CN209977567U - Butt joint aligning assembly - Google Patents
Butt joint aligning assembly Download PDFInfo
- Publication number
- CN209977567U CN209977567U CN201920781461.5U CN201920781461U CN209977567U CN 209977567 U CN209977567 U CN 209977567U CN 201920781461 U CN201920781461 U CN 201920781461U CN 209977567 U CN209977567 U CN 209977567U
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- China
- Prior art keywords
- aligning
- butt joint
- slip
- expansion
- pipe
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- 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.)
- Withdrawn - After Issue
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- 210000001503 joint Anatomy 0.000 title claims abstract description 74
- 125000003003 spiro group Chemical group 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims 1
- 238000003466 welding Methods 0.000 description 17
- 238000003032 molecular docking Methods 0.000 description 10
- 239000003208 petroleum Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
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Abstract
The utility model discloses a butt joint aligning assembly, include: butt joint long tube and butt joint nozzle stub wear to be equipped with the expansion slips in butt joint long tube and the butt joint nozzle stub, the slips head of expansion slips stretches into in the butt joint long tube, the slips afterbody of expansion slips stretches out the butt joint nozzle stub wear to be equipped with the italic bolt in the expansion slips, the bolt head and the slips head of italic bolt are mutually supported, the bolt afterbody of italic bolt stretches out the slips afterbody and is connected with expansion lock nut slide on the slips afterbody and be provided with the aligning axle sleeve the slips afterbody is close to one of expansion lock nut and serves and be provided with the screw thread section the spiro union has rather than the adjusting nut who mutually supports in the screw thread section be provided with the handle on the adjusting nut, the one end of aligning axle sleeve is connected with adjusting nut through holding plate and set screw.
Description
Technical Field
The utility model relates to a petroleum machinery especially relates to a butt joint aligning assembly.
Background
The petroleum resource is a non-renewable resource, along with the increase of the efficiency and control potential degree of petroleum exploitation, the drilling and workover operations of the oil field gradually extend to deeper and more complex geology, the length of a required petroleum pipeline is longer and longer, and the petroleum pipeline needs to convey operation tools and liquid in the process of petroleum exploration and development. At present, people all keep flat two butt joint pipes and carry out simple support on welding bracket, then weld two butt joint pipes together through welder, and the butt joint pipeline concentricity that this kind of traditional welding mode welded out is poor, can not guarantee that the operation instrument is unobstructed from top to bottom in the butt joint pipeline, is obstructed easily, and liquid and operation instrument can cause impact damage to the butt joint pipeline pipe wall of butt joint department simultaneously, and butt joint pipeline weld seam structural strength is poor, and life is short.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provides a butt joint aligning assembly with high aligning speed and high concentricity.
In order to solve the technical problem, the utility model discloses a technical scheme is: butt joint aligning assembly includes: the pipe joint comprises a long butt joint pipe and a short butt joint pipe, wherein an expansion slip is arranged in the long butt joint pipe and the short butt joint pipe in a penetrating manner, the slip head part of the expansion slip extends into the long butt joint pipe, the slip tail part of the expansion slip extends out of the short butt joint pipe, an inclined bolt is arranged in the expansion slip in a penetrating manner, the bolt head part of the inclined bolt is matched with the slip head part, the bolt tail part of the inclined bolt extends out of the slip tail part and is connected with an expansion locking nut, an aligning shaft sleeve is arranged on the slip tail part in a sliding manner, a threaded section is arranged at one end, close to the expansion locking nut, of the slip tail part, an adjusting nut matched with the threaded section is screwed on the threaded section, a handle is arranged on the adjusting nut, one end of the aligning shaft sleeve is connected with the adjusting nut through a fixed pressing plate and a fixed screw, and a fastening, the utility model discloses a slip joint, including the slip head, the adjusting nut is equipped with the adjusting nut, the adjusting nut is equipped with the adjusting sleeve on the aligning sleeve between fastening nut and the adjusting nut the aligning sleeve between aligning sleeve and the adjusting nut goes up the cover and is equipped with the degree of depth adjustable ring, the outside of aligning sleeve and the pipe wall sliding fit of butt joint long tube and butt joint nozzle stub, interval between slips head and the fastening nut is bigger than the interval of aligning sleeve.
In order to better solve the technical problem, the utility model discloses a further technical scheme is: the length of the aligning shaft sleeve is slightly larger than half of the sum of the lengths of the butt short pipe and the aligning sliding sleeve.
In order to better solve the technical problem, the utility model discloses a further technical scheme is: the distance between the slip head and the fastening nut is 20mm larger than that of the aligning shaft sleeve.
In order to better solve the technical problem, the utility model discloses a further technical scheme is: the aligning sliding sleeve is of a symmetrical four-line-surface structure.
The utility model has the advantages that: the butt-joint aligning assembly is simple, light, convenient and flexible to operate, accords with field operation, effectively aims at large fluidity of field operation and limited use situation, and can realize emergency rescue repair; meanwhile, the integral aligning speed is high, the concentricity is high, the integral thread locking propulsion is realized, the aligning is carried out by the back-and-forth movement of the screw rod, so that the whole process of butt joint, aligning, locking and welding is realized, and the working efficiency is high; one rod type relative locking is adopted, the butt joint positioning function is strong, the balance and stability are realized during welding, the welding effect is good, and the cost is low; the contact surface in the aligning assembly is small, the adjusting flexibility is high, the aligning sliding sleeve is a symmetrical four-line surface and is in contact with the butt joint pipe wall, the rest is empty, the contact surface is reduced, the aim of increasing the flexibility, speed and concentricity of butt joint aligning is achieved, and the aligning sliding sleeve is easy to advance, move back, convenient and flexible.
Drawings
Fig. 1 is the structure schematic diagram of the initial state of the aligning assembly.
Fig. 2 is the utility model discloses the structural schematic diagram of butt joint aligning assembly butt joint aligning locking state.
FIG. 3 is a left side enlarged view of the slip head of FIG. 1.
Fig. 4 is a left-view enlarged structural schematic diagram of the aligning sliding sleeve in fig. 1.
In the figure: 1. the butt joint long pipe comprises a butt joint long pipe body, 2 a butt joint short pipe body, 3 an expansion slip, 31 a slip head, 32 a slip tail, 321 a threaded section, 4 an inclined bolt, 41 a bolt head, 42 a bolt tail, 5 an expansion locking nut, 6 a self-aligning shaft sleeve, 7 an adjusting nut, 8 a handle, 9 a fixed pressing plate, 10 a fixing screw, 11 a fastening nut, 12 a self-aligning sliding sleeve, 13 a depth adjusting ring, 14 and a butt joint welding opening.
Detailed Description
The following detailed description of the present invention will be made in conjunction with the accompanying drawings and specific embodiments.
As shown in fig. 1, 2, 3, and 4, the center aligning butt assembly includes: the long pipe butt joint device comprises a butt joint long pipe 1 and a butt joint short pipe 2, an expansion slip 3 penetrates through the butt joint long pipe 1 and the butt joint short pipe 2, a slip head 31 of the expansion slip 3 extends into the butt joint long pipe 1, a slip tail 32 of the expansion slip 3 extends out of the butt joint short pipe 2, an inclined bolt 4 penetrates through the expansion slip 3, a bolt head 41 of the inclined bolt 4 is matched with the slip head 31, a bolt tail 42 of the inclined bolt 4 extends out of the slip tail 32 and is connected with an expansion locking nut 5, an aligning shaft sleeve 6 is arranged on the slip tail 32 in a sliding mode, a threaded section 321 is arranged at one end, close to the expansion locking nut 5, of the slip tail 32, an adjusting nut 7 matched with the threaded section 321 is connected in a threaded mode, a handle 8 is arranged on the adjusting nut 7, one end of the aligning shaft sleeve 6 is connected with the adjusting nut 7 through a fixing pressing plate 9 and a fixing screw 10, the spiro union has fastening nut 11 rather than mutually supporting on the other end of aligning axle sleeve 6 the cover is equipped with aligning sliding sleeve 12 on aligning axle sleeve 6 between fastening nut 11 and adjusting nut 7 the cover is equipped with degree of depth adjustable ring 13 on aligning axle sleeve 6 between aligning sliding sleeve 12 and the adjusting nut 7, the outside of aligning sliding sleeve 12 and the pipe wall sliding fit who docks long tube 1 and butt joint nozzle stub 2, the interval between slips head 31 and the fastening nut 11 is bigger than aligning axle sleeve 6's interval.
As shown in fig. 1 and fig. 2, in this example, the length of the self-aligning sleeve 6 is slightly greater than half of the sum of the lengths of the butt stub 2 and the self-aligning sliding sleeve 12.
As shown in fig. 1 and 2, in this example, the distance between the slip head 31 and the fastening nut 11 is 20mm larger than the distance between the aligning sleeves 6.
As shown in fig. 1, 2 and 4, in this example, the self-aligning sliding sleeve 12 has a symmetrical four-line structure.
During installation: polishing and flattening the butt joint surfaces of a long butt joint pipe 1 and a short butt joint pipe 2 which need to be butt jointed and aligned, relatively flatly placing the butt joint surfaces on a horizontal welding bracket, inserting an inclined bolt 4 into an expansion slip 3 and screwing an expansion locking nut 5, then fastening a self-aligning shaft sleeve 6 (the length of the self-aligning shaft sleeve 6 is slightly larger than half of the total length of the short butt joint pipe 2 and a self-aligning sliding sleeve 12) and an adjusting nut 7 together through a fixed pressing plate 9 and a fixed screw 10, then sequentially sleeving a depth adjusting ring 13 (the depth adjusting ring 13 is used for adjusting the positions of the self-aligning sliding sleeve 12 and a fastening nut 11 so that the three are just locked on the self-aligning shaft sleeve 6) and the self-aligning sliding sleeve 12 on the self-aligning shaft sleeve 6 and fastening the self-aligning shaft sleeve 6 on the self-aligning shaft sleeve 6 through the fastening nut 4, and then inserting the assembled self-aligning shaft sleeve, the adjusting nut 7 is screwed together with the thread section 321 on the slip tail 32 by the rotating handle 8, and the aligning shaft sleeve 12 is pushed to move inwards by the rotating handle 8 after screwing (the distance between the slip head 31 of the expansion slip 3 and the fastening nut 11 is 20mm larger than that of the aligning shaft sleeve 6, so that locking is convenient during aligning).
When in work: the assembled and debugged aligning and docking assembly is horizontally inserted into a long docking pipe 1 and a short docking pipe 2 as shown in an initial state of figure 1, an expansion locking nut 5 is rotated clockwise by a socket wrench to pull an inclined bolt 4 to move rightwards, a bolt head 41 of the inclined bolt 4 extrudes a slip head 31 of an expansion slip 3 to enable the slip head to be expanded to clamp the inner wall of the long docking pipe 1 (until the slip is clamped), an adjusting nut 7 is rotated clockwise to drive an aligning shaft sleeve 6, an aligning sliding sleeve 12, a depth adjusting ring 13 and a fastening nut 11 to move from the short docking pipe 2 to the direction of the long docking pipe 1 together, because the aligning sliding sleeve 12 is a symmetrical four-line surface and contacts with the wall of the long docking pipe, the contact surface with the wall of the long docking pipe is few, the resistance is small, the aligning and the aligning is easy to move, when the aligning sliding sleeve 12 slides from the short docking pipe 2 to the long docking pipe 1, if the sliding, the levelness and height of the long butt joint pipe 1 or the short butt joint pipe 2 need to be adjusted slightly to be on the same horizontal line, when the center position of the aligning sliding sleeve 12 slides between the long butt joint pipe 1 and the short butt joint pipe 2, the two pipes are in a concentric state, the adjusting nut 7 continues to be rotated clockwise until the adjusting nut abuts against the short butt joint pipe 2 to realize screwing, and at the moment, as shown in fig. 2, the two pipes are in a butt joint aligning locking state; at the moment, spot welding is carried out on the butt welding port 14 between the long butt pipe 1 and the short butt pipe 2, after the spot welding is finished (note that the butt welding port cannot fall off after the spot welding), the butt aligning assembly is taken out of the butt pipe, and finally, all-round welding is carried out to meet the technical requirements of welding.
When exiting: the adjusting nut 7 is rotated anticlockwise to drive the aligning shaft sleeve 6, the aligning sliding sleeve 12, the depth adjusting ring 13 and the fastening nut 11 to move outwards towards the butt short pipe 2 until the pipe is completely moved out, then the expansion locking nut 5 is rotated anticlockwise to push the inclined bolt 4 to move leftwards, the bolt head 41 of the inclined bolt 4 moves leftwards and is gradually separated from the slip head 31 of the expansion slip 3, the slip head 31 of the expansion slip 3 is restored to be gradually separated from the inner wall of the butt long pipe 1 (until the slip is completely withdrawn), and the butt aligning assembly is taken out until the butt aligning assembly is completed.
Instructions for use:
(1) the assembly is required to be assembled and debugged before use, and the length of the aligning shaft sleeve 6 is debugged and selected to meet the aligning and locking effect.
(2) Before the butt-joint aligning assembly is used, the gap distance between the slip head part 31 of the expansion slip 3 and the fastening nut 11 is adjusted, and the gap distance is 20mm larger than the distance between the aligning shaft sleeves 6, so that the locking is convenient during aligning.
(3) Whether the expansion condition of 3 can block the butt joint long pipe 1 and accomplish not skid during the pulling force and tightly block is good before butt joint aligning assembly uses the inspection expansion card, and it is good to accomplish.
(4) The rotation, adjustment and locking conditions of the expansion locking nut 5 and the adjusting nut 7 are checked before the butt-joint aligning assembly is used, and the smooth and bright threads are ensured to meet the requirements of operation standards.
Maintenance precautions:
(1) the butt joint aligning assembly is used for a period of time and then is periodically checked, the conditions of all aspects of the aligning sliding sleeve 12, the extrusion condition, the abrasion condition and the linkage condition are checked, and then depth adjustment is carried out, so that parts with serious abrasion are replaced in time.
(2) When abnormal phenomena or excessive resistance occur in the process of aligning and locking, the aligning needs to be stopped in time, whether the butt joint pipeline is in a horizontal state or whether foreign matter damage or scratches directly affect the front sliding aligning degree of the butt joint aligning assembly or not is checked in time.
(3) When the expansion slip is disassembled and overhauled, the expansion slip 3 is not suitable to expand for a long time according to the standard process. The body is required to be withdrawn from the original position in time after being used, so that the service life and the strength of the body are ensured.
The butt-joint aligning assembly is simple, light, convenient and flexible to operate, accords with field operation, effectively aims at large fluidity of field operation and limited use situation, and can realize emergency rescue repair; meanwhile, the integral aligning speed is high, the concentricity is high, the integral thread locking propulsion is realized, the aligning is carried out by the back-and-forth movement of the screw rod, so that the whole process of butt joint, aligning, locking and welding is realized, and the working efficiency is high; one rod type relative locking is adopted, the butt joint positioning function is strong, the balance and stability are realized during welding, the welding effect is good, and the cost is low; the contact surface in the aligning assembly is small, the adjusting flexibility is high, the aligning sliding sleeve is a symmetrical four-line surface and is in contact with the butt joint pipe wall, the rest is empty, the contact surface is reduced, the aim of increasing the flexibility, speed and concentricity of butt joint aligning is achieved, and the aligning sliding sleeve is easy to advance, move back, convenient and flexible.
Claims (4)
1. Butt joint aligning assembly, its characterized in that: the method comprises the following steps: the pipe joint comprises a long butt joint pipe (1) and a short butt joint pipe (2), an expansion slip (3) penetrates through the long butt joint pipe (1) and the short butt joint pipe (2), a slip head (31) of the expansion slip (3) extends into the long butt joint pipe (1), a slip tail (32) of the expansion slip (3) extends out of the short butt joint pipe (2), an inclined bolt (4) penetrates through the expansion slip (3), a bolt head (41) of the inclined bolt (4) is matched with the slip head (31), a bolt tail (42) of the inclined bolt (4) extends out of the slip tail (32) and is connected with an expansion locking nut (5), an aligning shaft sleeve (6) is arranged on the slip tail (32) in a sliding mode, a threaded section (321) is arranged at one end, close to the expansion locking nut (5), of the slip tail (32), and an adjusting nut (7) matched with the threaded section (321) in a screwing mode, be provided with handle (8) on adjusting nut (7), the one end of aligning axle sleeve (6) is connected with adjusting nut (7) through solid fixed pressing board (9) and set screw (10) the spiro union has fastening nut (11) rather than mutually supporting on the other end of aligning axle sleeve (6) the cover is equipped with aligning sliding sleeve (12) on aligning axle sleeve (6) between fastening nut (11) and adjusting nut (7) the cover is equipped with degree of depth adjustable ring (13) on aligning axle sleeve (6) between aligning sliding sleeve (12) and adjusting nut (7), the outside of aligning sliding sleeve (12) and the pipe wall sliding fit of butt joint long tube (1) and butt joint nozzle stub (2), the interval between slips head (31) and fastening nut (11) is bigger than the interval of aligning axle sleeve (6).
2. A center-of-interface assembly according to claim 1, wherein: the length of the aligning shaft sleeve (6) is slightly larger than half of the sum of the lengths of the butt short pipe (2) and the aligning sliding sleeve (12).
3. A center-of-interface assembly according to claim 2, wherein: the distance between the slip head (31) and the fastening nut (11) is 20mm larger than that of the aligning shaft sleeve (6).
4. A center-of-interface assembly according to claim 3, wherein: the aligning sliding sleeve (12) is of a symmetrical four-line structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920781461.5U CN209977567U (en) | 2019-05-28 | 2019-05-28 | Butt joint aligning assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920781461.5U CN209977567U (en) | 2019-05-28 | 2019-05-28 | Butt joint aligning assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209977567U true CN209977567U (en) | 2020-01-21 |
Family
ID=69264380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920781461.5U Withdrawn - After Issue CN209977567U (en) | 2019-05-28 | 2019-05-28 | Butt joint aligning assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209977567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107774A (en) * | 2019-05-28 | 2019-08-09 | 盐城市大冈石油工具厂有限责任公司 | Dock aligning assembly |
-
2019
- 2019-05-28 CN CN201920781461.5U patent/CN209977567U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107774A (en) * | 2019-05-28 | 2019-08-09 | 盐城市大冈石油工具厂有限责任公司 | Dock aligning assembly |
| CN110107774B (en) * | 2019-05-28 | 2024-01-09 | 盐城市大冈石油工具厂有限责任公司 | Butt-joint aligning assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200121 Effective date of abandoning: 20240109 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200121 Effective date of abandoning: 20240109 |