CN103644126A - Magnetic driving booster pump - Google Patents
Magnetic driving booster pump Download PDFInfo
- Publication number
- CN103644126A CN103644126A CN201310683867.7A CN201310683867A CN103644126A CN 103644126 A CN103644126 A CN 103644126A CN 201310683867 A CN201310683867 A CN 201310683867A CN 103644126 A CN103644126 A CN 103644126A
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- pump
- magnet rotor
- joint
- pressure chamber
- motor
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Abstract
The invention relates to a magnetic driving booster pump which is used for driving an electrical submersible pump for pressure-boost water injection in oil field production. The magnetic driving booster pump comprises a motor, a magnetic driving device and the electrical submersible pump, wherein the electrical submersible pump is connected with an internal magnet rotor, the motor is connected with an external magnet rotor, and a distance sleeve is arranged between the internal magnet rotor and the external magnet rotor; the pump body of the electrical submersible pump is located in a high-pressure bin, the upper end of the high-pressure bin is connected with a motor support seat through a high-pressure bin joint and a coupling flange, and the motor is fixed at the upper end of the motor support seat; and flow channels are formed in the high-pressure bin joint, a pump joint and a spline sleeve. The magnetic driving booster pump has the advantages that the cooling radiating problem of the magnet rotors is solved effectively, and the service life and repair cycle of the magnetic driving booster pump are prolonged greatly.
Description
Technical field
The present invention relates to drive submersible electric pump to carry out the magnetic transmission suction booster of pressurized water injection in field produces.
Background technique
At present, suction booster generally uses multistage centrifugal pump, but existing multistage centrifugal pump, axle head is mainly mechanical seal, under condition of high voltage, exist sealing poor, leak serious, the failure-free operation cycle is short, the problems such as field maintenance workload is large, cause operating life and the reliability of equipment always lower, the termination of pumping accident causing because of seal failure accounts for 70% in centrifugal boosting water injection pump, for this problem, the magnetic drives technology growing up gradually in recent years, high pressure dynamic sealing is become to static seal, effectively solved the drawback that traditional mechanical seal structure has, and it is high that magnetic drive technology has sealing load, working medium is without leakage, vibrate little, noise is low, the feature such as operate steadily, but because magnetic drive can produce a large amount of magnetic eddy current heat in the course of the work, and pivot friction heating, the various heating sources such as solid and liquid surface frictional heating and liquid internal heating, so ubiquitous cooling heat dissipation problem of magnetic drive device, to cause magnet rotor demagnetization, have a strong impact on the life-span of magnetic drive.
Summary of the invention
In order to solve the cooling heat dissipation problem of magnetic drives, the invention provides a kind of magnetic transmission suction booster.This magnetic transmission suction booster solves the cooling heat dissipation problem of magnet rotor effectively, greatly extends life-span and the repair cycle of magnetic transmission suction booster.
Technological scheme of the present invention is: a kind of magnetic transmission suction booster, comprise motor, magnetic drive and submersible electric pump, wherein, described magnetic drive is mainly comprised of interior magnet rotor, separation sleeve and outer magnet rotor, the splined shaft of described submersible electric pump is connected with interior magnet rotor through spline housing, the live axle of described motor is connected with outer magnet rotor, between interior magnet rotor and outer magnet rotor, is provided with above-mentioned separation sleeve; And the pump housing of above-mentioned submersible electric pump is positioned at high-pressure chamber, the upper end of high-pressure chamber connects high-pressure chamber joint, and the upper end of the submersible electric pump pump housing connects pump joint, and pump joint is bolted on the interior step of high-pressure chamber joint; The upper end of high-pressure chamber joint is sat and is connected with motor support through land, the upper end fixed electrical machinery of motor supporting base; On above-mentioned high-pressure chamber joint, pump joint and spline housing, have runner.
The fluid pipeline that has two symmetries on above-mentioned high-pressure chamber joint.
Beneficial effect of the present invention: in technique scheme, between the pump housing that the runner of opening on high-pressure chamber joint, pump joint and spline housing and bottom are opened, integral body has formed an interior cyclic cavity, thereby realized the cooling heat dissipation object of separation sleeve, efficiently solve the ubiquitous high temperature demagnetization of magnetic drive problem, greatly improved the repair cycle that multistage centrifugal pump is worked under condition of high voltage, improved pump efficiency, the present invention can be widely used in the pressurized water injection of high pressure oil wells.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is above ground portion structural drawing of the present invention.
1-high-pressure chamber in figure, 2-submersible electric pump, 3-high-pressure chamber joint, 4-pump joint, 5-land, 6-hold-down ring, 7-spline housing, magnet rotor in 8-, 9-separation sleeve, the outer magnet rotor of 10-, 11-motor supporting base, 12-motor, 13-liquid entering hole, 14-fluid pipeline.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
Shown in Fig. 1 and Fig. 2, this magnetic transmission suction booster comprises motor 1, magnetic drive and submersible electric pump 2, wherein, described magnetic drive is mainly comprised of interior magnet rotor 8, separation sleeve 9 and outer magnet rotor 10, the splined shaft of described submersible electric pump 2 is connected with interior magnet rotor 8 through spline housing 7, the live axle of described motor 12 is connected by key with outer magnet rotor 10, and 10 of interior magnet rotor 8 and outer magnet rotors are provided with above-mentioned separation sleeve 9; And the pump housing of above-mentioned submersible electric pump 2 is positioned at high-pressure chamber 1, on high-pressure chamber 1 wall, have liquid entering hole 13, for injecting water to suction booster system, the upper end of the high-pressure chamber 1 high-pressure chamber joint 3 that is threaded, the upper end of the submersible electric pump pump housing pump joint 4 that is threaded, this pump joint 4 is bolted on the interior step of high-pressure chamber joint 3; Land 5 is placed in the upper-end surface of high-pressure chamber joint 3, by bolt, be connected with it, the upper ends motor supporting base 11 of land 5, the lower stomidium of motor supporting base 11 is built-in with hold-down ring 6, by hexagon socket head cap screw, the lower end of the lower end of hold-down ring 6, motor supporting base 11 and separation sleeve 9 is fixed on land 5 to the upper end fixed electrical machinery 12 of motor support cover 11; And on above-mentioned high-pressure chamber joint 3, pump joint 4 and spline housing 7, all having runner, the pump housing 2 integral body open with bottom have formed an interior cyclic cavity.
In the practice of construction on ground, the fluid pipeline 14 on above-mentioned motor 12, motor supporting base 11 and high-pressure chamber joint 3 and high-pressure chamber joint 3 is positioned on the ground, as shown in Figure 2; In work, effect due to pressure reduction, the liquid major part of coming in submersible electric pump 2 pumping is discharged in high-pressure chamber joint 3 by the hole at pump joint 4 places, then by two symmetrical fluid pipelines 14, be discharged in well, and sub-fraction flows in interior magnet rotor 8 by the hole on spline housing 7, then from interior magnet rotor 8 and the gap of separation sleeve 9, through the runner pump joint 4, flow back in pump 2 again, thereby realized the cooling heat dissipation object of separation sleeve 9, greatly improve the repair cycle that multistage centrifugal pump is worked under condition of high voltage, improve pump efficiency.The water pressure of coming of this magnetic transmission suction booster is 14MPa, and supercharging 3.5 MPa install a pressure gauge and just can realize the Real-Time Monitoring of system pressure on the fluid pipeline 14 of high-pressure chamber joint, and the present invention can be widely used in the pressurized water injection of high-pressure well.
Claims (2)
1. a magnetic transmission suction booster, comprise motor (12), magnetic drive and submersible electric pump (2), it is characterized in that: described magnetic drive is mainly comprised of interior magnet rotor (8), separation sleeve (9) and outer magnet rotor (10), the splined shaft of described submersible electric pump (2) is connected with interior magnet rotor (8) through spline housing (7), the live axle of described motor (12) is connected with outer magnet rotor (10), between interior magnet rotor (8) and outer magnet rotor (10), is provided with above-mentioned separation sleeve (9); And the pump housing of above-mentioned submersible electric pump (2) is positioned at high-pressure chamber (1), the upper end of high-pressure chamber (1) connects high-pressure chamber joint (3), the upper end of the submersible electric pump pump housing connects pump joint (4), and pump joint (4) is bolted on the interior step of high-pressure chamber joint (3); The upper end of high-pressure chamber joint (3) is connected with motor supporting base (11) through land (5), the upper end fixed electrical machinery (12) of motor supporting base (11); On above-mentioned high-pressure chamber joint (3), pump joint (4) and spline housing (7), have runner.
2. magnetic transmission suction booster according to claim 1, is characterized in that: above-mentioned high-pressure chamber joint (3) is provided with symmetrical two fluid pipeline (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310683867.7A CN103644126A (en) | 2013-12-13 | 2013-12-13 | Magnetic driving booster pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310683867.7A CN103644126A (en) | 2013-12-13 | 2013-12-13 | Magnetic driving booster pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103644126A true CN103644126A (en) | 2014-03-19 |
Family
ID=50249391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310683867.7A Pending CN103644126A (en) | 2013-12-13 | 2013-12-13 | Magnetic driving booster pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103644126A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043459A (en) * | 2019-04-26 | 2019-07-23 | 左入林 | A kind of Novel oil well pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5248245A (en) * | 1992-11-02 | 1993-09-28 | Ingersoll-Dresser Pump Company | Magnetically coupled centrifugal pump with improved casting and lubrication |
| CN201087746Y (en) * | 2007-09-20 | 2008-07-16 | 温州市工业科学研究院磁传动设备厂 | High-pressure magnetic force driven recirculating pump |
| CN101532500A (en) * | 2009-04-07 | 2009-09-16 | 丹东克隆集团有限责任公司 | High-performance totally-enclosed magnetic pump |
| CN101555880A (en) * | 2009-05-13 | 2009-10-14 | 丹东克隆集团有限责任公司 | Magnetic pump |
| CN201401343Y (en) * | 2009-05-13 | 2010-02-10 | 丹东克隆集团有限责任公司 | Magnetic pump |
-
2013
- 2013-12-13 CN CN201310683867.7A patent/CN103644126A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5248245A (en) * | 1992-11-02 | 1993-09-28 | Ingersoll-Dresser Pump Company | Magnetically coupled centrifugal pump with improved casting and lubrication |
| CN201087746Y (en) * | 2007-09-20 | 2008-07-16 | 温州市工业科学研究院磁传动设备厂 | High-pressure magnetic force driven recirculating pump |
| CN101532500A (en) * | 2009-04-07 | 2009-09-16 | 丹东克隆集团有限责任公司 | High-performance totally-enclosed magnetic pump |
| CN101555880A (en) * | 2009-05-13 | 2009-10-14 | 丹东克隆集团有限责任公司 | Magnetic pump |
| CN201401343Y (en) * | 2009-05-13 | 2010-02-10 | 丹东克隆集团有限责任公司 | Magnetic pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043459A (en) * | 2019-04-26 | 2019-07-23 | 左入林 | A kind of Novel oil well pump |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140319 |