CN205719797U - Subsea production tree test pile - Google Patents
Subsea production tree test pile Download PDFInfo
- Publication number
- CN205719797U CN205719797U CN201620312292.7U CN201620312292U CN205719797U CN 205719797 U CN205719797 U CN 205719797U CN 201620312292 U CN201620312292 U CN 201620312292U CN 205719797 U CN205719797 U CN 205719797U
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- Prior art keywords
- production tree
- subsea production
- head
- well head
- receiving space
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Abstract
The utility model discloses a kind of subsea production tree test pile, described subsea production tree includes the isolation pipe nipple for installing guiding, and shown subsea production tree test pile includes: base；Simulating well head head, it is vertically arranged on described base, and described simulation well head head is used for fixing subsea production tree, and described simulation well head head is radially provided with the receiving space that described isolation pipe nipple matches；And plug, it is arranged on the middle part in described receiving space, so that described receiving space to be isolated into upper and lower two parts；Wherein, the sidewall of described simulation well head head is provided with pressure hand-hole, and it is by the upper part in described receiving space and extraneous UNICOM.The utility model compact conformation, being simple and convenient to operate, seal point is few, reduces the possibility that leakage occurs in process of the test, improves the success rate of test.
Description
Technical field
The utility model relates to petroleum gas drilling and extracting equipment technical field.More specifically, the utility model relates to a kind of use
Test fixture in subsea production tree.
Background technology
Subsea production tree is attached to a complete set of equipment in subsea wellhead installations, it is therefore an objective to be used for controlling well head when Oil/gas Well produces
Flow and pressure, management recovers the oil or gas production operation, or water filling and gas injection operation, it is also possible to carry out down-hole workover treatment.
Subsea production tree test pile, is the important component part of production tree test tool, is mainly used in subsea production tree body hydrostatic pressing
Test the test fixture of the external hydrostatic water pressure test of gentle sealing test, anti-wear sleeve internal hydrostatic pressing test, isolation pipe nipple.
Also there is the function of production tree transportation medium-height trestle simultaneously.
Utility model content
A purpose of the present utility model is to solve at least the above, and provides the advantage that at least will be described later.
The utility model is it is also an object that provide a kind of simple and compact for structure, and easy and simple to handle, functional reliability is high under water
Production tree test pile.
In order to realize according to these purposes of the present utility model and further advantage, provide described in a kind of subsea production tree test pile
Subsea production tree includes the isolation pipe nipple for installing guiding, and described subsea production tree test pile includes:
Base；
Simulating well head head, it is vertically arranged on described base, and described simulation well head head is used for fixing subsea production tree, described
Simulation well head head is radially provided with the receiving space that described isolation pipe nipple matches；And
Plug, it is arranged on the middle part in described receiving space, so that described receiving space to be isolated into upper and lower two parts；
Wherein, the sidewall of described simulation well head head is provided with pressure hand-hole, and the upper part in described receiving space is joined by it with the external world
Logical.
Preferably, the outer wall upper end of described simulation well head head arranges H4 wellhead connector, to lock described subsea production tree
To described simulation well in word；The upper end in described receiving space is provided with sealing surface, to be constituted high densification with described subsea production tree
Envelope.
Preferably, described pressure hand-hole is arranged on the bottom of described simulation well head head；
Wherein, the sidewall of described simulation well head head is additionally provided with porus excretorius, and it is by the upper part in described receiving space and extraneous UNICOM,
Described porus excretorius is concordant with the upper surface of described plug, and described porus excretorius and described pressure hand-hole are by vertically arranged passage
Connecting, the end of the outer wall side near described simulation well head head for the described porus excretorius is removably disposed NPT plug.
Preferably, described plug is cylinder, and its upper surface is provided with the hole for hoist for lifting plug, the outer wall of described plug
It is along the circumferential direction respectively equipped with O-ring and back-up ring.
Preferably, described base is square, and it is provided with support along two diagonal, and described support is provided with hanger.
Preferably, described simulation well head head and described base between be provided with round plate, uniform 8 bolts of its excircle with institute
State the fixing connection of support.
The utility model at least includes following beneficial effect:
1st, the utility model is simple and compact for structure, easy and simple to handle, and functional reliability is high, can meet subsea production tree simultaneously
Water (gas) the pressure test of body, anti-wear sleeve and isolation pipe nipple；It is fully able to meet the work requirements of production tree parts FAT.
2nd, the utility model seal point is few, and this largely reduces in process of the test the possibility that leakage occurs, and improves
The success rate of test.
3rd, the H4 wellhead connector in the utility model with isolation pipe nipple profile match formation guide, both guarantee test after
It is capable of being installed into of simplicity from pipe nipple to simulate in well head head, in turn ensure that the reliability of isolation pipe nipple lower seal.
4th, the plug in the utility model arranges two circle sealing rings, it is ensured that the reliability sealing during high-potting.
5th, base of the present utility model arranges hanger, it is ensured that the lifting of production tree test pile requires.
6th, in the utility model, the position of pressure hand-hole has been transformed into simulation well by the middle part being conventionally located in simulation well head head
Oral bottom, it is to avoid produce with the injection pipeline being connected outside pressure hand-hole after H4 connector locking and interfere.
Part is embodied by further advantage of the present utility model, target and feature by description below, and part also will be by this
The research of utility model and practice and be understood by the person skilled in the art.
Brief description
Fig. 1 is the front perspective view of one embodiment of the utility model；
Fig. 2 is the sectional view of one embodiment of the utility model；
Fig. 3 is the sectional view of plug in the utility model；
Fig. 4 is the sectional view of the gentle leakage test of hydrostatic test of subsea production tree；
The sectional view of the external hydrostatic water pressure test that Fig. 5 is isolation pipe nipple.
Detailed description of the invention
Below in conjunction with the accompanying drawings the utility model is described in further detail, to make those skilled in the art with reference to specification literary composition
Word can be implemented according to this.
It it should be noted that experimental technique described in following embodiment, if no special instructions, is conventional method, described
Reagent and material, if no special instructions, all commercially obtain；In of the present utility model description, term " laterally ",
" longitudinally ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ",
The orientation of the instruction such as " outward " or position relationship, for based on orientation shown in the drawings or position relationship, are for only for ease of description originally
Utility model and simplifying describes, and is not instruction or the hint device of indication or element must have specific orientation, with specific
Azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
As Figure 1-3, the utility model provides a kind of subsea production tree test pile, and described subsea production tree 16 includes using
In installing the isolation pipe nipple 10 guiding, described subsea production tree test pile includes:
Base 1；
Simulating well head head 2, it is vertically arranged on described base 1, and described simulation well head head 2 is used for fixing subsea production tree
16, described simulation well head head 2 is radially provided with the receiving space 3 that described isolation pipe nipple 10 matches；And
Plug 4, it is arranged on the middle part in described receiving space 3, so that described receiving space 3 to be isolated into upper and lower two portions
Point；
Wherein, described simulation well head head 2 sidewall be provided with pressure hand-hole 5, its by the upper part in described receiving space with outward
UNICOM of boundary.
In one embodiment, the outer wall upper end of described simulation well head head 2 arranges H4 wellhead connector 18, with by described water
The locking of lower production tree 16 is simulated on well head head 2 to described；The upper end in described receiving space 3 is provided with sealing surface 7, with institute
State subsea production tree 16 and constitute high pressure sealing.
In one embodiment, described pressure hand-hole 5 is arranged on the bottom of described simulation well head head 2；
Wherein, described simulation well head head 2 sidewall be additionally provided with porus excretorius 6, its by the upper part in described receiving space 3 with outward
UNICOM of boundary, described porus excretorius 6 is concordant with the upper surface of described plug 4, and described porus excretorius 6 leads to described pressure hand-hole 5
Crossing vertically arranged passage 8 to connect, the end of the outer wall side near described simulation well head head 2 for the described porus excretorius 6 is detachable
NPT plug is set, be also removably disposed NPT plug bottom described vertical passageway 8.
In one embodiment, described plug 4 is cylinder, and its upper surface is provided with the hole for hoist 13 for lifting plug,
The outer wall of described plug 4 is along the circumferential direction respectively equipped with O-ring 14 and back-up ring 15.
In one embodiment, described base 1 is square, and it is provided with support 12, described support 12 along two diagonal
It is provided with hanger 9.
In one embodiment, being provided with round plate 11 between described simulation well head head 2 and described base 1, its excircle is uniform
8 bolts are connected with fixing with described support 12.
As shown in Figure 4, when production tree hydrostatic pressing tests gentle sealing test under water, by cantilever crane by subsea production tree
16 sling and sit is put into simulation well head head 2 upper end, offer hydraulic pressure release VX steel ring 17 on subsea production tree 16, then to
H4 connector 18 provides hydraulic pressure to be locked to subsea production tree 16 on simulation well head head 2, encourages VX steel ring 17 close simultaneously
The pressurized pipeline of hydraulic pump is connected to simulate the pressure hand-hole 5 of well head head 2 by envelope, from subsea production tree 16 upper end note
Water, will be stopped water filling, is suppressed by the pressurized pipeline of hydraulic pump, simultaneously by the exhaust on subsea production tree 16 when will fill
Hole 19 is vented.After the emptying of subsea production tree 16 inner air, block steam vent 19.Suppressed by pressurized pipeline and complete
Body hydrostatic test.It is not necessarily to water filling during body hermetic seal test, complete test by pressurized pipeline nitrogen injection.
As it is shown in figure 5, when the external hydrostatic water pressure test isolating pipe nipple, isolation pipe nipple 10 is installed to subsea production tree 16
Bottom, then being sling subsea production tree 16 by cantilever crane and sitting is put into simulation well head head 2 upper end, subsea production tree
Hydraulic pressure release VX steel ring 17 is provided on 16, then provides hydraulic pressure that subsea production tree 16 is locked to simulation to H4 connector 18
On well head head 2, encourage VX steel ring 17 to seal simultaneously, by the pressurizing port water filling evacuation of air on subsea production tree 16,
Suppress the external hydrostatic water pressure test completing to isolate pipe nipple.
The utility model uses the structure that simulation well head head is connected, its compact conformation, simple, operation side with flange beam stand
Just.Utility model seal point is few simultaneously, largely reduces the possibility that leakage occurs in process of the test, improves examination
The success rate tested, is fully able to meet the requirement of the ground performance test of subsea production tree and associated components thereof.
Although embodiment of the present utility model is disclosed as above, but it is not restricted in specification and embodiment listed
Using, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, and can
It is easily achieved other modification, therefore under the universal being limited without departing substantially from claim and equivalency range, this practicality
Novel be not limited to specific details and shown here as with describe legend.
Claims (6)
1. a subsea production tree test pile, described subsea production tree includes the isolation pipe nipple for installing guiding, its feature
It is, comprising:
Base；
Simulating well head head, it is vertically arranged on described base, and described simulation well head head is used for fixing subsea production tree, described
Simulation well head head is radially provided with the receiving space that described isolation pipe nipple matches；And
Plug, it is arranged on the middle part in described receiving space, so that described receiving space to be isolated into upper and lower two parts；
Wherein, the sidewall of described simulation well head head is provided with pressure hand-hole, and the upper part in described receiving space is joined by it with the external world
Logical.
2. subsea production tree test pile as claimed in claim 1, it is characterised in that on the outer wall of described simulation well head head
End arranges H4 wellhead connector, with by described subsea production tree locking to described simulation well in word；Described receiving space
Upper end is provided with sealing surface, to be constituted high pressure sealing with described subsea production tree.
3. subsea production tree test pile as claimed in claim 1, it is characterised in that described pressure hand-hole is arranged on institute
State the bottom of simulation well head head；
Wherein, the sidewall of described simulation well head head is additionally provided with porus excretorius, and it is by the upper part in described receiving space and extraneous UNICOM,
Described porus excretorius is concordant with the upper surface of described plug, and described porus excretorius and described pressure hand-hole are by vertically arranged passage
Connecting, the end of the outer wall side near described simulation well head head for the described porus excretorius is removably disposed NPT plug.
4. subsea production tree test pile as claimed in claim 1, it is characterised in that described plug is cylinder, on it
End face is provided with the hole for hoist for lifting plug, and the outer wall of described plug is along the circumferential direction respectively equipped with O-ring and back-up ring.
5. subsea production tree test pile as claimed in claim 1, it is characterised in that described base is square, its edge
Article two, diagonal is provided with support, and described support is provided with hanger.
6. subsea production tree test pile as claimed in claim 5, it is characterised in that described simulation well head head and the described end
Being provided with round plate between Zuo, uniform 8 bolts of its excircle are to support fixing connection with described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312292.7U CN205719797U (en) | 2016-04-14 | 2016-04-14 | Subsea production tree test pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312292.7U CN205719797U (en) | 2016-04-14 | 2016-04-14 | Subsea production tree test pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205719797U true CN205719797U (en) | 2016-11-23 |
Family
ID=57307482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620312292.7U Active CN205719797U (en) | 2016-04-14 | 2016-04-14 | Subsea production tree test pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205719797U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768979A (en) * | 2017-01-19 | 2017-05-31 | 中国石油大学(北京) | Instrument is prized in test for subsea production tree |
| CN107228264A (en) * | 2017-05-24 | 2017-10-03 | 中国海洋石油总公司 | A kind of subsea production tree test basal disc of adjustable-angle |
| CN108279118A (en) * | 2017-12-25 | 2018-07-13 | 中海油研究总院有限责任公司 | Subsea production tree tests system |
| CN108716376A (en) * | 2018-06-25 | 2018-10-30 | 上海海洋大学 | A kind of amphibious production tree pressure measuring unit |
| CN109577901A (en) * | 2018-11-23 | 2019-04-05 | 重庆前卫科技集团有限公司 | A kind of subsea wellhead connector and its pilot system and test method |
| CN111022002A (en) * | 2019-12-31 | 2020-04-17 | 中国船舶重工集团公司七五0试验场 | Wellhead environment simulation platform device and simulation method for deepwater oil and gas production system |
| CN114991698A (en) * | 2022-05-31 | 2022-09-02 | 中海油研究总院有限责任公司 | Testing system and method for downhole wellhead connector in locking state |
| CN114991698B (en) * | 2022-05-31 | 2024-05-03 | 中海油研究总院有限责任公司 | System and method for testing underwater wellhead connector in locking state |
-
2016
- 2016-04-14 CN CN201620312292.7U patent/CN205719797U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768979A (en) * | 2017-01-19 | 2017-05-31 | 中国石油大学(北京) | Instrument is prized in test for subsea production tree |
| CN107228264A (en) * | 2017-05-24 | 2017-10-03 | 中国海洋石油总公司 | A kind of subsea production tree test basal disc of adjustable-angle |
| CN108279118A (en) * | 2017-12-25 | 2018-07-13 | 中海油研究总院有限责任公司 | Subsea production tree tests system |
| CN108716376A (en) * | 2018-06-25 | 2018-10-30 | 上海海洋大学 | A kind of amphibious production tree pressure measuring unit |
| CN109577901A (en) * | 2018-11-23 | 2019-04-05 | 重庆前卫科技集团有限公司 | A kind of subsea wellhead connector and its pilot system and test method |
| CN111022002A (en) * | 2019-12-31 | 2020-04-17 | 中国船舶重工集团公司七五0试验场 | Wellhead environment simulation platform device and simulation method for deepwater oil and gas production system |
| CN111022002B (en) * | 2019-12-31 | 2024-04-16 | 中国船舶重工集团公司七五0试验场 | Wellhead environment simulation platform device and simulation method for deep water oil and gas production system |
| CN114991698A (en) * | 2022-05-31 | 2022-09-02 | 中海油研究总院有限责任公司 | Testing system and method for downhole wellhead connector in locking state |
| CN114991698B (en) * | 2022-05-31 | 2024-05-03 | 中海油研究总院有限责任公司 | System and method for testing underwater wellhead connector in locking state |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170914 Address after: 430223 Jianghan Oil bit Limited by Share Ltd office building, No. 5, Chinese workers' road, East Lake New Technology Development Zone, Wuhan, Hubei Co-patentee after: SINOPEC OILFIELD EQUIPMENT CORPORATION Patentee after: Sinopec Research Institute of petroleum machinery and Limited by Share Ltd Address before: Luo East Lake Development Zone 430079 Hubei city of Wuhan Province Yu Road No. 716 Hua Le business center 23 Patentee before: Research Institute of SINOPEC Petroleum Engineering Machinery Co., Ltd. |
|
| TR01 | Transfer of patent right |