CN219367060U - Rotary flange short circuit - Google Patents
Rotary flange short circuit Download PDFInfo
- Publication number
- CN219367060U CN219367060U CN202223275540.XU CN202223275540U CN219367060U CN 219367060 U CN219367060 U CN 219367060U CN 202223275540 U CN202223275540 U CN 202223275540U CN 219367060 U CN219367060 U CN 219367060U
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- flange
- hub
- sealing
- bearing
- flange plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model provides a rotary flange short joint which comprises a threaded flange and a hub, wherein the threaded flange is arranged at one end of the hub, a bearing is arranged at the other end of the hub, a flange plate is arranged on the surface of the bearing, a bearing is arranged at one end surface of the hub, the bearing is arranged between the flange plate and the hub, the rotation torque between the flange plate and the hub is reduced, the flange plate can be quickly rotated to a proper position, bolts are conveniently inserted into the threads, pipelines can be conveniently connected in marine environments, sealing grooves are arranged at two ends of the hub, the cross section of each sealing groove is of a trapezoid structure, sealing gaskets with different sizes are effectively embedded into the sealing grooves, sealing gaskets are embedded into sealing gaskets facing the external flange through the sealing grooves, the sealing gaskets deform under the action of the pressing force of the bolts, the sealing performance of the connection of the flange plate is ensured, the flange plate can still rotate in a low resistance manner when the flange plate is installed and connected in the marine environment, and the application range of the flange plate is improved.
Description
Technical Field
The utility model relates to the field of pipeline connecting flanges, in particular to a rotary flange short circuit.
Background
The flange is a part for connecting the shafts and is used for connecting the pipe ends; the flange is also used on an inlet and an outlet of the equipment and is used for connecting two pieces of equipment, the flange short circuit is a detachable connecting joint widely applied to a pipeline system, and the flange short circuit is a sealing element bearing pressure, and a sealing structure is formed by combining the flange, a sealing backing ring and a connecting bolt to be used as a pipeline connecting joint.
The flange joint rotates to a proper angle, so that the connecting bolts are inserted into the bolt holes, and the sealing backing rings clamped between the pair of flange pieces are tightly pressed by the connecting bolts, so that the backing rings deform under the action of the bolt pressing force, and gaps between the flange and the connecting pipe are filled, so that the sealing connection between pipelines is realized.
The flange short circuit has wider application range, is applied to marine petroleum pipelines as well, and is more difficult to rotate and butt joint due to the fact that the marine environment is special and the petroleum pipelines are changed along with ocean currents, meanwhile, the resistance in water is larger, the torque required by rotating the flange is larger, and the flange connection is difficult.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide the rotary flange short circuit, and the rotary flange short circuit is convenient by adopting a structure of combining the flange plate and the bearing, so that the rotary resistance of the flange plate is lower, the rotary flange is ensured to be always in a low-resistance state, and the rotary flange is conveniently short-circuited.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a rotatory flange short circuit, includes screw thread flange and hub, screw thread flange installs the one end at the hub, the bearing is installed to the other end of hub, the surface mounting of bearing has the ring flange.
Further, a retainer ring is arranged at the end part of the flange plate, and the retainer ring is positioned on the surface of the hub.
Further, the threaded flange is connected to the surface of the hub through threads.
Further, the end part of the hub is provided with two sealing grooves, and the two sealing grooves are respectively arranged at the two ends of the hub.
Further, the section of the sealing groove is of a trapezoid structure.
Furthermore, the outer surface of one end of the hub is of a step structure, the inner ring of the flange plate is of a step structure, and the flange plate is embedded on the outer surface of the hub through a bearing.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the cooperation of the flange structure and the bearing, the bearing is arranged on one end surface of the hub, and the bearing is arranged between the flange and the hub, so that the rotation torque between the flange and the hub is reduced, the flange can be quickly rotated to a proper position, the bolts are conveniently inserted into the threads, and the pipeline can be conveniently and quickly connected in the marine environment;
the threaded flange is arranged at one end of the hub, so that the threaded flange is conveniently in sealing connection with the matched flange, and the threaded flange is conveniently installed with the hub due to the fact that the threaded flange is connected with the external threads of the hub through the internal threads.
Drawings
The disclosure of the present utility model is described with reference to the accompanying drawings. It should be understood that the drawings are for purposes of illustration only and are not intended to limit the scope of the present utility model in which like reference numerals are used to designate like parts. Wherein:
fig. 1 is a schematic front view of a rotary flange short circuit integral structure of the utility model.
The reference numerals in the drawings indicate: 1. a threaded flange; 2. a hub; 21. sealing grooves; 3. a retainer ring; 4. a flange plate; 5. and (3) a bearing.
Detailed Description
It is to be understood that, according to the technical solution of the present utility model, those skilled in the art may propose various alternative structural modes and implementation modes without changing the true spirit of the present utility model. Accordingly, the following detailed description and drawings are merely illustrative of the utility model and are not intended to be exhaustive or to limit the utility model to the precise form disclosed.
As shown in figure 1, the rotary flange short joint comprises a threaded flange 1 and a hub 2, wherein the threaded flange 1 is arranged at one end of the hub 2, a bearing 5 is arranged at the other end of the hub 2, a flange 4 is arranged on the surface of the bearing 5, the bearing 5 is arranged between the flange 4 and the hub 2, the bearing 5 adopts an oilless bearing 5, a PTFE (polytetrafluoroethylene) coating is arranged on the inner surface of a stainless steel ring of the bearing 5, smooth rotation of the bearing 5 is still kept under the state of no lubricating oil, the bearing 5 still keeps smooth rotation in the ocean, the rotary torque between the flange 4 and the hub 2 is reduced, the flange 4 can be quickly rotated to a proper position, bolts are conveniently inserted into the screw, the flange and a screw hole of a counter disc can be conveniently in butt joint with each other under the state of ocean current, the application range of the flange is promoted, and the installation efficiency of the pipeline is promoted.
The end of the flange 4 is provided with a retainer ring 3, and the retainer ring 3 is positioned on the surface of the hub 2 to prevent the flange 4 from sliding off the surface of the hub 2, so that the flange 4 is firmly fixed on the surface of the hub 2.
The threaded flange 1 is connected to the surface of the hub 2 through threads, so that the threaded flange 1 is conveniently connected to the surface of the hub 2.
The end of the hub 2 is provided with two sealing grooves 21, the two sealing grooves 21 are respectively arranged at two ends of the hub 2, the sealing grooves 21 encircle the two end surfaces of the hub 2, the sealing grooves 21 at the two ends of the hub 2 are inlaid into sealing gasket rings of opposite external flanges, the sealing gasket rings deform under the action of bolt pressing force, so that the sealing purpose is realized by filling micro-geometrical gaps of the flange sealing surfaces, and the sealing performance of the connection of the flange 4 is ensured.
The cross section of the sealing groove 21 is in a trapezoid structure, so that the sealing groove 21 is effectively embedded with sealing gaskets with different sizes.
The outer surface of one end of the hub 2 is of a step structure, the inner ring of the flange 4 is of a step structure, the flange 4 is embedded on the outer surface of the hub 2 through a bearing 5, and the flange is effectively fixed on the surface of the hub 2 without loosening through the step structure and the rear end retainer ring 3.
When the flange is used, the two ends of the hub 2 are butt-jointed with the flange 1, one end of the hub 2 is provided with the threaded flange 1, the threaded flange 1 at the right end of the hub 2 is connected with the external flange through the external threads at one end of the hub 2, the threaded flange 1 at the right end of the hub 2 is connected with the external flange, then the flange 4 at the other end is connected, the flange 4 can freely rotate on the surface of the hub 2 through the bearing 5 between the flange 4 and the hub 2, the flange 4 can be quickly butt-jointed with the flange 4, so that the flange 4 is symmetrical with a screw hole at one end, then a bolt is inserted into the screw hole of the flange 4, the flange 4 is mutually attached through the bolt connection, the sealing grooves 21 at the two ends of the hub 2 are inlaid into the sealing gasket ring of the external flange 4, and the sealing gasket ring deforms under the action of the pressing force of the bolt, so that the sealing purpose is realized through the micro-geometry gap of the sealing surface, and the sealing property of the flange 4 is ensured.
The technical scope of the present utility model is not limited to the above description, and those skilled in the art may make various changes and modifications to the above-described embodiments without departing from the technical spirit of the present utility model, and these changes and modifications should be included in the scope of the present utility model.
Claims (6)
1. The utility model provides a rotatory flange short circuit which characterized in that: the novel hub comprises a threaded flange (1) and a hub (2), wherein the threaded flange (1) is arranged at one end of the hub (2), a bearing (5) is arranged at the other end of the hub (2), and a flange plate (4) is arranged on the surface of the bearing (5).
2. A rotary flange sub as claimed in claim 1, wherein: the end of the flange plate (4) is provided with a retainer ring (3), and the retainer ring (3) is positioned on the surface of the hub (2).
3. A rotary flange sub as claimed in claim 1, wherein: the threaded flange (1) is connected to the surface of the hub (2) through threads.
4. A rotary flange sub as claimed in claim 1, wherein: the end of the hub (2) is provided with two sealing grooves (21), and the two sealing grooves (21) are respectively arranged at two ends of the hub (2).
5. The rotary flange sub of claim 4 wherein: the section of the sealing groove (21) is of a trapezoid structure.
6. A rotary flange sub as claimed in claim 1, wherein: the outer surface of one end of the hub (2) is of a step structure, the inner ring of the flange (4) is of a step structure, and the flange (4) is embedded on the outer surface of the hub (2) through a bearing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223275540.XU CN219367060U (en) | 2022-12-07 | 2022-12-07 | Rotary flange short circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223275540.XU CN219367060U (en) | 2022-12-07 | 2022-12-07 | Rotary flange short circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219367060U true CN219367060U (en) | 2023-07-18 |
Family
ID=87142353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223275540.XU Active CN219367060U (en) | 2022-12-07 | 2022-12-07 | Rotary flange short circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219367060U (en) |
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2022
- 2022-12-07 CN CN202223275540.XU patent/CN219367060U/en active Active
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| GR01 | Patent grant |