CN220267648U - Combined oil pipe hanger - Google Patents
Combined oil pipe hanger Download PDFInfo
- Publication number
- CN220267648U CN220267648U CN202321957332.XU CN202321957332U CN220267648U CN 220267648 U CN220267648 U CN 220267648U CN 202321957332 U CN202321957332 U CN 202321957332U CN 220267648 U CN220267648 U CN 220267648U
- Authority
- CN
- China
- Prior art keywords
- wall
- hanger
- sleeve
- clamping
- oil pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 210000001503 joint Anatomy 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the field of petroleum machinery and discloses a combined type oil pipe hanger which comprises a sleeve, wherein the inner wall of the sleeve is clamped with a hanger body, the outer wall of the hanger body is welded with a clamping rail, the inner wall of the hanger body is clamped with an oil pipe body, the inner wall of the sleeve is connected with a clamping sleeve in a threaded manner, when the oil pipe body and the hanger body are in butt joint, a clamping block of the oil pipe body is inserted into a right-angle groove of a shell, the clamping block is inserted to the bottom of the right-angle groove after the clamping block is inserted, then the clamping block is moved to the inner side of the right-angle groove in a clockwise manner, after the movement is completed, the rectangular block is inserted from the top of the right-angle groove, the clamping block is limited to the inner side of the right-angle groove for limiting and fixing, and when the oil pipe body is installed, the rectangular block is used for butt joint and fixing, so that the clamping stability can be effectively ensured, the connection relation of threaded connection is relatively fragile, and the situation of breakage is avoided, and the stability is higher.
Description
Technical Field
The utility model relates to the technical field of petroleum machinery, in particular to a combined type oil pipe hanger.
Background
The tubing hanger is widely applied to an oilfield wellhead, is a device for supporting a tubing string and sealing an annular space between the tubing and a casing, is sealed by connecting the tubing hanger with the tubing and utilizing the gravity of the tubing to sit in a large four-way cone of the tubing hanger, and is generally sealed by connecting the tubing hanger with the tubing thread, so the tubing hanger is a common mode for medium-deep wells and conventional wells, but the traditional mode is complex to operate.
According to the prior art (publication No. CN 210918960U), a flange type oil pipe hanger is disclosed, the middle part of the bottom of the flange is provided with a lower through hole communicated with an upper through hole in a penetrating manner from bottom to top, the bottom of an inner cavity of the upper through hole is provided with a sealing ring, the bottom of the inner cavity of the upper through hole is provided with a slip seat, the slip seat is arranged at the top of the sealing ring, the top of the inner cavity of the upper through hole is provided with slip teeth, the inner wall of the slip seat is connected with the outer wall of the slip teeth in a fitting manner, the flange is provided with an oil pipe in a penetrating manner through the upper through hole and the lower through hole which are communicated, the sealing ring, the slip seat and the slip teeth are sleeved on the outer wall of the oil pipe, the oil pipe is tightly held by the slip teeth, the slip seat is driven to squeeze the sealing ring to tightly hold the oil pipe by means of the weight of the oil pipe, and simultaneously, the oil pipe is hung on the device in actual use, and the effect of hanging and sealing can be achieved.
The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: 1. the existing oil pipe hanger needs to be installed in a butt joint mode when in use, but is not stable enough in the installation process, the hanger can be damaged when the existing oil pipe hanger is directly connected and vibrates, replacement is complicated, and cost is high; 2. most of oil pipe hangers are directly connected in a butt joint mode when being installed, the stability and the stress effect of the oil pipe hangers are poor when being installed, and the stability effect of the oil pipe hangers on emergency situations is not ideal when the oil pipe hangers are used.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the combined oil pipe hanger which can effectively solve the problems that 1, the existing oil pipe hanger needs to be in butt joint installation when in use, but is not stable enough in the installation process, and the hanger can be damaged when the hanger is directly connected to vibrate, so that the replacement is more complicated and the cost is higher; 2. the oil pipe hanger adopts direct butt joint mostly in the installation, and is relatively poor to connection stability and atress effect in the installation, the stability effect to emergency when using is not ideal enough problem.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: a modular tubing hanger comprising a casing, characterized in that: the inner wall of the sleeve is clamped with the hanger body;
the outer wall welding block rail of hanger body, the inner wall block of hanger body has the oil pipe body, sheathed tube inner wall threaded connection has the cutting ferrule.
Preferably, the sleeve and the hanger body form a limiting structure through the clamping sleeve, and the sleeve and the clamping sleeve form a detachable structure through threaded connection.
Preferably, the sleeve comprises a limiting seat positioned on the inner wall of the hanger body, the inner wall of the limiting seat is provided with a butt joint groove, and the limiting seat and the hanger body form a limiting structure through the butt joint groove and the clamping rail.
Preferably, the outer wall of the limiting seat is welded with the pipe body, the inner wall of the pipe body is provided with a sliding groove, and the inner wall of the pipe body is matched with the outer wall of the limiting seat in size.
Preferably, the hanger body comprises a shell positioned on the inner wall of the sleeve, the outer wall of the shell is welded with a limit ring, and the central axis of the limit ring is overlapped with the central axis of the shell.
Preferably, the inner wall of the housing is provided with a right-angle groove, the rectangular block is clamped in the right-angle groove, and a penetrating structure is formed between the rectangular block and the housing.
Preferably, the oil pipe body comprises a cylinder positioned on the inner wall of the hanger body, the top of the cylinder is provided with a circulation groove, the outer wall of the cylinder is welded with a clamping block, and the cylinder and the hanger body form a limiting structure through the clamping block.
Compared with the prior art, the utility model provides a combined tubing hanger, which comprises the following components
The beneficial effects are that:
1. according to the utility model, when the sleeve is in butt joint with the hanger body, the clamping rail on the outer wall of the hanger body is in clamping butt joint with the butt joint groove on the inner wall of the tube body, the position of the hanger body is limited after the butt joint is finished, the hanger body is not rotated, then the limiting seat is used for clamping, the height of the hanger body is limited, when the clamping sleeve is attached to the hanger body from the top, the clamping sleeve and the limiting seat are used for clamping and fixing the hanger body, when the clamping sleeve is used for working, the clamping sleeve is used for clamping and fixing the hanger body, when the stressed force is directly transmitted to the clamping sleeve, the clamping sleeve is damaged, and when the hanger is overhauled, the clamping sleeve is directly replaced, so that the cost is greatly reduced.
2. According to the utility model, when the oil pipe body and the hanger body are in butt joint, the clamping block of the oil pipe body is inserted into the right-angle groove of the shell, the clamping block is inserted to the bottom of the right-angle groove, then the clamping block is moved to the inner side of the right-angle groove by clockwise rotation, after the movement is finished, the rectangular block is inserted from the top of the right-angle groove, the clamping block is limited to the inner side of the right-angle groove for limiting and fixing, and when the oil pipe body is installed, the rectangular block is used for butt joint and fixing, so that the clamping stability can be effectively ensured, the connection relation of threaded connection is relatively fragile, the situation of fracture is avoided, and the stability is higher.
Drawings
FIG. 1 is a front view in cross section of the structure of the present utility model;
FIG. 2 is a cross-sectional view of a sleeve structure of the present utility model;
FIG. 3 is a cross-sectional view of the hanger body structure of the present utility model;
fig. 4 is a schematic view of the oil pipe body structure of the present utility model.
Wherein: 1. a sleeve; 101. a tube body; 102. a chute; 103. a limit seat; 104. a butt joint groove; 2. a cutting sleeve; 3. a hanger body; 301. a limit ring; 302. a housing; 303. rectangular blocks; 304. a right angle slot; 4. an oil pipe body; 401. a cylinder; 402. a flow channel; 403. a clamping block; 5. and (5) clamping the rail.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the present utility model provides a technical solution: a modular tubing hanger comprising a casing 1, characterized in that: the inner wall block hanger body 3 of sleeve pipe 1, the outer wall welding block rail 5 of hanger body 3, the inner wall block of hanger body 3 has oil pipe body 4, and the inner wall threaded connection of sleeve pipe 1 has cutting ferrule 2, and sleeve pipe 1 constitutes limit structure through cutting ferrule 2 and hanger body 3, and constitutes detachable construction through threaded connection between sleeve pipe 1 and the cutting ferrule 2.
Wherein: insert hanger body 3 and block rail 5 from the top of sleeve pipe 1 when installing, then block rail 5 carries out the block spacing with sleeve pipe 1, insert oil pipe body 4 in hanger body 3 after the block is accomplished and fix, rotate clockwise the top of laminating sleeve pipe 1 with cutting ferrule 2 after fixing and carry out screw thread engagement, cutting ferrule 2 position moves down in the meshing process, moves to cutting ferrule 2's bottom and the laminating of hanger body 3's top, sleeve pipe 1 and cutting ferrule 2 carry out centre gripping fixed work to hanger body 3 after the laminating is accomplished.
Referring to fig. 1 and 2, a combined tubing hanger, a sleeve 1 includes a limiting seat 103 located on an inner wall of a hanger body 3, a docking slot 104 is formed on an inner wall of the limiting seat 103, the limiting seat 103 and the hanger body 3 form a limiting structure through the docking slot 104 and a clamping rail 5, an outer wall of the limiting seat 103 is welded to a tube body 101, a sliding slot 102 is formed on an inner wall of the tube body 101, and an inner wall size of the tube body 101 is identical to an outer wall size of the limiting seat 103.
Wherein: when the sleeve 1 is in butt joint with the hanger body 3, the clamping rail 5 on the outer wall of the hanger body 3 is in clamping butt joint with the butt joint groove 104 on the inner wall of the pipe body 101, the position of the hanger body 3 is limited after the butt joint is finished, the situation of rotation cannot occur, then the limiting seat 103 is used for clamping, the height of the hanger body 3 is limited, and when the clamping sleeve 2 is attached to the hanger body 3 from the top, the clamping sleeve 2 and the limiting seat 103 are used for clamping and fixing the hanger body 3.
Referring to fig. 1, 3 and 4, a combined tubing hanger is shown, the hanger body 3 includes a housing 302 located on an inner wall of a casing 1, a limit ring 301 is welded on an outer wall of the housing 302, a central axis of the limit ring 301 is overlapped with a central axis of the housing 302, a right angle groove 304 is formed on an inner wall of the housing 302, a rectangular block 303 is clamped in the right angle groove 304, a penetrating structure is formed between the rectangular block 303 and the housing 302, the tubing body 4 includes a cylinder 401 located on an inner wall of the hanger body 3, a circulation groove 402 is formed at a top of the cylinder 401, a clamping block 403 is welded on an outer wall of the cylinder 401, and the cylinder 401 and the hanger body 3 form a limiting structure through the clamping block 403.
Wherein: when the oil pipe body 4 and the hanger body 3 are in butt joint, the clamping block 403 of the oil pipe body 4 is inserted into the right-angle groove 304 of the shell 302, the clamping block 403 is inserted to the bottom of the right-angle groove 304, then the clamping block 403 is moved to the inner side of the right-angle groove 304 by clockwise rotation, the rectangular block 303 is inserted from the top of the right-angle groove 304 after the movement is completed, and the clamping block 403 is limited to the inner side of the right-angle groove 304 to perform limiting and fixing work.
The working principle of the utility model is as follows: inserting the hanger body 3 and the clamping rail 5 from the top of the sleeve 1 when installing, when the sleeve 1 is in butt joint with the hanger body 3, inserting the oil pipe body 4 into the hanger body 3 after the clamping is completed, inserting the clamping block 403 of the oil pipe body 4 into the right-angle groove 304 of the shell 302, limiting the position of the hanger body 3 after the butt joint is completed, enabling the clamping block 403 to move to the inner side of the right-angle groove 304 in a clockwise direction, then clamping the height of the hanger body 3, carrying out limit operation on the height of the hanger body 3, clamping the clamping sleeve 2 with the limiting seat 103 when the clamping sleeve 2 is attached to the hanger body 3 from the top, fixing the oil pipe body 4 into the hanger body 3 after the clamping is completed, inserting the clamping block 403 of the oil pipe body 4 into the right-angle groove 304 when the oil pipe body 4 is in butt joint with the hanger body 3, inserting the clamping block 403 to the bottom of the right-angle groove 304, then moving the clamping block 403 to the inner side of the right-angle groove 304 in a clockwise direction after the movement, inserting the clamping block 303 from the top of the right-angle groove 304, fixing the clamping sleeve 2 to the clamping sleeve 2 in the position of the right-angle groove 3 after the clamping sleeve 2 is completed, and fixing the clamping sleeve 2 in the clamping sleeve 2 after the clamping is attached to the position of the sleeve 2, and fixing the clamping sleeve 2 in the clamping groove 2 after the clamping is attached to the clamping sleeve 2, and fixing the clamping sleeve 2.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A modular tubing hanger comprising a casing (1), characterized in that: the inner wall of the sleeve (1) is clamped with the hanger body (3);
the outer wall welding block rail (5) of hanger body (3), the inner wall block of hanger body (3) has oil pipe body (4), the inner wall threaded connection of sleeve pipe (1) has cutting ferrule (2).
2. A modular tubing hanger as claimed in claim 1 wherein: the sleeve (1) and the hanger body (3) form a limiting structure through the clamping sleeve (2), and the sleeve (1) and the clamping sleeve (2) form a detachable structure through threaded connection.
3. A modular tubing hanger as claimed in claim 1 wherein: the sleeve (1) comprises a limiting seat (103) positioned on the inner wall of the hanger body (3), a butt joint groove (104) is formed in the inner wall of the limiting seat (103), and the limiting seat (103) and the hanger body (3) form a limiting structure through the butt joint groove (104) and the clamping rail (5).
4. A modular tubing hanger according to claim 3, wherein: the outer wall of the limiting seat (103) is welded with the pipe body (101), the inner wall of the pipe body (101) is provided with the sliding groove (102), and the inner wall size of the pipe body (101) is matched with the outer wall size of the limiting seat (103).
5. A modular tubing hanger as claimed in claim 1 wherein: the hanger body (3) comprises a shell (302) positioned on the inner wall of the sleeve (1), a limit ring (301) is welded on the outer wall of the shell (302), and the central axis of the limit ring (301) is overlapped with the central axis of the shell (302).
6. A modular tubing hanger as claimed in claim 5 wherein: a right-angle groove (304) is formed in the inner wall of the shell (302), a rectangular block (303) is clamped in the right-angle groove (304), and a penetrating structure is formed between the rectangular block (303) and the shell (302).
7. A modular tubing hanger as claimed in claim 1 wherein: the oil pipe body (4) comprises a cylinder (401) positioned on the inner wall of the hanger body (3), a circulation groove (402) is formed in the top of the cylinder (401), a clamping block (403) is welded on the outer wall of the cylinder (401), and the cylinder (401) and the hanger body (3) form a limiting structure through the clamping block (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321957332.XU CN220267648U (en) | 2023-07-25 | 2023-07-25 | Combined oil pipe hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321957332.XU CN220267648U (en) | 2023-07-25 | 2023-07-25 | Combined oil pipe hanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220267648U true CN220267648U (en) | 2023-12-29 |
Family
ID=89298348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321957332.XU Active CN220267648U (en) | 2023-07-25 | 2023-07-25 | Combined oil pipe hanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220267648U (en) |
-
2023
- 2023-07-25 CN CN202321957332.XU patent/CN220267648U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |