CN114486208A - Detection equipment for casing hanging service tool and use method thereof - Google Patents
Detection equipment for casing hanging service tool and use method thereof Download PDFInfo
- Publication number
- CN114486208A CN114486208A CN202111351062.3A CN202111351062A CN114486208A CN 114486208 A CN114486208 A CN 114486208A CN 202111351062 A CN202111351062 A CN 202111351062A CN 114486208 A CN114486208 A CN 114486208A
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- push
- wall
- piston cylinder
- service tool
- pull
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- 238000001514 detection method Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000012360 testing method Methods 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 30
- 239000003921 oil Substances 0.000 claims description 20
- 239000000945 filler Substances 0.000 claims description 14
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims 5
- 238000004088 simulation Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000011990 functional testing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
- G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0073—Fatigue
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a detection device for a casing hanging service tool and a using method thereof.A base is integrally arranged at the tail end of a casing hanging test cylinder, the base is fixed on a detection platform through bolts, the head end of the casing hanging test cylinder is fixedly connected with the tail end of an extension sleeve through a first connecting bolt, the head end of the extension sleeve is connected with the tail end of a push-pull load simulator through a second connecting bolt, the inner wall of a push rod is in threaded connection with the outer wall of the tail end of the push-pull load simulator, a pull rod extends into the push-pull load simulator from the opening of the head end of the push-pull load simulator and is suspended in the push-pull load simulator through a pull rod adjusting nut, the outer wall of the tail end of the pull rod is in threaded connection with the inner wall of the head end of a connecting joint, and the outer wall of the tail end of the connecting joint is in threaded connection with the inner wall of the head end of the casing hanging service tool. The pull rod and the pull rod adjusting nut enable the equipment to test service tools with different lengths, the adaptability of the equipment is enhanced, main parts of the equipment are connected through bolts, and the equipment is convenient to disassemble and assemble and low in cost of accessories.
Description
Technical Field
The invention relates to the technical field of petroleum and natural gas drilling and production equipment, in particular to detection equipment for a casing hanger service tool and a using method thereof.
Background
The underwater wellhead service tool has various underwater wellheads and complex structures, is a service tool for switching the underwater wellheads, and is an important guarantee for ensuring the normal work of the underwater wellheads. The casing hanger is an important component in an underwater wellhead and is used for hanging a casing string and matching with the annular sealing assembly to plug the annular space of the casing.
During the land test, the casing hanger service tool needs to perform function test with the casing hanger and the simulation test tool, and performs comprehensive test on the function, the bearing capacity and the sealing performance of the casing hanger service tool.
The casing hanger service tool can be connected with and separated from a casing hanger and a simulation test tool only by a certain axial load, the required axial force is difficult to realize by using a weight block for weighting and a crane lifting tool, and the required axial load is provided by a special tool.
Disclosure of Invention
The invention overcomes the defects in the prior art, the connection and the separation of a casing hanger service tool and a casing hanger and a simulation test tool can be ensured only by a certain axial load, so that a special tool is required to provide the required axial load, and the invention provides the detection equipment for the casing hanger service tool and the use method thereof.
The purpose of the invention is realized by the following technical scheme.
A detection device for a casing hanger service tool comprises a pull rod, a pull rod adjusting nut, a push-pull load simulator, a push rod, an extension casing, a connecting joint, a casing hanger test cylinder, a casing hanger service tool and a base,
the tail end of the casing hanging test cylinder is integrally provided with the base, the base is fixed on the detection platform through bolts, the head end of the casing hanging test cylinder is fixedly connected with the tail end of the extension sleeve through a first connecting bolt, the head end of the extension sleeve is connected with the tail end of the push-pull load simulator through a second connecting bolt, the inner wall of the push rod is in threaded connection with the outer wall of the tail end of the push-pull load simulator, the pull rod extends into the push-pull load simulator from the opening of the head end of the push-pull load simulator and is suspended in the push-pull load simulator through the pull rod adjusting nut, the outer wall of the tail end of the pull rod is in threaded connection with the inner wall of the head end of the connecting joint, and the outer wall of the tail end of the connecting joint is in threaded connection with the inner wall of the head end of the casing hanging service tool.
The push-pull load simulator comprises an upper end cover, a body, a piston cylinder, a downlink oil filler hole and an uplink oil filler hole, wherein the upper end cover provided with a pull rod hole is arranged at an open position of the head end of the body, the piston cylinder is arranged in the body in a sliding manner, the downlink oil filler hole penetrating through the side wall of the body is arranged on the side wall of the body above the piston cylinder, and the uplink oil filler hole penetrating through the side wall of the body is arranged on the side wall of the body below the piston cylinder.
The outer wall of the piston cylinder is provided with a piston cylinder sealing ring groove, and a piston cylinder sealing ring is arranged in the piston cylinder sealing ring groove so as to realize the purpose of sliding sealing between the inner wall of the body and the outer wall of the piston cylinder by utilizing the piston cylinder sealing ring.
An operation window is arranged on the side wall of the extension sleeve.
Sealing ring grooves are formed in the contact position of the tail end of the push-pull load simulator and the head end of the extension sleeve, the contact position of the tail end of the extension sleeve and the head end of the casing hanging test cylinder and the contact position of the base and the detection platform, and sealing rings are arranged in the sealing ring grooves to achieve the purpose of sealing connection of the whole device.
A use method of detection equipment of a casing hanging service tool is carried out according to the following steps:
and 2, when the service tool of the casing hanger needs to be pulled up, hydraulic oil is injected into the upward oil injection hole to enable the piston cylinder to move upward, the push rod is separated from the connecting joint, the piston cylinder is contacted with the pull rod adjusting nut, and the purpose of providing pull-up force for the service tool of the casing hanger is achieved through the pull rod.
The invention has the beneficial effects that: the pull rod and the pull rod adjusting nut enable the detection equipment to test service tools with different lengths, so that the adaptability of the detection equipment is enhanced;
the main parts of the detection equipment are connected through bolts, so that the detection equipment is convenient to disassemble and assemble and has cheap accessories;
the detection equipment can also be used for performing functional test, load test and sealing performance test on other components or tools of the underwater wellhead.
Drawings
FIG. 1 is a schematic cross-sectional structural view of the present invention;
in the figure: the test device comprises a pull rod 1, a pull rod adjusting nut 2, a push-pull load simulator 3, a push rod 4, an extension sleeve 5, a connecting joint 6, a casing hanger testing cylinder 7, a casing hanger service tool 8, a bolt 9, a base 10, an upper end cover 301, a body 302, a piston cylinder 303, a downlink oil filler hole 304 and an uplink oil filler hole 305.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
The technical solution of the present invention is further illustrated by the following specific examples.
Example one
A detection device for a casing hanger service tool comprises a pull rod 1, a pull rod adjusting nut 2, a push-pull load simulator 3, a push rod 4, an extension casing 5, a connecting joint 6, a casing hanger test cylinder 7, a casing hanger service tool 8 and a base 10,
the integrative base 10 that sets up of tail end of a test section of thick bamboo 7 is hung to the casing, base 10 passes through bolt 9 to be fixed on testing platform, the head end of a test section of thick bamboo 7 is hung to the casing passes through first connecting bolt fixedly with extension sleeve 5's tail end and links to each other, extension sleeve 5's head end passes through the tail end of second connecting bolt with push-and-pull load simulator 3 and links to each other, the inner wall of push rod 4 and push-and-pull load simulator 3's tail end outer wall threaded connection, pull rod 1 is uncovered stretching into in push-and-pull load simulator 3 from push-and-pull load simulator 3's head end, and hang in push-and-pull load simulator 3 through pull rod adjusting nut 2, pull rod 1's tail end outer wall and attach fitting 6's head end inner wall threaded connection, attach fitting 6's tail end outer wall and casing string service tool 8's head end inner wall threaded connection.
Example two
On the basis of the first embodiment, the push-pull load simulator comprises an upper end cover 301, a body 302, a piston cylinder 303, a downward oil filler hole 304 and an upward oil filler hole 305, wherein the upper end cover 301 provided with the pull rod hole is arranged at an open position at the head end of the body 302, the piston cylinder 303 is arranged in the body 302 in a sliding manner, the downward oil filler hole 304 penetrating through the side wall of the body 302 is arranged on the side wall of the body 302 above the piston cylinder 303, and the upward oil filler hole 305 penetrating through the side wall of the body 302 is arranged on the side wall of the body 302 below the piston cylinder 303.
A piston cylinder sealing ring groove is formed in the outer wall of the piston cylinder 303, and a piston cylinder sealing ring is arranged in the piston cylinder sealing ring groove, so that the purpose of sliding sealing between the inner wall of the body 302 and the outer wall of the piston cylinder 303 is achieved by the piston cylinder sealing ring.
EXAMPLE III
On the basis of the second embodiment, an operation window is provided on the side wall of the extension sleeve 5.
Sealing ring grooves are formed in the contact position of the tail end of the push-pull load simulator 3 and the head end of the extension sleeve 5, the contact position of the tail end of the extension sleeve 5 and the head end of the casing hanging test cylinder 7 and the contact position of the base 10 and the detection platform, and sealing rings are arranged in the sealing ring grooves to achieve the purpose of sealing connection of the whole device.
Example four
A use method of detection equipment of a casing hanging service tool is carried out according to the following steps:
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention, and is not to be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. The utility model provides a casing hanger service tool check out test set which characterized in that: comprises a pull rod, a pull rod adjusting nut, a push-pull load simulator, a push rod, an extension sleeve, a connecting joint, a sleeve hanger testing cylinder, a sleeve hanger service tool and a base,
the tail end of the casing hanging test cylinder is integrally provided with the base, the base is fixed on the detection platform through bolts, the head end of the casing hanging test cylinder is fixedly connected with the tail end of the extension sleeve through a first connecting bolt, the head end of the extension sleeve is connected with the tail end of the push-pull load simulator through a second connecting bolt, the inner wall of the push rod is in threaded connection with the outer wall of the tail end of the push-pull load simulator, the pull rod extends into the push-pull load simulator from the opening of the head end of the push-pull load simulator and is suspended in the push-pull load simulator through the pull rod adjusting nut, the outer wall of the tail end of the pull rod is in threaded connection with the inner wall of the head end of the connecting joint, and the outer wall of the tail end of the connecting joint is in threaded connection with the inner wall of the head end of the casing hanging service tool.
2. The casing hanger service tool inspection device of claim 1, wherein: the push-pull load simulator comprises an upper end cover, a body, a piston cylinder, a downlink oil filler hole and an uplink oil filler hole, wherein the upper end cover provided with a pull rod hole is arranged at an open position of the head end of the body, the piston cylinder is arranged in the body in a sliding manner, the downlink oil filler hole penetrating through the side wall of the body is arranged on the side wall of the body above the piston cylinder, and the uplink oil filler hole penetrating through the side wall of the body is arranged on the side wall of the body below the piston cylinder.
3. The casing hanger service tool inspection device of claim 2, wherein: the outer wall of the piston cylinder is provided with a piston cylinder sealing ring groove, and a piston cylinder sealing ring is arranged in the piston cylinder sealing ring groove so as to realize the purpose of sliding sealing between the inner wall of the body and the outer wall of the piston cylinder by utilizing the piston cylinder sealing ring.
4. The casing hanger service tool inspection device of claim 1, wherein: an operation window is arranged on the side wall of the extension sleeve.
5. The casing hanger service tool inspection device of claim 1, wherein: sealing ring grooves are formed in the contact position of the tail end of the push-pull load simulator and the head end of the extension sleeve, the contact position of the tail end of the extension sleeve and the head end of the casing hanging test cylinder and the contact position of the base and the detection platform, and sealing rings are arranged in the sealing ring grooves to achieve the purpose of sealing connection of the whole device.
6. A method of using a casing hanger service tool inspection device according to any of claims 1 to 5, characterised by: the method comprises the following steps:
step 1, when the casing hanger service tool needs to be pushed down, hydraulic oil is injected into a downward oil injection hole to enable a piston cylinder and a push rod to move downward, and after the push rod moves downward and is in contact with a connecting joint, the piston cylinder is separated from a pull rod adjusting nut, so that the purpose of providing downward pressure for the casing hanger service tool is achieved;
and 2, when the service tool of the casing hanger needs to be pulled up, hydraulic oil is injected into the upward oil injection hole to enable the piston cylinder to move upward, the push rod is separated from the connecting joint, the piston cylinder is contacted with the pull rod adjusting nut, and the purpose of providing pull-up force for the service tool of the casing hanger is achieved through the pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111351062.3A CN114486208A (en) | 2021-11-16 | 2021-11-16 | Detection equipment for casing hanging service tool and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111351062.3A CN114486208A (en) | 2021-11-16 | 2021-11-16 | Detection equipment for casing hanging service tool and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114486208A true CN114486208A (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111351062.3A Pending CN114486208A (en) | 2021-11-16 | 2021-11-16 | Detection equipment for casing hanging service tool and use method thereof |
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| Country | Link |
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| CN (1) | CN114486208A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050199389A1 (en) * | 2004-03-12 | 2005-09-15 | Dallas L. M. | Wellhead and control stack pressure test plug tool |
| CN206000532U (en) * | 2016-08-25 | 2017-03-08 | 中石化石油机械股份有限公司江钻分公司 | High undersea hydrostatic pressures well head head system land overall test device |
| CN206440540U (en) * | 2017-02-13 | 2017-08-25 | 苏州道森钻采设备股份有限公司 | A kind of load charger of pressure test |
| CN207798397U (en) * | 2018-01-12 | 2018-08-31 | 中国石油天然气股份有限公司 | A kind of downhole tool experimental rig |
| RU2731436C1 (en) * | 2019-10-14 | 2020-09-02 | Общество с ограниченной ответственностью "Газпром 335" | Annular seal test bench |
-
2021
- 2021-11-16 CN CN202111351062.3A patent/CN114486208A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050199389A1 (en) * | 2004-03-12 | 2005-09-15 | Dallas L. M. | Wellhead and control stack pressure test plug tool |
| CN206000532U (en) * | 2016-08-25 | 2017-03-08 | 中石化石油机械股份有限公司江钻分公司 | High undersea hydrostatic pressures well head head system land overall test device |
| CN206440540U (en) * | 2017-02-13 | 2017-08-25 | 苏州道森钻采设备股份有限公司 | A kind of load charger of pressure test |
| CN207798397U (en) * | 2018-01-12 | 2018-08-31 | 中国石油天然气股份有限公司 | A kind of downhole tool experimental rig |
| RU2731436C1 (en) * | 2019-10-14 | 2020-09-02 | Общество с ограниченной ответственностью "Газпром 335" | Annular seal test bench |
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