CN2241241Y - Ground high-pressure water filling device for electric submergible pump - Google Patents
Ground high-pressure water filling device for electric submergible pump Download PDFInfo
- Publication number
- CN2241241Y CN2241241Y CN 95220358 CN95220358U CN2241241Y CN 2241241 Y CN2241241 Y CN 2241241Y CN 95220358 CN95220358 CN 95220358 CN 95220358 U CN95220358 U CN 95220358U CN 2241241 Y CN2241241 Y CN 2241241Y
- Authority
- CN
- China
- Prior art keywords
- pump
- splined shaft
- submersible electric
- pressure water
- electric pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a ground high-pressure water filling device for electric oil submersing pumps for exploiting oil. A motor drives a spline shaft of a suction port component through a shaft coupling, and the spline shaft drives an electric oil submersing pump to work through a spline sleeve. The electric oil submersing pump is supported on a pump supporting leg of which the height is adjustable, the left end of the spline shaft of the suction port component of the pump is provided with a radial thrust bearing to bear the axial force generated by high pressure water, and the left end of a sealed box is provided with a mechanical seal which is provided with a movable ring and a stationary ring for greatly lightening leakage and solving the difficult problem of leakage. The utility model can increase the pressure of coming water to more than 20MPa and is suitable for the exploitation of oil layers and oil fields with low osmosis.
Description
The utility model relates to a kind of submersible electric pump ground high pressure water injection device of recover petroleum.
The later stage of oilfield exploitation, develop low permeability oil field and oil reservoir, original water injection pressure and profit equipment have not satisfied the needs of exploitation low permeability oil field and oil reservoir; In order to keep oilfield stable production, just need carry out high pressure water injection by oil well few to some water injection rate or that notes are not intake.
The purpose of this utility model is that oil field and oil reservoir few at water injection rate or that notes are not intake design a kind of submersible electric pump ground high pressure water injection device, it assembles installation on the ground by motor, Pump Suction Nozzle parts and submersible electric pump level, the pressure of water is brought up to more than the 20Mpa in the future, inject oil field and oil reservoir by pipeline, to obtain continual and steady production.
The utility model content, high pressure water injection device in submersible electric pump ground is made up of motor, Pump Suction Nozzle parts, submersible electric pump, pump supporting leg and base; Motor is connected through the splined shaft of coupling with the Pump Suction Nozzle parts, this splined shaft is connected with the submersible electric pump axle by spline housing, submersible electric pump is bearing on the adjustable for height pump supporting leg, and the splined shaft left end of Pump Suction Nozzle parts is provided with radial-thrust bearing, and right-hand member is provided with the steel backing composite sliding bearing; The left end of sealed case is provided with mechanical seal, and the stationary ring of this mechanical seal is fixed on the sealed case gland.Its rotating ring is contained on the splined shaft and with axle and rotates, and is provided with the sealing surface wear compensation adjustment mechanism that spring and nut are formed on the right of rotating ring, and this mechanism is sleeved on the splined shaft; On the tank wall at sealed case two ends, respectively be provided with radial direction through hole.
The friction pair material of mechanical seal be cemented carbide also can one another adopts graphite with cemented carbide.Radial-thrust bearing can adopt angular contact ball bearing or tapered roller bearing.
The utility model advantage is come water to be entered to be pressurized to more than the 20Mpa and to be input to oil reservoir through pipeline through submersible electric pump by suction port and has been realized high pressure water injection, has satisfied the production needs of low permeability oil field and oil reservoir; The water cooling that mechanical seal utilization in the sucting inlet part is flowed into by suction port, this mechanical seal also is provided with automatic compensation end wear device, has alleviated leakage greatly and has improved seal durability; Be provided with adjustable pump supporting leg below the submersible electric pump, guaranteed the installation level of submersible electric pump, be beneficial to its work operation; Splined shaft makes splined shaft and submersible electric pump axle reach higher coaxial precision by higher (technological equipment) correcting member of precision (figure does not show) in submersible electric pump axle and the Pump Suction Nozzle parts; The very big axial force that produces with the carrying high pressure water is used in two radial-thrust bearing series connection in the bearing housing.
Description of drawings:
Fig. 1 is the utility model.
Fig. 2 is a Pump Suction Nozzle parts sectional view of the present utility model.
The utility model embodiment, high pressure water injection device in submersible electric pump ground is made up of motor 1, Pump Suction Nozzle parts 3, submersible electric pump 4, pump supporting leg 6 and base 7; Motor is connected with the splined shaft 21 of pump and inlet part through coupling 2, and the right-hand member of this splined shaft is connected with the axle of submersible electric pump 4 by spline housing 13, starts motor and gets final product work, and high pressure water is discharged by pump discharge 5; Motor 1 is contained on the base 7, Pump Suction Nozzle parts 3 are loaded on the support 17 and supporting base 16 that is fixed on the base 7, submersible electric pump 4 is installed on the pump supporting leg 6, the height of pump supporting leg 6 can be adjusted, the left end of the splined shaft 21 of Pump Suction Nozzle parts is equipped with two angular contact ball bearings 24 (also available tapered roller bearing), this bearing is loaded on 8 li of bearing housings, inner split ring 20 and outer spacer ring 26 are housed between two bearings, the left end of bearing housing 8 is equipped with spacing to bearing vertically end cap 23, be provided with locking nut 22 on the corresponding site of splined shaft 21, the right-hand member of splined shaft is provided with steel backing composite sliding bearing 12; The left end of sealed case 11 is provided with mechanical seal 10, the stationary ring of this mechanical seal is fixed on the sealed case gland 9, its rotating ring is contained on the splined shaft 21 and with axle and rotates, and on the right of mechanical sealing linkage ring the wear compensation regulating mechanism of being made up of spring and nut is set, and this mechanism is sleeved on the splined shaft 21; Water has, no little solid particle selection according to coming for the material of mechanical seal, if come water to contain little solid particle stationary ring and rotating ring all adopts Hardmetal materials; If came water not contain solid particle one select Hardmetal materials for use, another adopts graphite.Be contained on the tank wall at two ends of sealed case 11 of 14 li of suction chambers and respectively be provided with radial direction through hole 18 and 19, can be by the water via through holes 19 that comes of the water intake of suction chamber 14 to mechanical seal 10 coolings and lubricated, come water also via through holes 18 flow into the suction port 15 of submersible electric pumps 4; Forced filling oil cup 25 is housed to inject the grease lubrication bearing on the tank wall of bearing housing 8.
Claims (3)
1. submersible electric pump ground high pressure water injection device, it is characterized in that this device is made up of motor, Pump Suction Nozzle parts, submersible electric pump, pump supporting leg and base, motor is connected through the splined shaft of coupling with the Pump Suction Nozzle parts, this splined shaft is connected with the submersible electric pump axle by spline housing, and submersible electric pump is installed on the adjustable for height pump supporting leg; The splined shaft left end of Pump Suction Nozzle parts is provided with radial-thrust bearing, and this bearing is contained in the bearing housing, and the right-hand member of splined shaft is provided with the steel backing composite sliding bearing; The sealed case left end is provided with mechanical seal, the stationary ring of this mechanical seal is fixed on the sealed case gland, its rotating ring is contained on the splined shaft and with axle and rotates, and is provided with the sealing surface wear compensation adjustment mechanism that spring and nut are formed on the right of rotating ring, and this mechanism is sleeved on the splined shaft; On the tank wall at sealed case two ends, respectively be provided with radial direction through hole.
2. submersible electric pump as claimed in claim 1 ground high pressure water injection device, the material that it is characterized in that mechanical friction pair sealing are cemented carbide or one, and another is graphite for cemented carbide.
3. submersible electric pump as claimed in claim 1 ground high pressure water injection device is characterized in that radial-thrust bearing is angular contact ball bearing or tapered roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95220358 CN2241241Y (en) | 1995-09-01 | 1995-09-01 | Ground high-pressure water filling device for electric submergible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95220358 CN2241241Y (en) | 1995-09-01 | 1995-09-01 | Ground high-pressure water filling device for electric submergible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2241241Y true CN2241241Y (en) | 1996-11-27 |
Family
ID=33868290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95220358 Expired - Fee Related CN2241241Y (en) | 1995-09-01 | 1995-09-01 | Ground high-pressure water filling device for electric submergible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2241241Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458181C (en) * | 2007-01-30 | 2009-02-04 | 镇江正汉泵业有限公司 | Installation method of vertical bittern transfer pump |
| CN105579710A (en) * | 2013-07-24 | 2016-05-11 | 通用电气石油和天然气Esp公司 | Fixed suction chamber with rear and front seal removal |
-
1995
- 1995-09-01 CN CN 95220358 patent/CN2241241Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458181C (en) * | 2007-01-30 | 2009-02-04 | 镇江正汉泵业有限公司 | Installation method of vertical bittern transfer pump |
| CN105579710A (en) * | 2013-07-24 | 2016-05-11 | 通用电气石油和天然气Esp公司 | Fixed suction chamber with rear and front seal removal |
| CN105579710B (en) * | 2013-07-24 | 2020-03-10 | 通用电气石油和天然气Esp公司 | Stationary suction chamber with rear and front seal removal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: OIL PRODUCTION MATING EQUIPMENT PILOT-PLANT, DAQING ELECTRIC PUMP CO. TO: DAQING JIUZHOU PUMP CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Patentee after: Daqing Jiuzhou pump company Patentee before: Oil Production Mating Equipment Pilot-Plant, Daqing Electric Pump Co. |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| C35 | Partial or whole invalidation of patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20010912 Decision number of declaring invalidation: 3670 |