CN223690603U - A tube sheet flange connection device - Google Patents
A tube sheet flange connection deviceInfo
- Publication number
- CN223690603U CN223690603U CN202520428929.8U CN202520428929U CN223690603U CN 223690603 U CN223690603 U CN 223690603U CN 202520428929 U CN202520428929 U CN 202520428929U CN 223690603 U CN223690603 U CN 223690603U
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- CN
- China
- Prior art keywords
- flange plate
- flange
- annular
- plate
- tube
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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.)
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- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model relates to the field of flanges, in particular to a tube plate flange connecting device. The tube plate flange connecting device comprises a first flange plate and a second flange plate, wherein one side of the first flange plate is fixedly connected with a first connecting tube, one side of the second flange plate is fixedly connected with a second connecting tube, one side, relatively close to the first flange plate and the second flange plate, of the second flange plate is provided with a rotating piece, and the inner sides of the first connecting tube and the second connecting tube are respectively provided with a sealing piece. According to the tube plate flange connecting device, the annular groove, the annular sliding block and the annular connecting block are arranged, so that the second flange plate can rotate relative to the first flange plate, the angle of a pipeline can be conveniently adjusted, a large number of bolts are not required to be removed, the operation is simple and convenient, time and labor are saved, damage to the pipeline and the flange caused by repeated disassembly and assembly is reduced, and the service life of a pipeline system is prolonged.
Description
Technical Field
The utility model relates to the field of flanges, in particular to a tube plate flange connecting device.
Background
In industrial production, piping systems are widely used for transporting various fluid media. Tube sheet flange connection is one of the common manners of connecting pipelines, and two flanges are respectively fixed at the end parts of the pipelines, and then are connected together by using bolts and nuts, so that the connection and the sealing of the pipelines are realized. However, when the conventional tube plate flange connecting device is used for angle adjustment or maintenance of a pipeline in the actual use process, the conventional fixed connection mode is inconvenient to operate, a large number of bolts are often required to be removed, the pipeline is readjusted and then installed, so that a large amount of time and labor are consumed, the pipeline and the flange are damaged due to repeated disassembly and installation, and the service life and the tightness of a pipeline system are influenced.
Accordingly, there is a need for a new tube sheet flange connection device that addresses the above-described problems.
Disclosure of utility model
In order to overcome the defects in the prior art, a tube plate flange connecting device is provided to solve the problems.
The tube plate flange connecting device comprises a first flange plate and a second flange plate, wherein one side of the first flange plate is fixedly connected with a first connecting tube, one side of the second flange plate is fixedly connected with a second connecting tube, one side, relatively close to the first flange plate and the second flange plate, of the first flange plate is provided with a rotating piece, and the inner sides of the first connecting tube and the second connecting tube are respectively provided with a sealing piece.
Preferably, the rotating member comprises an annular sliding block, the annular sliding block is located on one side, close to the second flange, of the first flange, an annular groove is formed in one side, close to the second flange, of the first flange, and the annular sliding block is located in the annular groove.
Preferably, one side of the second flange plate, which is close to the first flange plate, is connected with an annular connecting block matched with the annular sliding block, and the annular connecting block is slidably connected in the annular groove.
Preferably, the sealing member comprises a rubber sealing ring, an annular fixing plate is fixedly connected to the outer side of the rubber sealing ring, annular fixing grooves matched with the annular fixing plate are formed in the inner walls of the first connecting pipe and the second connecting pipe, and the annular fixing plate is clamped in the annular fixing grooves.
Preferably, a plurality of reinforcing ribs are arranged on the inner side of the rubber sealing ring, and the plurality of reinforcing ribs are distributed on the inner side of the rubber sealing ring in an annular array.
Preferably, a plurality of bolt holes are formed in the first flange plate and the second flange plate, and the first flange plate and the second flange plate are connected through bolts and nuts penetrating through the bolt holes.
Preferably, the edges of the first flange plate and the second flange plate are chamfered.
Compared with the related art, the tube plate flange connecting device provided by the utility model has the following beneficial effects:
According to the utility model, the annular groove, the annular sliding block and the annular connecting block are arranged, so that the second flange plate can rotate relative to the first flange plate, the angle of the pipeline is conveniently adjusted, a large number of bolts are not required to be removed, the operation is simple and convenient, the time and the labor are saved, the damage to the pipeline and the flange caused by repeated disassembly and assembly is reduced, and the service life of a pipeline system is prolonged.
According to the utility model, the sealing element is arranged, so that the sealing performance of the pipeline connection can be improved, and the leakage of fluid medium is prevented, wherein the strength of the rubber sealing ring is enhanced by the reinforcing ribs on the inner side of the rubber sealing ring, and the sealing effect is further improved.
Drawings
FIG. 1 is a schematic view of a tube sheet flange connection device according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of the rotor shown in FIG. 1;
Fig. 3 is a schematic view of the seal shown in fig. 1.
The number of the figures is 1, a first flange plate, 11, a second flange plate, 12, a first connecting pipe, 13, a second connecting pipe, 2, an annular sliding block, 21, an annular groove, 22, an annular connecting block, 3, a rubber sealing ring, 31, an annular fixing plate, 32, an annular fixing groove, 33 and a reinforcing rib.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. 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.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
The tube plate flange connecting device comprises a first flange plate 1 and a second flange plate 11, wherein a first connecting pipe 12 is fixedly connected to one side of the first flange plate 1, a second connecting pipe 13 is fixedly connected to one side of the second flange plate 11, a rotating piece is arranged on one side, relatively close to the first flange plate 1 and the second flange plate 11, of the first connecting pipe 12, and a sealing piece is arranged on the inner side of the second connecting pipe 13.
The first flange plate 1 and the second flange plate 11 serve as base components for pipeline connection, are respectively fixed at the end parts of the first connecting pipe 12 and the second connecting pipe 13, realize butt joint of two pipelines through connection between the first and second connecting pipes, and provide a base for installation and support for the whole connecting device. The first connection pipe 12 and the second connection pipe 13 are used for being connected with the actual pipeline to be connected, and play a role of conveying fluid medium, and are important components of the whole pipeline system. The rotating member is disposed on a side of the first flange 1 and the second flange 11 that is relatively close to each other, and can rotate the two flanges relatively. The seals are located inside the first connection pipe 12 and the second connection pipe 13, which function to ensure tightness of the pipe connection. When the fluid medium is conveyed by the pipeline, the leakage of the medium from the connecting part is prevented, the normal and safe operation of the pipeline system is ensured, and the problems of medium waste, environmental pollution, potential safety hazard and the like caused by leakage are avoided
In the embodiment of the utility model, the rotating member comprises an annular slide block 2, the annular slide block 2 is positioned on one side of the first flange plate 1 close to the second flange plate 11, an annular groove 21 is formed on one side of the first flange plate 1 close to the second flange plate 11, the annular slide block 2 is positioned in the annular groove 21, an annular connecting block 22 matched with the annular slide block 2 is connected on one side of the second flange plate 11 close to the first flange plate 1, and the annular connecting block 22 is slidably connected in the annular groove 21.
It should be noted that the annular slider 2 cooperates with the annular groove 21 and the annular connection block 22 to form a rotatable key component. The annular slide block 2 is arranged in the annular groove 21 of the first flange plate 1, can flexibly slide in the groove, and the annular connecting block 22 matched with the annular slide block on the second flange plate 11 is embedded in the annular groove 21 and matched with the annular slide block 2, so that when the angle of a pipeline needs to be adjusted, the second flange plate 11 can rotate in the annular groove 21 along the annular slide block 2 through the annular connecting block 22, and the change of the relative angle of the pipeline is realized.
In the embodiment of the utility model, the sealing element comprises a rubber sealing ring 3, an annular fixing plate 31 is fixedly connected to the outer side of the rubber sealing ring 3, annular fixing grooves 32 matched with the annular fixing plate 31 are formed in the inner walls of the first connecting pipe 12 and the second connecting pipe 13, the annular fixing plate 31 is clamped in the annular fixing grooves 32, a plurality of reinforcing ribs 33 are arranged on the inner side of the rubber sealing ring 3, and the plurality of reinforcing ribs 33 are distributed on the inner side of the rubber sealing ring 3 in an annular array.
The rubber sealing ring 3 is used as a core component and directly contacts with fluid medium to prevent the fluid medium from leaking from the pipeline connection part. The annular fixing plate 31 on the outer side is tightly clamped with the annular fixing grooves 32 on the inner walls of the first connecting pipe 12 and the second connecting pipe 13, so that the rubber sealing ring 3 is firmly installed and cannot be displaced during working. The plurality of reinforcing ribs 33 distributed in the annular array on the inner side strengthen the structural strength of the rubber sealing ring 3, so that the rubber sealing ring can better bear the pressure of fluid in a pipeline, avoid deformation caused by overlarge pressure and further ensure the sealing effect.
In the embodiment of the utility model, a plurality of bolt holes are formed in the first flange plate 1 and the second flange plate 11, the first flange plate 1 and the second flange plate 11 are connected through bolts and nuts penetrating through the bolt holes, and edges of the first flange plate 1 and the second flange plate 11 are subjected to chamfering treatment.
It should be noted that, the first flange plate 1 and the second flange plate 11 are both provided with a plurality of bolt holes, and the two are connected by bolts and nuts passing through the bolt holes, so as to ensure the connection stability. Moreover, the edges of the first flange plate 1 and the second flange plate 11 are subjected to chamfering treatment, so that personnel can be prevented from being scratched by the edges of the flanges in the installation and use processes, and the safety of the device is improved.
The working principle of the pipe plate flange connecting device provided by the utility model is that the first connecting pipe 12 is connected with one practical pipeline to be connected, and the second connecting pipe 13 is connected with the other practical pipeline to be connected. Then, the annular connecting block 22 on the second flange plate 11 is aligned with the annular groove 21 on the first flange plate 1 and inserted, at the moment, the annular sliding block 2 can flexibly slide in the annular groove 21, the relative angles of the first flange plate 1 and the second flange plate 11 are adjusted, bolt holes of the first flange plate 1 and the second flange plate 11 are aligned, and then the first flange plate 1 and the second flange plate 11 are tightly connected through bolts and nuts passing through the bolt holes, so that preliminary butt joint installation of the pipeline is completed. In the process, the first flange plate and the second flange plate provide mounting and supporting bases for the whole connecting device, so that the butt joint of two pipelines is realized.
After the installation, the rubber sealing rings 3 inside the first connection pipe 12 and the second connection pipe 13 start to function. The annular fixing plate 31 on the outer side of the rubber sealing ring 3 is tightly clamped with the annular fixing grooves 32 on the inner walls of the first connecting pipe 12 and the second connecting pipe 13, so that the rubber sealing ring 3 is firmly installed and cannot be displaced. When the pipe is transporting fluid medium, the rubber sealing ring 3 directly contacts the fluid, preventing the medium from leaking from the connection site. Meanwhile, the plurality of reinforcing ribs 33 distributed in the annular array form on the inner side of the rubber sealing ring 3 strengthen the structural strength of the rubber sealing ring 3, so that the rubber sealing ring can better bear the pressure of fluid in a pipeline, avoid deformation caused by overlarge pressure, further guarantee the sealing effect and ensure the normal and safe operation of a pipeline system.
When the angle adjustment is needed for the pipeline, a large number of bolts are not required to be removed to reinstall the pipeline. Only the bolts and nuts for connecting the first flange plate 1 and the second flange plate 11 are required to be loosened, and the annular sliding block 2 can flexibly slide in the annular groove 21, the annular connecting block 22 is matched with the annular sliding block 2, at the moment, the second flange plate 11 is rotated, and the second flange plate 11 can be rotated in the annular groove 21 along the annular sliding block 2 through the annular connecting block 22, so that the change of the relative angle of the pipeline is realized. After the angle is adjusted to a proper angle, the bolts and nuts are screwed again, the positions of the first flange plate and the second flange plate are fixed, and the angle adjustment of the pipeline is completed.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. The tube plate flange connecting device is characterized by comprising a first flange plate (1) and a second flange plate (11), wherein a first connecting tube (12) is fixedly connected to one side of the first flange plate (1), a second connecting tube (13) is fixedly connected to one side of the second flange plate (11), a rotating piece is arranged on one side, relatively close to the first flange plate (1) and the second flange plate (11), of each of the first connecting tube (12) and the second connecting tube (13), and sealing pieces are arranged on the inner sides of the first connecting tube and the second connecting tube.
2. Tube sheet flange connection device according to claim 1, characterized in that the rotating member comprises an annular slider (2), and that the annular slider (2) is located at one side of the first flange plate (1) close to the second flange plate (11), that an annular groove (21) is provided at one side of the first flange plate (1) close to the second flange plate (11), and that the annular slider (2) is located in the annular groove (21).
3. Tube sheet flange connection device according to claim 2, characterized in that the side of the second flange plate (11) close to the first flange plate (1) is connected with an annular connection block (22) matched with the annular slide block (2), and the annular connection block (22) is slidingly connected in the annular groove (21).
4. A tube plate flange connection device according to claim 3, characterized in that the sealing member comprises a rubber sealing ring (3), an annular fixing plate (31) is fixedly connected to the outer side of the rubber sealing ring (3), annular fixing grooves (32) matched with the annular fixing plate (31) are formed in the inner walls of the first connecting tube (12) and the second connecting tube (13), and the annular fixing plate (31) is clamped in the annular fixing grooves (32).
5. Tube sheet flange connection device according to claim 4, characterized in that the inner side of the rubber sealing ring (3) is provided with a plurality of reinforcing ribs (33), a plurality of the reinforcing ribs (33) being distributed in an annular array on the inner side of the rubber sealing ring (3).
6. The tube plate flange connection device according to claim 5, wherein a plurality of bolt holes are formed in each of the first flange plate (1) and the second flange plate (11), and the first flange plate (1) and the second flange plate (11) are connected by bolts and nuts penetrating through the bolt holes.
7. Tube sheet flange connection according to claim 6, characterized in that the edges of the first flange plate (1) and the second flange plate (11) are chamfered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520428929.8U CN223690603U (en) | 2025-03-12 | 2025-03-12 | A tube sheet flange connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520428929.8U CN223690603U (en) | 2025-03-12 | 2025-03-12 | A tube sheet flange connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223690603U true CN223690603U (en) | 2025-12-19 |
Family
ID=98018375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520428929.8U Active CN223690603U (en) | 2025-03-12 | 2025-03-12 | A tube sheet flange connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223690603U (en) |
-
2025
- 2025-03-12 CN CN202520428929.8U patent/CN223690603U/en active Active
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