Angle-variable pipeline joint

Abstract

The utility model discloses a pipeline joint with a variable angle. The pipeline joint comprises a circular track joint assembly, a movable joint assembly and a communication state joint assembly, the circular track connector assembly comprises at least one first connector. The movable connector assembly is embedded in the circular track connector assembly in a rotatable and sealed mode and comprises at least one second connector and an annular body. The annular body comprises a plurality of middle communicating holes, the second connector is arranged on the annular body in a sealed mode and communicates with one of the middle communicating holes, and the first connector communicates with the other middle communicating hole; the communication state connector assembly is embedded in the annular body in a rotatable and sealed mode and comprises at least two state communication holes, one of the at least two state communication holes is communicated with the first connector, and the other state communication hole is communicated with the second connector. In this way, the connection angle can be adjusted in good time, installation can be conducted by adjusting the angle correspondingly in the case of interference, and different matching requirements can be met.

Description

Technical Field

[0001] The utility model relates to the field of engine design and manufacturing, in particular to a pipe joint with a variable angle. Background Art

[0002] The operation of the engine requires three major circulation systems: fuel circulation system, oil circulation system and coolant circulation system. In order to ensure the normal operation of the three major circulation systems, the piping system arranged around the engine is essential. Nowadays, a combination of various bent pipes and fixed joints are often used to arrange and connect them to ensure the normal operation of the engine.

[0003] However, the space in the engine compartment is limited, and the boundaries of each compartment are different, which makes it difficult to arrange the engine pipelines. Often, a slight change in the boundaries requires the entire set of pipelines to be redesigned and developed. This is not conducive to engine cost control and material management.

[0004] The existing pipeline layout joints are fixed at fixed angles after connection, or steel pipes with fixed bending angles are directly used, which is very easy to cause installation interference problems. In addition, the existing engines need to meet a lot of matching conditions, and each matching engine compartment is different. Each time, a large number of related pipelines must be changed, which consumes a lot of manpower, material resources, and financial resources, and will also cause the installation status to be different and unchanged.

[0005] In view of the above-mentioned problems existing in line technology, in order to improve the adaptability and versatility of pipeline layout, a pipeline joint that can overcome the above-mentioned defects is further designed to realize real-time adjustment of pipeline layout.

[0006] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0007] The purpose of the utility model is to provide a pipe joint with a variable angle. The angle of the new joint can be adjusted. When encountering interference, the angle can be adjusted accordingly for installation. It can also adapt to different supporting requirements, save various resources, and enhance the competitiveness of the product.

[0008] To achieve the above-mentioned purpose, the utility model provides a variable-angle pipe joint, including a ring rail joint assembly, a movable joint assembly and a connected state joint assembly; the ring rail joint assembly includes at least one first joint; the movable joint assembly can be rotatably and sealingly embedded in the ring rail joint assembly, and the movable joint assembly includes at least one second joint and an annular body; the annular body includes a plurality of intermediate connecting holes, the second joint is sealingly arranged on the annular body and is connected to one of the plurality of intermediate connecting holes, and the first joint is connected to another of the plurality of intermediate connecting holes; the connected state joint assembly can be rotatably and sealingly embedded in the annular body, and the connected state joint assembly includes at least two state connecting holes, one of the at least two state connecting holes is connected to the first joint, and the other is connected to the second joint.

[0009] In a preferred embodiment, the ring rail joint assembly further comprises a double ring rail body, which is sealingly connected to the first joint, and the annular body of the movable joint assembly is rotatably embedded in the double ring rail body.

[0010] In a preferred embodiment, the double-rail body and the annular body are coaxially arranged, and the annular body can rotate within a certain range in the double-rail body about the central axis of the double-rail body and the annular body.

[0011] In a preferred embodiment, a plurality of intermediate communication holes are evenly distributed and annularly arranged on the side wall of the annular body, and the central axes of the plurality of intermediate communication holes are perpendicular to the central axis of the annular body and are relative to the same point.

[0012] In a preferred embodiment, there are multiple connecting state joint assemblies, and the positions of at least two state connecting holes on the multiple connecting state joint assemblies are different. At least two state connecting holes on each connecting state joint assembly can match two of the multiple intermediate connecting holes of the annular body.

[0013] In a preferred embodiment, the connecting state joint assembly is a cylindrical structure, which is rotatably and sealingly embedded in the annular body, and the cylindrical structure is coaxially arranged with the annular body and the double-ring rail body.

[0014] In a preferred embodiment, the middle holes at both ends of the barrel-shaped structure can be sealed and connected to corresponding pipelines to form a four-way joint with at least four channels.

[0015] In a preferred embodiment, the variable-angle pipe joint further includes a plugging assembly, which plugs both ends of the middle hole of the cylindrical structure. The plugging assembly and the pipe joint can form a two-way joint with at least two channels.

[0016] Compared with the prior art, the variable angle pipe joint of the utility model has the following beneficial effects: This solution overcomes the problem that the angle of the existing pipe layout joint is fixed after connection, or the steel pipe with a fixed bending angle is directly used, which is very easy to cause installation interference. It can also solve the problem that the existing engine needs to meet a lot of supporting conditions. Each supporting engine compartment is different. A large number of related pipes must be changed each time, which consumes a lot of manpower, material resources, and financial resources. It will also cause the installation status to be different. The angle of this new type of joint can be adjusted. If there is an interference situation, the installation angle can be adjusted accordingly. It can also adapt to different supporting needs, save various resources, and enhance the competitiveness of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of a pipe joint according to an embodiment of the utility model;

[0018] Figure 2 It is a schematic diagram of a planar cross-sectional structure of a pipe joint according to an embodiment of the utility model;

[0019] Figure 3 It is a three-dimensional structural schematic diagram of a ring rail joint assembly according to an embodiment of the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of a movable joint assembly according to an embodiment of the utility model;

[0021] Figures 5 to 7 It is a three-dimensional structural schematic diagram of a connecting state joint assembly according to an embodiment of the utility model;

[0022] Figure 8 It is a three-dimensional structural schematic diagram of another state of a pipe joint according to an embodiment of the utility model.

[0023] Description of main reference numerals:

[0024] 1-ring rail joint assembly, 101-double ring rail body, 102-first joint, 2-movable joint assembly, 201-second joint, 202-annular body, 2021-middle connecting hole, 3-connecting state joint assembly, 301-state connecting hole. DETAILED DESCRIPTION

[0025] The specific implementation modes of the present invention are described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific implementation modes.

[0026] Unless explicitly stated otherwise, throughout the specification and claims, the term “comprise” or variations such as “include” or “comprising”, etc., will be understood to include the stated elements or components but not to exclude other elements or components.

[0027] like Figure 1 to Figure 2 As shown, a variable-angle pipe joint according to a preferred embodiment of the utility model includes a ring rail joint assembly 1, a movable joint assembly 2 and a connected state joint assembly 3; the ring rail joint assembly 1 includes at least one first joint 102; the movable joint assembly 2 is rotatably and sealingly embedded in the ring rail joint assembly 1, and the movable joint assembly 2 includes at least one second joint 201 and an annular body 202; the annular body 202 includes a plurality of intermediate connecting holes 2021, the second joint 201 is sealedly arranged on the annular body 202, and is connected to one of the plurality of intermediate connecting holes 2021, and the first joint 102 is connected to another of the plurality of intermediate connecting holes 2021; the connected state joint assembly 3 is rotatably and sealingly embedded in the annular body 202, and the connected state joint assembly 3 includes at least two state connecting holes 301, one of the at least two state connecting holes 301 is connected to the first joint 102, and the other is connected to the second joint 201.

[0028] like Figure 3 As shown, in some embodiments, the ring rail joint assembly 1 further includes a double ring rail body 101 , which is sealedly connected to the first joint 102 , and the annular body 202 of the movable joint assembly 2 is rotatably embedded in the double ring rail body 101 .

[0029] See also Figures 1 to 3 In some embodiments, the double-ring rail body 101 and the annular body 202 are coaxially arranged, and the annular body 202 can rotate within a certain range in the double-ring rail body 101 with the central axis of the double-ring rail body 101 and the annular body 202 as the axis. The so-called certain range of rotation means that the annular body 202 cannot rotate 360 ​​degrees on the double-ring rail body 101.

[0030] like Figure 4 As shown, in some embodiments, a plurality of intermediate communication holes 2021 are evenly distributed and annularly arranged on the side wall of the annular body 202, and the central axes of the plurality of intermediate communication holes 2021 are perpendicular to the central axis of the annular body 202 and are relative to the same point. The number of the plurality of intermediate communication holes 2021 is not limited in the present invention, and the angle between two intermediate communication holes 2021 can be, but is not limited to, 15°, 30°, or 45°, etc.

[0031] like Figures 5 to 7As shown, in some embodiments, there are multiple connected state joint components 3, and the positions of at least two state connecting holes 301 on the multiple connected state joint components 3 are different. The at least two state connecting holes 301 on each connected state joint component 3 can match two of the multiple middle connecting holes 2021 of the annular body 202. In other words, when the movable joint component 2 is rotated to a certain angle on the ring track joint component 1, for example, when the angle between the first joint 102 and the second joint 201 is 15°, 30°, 45° or 90° respectively, the connected state joint component 3 with the angle between the two state connecting holes 301 also being 15°, 30°, 45° or 90° respectively can be selected to be installed in conjunction with the ring track joint component 1 and the movable joint component 2 to form a pipeline joint with a required angle.

[0032] In some embodiments, the connected state joint assembly 3 is a cylindrical structure, which is rotatably and sealingly embedded in the annular body 202, and the cylindrical structure is coaxially arranged with the annular body 202 and the double-ring rail body 101. Figure 4 and Figures 5 to 7 The annular body 202 and the connected state joint assembly 3 are similar to a drum-shaped structure, which is also applicable to the present invention. The drum-shaped structure can also achieve slight axial deflection and can meet the needs of more angle changes.

[0033] In some embodiments, the ring rail joint assembly 1, the movable joint assembly 2 and the connected state joint assembly 3 of this embodiment are called assemblies because they all meet the requirements of sealing connection and rotation and contain corresponding parts, but the specific connection method and sealing method are not limited by the utility model. Any connection method and sealing method that can be suitable for the technical solution of this application can be applied to this application.

[0034] In some embodiments, the middle holes at both ends of the barrel structure can be sealed and connected to corresponding pipes (not shown) to form a four-way joint with at least four ways. The first joint 102 and the second joint 201 of this embodiment are both shown as one, but the utility model is not limited to this and can be changed according to actual needs.

[0035] In some embodiments, the variable angle pipe joint further includes a plugging assembly (not shown), and the connected state joint assembly 3 is sealed at both ends of the middle hole of the cylindrical structure, and the plugging assembly and the pipe joint can form a two-way joint with at least two paths.

[0036] In some embodiments, the method of using the variable angle pipeline joint of the utility model is as follows: first, the ring rail joint assembly 1 and the ring rail joint assembly 1 are assembled together, and then the angle between the second joint 201 and the first joint 102 is rotated until the pipeline assembly requirements are met, and finally the connection state joint assembly 3 that matches the angle between the second joint 201 and the first joint 102 is selected to assemble and combine with the ring rail joint assembly 1 and the ring rail joint assembly 1, and then the two ends of the middle hole of the connection state joint assembly 3 of the assembled pipeline joint are sealed and connected with the corresponding main pipeline, and the first joint 102 and the second joint 201 are sealed and connected with the corresponding branch pipeline. Or the two ends of the middle hole are blocked with a plugging assembly, and the pipeline joint can be used as a two-way joint that meets the assembly requirements of the pipeline system and has a suitable angle.

[0037] In summary, the variable angle pipe joint of the utility model has the following advantages: This solution overcomes the problem that the angle of the existing pipe layout joint is fixed after connection, or directly uses steel pipes with fixed bending angles, which is very easy to cause installation interference. It can also solve the problem that the existing engines need to meet a lot of supporting conditions. Each supporting engine compartment is different. A large number of related pipes must be changed each time, which consumes a lot of manpower, material resources, and financial resources. It will also cause the installation status to be different. The angle of this new type of joint can be adjusted. If there is an interference situation, the installation angle can be adjusted accordingly. It can also adapt to different supporting needs, save various resources, and enhance the competitiveness of the product.

[0038] The foregoing description of specific exemplary embodiments of the utility model is for the purpose of illustration and illustration. These descriptions are not intended to limit the utility model to the precise form disclosed, and it is clear that many changes and variations can be made based on the above teachings. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the utility model and its practical application, so that those skilled in the art can realize and utilize various different exemplary embodiments of the utility model and various different options and changes. The scope of the utility model is intended to be defined by the claims and their equivalents.

Claims

1. A variable angle pipe joint, characterized in that: include: A ring rail joint assembly, comprising at least one first joint; A movable joint assembly is rotatably and sealingly embedded in the ring rail joint assembly, and the movable joint assembly includes: at least one second connector; and an annular body, comprising a plurality of intermediate communication holes, the second joint being sealingly disposed on the annular body and communicating with one of the plurality of intermediate communication holes, the first joint being communicating with another of the plurality of intermediate communication holes; and A communication state joint assembly is rotatably and sealingly embedded in the annular body, and the communication state joint assembly includes at least two state communication holes, one of the at least two state communication holes is communicated with the first joint, and the other is communicated with the second joint.

2. The variable angle pipe joint according to claim 1, characterized in that: The ring rail joint assembly further comprises a double ring rail body which is sealingly connected to the first joint, and the annular body of the movable joint assembly is rotatably embedded in the double ring rail body.

3. The variable angle pipe joint according to claim 2, characterized in that: The double-annular rail body is coaxially arranged with the annular body, and the annular body can rotate within a certain range in the double-annular rail body with the central axis of the double-annular rail body and the annular body as the axis.

4. The variable angle pipe joint according to claim 2, characterized in that: The plurality of intermediate communication holes are evenly distributed and annularly arranged on the side wall of the annular body, and the central axes of the plurality of intermediate communication holes are perpendicular to the central axis of the annular body and are relative to the same point.

5. The variable angle pipe joint according to claim 2, characterized in that: There are multiple connecting state joint components, and the positions of the at least two connecting state holes on the multiple connecting state joint components are different. The at least two connecting state holes on each connecting state joint component can match two of the multiple intermediate connecting holes of the annular body.

6. The variable angle pipe joint according to claim 5, characterized in that: The connecting state joint assembly is in a cylindrical structure, and the cylindrical structure is rotatably and sealingly embedded in the annular body. The cylindrical structure is coaxially arranged with the annular body and the double-ring rail body.

7. The variable angle pipe joint according to claim 6, characterized in that: The middle holes at both ends of the cylindrical structure can be sealed and connected to corresponding pipelines to form a four-way joint with at least four channels.

8. The variable angle pipe joint according to claim 6, characterized in that: It also includes a plugging assembly, which plugs the two ends of the middle hole of the cylindrical structure. The plugging assembly and the pipeline joint can form a two-way joint with at least two channels.

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