CN112260504A - Composite nested double-rotating-shaft generator - Google Patents
Composite nested double-rotating-shaft generator Download PDFInfo
- Publication number
- CN112260504A CN112260504A CN202011334405.0A CN202011334405A CN112260504A CN 112260504 A CN112260504 A CN 112260504A CN 202011334405 A CN202011334405 A CN 202011334405A CN 112260504 A CN112260504 A CN 112260504A
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- China
- Prior art keywords
- rotor
- bearing
- end cover
- stator core
- stator
- 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.)
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- 239000002131 composite material Substances 0.000 title claims abstract description 16
- 238000004804 winding Methods 0.000 claims description 31
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 8
- 238000004080 punching Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000005672 electromagnetic field Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims 3
- 230000009977 dual effect Effects 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000010248 power generation Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/083—Structural association with bearings radially supporting the rotary shaft at both ends of the rotor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention discloses a composite nested double-rotating-shaft generator which comprises a first stator, a first rotor and an outer casing, a second stator, a second rotor, a front end cover, a rear end cover, a small end cover, a first bearing, a second bearing, a third bearing, a fourth bearing and a fifth bearing.
Description
Technical Field
The invention relates to a composite generator, in particular to a composite nested double-rotating-shaft generator.
Background
Along with the continuous increase of the intelligent demand of products in the industrial field and the civil field, the mode that the single generator single shaft in the traditional generator field is driven to rotate to output electric power can not meet the application of certain special fields, or the application of the current industrial field to the generator is basically established on the structural basis of the single shaft single generator. The invention realizes that the nested double-rotating shaft is used as the shaft extension of the composite generator in a radial composite mode, the composite nested double-rotating shaft extension can realize that the independent shaft extension of any generator in the composite double-generator is driven to generate electricity, and can also realize that the inner shaft extension and the outer shaft extension of the double-generator are simultaneously driven by external force to generate electricity. The three power generation output modes can provide the same or different combinations of power generation power and power generation types such as alternating current and direct current, high voltage and low voltage. The novel multi-combination power generation output mode can provide equipment for the generator to provide rotary power, such as further intellectualization of an internal combustion engine, higher efficiency, energy conservation, environmental protection and multiple purposes, provides a new solution, and also provides a new basic condition for the application of multiple purposes of the generator. The realization of the invention can further improve the power density and the volume density of the generator body; the generator can provide diversified output of the generating parameters of the generator for a user to select, and particularly has novel and multipurpose application values for the use of requiring the generator placement space, the use of diversified and special requirements on the power supply type, the emergency standby of the generator and the use of serving as an uninterruptible power supply.
Disclosure of Invention
The invention provides a composite nested double-rotating-shaft generator, which adopts the following technical scheme:
a composite nested double-rotating-shaft generator comprises a first stator, a first rotor, an outer casing, a second stator, a second rotor, a front end cover, a rear end cover, a small end cover, a first bearing, a second bearing, a third bearing, a fourth bearing and a fifth bearing, wherein the first stator is fixedly formed by the outer wall of the inner casing and a first winding stator core, the first winding stator core is arranged on the outer wall of the inner casing, the first winding stator core is formed by winding a metal wire on the first stator core, the first stator core is formed by laminating stator laminations, the first rotor is arranged on the periphery of the first stator, the first rotor is formed by a rotor body and a permanent magnet, the permanent magnet is attached to the inner wall of the rotor body, the inner ring of the first bearing is sleeved on the rotor body, the outer ring of the first bearing is arranged in the front end cover, the inner ring of the second bearing is sleeved on the bulge of the rear end cover, the outer ring of the second bearing is arranged in the rotor body, and the front end cover and the rear end cover are arranged together with the outer shell; the stator II is fixedly formed by the inner wall of the inner shell and a stator core II with a winding, the stator core II with the winding is installed on the inner wall of the inner shell, the stator core II with the winding is formed by winding a metal wire on the stator core II, the stator core II is formed by laminating stator punching sheets, the rotor II is formed by a rotating shaft and a cast aluminum rotor, the cast aluminum rotor is sleeved on the rotating shaft, the cast aluminum rotor is formed by injecting molten aluminum into the rotor core, the rotor core is formed by laminating the rotor punching sheets, an inner ring of the bearing III and an inner ring of the bearing IV are respectively sleeved on the rotating shaft, an outer ring of the bearing III and an outer ring of the bearing IV are respectively installed in the small end cover and the rear end cover, and the small end cover and the rear end cover are installed together with the inner shell; the inner ring of the bearing five is sleeved on the small end cover, and the outer ring of the bearing five is attached to the inner wall of the rotor body; the first stator core is fastened with the rear end cover through a first stud and a first nut, and the second stator core is fastened with the rear end cover through a second stud and a second nut; when the rotor body is driven to rotate by the rotating power applied by an external object, the first rotor and the first stator core with the winding generate electromagnetic field reaction, and the mechanical energy applied from the outside is converted into electric energy; when the rotating shaft is driven to rotate by the rotating power applied by an external object, the second rotor and the second stator core with the winding generate electromagnetic field reaction, and the mechanical energy applied from the outside is converted into electric energy; the rotor block stretches out the front end housing, the rotor block is cavity, the pivot stretches out to both ends respectively, and one side is passed little end cover is followed the cavity hole of rotor block stretches out, and the opposite side stretches out the rear end cap, the rotor block with the pivot is connected with two objects that outside provided rotary power respectively.
Optionally, the permanent magnets are embedded within the rotor body.
Alternatively, the cast aluminum rotor is formed by injecting molten copper or other molten metal into the rotor core.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a cross-sectional view of a composite nested dual-axis generator of the present invention;
in the drawings, the reference numerals represent the following list of components:
11 stator I, 12 rotor I, 13 outer machine shell, 14 stator II, 15 rotor II, 16 front end cover, 17 rear end cover, 18 small end cover, 19 bearing I, 20 bearing II, 21 bearing III, 22 bearing IV, 23 bearing V, 24 inner machine shell, 25 winding stator iron core I, 26 stator iron core I, 27 rotor body, 28 permanent magnet, 29 winding stator iron core II, 30 stator iron core II, 31 rotating shaft, 32 cast aluminum rotor, 33 rotor iron core, 34 stud I, 35 nut I, 36 stud II and 37 nut II.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, a composite nested double-rotating-shaft generator includes a first stator 11, a first rotor 12, an outer casing 13, a second stator 14, a second rotor 15, a front end cover 16, a rear end cover 17, a small end cover 18, a first bearing 19, a second bearing 20, a third bearing 21, a fourth bearing 22 and a fifth bearing 23, where the first stator 11 is fixed by an outer wall of an inner casing 24 and a first stator core 25 with windings, the first stator core 25 with windings is installed on the outer wall of the inner casing 24, the first stator core 25 with windings is formed by winding a first stator core 26 and a metal wire, the first stator core 26 is formed by laminating stator punching sheets, the first rotor 12 is on the periphery of the first stator 11, the first rotor 12 is formed by a rotor body 27 and a permanent magnet 28, the permanent magnet 28 is attached to an inner wall of the rotor body 27, an inner ring of the first bearing 19 is sleeved on the rotor body 27, the outer ring of the first bearing 19 is installed in the front end cover 16, the inner ring of the second bearing 20 is sleeved on the bulge of the rear end cover 17, the outer ring of the second bearing 20 is installed in the rotor body 27, and the front end cover 16 and the rear end cover 17 are installed together with the outer casing 13; the second stator 14 is formed by fixing the inner wall of the inner casing 24 and a second stator core 30 with windings, the second stator core with winding 29 is arranged on the inner wall of the inner shell 24, the second stator core with winding 29 is formed by winding a metal wire around the second stator core 30, the second stator core 30 is formed by laminating stator punching sheets, the second rotor 15 is composed of a rotating shaft 31 and a cast aluminum rotor 32, the cast aluminum rotor 32 is sleeved on the rotating shaft 31, the cast aluminum rotor 32 is formed by injecting molten aluminum into a rotor iron core 33, the rotor core 33 is formed by laminating rotor sheets, the inner ring of the bearing three 21 and the inner ring of the bearing four 22 are respectively sleeved on the rotating shaft 31, the outer ring of the third bearing 21 and the outer ring of the fourth bearing 22 are respectively installed in the small end cover 18 and the rear end cover 17, and the small end cover 18 and the rear end cover 17 are installed with the inner shell together; the inner ring of the bearing five 23 is sleeved on the small end cover 18, and the outer ring of the bearing five 23 is attached to the inner wall of the rotor body 27; the first stator core 26 is fastened with the rear end cover through a first stud 34 and a first nut 35, and the second stator core 30 is fastened with the rear end cover through a second stud 36 and a second nut 37; when the rotor body 27 is dragged to rotate by power applied by an external object, the rotor I12 and the wound stator core I25 generate electromagnetic field reaction to convert externally applied mechanical energy into electric energy; when the rotating shaft 31 is driven to rotate by the rotating power applied by an external object, the second rotor 15 and the second stator core 30 with the winding generate an electromagnetic field reaction, and the mechanical energy applied from the outside is converted into electric energy; rotor body 27 stretches out front end housing 16, rotor body 27 is cavity, pivot 31 stretches out to both ends respectively, and one side is passed little end housing 18 is followed rotor body 27's cavity hole stretches out, and the opposite side stretches out rear end housing 17, rotor body 27 with pivot 31 is connected with two outside objects that provide rotary power respectively.
Optionally, the permanent magnets 28 are embedded within the rotor body 27.
Alternatively, the cast aluminum rotor 32 is formed by injecting molten copper or other molten metal into the rotor core 33. The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (3)
1. A composite nested double-rotating-shaft generator is characterized by comprising a first stator, a first rotor and an outer casing, a second stator, a second rotor, a front end cover, a rear end cover, a small end cover, a first bearing, a second bearing, a third bearing, a fourth bearing and a fifth bearing, wherein the first stator is fixedly formed by the outer wall of the inner casing and a first stator core with windings, the first stator core with windings is arranged on the outer wall of the inner casing, the first stator core with windings is formed by winding a metal wire on the first stator core, the first stator core is formed by pressing stator punching sheets, the first rotor is overlapped on the periphery of the first stator and comprises a rotor body and a permanent magnet, the permanent magnet is attached to the inner wall of the rotor body, the inner ring of the first bearing is sleeved on the rotor body, the outer ring of the first bearing is arranged in the front end cover, the inner ring of the second bearing is sleeved on a bulge of the rear end cover, the outer ring of the second bearing is arranged in the rotor body, and the front end cover and the rear end cover are arranged together with the outer shell; the stator II is fixedly formed by the inner wall of the inner shell and a stator core II with a winding, the stator core II with the winding is installed on the inner wall of the inner shell, the stator core II with the winding is formed by winding a metal wire on the stator core II, the stator core II is formed by laminating stator punching sheets, the rotor II is formed by a rotating shaft and a cast aluminum rotor, the cast aluminum rotor is sleeved on the rotating shaft, the cast aluminum rotor is formed by injecting molten aluminum into the rotor core, the rotor core is formed by laminating the rotor punching sheets, an inner ring of the bearing III and an inner ring of the bearing IV are respectively sleeved on the rotating shaft, an outer ring of the bearing III and an outer ring of the bearing IV are respectively installed in the small end cover and the rear end cover, and the small end cover and the rear end cover are installed together with the inner shell; the inner ring of the bearing five is sleeved on the small end cover, and the outer ring of the bearing five is attached to the inner wall of the rotor body; the first stator core is fastened with the rear end cover through a first stud and a first nut, and the second stator core is fastened with the rear end cover through a second stud and a second nut; when the rotor body is driven to rotate by the rotating power applied by an external object, the first rotor and the first stator core with the winding generate electromagnetic field reaction, and the mechanical energy applied from the outside is converted into electric energy; when the rotating shaft is driven to rotate by the rotating power applied by an external object, the second rotor and the second stator core with the winding generate electromagnetic field reaction, and the mechanical energy applied from the outside is converted into electric energy; the rotor block stretches out the front end housing, the rotor block is cavity, the pivot stretches out to both ends respectively, and one side is passed little end cover is followed the cavity hole of rotor block stretches out, and the opposite side stretches out the rear end cap, the rotor block with the pivot is connected with two objects that outside provided rotary power respectively.
2. The composite nested dual rotary shaft generator of claim 1, wherein the permanent magnets are affixed to the inner wall of the rotor body and may instead be embedded within the rotor body.
3. A composite nested dual rotary shaft generator according to claim 1 in which the cast aluminium rotor is formed by a rotor core injected with molten aluminium, alternatively the cast aluminium rotor is formed by a rotor core injected with molten copper or other molten metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011334405.0A CN112260504A (en) | 2020-11-25 | 2020-11-25 | Composite nested double-rotating-shaft generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011334405.0A CN112260504A (en) | 2020-11-25 | 2020-11-25 | Composite nested double-rotating-shaft generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112260504A true CN112260504A (en) | 2021-01-22 |
Family
ID=74225171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011334405.0A Withdrawn CN112260504A (en) | 2020-11-25 | 2020-11-25 | Composite nested double-rotating-shaft generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112260504A (en) |
-
2020
- 2020-11-25 CN CN202011334405.0A patent/CN112260504A/en not_active Withdrawn
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210122 |
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| WW01 | Invention patent application withdrawn after publication |