CN1070002C - Structure for mounting generator on engine - Google Patents
Structure for mounting generator on engine Download PDFInfo
- Publication number
- CN1070002C CN1070002C CN98104240A CN98104240A CN1070002C CN 1070002 C CN1070002 C CN 1070002C CN 98104240 A CN98104240 A CN 98104240A CN 98104240 A CN98104240 A CN 98104240A CN 1070002 C CN1070002 C CN 1070002C
- Authority
- CN
- China
- Prior art keywords
- stator
- hub
- locating ring
- mentioned
- inner peripheral
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Frames (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
Structure for mounting generator on engine simply and surely regulate the concentric position to a crank shaft of a stator by means of a thin positioning collar, without depending upon the press-fitting process. A rotor 15 is fixed to the shaft 4 outside the journal of a crank shaft S, and a stator 16 is joined by bolts to the end face of a mounting boss 10 which surrounds the shaft 4 outside the journal, being made at the crank case C. At that time, a positioning collar 27 is set capably of insertion and extraction, covering both inside peripheries of the stator 16 and the mounting boss 10, and a clip 29 which regulates the axial motion of the collar 27, being interposed between the stator 16 and the mounting boss 10, is locked to the periphery of the collar 27.
Description
The invention relates to generator Structure is installed on engine, particularly about the improvement of this structure, it is that rotor is fixed on the outer end axial region of crankshaft journal, the stator that is configured within the rotor is fixed on the crankcase that is formed at supporting crankshaft, and with one heart on the end face of the installation hub of above-mentioned journal outer end axial region.
In existing generator mounting structure, as disclosed in Te Kaiping-8-154354 communique, be axial half that on the inner peripheral surface of stator, is pressed into locating ring, second half of this ring and the inner peripheral surface joggle that hub is installed, thus determine it to the concentric position of the bent axle of stator.
In the generator mounting structure of prior art, it is heavy wall that the intensity that is pressed into stator in order to ensure locating ring must make this ring, in order to realize this being pressed into effectively in conjunction with then carrying out strict especially processing to the size that is pressed into portion, and need the working pressure machine trouble be pressed into operation, all of these reason makes it be difficult to reduce cost.
The present invention be directed to above-mentioned all situations makes, its purpose is to provide a kind of generator Structure of installing on engine, it need not to be pressed into operation, just can determine its concentric position to the bent axle of stator with the locating ring of thin-walled simple and reliablely, thereby cost is reduced.
In order to achieve the above object, the 1st scheme of the present invention is: installing on engine in the generator Structure, rotor is fixed on the outer end axial region of crankshaft journal, be fixed on the crankcase that is formed at supporting crankshaft with one heart on the end face around the installation hub of above-mentioned journal outer end axial region being configured in stator within the rotor, wherein, make locating ring chimeric along two inner peripheral surface telescopicallies of stator and installation hub, setting limits this and encircles axially movable projecting member on the periphery of the axial pars intermedia of this locating ring between stator and installation hub.
Because this feature just can not rely on special machine such as the machine of being pressed into and realize locating ring easily, reliably in the installation of installing on hub and the stator, and the while can keep the concentric position of stator to bent axle.And, because locating ring do not bear from the big load that hub and stator core are installed, thus thin-wall construction can be formed, and be expected structure and lighten.
The present invention is except above-mentioned feature, its the 2nd scheme is: above-mentioned projecting member is configured in is formed within the ring-type chamfered edge portion of installing on the hub end surface inner peripheral and engages with stator and opposing end faces that hub is installed, make locating ring relative with the outer face of oil sealing on the interior week that is installed in the installation hub under the guiding of above-mentioned chamfered edge portion.
Like this, holding the projecting member of locating ring and stator installation hub end face is connected airtight because the chamfered edge portion of hub is installed, so can correctly not install on the bias with respect to the end face realization stator that hub is installed.In addition, because this chamfered edge portion has also constituted the guidance part that oil sealing is installed in hub is installed, oil sealing is installed easily.In addition, locating ring can also play the effect that prevents that oil sealing from coming off.
Fig. 1 is the longitudinal section of generator-near of the engine for two-wheel motor vehicle of the embodiment of the invention;
Fig. 2 is the enlarged drawing of " 2 " portion among Fig. 1;
Fig. 3 is an another embodiment of the present invention, is the cutaway view similar to Fig. 2.
Below, with reference to accompanying drawing, embodiments of the present invention are described according to the one embodiment of the invention shown in the figure.
Fig. 1 illustrates the part of engine for motor bicycle, and symbol S represents the bent axle of engine, and C is a crankcase, and G is mounted in the generator on it.
The axle journal 1 of bent axle S is bearing on the crankcase C by the roller bearing 3 in the support of bearing 2 that is installed on crankcase C.Bent axle S has from axle journal 1 outwardly directed journal outer end axial region 4, leading section from axle journal 1 side direction on it and conjointly forms oil pump successively and drive with helical gear 5, and diameter is than its little d-axis portion 6, tapering portion 7 greatly, conelet degree portion 8 and threaded portion 9.In addition, on the sidewall of crankcase C, form frame installation hub 10 around journal outer end axial region 4 on position from helical gear 5 to big tapering portion 7.This installs 4 one-tenth concentric shapes of inner peripheral surface and journal outer end axial region of hub 10, and form chamfered edge portion 11 on the periphery within it, so the oil sealing 12 that the outer peripheral face of its sealing lip and d-axis portion 6 connects airtight just can be on the inner peripheral surface that gently is pressed under the guiding of above-mentioned chamfered edge portion 11 around journal outer end axial region 4 installation hubs 10.On the end face that hub 10 is installed, many screws 13 (screw 13 only is shown among the figure) are set.
Generator G is by the rotor 15 that bottom tube-like is arranged and be configured in its inboard stator 16 and constitute, and its rotor 15 is configured to ring-type to group of magnets and constitutes on the inner peripheral surface of the rotor body 17 that bottom tube-like is arranged.Hub 17a is riveted tightly in the end wall that is combined in rotor body 17 in the heart, and the 17a of this hub portion is entrenched in the above-mentioned conelet degree portion 8 by key 19, and fixing by the nut 20 that is bolted on the above-mentioned threaded portion 9.
Before engaging in this wise, stator core 22 earlier will be as described below determined the concentric position of it and bent axle S by means of locating ring 27.Promptly, as illustrated in fig. 2, locating ring 27 has chimeric axial half part and second half part of difference telescopically on the inner peripheral surface that hub 10 and stator core 22 are installed, on the outer peripheral face of locating ring 27, form to divide the annular groove 28 of this two halves, wherein fixing the ring-shaped clip 29 of one of embodiment as projecting member among the present invention.
By means of axial half part of locating ring 27 and other half part are entrenched in respectively on the inner peripheral surface that hub 10 and stator core 22 are installed, stator 16 just is determined with the concentric position of bent axle S, in addition, because clip 29 is between the opposite face that hub 10 and stator core 22 are installed, so can stop moving axially of locating ring 27.Yet, because clip 29 is all to put within the above-mentioned chamfered edge portion 11 that hub 10 is installed, so can not hinder stator core 22 and installation hub 10 end faces not to connect airtight.As a result, just can stator core 22 on the bias, correctly be bonded on the end face that hub 10 is installed.
Again because locating ring is that telescopically is chimeric respectively with the inner peripheral surface that hub 10 and stator core 22 are installed, just can easily install so disobey pressured special machine of going into machine and so on.In addition, because track ring 27 does not bear from the big load that hub 10 and stator core 22 are installed,, be expected weight reduction so can be made into thin-walled.
Locating ring 27 relatively disposes with the outer face of above-mentioned oil sealing 12, and little gap is left in the centre.Like this, even above-mentioned oil sealing 12 is outwards deviate from installation hub 10 under the situation of contingency, locating ring 27 also can stop it to move.
On the lateral surface of above-mentioned rotor body 17, with the fixing cooling fan 31 of screw 32, surround cooling fan 31, and be bonded in the outer peripheral edges portion of crankcase C to the guard shield 34 of the air suction inlet 32 of its central part suction air.In addition, on the outer peripheral face of rotor body 17, form many projections 35 side by side along its circumferencial direction.The transducer 36 that these projections 35 of energy perception arrive when rotor 15 rotates is being installed on the crankcase C.The signal that transducer 36 records is delivered to not shown tachometer as the engine revolution signal.
Fig. 3 represents another embodiment of the present invention, except adopt its another example as the projecting member among the present invention, promptly, projecting member 37 is formed on the outer peripheral face of locating ring 27 beyond this point, its structure is same as the previously described embodiments, in the drawings, the part that all and the foregoing description are corresponding is marked with identical symbol.
The present invention is not limited to the various embodiments described above, also may make the change in the various designs in the scope that does not break away from its key points in design.
As mentioned above, in the 1st scheme of the present invention, make bearing circle chimeric along stator and installation hub two inner peripheral surface telescopicallies, axially be provided with on the periphery at middle part limiting this and encircle axially movable projecting member between stator and the installation hub at this locating ring, so need not just can realize easily and reliably locating ring is installed on installation hub and the stator with special machines such as being pressed into machine, simultaneously can keep stator and bent axle concentric, can make it form thin-wall construction and make its weight saving, be expected thus to reduce cost.
Use the 2nd scheme of the present invention, join owing to above-mentioned projecting member being configured in be formed within the ring-type chamfered edge portion of installing on the hub end surface inner peripheral and with the opposing end faces of stator and installation hub, make locating ring with under the guiding of above-mentioned chamfered edge portion and be contained in that the oil sealing outer face on week is installed in the hub is relative again, so among projecting member being put into above-mentioned chamfered edge portion, just can correctly carry out the installation of stator on installation hub end face, can also improve that by means of this chamfered edge portion oil sealing is assembled into the assembling performance of installing in the hub, and locating ring can also play the effect that prevents that oil sealing from coming off.
Claims (2)
1. one kind generator Structure is installed on engine, peace is fixed on rotor (15) on the outer end axial region (4) of axle journal of bent axle (S), to be configured in that stator (16) in the rotor (15) is fixed on that the crankcase (C) that is formed at supporting crankshaft (S) is gone up and with one heart on the end face around the installation hub (10) of above-mentioned journal outer end axial region (4), it is characterized in that:
Make locating ring (27) chimeric along two inner peripheral surface telescopicallies of stator (16) and installation hub (10), this locating ring (27) is axially on the periphery of middle part, is provided with to be positioned between stator (16) and the installation hub (10), to limit the axially movable projecting member of this ring (27) (29,37).
2. described in claim 1, generator Structure is installed on engine, it is characterized in that: above-mentioned projecting member (29,37) is configured in is formed within the ring-type chamfered edge portion (11) of installing on hub portion (10) the end face inner peripheral and with stator core (22) and the mutual butt of opposing end faces of hub (10) is installed, make locating ring (27) relative with the outer face of oil sealing (12) on the inner peripheral surface that is installed in installation hub (10) under the guiding of above-mentioned chamfered edge portion (11).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP006196/1997 | 1997-01-17 | ||
| JP006196/97 | 1997-01-17 | ||
| JP00619697A JP3706706B2 (en) | 1997-01-17 | 1997-01-17 | Generator mounting structure on the engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1190274A CN1190274A (en) | 1998-08-12 |
| CN1070002C true CN1070002C (en) | 2001-08-22 |
Family
ID=11631799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98104240A Expired - Fee Related CN1070002C (en) | 1997-01-17 | 1998-01-14 | Structure for mounting generator on engine |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3706706B2 (en) |
| CN (1) | CN1070002C (en) |
| IT (1) | IT1296647B1 (en) |
| TW (1) | TW349285B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4246517B2 (en) * | 2003-02-17 | 2009-04-02 | 富士重工業株式会社 | Engine generator |
| JP2006352956A (en) * | 2005-06-13 | 2006-12-28 | Kokusan Denki Co Ltd | Signal generator |
| JP2008193841A (en) * | 2007-02-06 | 2008-08-21 | Yamaha Motor Co Ltd | Engine with axial gap type rotating electric machine |
| CN104653286B (en) * | 2013-11-22 | 2017-09-29 | 比亚迪股份有限公司 | Engine and the vehicle with the engine |
| CN104653285A (en) * | 2013-11-22 | 2015-05-27 | 比亚迪股份有限公司 | Engine and vehicle with engine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08154354A (en) * | 1994-11-28 | 1996-06-11 | Honda Motor Co Ltd | Construction for attaching generator to engine |
-
1997
- 1997-01-17 JP JP00619697A patent/JP3706706B2/en not_active Expired - Fee Related
- 1997-11-13 TW TW086116919A patent/TW349285B/en active
- 1997-12-16 IT IT97TO001098 patent/IT1296647B1/en active IP Right Grant
-
1998
- 1998-01-14 CN CN98104240A patent/CN1070002C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08154354A (en) * | 1994-11-28 | 1996-06-11 | Honda Motor Co Ltd | Construction for attaching generator to engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3706706B2 (en) | 2005-10-19 |
| JPH10201174A (en) | 1998-07-31 |
| CN1190274A (en) | 1998-08-12 |
| ITTO971098A1 (en) | 1999-06-16 |
| IT1296647B1 (en) | 1999-07-14 |
| TW349285B (en) | 1999-01-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106797147B (en) | Stator assembly for wheel motor and journalled support therefor | |
| CN1274524C (en) | Installing structure for rotary electric machinery of automotive vehicle | |
| KR101164576B1 (en) | Electric supercharger | |
| US20090283345A1 (en) | Axle assembly for electric drive machine | |
| CA2114064A1 (en) | Vehicle Wheel Speed Sensor Employing an Adaptable Rotor Cap | |
| US4519747A (en) | Method for assembling an impeller onto a turboshaft | |
| CN1070002C (en) | Structure for mounting generator on engine | |
| CN85106950A (en) | The main bearing of rotary compressor | |
| EP1654478B1 (en) | Pinion support for a differential assembly | |
| US20040012285A1 (en) | Rotating electrical machine | |
| US5770904A (en) | Electric motor | |
| WO2017040802A1 (en) | Rotary joint assembly | |
| CN1464811A (en) | Hand-held machine tool | |
| CN211192035U (en) | Double-output mechanical main shaft mechanism with airtight sealing | |
| EP1167793A2 (en) | A rolling contact bearing for an electric motor | |
| CN111801235B (en) | Wheel axle structure | |
| EP3968500A1 (en) | Dynamo-electric machine | |
| JP2529545B2 (en) | Locking assembly for retaining the seal and preventing rotation | |
| CN213072403U (en) | Motor driving wheel and mobile platform with same | |
| CN115320775B (en) | Outer rotor type hub motor and two-wheel electric balance car | |
| JP4116729B2 (en) | Wheel bearing device | |
| CN215971947U (en) | Outer rotor type in-wheel motor and two-wheeled electrodynamic balance car | |
| JP3673301B2 (en) | Electric centrifugal blower | |
| US20190176610A1 (en) | In-wheel motor drive device for steered wheel | |
| EP1002943A2 (en) | Improved integrated torque motor and throttle body |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1038525 Country of ref document: HK |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20010822 Termination date: 20120114 |