CN206960090U - A kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity - Google Patents
A kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity Download PDFInfo
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- CN206960090U CN206960090U CN201720815950.9U CN201720815950U CN206960090U CN 206960090 U CN206960090 U CN 206960090U CN 201720815950 U CN201720815950 U CN 201720815950U CN 206960090 U CN206960090 U CN 206960090U
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- double pipe
- test device
- concentric double
- pipeline
- supporting plate
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Abstract
The utility model discloses a kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity, belong to petroleum drilling completion technique field.The test device includes concentric double pipe, pipeline, hydraulic stem, centrifugal pump, sand-adding device, base and supporting plate, it is connected by hydraulic stem with supporting plate, and concentric double pipe is fixed on the supporting plate, allow and multiple predetermined inclination angles are formed between concentric double pipe and hydraulic stem, concentric double pipe includes inner and outer tubes, inner tube is arranged in outer tube, and annular space is formed between inner tube and outer tube, pipeline, loop can be formed between centrifugal pump and annular space, the outlet of sand-adding device connects with the upper port of annular space, the device is allowd to provide test device for the method for testing of slanted well bore concentric double pipe waterpower prop-carrying capacity, obtain the critical of the sand grains under each predetermined inclination angle and take sand flowing velocity, determine the pit shaft concentric double pipe waterpower prop-carrying capacity under different hole angles, field operation can scientificlly and effectively be instructed.
Description
Technical field
Petroleum drilling completion technique field is the utility model is related to, more particularly to a kind of slanted well bore concentric double pipe waterpower takes sand
The test device of ability.
Background technology
In oilfield exploitation procedure, achieved using concentric double pipe hydraulic jet oil production technology in sand well
Preferable effect, normally produce problem to solve sandstone oil reservoir sand production, particularly High angle sand well and provide preferably
Solution route.
Main to use concentric double pipe water-jet in existing concentric double pipe hydraulic jet oil production technology, i.e. inner tube is injected
Power fluid, outer tube return out stratum production fluid and power fluid mixed liquor, while carry stratum output sand and return out ground, solve sandstone oil
The problem of hiding sand production.
During the utility model is realized, designer has found that prior art at least has problems with：
Because different oil-well strata output sand its sand grains footpath, sand production rates differ, how different dynamic liquid is accurately grasped
Amount, the influence of taking sand grains footpath, silt carrying capacity of the different dynamic hydraulic coupling to particular well, and the critical prediction for taking sand flow speed, are needed
To be measured by method of testing, and the test without slanted well bore concentric double pipe waterpower prop-carrying capacity fills in the prior art
Put, can not scientificlly and effectively instruct field operation.
Utility model content
In consideration of it, the utility model provides a kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity, so as to
Pit shaft concentric double pipe waterpower prop-carrying capacity under the different hole angles of test.
A kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity, the test device include concentric double pipe,
Pipeline, hydraulic stem, centrifugal pump, sand-adding device, base and supporting plate, wherein,
The first end of the first end of the hydraulic stem and the supporting plate is rotatably connected on the base, and described
The other end of hydraulic stem is connected to the supporting plate and supports the supporting plate；
The concentric double pipe is fixed in the supporting plate and its axis is parallel with the length direction of the supporting plate, described
Concentric double pipe includes inner and outer tubes, and said inner tube is arranged in the outer tube, and is formed between said inner tube and the outer tube
Annular space；
The pipeline includes the first pipeline and the second pipeline, the first end of first pipeline and the water inlet of the centrifugal pump
Mouth is connected, and the first end of second pipeline is connected with the delivery port of the centrifugal pump；
The top of the outer tube offers first through hole, and the second end of first pipeline passes through the first through hole and institute
State annular space connection；The bottom of the outer tube offers the second through hole, and the second end of second pipeline passes through described second
The connection of through hole and the annular space；
The outlet of the sand-adding device connects with the upper port of the annular space.
Further, the test device also includes motor and shaft coupling, the motor and the centrifugal pump
It is connected by the shaft coupling.
Further, the motor, the shaft coupling and the centrifugal pump are connected on the base.
Further, it is provided with first pipeline in the first control valve, and/or second pipeline and is provided with
Two control valves.
Further, the outer tube is transparent organic glass pipe.
Further, the angle of inclination of the supporting plate is 0~90 °.
Further, what the sand-adding device included being connected holds sand container and adds sandpipe, and described plus sandpipe lower end offers
The sand export.
Further, at least one buckle is provided with the supporting plate, the buckle is used to fix the concentric double pipe.
The beneficial effect of technical scheme that the utility model embodiment provides is：
It is connected by hydraulic stem with supporting plate, and concentric double pipe is fixed on the supporting plate and the length of its axis and supporting plate
It is parallel to spend direction so that concentric double pipe can form multiple predetermined inclination angles between hydraulic stem, and concentric double pipe includes inner tube
And outer tube, inner tube are arranged in outer tube, and annular space is formed between inner tube and outer tube, pipeline, centrifugal pump and annular space it
Between can form loop, the outlet of sand-adding device connects with the upper port of annular space so that the device can be slanted well bore it is same
The method of testing of the two-tube waterpower prop-carrying capacity of the heart provides test device, and the critical of sand grains obtained under each predetermined inclination angle is taken
Sand flowing velocity, the pit shaft concentric double pipe waterpower prop-carrying capacity under different hole angles is determined, can scientificlly and effectively instruct scene
Operation.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of test dress for slanted well bore concentric double pipe waterpower prop-carrying capacity that the embodiment of the utility model one provides
The structural representation put；
Fig. 2 is the structural representation for the concentric double pipe that the embodiment of the utility model one provides.
Reference in figure is expressed as：
1st, base；2nd, hydraulic stem；3rd, supporting plate；4th, concentric double pipe；4-1, inner tube；4-2, outer tube；
4-3, annular space；5th, the first pipeline；6th, the second pipeline；7th, sand-adding device；8th, centrifugal pump；
9th, shaft coupling；10th, motor；11st, the second control valve；12nd, the first control valve.
Embodiment
To make the technical solution of the utility model and advantage clearer, the utility model is implemented below in conjunction with accompanying drawing
Mode is described in further detail.
The utility model embodiment provides a kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity, its
Structural representation is as shown in figure 1, including concentric double pipe 4, pipeline, hydraulic stem 2, centrifugal pump 8, sand-adding device 7, base 1 and supporting plate
3。
The first end of hydraulic stem 2 and the first end of supporting plate 3 are rotatably connected on base 1, and hydraulic stem 2 is another
End is connected to supporting plate 3 and supports supporting plate 3.
Concentric double pipe 4 is fixed in supporting plate 3 and its axis is parallel with the length direction of supporting plate 3, and concentric double pipe 4 includes
Inner tube 4-1 and outer tube 4-2, inner tube 4-1 are arranged in outer tube 4-2, and annular space 4- is formed between inner tube 4-1 and outer tube 4-2
3, as shown in Figure 2.
Pipeline includes the first pipeline 5 and the second pipeline 6, and the first end of the first pipeline 5 is connected with the water inlet of centrifugal pump 8,
The first end of second pipeline 6 is connected with the delivery port of centrifugal pump 8.
Outer tube 4-2 top offers first through hole, and the second end of the first pipeline 5 passes through first through hole and annular space 4-
3 connections；Outer tube 4-2 bottom offers the second through hole, and the second end of the second pipeline 6 passes through the second through hole and annular space 4-3
Connection.
The outlet of sand-adding device 7 connects with annular space 4-3 upper port.
Therefore, the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity in the utility model embodiment, including
Concentric double pipe 4, pipeline, hydraulic stem 2, centrifugal pump 8, sand-adding device 7, base 1 and supporting plate 3, are connected by hydraulic stem 2 and supporting plate 3
Connect, and concentric double pipe 4 is fixed in supporting plate 3 and its axis is parallel with the length direction of supporting plate 3 so that concentric double pipe 4
Multiple predetermined inclination angles can be formed between hydraulic stem 2, concentric double pipe 4 includes inner tube 4-1 and outer tube 4-2, and inner tube 4-1 is set
Put in outer tube 4-2, and annular space 4-3, pipeline, centrifugal pump 8 and annular space 4-3 are formed between inner tube 4-1 and outer tube 4-2
Between can form loop, the outlet of sand-adding device 7 connects with annular space 4-3 upper port so that the device can be tilt
The method of testing of pit shaft concentric double pipe waterpower prop-carrying capacity provides test device.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, test device
Also include motor 10 and shaft coupling 9, motor 10 is connected with centrifugal pump 8 by shaft coupling 9, and centrifugal pump 8 passes through shaft coupling
Device 9 is connected with motor 10, and centrifugal pump 8 operates in the presence of motor 10.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, motor
10th, shaft coupling 9 and centrifugal pump 8 are connected on base 1, and the relative position between base 1 keeps constant, ensures test device
Stable operation in test process.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, the first pipeline
It is provided with 5 in first control valve 12, and/or the second pipeline 6 and is provided with the second control valve 11, for controls first respectively
The circulation and the circulation of liquid in the second pipeline 6 of liquid in pipeline 5.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, outer tube 4-2
For transparent organic glass pipe so that the flow visual of liquid and sand grains in annular space 4-3, facilitate Observation personnel observation annular
The mobility status of liquid and sand grains in the 4-3 of space.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, supporting plate 3
Angle of inclination be 0~90 °, can be using simulation test angle of inclination as 0~90 ° of pit shaft concentric double pipe waterpower prop-carrying capacity.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, sand-adding device 7
Including be connected hold sand container and plus sandpipe, add the lower end of sandpipe to offer sand export, wherein, it is funnel-form to hold sand container.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, supporting plate 3
On be provided with least one buckle, buckle is used to fix concentric double pipe 4 so that concentric double pipe 4 is fixed in supporting plate 3.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, hydraulic stem 2
For scalable constrictor, the collapsing length change of hydraulic stem 2 can change the angle of inclination of supporting plate 3.
In the test device of the slanted well bore concentric double pipe waterpower prop-carrying capacity of the utility model embodiment, on base 1
Provided with connector, connector 1 is fixed on base 1, and connector 1 is connected with the lower end of concentric double pipe 4 by connecting rod, it is possible to achieve
Rotation on base 1.
During the use of reality, first by the first end of hydraulic stem 2, the first end of supporting plate 3, concentric double pipe 4 the
One end, centrifugal pump 8, shaft coupling 9 and motor 10 are connected on base 1, then the other end of hydraulic stem 2 is connected into supporting plate
3, and supporting plate 3 is supported, ensure that concentric double pipe 4 is fixed in supporting plate 3 and axis is parallel with the length direction of supporting plate 3,
Connect the first pipeline, the second pipeline, centrifugal pump 8 and concentric double pipe 4 so that the first pipeline, the second pipeline, centrifugal pump 8 and with one heart
Loop can be formed between two-tube 4, finally sand-adding device 7 is loaded onto in annular space 4-3 upper port, it is concentric to complete the slanted well bore
The installation of the test device of two-tube waterpower prop-carrying capacity.
It is described above to be for only for ease of it will be understood by those skilled in the art that the technical solution of the utility model, not to
Limit the utility model.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (8)
1. a kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity, it is characterised in that the test device includes
Concentric double pipe, pipeline, hydraulic stem, centrifugal pump, sand-adding device, base and supporting plate, wherein,
The first end of the first end of the hydraulic stem and the supporting plate is rotatably connected on the base, and the hydraulic pressure
The other end of bar is connected to the supporting plate and supports the supporting plate；
The concentric double pipe is fixed in the supporting plate and its axis is parallel with the length direction of the supporting plate, described concentric
Two-tube including inner and outer tubes, said inner tube is arranged in the outer tube, and annular is formed between said inner tube and the outer tube
Space；
The pipeline includes the first pipeline and the second pipeline, the first end of first pipeline and the water inlet phase of the centrifugal pump
Even, the first end of second pipeline is connected with the delivery port of the centrifugal pump；
The top of the outer tube offers first through hole, and the second end of first pipeline passes through the first through hole and the ring
Shape space connects；The bottom of the outer tube offers the second through hole, and the second end of second pipeline passes through second through hole
With the connection of the annular space；
The outlet of the sand-adding device connects with the upper port of the annular space.
2. test device according to claim 1, it is characterised in that the test device also includes motor and shaft coupling
Device, the motor and the centrifugal pump are connected by the shaft coupling.
3. test device according to claim 2, it is characterised in that the motor, the shaft coupling and it is described from
Heart pump is connected on the base.
4. test device according to claim 1, it is characterised in that be provided with the first control valve on first pipeline
Door, and/or it is provided with the second control valve on second pipeline.
5. test device according to claim 1, it is characterised in that the outer tube is transparent organic glass pipe.
6. test device according to claim 1, it is characterised in that the angle of inclination of the supporting plate is 0~90 °.
7. test device according to claim 1, it is characterised in that what the sand-adding device included being connected holds sand container and add
Sandpipe, described plus sandpipe lower end offer sand export.
8. test device according to claim 1, it is characterised in that at least one buckle is provided with the supporting plate,
The buckle is used to fix the concentric double pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815950.9U CN206960090U (en) | 2017-07-06 | 2017-07-06 | A kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815950.9U CN206960090U (en) | 2017-07-06 | 2017-07-06 | A kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206960090U true CN206960090U (en) | 2018-02-02 |
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ID=61383033
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720815950.9U Active CN206960090U (en) | 2017-07-06 | 2017-07-06 | A kind of test device of slanted well bore concentric double pipe waterpower prop-carrying capacity |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397191A (en) * | 2018-03-28 | 2018-08-14 | 中海石油(中国)有限公司湛江分公司 | A kind of wellbore stability experimental provision of simulation oil/gas well underground actual condition |
| CN109211516A (en) * | 2017-07-06 | 2019-01-15 | 中国石油天然气股份有限公司 | A kind of test device and method of slanted well bore concentric double pipe waterpower prop-carrying capacity |
| CN111485858A (en) * | 2020-05-09 | 2020-08-04 | 中国石油化工股份有限公司 | Variable well deviation and visual oil well sand prevention evaluation experimental device and method |
-
2017
- 2017-07-06 CN CN201720815950.9U patent/CN206960090U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211516A (en) * | 2017-07-06 | 2019-01-15 | 中国石油天然气股份有限公司 | A kind of test device and method of slanted well bore concentric double pipe waterpower prop-carrying capacity |
| CN109211516B (en) * | 2017-07-06 | 2024-03-26 | 中国石油天然气股份有限公司 | Testing device and method for hydraulic sand carrying capacity of concentric double pipes of inclined shaft |
| CN108397191A (en) * | 2018-03-28 | 2018-08-14 | 中海石油(中国)有限公司湛江分公司 | A kind of wellbore stability experimental provision of simulation oil/gas well underground actual condition |
| CN111485858A (en) * | 2020-05-09 | 2020-08-04 | 中国石油化工股份有限公司 | Variable well deviation and visual oil well sand prevention evaluation experimental device and method |
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