CN203911611U - Segmental butting submersible motor - Google Patents
Segmental butting submersible motor Download PDFInfo
- Publication number
- CN203911611U CN203911611U CN201420345075.9U CN201420345075U CN203911611U CN 203911611 U CN203911611 U CN 203911611U CN 201420345075 U CN201420345075 U CN 201420345075U CN 203911611 U CN203911611 U CN 203911611U
- Authority
- CN
- China
- Prior art keywords
- adapter sleeve
- rotor
- stator
- merogenesis
- positioning spacer
- 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.)
- Withdrawn - After Issue
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- Motor Or Generator Frames (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses a segmental butting submersible motor, and relates to the technical field of submersible motors. Both a stator and a rotor inside the motor adopt segmental structures. The motor comprises an axially-through casing; the casing is internally provided with the stator and the rotor; the rotor has the segmental structure with at least two segments; each adjacent two segments of rotor adopts a detachable connection structure; the stator has the segmental structure corresponding to the rotor; and a positioning spacer sleeve is arranged between each adjacent two segments of stator. Each rotor segment can be manufactured by adopting the aluminum casting technology, mutual matching and connection are then carried out, and the manufacturing problem of a large-length-diameter ratio motor can be solved.
Description
Technical field
The utility model relates to submersible motor technical field.
Background technology
China's submersible pump industry development in recent years is rapid, due to its plurality of advantages such as simple in structure, easy for installation, advanced in performance, the fields such as industry, agricultural, mine, urban construction, chemical industry, oil exploration are widely used in, be the instrument of a kind of desirable underground water lift, feedwater, draining, become a kind of indispensable universal machine product in the modern life.Submersible motor is as the pith of submersible pump, and its outside dimension is subject to the strict restriction of the hole diameter size that it installs, and motor is slender type, and the increase of same casing power of motor mainly relies on the length that increases motor to reach.In the time that the draw ratio of motor is larger, while using aluminum process to manufacture rotor, aluminium liquid stroke is long, there will be shrinkage porosite, shrinkage cavity, builds discontented cast aluminium defect, affects the overall performance of motor.In order to ensure motor performance, the manufacture of big L/D ratio rotor often adopts wears copper bar and replaces cast aluminium manufacturing process in rotor punching groove, but this can increase the manufacturing cost of rotor greatly, be unfavorable for a large amount of production, the motor of big L/D ratio is stricter to armature spindle rigidity and critical whirling speed requirement simultaneously, has also increased motor manufacture difficulty.
For the problems referred to above, need now a kind of novel submersible motor, solve the problem occurring in existing big L/D ratio submersible motor manufacture.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of merogenesis dock submersible motor, stator in this motor and rotor all adopt segment type structure, use aluminum process to manufacture every joint rotor, by syndeton, the rotor of merogenesis is coupled together, solved the quality problems that the rotor of big L/D ratio occurs time made in one piece.
For addressing the above problem the technical scheme that the utility model takes be: a kind of merogenesis dock submersible motor, comprise the casing of axial perforation, in casing, be provided with stator, rotor, described rotor is the segment type structure of at least 2 joints, between every adjacent two-stage rotor, it is the structure that is removably connected, the described structure that is removably connected comprises adapter sleeve, adapter sleeve is sleeve-like configuration, described adapter sleeve is enclosed within on the armature spindle of adjacent two-stage rotor, on the armature spindle axle head outer wall of adapter sleeve inwall and both sides, all have keyway, adjacent two-stage rotor axle is connected with adapter sleeve by key type of attachment.
Preferably, the external diameter of described adapter sleeve equates with diameter of stator bore.
Preferably, described adapter sleeve is steel matter.
Preferably, on adapter sleeve, be provided with top wire hole, and be installed with jackscrew, on armature spindle, be provided with the jackscrew groove matching with jackscrew, the dead in line of top wire hole on the axis of top wire hole and adapter sleeve on described armature spindle.
Preferably, described stator is the segment type structure corresponding with rotor, between every two sections of adjacent stators, be provided with positioning spacer, shape, structure and the stator punching of described positioning spacer are identical, winding wire is through two sections of stators and middle positioning spacer, become a complete stator winding, after described adapter sleeve assembling, position is arranged in the endoporus of positioning spacer.
Preferably, described positioning spacer is bearing shell carbon graphite material;
Preferably, described positioning spacer is graphite impregnation epoxy resin material.
The beneficial effect that adopts technique scheme to produce is: the rotor in this motor and stator adopt the structure of segment type, between the rotor of segment type, connect by adapter sleeve, adapter sleeve is for connecting the armature spindle of two-stage rotor, the form connecting by key, adapter sleeve is steel matter, for transmitting the moment of torsion between rotor, and be provided with jackscrew between adapter sleeve and armature spindle, for the armature spindle of two sections of axial location, prevent upper and lower play, on the excircle of adapter sleeve, cover is provided with positioning spacer, adapter sleeve is located in the endoporus of positioning spacer, positioning spacer adopts the graphite impregnation epoxy resin material in carbon graphite material for bearing shell, between its inwall and the outer wall of adapter sleeve, adopt water lubrication, positioning spacer has also played the effect of radial location to adapter sleeve, in the middle of positioning spacer is squeezed in by the stator of two sections, its diameter of axle equals the external diameter of stator, adopt said structure form, in big L/D ratio motor manufacture process, merogenesis is manufactured rotor, each joint rotor still can use aluminum process manufacture, then between two joint rotors, be connected again location with positioning spacer by adapter sleeve, by effective connection location structure, ensure the quality of cast-aluminum rotor, cost-saving.
Brief description of the drawings
The syndeton schematic diagram of Fig. 1 the utility model rotor, stator;
The structural representation of adapter sleeve in Fig. 2 Fig. 1;
Fig. 3 be Fig. 2 A-A to sectional view.
Wherein, 1, casing, 2, stator, 3, rotor, 4, adapter sleeve, 5, armature spindle, 6, positioning spacer, 7, top wire hole, 8, jackscrew, 9, jackscrew groove, 10, keyway.
Embodiment
As shown in Figure 1: a kind of merogenesis dock submersible motor, comprise and the casing 1 of axial perforation in casing 1, be provided with stator 2, rotor 3, described rotor 3 is the segment type structures of at least 2 joints, between every adjacent two-stage rotor 3, is the structure that is removably connected.The described structure that is removably connected comprises adapter sleeve 4, adapter sleeve 4 is sleeve-like configuration, described adapter sleeve 4 is enclosed within on the armature spindle 5 of adjacent two-stage rotor 3, on armature spindle 5 outer walls of adapter sleeve 4 inwalls and two sections, all has keyway 10, and two-stage rotor axle 5 is connected with adapter sleeve 4 by key type of attachment.The external diameter of described adapter sleeve 4 equates with stator 2 internal diameters.Described adapter sleeve 4 is steel matter.On adapter sleeve 4, be provided with top wire hole 7, and be installed with jackscrew 8, on armature spindle 5, be provided with the jackscrew groove 9 matching with jackscrew 8, the dead in line of the axis of described jackscrew groove 9 and top wire hole 7.
Because the length of rotor 3 is too large, when adopting aluminum process to manufacture, can produce defect, finished product rotor is difficult to ensure the quality of products, so for this problem, rotor 3 is carried out to merogenesis manufacture, then between the rotor 3 of merogenesis, connect by adapter sleeve 4 again, the armature spindle 5 of what adapter sleeve 4 connected is adjacent two-stage rotor 3, adapter sleeve 4 is tubular structure, for steel matter, on the inwall of adapter sleeve 4 and armature spindle 5, be equipped with keyway 10, both connect by key, adapter sleeve 4 is for transmitting torque, and the external diameter of adapter sleeve 4 equates with stator 2 internal diameters.Locate in the axial direction in order to make armature spindle 5, on adapter sleeve 4, be provided with top wire hole 7, on armature spindle 5, be provided with the jackscrew groove 9 matching with top wire hole 7, it is exactly that jackscrew groove 9 and top wire hole 7 align that what is called matches, its axis is identical, the jackscrew 8 that makes to be located in top wire hole 7 heads into jackscrew groove 9 the insides in the time of assembling, prevents from producing relative motion between two-stage rotor axle 5 and adapter sleeve 4, plays the effect of axial location.
Described stator 2 is the segment type structure corresponding with rotor 3, between every two sections of adjacent stators 2, be provided with positioning spacer 6, shape, structure and the stator punching of described positioning spacer 6 are identical, be fitted in together by two sections of stators 2, winding wire is through two sections of stators 2 and middle positioning spacer 6, become a complete stator winding, after described adapter sleeve 4 assemblings, position is arranged in the endoporus of positioning spacer 6.Described positioning spacer 6 adopts the graphite impregnation epoxy resin material in carbon graphite material for bearing shell, and positioning spacer 6 is located between adapter sleeve 4 and the inwall of casing 1, and positioning spacer 6 is squeezed between the stator 2 of both sides.
What this positioning spacer 6 adopted is graphite impregnation epoxy resin material, between its inwall and adapter sleeve 4, adopt the form of water lubrication, match with the adapter sleeve 4 on armature spindle 5 function that plays bearing of positioning spacer 6 provides location and supports, transmitting torque simultaneously for armature spindle 5.
The beneficial effect that adopts technique scheme to produce is: the beneficial effect that adopts technique scheme to produce is: the rotor in this motor and stator adopt the structure of segment type, between the rotor of segment type, connect by adapter sleeve, adapter sleeve is for connecting the armature spindle of two-stage rotor, the form connecting by key, adapter sleeve is steel matter, for transmitting the moment of torsion between rotor, and be provided with jackscrew between adapter sleeve and armature spindle, for the armature spindle of two sections of axial location, prevent upper and lower play, on the excircle of adapter sleeve, cover is provided with positioning spacer, adapter sleeve is located in the endoporus of positioning spacer, positioning spacer adopts the graphite impregnation epoxy resin material in carbon graphite material for bearing shell, between its inwall and the outer wall of adapter sleeve, adopt water lubrication, positioning spacer has also played the effect of radial location to adapter sleeve, in the middle of positioning spacer is squeezed in by the stator of two sections, its diameter of axle equals the external diameter of stator, adopt said structure form, in big L/D ratio motor manufacture process, merogenesis is manufactured rotor, each joint rotor still can use aluminum process manufacture, then between two joint rotors, be connected again location with positioning spacer by adapter sleeve, by effective connection location structure, ensure the quality of cast-aluminum rotor, cost-saving.
Claims (7)
1. a merogenesis dock submersible motor, comprise the casing (1) of axial perforation, in casing (1), be provided with stator (2), rotor (3), be characterised in that: described rotor (3) is the segment type structure of at least 2 joints, between every adjacent two-stage rotor (3), it is the structure that is removably connected, the described structure that is removably connected comprises adapter sleeve (4), adapter sleeve (4) is sleeve-like configuration, described adapter sleeve (4) is enclosed within on the armature spindle (5) of adjacent two-stage rotor (3), on adapter sleeve (4) inwall and adjacent two-stage rotor axle (5) axle head outer wall, all have keyway (10), two-stage rotor axle (5) is connected with adapter sleeve (4) by key type of attachment.
2. a kind of merogenesis dock submersible motor according to claim 1, is characterized in that: the external diameter of described adapter sleeve (4) equates with stator (2) internal diameter.
3. a kind of merogenesis dock submersible motor according to claim 2, is characterized in that: described adapter sleeve (4) is steel matter.
4. a kind of merogenesis dock submersible motor according to claim 3, it is characterized in that: on adapter sleeve (4), be provided with top wire hole (7), and be installed with jackscrew (8), on armature spindle (5), be provided with the jackscrew groove (9) matching with jackscrew (8), the dead in line of the axis of described jackscrew groove (9) and top wire hole (7).
5. a kind of merogenesis dock submersible motor according to claim 4, it is characterized in that: described stator (2) is the segment type structure corresponding with rotor (3), between every adjacent two sections of stators (2), be provided with positioning spacer (6), shape, structure and the stator punching of described positioning spacer (6) are identical, winding wire is through two sections of stators (2) and middle positioning spacer (6), and described adapter sleeve (4) is arranged in the endoporus of positioning spacer (6).
6. a kind of merogenesis dock submersible motor according to claim 5, is characterized in that: described positioning spacer (6) is bearing shell carbon graphite material.
7. a kind of merogenesis dock submersible motor according to claim 6, is characterized in that: described positioning spacer (6) is graphite impregnation epoxy resin material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345075.9U CN203911611U (en) | 2014-06-26 | 2014-06-26 | Segmental butting submersible motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345075.9U CN203911611U (en) | 2014-06-26 | 2014-06-26 | Segmental butting submersible motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203911611U true CN203911611U (en) | 2014-10-29 |
Family
ID=51785857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420345075.9U Withdrawn - After Issue CN203911611U (en) | 2014-06-26 | 2014-06-26 | Segmental butting submersible motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203911611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022584A (en) * | 2014-06-26 | 2014-09-03 | 唐山远洋潜水电泵有限公司 | Sectional butt-joint submersible motor |
-
2014
- 2014-06-26 CN CN201420345075.9U patent/CN203911611U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022584A (en) * | 2014-06-26 | 2014-09-03 | 唐山远洋潜水电泵有限公司 | Sectional butt-joint submersible motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141029 Effective date of abandoning: 20171114 |