CN204408149U - A kind of diving fountain threephase asynchronous - Google Patents
A kind of diving fountain threephase asynchronous Download PDFInfo
- Publication number
- CN204408149U CN204408149U CN201520102656.4U CN201520102656U CN204408149U CN 204408149 U CN204408149 U CN 204408149U CN 201520102656 U CN201520102656 U CN 201520102656U CN 204408149 U CN204408149 U CN 204408149U
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- Prior art keywords
- thrust bearing
- base
- armature spindle
- fountain
- alignment pin
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Abstract
The utility model relates to a kind of diving fountain threephase asynchronous, and alignment pin connects base and thrust bearing, and positioning sleeve is clamped between alignment pin and thrust bearing, and thrust bearing device, in play self-balancing adjustment process, obviously can reduce noise.Alignment pin connects base and thrust bearing, the position of thrust bearing is firm, the inner face of base is planar structure, the lower surface of thrust bearing abuts with the inner face of base, even if thrust bearing radially offsets slightly, all the time the relation that some face contacts is formed between thrust bearing with base, steadily stressed, make thrust bearing device can realize the horizontal installation of submersible motor.The utility model considers that FOUNTAIN PUMP motor is when transducer drive, and high order harmonic component can deepen saturation effects, and temperature rise can increase 10%-20%, reduction of service life.Therefore, main magnetic circuit is designed to undersaturated condition, thus reaches reduction temperature rise object.
Description
Technical field
The utility model relates to a kind of fountain motor, more particularly, relates to a kind of diving fountain threephase asynchronous.
Background technology
The rotating shaft of submersible motor operationally can produce axial thrust, and prior art mainly carries described axial thrust by the thrust bearing being arranged on rotating shaft bottom.Run up in process at machine shaft, because the direction of load force constantly changes, be very easy to the element generation play caused in the middle of thrust bearing, particularly play, skew radially occur, and produce larger noise.Therefore, for avoid occurrence positions play, skew as far as possible, existing well thrust bearing of submersible motor all adopts the mode of vertical installation, namely the rotating shaft of motor is vertically arranged.
Because FOUNTAIN PUMP is usually by Frequency Converter Control, and common FOUNTAIN PUMP motor is when transducer drive, and high order harmonic component can deepen saturation effects, and temperature rise can increase 10%--20%, reduction of service life.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of low noise, operates steadily, reduces the diving fountain threephase asynchronous of temperature rise.
The technical solution of the utility model is as follows:
A kind of diving fountain threephase asynchronous, comprises motor body, thrust bearing device; Motor body comprises top chock, motor pipe, step, armature spindle, top guide bearing, lower guide bearing, rotor portions dress, stator department dress, armature spindle is located in top chock and step successively, and armature spindle stretches out from step, top guide bearing and lower guide bearing are separately positioned on top chock and between step and armature spindle; Stator department dress is fixedly installed on the inwall of motor pipe, and rotor portions dress is fixedly installed on armature spindle, and rotor portions dress and armature spindle rotate with rotating magnetic field; Three-phase power line passes from top guide bearing sealing; Main magnetic circuit is unsaturated, the path of main magnetic circuit is that N magnetic pole enters the iron core of rotor portions dress through the air-gap between stator department dress, rotor portions dress, out adjacent S magnetic pole is entered through the air-gap between stator department dress, rotor portions dress again from iron core, yoke unshakable in one's determination again through stator department dress arrives N magnetic pole, forms closed path.
As preferably, thrust bearing device comprises base, gravity disk, upper carbocyclic ring, thrust bearing, lower carbocyclic ring, alignment pin, base and step connection, and gravity disk is set on armature spindle, with armature spindle synchronous axial system; Lower carbocyclic ring and thrust bearing are folded and are close together, and the upper surface of lower carbocyclic ring abuts with gravity disk, and the upper surface of upper carbocyclic ring abuts with the upper surface of step; The latter half of alignment pin is connected with base, and the first half of alignment pin is arranged with positioning sleeve, and the first half of alignment pin is inserted in thrust bearing, and positioning sleeve is clamped between alignment pin and thrust bearing; The lower surface of thrust bearing abuts with the inner face of base, and the inner face of base is planar structure.
As preferably, the latter half of alignment pin is connected with whorl of base.
As preferably, the middle part of the lower surface of thrust bearing is in the domes protruded downwards, and the middle part of the lower surface of thrust bearing abuts with the inner face of base.
As preferably, outside top chock, the position that armature spindle inserts is provided with sand control cap.
As preferably, between top chock and armature spindle, be also provided with mechanical sealing member.
As preferably, the centre position of the outer face of base is provided with container cavity, is provided with pressure regulator membrane in container cavity, and the opening part of container cavity has mounted cover gland, is limited in container cavity by pressure regulator membrane.
The beneficial effects of the utility model are as follows:
In the utility model, alignment pin connects base and thrust bearing, and positioning sleeve is clamped between alignment pin and thrust bearing, and thrust bearing device, in play self-balancing adjustment process, obviously can reduce noise.
Alignment pin connects base and thrust bearing, the position of thrust bearing is firm, the inner face of base is planar structure, the lower surface of thrust bearing abuts with the inner face of base, even if thrust bearing radially offsets slightly, all the time the relation that some face contacts is formed between thrust bearing with base, steadily stressed, make thrust bearing device can realize the horizontal installation of submersible motor.
The utility model considers that FOUNTAIN PUMP motor is when transducer drive, and high order harmonic component can deepen saturation effects, and temperature rise can increase 10%--20%, reduction of service life.Therefore, main magnetic circuit is designed to undersaturated condition, thus reaches reduction temperature rise object.
Accompanying drawing explanation
Fig. 1 is cutaway view of the present utility model;
In figure: 10 top chocks, 11 is motor pipes, and 12 is steps, and 13 is armature spindles, 14 is top guide bearings, and 15 is lower guide bearings, and 16 is rotor portions dresses, and 17 is stator department dresses, 18 is slot liner, and 19 is sand control caps, and 20 is mechanical sealing members, and 21 is three-phase power lines, 22 is bases, and 23 is gravity disks, and 24 is upper carbocyclic rings, and 25 is thrust bearings, 26 is lower carbocyclic rings, and 27 is alignment pins, and 28 is positioning sleeves, 29 is pressure regulator membranes, and 30 is glands, and 31 is container cavities.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, the noise that the present invention exists in order to the fountain motor solving prior art is large, operation is unstable, the deficiency of quick heating, provides a kind of diving fountain threephase asynchronous, comprises motor body, thrust bearing device.
Motor body comprises top chock 10, motor pipe 11, step 12, armature spindle 13, top guide bearing 14, lower guide bearing 15, rotor portions fill 16, rotor portion fills 17, slot liner 18, armature spindle 13 is located in top chock 10 successively with step 12, and armature spindle 13 stretches out from step 12, top guide bearing 14 and lower guide bearing 15 are separately positioned on top chock 10 and between step 12 and armature spindle 13; Rotor portion fills the inwall that 17 are fixedly installed on motor pipe 11, and rotor portions fills 16 and is fixedly installed on armature spindle 13, rotor portions fill 16 and armature spindle 13 rotate with rotating magnetic field; Three-phase power line 21 passes from top guide bearing 14 sealing.
In order to the saturation effects preventing high order harmonic component from deepening motor, temperature rise is too fast, and main magnetic circuit of the present utility model is unsaturated.Wherein, the path of main magnetic circuit is that N magnetic pole fills 17 through rotor portion, the rotor portions air-gap filled between 16 enters the iron core that rotor portions fills 16, out fill 17 through rotor portion from iron core again, the rotor portions air-gap filled between 16 enters adjacent S magnetic pole, the yoke unshakable in one's determination filling 17 again through rotor portion arrives N magnetic pole, forms closed path.
Thrust bearing device comprises base 22, gravity disk 23, upper carbocyclic ring 24, thrust bearing 25, lower carbocyclic ring 26, alignment pin 27, and base 22 and step 12 connection, gravity disk 23 is set on armature spindle 13, with armature spindle 13 synchronous axial system.Lower carbocyclic ring 26 is close together with thrust bearing 25 is folded, and the upper surface of lower carbocyclic ring 26 abuts with gravity disk 23, and the upper surface of upper carbocyclic ring 24 abuts with the upper surface of step 12.The latter half of alignment pin 27 is connected with base 22, and the first half of alignment pin 27 is arranged with positioning sleeve 28, and the first half of alignment pin 27 is inserted in thrust bearing 25, and positioning sleeve 28 is clamped between alignment pin 27 and thrust bearing 25.The centre position of the outer face of base 22 is provided with container cavity 31, is provided with pressure regulator membrane 29 in container cavity 31, and the opening part of container cavity 31 has mounted cover gland 30, is limited in container cavity 31 by pressure regulator membrane 29.Wherein, positioning sleeve 28 can adopt water-fast rubber sleeve.In order to ensure that alignment pin 27 is firmly installed, in the present embodiment, the latter half of alignment pin 27 is threaded with base 22.
The lower surface of thrust bearing 25 abuts with the inner face of base 22, and the inner face of base 22 is planar structures.The middle part of the lower surface of thrust bearing 25 is in the domes protruded downwards, and the middle part of the lower surface of thrust bearing 25 abuts with the inner face of base 22.Even if thrust bearing 25 radially offsets slightly, between thrust bearing 25 with base 22, form the relation that some faces contact all the time, steadily stressed, make thrust bearing device can realize the horizontal installation of submersible motor.
In order to prevent fine particle impurity from entering motor interior, in the utility model, outside top chock 10, the position that armature spindle 13 inserts is provided with sand control cap 19, is also provided with mechanical sealing member 20 between top chock 10 and armature spindle 13.
Consider that frequency converter rectangular impact voltage is on the impact of electrical machine insulation, the utility model, when implementing, can be implemented demand according to reality, reinforced insulation, improve motor dielectric strength.For adapting to fountain motor fast response time, the adaptive capacity of frequent starting, braking, the utility model, when implementing, can implement demand according to reality, improves mechanical strength and the anti-fatigue ability of part such as armature spindle 13 grade.
Above-described embodiment is only used to the utility model is described, and is not used as restriction of the present utility model.As long as according to technical spirit of the present utility model, change above-described embodiment, modification etc. all will be dropped in the scope of claim of the present utility model.
Claims (7)
1. a diving fountain threephase asynchronous, is characterized in that, comprise motor body, thrust bearing device; Motor body comprises top chock, motor pipe, step, armature spindle, top guide bearing, lower guide bearing, rotor portions dress, stator department dress, armature spindle is located in top chock and step successively, and armature spindle stretches out from step, top guide bearing and lower guide bearing are separately positioned on top chock and between step and armature spindle; Stator department dress is fixedly installed on the inwall of motor pipe, and rotor portions dress is fixedly installed on armature spindle, and rotor portions dress and armature spindle rotate with rotating magnetic field; Three-phase power line passes from top guide bearing sealing; Main magnetic circuit is unsaturated, the path of main magnetic circuit is that N magnetic pole enters the iron core of rotor portions dress through the air-gap between stator department dress, rotor portions dress, out adjacent S magnetic pole is entered through the air-gap between stator department dress, rotor portions dress again from iron core, yoke unshakable in one's determination again through stator department dress arrives N magnetic pole, forms closed path.
2. diving fountain threephase asynchronous according to claim 1, it is characterized in that, thrust bearing device comprises base, gravity disk, upper carbocyclic ring, thrust bearing, lower carbocyclic ring, alignment pin, base and step connection, gravity disk is set on armature spindle, with armature spindle synchronous axial system; Lower carbocyclic ring and thrust bearing are folded and are close together, and the upper surface of lower carbocyclic ring abuts with gravity disk, and the upper surface of upper carbocyclic ring abuts with the upper surface of step; The latter half of alignment pin is connected with base, and the first half of alignment pin is arranged with positioning sleeve, and the first half of alignment pin is inserted in thrust bearing, and positioning sleeve is clamped between alignment pin and thrust bearing; The lower surface of thrust bearing abuts with the inner face of base, and the inner face of base is planar structure.
3. diving fountain threephase asynchronous according to claim 2, it is characterized in that, the latter half of alignment pin is connected with whorl of base.
4. diving fountain threephase asynchronous according to claim 2, is characterized in that, the middle part of the lower surface of thrust bearing is in the domes protruded downwards, and the middle part of the lower surface of thrust bearing abuts with the inner face of base.
5. diving fountain threephase asynchronous according to claim 1, is characterized in that, outside top chock, the position that armature spindle inserts is provided with sand control cap.
6. diving fountain threephase asynchronous according to claim 5, is characterized in that, be also provided with mechanical sealing member between top chock and armature spindle.
7. diving fountain threephase asynchronous according to claim 2, it is characterized in that, the centre position of the outer face of base is provided with container cavity, is provided with pressure regulator membrane in container cavity, and the opening part of container cavity has mounted cover gland, is limited in container cavity by pressure regulator membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102656.4U CN204408149U (en) | 2015-02-12 | 2015-02-12 | A kind of diving fountain threephase asynchronous |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102656.4U CN204408149U (en) | 2015-02-12 | 2015-02-12 | A kind of diving fountain threephase asynchronous |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204408149U true CN204408149U (en) | 2015-06-17 |
Family
ID=53431980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520102656.4U Expired - Fee Related CN204408149U (en) | 2015-02-12 | 2015-02-12 | A kind of diving fountain threephase asynchronous |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204408149U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311549A (en) * | 2016-11-01 | 2017-01-11 | 扬州楚门机电设备制造有限公司 | Rotating fountain |
| CN107086703A (en) * | 2017-06-26 | 2017-08-22 | 山西天海泵业有限公司 | Permanent-magnet water-submersible electric machine |
-
2015
- 2015-02-12 CN CN201520102656.4U patent/CN204408149U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311549A (en) * | 2016-11-01 | 2017-01-11 | 扬州楚门机电设备制造有限公司 | Rotating fountain |
| CN106311549B (en) * | 2016-11-01 | 2019-08-09 | 扬州楚门机电设备制造有限公司 | A kind of rotary fountain |
| CN107086703A (en) * | 2017-06-26 | 2017-08-22 | 山西天海泵业有限公司 | Permanent-magnet water-submersible electric machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20200212 |