CN205691424U - The anti-outer crowded assay device of a kind of sleeve pipe - Google Patents
The anti-outer crowded assay device of a kind of sleeve pipe Download PDFInfo
- Publication number
- CN205691424U CN205691424U CN201620504939.6U CN201620504939U CN205691424U CN 205691424 U CN205691424 U CN 205691424U CN 201620504939 U CN201620504939 U CN 201620504939U CN 205691424 U CN205691424 U CN 205691424U
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- CN
- China
- Prior art keywords
- cylinder
- pressure testing
- halves
- test casing
- sleeve pipe
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Abstract
The anti-outer crowded assay device of this utility model one sleeve pipe, including for snapping onto, the two halves pressure testing outside tested test casing is anti-squeezes cylinder, described two halves pressure testing is anti-squeezes after cylinder is buckled in outside test casing and forms a cavity between test casing outer surface, described two halves pressure testing resists the feed tube being communicated with cavity on crowded cylinder, feed tube is provided with liquid feed valve, being additionally provided with drain pipe on described test casing, described drain pipe is positioned at two halves pressure testing and resists the outer end of crowded cylinder and test casing contact point；Described two halves pressure testing anti-squeezing has been radially arranged hydraulic pressurizer in the middle part of cylinder, and described hydraulic pressurizer resists crowded cylinder to fix with the screw thread position of test casing through two halves pressure testing and is connected.This utility model, by being provided above a hydraulic pressurizer at assay device urceolus, makes the operating condition of test more can be close to field condition.The anti-outer accuracy squeezing experimental data of sleeve pipe can be significantly improved, it is ensured that be drilled the safety in production of well and reduce production cost.
Description
Technical field
This utility model relates to petroleum casing pipe performance test technical field, and anti-outer the squeezing of a kind of sleeve pipe of concrete offer tests dress
Put.
Background technology
The anti-outer Collapse strength of sleeve pipe is one of important performance indications of sleeve pipe, along with deep-well, ultradeep well, high-pressure gas well, height
The Oil/gas Well of the conditions such as temperature high-pressure well gets more and more, and drilling cost reduces year by year, and requires also to get over to the anti-collapse property of sleeve pipe
Come the highest, and Oil/gas Well failure accidents also gets more and more.Analyze its failure cause, be that design is derived all in accordance with preferable circular section
The collapsing pressure formula gone out carries out the check of collapsoing strength, it is difficult to accurately reflect the actual safe anti-collapse property of tubing, thus shadow
Ring oil field practical effect.
The technical scheme of the anti-outer crowded assay device of current sleeve pipe is: include the cylindrical cylinder of a horizontal accumbency,
Black box, support frame and medium compress cell；Black box it is internally provided with, on described cylinder tube wall at the two ends of cylinder
Being provided with detection hole, conduit is connected with cylinder by detection hole, and the other end of conduit is connected with medium compress cell；The portion of cylinder
It is provided with bleed valve.
Current sleeve pipe is anti-outer squeeze assay device can only measure sleeve pipe straight in the case of anti-outer squeeze data, it is impossible to measure set
Pipe enters the truth after well, and reason is the bending of the actual well being drilled to, and after sleeve pipe seals in well, can bend therewith, its
Anti-outer ability of squeezing reduces with degree of crook.When casing threads is revealed by when acting on of sufficiently large bending force, screw thread, overall close
Envelope lost efficacy.
Utility model content
Existing apparatus can not be measured the truth after sleeve pipe enters well, when casing threads is by sufficiently large to overcome
During the effect of bending force, screw thread is revealed, the problem that integral sealing lost efficacy, and this utility model provides that a kind of sleeve pipe is anti-outer squeezes test dress
Putting, this device meets the anti-outer crowded assay device of sleeve pipe of underground working, for ensureing the anti-outer accuracy squeezing real data of sleeve pipe,
Improve sleeve pipe safety in utilization.This utility model by being provided above a radially hydraulic pressurizer at assay device urceolus,
Sleeve pipe is being acted on by axial bending power by the extruding of external force circumference simultaneously, makes the operating condition of test more can be close to field condition.
The technical solution adopted in the utility model is:
The anti-outer crowded assay device of a kind of sleeve pipe, including for snapping onto, the two halves pressure testing outside tested test casing is anti-squeezes
Cylinder, described two halves pressure testing is anti-squeezes after cylinder is buckled in outside test casing and forms a cavity, institute between test casing outer surface
Stating two halves pressure testing and resist the feed tube being communicated with cavity on crowded cylinder, feed tube is provided with liquid feed valve, on described test casing also
Being provided with drain pipe, described drain pipe is positioned at two halves pressure testing and resists the outer end of crowded cylinder and test casing contact point；Described two halves pressure testing
Anti-squeezing has been radially arranged hydraulic pressurizer in the middle part of cylinder, and described hydraulic pressurizer squeezes cylinder and test casing through two halves pressure testing is anti-
Screw thread position fixing connect.
The anti-cylinder that squeezes of described two halves pressure testing is by two halves surfacing, with rectangular seal glue groove, rectangular seal adhesive tape, spiral shell
The structure in hole, the faying face of two halves surfacing uniformly compresses the rectangular seal adhesive tape in rectangular seal glue groove, is formed overall close
Envelope.
Described two halves pressure testing resists the purge valve being additionally provided with connection cavity on crowded cylinder.
Described two halves pressure testing resist position that the two ends of crowded cylinder contact with test casing respectively by the first black box and
3rd black box is tightly connected.
Described radial direction hydraulic pressurizer and two halves pressure testing anti-squeezing are tightly connected by the second black box between cylinder.
Described first black box, the second black box and the 3rd seal component architecture are identical, are dynamic sealing assembly.
The two ends of described test casing are connected by the first test casing plug and the second test casing plug respectively.
The beneficial effects of the utility model are:
Sleeve pipe that this utility model provides is anti-outer to be squeezed its test of assay device and more meets when sleeve pipe is in underground working and be subject to
Situation when squeezing outward, it is ensured that the anti-outer accuracy squeezing real data of sleeve pipe, improves sleeve pipe safety in utilization.This utility model
By being provided above a radially hydraulic pressurizer at assay device urceolus, sleeve pipe is being subject to by the extruding of external force circumference simultaneously
The effect of axial bending power, makes the operating condition of test more can be close to field condition.This utility model has been expanded anti-outer the squeezing of sleeve pipe and has been tested dress
Put performance, it is possible to significantly improve the anti-outer accuracy squeezing experimental data of sleeve pipe, it is ensured that be drilled the safety in production of well and reduce
Production cost.
Below with reference to accompanying drawing, this utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Description of reference numerals: 1, the first test casing plug；2, the first black box；3, liquid feed valve；4, feed tube；5, high
Press liquid；6, hydraulic pressurizer；7, the second black box；8, two halves pressure testing is anti-squeezes cylinder；9, colour developing liquid；10, test casing；
11, the 3rd black box；12, drain pipe；13, the second test casing plug.
Detailed description of the invention
Embodiment 1:
Existing apparatus can not be measured the truth after sleeve pipe enters well, when casing threads is by sufficiently large to overcome
During the effect of bending force, screw thread is revealed, the problem that integral sealing lost efficacy, and this utility model provides a kind of sleeve pipe as shown in Figure 1
Squeezing assay device outside resisting, this device meets the anti-outer crowded assay device of sleeve pipe of underground working, is used for ensureing that sleeve pipe resists outer compacted border
The accuracy of data, improves sleeve pipe safety in utilization.This utility model is by being provided above a footpath at assay device urceolus
To hydraulic pressurizer, sleeve pipe is being acted on by axial bending power by the extruding of external force circumference simultaneously, is making operating condition of test more can connect
Nearly field condition.
The anti-outer crowded assay device of a kind of sleeve pipe, including anti-for snapping onto the two halves pressure testing outside tested test casing 10
Squeezing cylinder 8, described two halves pressure testing is anti-squeezes after cylinder 8 is buckled in outside test casing 10 and forms one between test casing 10 outer surface
Cavity, described two halves pressure testing resists the feed tube 4 being communicated with cavity on crowded cylinder 8, and feed tube 4 is provided with liquid feed valve 3, described examination
Testing and be additionally provided with drain pipe 12 on sleeve pipe 10, described drain pipe 12 is positioned at the anti-crowded cylinder 8 of two halves pressure testing and test casing 10 contact point
Outer end；Described two halves pressure testing anti-squeezing has been radially arranged hydraulic pressurizer 6 in the middle part of cylinder 8, described hydraulic pressurizer 6 is through two halves
Pressure testing resists crowded cylinder 8 to fix with the screw thread position of test casing 10 and is connected.
Installation of the present utility model and use are as follows:
(1) being threaded connection by the test casing 10 of two ends band plug, tightening torque reaches standard figures；
(2) test casing 10 of thread up is gone here and there two ends and is polished smooth；
(3) the two halves pressure testing at two halves installs rectangular seal adhesive tape in resisting the rectangular seal groove on crowded cylinder 8 faying face；
(4) two halves pressure testing anti-the squeezing at two halves installs rounded seal on the semicircle sealing surface of cylinder 8 two ends；
(4) test casing 10 string of thread up is put into the anti-cylinder 8 that squeezes of two halves pressure testing of two halves, fixing；
(5) anti-for the two halves pressure testing of top half cylinder 8 the squeeze cylinder 8 anti-with lower half two halves pressure testing that squeeze is laid concordant.
(6) connect by the bolt of surrounding, nut tightening, fix；Form test casing 10 crowded cylinder anti-with two halves pressure testing
Integral sealing chamber between body 8；
(7) hydraulic pressurizer 6 is fixed on the screw thread position that test casing 10 is gone here and there；
(8) in test casing 10 is gone here and there, fill colour developing liquid 9；
(9) injecting highly pressurised liquid 5 by motor test pump from feed tube 4, pressure raises；
(10) start hydraulic pressurizer 6, test casing 10 screw thread position is applied radial force, makes test casing 10 produce curved
Bent trend；
(11) test casing 10 within the two halves pressure testing of two halves resists crowded cylinder 8 by circumferential pressure with radially bend power
Under effect, test casing 10 bends, test casing 10 goes here and there two ends and the two halves pressure testing of two halves resists the position at the faying face of crowded cylinder 8
Put and change；
(12) when the epipolar restriction that test casing 10 is subject to strengthens further with bending force, the nitrite ion filled will
Flow out from drain pipe 12, test casing 10 seal failure.
In the present embodiment, drain pipe 12 and feed tube 4 lay respectively at the two ends of this device, and this utility model is by test
Device urceolus be provided above a radially hydraulic pressurizer, sleeve pipe is being extruded simultaneously by axial bending power by external force circumference
Effect, make the operating condition of test more can be close to field condition.This utility model has expanded the anti-outer crowded assay device performance of sleeve pipe, it is possible to
Significantly improve the anti-outer accuracy squeezing experimental data of sleeve pipe, it is ensured that be drilled the safety in production of well and reduce production cost.
Embodiment 2:
On the basis of giving above-described embodiment, in the present embodiment, the anti-cylinder 8 that squeezes of described two halves pressure testing is to be put down by two halves surface
Whole, with rectangular seal glue groove, rectangular seal adhesive tape, the structure of screw, the faying face of two halves surfacing uniformly compresses rectangle
Rectangular seal adhesive tape in sealed adhesive slot, forms integral sealing.
In the present embodiment, described two halves pressure testing is anti-, and to squeeze cylinder 8 be by two halves surfacing, with rectangular seal glue groove,
Rectangular seal adhesive tape, the structure of screw, during pressure testing, squeeze cylinder the most together by anti-for two halves pressure testing, has gone here and there bolt, spiral shell
Mother, surrounding uniformly tightens, and on bolt under the effect of clamp force, the faying face of two halves surfacing uniformly compresses rectangular seal glue groove
Interior rectangular seal adhesive tape, forms integral sealing.
Described two halves pressure testing resists the purge valve being additionally provided with connection cavity on crowded cylinder 8.
The first black box is passed through at the position that described two halves pressure testing resists the two ends of crowded cylinder 8 to contact with test casing 10 respectively
2 and the 3rd black box 11 be tightly connected.
Described radial direction hydraulic pressurizer 6 and two halves pressure testing anti-squeezing are tightly connected by the second black box 7 between cylinder 8.
Described first black box the 2, second black box 7 is identical with the 3rd black box 11 structure, is movable sealing group
Part.
The two ends of described test casing 10 are connected by the first test casing plug 1 and the second test casing plug 13 respectively
Connect.
The black box used in this utility model is existing dynamic seal (packing) assembly, all can commercially buy
Arrive.
To sum up, this utility model provides sleeve pipe is anti-outer to be squeezed its test of assay device and more meets sleeve pipe when being in underground working
By outer crowded time situation, it is ensured that the anti-outer accuracy squeezing real data of sleeve pipe, improve sleeve pipe safety in utilization.This practicality
Novel by being provided above a radially hydraulic pressurizer at assay device urceolus, sleeve pipe is by the extruding of external force circumference simultaneously
Acted on by axial bending power, make the operating condition of test more can be close to field condition.This utility model has been expanded anti-outer the squeezing of sleeve pipe and has been tried
Experiment device performance, it is possible to significantly improve the anti-outer accuracy squeezing experimental data of sleeve pipe, it is ensured that be drilled the safety in production of well and drop
Low production cost.
The application prospect of the present invention: by the anti-outer further investigation squeezing assay device technology of sleeve pipe, sleeve pipe examination can be solved
Test the technical barrier of evaluation, expanded that sleeve pipe is anti-outer the most compacted tests field, sleeve pipe safety in utilization will be effectively improved.Not only have relatively
High safety and indirectly economic benefit, and there is obvious social benefit.This technology can be oil field comprehensive exploitation joint
About production cost, will have good market prospect.
In this utility model, the part of not narration in detail belongs to the known conventional means of the industry, chats the most one by one
State.Exemplified as above is only to illustration of the present utility model, is not intended that the restriction to protection domain of the present utility model,
Within the every and same or analogous design of this utility model belongs to protection domain of the present utility model.
Claims (7)
1. the anti-outer crowded assay device of sleeve pipe, it is characterised in that: include for snapping onto tested test casing (10) outward
Two halves pressure testing anti-squeeze cylinder (8), described two halves pressure testing is anti-squeeze cylinder (8) be buckled in test casing (10) outward after and test casing
(10) forming a cavity between outer surface, described two halves pressure testing is anti-squeezes the feed tube (4) being communicated with cavity on cylinder (8), enters
Liquid pipe (4) is provided with liquid feed valve (3), and described test casing (10) is additionally provided with drain pipe (12), and described drain pipe (12) is positioned at
The anti-outer end squeezing cylinder (8) and test casing (10) contact point of two halves pressure testing；Described two halves pressure testing anti-squeezing radially sets in the middle part of cylinder 8
Being equipped with hydraulic pressurizer (6), described hydraulic pressurizer (6) is through the anti-spiral shell squeezing cylinder (8) and test casing (10) of two halves pressure testing
Stricture of vagina position is fixing to be connected.
The anti-outer crowded assay device of a kind of sleeve pipe the most according to claim 1, it is characterised in that: described two halves pressure testing is anti-squeezes cylinder
Body (8) is by two halves surfacing, with rectangular seal glue groove, rectangular seal adhesive tape, the structure of screw, two halves surfacing
Faying face uniformly compresses the rectangular seal adhesive tape in rectangular seal glue groove, forms integral sealing.
The anti-outer crowded assay device of a kind of sleeve pipe the most according to claim 1, it is characterised in that: described two halves pressure testing is anti-squeezes cylinder
The purge valve of connection cavity it is additionally provided with on body (8).
The anti-outer crowded assay device of a kind of sleeve pipe the most according to claim 1, it is characterised in that: described two halves pressure testing is anti-squeezes cylinder
The position that the two ends of body (8) contact with test casing (10) is respectively by the first black box (2) and the 3rd black box (11)
It is tightly connected.
The anti-outer crowded assay device of a kind of sleeve pipe the most according to claim 1, it is characterised in that: described hydraulic pressurizer (6)
And two halves pressure testing anti-squeezing is tightly connected by the second black box (7) between cylinder (8).
6. according to the anti-outer crowded assay device of a kind of sleeve pipe described in claim 4 or 5, it is characterised in that: described first sealing group
Part (2), the second black box (7) are identical with the 3rd black box (11) structure, are dynamic sealing assembly.
The anti-outer crowded assay device of a kind of sleeve pipe the most according to claim 1, it is characterised in that: described test casing (10)
Two ends are connected by the first test casing plug (1) and the second test casing plug (13) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620504939.6U CN205691424U (en) | 2016-05-30 | 2016-05-30 | The anti-outer crowded assay device of a kind of sleeve pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620504939.6U CN205691424U (en) | 2016-05-30 | 2016-05-30 | The anti-outer crowded assay device of a kind of sleeve pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205691424U true CN205691424U (en) | 2016-11-16 |
Family
ID=57263199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620504939.6U Expired - Fee Related CN205691424U (en) | 2016-05-30 | 2016-05-30 | The anti-outer crowded assay device of a kind of sleeve pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205691424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580371A (en) * | 2018-12-17 | 2019-04-05 | 江西汇丰管业有限公司 | The detection device and detection method of bellows anti-pressure ability |
-
2016
- 2016-05-30 CN CN201620504939.6U patent/CN205691424U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580371A (en) * | 2018-12-17 | 2019-04-05 | 江西汇丰管业有限公司 | The detection device and detection method of bellows anti-pressure ability |
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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 |
Granted publication date: 20161116 Termination date: 20180530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |