CN103414279A - Compact power generator - Google Patents
Compact power generator Download PDFInfo
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- CN103414279A CN103414279A CN2013103869828A CN201310386982A CN103414279A CN 103414279 A CN103414279 A CN 103414279A CN 2013103869828 A CN2013103869828 A CN 2013103869828A CN 201310386982 A CN201310386982 A CN 201310386982A CN 103414279 A CN103414279 A CN 103414279A
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- rear end
- power generator
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Abstract
The invention discloses a compact power generator which is sequentially provided with a power generator front end cover, a power generator main body and a power generator rear end cover. The power generator main body comprises a magnetic steel ring, a magnetic yoke and an axial flow fan which are sequentially assembled. An electronic frequency converter is arranged in a groove formed in the middle of a rear end cover body, a plurality of air inlets are formed in the annular inner wall of the rear end cover body, a plurality of drainage channels are arranged in each air inlet, each drainage channel is divided by a plurality of flow guide plates, and accordingly inlet air can be drained on the electronic frequency converter to be guided into a motor. The compact power generator uses the rear cover where a fan cover is integrated, the electronic frequency converter is arranged in the groove formed in the middle of the rear end cover body, and the electronic frequency converter and the rear end cover are integrally designed. A radiating system of a rear end cover of the motor is utilized, so that a cooling fan and an installation base which are especially suitable for the electronic frequency converter are removed, and the aerodynamic efficiency of the axial flow fan is improved. Meanwhile, the weight is reduced, the installation process is simplified, the manufacturing cost is reduced, and the portability of the compact power generator is greatly improved.
Description
Technical field
The invention belongs to the technical field of generator, refer in particular to a kind of compact generator.
Background technology
General generator has comprised front end of shield, generator main body, commutator end bearing support bracket, fan housing, the each several part generating that closely cooperated.But during reality was used, the whole generator volume was excessive, manufacturing cost increases, and takes up an area greatly, not portable carrying, and, in the use of generator, mean that if reduced body volume heat-dissipating space reduces, and needs to improve radiating efficiency.In addition, generator need to be changed front end housing according to the demand of single shaft, twin shaft, generator without bearing, very inconvenient.
Summary of the invention
The objective of the invention is provides a kind of compact generator for the problems referred to above, makes it solve existing volume excessive, and manufacturing cost increases, and takes up an area greatly, and the problem of portable carrying, do not have good heat dissipation simultaneously, is applicable to the generator of various modes.
The objective of the invention is to be realized by following technical scheme: a kind of compact generator, be equipped with successively front end of shield, the generator main body, commutator end bearing support bracket, described generator main body has comprised the magnetic steel ring of assembling successively, yoke, aerofoil fan, in described rear end cap body central slot, the frequency-variable electronic device is set, on rear end cap body annular inner wall, offer some air inlets, some sluice ways are set in each air inlet, sluice way is separated by some bafflers, sluice way and rear end cap body annular inner wall in air inlet form inside air channel, make air intake can drain on the frequency-variable electronic device and introduce again motor internal.
The length of the baffler on described sluice way is half of rear end cap inwall axial height, and so, the air inlet place can form certain air quantity space, thereby the diversed plate extruding of air intake further increases flow velocity.
Further, described air inlet is made as four, these four air inlets distribute along arcs such as rear end cap body annular inner walls, make air intake more evenly inwardly drain into easily on the frequency-variable electronic device, simultaneously, further make rear end cap body central slot be more square groove, being convenient to set conventional shape is foursquare frequency-variable electronic device.
The described rear end cap body back side arranges some heat radiation reinforcements, further strengthens the heat radiation of rear end cap.
Described back end cover for motor reinforcement and back end cover for motor are one-body molded, increase the intensity of rear end cap, make fan housing more reliability and durability.
Described front end of shield, it comprises columnar front end housing body, the front end housing body is comprised of front end housing cover plate and cylindrical shell, and ventilating opening is set all on front end housing cover plate and cylindrical shell, place, front end housing cover plate axle center establishes a through hole, one baffle ring is set in through hole, and baffle ring and cylinder inboard wall are bearing chamber along the spatial placement formed away from front end housing cover plate direction.
The ventilating opening of described front end housing cover plate setting is fan-shaped ventilating opening, and the ventilating opening arranged on the front end housing cylindrical shell is the bar shaped ventilating opening, adopts fan-shaped and bar shaped ventilating opening can make fabulous increase area of dissipation, meets the requirement of permanent magnet bearing-free hydro-generator ventilation.
Described motor shaft flow fan, it comprises a circular central hub, and several flabellums of circular central hub cylindrical sidewall distribution, these flabellums radially extend along the circumference of this circular central hub, be used for towards axial blow air, the air intake surface of described each flabellum overlaps each other with the outlet air surface axial space projection that is adjacent flabellum, and overlapping interval is between 0 ° ~ 15 ° of circular central hub cylindricals.The cross one another flabellum of axial space projection is arranged, can play and prevent that effectively air from flowing backwards, and increases the effect of blast, guarantees that air flows to motor winding and iron core direction, strengthens the radiating effect of motor internal.
Described motor shaft flow fan outer end is connected to baffle liner, and the end of baffle liner fixed engagement flabellum, under the effect of baffle liner, is convenient to air-flow and is unlikely to outer loose along pipe distribution water conservancy diversion, forms the closed loop air inlet, and blade is had to fastening effect.
Described circular central hub, some flabellums and baffle liner are the integral type structure, guarantee that it can keep close structure to fix in high strength is rotated, strengthen the life-span.
The present invention is by having adopted the bonnet of fan housing integrated, the frequency-variable electronic device is contained in rear end cap body central slot, frequency-variable electronic device and rear end cap are designed to integral body, adopt the heat radiation system of back end cover for motor, cooling fan and the mounting seat of the special use of frequency-variable electronic device have been saved, a heat radiation system has solved two heat dissipation problems, realized the requirement of motor and the integrated design of frequency converter, greatly reduce the spatial volume of system, adopted simultaneously the setting of multipurpose front end housing, make applicable single-bearing, duplex bearing, generator demand without bearing, also improved the structure of aerofoil fan, eliminated the phenomenon flow backwards in the gap of air between flabellum, thereby increase blast, improved the aerodynamic efficiency weight reduction simultaneously of aerofoil fan, reduce installation process, reduce manufacturing cost, greatly improve the portability of product.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is assembling schematic diagram of the present invention;
Fig. 3 is the Facad structure schematic diagram of commutator end bearing support bracket of the present invention;
Fig. 4 is the backsight structural representation of commutator end bearing support bracket of the present invention;
Fig. 5 is the commutator end bearing support bracket body D-D of the present invention position sectional structure schematic diagram of Fig. 3;
Fig. 6 is the perspective view of commutator end bearing support bracket body of the present invention;
Fig. 7 is front end of shield Facad structure schematic diagram of the present invention;
Fig. 8 is front end of shield perspective view of the present invention;
Fig. 9 is the structural representation of aerofoil fan of the present invention;
Figure 10 is Axial-flow Fan structural representation of the present invention.
Embodiment
As Fig. 1 ~ shown in Figure 4, a kind of compact generator, from left to right comprised successively front end of shield 1, generator main body 2, commutator end bearing support bracket 3, described generator main body 2 has comprised magnetic steel ring 4, yoke 5, aerofoil fan 6, described rear end cap body 3, in rear end cap body central slot, 7 arrange frequency-variable electronic device 8, on rear end cap body annular inner wall 9, offer some air inlets 10, each air inlet 10 is interior arranges some sluice ways 11, sluice way 11 is separated by some bafflers 12, sluice way 11 in air inlet 10 forms inside air channel with rear end cap body annular inner wall 9, make air intake can drain on the frequency-variable electronic device and introduce again motor internal.Wherein magnetic steel ring 4 is fixed on front end of shield 1 by screw, and yoke 5 is fixed on magnetic steel ring 4, and aerofoil fan is fixed on yoke 5, commutator end bearing support bracket 3 directly with front end of shield 1 fastening, by screw, fixed
As shown in Figure 5, the length L of the baffler on described sluice way is half of rear end cap inwall axial height H, and so, the air inlet place can form certain air quantity space, thereby the diversed plate extruding of air intake further increases flow velocity.
Further, described air inlet is made as four, these four air inlets distribute along arcs such as rear end cap body annular inner walls, make air intake more evenly inwardly drain into easily on frequency-variable electronic device 8, simultaneously, further make rear end cap body central slot be more square groove, being convenient to set conventional shape is foursquare frequency-variable electronic device 8.
As shown in Figure 6, described rear end cap body 3 back sides arrange some heat radiation reinforcements 13, further strengthen the heat radiation of rear end cap.
Described back end cover for motor reinforcement 13 is one-body molded with back end cover for motor, increases the intensity of rear end cap, makes fan housing more reliability and durability.
As Fig. 7 ~ shown in Figure 8, a kind of motor front end cover, it comprises columnar front end housing body 1, the front end housing body is comprised of front end housing cover plate 14 and cylindrical shell 15, and on front end housing cover plate 14 and cylindrical shell 15, ventilating opening is set all, front end housing cover plate 14 places, axle center establish a through hole 16, and a baffle ring 17 is set in through hole, and baffle ring 17 is bearing chamber 18 with cylinder inboard wall along the spatial placement formed away from front end housing cover plate 14 directions.
The ventilating opening that described front end housing cover plate 14 arranges is fan-shaped ventilating opening 19, and the ventilating opening arranged on the front end housing cylindrical shell is bar shaped ventilating opening 20, adopts fan-shaped and bar shaped ventilating opening can make fabulous increase heat radiation interview, and meets the requirement of permanent magnet bearing-free hydro-generator ventilation.
As shown in Figure 9, described motor shaft flow fan 6, it comprises a circular central hub 21, and several flabellums 22 of circular central hub cylindrical sidewall distribution, these flabellums 22 radially extend along the circumference of this circular central hub, be used for towards axial blow air, the air intake surface 23 of described each flabellum overlaps each other with the outlet air surface 24 axial space projections that are adjacent flabellum, and overlapping interval is between 0 ° ~ 15 ° of circular central hub cylindricals.The cross one another flabellum of axial space projection is arranged, can play and prevent that effectively air from flowing backwards, and increases the effect of blast, guarantees that air flows to motor winding and iron core direction, strengthens the radiating effect of motor internal.
As shown in figure 10, described motor shaft flow fan outer end is connected to baffle liner 25, and the end of baffle liner fixed engagement flabellum, under the effect of baffle liner, is convenient to air-flow and is unlikely to outer loose along pipe distribution water conservancy diversion, forms the closed loop air inlet, and blade is had to fastening effect.
Described circular central hub 21, some flabellums 22 and baffle liner 25 are the integral type structure, guarantee that it can keep close structure to fix in high strength is rotated, strengthen the life-span.
Claims (10)
1. compact generator, it is characterized in that, it is equipped with front end of shield, generator main body, commutator end bearing support bracket successively, described generator main body has comprised magnetic steel ring, yoke, the aerofoil fan of assembling successively, in described rear end cap body central slot, the frequency-variable electronic device is set, on rear end cap body annular inner wall, offer some air inlets, some sluice ways are set in each air inlet, sluice way is separated by some bafflers, and sluice way and rear end cap body annular inner wall in air inlet form inside air channel.
2. a kind of compact generator according to claim 1, is characterized in that, the length of the baffler on described sluice way is half of rear end cap inwall axial height.
3. a kind of compact generator according to claim 1, is characterized in that, described air inlet is made as four, and these four air inlets distribute along arcs such as rear end cap body annular inner walls, and rear end cap body central slot is more square groove.
4. a kind of compact generator according to claim 1, is characterized in that, the described rear end cap body back side arranges some heat radiation reinforcements.
5. a kind of compact generator according to claim 4, is characterized in that, described back end cover for motor reinforcement and back end cover for motor are one-body molded.
6. a kind of compact generator according to claim 1, it is characterized in that, described front end of shield, it comprises columnar front end housing body, the front end housing body is comprised of front end housing cover plate and cylindrical shell, and on front end housing cover plate and cylindrical shell, ventilating opening is set all, and place, front end housing cover plate axle center establishes a through hole, one baffle ring is set in through hole, and baffle ring and cylinder inboard wall are bearing chamber along the spatial placement formed away from front end housing cover plate direction.
7. a kind of compact generator according to claim 6, is characterized in that, the ventilating opening of described front end housing cover plate setting is fan-shaped ventilating opening, and the ventilating opening arranged on the front end housing cylindrical shell is the bar shaped ventilating opening.
8. a kind of compact generator according to claim 1, it is characterized in that, described generator shaft flow fan, it comprises a circular central hub, and several flabellums of circular central hub cylindrical sidewall distribution, these flabellums radially extend along the circumference of this circular central hub, the air intake surface of described each flabellum overlaps each other with the outlet air surface axial space projection that is adjacent flabellum, overlapping interval is between 0 ° ~ 15 ° of circular central hub cylindricals, and the cross one another flabellum of axial space projection is arranged.
9. a kind of compact generator according to claim 8, is characterized in that, described generator shaft flow fan outer end is connected to baffle liner, the end of baffle liner fixed engagement flabellum.
10. a kind of compact generator according to claim 8, is characterized in that, described circular central hub, some flabellums and baffle liner are the integral type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310386982.8A CN103414279B (en) | 2013-08-30 | 2013-08-30 | A kind of Compact electricity generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310386982.8A CN103414279B (en) | 2013-08-30 | 2013-08-30 | A kind of Compact electricity generator set |
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| CN103414279A true CN103414279A (en) | 2013-11-27 |
| CN103414279B CN103414279B (en) | 2017-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310386982.8A Active CN103414279B (en) | 2013-08-30 | 2013-08-30 | A kind of Compact electricity generator set |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103866535A (en) * | 2014-03-24 | 2014-06-18 | 深圳市锐钜科技有限公司 | Driving device of washing machine and variable-frequency washing machine with same |
| CN104009593A (en) * | 2014-05-13 | 2014-08-27 | 昆山航天林泉电机有限公司 | IGBT brushless DC motor |
| CN104734420A (en) * | 2015-04-08 | 2015-06-24 | 佛山市顺德区携创电机制造有限公司 | Self-heat-dissipation type direct current motor |
| CN105179270A (en) * | 2015-11-06 | 2015-12-23 | 中国船舶重工集团公司第七0四研究所 | Air compression structure suitable for positive and reverse rotation external air-cooled motor |
| CN105811664A (en) * | 2016-05-23 | 2016-07-27 | 维尔纳（福建）电机有限公司 | Variable-frequency water-cooled motor |
| CN108242867A (en) * | 2016-12-27 | 2018-07-03 | 维尔纳（福建）电机有限公司 | A kind of air-cooled unit of compact |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1399393A (en) * | 2001-07-25 | 2003-02-26 | 王庆雨 | Variable-frequency stepless speed-regulating motor |
| EP1622244A1 (en) * | 2004-07-30 | 2006-02-01 | Siemens Aktiengesellschaft | Electric motor with electronic module, in particular for a cooling fan |
| CN1766344A (en) * | 2004-10-28 | 2006-05-03 | 建准电机工业股份有限公司 | Wind pressure gained axial flow type heat radiating fan |
| CN201509112U (en) * | 2009-08-28 | 2010-06-16 | 隆鑫工业有限公司 | Enclosure of stator of gasoline engine generator |
| JP2011155806A (en) * | 2010-01-28 | 2011-08-11 | Mitsubishi Electric Corp | Ac generator |
| CN203423567U (en) * | 2013-08-30 | 2014-02-05 | 维尔纳（福建）电机有限公司 | Compact type electric generator |
-
2013
- 2013-08-30 CN CN201310386982.8A patent/CN103414279B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1399393A (en) * | 2001-07-25 | 2003-02-26 | 王庆雨 | Variable-frequency stepless speed-regulating motor |
| EP1622244A1 (en) * | 2004-07-30 | 2006-02-01 | Siemens Aktiengesellschaft | Electric motor with electronic module, in particular for a cooling fan |
| CN1766344A (en) * | 2004-10-28 | 2006-05-03 | 建准电机工业股份有限公司 | Wind pressure gained axial flow type heat radiating fan |
| CN201509112U (en) * | 2009-08-28 | 2010-06-16 | 隆鑫工业有限公司 | Enclosure of stator of gasoline engine generator |
| JP2011155806A (en) * | 2010-01-28 | 2011-08-11 | Mitsubishi Electric Corp | Ac generator |
| CN203423567U (en) * | 2013-08-30 | 2014-02-05 | 维尔纳（福建）电机有限公司 | Compact type electric generator |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103866535A (en) * | 2014-03-24 | 2014-06-18 | 深圳市锐钜科技有限公司 | Driving device of washing machine and variable-frequency washing machine with same |
| CN104009593A (en) * | 2014-05-13 | 2014-08-27 | 昆山航天林泉电机有限公司 | IGBT brushless DC motor |
| CN104009593B (en) * | 2014-05-13 | 2017-08-25 | 苏州航天林泉电机有限公司 | A kind of IGBT brushless direct current motors |
| CN104734420A (en) * | 2015-04-08 | 2015-06-24 | 佛山市顺德区携创电机制造有限公司 | Self-heat-dissipation type direct current motor |
| CN105179270A (en) * | 2015-11-06 | 2015-12-23 | 中国船舶重工集团公司第七0四研究所 | Air compression structure suitable for positive and reverse rotation external air-cooled motor |
| CN105811664A (en) * | 2016-05-23 | 2016-07-27 | 维尔纳（福建）电机有限公司 | Variable-frequency water-cooled motor |
| CN108242867A (en) * | 2016-12-27 | 2018-07-03 | 维尔纳（福建）电机有限公司 | A kind of air-cooled unit of compact |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103414279B (en) | 2017-03-01 |
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