CN215806855U - Cabin penetrating structure of pump pipe of hydraulic submersible pump - Google Patents
Cabin penetrating structure of pump pipe of hydraulic submersible pump Download PDFInfo
- Publication number
- CN215806855U CN215806855U CN202120480983.9U CN202120480983U CN215806855U CN 215806855 U CN215806855 U CN 215806855U CN 202120480983 U CN202120480983 U CN 202120480983U CN 215806855 U CN215806855 U CN 215806855U
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- pump
- flange
- deck
- expansion joint
- pump line
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Abstract
The utility model discloses a cabin penetrating structure of a pump pipe of a hydraulic submersible pump, which comprises a pump pipe flange plate, a metal corrugated expansion joint, a deck seat ring and a flange insulating sheet, wherein a lower pump pipe penetrates through the metal corrugated expansion joint and is communicated with an upper pump pipe through the pump pipe flange plate, the outer edge of the pump pipe flange plate is fixed at the upper end of the metal corrugated expansion joint, the lower end of the metal corrugated expansion joint is fixed with the upper end of the deck seat ring, the flange insulating sheet is arranged between the pump pipe flange plate and the deck seat ring and between the metal corrugated expansion joint, and the lower end of the deck seat ring is fixed on a deck. The utility model can solve the problems of deck watertight integrity and low installation precision.
Description
Technical Field
The utility model relates to the field of pipeline connection, in particular to a cabin penetrating structure of a pump pipe of a hydraulic submersible pump.
Background
At present, in a column-stabilized offshore semi-submersible platform, a bottom buoy is provided with a ballast tank and other compartments requiring watertightness, a pump head of a hydraulic submerged discharge pump is arranged in a buoy area ballast pipe network, an outlet is arranged at the top of a column, and the submerged pump is prefabricated in a factory. Therefore, the pump pipe of the load-discharging pump can penetrate through the ballast tank or other watertight compartments at the bottom to the ballast ring net, the watertight integrity of the watertight compartment is ensured, and meanwhile, the requirement on the installation precision of the pump is met. The current conventional design is to use structural protective pipes, i.e. starting from the watertight deck and extending all the way to the top of the columns. Such a design has the following disadvantages: (1) the structural protective pipe is longer and has a large diameter, the weight of the whole structure is increased more, and the performance of the platform floating body is influenced; (2) the field construction is difficult, the vertical precision cannot be ensured, and the integral installation precision of the pump cannot be ensured; (3) because the pump line is mostly in the pillar, the pump line later stage operation maintenance is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems of poor water tightness and low installation precision of the structural pipe.
In order to solve the technical problem, the utility model provides a cabin penetrating structure of a pump pipe of a hydraulic submersible pump, which comprises a pump pipe flange plate, a metal corrugated expansion joint, a deck seat ring and a flange insulating sheet, wherein a lower pump pipe penetrates through the metal corrugated expansion joint and is communicated with an upper pump pipe through the pump pipe flange plate, the outer edge of the pump pipe flange plate is fixed at the upper end of the metal corrugated expansion joint, the lower end of the metal corrugated expansion joint is fixed with the upper end of the deck seat ring, the flange insulating sheet is arranged between the pump pipe flange plate and the deck seat ring and between the metal corrugated expansion joint, and the lower end of the deck seat ring is fixed on a deck.
Furthermore, the upper pump pipe flange and the lower pump pipe flange are fixed with the pump pipe flange plate through screws, and tongue-and-groove gaskets are arranged between the upper pump pipe flange and the pump pipe flange plate and between the lower pump pipe flange and the pump pipe flange plate.
Furthermore, the lower end of the deck seat ring is inserted into the deck, and the side surface of the deck seat ring is welded with the deck bevel.
Furthermore, the lower end of the deck seat ring is inserted into the deck by a distance of 100mm-200 mm.
Furthermore, the pump pipe flange plate and the metal corrugated expansion joint are fixed through flange bolts.
Furthermore, an insulating sleeve and an insulating flat gasket are arranged on the flange bolt.
The utility model has the technical effects that: (1) the watertight integrity of the deck of the cross cabin is guaranteed, meanwhile, the structure weight is effectively reduced, the project construction period is saved, the installation is simple, and the maintenance is convenient; (2) the deck seat ring and the metal corrugated expansion joint are fixed, the flexibility of the deck seat ring can compensate the ship body construction error and the pump installation error, and the installation precision requirement of the hydraulic submersible pump can be met.
Drawings
Fig. 1 is a front view of a cabin penetrating structure of a pump pipe of a hydraulic submersible pump provided by the utility model.
Fig. 2 is a partially enlarged schematic view of the joint of the upper pump pipe, the lower pump pipe and the pump pipe flange plate in the cabin penetrating structure of the pump pipe of the hydraulic submersible pump provided by the utility model.
Description of reference numerals: 1. the pump comprises an upper pump pipe, a flange plate of the pump pipe, a flange insulation sheet, a metal corrugated expansion joint, a flange bolt, a deck seat ring, a bolt, a tenon groove gasket, a flange insulation sheet, a metal corrugated expansion joint, a flange bolt, a deck seat ring, a bolt, a tenon groove gasket, a mortise groove gasket, a pump pipe and a lower pump pipe.
Detailed Description
The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.
As shown in fig. 1-2, an embodiment of the present invention provides a cabin penetrating structure of a pump pipe of a hydraulic submersible pump, which is used for three-dimensional space detection, and includes a pump pipe flange plate 2, a metal corrugated expansion joint 4, a deck seat ring 6 and a flange insulating sheet 3, a lower pump pipe 9 penetrates through the metal corrugated expansion joint 4 and is communicated with an upper pump pipe 1 through the pump pipe flange plate 2, an outer edge of the pump pipe flange plate 2 is fixed at an upper end of the metal corrugated expansion joint 4, a lower end of the metal corrugated expansion joint 4 is fixed with an upper end of the deck seat ring 6, the flange insulating sheet 3 is arranged between the pump pipe flange plate 2 and the deck seat ring 6 and the metal corrugated expansion joint 4, and a lower end of the deck seat ring is fixed on a deck. And a flange insulating sheet 3 is used between flanges made of different materials to prevent electrochemical corrosion. Pump line flange board 2 is located between the flange between last pump line 1 and lower pump line 9, and is equipped with the through-hole in the middle of pump line flange board 2, can be with last pump line 1 and lower pump line 9 intercommunication.
Specifically, an upper pump pipe 1 flange and a lower pump pipe 9 flange are fixed with a pump pipe flange plate 2 through screws 7, and tongue-and-groove gaskets 8 are arranged between the upper pump pipe 1 flange and the pump pipe flange plate 2 and between the lower pump pipe 9 flange and the pump pipe flange plate 2. The pump pipe flange and the pump pipe flange plate 2 are provided with tongue-and-groove face flanges, so that the maintenance and the disassembly are convenient, and the tightness can be ensured.
Specifically, the lower end of the deck seat ring 6 is inserted into the deck, and the side surface of the deck seat ring 6 is welded with the deck bevel.
Specifically, the lower end of the deck seat ring 6 is inserted into the deck for a distance of 100mm-200 mm.
Specifically, the pump pipe flange plate 2 and the metal corrugated expansion joint 4 are fixed through flange bolts 5. Between the pump pipe flange plate 2 and the deck seat ring 6, the flange bolt 5 is provided with an insulating sleeve and an insulating flat gasket.
The metal corrugated expansion joint 4 adopts a marine standard part, and the flexibility of the metal corrugated expansion joint can compensate for the building error of a ship body and the installation error of a pump.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.
Claims (6)
1. The utility model provides a structure of crossing cabin of hydraulic submerged pump line which characterized in that: including pump line flange board, metal ripple expansion joint, deck seat circle and flange insulating piece, the pump line passes down the metal ripple expansion joint passes through pump line flange board and last pump line intercommunication, pump line flange board outward flange is fixed in the upper end of metal ripple expansion joint, the lower extreme of metal ripple expansion joint with the upper end of deck seat circle is fixed, pump line flange board with the deck seat circle with be equipped with between the metal ripple expansion joint the flange insulating piece, the lower extreme of deck seat circle is fixed in the deck.
2. The pump tube penetration structure of a hydraulic submersible pump according to claim 1, characterized in that: go up the pump line flange with down the pump line flange pass through the screw with the pump line flange board is fixed, go up the pump line flange with between the pump line flange board and down the pump line flange with all be equipped with the tongue-and-groove packing ring between the pump line flange board.
3. The pump tube penetration structure of a hydraulic submersible pump according to claim 1, characterized in that: the lower end of the deck seat ring is inserted into the deck, and the side face of the deck seat ring is welded with the deck slope opening.
4. The pump tube penetration structure of a hydraulic submersible pump according to claim 3, characterized in that: the distance of the lower end of the deck seat ring inserted into the deck is 100mm-200 mm.
5. The pump tube penetration structure of a hydraulic submersible pump according to claim 1, characterized in that: and the pump pipe flange plate and the metal corrugated expansion joint are fixed through flange bolts.
6. The pump tube penetration structure of a hydraulic submersible pump according to claim 5, characterized in that: and the flange bolt is provided with an insulating sleeve and an insulating flat gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120480983.9U CN215806855U (en) | 2021-03-05 | 2021-03-05 | Cabin penetrating structure of pump pipe of hydraulic submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120480983.9U CN215806855U (en) | 2021-03-05 | 2021-03-05 | Cabin penetrating structure of pump pipe of hydraulic submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215806855U true CN215806855U (en) | 2022-02-11 |
Family
ID=80161863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120480983.9U Active CN215806855U (en) | 2021-03-05 | 2021-03-05 | Cabin penetrating structure of pump pipe of hydraulic submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215806855U (en) |
-
2021
- 2021-03-05 CN CN202120480983.9U patent/CN215806855U/en active Active
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