CN216284242U - Horizontal tool for packer performance test - Google Patents
Horizontal tool for packer performance test Download PDFInfo
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- CN216284242U CN216284242U CN202122069892.9U CN202122069892U CN216284242U CN 216284242 U CN216284242 U CN 216284242U CN 202122069892 U CN202122069892 U CN 202122069892U CN 216284242 U CN216284242 U CN 216284242U
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- 238000011056 performance test Methods 0.000 title claims abstract description 18
- 238000012360 testing method Methods 0.000 claims description 61
- 238000007789 sealing Methods 0.000 claims description 43
- 210000002445 nipple Anatomy 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009864 tensile test Methods 0.000 claims 2
- 208000012260 Accidental injury Diseases 0.000 abstract description 3
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 238000002474 experimental method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model relates to a horizontal tool for a packer performance test, which comprises a casing main body, a packer assembly and a connecting assembly, wherein the casing main body is horizontally arranged, the packer assembly is positioned in the casing main body, the connecting assembly is positioned at the end part and the side wall of the casing main body, the horizontal tool is pushed to transversely move the packer, so that the original vertical lifting operation in the conventional tool is changed into transverse operation, the packer is completely and automatically unsealed in operation, the blocking probability is greatly reduced, the number of operators is reduced, the unsealing time is shortened, and the risk of accidental injuries such as crushing injury is avoided.
Description
Technical Field
The utility model belongs to the technical field of oilfield downhole tool experiments, and relates to a horizontal tool for packer performance tests.
Background
In recent years, with the increase of oil field exploration strength, wells with complex working conditions such as high temperature and high pressure are more and more, and the difficulty of detection tests of downhole tools is more and more increased. A simulation experiment well is set in a laboratory, indoor verification work of downhole tools is carried out, and a packer performance test is one of important businesses. The packer is connected to a downhole pipe column and used for sealing and isolating an oil pipe and an oil-gas well casing or an open hole well wall annular space, when the packer is subjected to a performance test in a laboratory, the packer is blocked, the packer can be taken out only by large lifting force, the stroke needs to be completed by multiple persons by means of equipment such as a jack, a crane and the like, the labor intensity is high, the operation procedure is complex, and the problem of large potential safety hazard also exists.
Chinese patent document CN213481642U discloses a permanent packer testing tool, wherein a casing is formed by connecting an upper casing, a coupling and a lower casing; the side wall of the sleeve is provided with a plurality of upper pressure transmission holes and lower pressure transmission holes which are used for adding hydraulic pressure or observing whether liquid leaks, and the upper pressure transmission holes and the lower pressure transmission holes are respectively positioned above and below the rubber cylinder of the packer to be tested. This frock is through last (or lower) biography pressure hole pressurization, and the test packer bears (or pushes down) the ability of pressing, observes down (or go up) to pass whether the pressure hole has liquid to flow to judge the sealing performance of packer, and this frock adopts vertical simulation experiment well structure, and when the packer seals up the experiment, the packer is difficult for the deblocking, easily causes the card stifled, must many people through the vertical promotion of instruments such as going to hang, and the security is relatively poor, and the human cost is higher.
Chinese patent document CN209264214U discloses a test tool for testing the performance of a rubber cylinder, which includes a pressure-bearing joint, a casing pipe nipple, a mandrel, an upper guard ring, a lower guard ring, a support ring, a lower joint, a baffle ring, a locking screw and a high-temperature heat tracing band; the tool can be used for testing the setting performance and the sealing performance of the rubber sleeve of the bridge plug and the packer under the conditions of simulating the temperature and the pressure of a real stratum, and has the advantages of simple structure, multiple functions, simplicity and convenience in operation and accuracy in performance test of the rubber sleeve. However, when the packer is blocked, the packer still needs to be lifted by vertical lifting, and the device needs a large stroke space, so that the labor intensity is high, and the labor cost is high.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model discloses a horizontal tool for a packer performance test, which changes the original vertical lifting operation into the horizontal operation in the existing tool by pushing the packer to move transversely in the horizontal tool, realizes the full automatic deblocking of the packer in the operation, greatly reduces the blocking probability, reduces the number of operators, shortens the deblocking time, and avoids the risk of accidental injuries such as smashing injury and the like.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a horizontal frock for packer capability test, includes sleeve pipe main part, packer subassembly and coupling assembling, the sleeve pipe main part level is placed, just the packer subassembly is located inside the sleeve pipe main part, coupling assembling then is located sleeve pipe main part's tip and lateral wall.
The sleeve body comprises a first sleeve and a second sleeve, the first sleeve and the second sleeve are horizontally arranged, and the first sleeve and the second sleeve are coaxially arranged; the first sleeve and the second sleeve are both provided with through holes penetrating through the axis, one end of the first sleeve is provided with an external thread end, the second sleeve is provided with an external thread end and an internal thread end, the external thread end of the first sleeve is fixedly connected with the internal thread end of the second sleeve, and the central axes of the first sleeve and the second sleeve are consistent;
the connecting assembly comprises a first connector, a second connector and a plurality of groups of pressure test connector assemblies, wherein the first connector is arranged on one side of the first sleeve, which is far away from the external thread end, and the first connector and the first sleeve are in axial sliding connection; a first central shaft hole is formed in the axis position of the first connector, one end, far away from the first sleeve, of the first central shaft hole is closed, and a group of pressure test connector assemblies are connected to the radial position of the first connector; one end of the first joint close to the first sleeve is connected with the packer assembly; the second joint is arranged on one side of the external thread end of the second sleeve, and the second joint is fixedly connected with the second sleeve by threads; the second connects the axis and is equipped with second central shaft hole, and keeps away from the one end of second sleeve pipe on the second central shaft hole and seals, the radial position that the second connects is connected with a set of pressure testing and connects the subassembly.
Furthermore, the packer assembly comprises an oil pipe nipple and a packer, one end of the oil pipe nipple is fixedly connected with the first joint, and the other end of the oil pipe nipple is connected with the packer.
Furthermore, a group of pressure test joint components are connected to the outer surface, close to the first joint, of the first sleeve.
Furthermore, the first joint surface is provided with the gag lever post, the gag lever post radially runs through first joint surface along first joint, the gag lever post is used for restricting the first limit position that connects the intraductal slip of first sleeve.
Furthermore, a first sealing element is arranged at the connecting position of the outer thread end of the first sleeve and the inner thread end of the second sleeve; a second sealing element is arranged at the connecting position of the first joint and the inner thread end of the first sleeve; and a third sealing element is arranged at the connecting position of the second joint and the outer thread end of the second sleeve.
Furthermore, the first sealing element, the second sealing element and the third sealing element are all O-shaped sealing rings.
Furthermore, the pressure test joint assembly comprises a pressure test joint and a plug, the pressure test joint adopts a straight pipeline with a through center, and two ends of the pressure test joint are provided with connecting parts with threaded structures; the plug is installed on the connecting portion at one end of the pressure test connector.
Furthermore, an O-shaped sealing ring is arranged at the connecting position of the pressure test joint and the plug; and O-shaped sealing rings are respectively arranged at the connecting positions of the first joint, the second joint, the first sleeve and the pressure test joint.
Furthermore, a tension tester is arranged at the end part of the first joint, and the power end of the tension tester is used for pushing the first joint to move transversely.
Compared with the prior art, the utility model has the following advantages:
according to the horizontal tool, the packer is pushed to move transversely in the horizontal tool, so that the original vertical lifting operation in the conventional tool is changed into transverse operation, the packer is completely and automatically unsealed in the operation, the blocking probability is greatly reduced, the number of operators is reduced, the unsealing time is shortened, and the risk of accidental injuries such as smashing injuries is avoided.
Drawings
Fig. 1 is a structure diagram of a tool for packer performance test in the present embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example (b):
as shown in fig. 1, the embodiment discloses a horizontal tool for packer performance test, which includes a casing main body, a packer assembly and a connecting assembly, wherein the casing main body is horizontally placed, the packer assembly is located inside the casing main body, and the connecting assembly is located at an end portion and a side wall of the casing main body.
The sleeve body comprises a first sleeve 6 and a second sleeve 8, the first sleeve 6 and the second sleeve 8 are horizontally placed, and the first sleeve 6 and the second sleeve 8 are coaxially arranged; the first sleeve 6 and the second sleeve 8 are both provided with through holes penetrating through the axis, one end of the first sleeve 6 is provided with an external thread end, the second sleeve 8 is provided with an external thread end and an internal thread end, the external thread end of the first sleeve 6 is fixedly connected with the internal thread end of the second sleeve 8, and the central axes of the first sleeve 6 and the second sleeve 8 are kept consistent;
the connecting assembly comprises a first connector 1, a second connector 9 and a plurality of groups of pressure test connector assemblies, wherein the first connector 1 is arranged on one side of the first sleeve 6, which is far away from the external thread end, and the first connector 1 and the first sleeve 6 are in axial sliding connection; a first central shaft hole is formed in the axis position of the first connector 1, one end, far away from the first sleeve 6, of the first central shaft hole is closed, and a group of pressure test connector assemblies are connected to the radial position of the first connector 1; one end of the first joint 1 close to the first casing 6 is connected with the packer assembly; the packer assembly comprises an oil pipe nipple 5 and a packer, one end of the oil pipe nipple 5 is fixedly connected with the first joint 1, and the other end of the oil pipe nipple 5 is connected with the packer.
The second joint 9 is arranged on one side of the external thread end of the second sleeve 8, and the second joint 9 is fixedly connected with the second sleeve 8 by threads; the second connects 9 axes and is equipped with second central shaft hole, and keeps away from the one end of second sleeve pipe 8 on the second central shaft hole and seals, the radial position that the second connects 9 is connected with a set of pressure testing and connects the subassembly.
Furthermore, a group of pressure test joint components are connected to the outer surface, close to the first joint 1, of the first sleeve 6.
Furthermore, the surface of the first joint 1 is provided with a limiting rod, the limiting rod radially penetrates through the surface of the first joint 1 along the first joint 1, and the limiting rod is used for limiting the limit position of the first joint 1 sliding towards the first sleeve 6.
More specifically, a first sealing element 7 is arranged at the connecting position of the external thread end of the first sleeve 6 and the internal thread end of the second sleeve 8; a second sealing element 3 is arranged at the connecting position of the first joint 1 and the inner thread end of the first sleeve 6; and a third sealing element is arranged at the connecting position of the second joint 9 and the external thread end of the second sleeve 8. And the first sealing element 7, the second sealing element 3 and the third sealing element are all O-shaped sealing rings, and the connecting positions of the sleeves and the joints can be sealed through the sealing rings, so that the medium in the inner cavity of the sleeve is prevented from leaking.
In addition, the pressure test joint assemblies in the embodiment all comprise a pressure test joint 12 and a plug 10, the pressure test joint 12 adopts a straight pipeline with a through center, and connecting parts with threaded structures are arranged at two ends of the pressure test joint 12; the plug 10 is installed on a connecting part at one end of the pressure test connector 12. Furthermore, an O-shaped sealing ring 11 is arranged at the connecting position of the pressure test joint 12 and the plug 10; and O-shaped sealing rings 4 are respectively arranged at the connecting positions of the first joint 1, the second joint 9, the first sleeve 6 and the pressure test joint 12.
Furthermore, a tension tester is arranged at the end part of the first joint 1, and the power end of the tension tester is used for pushing the first joint 1 to move transversely.
Utilize above-mentioned device can test the sealing performance of packer work, and specific experimentation is:
firstly, assembling the device, sleeving a second sealing element 3 on the outer surface of a first connector 1, and placing a first sealing element 7 in the position of an internal thread of a second sleeve 8; then, the first sleeve 6 is in threaded connection with the second sleeve 8, one end of the oil pipe nipple 5 is connected with the first joint 1, the other end of the oil pipe nipple is connected with a packer, and then the packer which is connected is placed in the first sleeve 6; and the external thread end of the second sleeve 8 is in threaded connection with the second joint 9 through a third sealing piece, and the pressure test joint components are respectively installed at corresponding positions. And finally, putting the whole device into a horizontal tension test machine, connecting the tension test machine with the first joint 1, and pressing the first joint 1 into the first sleeve 6 through the tension test machine until the first joint 1 axially displaces and reaches the position of the limiting rod. At this point the device assembly is complete.
1. Experiment of sealing performance of main body: after the device is assembled, removing a plug 10 in a pressure test joint component positioned at the first joint 1, and connecting a pressure test joint 12 with a pressurized pipeline; and (3) sealing and connecting a pressure testing connector 12 and a plug 10 in the pressure testing connector assembly respectively positioned at the first sleeve 6 and the second connector 9, and pressurizing the inside of the device main body through a pressurizing pipeline to perform a sealing experiment.
2. And (3) upper sealing test: after the device is assembled, removing a plug 10 in a pressure test joint component positioned at the position of the first sleeve 6, and connecting a pressure test joint 12 with a pressurized pipeline; and (3) sealing and connecting a pressure testing connector 12 and a plug 10 in the pressure testing connector assembly respectively positioned at the first connector 1 and the second connector 9, and pressurizing the inner space of the sleeve through a pressurizing pipeline to perform a sealing experiment.
3. Lower seal test: after the device is assembled, removing a plug 10 in a pressure test joint component positioned at the position of the second joint 9, and connecting a pressure test joint 12 with a pressurizing pipeline; and (3) sealing and connecting a pressure testing connector 12 and a plug 10 in the pressure testing connector assembly respectively positioned at the first connector 1 and the first sleeve 6, and pressurizing the pressure testing connector 12 at the second connector 9 through a pressurizing pipeline to perform a sealing experiment.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (9)
1. A horizontal tool for packer performance tests is characterized by comprising a casing main body, a packer assembly and a connecting assembly, wherein the casing main body is horizontally placed, the packer assembly is positioned in the casing main body, the connecting assembly is positioned at the end part and the side wall of the casing main body,
the sleeve body comprises a first sleeve and a second sleeve, the first sleeve and the second sleeve are horizontally arranged, and the first sleeve and the second sleeve are coaxially arranged; the first sleeve and the second sleeve are both provided with through holes penetrating through the axis, one end of the first sleeve is provided with an external thread end, the second sleeve is provided with an external thread end and an internal thread end, the external thread end of the first sleeve is fixedly connected with the internal thread end of the second sleeve, and the central axes of the first sleeve and the second sleeve are consistent;
the connecting assembly comprises a first connector, a second connector and a plurality of groups of pressure test connector assemblies, wherein the first connector is arranged on one side of the first sleeve, which is far away from the external thread end, and the first connector and the first sleeve are in axial sliding connection; a first central shaft hole is formed in the axis position of the first connector, one end, far away from the first sleeve, of the first central shaft hole is closed, and a group of pressure test connector assemblies are connected to the radial position of the first connector; one end of the first joint close to the first sleeve is connected with the packer assembly; the second joint is arranged on one side of the external thread end of the second sleeve, and the second joint is fixedly connected with the second sleeve by threads; the second connects the axis and is equipped with second central shaft hole, and keeps away from the one end of second sleeve pipe on the second central shaft hole and seals, the radial position that the second connects is connected with a set of pressure testing and connects the subassembly.
2. The horizontal tool for the packer performance test as recited in claim 1, wherein the packer assembly comprises a tubing nipple and a packer, one end of the tubing nipple is fixedly connected with the first joint, and the other end of the tubing nipple is connected with the packer.
3. The horizontal tool for the packer performance test as recited in claim 1, wherein a group of pressure test joint assemblies are connected to the outer surface of the first casing close to the first joint.
4. The horizontal tool for the packer performance test is characterized in that a limiting rod is arranged on the surface of the first joint, the limiting rod penetrates through the surface of the first joint along the radial direction of the first joint, and the limiting rod is used for limiting the limit position of the first joint, wherein the limit position is sliding towards the inside of the first sleeve.
5. The horizontal tool for the packer performance test is characterized in that a first sealing element is arranged at the connecting position of the outer threaded end of the first sleeve and the inner threaded end of the second sleeve; a second sealing element is arranged at the connecting position of the first joint and the inner thread end of the first sleeve; and a third sealing element is arranged at the connecting position of the second joint and the outer thread end of the second sleeve.
6. The horizontal tool for the packer performance test as recited in claim 5, wherein the first sealing element, the second sealing element and the third sealing element are O-shaped sealing rings.
7. The horizontal tool for the packer performance test is characterized in that the pressure test joint assembly comprises a pressure test joint and a plug, the pressure test joint adopts a straight pipeline with a through center, and two ends of the pressure test joint are provided with connecting parts with threaded structures; the plug is installed on the connecting portion at one end of the pressure test connector.
8. The horizontal tool for the packer performance test as claimed in claim 7, wherein an O-shaped sealing ring is arranged at the connecting position of the pressure test joint and the plug; and O-shaped sealing rings are respectively arranged at the connecting positions of the first joint, the second joint, the first sleeve and the pressure test joint.
9. The horizontal tool for packer performance testing according to claim 1, wherein a tensile testing machine is arranged at an end position of the first joint, and a power end of the tensile testing machine is used for pushing the first joint to move transversely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122069892.9U CN216284242U (en) | 2021-08-30 | 2021-08-30 | Horizontal tool for packer performance test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122069892.9U CN216284242U (en) | 2021-08-30 | 2021-08-30 | Horizontal tool for packer performance test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216284242U true CN216284242U (en) | 2022-04-12 |
Family
ID=81062196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122069892.9U Active CN216284242U (en) | 2021-08-30 | 2021-08-30 | Horizontal tool for packer performance test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216284242U (en) |
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2021
- 2021-08-30 CN CN202122069892.9U patent/CN216284242U/en active Active
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