CN205422687U - Full operating mode annular testing wellhead assembly - Google Patents
Full operating mode annular testing wellhead assembly Download PDFInfo
- Publication number
- CN205422687U CN205422687U CN201620305942.5U CN201620305942U CN205422687U CN 205422687 U CN205422687 U CN 205422687U CN 201620305942 U CN201620305942 U CN 201620305942U CN 205422687 U CN205422687 U CN 205422687U
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- hanger
- oil
- wellhead assembly
- base
- full working
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Abstract
The utility model discloses a full operating mode annular testing wellhead assembly mainly is not suitable for inclined shaft, horizontal well and researches and develops a full operating mode annular testing wellhead assembly of design to oil development well head annular testing device. The utility model discloses full operating mode annular testing wellhead assembly, including the base, hung outer hanger in the base, hung the hanger in the outer hanger, the hanger be provided with oil outlet, first oil -out, be provided with test hole, second oil -out on the outer hanger, the side of base is provided with the third oil -out, oil outlet, first oil -out, second oil -out, third oil -out communicate in proper order, outer hanger with the base suspension position all is provided with thrust bearing between the hanger. The utility model discloses full operating mode annular testing wellhead assembly sets up the oil -out through base side, has avoided a tee bend high position when producing oil, and oil outlet pipeline installs the problem that influences each other of installing and use at the easy and test instrument in the top in base space.
Description
Technical field
This utility model relates to oil exploration equipment field, particularly relates to a kind of full working scope annulus logging wellhead assembly.
Background technology
Oil is the important energy source that contemporary industry produces, people's daily life relies on, and its demand is increasing, and the exploitation in oil field has obtained the biggest progress.In order to increase yield, improving production efficiency, the use in oil field of the annulus logging wellhead assembly gradually increases.
Along with the extension of Exploitation Scope, subterranean oil hydrodynamic(al) state also becomes to become increasingly complex.In order to realize in the case of oil pumper normally produces; the annular space of down-hole oil tube and sleeve pipe is carried out dynamic test; development process for oil field provides reliable data information in real time; need test equipment is installed simultaneously; but typically can be used for fuel-displaced, testing integrated wellhead equipment; owing to it is compact with the installation site of the test equipment such as device, outlet line; especially inclined shaft, horizontal well structure limits; oil-out use high-order fuel-displaced time, often occur testing steel wire and the interactional problem of fuel-displaced equipment.
Utility model content
This utility model provides a kind of rationally and will not produce interactional full working scope annulus logging wellhead assembly with each equipment link position.
nullFor reaching above-mentioned purpose，This utility model one full working scope annulus logging wellhead assembly，Including base，Outer hanger it is hung with in base，On described outer hanger, spacing arranges hanger hole、Instrument connection，Described hanger hole、Instrument connection is respectively communicated with the upper and lower surface of outer hanger，It is hung with hanger in described hanger hole，The oil outlet connected up and down it is provided with on described hanger，The first oil-out connected with described oil outlet it is provided with on the side of described hanger，The height of corresponding described first oil-out，It is provided with the second oil-out on described outer hanger side、The 3rd oil-out it is provided with on described base side，Enter the oil in described oil outlet and pass sequentially through the first oil-out、Second oil-out、3rd oil-out flows out，Described outer hanger and described base、Hanging position between described hanger is provided with thrust bearing.
Further, the upper and lower surface of the vertical described outer hanger in described hanger hole is arranged, and described instrument connection is obliquely installed, and the angle of the axis extended line of the axis extended line in described hanger hole and described instrument connection is 1 °～10 °.
Further, the axis extended line in described hanger hole is 5 ° with the angle of the axis extended line of described instrument connection.
Further, described 3rd oil-out is arranged on the middle and lower part of described base side.
Further, on described base, corresponding described 3rd oil-out connection has petroleum pipeline side connector.
Further, on described outer hanger, instrument connection described in correspondence is provided with test valve union.
Further, the described oil outlet of correspondence of described hanger is provided above standpipe, and described standpipe is provided with rubber valve.
Further, described base is provided with for telescopic joint flange gland.
Further, the upper end section of described hanger is hexagon.
Further, it is provided with some O between described outer hanger and hanger, base
This utility model full working scope annulus logging wellhead assembly, by base side, oil-out is set, namely by the first oil-out being interconnected, the second oil-out, the 3rd oil-out, by oil from the side feed of base to flow line, such design, flow line directly corresponding 3rd oil-out is arranged on the side of base, it is to avoid threeway high-order fuel-displaced time, flow line be arranged on the top of base space easily with the interactional problem of installation of test equipment.
Accompanying drawing explanation
Fig. 1 is embodiment 1 full working scope annulus logging wellhead assembly schematic diagram；
Fig. 2 is the main sectional view of embodiment 1 full working scope annulus logging wellhead assembly base；
Fig. 3 is the A-A sectional view of Fig. 2；
Fig. 4 is the main sectional view of embodiment 1 full working scope annulus logging wellhead assembly flange gland；
Fig. 5 is the top view of embodiment 1 full working scope annulus logging wellhead assembly flange gland；
Fig. 6 is the main sectional view of embodiment 1 full working scope annulus logging wellhead assembly standpipe；
Fig. 7 is the front view of the outer hanger of embodiment 1 full working scope annulus logging wellhead assembly；
Fig. 8 is the top view of the outer hanger of embodiment 1 full working scope annulus logging wellhead assembly；
Fig. 9 is the main sectional view of the outer hanger of embodiment 1 full working scope annulus logging wellhead assembly；
Figure 10 is the B-B sectional view of Fig. 9；
Figure 11 is the main sectional view of embodiment 1 full working scope annulus logging wellhead assembly hanger；
Figure 12 is the top view of embodiment 1 full working scope annulus logging wellhead assembly hanger；
Figure 13 is embodiment 2 full working scope annulus logging wellhead assembly schematic diagram；
The main sectional view of the outer hanger of Figure 14 embodiment 2 full working scope annulus logging wellhead assembly.
Detailed description of the invention
Below in conjunction with Figure of description, this utility model is further described.
Embodiment 1
The present embodiment full working scope annulus logging wellhead assembly schematic diagram includes base 11 as shown in Figure 1, is supported by base 11 and is provided with outer hanger 9, and outer hanger 9 is arranged with hanger 5.Outer hanger 9 lower end is set in base 11, outer hanger 9 upper end is provided with outer hanger and hangs projection, described outer hanger hangs projection and is suspended on the upper surface of base 11 sidewall, support outer hanger by base 11 and hang projection, thus outer hanger 9 is hung fixing, in order to realize the rotation of outer hanger 9, hanger 9 hangs and arranges the first thrust bearing 72 between the upper surface of projection and base 11 sidewall outside.On described outer hanger 9, spacing arranges hanger hole, instrument connection, described hanger hole, instrument connection are respectively communicated with the upper and lower surface of outer hanger, it is provided with hanger on described hanger 5 and hangs projection, described hanger hangs projection and is suspended on the hanger hole wall upper surface of outer hanger 9, thus hanger 5 is suspended in the suppending hole of outer hanger 9, same in order to realize the rotation of hanger 5, hang at hanger and be provided with the second thrust bearing 71 between the wall upper surface of protruding and outer hanger 9；Described instrument connection is for being connected with test instrunment.Preferably seal to realize each equipment room, and do not affect rotation, between described outer hanger 9 and hanger 5, base 11, be provided with O 8.
Offer, on described hanger 5, the oil outlet connected up and down, the upper end of corresponding oil outlet connects standpipe 2, standpipe 2 lower end is provided with screw thread, namely standpipe 2 uses with hanger 5 and threadeds, it is wound around 4-5 strata tetrafluoroethene sealant tape, to ensure to seal at thread connection No leakage at link position.Standpipe 2 upper end is provided with rubber valve 1.
On described outer hanger 9, the upper end connection of corresponding instrument connection is threaded test valve union 4, and the other end of described test valve union 4 is fixing with test valve 3 to be connected.
Offering oil-out in the middle and lower part of base 11 sidewall, describe for convenience and be defined as the 3rd oil-out, position base 11 side-wall outer side of corresponding 3rd oil-out connects petroleum pipeline side connector 12.The position hanger 9 outside of corresponding 3rd oil-out, oil-out is all offered on hanger 5, it is respectively defined as the second oil-out, first oil-out, between the first oil-out and the second oil-out, the first annular oil duct being interconnected with corresponding oil-out it is respectively arranged with between second oil-out and the 3rd oil-out, second ring shaped oil passage, the 3rd namely described oil-out, second oil-out, first oil-out is sequentially communicated by ring shaped oil passage, so when hanger individually rotates and hanger rotates together with outer hanger, oil in oil outlet can pass sequentially through the first oil-out, first annular oil duct, second oil-out, second ring shaped oil passage, 3rd oil-out is flowed in petroleum pipeline by petroleum pipeline side connector 12 further.
The sidewall of base 11 connects and has the flange gland 10 that can connect sleeve pipe, flange gland 10 is pressed in the outer end of the upper surface of base, and connect in the outer suspension projection of outer hanger, the blind flange 10 upper surface with outer hanger connecting position is provided with dust cover 6.Preferably, the upper end section of described outer hanger 9, the upper end section of hanger 5 are hexagon.Hexagonal setting can conveniently use spanner to drive hanger 5, outer hanger 9 to rotate.
Concrete and each equipment that recovers the oil, tests the connection of the present embodiment full working scope annulus logging wellhead assembly is: be connected with casing flange by flange gland 10 by base 11, petroleum pipeline side connector 12 is connected with petroleum pipeline, the lower end of hanger 5 is connected by lock nut 13 is fixing with oil pipe, and make oil pipe correspondence oil outlet, sucker rod sequentially passed through standpipe 2, the oil outlet through hole G.I.H of hanger 5 and connects with oil well pump, testing valve 3 connecting test instrument.
Concrete fuel-displaced process is: the oil that oil pipe is extracted out enters hanger 5 oil outlet, then passes sequentially through the first oil-out, the second oil-out, the 3rd oil-out from hanger 5 oil outlet and is flowed into petroleum pipeline by petroleum pipeline side connector 12 further.
During proper testing, should first be installed along with testing valve 3 top by test lubricator and instrument, then test valve 3 is opened, the instrument connection making test steel wire test successively on the endoporus of valve 3, test valve union 4 endoporus, outer hanger 9 starts to transfer, during if any blocked portion, hanger 5 should be rotated, make instrument find a favourable space of going into the well, in order to shaft bottom will be arrived under instrument smoothly.When instrument is when hoisting chance card, being considered as whether testing steel wire and be wound around with oil pipe, after now observation instrument connection judges winding direction, rightabout rotates tubing hanger, until steel wire hoists smoothly.
Full working scope annulus logging wellhead assembly is when oil pumper works, and rubber valve 1 is in normally open, and sucker rod does not contacts with spool.Full working scope annulus logging wellhead assembly is not when oil pumper works, and turn clockwise 1 two handles of rubber valve, and leading screw pushes two semicircle sealing surfaces of spool and sealed by sucker rod.
The present embodiment full working scope annulus logging wellhead assembly has the advantage that
1, the present embodiment full working scope annulus logging wellhead assembly inclined shaft, horizontal well tenesmus oil pipe occur stuck or test be hampered time, by rotate outer hanger 9 rotate around the first thrust bearing 72, test steel wire around tubing spinning, thus a difficult problem for unwrapping steel wire can be played.
2, the hanger 5 of the present embodiment full working scope annulus logging wellhead assembly overlaps outside on hanger 9.Hanger 5, outer hanger 9 can rotate simultaneously, it is also possible to rotate respectively and facilitate test operation.
3, the oil-out of the present embodiment full working scope annulus logging wellhead assembly is fuel-displaced at the side low level of base 11, bigger working place is reserved to annulus logging, solve the high-order fuel-displaced difficult problem collided with test steel wire of threeway on standpipe 2, so that each equipment room is easy for installation.
4, the present embodiment full working scope annulus logging wellhead assembly, during as occurred that oil pipe weares and teares with sucker rod, rotate hanger 5 with special spanner to rotate along the second thrust bearing 71, owing to hanger 5 is connected with oil pipe, so that oil pipe circular-rotation thus change wear point, extend oil pipe, sucker rod service life.
5, the present embodiment full working scope annulus logging wellhead assembly uses special spanner rotation hanger 5 that oil pipe can be made to rotate；Rotate outer hanger 9 with special spanner and can make test instrunment position change in well.
The present embodiment full working scope annulus logging wellhead assembly compact conformation, has attractive appearance, easy to operate.It is mainly used on the production wellhead of petroleum horizontal well, open well.It is that one can complete oil well head oil recovery, gas production operation, implements annulus logging and other oil well operations.The present embodiment full working scope annulus logging wellhead assembly is a kind of multi-functional wellhead assembly being exclusively used in petroleum gas.
Embodiment 2
As shown in figure 13, the present embodiment full working scope annulus logging wellhead assembly is the set-up mode specifically disclosing a kind of instrument connection on the basis of embodiment 1, specifically, the upper and lower surface of the vertical described outer hanger of hanger hole described in the present embodiment is arranged, described instrument connection is obliquely installed, angle of inclination is preferably become between 1 ° to 10 ° with vertically-mounted plane arbitrarily angled, the most i.e. ensure that close to vertically-mounted, can facilitate again docking of existing test instrunment and instrument connection.
In current existing test instrunment, instrument connection aperture is preferably arranged to 32mm, and the angle of the axis extended line in the most preferred described hanger hole and the axis extended line of described instrument connection is 5 ° (angle of the axis extended line in described hanger hole and the axis extended line of described instrument connection is equal to Figure 13, the angle α formed with the axes intersect of instrument connection in 14 by the axis in translation hanger hole).The aperture of instrument connection is 32mm, when instrument connection tilts 5 °, namely instrument connection aperture be suitable with existing test valve under conditions of, instrument connection tilts 5 ° of settings, it is that test valve is connected on instrument connection by test valve union by most convenient in actual applications, and test steel wire is transferred to down-hole by instrument connection.
The present embodiment full working scope annulus logging wellhead assembly and embodiment 1 have identical beneficial effect.
Above; it is only preferred embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; any those familiar with the art is in the technical scope that this utility model discloses; the change that can readily occur in or replacement, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claim is defined.
Claims (10)
1. a full working scope annulus logging wellhead assembly, it is characterized in that: include base, outer hanger it is hung with in base, on described outer hanger, spacing arranges hanger hole, instrument connection, described hanger hole, instrument connection is respectively communicated with the upper and lower surface of outer hanger, it is hung with hanger in described hanger hole, the oil outlet connected up and down it is provided with on described hanger, the first oil-out connected with described oil outlet it is provided with on the side of described hanger, the height of corresponding described first oil-out, it is provided with the second oil-out on described outer hanger side, the 3rd oil-out it is provided with on described base side, enter the oil in described oil outlet and pass sequentially through the first oil-out, second oil-out, flow out after 3rd oil-out, described outer hanger and described base, hanging position between described hanger is provided with thrust bearing.
Full working scope annulus logging wellhead assembly the most according to claim 1, it is characterized in that: the upper and lower surface of the vertical described outer hanger in described hanger hole is arranged, described instrument connection is obliquely installed, and the angle of the axis extended line of the axis extended line in described hanger hole and described instrument connection is 1 °～10 °.
Full working scope annulus logging wellhead assembly the most according to claim 2, it is characterised in that: the axis extended line in described hanger hole is 5 ° with the angle of the axis extended line of described instrument connection.
Full working scope annulus logging wellhead assembly the most according to claim 1, it is characterised in that: described 3rd oil-out is arranged on the middle and lower part of described base side.
Full working scope annulus logging wellhead assembly the most according to claim 1, it is characterised in that: on described base, corresponding described 3rd oil-out connects petroleum pipeline side connector.
Full working scope annulus logging wellhead assembly the most according to claim 1, it is characterised in that: on described outer hanger, the instrument connection described in correspondence is provided with test valve union.
Full working scope annulus logging wellhead assembly the most according to claim 1, it is characterised in that: the described oil outlet of correspondence of described hanger is provided above standpipe, and described standpipe is provided with rubber valve.
Full working scope annulus logging wellhead assembly the most according to claim 1, it is characterised in that: be provided with on described base for telescopic joint flange gland.
Full working scope annulus logging wellhead assembly the most according to claim 1, it is characterised in that: the upper end section of described hanger is hexagon.
Full working scope annulus logging wellhead assembly the most according to claim 1, it is characterised in that: it is provided with some O between described outer hanger and hanger, base.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016200174421 | 2016-01-07 | ||
| CN201620017442 | 2016-01-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205422687U true CN205422687U (en) | 2016-08-03 |
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ID=56521361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620305942.5U Expired - Fee Related CN205422687U (en) | 2016-01-07 | 2016-04-13 | Full operating mode annular testing wellhead assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205422687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781524A (en) * | 2016-01-07 | 2016-07-20 | 马志 | Whole-working-condition annulus test wellhead device |
-
2016
- 2016-04-13 CN CN201620305942.5U patent/CN205422687U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781524A (en) * | 2016-01-07 | 2016-07-20 | 马志 | Whole-working-condition annulus test wellhead device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20210413 |