CN220851155U - Fracturing flow-back fluid conveying pipeline and connecting piece - Google Patents
Fracturing flow-back fluid conveying pipeline and connecting piece Download PDFInfo
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- CN220851155U CN220851155U CN202322847654.5U CN202322847654U CN220851155U CN 220851155 U CN220851155 U CN 220851155U CN 202322847654 U CN202322847654 U CN 202322847654U CN 220851155 U CN220851155 U CN 220851155U
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- pipeline
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- 239000012530 fluid Substances 0.000 title claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 238000013461 design Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model provides a fracturing flow-back fluid conveying pipeline and a connecting piece, and belongs to the technical field of pipeline conveying. The utility model comprises a first flange, a second flange and a flange sleeve; the first flange is of a hollow structure, one end of the first flange is connected with the first pipeline, and an annular boss is arranged at the other end of the first flange; the second flange is hollow structure, and one end is connected with the second pipeline, and the other end of second flange is equipped with the annular groove with boss adaptation. After the first flange is in butt joint with the second flange, the flange sleeve is arranged on the periphery of the first flange and the periphery of the second flange in a sleeved mode, so that the first flange and the second flange are connected, a plurality of special-shaped grooves are formed in the outer side wall of the flange sleeve, disassembly and assembly of the flange sleeve are facilitated, workers are prevented from disassembling and assembling by using non-matched tools due to the arrangement of the special-shaped grooves, safety is improved, and the technical problems that in the prior art, tightness is low, bearing force is low and loss is easy to occur are solved.
Description
Technical Field
The utility model belongs to the technical field of pipeline conveying, and particularly relates to a fracturing flow-back fluid conveying pipeline and a connecting piece.
Background
On one hand, the materials of the traditional conveying pipeline are easy to age, and the peripheral environment pollution is easy to be caused by liquid leakage, so that supervision and punishment are caused; on the other hand, the connection mode is simpler, can be disassembled at will, is easy to lose, and has higher requirements on subsequent maintenance work. The supervision punishment and maintenance cost can lead to the improvement of the production cost, the discontinuity of the production flow and the inefficiency of work.
Disclosure of utility model
The embodiment of the utility model provides a fracturing flow-back fluid conveying pipeline and a connecting piece, and aims to solve the technical problems of low tightness, small bearing pressure and easiness in losing in the prior art.
In order to achieve the above object, the present utility model adopts the following technical scheme: the fracturing flow-back fluid conveying pipeline comprises a first flange, a second flange and a flange sleeve. The first flange is of a hollow structure, one end of the first flange is connected with the first pipeline, and an annular boss is arranged at the other end of the first flange; the second flange is of a hollow structure, one end of the second flange is connected with the second pipeline, and an annular groove matched with the annular boss is formed in the other end of the second flange; the flange sleeve is of a hollow structure and is sleeved on the outer peripheral sides of the first flange and the second flange and used for connecting the first flange and the second flange; and a plurality of special-shaped grooves are formed in the outer side wall of the flange sleeve.
In one possible implementation, the profiled groove is arranged in the vertical direction of the flange sleeve.
In one possible implementation, a gasket is provided between the contact surfaces of the annular boss and the annular groove.
In one possible implementation, the outer sidewall of the first flange is stepped, and the outer sidewall diameter of the first flange proximate the first conduit is smaller than the outer sidewall diameter distal the first conduit.
In one possible implementation, the outer side wall of the second flange is stepped, and the diameter of the outer side wall of the second flange near the second pipe is smaller than the diameter of the outer side wall of the second pipe.
In one possible implementation, the outer end surface of the annular boss is a conical surface, and the inner wall of the annular groove is matched with the conical surface.
In one possible implementation, the flange sleeve includes a first connection portion and a second connection portion, the first connection portion is connected with the first flange, and an inner diameter of the first connection portion is smaller than an outer diameter of the annular boss.
In one possible implementation, the second connection portion is screwed with the second flange.
In one possible implementation, the second connection portion is provided with an internal thread, and the second flange is provided with an external thread adapted to the internal thread.
In a second aspect, a frac flowback fluid delivery conduit includes the connector of the above embodiments.
The fracturing flow-back fluid conveying pipeline and the connecting piece provided by the utility model have the beneficial effects that: compared with the prior art, the utility model comprises a first flange, a second flange and a flange sleeve; the first flange is of a hollow structure, one end of the first flange is connected with the first pipeline, and an annular boss is arranged at the other end of the first flange; the second flange is of a hollow structure, one end of the second flange is connected with the second pipeline, and an annular groove matched with the boss is formed in the other end of the second flange; the flange sleeve is of a hollow structure, and a plurality of special-shaped grooves are formed in the outer side wall of the flange sleeve. After the first flange is in butt joint with the second flange, the flange sleeve is arranged on the outer peripheral sides of the first flange and the second flange and used for connecting the first flange with the second flange, and meanwhile, the outer side wall of the flange sleeve is provided with a plurality of special-shaped grooves, so that the flange sleeve is convenient to detach and install, and due to the fact that the special-shaped grooves are arranged, workers are prevented from detaching by using non-matched tools, safety is improved, and the technical problems that in the prior art, tightness is low, bearing force is low and the flange is easy to lose are solved.
Drawings
FIG. 1 is an elevation cross-sectional view of a connector provided in an embodiment of the present utility model;
FIG. 2 is a schematic three-dimensional structure of a flange sleeve according to an embodiment of the present utility model;
reference numerals illustrate:
1. A first flange; 11. a first pipe; 12. an annular boss; 2. a second flange; 21. a second pipe; 22. an annular groove; 3. a flange sleeve; 31. a first connection portion; 32. a second connecting portion; 33. a special-shaped groove; 4. and a gasket.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It should be further noted that the drawings and embodiments of the present utility model mainly describe the concept of the present utility model, and on the basis of the concept, some specific forms and arrangements of connection relations, position relations, power units, power supply systems, hydraulic systems, control systems, etc. may not be completely described, but those skilled in the art may implement the specific forms and arrangements described above in a well-known manner on the premise of understanding the concept of the present utility model.
When an element is referred to as being "fixed" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
The terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the same sense as the orientation or positional relationship shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" means two or more, and the meaning of "a number" means one or more, unless specifically defined otherwise.
The fracturing flow-back fluid conveying pipeline and the connecting piece provided by the utility model are described.
Referring to fig. 1 and 2 together, the connector provided by the present utility model will now be described. The connecting piece comprises a first flange 1, a second flange 2 and a flange sleeve 3; the first flange 1 is of a hollow structure, one end of the first flange is connected with the first pipeline 11, and an annular boss 12 is arranged at the other end of the first flange 1; the second flange 2 is of a hollow structure, one end of the second flange 2 is connected with the second pipeline 21, and the other end of the second flange 2 is provided with an annular groove 22 matched with the boss; the flange sleeve 3 is of a hollow structure, and the flange sleeve 3 is sleeved on the outer peripheral sides of the first flange 1 and the second flange 2 and is used for connecting the first flange 1 and the second flange 2; the outer side wall of the flange sleeve 3 is provided with a plurality of special-shaped grooves 33.
Compared with the prior art, the connecting piece provided by the embodiment of the utility model comprises a first flange 1, a second flange 2 and a flange sleeve 3; the first flange 1 is of a hollow structure, one end of the first flange is connected with the first pipeline 11, and an annular boss 12 is arranged at the other end of the first flange 1; the second flange 2 is of a hollow structure, one end of the second flange 2 is connected with the second pipeline 21, and the other end of the second flange 2 is provided with an annular groove 22 matched with the annular boss 12. After the butt joint of the first flange 1 and the second flange 2 is completed, the flange sleeve 3 is sleeved on the flange sleeve 3 and is sleeved on the outer peripheral sides of the first flange 1 and the second flange 2, so that the first flange 1 and the second flange 2 are connected, and meanwhile, the outer side wall of the flange sleeve 3 is provided with a plurality of special-shaped grooves 33, so that the flange sleeve 3 is convenient to detach and install, and workers are prevented from disassembling and assembling by using non-matched tools due to the arrangement of the special-shaped grooves 33, the safety is improved, and the technical problems of low tightness, small bearing force and easiness in losing in the prior art are solved.
In some embodiments, the first flange 1 and the first pipe 11 are connected by welding; the second flange 2 and the second pipe 21 are connected by welding.
In some embodiments, the profiled groove 33 is arranged in the vertical direction of the flange sleeve 3.
Further, the number of the special-shaped grooves 33 is five, and the special-shaped grooves 33 are uniformly arranged at intervals along the central axis of the flange sleeve 3.
On the basis of the embodiment, the gasket 4 is arranged between the contact surface of the annular boss 12 and the annular groove 22, so that the tightness between the first flange 1 and the second flange 2 is enhanced.
In some embodiments, the outer side wall of the first flange 1 is stepped, and the diameter of the outer side wall of the first flange 1 near the first pipeline 11 is smaller than the diameter of the outer side wall of the first flange far away from the first pipeline 11, so that the design not only facilitates processing but also reduces the dead weight of the first flange 1 while meeting the strength requirement.
Further, the outer side wall of the second flange 2 is stepped, and the diameter of the outer side wall of the second flange 2 close to the second pipeline 21 is smaller than the diameter of the outer side wall of the second flange 2 far from the second pipeline 21; the design not only facilitates processing but also reduces the dead weight of the second flange 2 while meeting the strength requirements.
In some embodiments, the outer end surface of the annular boss 12 is tapered, and the inner wall of the annular groove 22 is adapted to the tapered surface. The design makes the first flange 1 and the second flange 2 difficult to deviate in the connecting process, improves the connecting efficiency of the first flange 1 and the second flange 2, also improves the contact area between the first flange 1 and the second flange 2, and further improves the tightness of the first flange 1 and the second flange 2.
On the basis of the above embodiment, the flange sleeve 3 includes the first connection portion 31 and the second connection portion 32, the first connection portion 31 is connected with the first flange 1, and the inner diameter of the first connection portion 31 is smaller than the outer diameter of the annular boss 12. The flange sleeve 3 can only be removed if the first flange 1 is removed simultaneously on the first pipe 11. The design avoids the loss of the flange sleeve 3, and improves the safety of the flange sleeve 3 in the use process.
Further, the second connection portion 32 is screwed with the second flange 2. The use of a threaded connection facilitates the connection and disconnection of the second connection portion 32 to the second flange 2.
Further, the second connecting portion 32 is provided with an internal thread, and the second flange 2 is provided with an external thread matched with the internal thread, so that the second connecting portion 32 and the second flange 2 can be conveniently processed.
Further, one end of the special-shaped groove 33 is communicated with the outer end face of the second connecting portion 32, so that oil stains and the like are prevented from accumulating in the special-shaped groove 33, and daily maintenance of the flange sleeve 3 is facilitated.
The first flange 1, the second flange 2 and the flange sleeve 3 are made of 20# steel.
With respect to the connector provided by the embodiment, the specific implementation mode can be that the working pressure is 8mpa, the static pressure test is 12mpa, the burst peeling strength test is 21mpa, meanwhile, the anti-corrosion resin coating of the conveying pipeline is specially designed according to the characteristics of the chemical components of the fracturing flowback fluid, so that the chemical components such as acid resistance and reduction resistance are realized, the time and the cost are saved for safe production, the conveying and mounting efficiency of the fracturing flowback fluid is improved, and the conveying and safe production requirements of the fracturing flowback fluid are effectively ensured.
In a second aspect, the frac flowback fluid delivery conduit further comprises a connector as in the previous embodiments.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. Connecting piece, its characterized in that includes:
The first flange (1) is of a hollow structure, one end of the first flange is connected with the first pipeline (11), and an annular boss (12) is arranged at the other end of the first flange (1);
The second flange (2) is of a hollow structure, one end of the second flange is connected with the second pipeline (21), and an annular groove (22) matched with the annular boss (12) is formed in the other end of the second flange (2); and
The flange sleeve (3) is of a hollow structure, and the flange sleeve (3) is sleeved on the outer peripheral sides of the first flange (1) and the second flange (2) and is used for connecting the first flange (1) and the second flange (2); the outer side wall of the flange sleeve (3) is provided with a plurality of special-shaped grooves (33).
2. A connection according to claim 1, characterized in that the profiled groove (33) is arranged in the vertical direction of the flange sleeve (3).
3. A connecting element according to claim 2, characterized in that a gasket (4) is provided between the contact surfaces of the annular boss (12) and the annular recess (22).
4. A connection according to claim 3, wherein the outer side wall of the first flange (1) is stepped and the outer side wall of the first flange (1) adjacent to the first pipe (11) has a smaller diameter than the outer side wall remote from the first pipe (11).
5. A connection according to claim 4, wherein the outer side wall of the second flange (2) is stepped and the diameter of the outer side wall of the second flange (2) adjacent to the second pipe (21) is smaller than the diameter of the outer side wall remote from the second pipe (21).
6. A connecting element according to claim 5, wherein the outer end surface of the annular boss (12) is a conical surface, and the inner wall of the annular groove (22) is adapted to the conical surface.
7. A connection according to claim 6, wherein the flange sleeve (3) comprises a first connection portion (31) and a second connection portion (32), the first connection portion (31) being connected to the first flange (1) and the first connection portion (31) having an inner diameter smaller than the outer diameter of the annular boss (12).
8. A connection according to claim 7, wherein the second connection portion (32) is screwed with the second flange (2).
9. A connection according to claim 8, wherein the second connection part (32) is provided with an internal thread and the second flange (2) is provided with an external thread adapted to the internal thread.
10. A frac flowback fluid transfer conduit comprising a connector as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322847654.5U CN220851155U (en) | 2023-10-23 | 2023-10-23 | Fracturing flow-back fluid conveying pipeline and connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322847654.5U CN220851155U (en) | 2023-10-23 | 2023-10-23 | Fracturing flow-back fluid conveying pipeline and connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220851155U true CN220851155U (en) | 2024-04-26 |
Family
ID=90740179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322847654.5U Active CN220851155U (en) | 2023-10-23 | 2023-10-23 | Fracturing flow-back fluid conveying pipeline and connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220851155U (en) |
-
2023
- 2023-10-23 CN CN202322847654.5U patent/CN220851155U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |