CN101272080A - Fuel oil generator - Google Patents
Fuel oil generator Download PDFInfo
- Publication number
- CN101272080A CN101272080A CNA2008100975307A CN200810097530A CN101272080A CN 101272080 A CN101272080 A CN 101272080A CN A2008100975307 A CNA2008100975307 A CN A2008100975307A CN 200810097530 A CN200810097530 A CN 200810097530A CN 101272080 A CN101272080 A CN 101272080A
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- Prior art keywords
- magnetic pole
- output shaft
- axle sleeve
- engine
- generator
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- Permanent Magnet Type Synchronous Machine (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a fuel generator. The generator includes a fuel engine and a generator, wherein the generator consists of a central stator and an outer rotor; the central stator is fixed on a engine shell at the side of the output shaft of the engine through the supporting sleeve of the central stator; the outer rotor is sheathed with the central stator from the outer side of the axial direction of the central stator and is fixed on the output shaft of the engine through a central shaft sleeve of the central stator; the supporting sleeve of the central stator is provided with a central through hole for the central shaft sleeve and/or the output shaft of the engine to pass through. The invention has the advantages that the stator of the generator is directly mounted on the engine shell; the outer rotor is directly fixed on the output shaft of the engine, thus partial generator and the engine are formed into an integral structure, reducing the size, leading the structure to be simple, reducing the cost and improving the efficiency.
Description
Technical field
The present invention relates to a kind of fuel electric generator.
Background technology
As shown in Figure 1, existing fuel electric generator is made of with generator 3 the independent separately fuel engines of installing 1 on frame and the frame usually, and engine output shaft links to each other with the generator power shaft by shaft coupling 2, and drives generator thus and outwards export electric energy.Because engine 1 and generator 3 are structurally independent separately, therefore existing fuel electric generator exist overall structure loose, take up room big, weight is big, etc. defective.In addition, during actual installation, the coaxial accuracy of engine output shaft and generator power shaft is lower, thereby the maximum speed of generator is restricted in the work, and causes the damage of shaft coupling even generator easily.
Summary of the invention
At the problem that prior art exists, the object of the present invention is to provide a kind of generator to be directly installed on the motor body, and constitute a kind of fuel electric generator of integral structure thus.
For achieving the above object, fuel electric generator of the present invention comprises fuel engines and generator, wherein, generator is made of center spindle and external rotor, the center spindle comprises support set, unshakable in one's determination, winding, toroidal core is fixed on the support set together with the winding suit on it, the center spindle is fixed on the engine housing of engine output shaft place one side by its support set, external rotor is by cylindric magnetic pole mount pad, magnetic pole, central axle sleeve constitutes, some to magnetic pole along circumferentially evenly being fixed on the inner peripheral surface of its mount pad, central axle sleeve is concentric and be connected and fixed with the axial outboard end of magnetic pole mount pad with the magnetic pole mount pad, external rotor is supported and fixed on the engine output shaft from the axial outside suit center spindle of center spindle and by its central axle sleeve, and the support set of center spindle is provided with the central through hole that can supply central axle sleeve and/or engine output shaft to pass.
Further, the described support set axially radially inner side of an inboard end is provided with for the mounting flange that links to each other with engine housing, be respectively arranged with the location on the associated installed surface that is provided with on this mounting flange and the engine housing with annular boss and annular recess, be equipped with mutually by this annular boss and annular recess and make described iron core and winding thereof concentric with engine output shaft.
Further, described support set is a cylinder-like structure, circumferentially is evenly equipped with the reinforcement that several link to each other with the mounting flange of its axial inboard end setting on its inner surface.
Further, the axial outboard end of described central axle sleeve flushes with the axial outboard end of described magnetic pole mount pad, central axle sleeve extends to the engine direction in the magnetic pole mount pad, interconnect fixingly between central axle sleeve outboard end and the magnetic pole mount pad outboard end by the brace rod that radially extends or terminal pad, wherein terminal pad is provided with several circumferentially uniform axial ventilation holes; Composition surface between described engine output shaft and the described central axle sleeve is the conical surface, and central axle sleeve is pressed solidly on engine output shaft by the screw that the engine output shaft end is provided with.
Further, described mounting flange is provided with several louvres, and this louvre is positioned at the radial outside of described installed surface and along circumferentially uniform, by described louvre described support set inner chamber is in communication with the outside.
Further, the axial outboard end of described external rotor also covers venetian blind type fan lid is housed, this fan covers and is provided with several louvered window leaf formula flabellum holes, several flabellum holes are covered the center around fan and are radial arrangement, described fan lid seals the outer roller axial outboard end, and in the external rotor rotation process, utilize the flabellum hole that is provided with on it to beat wind to the inner chamber of the described support set that is positioned at the external rotor inboard by force, and force the wind squeezed between flabellum hole that fan covers and described louvre, to form convection current to realize forced heat radiation to generator center spindle.
Further, heat transmission annular groove or heat transmission ring-type fin also are set on the outer circumference surface of described magnetic pole mount pad.
Among the present invention the generator spindle is directly installed on the shell of engine, external rotor directly is supported and fixed on the engine output shaft, make master section and engine form integral structure, reduced volume, make simple in structurely, and can reduce cost, raise the efficiency.
Description of drawings
Fig. 1 is existing fuel electric generator structural representation;
Fig. 2 is a fuel electric generator partial structurtes schematic diagram of the present invention;
Fig. 3 is the front view of center spindle shown in the sequence number 31 among Fig. 2;
Fig. 4 is an A-A profile among Fig. 3;
Fig. 5 is an external rotor phantom shown in the sequence number 32 among Fig. 2;
Fig. 6 is an external rotor upward view shown in Figure 5;
Fig. 7 is that the fan of venetian blind type shown in the sequence number 33 covers front view among Fig. 2;
Fig. 8 is a B-B cutaway view among Fig. 7;
Fig. 9 is a C-C cutaway view among Fig. 7.
Embodiment
As shown in Figure 2, fuel electric generator of the present invention comprises engine 1, generator 3, and wherein, generator 3 comprises that center spindle 31, external rotor 32 and venetian blind type fan cover 33.Center spindle 31 is fixed on the shell of engine 1 by screw 5, external rotor 32 is supported on the engine output shaft 11 from suit center, center spindle 31 axial outside spindle 31 and by its central axle sleeve, the venetian blind type fan covers 33 and is fixed on the axially outside of external rotor 32, screw 4 passes fan and cover 33 and link to each other with engine output shaft 11, and thus external rotor 32 is covered 33 and presses solidly on output shaft 11 together with fanning.
Shown in Fig. 3,4, center spindle 31 is made of cylindric support set 311, toroidal core (not numbering separately), winding 312, and toroidal core is fixed on the support set 311 together with 312 suits of the winding on it.The radially inner side of support set 311 axial inboard ends is provided with for the mounting flange that links to each other with engine 1 shell, this mounting flange is provided with a location annular boss 315, engine 1 shell is provided with the installed surface that the mounting flange with support set 311 axial inboard ends matches, the annular recess that this installed surface setting and annular boss 315 are complementary (not label), center spindle 31 is fixed on engine 1 shell by the mounting flange of its support set 311 axial inboard ends, and the corresponding annular recess by the setting on annular boss 315 and the engine housing is complementary and makes toroidal core and winding 312 thereof concentric with engine 1 output shaft 11.Except being provided with 4 installing holes 314 that pass for mounting screws 5, also be provided with 18 louvres 313 on the mounting flange of support set 311 axial inboard ends, in addition,, also be provided with 4 road reinforcements 316 on its inner surface in order to guarantee the rigidity of support set 311.
As Fig. 5, shown in 6, external rotor 32 is by cylindric magnetic pole mount pad 321, magnetic pole 322, central axle sleeve 323 constitutes, some to magnetic pole 322 along circumferentially evenly being fixed on the inner peripheral surface of mount pad 321, central axle sleeve 323 is positioned at magnetic pole mount pad 321 and concentric with it, the two axially flushes and is made into integration by terminal pad 327 in the outside, terminal pad 327 is provided with 6 ventilation holes 324 and 4 pairs of abatvent formula fans cover 33 usefulness screwed holes 326, also be provided with some roads heat transmission annular groove 325 on the outer circumference surface of magnetic pole mount pad 321, certainly, this heat transmission annular groove 325 also can be replaced by the ring-type fin.The taper hole that Kong Weiyu engine output shaft 11 is complementary in the central axle sleeve 323.
Shown in Fig. 7,8,9, the venetian blind type fan covers 33 for having the disk-shaped structure of circular fold, its card is provided with 6 flabellum holes 331 that are similar to the louvered on the shutter that are radial arrangement, this flabellum hole 331 also can be described as the wind scoop shape, that is: its circumferential side and radially both sides all seal, its circumferential opposite side covers the 33 axial outsides to fan and convexes to form open opening, and on the protruding below card that is covered through hole is set.6 flabellum holes 331 by on the fan shrouding disc face directly punching out form, and cover along fan 33 circumferentially uniform, and opening direction unanimity.In order to guarantee that fan covers 33 and effectively works, 6 ventilation holes 324 on the position in 6 flabellum holes 331 on it and size and the external rotor 32 are suitable.Fan cover also be provided with on 33 cards 6 pairs with external rotor on 6 double thread holes 326 through hole 332 that passes of confession mounting screw one to one, simultaneously, the card center also is provided with the through hole 333 that confession screw 4 passes.
With reference to Fig. 2, fan lid 33 the axial outside complete closed with external rotor 32 of spiral-lock on external rotor 32, the inner chamber of the inboard of external rotor 32 and center spindle 31 support sets 311 can only communicate with ambient atmosphere by flabellum hole 331 and the louvre 313 that fan covers on 33, like this, in the course of work, can only be discharged from louvre 313 by the airborne overwhelming majority that flabellum hole 331 is pressed into, form compulsory cross-ventilation in the inside of center spindle 31 thus, thereby guaranteed efficiently radiates heat center spindle 31.
When fuel electric generator of the present invention was worked, after engine 1 started, output shaft 11 drove external rotors 32 and rotates, and winding 312 cutting magnetic lines are outwards exported electric energy.When external rotor 32 rotated, lid dress fan lid 33 thereon also rotated simultaneously, is pressed into cold wind by flabellum hole 331, forms convection current through ventilation hole 324 and louvre 313, realizes the forced heat radiation to center spindle 31.
The foregoing description is preferred concrete an enforcement, in addition, the present invention also can have numerous embodiments, as: the support set 311 in the above-mentioned center spindle 31 except adopt columnar structured, also can replace, and the mounting flange of its axial inboard end also can link to each other with support set by some brace rods by other forms of supporting construction; Can interconnect by some brace rods too between central axle sleeve 323 on the external rotor and the magnetic pole mount pad 321 and be integral; Venetian blind type fan covers 33 and can be covered by little fan several independent, that only have a flabellum hole on it and replace, certainly, also can on the terminal pad 327 between central axle sleeve 323 and the magnetic pole installation seat 21, directly process required flabellum hole 331, cover 33 and omit fan; Or the like, these different execution modes are all within protection scope of the present invention.
Claims (7)
1, a kind of fuel electric generator, comprise fuel engines and generator, it is characterized in that, described generator is made of center spindle and external rotor, the center spindle comprises support set, unshakable in one's determination, winding, toroidal core is fixed on the support set together with the winding suit on it, the center spindle is fixed on the engine housing of engine output shaft place one side external rotor by cylindric magnetic pole mount pad by its support set, magnetic pole, central axle sleeve constitutes, some to magnetic pole along circumferentially evenly being fixed on the inner peripheral surface of its mount pad, central axle sleeve is concentric and be connected and fixed with the axial outboard end of magnetic pole mount pad with the magnetic pole mount pad, external rotor is supported and fixed on the engine output shaft from the axial outside suit center spindle of center spindle and by its central axle sleeve, and the support set of center spindle is provided with the central through hole that can supply central axle sleeve and/or engine output shaft to pass.
2, fuel electric generator as claimed in claim 1, it is characterized in that, the described support set axially radially inner side of an inboard end is provided with for the mounting flange that links to each other with engine housing, be respectively arranged with the location on the associated installed surface that is provided with on this mounting flange and the engine housing with annular boss and annular recess, be equipped with mutually by this annular boss and annular recess and make described iron core and winding thereof concentric with engine output shaft.
3, fuel electric generator as claimed in claim 2 is characterized in that, described support set is a cylinder-like structure, circumferentially is evenly equipped with the reinforcement that several link to each other with the mounting flange of its axial inboard end setting on its inner surface.
4, fuel electric generator as claimed in claim 2, it is characterized in that, the axial outboard end of described central axle sleeve flushes with the axial outboard end of described magnetic pole mount pad, central axle sleeve extends to the engine direction in the magnetic pole mount pad, interconnect fixingly between central axle sleeve outboard end and the magnetic pole mount pad outboard end by the brace rod that radially extends or terminal pad, wherein terminal pad is provided with several circumferentially uniform axial ventilation holes; Composition surface between described engine output shaft and the described central axle sleeve is the conical surface, and central axle sleeve is pressed solidly on engine output shaft by the screw that the engine output shaft end is provided with.
5, fuel electric generator as claimed in claim 4, it is characterized in that, described mounting flange is provided with several louvres, and this louvre is positioned at the radial outside of described installed surface and along circumferentially uniform, by described louvre described support set inner chamber is in communication with the outside
6, fuel electric generator as claimed in claim 5, it is characterized in that, the axial outboard end of described external rotor also covers venetian blind type fan lid is housed, this fan covers and is provided with several louvered window leaf formula flabellum holes, several flabellum holes are covered the center around fan and are radial arrangement, described fan lid seals the outer roller axial outboard end, and utilizes the flabellum hole that is provided with on it to beat wind to the inner chamber of the described support set that is positioned at the external rotor inboard by force in the external rotor rotation process.And force the wind squeezed between flabellum hole that fan covers and described louvre, to form convection current to realize forced heat radiation to generator center spindle.
7, fuel electric generator as claimed in claim 2 is characterized in that, also is provided with heat transmission annular groove or heat transmission ring-type fin on the outer circumference surface of described magnetic pole mount pad.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNA2008100975307A CN101272080A (en) | 2008-04-21 | 2008-05-12 | Fuel oil generator |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810093798.3 | 2008-04-21 | ||
CN200810093798 | 2008-04-21 | ||
CNA2008100975307A CN101272080A (en) | 2008-04-21 | 2008-05-12 | Fuel oil generator |
Publications (1)
Publication Number | Publication Date |
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CN101272080A true CN101272080A (en) | 2008-09-24 |
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ID=40005830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNA2008100975307A Pending CN101272080A (en) | 2008-04-21 | 2008-05-12 | Fuel oil generator |
Country Status (1)
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CN (1) | CN101272080A (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102506167A (en) * | 2011-10-25 | 2012-06-20 | 力帆实业(集团)股份有限公司 | Engine gear shift positioning mechanism |
CN103415981A (en) * | 2011-03-09 | 2013-11-27 | 雅马哈发动机电子株式会社 | Stator anchoring structure and drive device |
CN104860172A (en) * | 2015-05-18 | 2015-08-26 | 沈阳蓝光驱动技术有限公司 | Inner rotor permanent magnet synchronous traction machine |
CN105720770A (en) * | 2016-04-14 | 2016-06-29 | 无锡创能动力科技有限公司 | Brushless permanent magnet disc type outer rotor generator |
CN105909378A (en) * | 2016-06-03 | 2016-08-31 | 韩群山 | Range-extending electric hybrid generator and engine crankshaft connecting device |
CN108631490A (en) * | 2018-04-18 | 2018-10-09 | 江阴航源航空科技有限公司 | A kind of motor shaft |
CN109494956A (en) * | 2019-01-08 | 2019-03-19 | 田振荣 | Brushless mixed Magnetic driving generator |
CN110460193A (en) * | 2019-08-09 | 2019-11-15 | 泰安阳光动力电机有限公司 | A kind of generator and oil machine integral type unit |
CN112436675A (en) * | 2020-11-13 | 2021-03-02 | 重庆宗申航空发动机制造有限公司 | Double-generator structure of aircraft engine |
-
2008
- 2008-05-12 CN CNA2008100975307A patent/CN101272080A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103415981A (en) * | 2011-03-09 | 2013-11-27 | 雅马哈发动机电子株式会社 | Stator anchoring structure and drive device |
CN102506167A (en) * | 2011-10-25 | 2012-06-20 | 力帆实业(集团)股份有限公司 | Engine gear shift positioning mechanism |
CN104860172A (en) * | 2015-05-18 | 2015-08-26 | 沈阳蓝光驱动技术有限公司 | Inner rotor permanent magnet synchronous traction machine |
CN105720770A (en) * | 2016-04-14 | 2016-06-29 | 无锡创能动力科技有限公司 | Brushless permanent magnet disc type outer rotor generator |
CN105909378A (en) * | 2016-06-03 | 2016-08-31 | 韩群山 | Range-extending electric hybrid generator and engine crankshaft connecting device |
CN108631490A (en) * | 2018-04-18 | 2018-10-09 | 江阴航源航空科技有限公司 | A kind of motor shaft |
CN109494956A (en) * | 2019-01-08 | 2019-03-19 | 田振荣 | Brushless mixed Magnetic driving generator |
CN110460193A (en) * | 2019-08-09 | 2019-11-15 | 泰安阳光动力电机有限公司 | A kind of generator and oil machine integral type unit |
CN112436675A (en) * | 2020-11-13 | 2021-03-02 | 重庆宗申航空发动机制造有限公司 | Double-generator structure of aircraft engine |
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Application publication date: 20080924 |