CN219493395U - Quick assembly disassembly's fluid pipeline - Google Patents

Abstract

The utility model relates to the technical field of fluid pipelines, in particular to a quick disassembly fluid pipeline. The fluid pipeline for quick disassembly includes at least one pipeline unit. The pipeline unit includes a first pipeline body divided into two sections, a second pipeline body and a pipeline detachment part. Main body flange connection; the first pipeline main body is provided with a first pipeline flange, the second pipeline main body is provided with a second pipeline flange, and the two ends of the pipeline disassembly part are respectively provided with a third pipeline flange and a fourth pipeline flange; The surface of the first pipeline flange away from the first pipeline body is connected to the surface of the third flange away from the pipeline disassembly part, and the surface of the second pipeline flange facing the second pipeline main body is connected to the surface of the fourth pipeline flange facing the pipeline disassembly part . The embodiment of the utility model provides a fluid pipeline that can be quickly disassembled and assembled, and can provide a fluid pipeline that is easy to disassemble.

Description

A quick-disassembly fluid pipeline

technical field

The utility model relates to the technical field of fluid pipelines, in particular to a quick disassembly fluid pipeline.

Background technique

Fluid pipelines are mainly used to transport fluids.

In the prior art, when the multi-section fluid pipelines are connected on site, they are mainly connected by welding. However, the workload of multi-section pipeline welding is large, the operation is inconvenient, and, once the welding is completed, it is difficult to disassemble when maintenance is required.

Therefore, to address the above deficiencies, it is necessary to provide a fluid pipeline that can be quickly disassembled.

Utility model content

The embodiment of the utility model provides a fluid pipeline that can be quickly disassembled and assembled, and can provide a fluid pipeline that is easy to disassemble.

An embodiment of the utility model provides a fluid pipeline for quick disassembly and assembly, which includes at least one pipeline unit. The pipeline unit includes a first pipeline body divided into two sections, a second pipeline body and a pipeline disassembly part. Both ends of the pipe are flange-connected to the first pipe main body and the second pipe main body to obtain a pipe unit consisting of the first pipe main body, the pipe removal part and the second pipe main body in sequence in the axial direction ;

In the installed state, the first pipeline main body is provided with a first pipeline flange, the second pipeline main body is provided with a second pipeline flange, and the two ends of the pipeline removal part are respectively provided with a third pipeline flange and a second pipeline flange. Four pipe flanges;

The surface of the first pipeline flange away from the first pipeline main body is connected to the surface of the third flange away from the pipeline removal part, and the inner diameter of the pipeline removal part is larger than the outer diameter of the second pipeline flange diameter, the inner diameter of the fourth pipeline flange is larger than the outer diameter of the second pipeline main body and smaller than the outer diameter of the second pipeline flange, and the surface of the second pipeline flange facing the second pipeline main body and The fourth pipe flange is connected to the surface of the pipe removal part;

splitting the first pipe flange and the third pipe flange, splitting the second pipe flange and the fourth pipe flange, and the pipe detaching part is slidable along the second pipe main body .

In a possible design, a sealing O-ring is provided between the first pipeline flange and the third pipeline flange, and a sealing O-ring is provided between the second pipeline flange and the fourth pipeline flange. The sealing O-ring.

In a possible design, the sealing O-ring is a low-temperature sealing O-ring.

In a possible design, the pipe removal part includes a bellows part.

Compared with the prior art, the utility model has at least the following beneficial effects:

The first pipe main body and the second pipe main body are respectively connected to the flanges at both ends of the pipe removal part. The flange connection is mainly connected by bolts and nuts, and the welding in the prior art is replaced by the flange connection. This arrangement greatly increases the work efficiency whether it is installing or removing the fluid pipeline.

In this embodiment, after the first pipe flange and the third pipe flange are disassembled and the second pipe flange and the fourth pipe flange are disassembled, the pipe removal part can be slid away from the first pipe main body. Slips off the pipe removal section for easy cleaning and access to the inside of the pipe. After installation or maintenance, slide the pipe removal part to the original position and connect the flange to restore the fluid pipe.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is a schematic structural diagram of the installation state of a fluid pipeline provided by an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a disassembled state of a fluid pipeline provided by an embodiment of the present invention.

In the picture:

1 - the first pipeline body;

2 - the second pipe body;

3-Pipeline dismantling department;

4 - the first pipe flange;

5 - second pipe flange;

6- the third pipe flange;

7 - the fourth pipe flange;

8-Seal O-ring.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are part of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work are all It belongs to the protection scope of the utility model.

In the description of the embodiments of the present utility model, unless otherwise clearly stipulated and limited, the terms "first" and "second" are only used for the purpose of description, and cannot be understood as indicating or implying relative importance; unless otherwise It stipulates or explains that the term "plurality" refers to two or more; the terms "connection" and "fixation" should be understood in a broad sense, for example, "connection" can be a fixed connection or a detachable connection, Or integrally connected, or electrically connected; it can be directly connected, or indirectly connected through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In the description of this specification, it should be understood that the orientation words such as "up" and "down" described in the embodiment of the utility model are described from the angle shown in the accompanying drawings, and should not be understood as a reference to the implementation of the utility model. Example limitations. Furthermore, in this context, it also needs to be understood that when it is mentioned that an element is connected "on" or "under" another element, it can not only be directly connected "on" or "under" another element, but can also To be indirectly connected "on" or "under" another element through an intervening element.

The embodiment of the utility model provides a fluid pipeline for quick disassembly and assembly, which includes at least one pipeline unit. The two ends of the pipe are flange-connected with the first pipe main body 1 and the second pipe main body 2, so as to obtain a pipe unit consisting of the first pipe main body 1, the pipe dismounting part 3 and the second pipe main body 2 in sequence in the axial direction;

The first pipe main body 1 and the second pipe main body 2 are respectively flange-connected to two ends of the pipe dismantling part 3 . The flange connection is mainly connected by bolts and nuts, and the welding in the prior art is replaced by the flange connection. This arrangement greatly increases the work efficiency whether it is installing or removing the fluid pipeline.

It should be noted that the fluid pipeline may include multiple pipeline units to achieve detachable connection of multiple pipeline units.

In some embodiments of the present utility model, in the installed state, the first pipeline main body 1 is provided with a first pipeline flange 4, the second pipeline main body 2 is provided with a second pipeline flange 5, and the two ends of the pipeline removal part 3 are respectively A third pipeline flange 6 and a fourth pipeline flange 7 are provided;

The surface of the first pipeline flange 4 away from the first pipeline main body 1 is connected with the surface of the third flange away from the pipeline detachment part 3, the inner diameter of the pipeline detachment part 3 is greater than the outer diameter of the second pipeline flange 5, and the fourth pipeline flange The inner diameter of 7 is larger than the outer diameter of the second pipeline main body 2 and smaller than the outer diameter of the second pipeline flange 5, the surface of the second pipeline flange 5 facing the second pipeline main body 2 is the same as the surface of the fourth pipeline flange 7 facing the pipeline removal part 3 surface connection;

The first pipeline flange 4 and the third pipeline flange 6 are disassembled, the second pipeline flange 5 and the fourth pipeline flange 7 are disassembled, and the pipeline removal part 3 can slide along the second pipeline main body 2 .

In this embodiment, after the first pipeline flange 4 and the third pipeline flange 6 are disassembled and the second pipeline flange 5 and the fourth pipeline flange 7 are disassembled, the pipeline removal part 3 can be slid away from the first pipeline body 1. Sliding away the pipe dismantling part 3 is convenient for cleaning and overhauling the inside of the pipe. After installation or maintenance, slide the pipe removal part 3 to the original position, and connect the flange to restore the pipe unit.

In some embodiments of the present utility model, a sealing O-ring 8 is provided between the first pipeline flange 4 and the third pipeline flange 6, and a sealing O-ring 8 is provided between the second pipeline flange 5 and the fourth pipeline flange 7. O ring 8.

In this embodiment, a sealing O-ring 8 is provided to increase the sealing performance of the connection.

In some embodiments of the present utility model, the sealing O-ring 8 is a cryogenic sealing O-ring 8 .

In this embodiment, when the fluid pipeline provided by the utility model is applied in the field of low-temperature fluid transmission, the low-temperature sealing O-ring 8 can be used to maintain excellent sealing performance at the connection of the fluid pipeline at low temperature.

In some embodiments of the present invention, the pipe removal part 3 comprises a bellows part.

In this embodiment, the use of bellows can effectively solve the problem of welding deviation of the prefabricated pipeline. In addition, the use of bellows connections can offset the amount of cold shrinkage of metal pipes.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or to perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit of the technical solutions of the various embodiments of the present utility model. and range.

Claims (4)

1. The quick-disassembly fluid pipeline is characterized by comprising at least one pipeline unit, wherein the pipeline unit comprises a first pipeline main body (1), a second pipeline main body (2) and a pipeline disassembly part (3) which are divided into two sections, and two ends of the pipeline disassembly part (3) are in flange connection with the first pipeline main body (1) and the second pipeline main body (2) so as to obtain the pipeline unit which is sequentially provided with the first pipeline main body (1), the pipeline disassembly part (3) and the second pipeline main body (2) along the axial direction;

in the installation state, the first pipeline main body (1) is provided with a first pipeline flange (4), the second pipeline main body (2) is provided with a second pipeline flange (5), and the two ends of the pipeline disassembly part (3) are respectively provided with a third pipeline flange (6) and a fourth pipeline flange (7);

the surface of the first pipeline flange (4) far away from the first pipeline main body (1) is connected with the surface of the third pipeline flange (6) far away from the pipeline disassembly part (3), the inner diameter of the pipeline disassembly part (3) is larger than the outer diameter of the second pipeline flange (5), the inner diameter of the fourth pipeline flange (7) is larger than the outer diameter of the second pipeline main body (2) and smaller than the outer diameter of the second pipeline flange (5), and the surface of the second pipeline flange (5) facing the second pipeline main body (2) is connected with the surface of the fourth pipeline flange (7) facing the pipeline disassembly part (3);

the first pipeline flange (4) and the third pipeline flange (6) are detached, the second pipeline flange (5) and the fourth pipeline flange (7) are detached, and the pipeline detaching part (3) can slide along the second pipeline main body (2).

2. Fluid conduit according to claim 1, characterized in that a sealing O-ring (8) is arranged between the first conduit flange (4) and the third conduit flange (6), and that the sealing O-ring (8) is arranged between the second conduit flange (5) and the fourth conduit flange (7).

3. A fluid conduit according to claim 2, wherein the sealing O-ring (8) is a cryogenic sealing O-ring (8).

4. A fluid conduit according to claim 1, wherein the conduit disassembly portion (3) comprises a bellows portion.