CN201650882U - Axial force balancing device for electric diving pump - Google Patents
Axial force balancing device for electric diving pump Download PDFInfo
- Publication number
- CN201650882U CN201650882U CN2010201216284U CN201020121628U CN201650882U CN 201650882 U CN201650882 U CN 201650882U CN 2010201216284 U CN2010201216284 U CN 2010201216284U CN 201020121628 U CN201020121628 U CN 201020121628U CN 201650882 U CN201650882 U CN 201650882U
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- rotor assembly
- axial force
- assembly
- supporting plate
- submerged motor
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- Expired - Lifetime
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- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
The utility model relates to an axial force balancing device for an electric diving pump and belongs to the field of the electric diving pump. The axial force balancing device for the electric diving pump comprises an axial force balancing assembly sleeved on a rotating shaft and has the technical points that the axial force balancing assembly consists of upper and lower bearing supports, a stator assembly and a rotor assembly; the upper and lower bearing supports are matched mutually; the stator assembly is fixedly arranged on the upper bearing support; the upper part of the lower bearing support is independent of the rotor assembly; the rotor assembly is arranged in a middle shell between the upper and lower bearing supports; the rotor assembly is sleeved on the rotating shaft by a supporting plate; the outsides of the upper and lower bearing supports are respectively provided with upper and lower connecting flanges; the upper and lower connecting flanges, the stator assembly and the middle shell are fixedly connected into one whole body by fastening bolts; and the stator assembly is provided with a power supply wire. The axial force balancing device for the electric diving pump has the advantages of simple structure, easy implementation, capability of balancing an axial force of the electric diving pump, effective reduction of wear of an end thrust bearing, reduction of friction power consumption, improvement of conversion efficiency and electrical energy saving.
Description
Technical field
The utility model belongs to the Submerged Motor Pumps field, is specifically related to a kind of Submerged Motor Pumps axial thrust balancing devices that utilizes axial magnetic suction to come balance Submerged Motor Pumps axial force.
Background technique
At present, generally when lift increased, the downward axial force that water pump produced sharply increased the well of Shi Yonging with Submerged Motor Pumps, and this axial force is all by thrust disc and thrust bearing burden, easily quicken the thrust bearing wearing and tearing, cause rotor sinking, motor to sweep thorax, burn motor; Also cause the friction power loss increase, power consumption height of Submerged Motor Pumps, the deficiency that conversion efficiency is low, how can thoroughly address this problem, the technician who becomes each Submerged Motor Pumps manufacturer is the problem of research always for many years.
The model utility content
It is a kind of simple in structure, easy to implement that the purpose of this utility model is to provide, can balance Submerged Motor Pumps axial force, and effectively reduce the thrust bearing wearing and tearing, reduce friction power loss, improve the Submerged Motor Pumps axial thrust balancing devices of conversion efficiency, saving power.
For achieving the above object, the utility model is achieved through the following technical solutions:
It is a kind of Submerged Motor Pumps axial thrust balancing devices, comprise the axial force balance assembly that is sleeved on the rotatingshaft, the present technique main points are that the axial force balance assembly is by on the mutual coupling, step, be fixedly mounted on the stator module on the upper bearing bracket, step top with it independently rotor assembly constitute, rotor assembly is arranged on, in the middle casing between the step, rotor assembly is sleeved on the rotatingshaft by supporting plate, on, the outside of step is provided with respectively, the lower link flange, on, lower link flange and stator module, be fixedly connected by clamping bolt between the middle casing, power supply wiring is set on the stator module.
Connect firmly together by restraining groove and the positive stop key of processing on the supporting plate on the rotatingshaft between described supporting plate and the rotatingshaft; Stator module, rotor assembly are round structure.
In addition, in order to prevent the generation of leakage field phenomenon, between middle casing and the stator module magnetism resistent ring is set, and between rotor assembly and the 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 the rotatingshaft, the normal axial of being convenient to rotatingshaft like this moves.
The utility model is installed this axial thrust balancing devices between the pump of Submerged Motor Pumps and motor, when Submerged Motor Pumps is operated at full capacity state, rotor assembly rotates with rotatingshaft, and under the stator module attraction force acts, rotor assembly and supporting plate are given the thrust of Submerged Motor Pumps on axially, to submersible pump axial force generation balanced action axially down, the axial pressure of so effective minimizing Submerged Motor Pumps thrust bearing reduces the thrust bearing wearing and tearing, reduces friction power loss, improve conversion efficiency, the advantage of saving power.The utility model is owing to having adopted Electromagnetic Control, so make simple in structure, easy to implement.The utility model is particularly useful for high-lift Submerged Motor Pumps; Also be applicable to the transformation of old pump, only need between the submersible pump of old pump and submersible motor, this axial thrust balancing devices to be installed, can reach effect of the present utility model.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail:
Fig. 1: mounting structure schematic representation of the present utility model.
Embodiment
As shown in Figure 1, this Submerged Motor Pumps axial thrust balancing devices, comprise the axial force balance assembly that is sleeved on the rotatingshaft, the present technique main points are that the axial force balance assembly is by on the mutual coupling, step 4,12, be fixedly mounted on the stator module 6 on the upper bearing bracket 4, step 12 tops with it independently rotor assembly 7 constitute, rotor assembly 7 is arranged on, step 4, in the middle casing 10 between 12, rotor assembly 7 is sleeved on the rotatingshaft 1 by supporting plate 9, on, step 4,12 outside is provided with respectively, lower link flange 3,13, on, lower link flange 3,13 and stator module 6, be fixedly connected by clamping bolt 16 between the middle casing 10, power supply wiring 2 is set on the stator module 6.
Connect firmly together by restraining groove and the positive stop key of processing on the supporting plate on the rotatingshaft 14 between described supporting plate 9 and the rotatingshaft 1; Stator module 6, rotor assembly 7 are round structure.
In addition, in order to prevent the generation of leakage field phenomenon, between middle casing 10 and the stator module 6 magnetism resistent ring 5 is set, and between rotor assembly 6 and the supporting plate 9 magnetic isolation board 8 is set, and rotor assembly 7, magnetic isolation board 8 and supporting plate 9 are fixedly connected by fastening screw trip bolt.
Setting-in sliding bearing 15 between described step 12 and the rotatingshaft 1, the normal axial of being convenient to rotatingshaft 1 like this moves.
The utility model is installed this axial thrust balancing devices between the pump of Submerged Motor Pumps and motor, when Submerged Motor Pumps is operated at full capacity state, rotor assembly rotates with rotatingshaft, and under the stator module attraction force acts, rotor assembly and supporting plate are given the thrust of Submerged Motor Pumps on axially, to submersible pump axial force generation balanced action axially down, the axial pressure of so effective minimizing Submerged Motor Pumps thrust bearing reduces the thrust bearing wearing and tearing, reduces friction power loss, improve conversion efficiency, the advantage of saving power.The utility model is owing to having adopted Electromagnetic Control, so make simple in structure, easy to implement.The utility model is particularly useful for high-lift Submerged Motor Pumps; Also be applicable to the transformation of old pump, only need between the submersible pump of old pump and submersible motor, this axial thrust balancing devices to be installed, can reach effect of the present utility model.
Claims (6)
1. Submerged Motor Pumps axial thrust balancing devices, comprise the axial force balance assembly that is sleeved on the rotatingshaft, it is characterized in that the axial force balance assembly is by on the mutual coupling, step, be fixedly mounted on the stator module on the upper bearing bracket, step top with it independently rotor assembly constitute, rotor assembly is arranged on, in the middle casing between the step, rotor assembly is sleeved on the rotatingshaft by supporting plate, on, the outside of step is provided with respectively, the lower link flange, on, lower link flange and stator module, be fixedly connected by clamping bolt between the middle casing, power supply wiring is set on the stator module.
2. Submerged Motor Pumps axial thrust balancing devices according to claim 1 is characterized in that between supporting plate and the rotatingshaft connecting firmly together by the restraining groove processed on the supporting plate and the positive stop key on the rotatingshaft.
3. Submerged Motor Pumps axial thrust balancing devices according to claim 1 is characterized in that stator module, rotor assembly are round structure.
4. Submerged Motor Pumps axial thrust balancing devices according to claim 1 is provided with magnetism resistent ring between casing and the stator module in it is characterized in that.
5. Submerged Motor Pumps axial thrust balancing devices according to claim 1 it is characterized in that between rotor assembly and the supporting plate magnetic isolation board being set, and rotor assembly, magnetic isolation board and supporting plate is fixedly connected by fastening screw trip bolt.
6. Submerged Motor Pumps axial thrust balancing devices according to claim 1 is characterized in that setting-in sliding bearing between step and the rotatingshaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201216284U CN201650882U (en) | 2010-03-03 | 2010-03-03 | Axial force balancing device for electric diving pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201216284U CN201650882U (en) | 2010-03-03 | 2010-03-03 | Axial force balancing device for electric diving pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201650882U true CN201650882U (en) | 2010-11-24 |
Family
ID=43116117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201216284U Expired - Lifetime CN201650882U (en) | 2010-03-03 | 2010-03-03 | Axial force balancing device for electric diving pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201650882U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570688A (en) * | 2012-01-13 | 2012-07-11 | 遵义海立水泵制造有限责任公司 | Inner-hole cutting-free motor shell for electric diving pump |
| CN109510369A (en) * | 2017-09-14 | 2019-03-22 | 雷勃美国公司 | Centrifugal pump assemblages and its assemble method with axial flux motor |
-
2010
- 2010-03-03 CN CN2010201216284U patent/CN201650882U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570688A (en) * | 2012-01-13 | 2012-07-11 | 遵义海立水泵制造有限责任公司 | Inner-hole cutting-free motor shell for electric diving pump |
| CN109510369A (en) * | 2017-09-14 | 2019-03-22 | 雷勃美国公司 | Centrifugal pump assemblages and its assemble method with axial flux motor |
| CN109510369B (en) * | 2017-09-14 | 2022-08-23 | 雷勃美国公司 | Centrifugal pump assembly with axial flux motor and method of assembling the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG GUANGMING PUMP IUDUSTRY CO., LTD. Free format text: FORMER NAME: GUANGMING INDUSTRIAL CORP., BOSHAN, ZIBO CITY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 255215, No. 24, hilltop Road, Boshan District, Shandong, Zibo 1 Patentee after: Shandong Guangming pump Limited by Share Ltd Address before: 255215, No. 24, hilltop Road, Boshan District, Shandong, Zibo 1 Patentee before: Guangming Industrial Corp., Boshan, Zibo City |
|
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |
|
| CX01 | Expiry of patent term |