CN210179118U - High-temperature fluid pipeline connecting device - Google Patents
High-temperature fluid pipeline connecting device Download PDFInfo
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- CN210179118U CN210179118U CN201921176466.1U CN201921176466U CN210179118U CN 210179118 U CN210179118 U CN 210179118U CN 201921176466 U CN201921176466 U CN 201921176466U CN 210179118 U CN210179118 U CN 210179118U
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- flange
- fluid pipeline
- sae
- sealing gasket
- pipe joint
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Abstract
The utility model discloses a high temperature fluid pipeline connecting device relates to the pipeline under pressure component field, has solved the problem that high temperature fluid pipeline connecting device is bulky among the prior art or seal cycle is short, and its technical essential is: the SAE flange is arranged on a fluid pipeline through a pipe joint, the sealing gasket is arranged between the pipe joint and the matching connector, the matching connector is fixedly connected on the fluid pipeline, and the SAE flange is fixedly connected with the matching connector through a fastening bolt; the sealing gasket is concentrically arranged with the fluid pipeline through the centering structure; the utility model discloses a SAE flange replaces circular flange, has reduced the volume of pipe connection mouth for the cladding insulation material of being convenient for of pipe joint, simultaneously the utility model discloses a cell type sealing means has been replaced to the mode of terminal surface, has increased seal time, for prior art, the utility model discloses it is small, it is effectual to keep warm, and seal time is long.
Description
Technical Field
The utility model relates to a pipeline under pressure component field especially relates to a high temperature fluid pipeline connecting device.
Background
Pressure pipes are understood to be all pipes which are subjected to internal or external pressure, irrespective of the medium in the pipe. Pressure pipes are part of pipes for transporting, distributing, mixing, separating, discharging, metering, controlling and stopping the flow of fluids, and are assembled assemblies of pipes, tubes, flanges, bolted connections, gaskets, valves, other components or pressure parts and supports.
Referring to fig. 1 and 2, a DIN standard flange or a JIS standard flange is used as a connecting device for a pressure pipe in the prior art, and an end face seal is used as a sealing method, but the connecting device has a disadvantage of large external dimensions, and is not good for external heat preservation of a high-temperature fluid pipe; the improvement point of the connection mode is that SAE flange connection is adopted, the sealing mode adopts the mode of sealing the O-shaped ring and the groove to connect, the connection mode enables the concentricity of the sealing ring to be high, the occupied size to be small, however, the mode of sealing the O-shaped ring and the groove to match enables the O-shaped ring not to be replaced easily, and for a high-temperature fluid pipeline, the sealing period is short, the maintenance frequency is high, and therefore the high-temperature fluid pipeline connection device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a high-temperature fluid pipeline connecting device, which comprises an SAE flange, a sealing gasket and a matching connector, wherein the SAE flange is arranged on the fluid pipeline through a pipe joint, the sealing gasket is arranged between the pipe joint and the matching connector, the matching connector is fixedly connected on the fluid pipeline, and the SAE flange and the matching connector are fixedly connected through a fastening bolt; the sealing gasket is concentrically installed with the fluid pipeline through the centering structure so as to solve the problem that the high-temperature fluid pipeline connecting device in the prior art is large in size or short in sealing period.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-temperature fluid pipeline connecting device comprises an SAE flange, a sealing gasket and a matching connector, wherein the SAE flange is arranged on a fluid pipeline through a pipe joint, the sealing gasket is arranged between the pipe joint and the matching connector, the matching connector is fixedly connected on the fluid pipeline, and the SAE flange and the matching connector are fixedly connected through a fastening bolt; the sealing gasket is concentrically mounted with the fluid conduit by a centering structure.
As the utility model discloses further scheme, the SAE flange is standard SAE flange, and the SAE flange cover is established on the pipe joint, and seal gasket is established to centering structure.
As the utility model discloses further scheme again, the axle center department of SAE flange is equipped with the counter bore, is equipped with two journal stirrup on the seal gasket, and the journal stirrup sets up along the axle center symmetry.
As a further proposal of the utility model, the sealing gasket is provided with a bolt slot matched with the fastening bolt.
As the utility model discloses further scheme, the SAE flange is SAE modification flange, is equipped with the counter bore on the SAE flange, and counter bore interior heavy platform thickness is greater than the thickness of coupling oral area baffle plate, and seal gasket is circular gasket.
As a further proposal of the utility model, the SAE flange is an integral type flange.
As a further aspect of the present invention, the SAE flange is a split flange.
To sum up, compared with the prior art, the utility model has the following beneficial effects:
the utility model discloses a SAE flange replaces circular flange, has reduced the volume of pipeline interface for the pipe joint cladding insulation material of being convenient for, simultaneously the utility model discloses a cell type sealing mode has been replaced to the mode of terminal surface, has increased seal time, for prior art, the utility model discloses it is small, it is effectual to keep warm, and seal time is long, and seal gasket installs and removes the convenience.
Drawings
Fig. 1 is a schematic structural diagram of a first connection mode of a high-temperature fluid pipeline connection device in the prior art.
Fig. 2 is a schematic structural diagram of a second connection mode of a high-temperature fluid pipeline connection device in the prior art.
Fig. 3 is a schematic structural view of embodiment 1 of the high-temperature fluid pipeline connecting device.
Fig. 4 is a schematic structural view of embodiment 2 of the high-temperature fluid pipeline connecting device.
FIG. 5 is a schematic view showing the sealing gasket and flange of example 1 of the high-temperature fluid pipe connection.
FIG. 6 is a schematic view showing the gasket and flange of example 2 of the high temperature fluid pipe coupling.
Fig. 7 is a schematic structural view of embodiment 3 of the high-temperature fluid pipeline connecting device.
Fig. 8 is a schematic structural view of embodiment 4 of the high-temperature fluid pipeline connecting device.
Fig. 9 is a schematic structural view of a coupling flange in embodiment 3 of the high-temperature fluid pipe coupling device.
Fig. 10 is a schematic structural view of a coupling flange in embodiment 4 of the high-temperature fluid pipe coupling device.
Reference numerals: 1-pipe joint, 2-SAE flange, 3-sealing gasket, 4-matching connector, 5-fastening bolt and 6-fluid pipeline.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Example 1
As shown in fig. 3, a high-temperature fluid pipeline connecting device comprises an SAE flange 2, a sealing gasket 3 and a mating connector 4, wherein the SAE flange 2 is mounted on a fluid pipeline 6 through a pipe joint 1, the sealing gasket 3 is arranged between the pipe joint 1 and the mating connector 4, the mating connector 4 is fixedly connected to the fluid pipeline 6, and the SAE flange 2 and the mating connector 4 are fixedly connected through a fastening bolt 5; the sealing gasket 3 is provided with a support lug which is used for being matched with the fastening bolt 5 to play a role in positioning;
in the embodiment, the section of the pipe joint 1 along the axis is T-shaped, a through hole for fluid circulation is arranged at the axis of the pipe joint 1, the SAE flange 2 is a standard SAE flange, the SAE flange 2 is sleeved on the pipe joint 1, and a counter bore is arranged at the axis of the SAE flange 2 and used for clamping the pipe joint 1;
as shown in fig. 5, the sealing gasket 3 is provided with two lugs symmetrically arranged along the axis, and when the sealing gasket is installed, the lugs on the sealing gasket 3 are arranged between the fastening bolts 5 on the same side to play a role in positioning the sealing gasket 3, so that the material usage amount of the sealing gasket 3 can be reduced, and the cost is reduced;
the sealing gasket 3 is a metal graphite tooth-shaped sealing gasket;
the matching connector 4 is fixed on the fluid pipeline 6 in a welding mode, the matching connector 4 is in the shape of an SAE flange, and a threaded hole for installing the fastening bolt 5 is formed in the matching connector 4.
Example 2
As shown in fig. 4, a high-temperature fluid pipeline connecting device comprises an SAE flange 2, a sealing gasket 3 and a mating connector 4, wherein the SAE flange 2 is mounted on a fluid pipeline 6 through a pipe joint 1, the sealing gasket 3 is arranged between the pipe joint 1 and the mating connector 4, the mating connector 4 is fixedly connected to the fluid pipeline 6, and the SAE flange 2 and the mating connector 4 are fixedly connected through a fastening bolt 5; the sealing gasket 3 is provided with a support lug which is used for being matched with the fastening bolt 5 to play a role in positioning;
in the embodiment, the section of the pipe joint 1 along the axis is T-shaped, a through hole for fluid circulation is arranged at the axis of the pipe joint 1, the SAE flange 2 is a standard SAE flange, the SAE flange 2 is sleeved on the pipe joint 1, and a counter bore is arranged at the axis of the SAE flange 2 and used for clamping the pipe joint 1;
as shown in fig. 6, the gasket 3 is provided with a bolt slot for matching with the fastening bolt 5, when the gasket 3 is installed, the bolt slot on the gasket 3 is provided at the fastening bolt 5 to play a role in positioning the gasket 3, and this arrangement can reduce the material usage of the gasket 3 and reduce the cost;
the sealing gasket 3 is a metal graphite wound sealing gasket;
the matching connector 4 is a standard SAE flange, the matching connector 4 is fixed on the fluid pipeline 6 through the pipe joint 1, and a nut used for fastening the SAE flange 2 and the matching connector 4 is arranged on the fastening bolt 5.
Example 3
As shown in fig. 7, a high-temperature fluid pipeline connecting device comprises an SAE flange 2, a sealing gasket 3 and a mating connector 4, wherein the SAE flange 2 is mounted on a fluid pipeline 6 through a pipe joint 1, the sealing gasket 3 is arranged between the pipe joint 1 and the mating connector 4, the mating connector 4 is fixedly connected on the fluid pipeline 6, and the SAE flange 2 and the mating connector 4 are fixedly connected through a fastening bolt 5; the sealing gasket 3 is a circular gasket;
in the embodiment, the section of the pipe joint 1 along the axis is T-shaped, a through hole for fluid circulation is arranged at the axis of the pipe joint 1, the SAE flange 2 is an SAE modified flange, a counter bore is arranged on the SAE flange 2, and the thickness of a counter bore inner counter bore is larger than that of a baffle plate at the opening part of the pipe joint 1, so that the pipe joint 1 forms a limiting groove on the SAE flange 2 after the SAE flange 2 is arranged on the pipe joint 1;
as shown in fig. 9, in the present embodiment, the SAE flange 2 is an integral flange;
as shown in fig. 6, the gasket 3 is provided with a bolt slot for matching with the fastening bolt 5, when the gasket 3 is installed, the bolt slot on the gasket 3 is provided at the fastening bolt 5 to play a role in positioning the gasket 3, and this arrangement can reduce the material usage of the gasket 3 and reduce the cost;
the sealing gasket 3 is a metal Teflon sealing gasket;
the matching connector 4 is fixed on the fluid pipeline 6 in a welding mode, the matching connector 4 is in the shape of an SAE flange, and a threaded hole for installing the fastening bolt 5 is formed in the matching connector 4.
Example 4
As shown in fig. 8, a high-temperature fluid pipeline connecting device comprises an SAE flange 2, a sealing gasket 3 and a mating connector 4, wherein the SAE flange 2 is mounted on a fluid pipeline 6 through a pipe joint 1, the sealing gasket 3 is arranged between the pipe joint 1 and the mating connector 4, the mating connector 4 is fixedly connected to the fluid pipeline 6, and the SAE flange 2 and the mating connector 4 are fixedly connected through a fastening bolt 5; the sealing gasket 3 is a circular gasket;
in the embodiment, the section of the pipe joint 1 along the axis is T-shaped, a through hole for fluid circulation is arranged at the axis of the pipe joint 1, the SAE flange 2 is an SAE modified flange, a counter bore is arranged on the SAE flange 2, and the thickness of a counter bore inner counter bore is larger than that of a baffle plate at the opening part of the pipe joint 1, so that the pipe joint 1 forms a limiting groove on the SAE flange 2 after the SAE flange 2 is arranged on the pipe joint 1;
as shown in fig. 10, in the present embodiment, the SAE flange 2 is a split flange, which is convenient for installation;
as shown in fig. 5, the sealing gasket 3 is provided with two lugs symmetrically arranged along the axis, and when the sealing gasket is installed, the lugs on the sealing gasket 3 are arranged between the fastening bolts 5 on the same side to play a role in positioning the sealing gasket 3, so that the material usage amount of the sealing gasket 3 can be reduced, and the cost is reduced;
the sealing gasket 3 is a metal graphite wound sealing gasket;
the matching connector 4 is a standard SAE flange, the matching connector 4 is fixed on the fluid pipeline 6 through the pipe joint 1, and a nut used for fastening the SAE flange 2 and the matching connector 4 is arranged on the fastening bolt 5.
To sum up, the utility model discloses a theory of operation is:
SAE flange is less for traditional circular flange, and the volume is less, is convenient for wrap up insulation material, has set up the structure that has locate function on flange or gasket on connecting device for the concentricity of gasket and pipeline is high, prevents that the pipeline mouth from diminishing, has improved sealing performance simultaneously, and the setting up of split type flange makes the ASE flange be convenient for install.
It should be particularly noted that the sealing principle of the end face seal in the present application is the application of the prior art, and the metal graphite sealing ring with the positioning structure is adopted to match with the SAE flange to complete the connection of the high-temperature fluid pipeline, which is the innovation point of the present application, and effectively solves the problem of large volume or short sealing period of the high-temperature fluid pipeline connection device in the prior art.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the invention and for the convenience of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", etc. 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 defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A high-temperature fluid pipeline connecting device is characterized by comprising an SAE flange (2), a sealing gasket (3) and a matching connector (4), wherein the SAE flange (2) is installed on a fluid pipeline (6) through a pipe joint (1), the sealing gasket (3) is arranged between the pipe joint (1) and the matching connector (4), the matching connector (4) is fixedly connected on the fluid pipeline (6), and the SAE flange (2) and the matching connector (4) are fixedly connected through a fastening bolt (5); the sealing gasket (3) is concentrically installed with the fluid pipeline (6) through a centering structure.
2. A high temperature fluid conduit connection according to claim 1, wherein the SAE flange (2) is a standard SAE flange, the SAE flange (2) is fitted over the pipe joint (1), and the centering structure is provided on the sealing gasket (3).
3. A high-temperature fluid pipeline connecting device as claimed in claim 2, wherein the axial center of the SAE flange (2) is provided with a counter bore, and the sealing gasket (3) is provided with two support lugs which are symmetrically arranged along the axial center.
4. A hot fluid conduit coupling as claimed in claim 2, wherein the sealing gasket (3) is provided with bolt grooves for engagement with the fastening bolts (5).
5. The high-temperature fluid pipeline connecting device as claimed in claim 1, wherein the SAE flange (2) is an SAE modified flange, a counter bore is arranged on the SAE flange (2), the thickness of a counter bore inner counter bore is larger than that of a baffle plate at the opening part of the pipe joint (1), and the sealing gasket (3) is a circular gasket.
6. A high temperature fluid conduit connection according to any of claims 1-5, characterized in that the SAE flange (2) is a one-piece flange.
7. A high temperature fluid conduit connection according to any of claims 1-5, characterized in that the SAE flange (2) is a split flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921176466.1U CN210179118U (en) | 2019-07-25 | 2019-07-25 | High-temperature fluid pipeline connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921176466.1U CN210179118U (en) | 2019-07-25 | 2019-07-25 | High-temperature fluid pipeline connecting device |
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| Publication Number | Publication Date |
|---|---|
| CN210179118U true CN210179118U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921176466.1U Active CN210179118U (en) | 2019-07-25 | 2019-07-25 | High-temperature fluid pipeline connecting device |
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| CN (1) | CN210179118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116066649A (en) * | 2023-02-01 | 2023-05-05 | 胡志 | A sealing joint for simulated surgical approach |
-
2019
- 2019-07-25 CN CN201921176466.1U patent/CN210179118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116066649A (en) * | 2023-02-01 | 2023-05-05 | 胡志 | A sealing joint for simulated surgical approach |
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