CN2871914Y - Oil-submersible anticorrosive electric pump - Google Patents
Oil-submersible anticorrosive electric pump Download PDFInfo
- Publication number
- CN2871914Y CN2871914Y CN 200520027176 CN200520027176U CN2871914Y CN 2871914 Y CN2871914 Y CN 2871914Y CN 200520027176 CN200520027176 CN 200520027176 CN 200520027176 U CN200520027176 U CN 200520027176U CN 2871914 Y CN2871914 Y CN 2871914Y
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- pump
- oil
- stainless steel
- electric pump
- protector
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Abstract
The utility model relates to an anticorrosion oil submersible electric pump, which comprises an oil submersible motor, a submersible oil pump and an electric pump protector, and a separator below, and the utility model is characterized in that the oil submersible electric pump motor, the electric pump protector, the submersible oil pump, the separator parts have enclosure with a nickel copper alloy fire spraying protective layer; the submersible oil pump comprises a high nickel cast iron guide shell, an impeller, the impeller is locked on a nickel copper alloy main shaft, the upper part of the pump body is a stainless steel upper pump head, the lower part is a stainless steel lower pump head; the upper part of the protector is a stainless steel protector head, the middle part is a stainless steel capsule holder as well as oversaturated butadieneacrylonitrile rubber capsule, the lower part is a stainless steel seal holder and a stainless steel pedestal, the middle part is a nickel copper alloy main shaft. The utility model has the advantages of: 1. improving anticorrosion performance of common oil submersible electric pump, extend period of usage of electric pump; 2. satisfying demand of oil field for exploitation of oil well comprising carbon dioxide, hydrogen sulfide etc corrosive media; 3. reducing oil field oil extraction cost; 4. being in very wide market outlook, and satisfying export demand.
Description
(1) technical field:
The utility model relates to a kind of petroleum machinery, particularly a kind of anticorrosion submersible electric pump.
(2) background technique:
Along with the Oilfield developing utilization, there is the be corrosive oil well of well liquid of a large amount of containing to occur, common submersible electric pump antiseptic property is poor, and electric pump is short working life, has increased the field produces cost, can not satisfy the needs of oil field to the Korrosionsmedium oil mining.
(3) summary of the invention:
The purpose of this utility model is to design a kind of anticorrosion submersible electric pump, and it is overcome above-mentioned shortcoming, is a kind of practical novel anticorrosion submersible electric pump.
The technical solution of the utility model: a kind of anticorrosion submersible electric pump, the electric pump protector, the separator that comprise oil-submersible motor, oil-immersed pump and its underpart is characterized in that motor, electric pump protector, oil-immersed pump, each parts of separator of submersible electric pump have the monel fire-fighting to be coated with the shell of protective coating; Oil-immersed pump inside has high nickel cast iron to lead shell, impeller, and impeller is locked on the monel main shaft, and pump housing top is the stainless steel upper pump head, and the bottom is the stainless steel lower pump head; Protector top is stainless steel protection device head, and the middle part is stainless steel capsule seat and supersaturation nitrile rubber capsule, and the bottom is stainless steel sealing seat and stainless steel base, and the centre is the monel main shaft.
Seal by etch-proof supersaturation nitrile rubber " O " shape seal ring between the above-mentioned said upper pump head and the pump housing.
Above-mentioned said motor, oil-immersed pump, protector, separator connect inside and outside hex head screw of use monel and monel spring washer.
In the above-mentioned said protector head monel circlip for shaft is housed, there are anticorrosive mechanical sealing element and stainless steel relief valve in its underpart.
The stainless steel casing pad is equipped with in above-mentioned said protector head and protector body joint.
The working procedure of the utility model submersible electric pump is: after submersible electric pump was lowered to oil well, because the shell that contacts with well liquid is anticorrosive, the protector good seal performance avoided Korrosionsmedium to enter in the motor.
Superiority of the present utility model is: 1, improve common submersible electric pump antiseptic property, prolong electric pump working life: 2, satisfy the needs of oil field to Korrosionsmedium oil minings such as carbonated, hydrogen sulfide; 3, reduce the oil field cost for oil production; 4, market prospects are boundless, and can satisfy demand for exports.
(4) description of drawings:
Accompanying drawing 1 is the related a kind of oil-immersed pump structural representation of the utility model.
Wherein: 1 is the inside and outside hex head screw of monel, 2 is the monel spring washer, 3 is the stainless steel upper pump head, and 4 is the stainless steel casing pad, and 5 are supersaturation nitrile rubber " O " shape seal ring, 6 is the nickeliferous impeller of anticorrosion height, 7 are the nickeliferous shell of leading of anticorrosion height, and 8 for fire-fighting is coated with monel protective coating electric pump shell, and 9 is the monel pump shaft, 10 lead shell for the nickeliferous bottom of anticorrosion height, and 11 is the stainless steel lower pump head.
Accompanying drawing 2 is the related a kind of oil-immersed pump protector structure schematic representation of the utility model
Wherein: 12 is the inside and outside hex head screw of monel; 13 is the monel spring washer; 14 are supersaturation nitrile rubber " O " shape seal ring; 15 is stainless steel protection device head; 16 is the monel circlip for shaft; 17 is anticorrosive mechanical sealing element; 18 is the stainless steel casing pad; 19 is the stainless steel relief valve, and 20 is stainless steel capsule seat, and 21 are supersaturation nitrile rubber capsule; 22 are coated with monel protective coating shell for fire-fighting; 23 is monel protector axle, and 24 is the stainless steel sealing seat, and 25 is the stainless steel base.
(5) embodiment:
Embodiment: a kind of anticorrosion submersible electric pump (seeing Fig. 1-2), the electric pump protector (Fig. 2), the separator that comprise oil-submersible motor, oil-immersed pump (Fig. 1) and its underpart, its feature has the monel fire-fighting to be coated with the shell of protective coating at motor, electric pump protector, oil-immersed pump, each parts of separator of submersible electric pump; Oil-immersed pump inside has high nickel cast iron to lead shell 7, impeller 6, and impeller is locked on the monel main shaft 9, and pump material top is stainless steel upper pump head 3, and the bottom is a stainless steel lower pump head 11; Protector top is stainless steel protection device head 15, and the middle part is stainless steel capsule seat 20 and supersaturation nitrile rubber capsule 21, and the bottom is stainless steel sealing seat 24 and stainless steel base 25, and the centre is a monel protector axle 23.
Stainless steel casing pad 4, supersaturation nitrile rubber " O " shape seal ring 5 are arranged between the above-mentioned said upper pump head 3 and the pump housing.
Above-mentioned said motor, oil-immersed pump, protector, separator connect inside and outside hex head screw 1 of use monel and monel spring washer 2.
In the above-mentioned said protector head monel circlip for shaft 16 is housed, there are anticorrosive mechanical sealing element 17 and stainless steel relief valve 19 in its underpart.
Stainless steel casing pad 18 is equipped with in above-mentioned said protector head and protector body joint.
Claims (5)
1, a kind of anticorrosion submersible electric pump comprises electric pump protector, the separator of oil-submersible motor, oil-immersed pump and its underpart it is characterized in that motor, electric pump protector, oil-immersed pump, each parts of separator of submersible electric pump have the monel fire-fighting to be coated with the shell of protective coating; Oil-immersed pump inside has high nickel cast iron to lead shell, impeller, and impeller is locked on the monel main shaft, and pump housing top is the stainless steel upper pump head, and the bottom is the stainless steel lower pump head; Protector top is stainless steel protection device head, and the middle part is stainless steel capsule seat and supersaturation nitrile rubber capsule, and the bottom is stainless steel sealing seat and stainless steel base, and the centre is the monel main shaft.
2,, it is characterized in that the stainless steel casing pad is arranged between the said upper pump head and the pump housing, supersaturation nitrile rubber " O " shape seal ring according to the said a kind of anticorrosion submersible electric pump of claim 1.
3,, it is characterized in that said motor, oil-immersed pump, protector, separator connect inside and outside hex head screw of use monel and monel spring washer according to the said a kind of anticorrosion submersible electric pump of claim 1.
4, according to the said a kind of anticorrosion submersible electric pump of claim 1, it is characterized in that in the said protector head monel circlip for shaft being housed, there are anticorrosive mechanical sealing element and stainless steel relief valve in its underpart.
5,, it is characterized in that said protector head and protector body joint be equipped with the stainless steel casing pad according to the said a kind of anticorrosion submersible electric pump of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520027176 CN2871914Y (en) | 2005-08-30 | 2005-08-30 | Oil-submersible anticorrosive electric pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520027176 CN2871914Y (en) | 2005-08-30 | 2005-08-30 | Oil-submersible anticorrosive electric pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2871914Y true CN2871914Y (en) | 2007-02-21 |
Family
ID=37740261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520027176 Expired - Fee Related CN2871914Y (en) | 2005-08-30 | 2005-08-30 | Oil-submersible anticorrosive electric pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2871914Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514703A (en) * | 2013-09-27 | 2015-04-15 | 中国石油天然气股份有限公司 | Oil extraction device of non-metal pipe oil-submersible screw pump |
| CN106837760A (en) * | 2017-03-10 | 2017-06-13 | 天津市百利溢通电泵有限公司 | A kind of high pressure resistant oil-immersed pump |
| CN110168193A (en) * | 2017-01-11 | 2019-08-23 | 沙特阿拉伯石油公司 | Electric submersible pumping system with separator |
| CN112324396A (en) * | 2020-12-21 | 2021-02-05 | 杨飞 | Antiscaling corrosion-inhibiting device for oil-submersible electric pump |
-
2005
- 2005-08-30 CN CN 200520027176 patent/CN2871914Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514703A (en) * | 2013-09-27 | 2015-04-15 | 中国石油天然气股份有限公司 | Oil extraction device of non-metal pipe oil-submersible screw pump |
| CN110168193A (en) * | 2017-01-11 | 2019-08-23 | 沙特阿拉伯石油公司 | Electric submersible pumping system with separator |
| CN110168193B (en) * | 2017-01-11 | 2022-05-06 | 沙特阿拉伯石油公司 | Electric submersible pump system with separator |
| CN106837760A (en) * | 2017-03-10 | 2017-06-13 | 天津市百利溢通电泵有限公司 | A kind of high pressure resistant oil-immersed pump |
| CN112324396A (en) * | 2020-12-21 | 2021-02-05 | 杨飞 | Antiscaling corrosion-inhibiting device for oil-submersible electric pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Lu Feng Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070221 Termination date: 20090930 |