CN104696262A - Novel submersible electric energy-saving pump - Google Patents
Novel submersible electric energy-saving pump Download PDFInfo
- Publication number
- CN104696262A CN104696262A CN201310656012.5A CN201310656012A CN104696262A CN 104696262 A CN104696262 A CN 104696262A CN 201310656012 A CN201310656012 A CN 201310656012A CN 104696262 A CN104696262 A CN 104696262A
- Authority
- CN
- China
- Prior art keywords
- submersible
- pump
- conserving
- rotor assembly
- novel energy
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/041—Axial thrust balancing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a novel submersible electric energy-saving pump, and belongs to the field of submersible electric pumps. The novel submersible electric energy-saving pump comprises a submersible pump and a submersible motor matched with the submersible pump. The novel submersible electric energy-saving pump is technically characterized in that an electromagnetic axial force balancing device sleeves a rotating shaft between the submersible pump and the submersible motor, and the electromagnetic axial force balancing device is fixedly integrated with the submersible pump and the submersible motor through connection flanges respectively. Through the improvement, the novel submersible electric energy-saving pump disclosed by the invention has the advantages that the structure is simple, the implementation is easy to realize, the axial force of the submersible electric pump can be balanced, the abrasion of thrust bearings is effectively reduced, the frictional power consumption is reduced, the transfer efficiency is improved, the electric energy is saved, and the service life of the submersible electric pump is prolonged.
Description
Technical field
The invention belongs to Submerged Motor Pumps field, be specifically related to a kind of axial magnetic suction that utilizes to balance the novel energy-conserving Submerged Motor Pumps of Submerged Motor Pumps axial force.
Background technique
At present, the Submersible Pump generally used is when lift increases, and the downward axial force that water pump produces sharply increases, and this axial force is all born by thrust disc and thrust bearing, easy acceleration thrust bearing wearing and tearing, cause rotor sinking, electric motor chamber-sweeping, burn motor; Also cause the deficiency that the friction power loss of Submerged Motor Pumps increases, power consumption is high, conversion efficiency is low, how can thoroughly solve this problem, extend Submerged Motor Pumps whole service life, the problem that the technician becoming each Submerged Motor Pumps manufacturer studies for many years always.
Summary of the invention
The object of the present invention is to provide a kind of structure simple, easy to implement, can balance Submerged Motor Pumps axial force, the effective thrust bearing that reduces weares and teares, reduces friction power loss, improves conversion efficiency, saving power, extends the novel energy-conserving Submerged Motor Pumps in Submerged Motor Pumps working life.
For achieving the above object, the present invention is achieved through the following technical solutions:
I.e. a kind of novel energy-conserving Submerged Motor Pumps, the submersible motor comprising submersible pump and match, this technological points is the rotatingshaft between submersible pump and submersible motor is set with electromagnetic axial thrust balancing device, and described electromagnetic axial thrust balancing device is fixedly connected with submersible pump and submersible motor respectively by connecting flange.
Described axial thrust balancing devices is by the upper and lower bearing support mutually mated, be fixedly mounted on the stator module on upper bearing bracket, above step, independently rotor assembly is formed with it, rotor assembly is arranged in the middle casing between upper and lower bearing support, rotor assembly is set with on the rotating shaft by supporting plate, the outside of upper and lower bearing support arranges upper and lower connecting flange respectively, be fixedly connected by clamping bolt between upper and lower connecting flange and stator module, middle casing, stator module arranges power supply wiring.
Described supporting plate is together with connecting firmly by the positive stop key on restraining groove that supporting plate is processed and rotatingshaft between rotatingshaft; Stator module, rotor assembly are round structure.
In addition, in order to prevent the generation of leakage field phenomenon, between middle casing and stator module, magnetism resistent ring being set, and between rotor assembly and supporting plate, magnetic isolation board is set, and rotor assembly, magnetic isolation board and supporting plate are fixedly connected by fastening screw trip bolt.
Setting-in sliding bearing between described step and rotatingshaft, the normal axial being convenient to rotatingshaft like this moves.
The present invention installs this axial thrust balancing devices between the pump and motor of Submerged Motor Pumps, when Submerged Motor Pumps operates at full capacity state, rotor assembly rotates with rotatingshaft, under the effect of stator module attraction force, rotor assembly and supporting plate are to Submerged Motor Pumps thrust axially, axial force under axial to submersible pump produces balanced action, the axial pressure of so effective minimizing Submerged Motor Pumps thrust bearing, reduce thrust bearing wearing and tearing, reduce friction power loss, improve conversion efficiency, saving power, extend the advantage in Submerged Motor Pumps working life.The present invention owing to have employed Electromagnetic Control, therefore makes structure simple, easy to implement.The present invention is particularly useful for high head electric submergible pump; Also be applicable to the transformation of old pump, only between the submersible pump of old pump and submersible motor, this axial thrust balancing devices need be installed, effect of the present invention can be reached.
Embodiment
This novel energy-conserving Submerged Motor Pumps, the submersible motor 6 comprising submersible pump 1 and match, this technological points is the rotatingshaft 2 between submersible pump 1 and submersible motor 6 is set with electromagnetic axial thrust balancing device 4, and described electromagnetic axial thrust balancing device 4 is fixedly connected with submersible pump 1 and submersible motor 6 respectively by connecting flange 3,5.
Described axial thrust balancing devices is upper by what mutually mate, step 8, 15, be fixedly mounted on the stator module 10 on upper bearing bracket 8, above step 15, independently rotor assembly 11 is formed with it, rotor assembly 11 is arranged on, step 8, in middle casing 14 between 15, rotor assembly 11 is sleeved on rotatingshaft 2 by supporting plate 13, on, step 8, the outside of 15 is arranged respectively, lower link flange 3, 5, on, lower link flange 3, 5 and stator module 10, be fixedly connected by clamping bolt 18 between middle casing 14, stator module 10 is arranged power supply wiring 7.
Described supporting plate 13 is together with connecting firmly by the positive stop key 16 on restraining groove that supporting plate is processed and rotatingshaft between rotatingshaft 2; Stator module 10, rotor assembly 11 are round structure.
In addition, in order to prevent the generation of leakage field phenomenon, between middle casing 14 and stator module 10, magnetism resistent ring 5 being set, and between rotor assembly 6 and supporting plate 13, magnetic isolation board 12 is set, and rotor assembly 11, magnetic isolation board 12 and supporting plate 13 are fixedly connected by fastening screw trip bolt.
Setting-in step 17 between described step 15 and rotatingshaft 2, the normal axial being convenient to rotatingshaft 2 like this moves.
The present invention installs this axial thrust balancing devices between the pump and motor of Submerged Motor Pumps, when Submerged Motor Pumps operates at full capacity state, rotor assembly rotates with rotatingshaft, under the effect of stator module attraction force, rotor assembly and supporting plate are to Submerged Motor Pumps thrust axially, axial force under axial to submersible pump produces balanced action, the axial pressure of so effective minimizing Submerged Motor Pumps thrust bearing, reduce thrust bearing wearing and tearing, reduce friction power loss, improve conversion efficiency, saving power, extend the advantage in Submerged Motor Pumps working life.The present invention owing to have employed Electromagnetic Control, therefore makes structure simple, easy to implement.The present invention is particularly useful for high head electric submergible pump; Also be applicable to the transformation of old pump, only between the submersible pump of old pump and submersible motor, this axial thrust balancing devices need be installed, effect of the present invention can be reached.
Claims (7)
1. a novel energy-conserving Submerged Motor Pumps, the submersible motor comprising submersible pump and match, it is characterized in that the rotatingshaft between submersible pump and submersible motor is set with electromagnetic axial thrust balancing device, described electromagnetic axial thrust balancing device is fixedly connected with submersible pump and submersible motor respectively by connecting flange.
2. novel energy-conserving Submerged Motor Pumps according to claim 1, it is characterized in that axial thrust balancing devices is upper by what mutually mate, step, be fixedly mounted on the stator module on upper bearing bracket, above step, independently rotor assembly is formed with it, rotor assembly is arranged on, in middle casing between step, rotor assembly is set with on the rotating shaft by supporting plate, on, the outside of step is arranged respectively, lower link flange, on, lower link flange and stator module, be fixedly connected by clamping bolt between middle casing, stator module arranges power supply wiring.
3. novel energy-conserving Submerged Motor Pumps according to claim 2, together with it is characterized in that being connected firmly by the positive stop key on restraining groove that supporting plate is processed and rotatingshaft between supporting plate with rotatingshaft.
4. novel energy-conserving Submerged Motor Pumps according to claim 2, is characterized in that stator module, rotor assembly are round structure.
5. novel energy-conserving Submerged Motor Pumps according to claim 2, is characterized in that arranging magnetism resistent ring between middle casing and stator module.
6. novel energy-conserving Submerged Motor Pumps according to claim 2, it is characterized in that arranging magnetic isolation board between rotor assembly and supporting plate, and rotor assembly, magnetic isolation board and supporting plate is fixedly connected by fastening screw trip bolt.
7. novel energy-conserving Submerged Motor Pumps according to claim 2, is characterized in that setting-in sliding bearing between step and rotatingshaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310656012.5A CN104696262A (en) | 2013-12-05 | 2013-12-05 | Novel submersible electric energy-saving pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310656012.5A CN104696262A (en) | 2013-12-05 | 2013-12-05 | Novel submersible electric energy-saving pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104696262A true CN104696262A (en) | 2015-06-10 |
Family
ID=53343707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310656012.5A Pending CN104696262A (en) | 2013-12-05 | 2013-12-05 | Novel submersible electric energy-saving pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104696262A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11460038B2 (en) | 2020-05-28 | 2022-10-04 | Halliburton Energy Services, Inc. | Hybrid magnetic radial bearing in an electric submersible pump (ESP) assembly |
| US11512707B2 (en) | 2020-05-28 | 2022-11-29 | Halliburton Energy Services, Inc. | Hybrid magnetic thrust bearing in an electric submersible pump (ESP) assembly |
| US11739617B2 (en) | 2020-05-28 | 2023-08-29 | Halliburton Energy Services, Inc. | Shielding for a magnetic bearing in an electric submersible pump (ESP) assembly |
-
2013
- 2013-12-05 CN CN201310656012.5A patent/CN104696262A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11460038B2 (en) | 2020-05-28 | 2022-10-04 | Halliburton Energy Services, Inc. | Hybrid magnetic radial bearing in an electric submersible pump (ESP) assembly |
| US11512707B2 (en) | 2020-05-28 | 2022-11-29 | Halliburton Energy Services, Inc. | Hybrid magnetic thrust bearing in an electric submersible pump (ESP) assembly |
| US11739617B2 (en) | 2020-05-28 | 2023-08-29 | Halliburton Energy Services, Inc. | Shielding for a magnetic bearing in an electric submersible pump (ESP) assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201650775U (en) | Axial electromagnetic force anti-thrust energy saving submersible electric pump | |
| US10087938B2 (en) | Pump, associated electric machine and associated method | |
| US20190003479A1 (en) | Pump, associated electric machine and associated method | |
| CN104696262A (en) | Novel submersible electric energy-saving pump | |
| WO2015180494A1 (en) | Novel industrial fan | |
| CN106026577A (en) | Double-magnetic-circuit motor | |
| CN201246314Y (en) | Direct connecting type high speed centrifugal air blower | |
| CN104976137A (en) | Vertical centrifugal pump for ship | |
| CN203548260U (en) | Direct drive type permanent magnetic isolation pump | |
| CN201650882U (en) | Axial force balancing device for electric diving pump | |
| CN104670811A (en) | External hanging type direct-drive permanent magnet synchronous motor of belt conveyer | |
| CN107387172B (en) | Vertical double-stage permanent magnet gas suspension ORC waste heat generator | |
| CN203481977U (en) | Anti-high impact overload motor | |
| CN203297108U (en) | Motor magnetic drive pump | |
| CN103256230A (en) | Motor magnetic pump | |
| CN203584831U (en) | Novel sewage pump | |
| CN201887580U (en) | Motor for electric hoist | |
| CN201781386U (en) | Rotary magnetic steel type rotor surface magnetic steel fixing device of oil submersible permanent magnet synchronous motor | |
| CN201286041Y (en) | Servo motor | |
| CN203660760U (en) | Multi-pole low-speed large-torque oil-pumping screw pump motor | |
| CN205657570U (en) | A DC Brushless motor for immersible pump | |
| CN210397122U (en) | Horizontal direct-connection double-suction pump | |
| CN104074685A (en) | Vertical shaft wind power rotation power supply system of outer rotor structure | |
| CN201301817Y (en) | Submersible electric pump | |
| CN205714829U (en) | A kind of air ring type vacuum pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150610 |