electric submersible pump is small, the drift diameter is small, and the drift diameter of a traditional oil pipe hanger hanging oil pipe and a Christmas tree assembly is small, so that the oil yield is limited.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel throw and drag for electric submersible pump well head christmas tree device can hang large-scale electric submersible pump, and the latus rectum is big, and output is high, safe and reliable, stable performance.
The utility model discloses a theory of operation: a novel throwing and fishing electric submersible pump wellhead Christmas tree device comprises a Christmas tree assembly, a lifting flange, an oil pipe head assembly and a cable hanger which are sequentially arranged from top to bottom; an adapter assembly is arranged between the lifting flange and the Christmas tree assembly; the flow area of the raised flange is more than or equal to 38.5 square inches; a metal hard tube combined cable is suspended in the cable hanger; the upper end of the cable hanger is provided with a cable connector and a cable socket; the cable joint is arranged in the lifting flange and forms a seal with the lifting flange; an oil pipe hanger is arranged in the oil pipe head assembly; a symmetrical double-slip structure is adopted in the cable hanger; a metal sealing ring is arranged in the cable hanger; the cable hanger suspends a cable size of 1.5 inches or more.
Further, the method comprises the following steps: the cable hanger is sequentially provided with a union connection, an adaptive connection and a slip assembly from bottom to bottom; the union is connected with the union nut through a connecting pipe; the union is connected with an O-shaped ring; the slip assembly comprises slips, a slip seat and a slip gland; the two groups of slips are symmetrically arranged on the upper side and the lower side of the slip seat; the upper slips are compressed through a packing gland; and the slips at the lower side are compressed by a slip gland.
Further, the method comprises the following steps: the metal hard tube combined cable is clamped in the cable hanger through slips.
Further, the method comprises the following steps: the oil pipe hanger is fixed in the oil pipe head assembly through a jackscrew.
Further, the method comprises the following steps: the size of the oil pipe hanger suspension oil pipe is more than or equal to 7 inches; the oil pipe hanger adopts an air-tight thread buckle type.
Further, the method comprises the following steps: the large drift diameter of the Christmas tree assembly is more than 7 inches; the Christmas tree assembly gate valve adopts a ball screw structure.
The utility model has the advantages that: the cable hanger in the technical scheme can be used for hanging a large-scale metal hard pipe combined cable device with the length of more than 1.5 inches, so that the cable hanger can be matched with a large-scale submersible electric pump with the length of more than 7 inches, the requirement of hanging a cable device with the weight of more than 20 tons is met, and the phenomenon that the cable device is jacked up due to the pressure in a well can be prevented (the jacking force is prevented from being at least 30 tons). The metal spring sealing ring not only ensures the reliability of high-low pressure sealing, but also greatly prolongs the service life. The oil pipe hanger in the technical scheme can hang oil pipes of more than 7 inches, and meanwhile, the sealing effect during oil extraction or gas production is enhanced by adopting an air-tight thread buckle type; the novel production tree design is greater than 7 inches for big latus rectum design, increases substantially oil output, and the gate valve adopts the ball structure simultaneously, reduces production tree operation moment of torsion.
Drawings
FIG. 1 is a structural diagram of a Christmas tree device assembly of a wellhead of a novel throwing and fishing electric submersible pump;
fig. 2 is a schematic view of the construction of the cable hanger device.
Labeled as: 1. a cable hanger; 1.0, a metal hard tube combined cable; 1.1, a stud; 1.2, a nut; 1.3, a slip gland; 1.4, slips; 1.5, a slip seat; 1.6, a packing gland; 1.7, a metal sealing ring; 1.8, adaptive connection; 1.9, union connection; 1.10, union nut; 1.11, connecting pipes; 1.12, O-shaped ring; 2. an oil pipe head assembly; 3. an oil pipe hanger; 4. raising the flange; 5. a cable joint; 6. a cable socket; 7. positioning pins; 8. an adapter assembly; 9. a Christmas tree assembly; 10. a sleeve; 11. and (4) an oil pipe.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.
As shown in fig. 1 and 2, the novel throwing-fishing electric submersible pump wellhead christmas tree device comprises a christmas tree assembly 9, a lifting flange 4, a tubing head assembly 2 and a cable hanger 1 which are sequentially arranged from top to bottom; an adapter assembly 8 is arranged between the lifting flange 4 and the Christmas tree assembly 9; the flow area of the raised flange 4 is more than or equal to 38.5 square inches; a metal hard tube combined cable 1.0 is suspended in the cable hanger 1; the upper end of the cable hanger 1 is provided with a cable connector 5 and a cable socket 6; the cable joint 5 is arranged in the lifting flange 4 and forms a seal with the lifting flange 4; an oil pipe hanger 3 is arranged in the oil pipe head assembly 2; a symmetrical double-slip structure is adopted in the cable hanger 1, and bidirectional suspension of the cable is realized through the symmetrical double-slip structure; a metal sealing ring 1.7 is arranged in the cable hanger 1; the size of a suspended cable of the cable hanger 1 is larger than or equal to 1.5 inches, the cable hanger can be matched with a large-scale submersible pump with the length of more than 7 inches, the requirement of hanging a cable device with the weight of more than 20 tons is met, and meanwhile the phenomenon that the cable device is jacked up due to the pressure in a well can be prevented.
On the basis, the cable hanger 1 is sequentially provided with a union connection 1.9, an adaptive connection 1.8 and a slip assembly from bottom to bottom; the union connection 1.9 is sleeved with a connecting pipe 1.11 and a union nut 1.10; an O-shaped ring 1.12 is arranged on the union joint 1.9; the slip assembly comprises slips 1.4, a slip seat 1.5 and a slip gland 1.3; the slips 1.4 are divided into two groups and symmetrically arranged on the upper side and the lower side of the slip seat 1.5; the slips 1.4 on the upper side are tightly pressed through a packing gland 1.6; the slips 1.4 on the lower side are pressed by slip pressing covers 1.3.
On the basis, the metal hard tube combined type cable 1.0 is clamped in the cable hanger 1 through slips 1.4.
On the basis, the oil pipe hanger 3 is fixed in the oil pipe head assembly 2 through a jackscrew.
The traditional oil pipe hanger hangs oil pipe and is mostly 3 inches or 4 inches, and the oil pipe hanger among this technical scheme can hang oil pipe more than 7 inches, adopts airtight thread knot type simultaneously, and the sealed effect of reinforcing when oil recovery or gas production.
The drift diameter of traditional production tree is mostly 3 inches or 4 inches, and the big drift diameter of production tree assembly 9 among this technical scheme is greater than 7 inches, increases substantially oil output, and the gate valve adopts the ball structure simultaneously, can reduce production tree operating torque.
The above-mentioned embodiments should not limit the present invention in any way, and all the technical solutions obtained by adopting equivalent replacement or equivalent conversion fall within the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel throw and drag for electric submersible pump well head production tree device which characterized in that: comprises a Christmas tree assembly (9), a lifting flange (4), a tubing head component (2) and a cable hanger (1) which are arranged from top to bottom in sequence; an adapter assembly (8) is arranged between the lifting flange (4) and the Christmas tree assembly (9); the flow area of the lifting flange (4) is more than or equal to 38.5 square inches; a metal hard tube combined cable (1.0) is suspended in the cable hanger (1); the upper end of the cable hanger (1) is provided with a cable connector (5) and a cable socket (6); the cable joint (5) is arranged in the lifting flange (4) and forms a seal with the lifting flange (4); an oil pipe hanger (3) is arranged in the oil pipe head assembly (2); a symmetrical double-slip structure is adopted in the cable hanger (1); a metal sealing ring (1.7) is arranged in the cable hanger (1); the cable hanger (1) is used for hanging cables with the size of more than or equal to 1.5 inches.
2. The novel salvage electric submersible pump wellhead Christmas tree device as claimed in claim 1, wherein: the cable hanger (1) is sequentially provided with a union connection (1.9), an adaptive connection (1.8) and a slip assembly from bottom to bottom; the union connection (1.9) is sleeved with a connecting pipe (1.11) and a union nut (1.10); an O-shaped ring (1.12) is arranged on the union connection (1.9); the slip assembly comprises slips (1.4), a slip seat (1.5) and a slip gland (1.3); the two groups of slips (1.4) are symmetrically arranged on the upper side and the lower side of the slip seat (1.5); the slips (1.4) on the upper side are compressed through a packing gland (1.6); the slips (1.4) on the lower side are pressed through slip pressing covers (1.3).
3. The novel salvage electric submersible pump wellhead Christmas tree device as claimed in claim 2, wherein: the metal hard tube combined cable (1.0) is clamped in the cable hanger (1) through slips (1.4).
4. The novel salvage electric submersible pump wellhead Christmas tree device as claimed in claim 1, wherein: the oil pipe hanger (3) is fixed in the oil pipe head assembly (2) through a jackscrew.
5. The novel salvage electric submersible pump wellhead Christmas tree device as claimed in claim 1, wherein: the oil pipe hanger (3) is used for hanging an oil pipe with the size being more than or equal to 7 inches; the oil pipe hanger (3) is in an air-tight threaded buckle type.
6. The novel salvage electric submersible pump wellhead Christmas tree device as claimed in claim 1, wherein: the large drift diameter of the Christmas tree assembly (9) is more than 7 inches; the gate valve of the Christmas tree assembly (9) adopts a ball screw structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120127408.0U CN214196252U (en) | 2021-01-18 | 2021-01-18 | Novel throw and drag for electric submersible pump well head christmas tree device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120127408.0U CN214196252U (en) | 2021-01-18 | 2021-01-18 | Novel throw and drag for electric submersible pump well head christmas tree device |
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| Publication Number | Publication Date |
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| CN214196252U true CN214196252U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120127408.0U Active CN214196252U (en) | 2021-01-18 | 2021-01-18 | Novel throw and drag for electric submersible pump well head christmas tree device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753799A (en) * | 2021-12-31 | 2022-07-15 | 中国石油天然气集团有限公司 | Cable suspension sealing device, system, use method and application |
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2021
- 2021-01-18 CN CN202120127408.0U patent/CN214196252U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753799A (en) * | 2021-12-31 | 2022-07-15 | 中国石油天然气集团有限公司 | Cable suspension sealing device, system, use method and application |
| CN114753799B (en) * | 2021-12-31 | 2024-04-30 | 中国石油天然气集团有限公司 | Cable suspension sealing device, system, use method and application |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230404 Address after: No. 16, Xihenggang Street, Yangchenghu Town, Xiangcheng District, Suzhou City, Jiangsu Province, 215138 Patentee after: Suzhou Dawson Drilling and Production Equipment Co.,Ltd. Address before: 215137 Taiping Town, Suzhou, Jiangsu, Xiangcheng District Patentee before: SUZHOU DOUSON DRILLING & PRODUCTION EQUIPMENT Co.,Ltd. |