CN103166368A - Range extender structure of electromobile - Google Patents
Range extender structure of electromobile Download PDFInfo
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- CN103166368A CN103166368A CN2011104195575A CN201110419557A CN103166368A CN 103166368 A CN103166368 A CN 103166368A CN 2011104195575 A CN2011104195575 A CN 2011104195575A CN 201110419557 A CN201110419557 A CN 201110419557A CN 103166368 A CN103166368 A CN 103166368A
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- clutch
- engine
- generator
- range extender
- housing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The invention discloses a range extender structure of an electromobile. The range extender structure of the electromobile comprises an engine and a generator. The engine is connected with the generator through a clutch, the clutch comprises a clutch pressure plate and a clutch friction disc, the output shaft of the engine is connected with a flywheel, the clutch pressure plate presses the clutch friction disc tightly, the clutch friction disc is enabled to be in friction connection with the flywheel, and the driving shaft of the engine is in coaxial rigid connection with the clutch friction disc. The range extender structure of the electromobile adopts the clutch to connect the engine and the generator, can effectively shorten the axial dimension between the engine and the generator, is high in integration degree of a system, and is beneficial for controlling the installation locating accuracy of a power transmission shaft. In addition, when the loading of the power torque of the generator is large, slipping and relative sliding occur to the clutch friction disc of the clutch and the flywheel, therefore the loading of the power torque can be effectively reduced, and the power transmission shaft between the engine and the generator is prevented from being damaged due to overload.
Description
Technical field
The present invention relates to electric automobile field, the distance increasing unit that particularly uses on a kind of electric automobile.
Background technology
Along with the day by day scarcity of the energy and day by day increasing the weight of of environmental pollution, electric automobile with effects of energy conservation and environmental protection has become the main direction of future automobile development gradually, and stroke-increasing electric automobile is acknowledged as one of mainstream technology direction of present Development of Electric Vehicles.The electric automobile that stroke-increasing electric automobile can solve is low because of the electrokinetic cell stored energy, continual mileage is short, the charging interval is long etc. causes is the problem of industrialization on a large scale, meets the development need of electric automobile.
Distance increasing unit is the stroke-increasing electric automobile critical piece as a kind of onboard power system, generally is comprised of engine and generator, and wherein engine can adopt the heat engines such as diesel oil, gasoline, substitute fuel.In distance increasing unit, generator mainly contains two kinds with the connected mode of motor: a kind of is to adopt the spring coupling structure to be connected, and another kind is directly to adopt rigid connector to connect.All there is certain shortcoming in above-mentioned two kinds of connected modes, adopt spring coupling to connect axial dimension larger, to having relatively high expectations of location and installation technique, be rigidly connected and directly adopt, the inertia of generator and dynamic load impact for the axle frenulum, and existing dynamic overload to make axle is the danger that damages.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the purpose of this invention is to provide a kind of simple in structure, integrated level is high, be conducive to reduce the range extender of electric vehicle structure of power torsional oscillation load.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of range extender of electric vehicle structure, comprise engine and generator, described engine is connected by a clutch with described generator, described clutch comprises clutch compressing disc and clutch disk, the output shaft of described engine is connected with flywheel, described clutch compressing disc compresses described clutch disk, and described clutch disk is connected with described wheel friction, and the driving shaft of described generator is connected with described clutch disk coaxial rigid.
Preferably, described clutch is positioned at an envelope housing, and described envelope housing is connected with the housing of described engine, the housing of generator respectively.
Preferably, be provided with alignment pin between the housing of described envelope housing and described engine.
Preferably, the driving shaft of described generator and described clutch disk pass through spline joint.
Technique scheme has following beneficial effect: this range extender of electric vehicle structure adopts clutch connecting engine and generator, can effectively shorten the axial dimension between engine and generator, the integrated degree of system is higher, is conducive to control the installation positioning accuracy of power transmission shaft; When generator dynamic torque load became large, the generation relative sliding that can skid between the clutch disk of clutch and flywheel so just can effectively reduce power torsional oscillation load in addition, prevented that between engine and generator, the power transmission shaft overload is damaged.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, below with preferred embodiment of the present invention and coordinate accompanying drawing that this patent is elaborated.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the structural representation that embodiment of the present invention engine is connected with clutch.
Fig. 3 is the connection diagram of embodiment of the present invention generator and envelope housing.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
As shown in Figure 1, 2, 3, this range extender of electric vehicle structure comprises engine 1 and generator 2, and engine 1 is connected by a clutch 3 with generator 2.Clutch 3 comprises clutch compressing disc 32 and clutch disk 31, the output shaft of engine 1 is connected with flywheel 13, clutch compressing disc 32 compresses clutch disk 31 under the spring pressure effect, make clutch disk 31 and flywheel 13 frictional connections, and namely clutch 3 need to be in closure state always.Be provided with internal spline 33 in the centre bore of clutch disk 31, the outer end of the driving shaft 22 of generator 2 is provided with external splines 23, and driving shaft 22 is inserted in clutch disk 31, and internal spline 33 forms the rigidity spline joint with external splines 23.
Clutch 3 is positioned at an envelope housing 34, envelope housing 34 is connected with the housing 11 of engine by bolt, envelope housing 34 is connected with the housing 21 of generator 2 by bolt 24, be provided with alignment pin 12 between the housing 11 of envelope housing 34 and engine, use alignment pin 12 can facilitate engine 1 and the accuracy of alignment of generator 2 to control.Between engine 1 and generator 2, link adopts envelope housing 34 to be rigidly connected, and can improve the integrated degree of system, has solved the integral hoisting problem of distance increasing unit, also is conducive in addition control the installation positioning accuracy of power transmission shaft.Employing clutch 3 connecting engines 1 and generator 2 also can effectively shorten the axial dimension between engine and generator, and the integrated degree of system is further improved.
This range extender of electric vehicle structure is when work, the power of engine 1 output passes to generator 2 through clutch 3, make generator 2 generatings, when generator 2 dynamic torque load become large, the generation relative sliding can skid between the clutch disk 31 of clutch 3 and flywheel 13, so just can effectively reduce power torsional oscillation load, prevent that between engine and generator, the power transmission shaft overload is damaged.
At first this range extender of electric vehicle structure assembles assembling with clutch 3 and engine 1, envelope housing 34, generator 2 when assembling, the accuracy of alignment of then completing between generator 2 and engine 1 by alignment pin 12 is controlled, and completes at last whole assembling.This distance increasing unit Standard is simple, is easy to realize integral hoisting, satisfies vehicle assembling demand.This distance increasing unit structure takes full advantage of the parts of traditional vehicle, structural modification is little, both solved the assembly problem of distance increasing unit, axle when having reduced again transmission of power is shock problem, alleviate orthodox car to the high defective of electric automobile transition cost, had realistic meaning to promoting the hybrid vehicle industrialization.
Above a kind of range extender of electric vehicle structure that the embodiment of the present invention is provided is described in detail; for one of ordinary skill in the art; thought according to the embodiment of the present invention; all will change in specific embodiments and applications; in sum; this description should not be construed as limitation of the present invention, and all any changes of making according to design philosophy of the present invention are all within protection scope of the present invention.
Claims (4)
1. range extender of electric vehicle structure, comprise engine and generator, it is characterized in that: described engine is connected by a clutch with described generator, described clutch comprises clutch compressing disc and clutch disk, the output shaft of described engine is connected with flywheel, described clutch compressing disc compresses described clutch disk, and described clutch disk is connected with described wheel friction, and the driving shaft of described generator is connected with described clutch disk coaxial rigid.
2. range extender of electric vehicle structure according to claim 1, it is characterized in that: described clutch is positioned at an envelope housing, and described envelope housing is connected with the housing of described engine, the housing of generator respectively.
3. range extender of electric vehicle structure according to claim 2, is characterized in that: be provided with alignment pin between the housing of described envelope housing and described engine.
4. range extender of electric vehicle structure according to claim 1, it is characterized in that: the driving shaft of described generator and described clutch disk pass through spline joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104195575A CN103166368A (en) | 2011-12-15 | 2011-12-15 | Range extender structure of electromobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104195575A CN103166368A (en) | 2011-12-15 | 2011-12-15 | Range extender structure of electromobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103166368A true CN103166368A (en) | 2013-06-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104195575A Pending CN103166368A (en) | 2011-12-15 | 2011-12-15 | Range extender structure of electromobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103166368A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717722A (en) * | 2012-06-01 | 2012-10-10 | 北京航空航天大学 | Auxiliary power unit for electric vehicle |
| CN109093348A (en) * | 2018-09-14 | 2018-12-28 | 湖北迪迈威智能装备有限公司 | A kind of distance increasing unit subpackage apparatus |
| CN110949145A (en) * | 2019-11-29 | 2020-04-03 | 东风柳州汽车有限公司 | Range extender system of integrated motor of engine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5773904A (en) * | 1993-02-19 | 1998-06-30 | Mannesmann Aktiengesellschaft | Electric machine having at least one clutch |
| CN1927612A (en) * | 2005-09-08 | 2007-03-14 | 日产自动车株式会社 | Engine starting control device for a hybrid vehicle |
| CN2926657Y (en) * | 2006-07-31 | 2007-07-25 | 中国南车集团株洲电力机车研究所 | Clutch operator for generator set |
| CN100425467C (en) * | 2006-07-31 | 2008-10-15 | 中国南车集团株洲电力机车研究所 | Clutching method and device for vehicle motor and electric generator |
| JP2009142058A (en) * | 2007-12-06 | 2009-06-25 | Toyota Motor Corp | Vehicular power regeneration system and this vehicle with it |
| CN102007030A (en) * | 2008-04-17 | 2011-04-06 | 爱信Ai株式会社 | Control system for hybrid power unit |
| CN202424398U (en) * | 2011-12-15 | 2012-09-05 | 上海汽车集团股份有限公司 | Range extender structure of electric vehicle |
-
2011
- 2011-12-15 CN CN2011104195575A patent/CN103166368A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5773904A (en) * | 1993-02-19 | 1998-06-30 | Mannesmann Aktiengesellschaft | Electric machine having at least one clutch |
| CN1927612A (en) * | 2005-09-08 | 2007-03-14 | 日产自动车株式会社 | Engine starting control device for a hybrid vehicle |
| CN2926657Y (en) * | 2006-07-31 | 2007-07-25 | 中国南车集团株洲电力机车研究所 | Clutch operator for generator set |
| CN100425467C (en) * | 2006-07-31 | 2008-10-15 | 中国南车集团株洲电力机车研究所 | Clutching method and device for vehicle motor and electric generator |
| JP2009142058A (en) * | 2007-12-06 | 2009-06-25 | Toyota Motor Corp | Vehicular power regeneration system and this vehicle with it |
| CN102007030A (en) * | 2008-04-17 | 2011-04-06 | 爱信Ai株式会社 | Control system for hybrid power unit |
| CN202424398U (en) * | 2011-12-15 | 2012-09-05 | 上海汽车集团股份有限公司 | Range extender structure of electric vehicle |
Non-Patent Citations (1)
| Title |
|---|
| 辽宁省农业机械化学校: "《拖拉机构造》", 31 October 1972, article "离合器", pages: 129-130 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717722A (en) * | 2012-06-01 | 2012-10-10 | 北京航空航天大学 | Auxiliary power unit for electric vehicle |
| CN109093348A (en) * | 2018-09-14 | 2018-12-28 | 湖北迪迈威智能装备有限公司 | A kind of distance increasing unit subpackage apparatus |
| CN110949145A (en) * | 2019-11-29 | 2020-04-03 | 东风柳州汽车有限公司 | Range extender system of integrated motor of engine |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130619 |