CN217712444U

CN217712444U - Joint structure and manifold

Info

Publication number: CN217712444U
Application number: CN202221042864.6U
Authority: CN
Inventors: 田琳; 路兵; 杨波; 杜珊
Original assignee: Sany Petroleum Intelligent Equipment Co Ltd
Current assignee: Sany Petroleum Intelligent Equipment Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-11-01
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to the technical field of pipeline installation structures, and provides a joint structure and a manifold, wherein the joint structure comprises a main body and a flange, and the main body adopts a tubular structure; the flange sets up the tip of main part, flange axial rotation connect in the main part, and with main part eccentric settings. The utility model provides a joint design, manifold, with flange and main part eccentric settings, can compensate the position and the manufacturing error of pipeline, need not to adopt the pipeline of turning to many times to adjust, effectively reduce the installation complexity, improve the security; and, because the flange is connected with main part axial rotation, can be through making the eccentric angle of flange and main part relative rotation adjustment flange, the complicated pipeline of adaptation that can be better arranges the condition, have higher flexibility.

Description

Joint structure and manifold

Technical Field

The utility model relates to a pipeline mounting structure technical field especially relates to a joint design, manifold.

Background

The structures such as a well head, a main pipeline, a fracturing pump and the like are connected with each other by a high-pressure movable elbow, a high-pressure straight pipe, a rotary short-section manifold, a telescopic short-section manifold and the like, and the manifolds are large in quantity and complex in type. Small position errors or manufacturing errors can cause that the installation is not in place, the connection of the manifold is not reliable, the direction is not easy to adjust, and the installation efficiency is low;

in order to overcome position and manufacturing errors, pipelines which are turned for many times are needed to be installed and adjusted, connecting parts are increased in the installation mode, installation is more complex, and system reliability is reduced. Particularly, when high-speed and high-pressure fluid such as fracturing fluid is conveyed in the pipeline, the fluid causes great impact on the pipeline, so that the pipeline vibrates greatly in the conveying process, and effective sealing of each connecting part is tested greatly. Therefore, the existing pipeline connecting structure has the defects of complex mounting structure, low flexibility, poor safety and the like, and can not overcome position and manufacturing errors well.

SUMMERY OF THE UTILITY MODEL

The utility model provides a joint design, manifold for solve among the prior art pipeline for overcome position and manufacturing error lead to its mounting structure complicated, the flexibility is low, the poor problem of security.

The utility model provides a joint structure, include:

the main body adopts a tubular structure;

the flange is arranged at the end part of the main body, and the flange is axially and rotatably connected with the main body and eccentrically arranged with the main body.

According to the utility model provides a pair of joint design, the flange is provided with a pair ofly, and arranges in separately the both ends of main part.

According to the utility model provides a pair of joint design still includes:

the adapter is arranged between the flange and the main body to realize the rotary connection of the main body and the flange.

According to the utility model provides a pair of joint design, the adaptor includes the rolling element, the outer wall of main part with at least one in the inner wall of flange is provided with the mounting groove, the rolling element sets up in the mounting groove.

According to the utility model provides a pair of joint structure, be provided with the mounting hole on the flange, the first end of mounting hole runs through the outer wall of flange, the second end of mounting hole extends to the mounting groove, the rolling element be suitable for by the mounting hole install extremely the mounting groove.

According to the utility model provides a pair of joint design, be provided with the shutoff piece on the flange, the shutoff piece is installed in the mounting hole.

According to the utility model provides a pair of joint design, the one end of shutoff piece extends to the tank bottom of mounting groove, and with the tank bottom looks adaptation of mounting groove.

According to the utility model provides a pair of joint design, the tip of main part is provided with the seal groove, be provided with first sealing member in the seal groove.

According to the utility model provides a pair of joint design still includes the second sealing member, the second sealing member sets up the flange with the seam position of main part.

The utility model also provides a manifold, joint design as above including at least two sections bodys and at least one, it is adjacent through at least one between the body joint design connects.

The joint structure provided by the utility model has the advantages that the flange and the main body are eccentrically arranged, so that the position and manufacturing errors of the pipeline can be compensated, the pipeline does not need to be steered for adjustment for multiple times, the installation complexity is effectively reduced, and the safety is improved; and, because the flange is connected with main part axial rotation, can be through making the eccentric angle of flange and main part relative rotation adjustment flange, the complicated pipeline of adaptation that can be better arranges the condition, have higher flexibility.

Further, the present invention provides a manifold having the above-described joint structure, and therefore, also having the advantages described above.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic overall structural diagram of a joint structure provided in the present invention;

fig. 2 is a cross-sectional view of a joint structure provided by the present invention;

fig. 3 is a second cross-sectional view of a joint structure provided by the present invention;

fig. 4 is a third cross-sectional view of a joint structure provided by the present invention;

reference numerals: 1. a flange; 2. a main body; 3. a rolling body; 4. mounting holes; 5. a blocking member; 6. a first seal member; 7. a second seal member; 8. a boss; 9. a booster hole; 10. a first extension pipe; 11. a second extension pipe; 13. inserting grooves; 14. a third seal.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The joint structure according to the embodiment of the present invention will be described with reference to fig. 1 to 4, and the joint structure may be a portion located at an end of a pipe body and used for connecting with other pipe bodies, or may be a separately installed joint for connecting adjacent pipe bodies.

As shown in fig. 1 and 2, a joint structure according to an embodiment of the present invention includes a main body 2 and a flange 1. Main part 2 is hollow tubular structure, the embodiment of the utility model provides an in 2 structure of main part do not specifically prescribe a limit to, its cross section can be for arbitrary shapes such as circular, square or oval, and main part 2 can be straight tube, right angle pipe or arc pipe etc.. The flange 1 is arranged at the end of the main body 2, and a plurality of through holes arranged in the radial direction are arranged on the end face of the flange, and all the through holes are evenly distributed in the circumferential direction around the axis of the flange 1. The axis of flange 1 is parallel with the axis of main part 2, and with main part 2 eccentric settings, can overcome the position and the manufacturing error of pipeline when connecting other bodys through flange 1. The flange 1 is axially and rotatably connected to the main body 2, so that the eccentric angle of the flange 1 can be conveniently adjusted, and the installation requirements of different angles are met.

The utility model discloses some embodiments, flange 1 is provided with a pair ofly, and divides the both ends of arranging main part 2 in, makes 2 both ends homoenergetic of main part carry out nimble adjustment, has stronger adaptability. When the body 2 is a short pipe, the joint structure in this form can be used exclusively as a mounting joint for connecting adjacent pipe bodies.

It should be noted that, in order to realize the connection of adjacent pipe bodies, the joint structure according to the embodiment of the present invention may use one or more than two as needed, and when the joint structure is provided with more than two, the adjacent joint structures may be connected to each other. For example, the offset distance between the axis of the flange 1 and the axis of the main body 2 is h, and if the joint structure of the embodiment of the present invention includes two flanges 1, the maximum offset distance that the flanges 1 at the two ends can form is 2h; when the joint structure is provided with two or more, if the total number of the flanges 1 of each joint structure is N, the maximum distance that can be shifted is N × h. It should be noted here that since the joint structure may include 1 flange and may also include 2 flanges, when the joint structure is provided with two or more flanges, the maximum distance that can be deviated should be calculated by the total number N of the flanges 1.

The utility model discloses some embodiments, joint design still includes the adaptor, and the adaptor setting is connected in order to realize the rotation of main part 2 and flange 1 between flange 1 and main part 2 to reduce the rotational resistance of flange 1 and main part 2.

The adaptor comprises rolling elements 3, and the rolling elements 3 may be of ball or roller construction. At least one of the outer wall of the main body 2 and the inner wall of the flange 1 is provided with a mounting groove, the mounting groove is of an annular groove structure, the width of the mounting groove in the axial direction of the main body 2 is the same as that of the rolling body 3, and the rolling body 3 is arranged in the mounting groove and can roll along the mounting groove. Further, be provided with the mounting groove on the outer wall of main part 2 and on flange 1's the inner wall respectively, and the mounting groove amalgamation on the mounting groove on the outer wall of main part 2 and the mounting groove on the flange 1 inner wall forms the roll passageway, rolling element 3 simultaneously with mounting groove on the outer wall of main part 2 and the mounting groove cooperation on the flange 1 inner wall, therefore, rolling element 3 not only can reduce the rotational resistance of flange 1 with main part 2, can also play the spacing effect of axial displacement to flange 1 and main part 2, prevent that flange 1 from breaking away from with main part 2.

The embodiment of the utility model provides an in rolling element 3 has evenly arranged a plurality ofly in the mounting groove internal circumference, makes main part 2 and flange 1's atress even, takes place to damage when avoiding bearing great external force.

In some embodiments of the present invention, the flange 1 is provided with the mounting hole 4, the width of the mounting hole 4 is not less than the width of the rolling element 3, the first end of the mounting hole 4 runs through the outer wall of the flange 1, the second end of the mounting hole 4 extends to the mounting groove, the mounting hole 4 can be specifically set to radially run through the through hole structure of the flange 1, the rolling element 3 is suitable for being mounted to the mounting groove by the mounting hole 4, and the mounting is more convenient.

Optionally, a block piece 5 is arranged on the flange 1, and the block piece 5 is installed in the installation hole 4. The blocking piece 5 can be of a rod-shaped structure, is connected in a splicing mode or in a threaded mode in the mounting hole 4, prevents the rolling body 3 from rolling out of the mounting hole 4, and meanwhile can prevent sundries from entering the mounting groove to affect the rolling of the rolling body 3.

Optionally, one end of the blocking piece 5 extends to the bottom of the mounting groove and is matched with the bottom of the mounting groove, so that the bottom of the mounting groove is spliced with the end of the blocking piece 5, for example, when the cross section of the mounting groove is semicircular, the end of the blocking piece 5 can be set to be an arc-shaped surface matched with the bottom of the mounting groove, and therefore the rolling body 3 can be prevented from being blocked at the position of the mounting hole 4.

According to the utility model discloses joint design is provided with boss 8 in the main part 2, can conveniently rotate main part 2 through boss 8, and boss 8 can set up to the hexagon structure, can use with the cooperation of hexagonal spanner. Furthermore, the outer wall of the boss 8 is provided with a power assisting hole 9, the power assisting hole 9 is of a blind hole structure, and a pry bar can be inserted into the blind hole to poke the main body 2 to rotate.

The utility model discloses in some embodiments, the tip of main part 2 is provided with the seal groove, and the seal groove is the ring channel structure, installs first sealing member 6 in the seal groove, and first sealing member 6 can play sealed effect in the joint design use, avoids appearing the weeping phenomenon.

Optionally, any end of the main body 2 is coaxially provided with more than two sealing grooves, and the first sealing elements 6 are correspondingly arranged in the sealing grooves respectively, so that a better sealing effect can be achieved.

It will be understood that the first sealing element 6 can be used as a common sealing structure when the end of the body 2 of the joint construction is to be butted against the body 2 of another pipe element or another joint construction, i.e. the side of the first sealing element 6 facing away from the sealing groove can be inserted into a groove of another component.

As shown in fig. 3, in some embodiments of the present invention, the joint structure further includes a second sealing member 7, the second sealing member 7 is disposed at a joint position between the flange 1 and the main body 2, specifically, the inner wall of the flange 1 and the outer wall of the main body 2 are respectively provided with a receiving groove, and the receiving groove on the flange 1 and the receiving groove on the main body 2 are spliced for installing the second sealing member 7. The holding tank can be arranged at the seam tip of flange 1 with main part 2, also can arrange inside the seam of flange 1 with main part 2, and the homoenergetic reaches good sealed effect.

As shown in fig. 4, in some embodiments of the present invention, the joint structure further includes a first extension pipe 10 and a second extension pipe 11, the length of the first extension pipe 10 is 2 times the length of the second extension pipe 11, and the inner diameters of the first extension pipe 10 and the second extension pipe 11 are the same as the inner diameter of the main body 2. The two ends of the main body 2 are respectively provided with an insertion groove 13, the insertion grooves 13 extend along the axial direction of the main body 2, the inner diameter of the insertion groove 13 is the same as the outer diameters of the first extension pipe 10 and the second extension pipe 11, and the axial length of the insertion groove 13 is the same as the length of the second extension pipe 11, so that the second extension pipe 11 can be just installed in the insertion groove 13. The first extension pipe 10 and the second extension pipe 11 are replaceable structures, and can be selected according to use conditions, specifically, when the two joint structures are connected, two ends of one first extension pipe 10 can be respectively inserted into the insertion grooves 13 of the two connected main bodies 2, so that the connection between the main bodies 2 is more stable, and a better sealing effect can be achieved; when the joint structure is connected to another pipe body, the second extension pipe 11 can be installed in the insertion groove 13 to prevent the fluid from forming a vortex at the position of the insertion groove 13.

Optionally, the outer wall of the first extension pipe 10 is provided with three sealing members 14, and the number of the third sealing members 14 is two or more, when the first extension pipe 10 is inserted into the insertion grooves 13 of the two main bodies 2 at the same time, a part of the third sealing members 14 is located in the insertion groove 13 of one of the main bodies 2, and another part of the third sealing members 14 is located in the insertion groove 13 of the other main body 2.

The embodiment of the utility model provides a still provide a manifold, it includes the joint design in at least two sections bodys and at least one above-mentioned arbitrary one, connects through at least one joint design between the adjacent body, and the quantity of joint design is nimble to be selected according to the offset of the connection distance between the body and tip.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A joint construction, comprising:

the main body adopts a tubular structure;

the flange is arranged at the end part of the main body, is axially and rotatably connected to the main body and is eccentrically arranged with the main body; and

2. The coupling structure of claim 1, wherein the flanges are provided in a pair and are disposed at opposite ends of the body.

3. The joint structure of claim 1, wherein the adaptor includes a rolling body, at least one of the outer wall of the main body and the inner wall of the flange is provided with a mounting groove, and the rolling body is disposed within the mounting groove.

4. The joint structure of claim 3, wherein the flange is provided with a mounting hole, a first end of the mounting hole penetrates through an outer wall of the flange, a second end of the mounting hole extends to the mounting groove, and the rolling element is adapted to be mounted to the mounting groove through the mounting hole.

5. The coupling construction of claim 4, wherein the flange is provided with a closure member, the closure member being mounted in the mounting hole.

6. The joint construction of claim 5, wherein one end of the plugging member extends to and fits the bottom of the mounting groove.

7. The joint structure of claim 1, wherein an end of the body is provided with a sealing groove having a first seal disposed therein.

8. The coupling structure of claim 1, further comprising a second seal disposed at the location of the joint between the flange and the body.

9. A manifold comprising at least two segments of pipe and at least one joint structure according to any one of claims 1 to 8, wherein adjacent segments of pipe are connected by at least one joint structure.