CN219473011U - FPSO clamp flange pipeline washes frock - Google Patents

Abstract

The utility model discloses an FPSO (floating production storage and offloading) clamp flange pipeline flushing tool which comprises a clamp Kong Kagu blind flange, wherein one end of the clamp Kong Kagu blind flange is fixedly locked by a clamp stud and a clamp nut after being attached to a pipeline clamp flange, the other end of the clamp flange is connected with a butterfly valve through a bolt, the side edge of the clamp flange with Kong Kagu is provided with an outwards protruding hub on the connecting side of the pipeline clamp flange and forms a clamp mounting groove on the back, the center of the clamp flange with Kong Kagu is provided with a channel, the outer ring of the channel on one side of the butterfly valve with a threaded hole is formed in the blind flange with Kong Kagu blind flange, and the butterfly valve is fixedly connected with the threaded hole of the pipeline clamp flange through the bolt in a threaded manner. The utility model meets the functions of quick connection and installation, realizes the sealing function in the low-pressure cleaning process, and has the effective pollution discharge function.

Description

FPSO clamp flange pipeline washes frock

Technical Field

The utility model relates to an FPSO clamp flange pipeline flushing tool.

Background

The FPSO clamp flange pipeline is widely used for various process pipelines and oil and gas pipelines in oil fields. In order to improve the conveying efficiency of the pipeline and reduce the energy consumption, particularly for the pipeline for conveying the fluid in a long distance, the purging or cleaning work is required according to the design or specification after the pressure test is qualified. The usual cleaning mode for the pipe system is water sweeping. In the past, after the clamp flange pipeline is tested for pressure, a clamp blind flange with short pipe connection is arranged on the clamp flange, the short pipe is connected with a flange again, and then the flange is connected with a butterfly valve again.

Disclosure of Invention

The technical problem to be solved mainly by the utility model is to provide the FPSO clamp flange pipeline flushing tool, which meets the functions of quick connection and installation, realizes the sealing function in the low-pressure cleaning process and has the effective pollution discharge function.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a frock is washed to FPSO clamp flange pipeline, including taking Kong Kagu blind flange, take Kong Kagu blind flange one end and pipeline clamp flange laminating back through clamp with double-screw bolt and nut locking fixed, the other end is provided with the butterfly valve through bolted connection, take Kong Kagu blind flange's side is provided with outside convex hub and forms the clamp mounting groove at the connection side of pipeline clamp flange, take Kong Kagu blind flange's center is provided with the passageway, take Kong Kagu blind flange is provided with the screw hole in the passageway outer lane of butterfly valve one side, and the butterfly valve passes through the screw hole threaded connection of bolt and pipeline clamp flange and fixes.

In a preferred embodiment of the utility model, the blind flange of the strap Kong Kagu is provided with an annular sealing groove concavely formed in the outer ring of the passage on the attaching side of the flange of the pipeline clamp.

In a preferred embodiment of the utility model, an O-ring seal is disposed within the seal groove to provide a sealed connection between the blind flange of strap Kong Kagu and the pipe clamp flange.

In a preferred embodiment of the utility model, the blind flange of the strap Kong Kagu is provided with a first waterline at the channel edge on one side of the butterfly valve.

In a preferred embodiment of the utility model, the butterfly valve is annularly provided with a second waterline on the blind flange connection side of the band Kong Kagu, which corresponds to the first waterline.

In a preferred embodiment of the present utility model, a sealing gasket is disposed between the first water line and the second water line.

In a preferred embodiment of the utility model, the threaded holes are provided with a plurality of channel outer rings which are distributed on the flange of the pipeline clamp at equal intervals.

The beneficial effects of the utility model are as follows: the FPSO clamp flange pipeline flushing tool provided by the utility model meets the requirements of quick connection and installation, realizes the sealing function in the low-pressure cleaning process, and has an effective pollution discharge function.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a schematic view of a flushing tool for FPSO flange pipelines according to a preferred embodiment of the present utility model.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, an embodiment of the present utility model includes:

the utility model provides a frock is washed to FPSO clamp flange pipeline, includes area Kong Kagu blind flange 4, area Kong Kagu blind flange 4 one end is fixed with the locking of nut 3 through clamp 1 with double-screw bolt 2 after the laminating of pipeline clamp flange 9, and the other end is provided with butterfly valve 8 through the bolted connection of bolt 7, realizes installing fast.

The side of the blind flange 4 of the strap Kong Kagu is provided with the outwards protruding hubs 1-2 on the connecting side of the pipeline clamp flange 9 and forms the clamp mounting groove 1-4 on the back, so that the clamp 1 type standard connection requirements can be met respectively, the clamp 1 mounting space is provided, the operation difficulty of the structure is greatly reduced, the occupied area is saved, and the problem of difficult construction due to narrow space on the spot is avoided.

The center of the blind flange 4 of the belt Kong Kagu is provided with the channels 1-6, so that sewage can be conveniently discharged from the butterfly valve 8 through the channels 1-6 in the water sweeping process.

The blind flange 4 with the Kong Kagu is provided with an annular sealing groove 1-3 in the concave mode on the outer ring of the channel 1-6 on the attaching side of the pipeline clamp flange 9, and an O-shaped sealing ring 5 is arranged in the sealing groove 1-3 so that the blind flange 4 with the Kong Kagu is in sealing connection with the pipeline clamp flange 9, and the air leakage and water leakage phenomena are avoided.

The blind flange 4 of the band Kong Kagu is provided with a plurality of threaded holes 1-5 in an equally-spaced annular distribution on the outer ring of the channel 1-6 on one side of the butterfly valve 8, the butterfly valve 8 is fixedly connected with the threaded holes 1-5 of the pipeline clamp flange 9 through bolts 7 in a threaded manner, and the blind flange 4 of the band Kong Kagu and the butterfly valve 8 are convenient to assemble and disassemble.

The blind flange 4 of area Kong Kagu is provided with first waterline 1-1 at the passageway 1-6 border of butterfly valve 8 one side, butterfly valve 8 is provided with the second waterline 8-1 that corresponds with first waterline 1-1 in area Kong Kagu blind flange 4 connection side annular, be provided with sealing gasket 6 between first waterline 1-1 and the second waterline 8-1, guarantee the sealing connection of area Kong Kagu blind flange 4 and butterfly valve 8, avoid leaking in the sewage drainage process.

When the application is installed and applied, the O-shaped sealing ring 5 is installed through the blind flange 4 with the Kong Kagu, the blind flange 4 with the Kong Kagu is connected with the pipeline clamp flange 9 through the clamp 1 through the stud 2 and the nut 3, the blind flange 4 with the Kong Kagu is installed through the sealing gasket 6 and the bolt 7 of the butterfly valve 8, the clean water with the low pressure of 0.6MPa is applied to the other end of the pipeline through the clamp flange, the pipeline is cleaned, and dirt can be flushed and discharged from the flushing tool through discharging low-pressure water.

In summary, the FPSO clamp flange pipeline flushing tool disclosed by the utility model meets the requirements of quick connection and installation, realizes the sealing function in the low-pressure cleaning process, and has an effective pollution discharge function.

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 arts are included in the scope of the present utility model.

Claims (7)

1. The utility model provides a frock is washed to FPSO clamp flange pipeline, its characterized in that, including taking Kong Kagu blind flange, take Kong Kagu blind flange one end and pipeline clamp flange laminating back through the double-screw bolt and nut locking for the clamp fixed, the other end is provided with the butterfly valve through bolted connection, the side of taking Kong Kagu blind flange is provided with outside convex hub and forms the clamp mounting groove at the connection side of pipeline clamp flange, the center of taking Kong Kagu blind flange is provided with the passageway, the blind flange of area Kong Kagu is provided with the screw hole in the passageway outer lane of butterfly valve one side, and the butterfly valve passes through the screw hole threaded connection of bolt and pipeline clamp flange and fixes.

2. The FPSO clamp flange pipeline flushing tool of claim 1, wherein the blind flange of the strap Kong Kagu is provided with an annular sealing groove recessed in the channel outer ring on the pipeline clamp flange fitting side.

3. The FPSO clamp flange pipeline flushing fixture of claim 2, wherein an O-ring is disposed in the seal groove to enable a sealing connection between the blind flange of the strap Kong Kagu and the pipeline clamp flange.

4. The FPSO clamp flange pipeline flushing fixture of claim 1, wherein the blind flange of the strap Kong Kagu is provided with a first waterline at a channel edge of one side of a butterfly valve.

5. The FPSO clamp flange pipeline flushing fixture of claim 4, wherein the butterfly valve is annularly provided with a second waterline on the blind flange connection side of the strap Kong Kagu corresponding to the first waterline.

6. The FPSO clamp flange pipeline flushing fixture of claim 5, wherein a sealing gasket is disposed between the first water line and the second water line.

7. The FPSO clamp flange pipeline flushing fixture of claim 1, wherein the threaded holes are provided with a plurality of channel outer rings which are distributed on the pipeline clamp flange at equal intervals.