CN102729798B - Fixing structure of motor shaft for electric vehicle - Google Patents
Fixing structure of motor shaft for electric vehicle Download PDFInfo
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- CN102729798B CN102729798B CN201110083431.5A CN201110083431A CN102729798B CN 102729798 B CN102729798 B CN 102729798B CN 201110083431 A CN201110083431 A CN 201110083431A CN 102729798 B CN102729798 B CN 102729798B
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- motor reel
- stopper mechanism
- fastening
- swing arm
- hole
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- 230000007246 mechanism Effects 0.000 claims abstract description 76
- 238000012790 confirmation Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/22—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of main drive shafting, e.g. cardan shaft
- B60K17/24—Arrangements of mountings for shafting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
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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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Motor Or Generator Frames (AREA)
- Axle Suspensions And Sidecars For Cycles (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides a fixing structure of a motor shaft for an electric vehicle, and the motor shaft can be firmly fixed on the electric vehicle by the fixing structure. According to the fixing structure of the motor shaft (50) for the electric vehicle, fastening positions (118L, 118R) which are used for fastening the motor shaft on a side of the vehicle by using fixing components (140L, 140R) are provided at both ends of the motor shaft; a pair of fastening planes are formed on the fastening positions; support portions of the motor shaft are provided with a clamping opening (204) which is matched with a shape of the fastening positions, limits rotation of the motor shaft and opens towards a back of the vehicle; the fixing structure of the motor shaft for the electric vehicle has stopper mechanisms (54L, 54R) which are formed for preventing the fastening positions from disengaging from the clamping opening; the stopper mechanisms are arranged between the fixing components and the support portions of the motor shaft, and the stopper mechanisms comprise a through portion used for insertion of the fastening positions and a first clamping portion (212) clamped with a first embedded hole (210) which is arranged at the support portions of the motor shaft.
Description
Technical field
The present invention relates to the fixed sturcture of the motor reel for motor reel being fixed on the electric vehicles on vehicle body.
Background technology
As method wheel hub electric motor is fixed in swing arm, as as shown in Japanese Unexamined Patent Publication 53-136736 publication, record and two-sided chamfered edge (Japanese: り is got in two faces) processing department be set in the end of motor reel and corresponding open slot is set in swing arm, with resist motor reel rotational force and by motor reel reliably fixed supported method.
But, after the method inserts motor reel in the open slot of swing arm, at the end clamp nut of motor reel, thus by motor reel and swing arm fastening, therefore also there is the possibility weakening the fastening force of the nut of fastening motor reel because of the driving counter-force of electrical motor, expect to carry out considering motor reel is not come off from swing arm.
Summary of the invention
Therefore, the present invention proposes in view of above-mentioned existing problem, its object is to provide a kind of fixed sturcture of the motor reel for more reliably motor reel being fixed on the electric vehicles on vehicle body.
In order to reach above-mentioned purpose, first scheme of the present invention provides a kind of fixed sturcture of motor reel 50 of electric vehicles, in elec. vehicle, the drive motor 58 of hub type travelled is possessed, as the two ends of the motor reel 50 of the axletree of described drive motor 58 by axletree support 18L in wheel 56, 18R, 46L, 46R can not be rotatably fixed on vehicle body, described motor reel 50 in described wheel 56 is fixed with connecting element 110, revolving part 112 is fixed with in the inner side of described wheel 56, the feature of the fixed sturcture of the motor reel 50 of described electric vehicles is, is provided with for by stationary member 140L at the two ends of described motor reel 50, 140R carries out the fastening fastening position 118L to described body side, 118R, this fastening position 118L, 118R is formed with a pair fastening surface 120L parallel with the fore-and-aft direction of vehicle body, 122L, 120R, 122R, at described axletree support 18L, 18R, 46L, 46R is provided with snap openings 204, this snap openings 204 and described fastening position 118L, the form fit of 118R and limit the rotation of described motor reel 50, and open towards described vehicle body rear, the fixed sturcture of the motor reel 50 of described electric vehicles possesses to prevent described fastening position 118L, the stopper mechanism 54L that 118R departs from from described snap openings 204 and formed, 54R, this stopper mechanism 54L, 54R is arranged on described stationary member 140L, 140R and described axletree support 18L, 18R, 46L, between 46R, comprise for described fastening position 118L, the breakthrough part 208 that 118R inserts, with be arranged on described axletree support 18L, 18R, 46L, the first engagement section 212 that the first embedded hole 210 on 46R engages.
Alternative plan of the present invention is based on the fixed sturcture of the motor reel 50 of the electric vehicles described in first scheme, it is characterized in that, the rear end of described stopper mechanism 54L, 54R is provided with second engagement section 222a, 222b, and this second engagement section 222a, 222b align by engaging the position of carrying out described stopper mechanism 54L, 54R and described axletree support 18L, 18R, 46L, 46R with second embedded hole 220a, the 220b be arranged on described axletree support 18L, 18R, 46L, 46R.
Third program of the present invention is based on the fixed sturcture of the motor reel 50 of the electric vehicles described in first scheme, it is characterized in that, be provided with extension 224a, 224b of extending along described motor reel 50 direction at the described breakthrough part 208 of described stopper mechanism 54L, 54R.
Fourth program of the present invention is based on the fixed sturcture of the motor reel 50 of the electric vehicles described in third program, it is characterized in that, be formed with recess 228a, the 228b chimeric with described extension 224a, 224b in the described snap openings 204 of described axletree support 18L, 18R, 46L, 46R.
5th scheme of the present invention is based on the fixed sturcture of the motor reel 50 of the electric vehicles described in first scheme, it is characterized in that, described motor reel 50 is solid axle, described motor reel 50 is provided with through hole 144, and the distribution 148 that this through hole 144 feeds to the extension of described connecting element 110 passes through.
6th scheme of the present invention is based on the fixed sturcture of the motor reel 50 of the electric vehicles described in the 5th scheme, it is characterized in that, the distribution outlet 152 of described through hole 144 is arranged on the upside of the vehicle body above-below direction of described motor reel 50, and the wiring inlet 150 of described through hole 144 is arranged on the downside of the vehicle body above-below direction of described motor reel 50.
7th scheme of the present invention is based on the fixed sturcture of the motor reel 50 of the electric vehicles described in the 6th scheme, it is characterized in that, in described a pair fastening surface 120L, 122L, 120R, 122R of described fastening position 118L, 118R, be provided with described through hole 144 distribution outlet 152 side described fastening surface on be provided with the mark of location confirmation.
According to first scheme of the present invention, fixed sturcture due to the motor reel of electric vehicles possesses the stopper mechanism formed to prevent described fastening position from departing from from described snap openings, this stopper mechanism is arranged between stationary member and axletree support, comprise the breakthrough part inserted for fastening position, the first engagement section engaged with the first embedded hole being arranged on described axletree support, therefore motor reel can not depart from from axletree support, motor reel can be fixed into and can not be rotated with simple structure.
According to alternative plan of the present invention, owing to arranging the second engagement section in the rear end of described stopper mechanism, this second engagement section aligns by engaging the position of carrying out with described axletree support with the second embedded hole be arranged on described axletree support, aligns therefore, it is possible to easily carry out stopper mechanism relative to the position of axletree support.
According to third program of the present invention, owing to arranging extension on described stopper mechanism, therefore, it is possible to reduce the surface pressure of the part of bearing the rotating counterforce produced on motor reel.
According to fourth program of the present invention, owing to being provided with the recess chimeric with described extension in described engagement section, align therefore, it is possible to easily carry out stopper mechanism relative to the position of axletree support.
According to the 5th scheme of the present invention, because described motor reel is solid axle, described motor reel is provided with through hole, the distribution that this through hole feeds to the extension of described connecting element passes through, therefore, it is possible to protection distribution.
According to the 6th scheme of the present invention, distribution outlet due to described through hole is arranged on the upside of the vehicle body above-below direction of described motor reel, the wiring inlet of described through hole is arranged on the downside of the vehicle body above-below direction of described motor reel, even if therefore when rain or elec. vehicle not in water, water also can be prevented to be immersed in the situation of drive motor.
According to the 7th scheme of the present invention, due in described a pair fastening surface of described fastening position, the described fastening surface of the side that the distribution being provided with described through hole exports is provided with the mark of location confirmation, therefore when motor reel is fixed to body mount portion, the direction of fixed motor axle can not be mistaken by mistake, the mode fixed motor axle of upside can be become with distribution outlet.
According to the explanation of the following preferred implementation example with accompanying drawing coordinated, can further clear and definite above-mentioned purpose, feature and advantage.
Accompanying drawing explanation
Fig. 1 is the lateral plan of the electric bicycle of the first embodiment.
Fig. 2 is the main portion enlarged drawing of the leg protecting component of Fig. 1.
Fig. 3 is that the II-II alignment of Fig. 1 looks part sectional view.
Fig. 4 is that the II-II alignment of Fig. 1 when observing towards vehicle front and arrange brake wheel in left side looks cutaway view.
Fig. 5 is the figure of the fixed sturcture of the motor reel of electric bicycle for illustration of the second embodiment, is the main portion enlarged drawing of the swing arm shown in Fig. 1.
Fig. 6 is the figure of the fixed sturcture of the motor reel of electric bicycle for illustration of the second embodiment, Fig. 6 A is the front view of the stopper mechanism shown in Fig. 1, Fig. 6 B is the back view of the stopper mechanism shown in Fig. 1, and Fig. 6 C is the birds-eye view of the stopper mechanism shown in Fig. 1.
Fig. 7 is the figure representing the state stopper mechanism shown in Fig. 6 being arranged on fixed motor axle in the swing arm shown in Fig. 5.
The main portion enlarged drawing of Fig. 8 to be the figure representing the swing arm of the first variation and the structure of stopper mechanism, Fig. 8 A be swing arm of the first variation, Fig. 8 B is the back view of the stopper mechanism of the first variation, and Fig. 8 C is the birds-eye view of the stopper mechanism of the first variation.
Fig. 9 represents that the stopper mechanism installation swing arm in the first variation fixes the figure of the state of motor reel.
Figure 10 is the figure representing the state swing arm of the first variation being arranged on fixed motor axle on stopper mechanism, Figure 10 A is the main portion enlarged drawing of the swing arm of the second variation, Figure 10 B is the back view of the stopper mechanism of the second variation, and Figure 10 C is the birds-eye view of the stopper mechanism of the second variation.
Figure 11 is the figure representing the state stopper mechanism of the second variation being arranged on fixed motor axle in swing arm.
Figure 12 is the main portion enlarged drawing of the swing arm of the 3rd variation.
Figure 13 installs the figure that stopper mechanism fixes the state of motor reel in the swing arm of the 3rd variation.
Figure 14 is the figure of the electric structure of the charge system representing the 3rd embodiment.
Figure 15 is the figure of the electric structure of the charge system representing the first variation.
Figure 16 is the figure that the XVI-XVI alignment of the body side charge connector shown in Figure 14 representing the second variation looks an example of section.
Figure 17 is the figure that the XVI-XVI alignment of the body side charge connector shown in Figure 14 representing the second variation looks another example of section.
Figure 18 is the figure that the XVI-XVI alignment of the body side charge connector shown in Figure 14 representing the 3rd variation looks an example of section.
Figure 19 is the figure that the XVI-XVI alignment of the body side charge connector shown in Figure 14 representing the 3rd variation looks another example of section.
Detailed description of the invention
Below, enumerate and preferred embodiment also with reference to accompanying drawing, the fixed sturcture of the distribution structure of the motor reel of electric vehicles involved in the present invention, the motor reel of electric vehicles and charge system are described in detail.
First embodiment
Fig. 1 is the lateral plan of electric bicycle (elec. vehicle) 10.It should be noted that, for the mechanism respectively arranging for the left and right at vehicle body or inscape, to the mechanism in left side or the reference symbol additional " L " of inscape, to the mechanism on right side or the reference symbol additional " R " of inscape.
Be combined with head tube 16 in the upper end of the main frame 12 of electric bicycle 10, deflecting bar 14 axle supports as rotating freely by this head tube 16.Deflecting bar 14 being provided with by the supporting of front-wheel WF axle is a pair front fork 18L, the 18R that can rotate, and front-wheel WF can be turned to by the handle 20 being arranged on the top of deflecting bar 14.
Link upperside frame 22L, 22R of pair of right and left in the bottom of main frame 12, upperside frame 22L, 22R rearward extend after extending obliquely from junction and bending.The storage battery (battery) 24 of the 48V that the battery module being equipped with 12V in the mode be clipped in upperside frame 22L, the 22R about this is connected in series.Upperside frame 22L, 22R are linked with rear frame 26L, 26R of extending to oblique rear.
The bottom rail pipe 28 forward extended along overall width direction is provided with in the bottom of main frame 12, be provided with rearward at the two ends of bottom rail pipe 28 forward and on even keel underside frame 30L, 30R of extending, be provided with bracket 32L, 32R that the vertical along vehicle body extends in the rear end of underside frame 30L, 30R.Upper end and upperside frame 22L, 22R of bracket 32L, 32R link, and the two ends of the bottom rail pipe 34 backward extended along overall width direction are connected with the lower end of bracket 32L, 32R.Bottom rail backward pipe 34 are provided with central jiffy stand 38, and this central jiffy stand 38 has Liang Ge foot 36L, 36R of leaving on overall width direction.To be equipped with lateral bracket 40a, 40b across the mode between underside frame 30L, 30R, this transverse bracket 40a, 40b support storage battery 24.
Pivot plate 44L, 44R of being formed with swing arm pivot 42 are installed in the front portion of rear frame 26L, 26R.The leading section axle of swing arm (axletree support) 46L, 46R of supporting wheels WR supports as swinging freely by swing arm pivot 42, and swing arm 46L, 46R are protected by arm cover 48L, 48R.Be fixed with axletree 50 at the rear portion of swing arm 46L, 46R, trailing wheel WR is rotatable by the supporting of axletree 50 axle.The top, rear of swing arm 46L, 46R hangs on rear frame 26L, 26R by rear buffer cell 52L, 52R.It should be noted that, axletree 50 is solid axle.In addition, the changing of the relative positions for preventing the axletree 50 be fixed on swing arm 46L, 46R is provided with at the rear portion of swing arm 46L, 46R or stopper mechanism 54L, 54R of coming off.
The electrical motor (drive motor) 58 of the driving of electric bicycle 10 is provided with in the wheel 56 of trailing wheel WR.That is, drive motor 58 is hub type electrical motors.Above buffer cell 52L, 52R, being provided with the PDU (Motorized drive unit) 62 supplied converting three-phase alternating current from storage battery 24 to via the DC current that electric wireline 60 supplies to drive motor 58, supplying three-phase alternating current from this PDU62 to drive motor 58.Be provided with dc-dc 64 at the rear of PDU62, the voltage transitions of storage battery 24 is become to drive the voltage required for the Denso part beyond the drive motor 58 of electric bicycle 10 by dc-dc 64.On the top of PDU62, except PDU62, dc-dc 64, be also provided with the ECU66 controlling each Denso part.
The front shroud 68 of the part as body cover covering electric bicycle 10 is provided with in the vehicle front side of the handle 20 of electric bicycle 10, the instrument pack 70 comprising speed gauge of a part as described Denso part is installed on the top of front shroud 68, the head lamp 72 of the part as described Denso part is installed in the vehicle front side of handle 20.Be provided with at the rear side of head tube 16 and be connected with front shroud 68 and cover the leg protecting component 74 of the part as vehicle cover of electric bicycle 10.Leg protecting component 74 covers the foot front of the chaufeur sat on seat 76, and wherein, seat 76 is arranged on the top of rear frame 26L, 26R.
Above front-wheel WF, be equipped with front fender apron 78, be formed on the top of storage battery 24 and be connected with the bottom of leg protecting component 74 and for the end pedal 80 of the pin that loads the chaufeur sat on seat 76.Be provided with the seat cover 82 as a part for body cover in the foreign side of rear frame 26L, 26R, be provided with seat 7 on the top of seat cover 82.Rear light device 84, rear mudguard 86, the shelf 88 of a part as described Denso part are installed in the rearward end of seat cover 82.
Be provided with female connector for being connected with the charger charged to storage battery 24 and body side charge connector 90 (with reference to Fig. 2) in the upper left-hand of leg protecting component 74 and the opposition side of source switch 89, body side charge connector 90 is arranged towards the oblique below of vehicle body.That is, body side charge connector 90 has the opening portion of terminal insertion of the male connector for charger side, the entrance of this opening portion is arranged towards the oblique below of vehicle body.Source switch 89 has and inserts the key hole of key, in the upper right of leg protecting component 74 and the below of source switch 89 is provided with the switching key 91 can closing this key hole.
Body side charge connector 90 is provided with cap 92, and this cap 92 flows through the situation of electric current for preventing because body side charge connector 90 and people wait turned on outside to contact at this external conductor.Storage battery 24 is connected with body side charge connector 90 by electric wireline 94.
Thus, the top of the leg protecting component 74 in seat 76 front that chaufeur is taken one's seat is positioned at due to body side charge connector 90, although be therefore easily connected with the male connector of described charger side, contemplate by body side charge connector 90 being arranged down and arranging lid and prevent casual contact on body side charge connector 90.In addition, often operate when taking on vehicle right side source switch, but due to body side charge connector 90 be positioned at left side, therefore can not hinder the operation of source switch, situation about contacting with body side charge connector 90 also can not occur.
Fig. 3 is that the II-II alignment of Fig. 1 looks part sectional view, represents the distribution structure of the motor reel 50 of electric bicycle 10.By being arranged, axletree 50 axle supporting wheels WR thus at the center of through for axletree 50 trailing wheel WR, swing arm 46L, 46R are from both sides axle tree.
Trailing wheel WR comprises wheel 56 and tire 100, and wheel 56 is the dividing wheels possessing main part 104 and sidepiece 106L, 106R, and described main part 104 has the drop center portion 102 keeping tire 100, and described sidepiece 106L, 106R are from the both sides being axially arranged on main part 104.Main part 104 is fastening by bolt 108 with sidepiece 106L, 106R.
Drive motor 58 have as stator connecting element 110, there is the revolving part 112 as rotor of not shown permanent magnet, connecting element 110 is chimeric with axletree 50 spline in wheel 56.That is, axletree 50 becomes the motor reel of drive motor 58.The position chimeric with connecting element 110 of axletree (hereinafter referred to as motor reel) 50 is called fixed part 114.The revolving part 112 of drive motor 58 is fixed on the inner side (inner side of drop center portion 102) of the main part 104 of wheel 56.
Fastening position 118L, 118R that it is side electrode support 116L, the 116R that can rotate and the outside that is arranged on this side electrode support 116L, 116R that motor reel 50 has the supporting of sidepiece 106L, 106R axle in the both sides of fixed part 114.Fixed part 114 side of side electrode support 116R is made up of the cylinder of the first diameter, and the fastening position 118R side of side electrode support 116R is made up of the cylinder of the Second bobbin diameter less than the first diameter.Side electrode support 116L is made up of the cylinder of the 3rd diameter.Fastening position 118L, 118R are the positions for motor reel 50 being fastened to by swing arm 46L, 46R body side, are formed with ridge.A pair fastening surface almost parallel on the fore-and-aft direction and overall width direction of vehicle body with the component of cylinder is formed at fastening position 118L, 118R.Reference symbol 120L, 120R represent the fastening surface of upside, and reference symbol 122L, 122R represent the fastening surface of downside.
Bearing (rotating support member) 124L, 124R is provided with between sidepiece 106L, 106R and motor reel 50, thus, side electrode support 116L, 116R can by the supporting of motor reel 50 axle for rotatable, and therefore wheel 56 can rotate relative to motor reel 50.This bearing 124L, 124R are by abutting with location division (lateral side location division) 126L, 126R and location division (location division, motor reel side) 128L, the 128R be formed on motor reel 50 of being formed in sidepiece 106L, 106R and fix.
Location division 128L is formed by the diameter of fixed part 114 and the different of the diameter of side electrode support 116L, and therefore the diameter of location division 128L is larger than the diameter (the 3rd diameter) at the position arranging bearing 124L.Location division 128R is formed by the cylinder of the first diameter of side electrode support 116R and the cylinder of Second bobbin diameter, and therefore the diameter of location division 128R is the first diameter, larger than the diameter (Second bobbin diameter) at the position arranging bearing 124R.
Containment member 130L, 130R is also provided with between sidepiece 106L, 106R and motor reel 50.Containment member 130L, 130R are arranged on outside motor reel 50 direction of sidepiece 106L, 106R, and bearing 124L, 124R are arranged on inside motor reel 50 direction of sidepiece 106L, 106R.
Axle collar 134R abuts with the location division 132R formed by side electrode support 116R and fastening position 118R.Further, swing arm 46R abuts with axle collar 134R and is arranged on the fastening position 118R of motor reel 50, more outside axially, is being provided with stopper mechanism 54R, rotation prevention portion 136R, packing ring 138R, nut (stationary member) 140R in order than swing arm 46R.
On the other hand, axle collar 134L abuts with the location division 142 formed by side electrode support 116L and fastening position 118L.Further, swing arm 46L abuts with axle collar 134L and is arranged on the fastening position 118L of motor reel 50, more outside axially, is being provided with stopper mechanism 54L, rotation prevention portion 136L, packing ring 138L, nut (stationary member) 140L in order than swing arm 46L.
By nut 140L, 140R, trailing wheel WR (tire 100, wheel 56, drive motor 58) is arranged on swing arm 46L, 46R via motor reel 50, thus trailing wheel WR is arranged on vehicle body.When clamp nut 140R, by swing arm 46R fastening between nut 140R and the location division 132R of motor reel 50, therefore clamp nut 140R and the power produced can not be applied on wheel 56.In addition, when clamp nut 140L, by fastening swing arm 46L between the location division 142 of nut 140L and motor reel 50, therefore clamp nut 140L and the power produced can not be applied on wheel 56.
On axletree 50, be formed on right side when observing towards vehicle front for carrying out the through hole 144 of wiring with connecting element 110.That is, be provided with through hole 144 on the right side of motor reel 50, the distribution 148 that this through hole 144 carries out the supply of electric power etc. for the coil 146 feeding to connecting element 110 passes through.The wiring inlet 150 of this through hole 144 is arranged on outside motor reel 50 direction of sidepiece 106R, and the distribution outlet 152 of through hole 144 is arranged on inside motor reel 50 direction of sidepiece 106R.Specifically, wiring inlet 150 arranges lean on outside motor reel 50 direction than containment member 130R, and distribution outlet 152 arranges lean on inside motor reel 50 direction than location division 128R.The through hole 144 of motor reel 50 is arranged on the above-below direction (vertical) of vehicle body, and the opening of the downside of through hole 144 becomes wiring inlet 150, and the opening of the upside of through hole 144 becomes distribution outlet 152.
Fastening surface 120L, 120R of upside are provided with the mark of location confirmation.Thus, the mode becoming upside with this mark settles motor reel 50, thus the distribution of through hole 144 outlet 152 can be positioned to upside, when being fixed on swing arm 46L by motor reel 50, there will not be situation about by mistake being mistaken in the direction of fixed motor axle 50.
Sidepiece 106R on right side when observing towards vehicle front is provided with brake drum cover 154, is provided with the brake wheel 156 braked in the space formed by this sidepiece 106R and brake drum cover 154.Brake wheel 156 is arranged on brake drum cover 154 side.Brake drum cover 154 is provided with the patchhole 158 that distribution 148 can insert, this patchhole 158 is provided with the grommet (grommet) 160 as flashing member.The space of distribution 148 by being formed by patchhole 158, sidepiece 106R and brake drum cover 154, and be inserted in through hole 144, and be connected with the connecting element 110 of drive motor 58.
Like this; by at the axle head than motor reel 50 in the inner part and the inner side of swing arm 46L, 46R arranges through hole 144; and make distribution 148 by this through hole 144; thus special cover etc. is set without the need to the polar driving high-voltage wire that electrical motor 58 connects; can with simple structural defence distribution 148, in order to avoid interfere with the people such as chaufeur or obstacle.
Owing to being provided with the patchhole 158 that distribution 148 can insert at brake drum cover 154, distribution 148 is inserted in described through hole 144 by patchhole 158, and patchhole 158 is provided with grommet 160, therefore, it is possible to prevent water logging from arriving situation in drive motor 58.
Owing to being provided with through hole 144 on right side when vehicle front is observed, therefore chaufeur stands in through hole 144 side (right side) hardly, and high-voltage wire can be suppressed to have an impact to chaufeur.It should be noted that, in Japan, vehicle, at keep left, therefore when vehicle front is observed, arrange through hole 144 on right side, but vehicle is when keep right, when vehicle front is observed, arrange through hole 144 in left side.
Because the wiring inlet 150 of through hole 144 is in the downside of motor reel 50, and the outlet 152 of the distribution of through hole 144 is in the upside of motor reel 50, therefore when rain or electric bicycle 10 not in water, can prevent water logging from arriving situation in drive motor 58.
It should be noted that, in the above-described embodiment, in the wheel 56 of trailing wheel WR, be provided with drive motor 58, but also can be provided with drive motor 58 in the wheel 56 of front-wheel WF.In this case, axletree support becomes front fork 18L, 18R.
In addition, in the above-described embodiment, when vehicle front is observed, brake wheel 156 is set on right side, but also brake wheel 156 can be set in left side when observing towards vehicle front.Fig. 4 is that the II-II alignment of Fig. 1 when observing towards vehicle front and arrange brake wheel 156 in left side looks cutaway view.
[the second embodiment]
Next, the fixed sturcture of the motor reel 50 of electric bicycle 10 is described.Fig. 5 is the main portion enlarged drawing representing the swing arm 46L shown in Fig. 1, and Fig. 6 is the figure representing the stopper mechanism 54L shown in Fig. 1.Fig. 6 A is the front view of stopper mechanism 54L, and Fig. 6 B is the back view of stopper mechanism 54L, and Fig. 6 C is the birds-eye view of stopper mechanism 54L.
The fastening position 118L of motor reel 50 is the fastening positions for being undertaken by nut 140L to body side, has the fastening surface 120L of upside, the fastening surface 122L of downside as described above.This fastening surface 120L, 122L are parallel with the fore-and-aft direction of vehicle body.Swing arm 46L has arm 200 and end pieces (end peace) portion 202, end pieces portion 202 is provided with snap openings 204, this snap openings 204 and the form fit of fastening position 118L and the rotation (rotation) of restrictions motor axle 50, and open towards vehicle body rear.Limit 206a, 206b of the Width of snap openings 204 are opposite side parallel with vehicle body fore-and-aft direction, and in this snap openings 204, insert this snap openings 204 during fastening position 118L limit 206a, 206b contact with fastening surface 120L, 122L.Because fastening position 118L has fastening surface 120L, 122L, therefore swing arm 46L can utilize limit 206a, 206b of snap openings 204 to keep out the rotating counterforce of motor reel 50, thus can maintain fastening force fastening position 118L being carried out to fastening nut 140L.
Stopper mechanism 54L has the breakthrough part 208 inserted for fastening position 118L, the first engagement section 212 engaged with the first embedded hole 210 be arranged on swing arm 46L, the fitting portion 214 chimeric with the open portion at the vehicle body rear of snap openings 204.Limit 216a, 216b of the Width of breakthrough part 208 are opposite side parallel with vehicle body fore-and-aft direction, and in this breakthrough part 208, insert this breakthrough part 208 during fastening position 118L limit 216a, 216b contact with fastening surface 120L, 122L.
After motor reel 50 is inserted from the rear of the snap openings 204 of swing arm 46L, this stopper mechanism 54L is arranged in the end pieces portion 202 of swing arm 46L, the changing of the relative positions of motor reel 50 can be prevented thus or come off.In addition, align relative to the position of swing arm 46L because fitting portion 214 carries out stopper mechanism 54L, therefore, it is possible to stopper mechanism 54L is correctly arranged on swing arm 46L.
Fig. 7 is the figure representing state stopper mechanism 54L being arranged on fixed motor axle 50 on swing arm 46L.As shown in Figure 7, the fastening position 118L of motor reel 50 is inserted in the snap openings 204 of swing arm 46L and the breakthrough part 208 of stopper mechanism 54L, even if therefore nut 140L occurs to loosen, also by the movement of breakthrough part 208 restrictions motor axle 50, thus the situation that motor reel 50 comes off from swing arm 46L can be prevented.In addition, by the size of breakthrough part 208 is made the shape identical with the fastening position 118L of motor reel 50, the changing of the relative positions of motor reel 50 can be prevented thus.
Like this, after motor reel 50 is inserted from the rear of the snap openings 204 of swing arm 46L and before mounting nuts 140L, first engagement section 212 of stopper mechanism 54L is engaged with first embedded hole 210 of swing arm 46L, in breakthrough part 208, insert motor reel 50 simultaneously, and make fitting portion 214 chimeric with the vehicle body rear open portion of snap openings 204, thus would not come off from swing arm 46L by means of only clamp nut 140L motor reel 50, with simple structure, motor reel 50 can be fixed into non rotating (rotation).
In addition, owing to being provided with a pair fastening surface 120L, 122L at fastening position 118L, therefore the snap openings 204 contacted with fastening surface 120L, 122L and breakthrough part 208 effectively can be kept out rotating counterforce that the connecting element 110 because of drive motor 58 affords and be made the power that motor reel 50 will rotate, thus the fastening force of nut 140L can be maintained, even if nut 140L loosens, by the cheap and simple stopper mechanism 54L of structure, motor reel 50 also can not come off from swing arm 46L, thus can fixed motor axle 50.
[variation of the second embodiment]
It should be noted that, above-mentioned second embodiment can be out of shape as follows.
(the first variation) Fig. 8 is the figure representing the swing arm 46L of the first variation and the structure of stopper mechanism 54L, Fig. 8 A is the main portion enlarged drawing of the swing arm 46L of the first variation, Fig. 8 B is the back view of the stopper mechanism 54L of the first variation, and Fig. 8 C is the birds-eye view of the stopper mechanism 54L of the first variation.Prosign is marked to the structure same with the structure shown in above-mentioned second embodiment.
Stopper mechanism 54L has the breakthrough part 208 inserted for fastening position 118L, the first engagement section 212 engaged with the first embedded hole 210 be arranged on swing arm 46L, also has second engagement section 222a, the 222b engaged with second embedded hole 220a, the 220b be arranged on swing arm 46L.First engagement section 212 engages from the face in the outside of swing arm 46L with the first embedded hole 210, and second engagement section 222a, 222b engages from the face of the inner side of swing arm 46L with second embedded hole 220a, 220b.This second engagement section 222a, 222b carry out stopper mechanism 54L and align relative to the position of swing arm 46L.
First, after motor reel 50 is inserted from the rear of the snap openings 204 of swing arm 46L and before mounting nuts 140L, second engagement section 222a, 222b of stopper mechanism 54L is engaged with second embedded hole 220a, 220b of swing arm 46L, in breakthrough part 208, insert motor reel 50 simultaneously, first engagement section 212 is engaged with the first embedded hole 210, and clamp nut 140L.Stopper mechanism 54L in variation 1 is arranged on fixed motor axle 50 on swing arm 46L.The state that this secures shown in Figure 9.Thus, motor reel 50 can not come off from swing arm 46L, therefore, it is possible to simple structure fixed motor axle 50.
(the second variation) Figure 10 is the figure representing the swing arm 46L of the second variation and the structure of stopper mechanism 54L, Figure 10 A is the main portion enlarged drawing of the swing arm 46L of the second variation, Figure 10 B is the back view of the stopper mechanism 54L of the second variation, and Figure 10 C is the birds-eye view of the stopper mechanism 54L of the second variation.Prosign is marked to the structure identical with the structure shown in above-mentioned second embodiment.
Stopper mechanism 54L has the breakthrough part 208 inserted for fastening position 118L, the first engagement section 212 engaged with the first embedded hole 210 be arranged on swing arm 46L, the fitting portion 214 chimeric with the open portion at the vehicle body rear of snap openings 204, also has when being arranged on swing arm 46L by stopper mechanism 54L and extends along motor reel 50 direction and a pair extension 224a, 224b contacting with fastening surface 120L, 122L of fastening position 118L.A pair extension 224a, 224b have contact surface 226a, 226b of roughly contacting with fastening surface 120L, 122L, contact surface 226a, 226b and limit 216a, 216b in the same plane.
First, after motor reel 50 is inserted from the rear of the snap openings 204 of swing arm 46L and before mounting nuts 140L, first engagement section 212 of stopper mechanism 54L is engaged with first embedded hole 210 of swing arm 46L, and simultaneously by extension 224a, 224b with between clip fastening position 118L mode be inserted in snap openings 204, thus motor reel 50 inserts in breakthrough part 208, make fitting portion 214 chimeric with the vehicle body rear open portion of snap openings 204, and clamp nut 140L.It should be noted that, the A/F (distance between limit 206a, 206b of snap openings 204) of the snap openings 204 in the second variation is longer than the thickness between fastening surface 120L, 122L of fastening position 118L.
Figure 11 represents the figure stopper mechanism 54L in the second variation being arranged on the state of fixed motor axle 50 on swing arm 46L.As shown in figure 11, the fastening position 118L of motor reel 50 is inserted in the snap openings 204 of swing arm 46L and the breakthrough part 208 of stopper mechanism 54L, is clipped by a pair extension 224a, 224b.Now, the state that fastening surface 120L, 122L of contact surface 226a, 226b and fastening position 118L of forming a pair extension 224a, 224b roughly contact.Thus, except the effect of above-mentioned second embodiment, the rotating counterforce produced on motor reel 50 is born due to a pair extension 224a, 224b can be utilized, therefore, it is possible to reduce the surface pressure of the part of bearing the rotating counterforce produced on motor reel 50, and the rigidity of the part of bearing rotating counterforce can be improved.
It should be noted that, in the above-described 2nd embodiment, the rotating counterforce produced on motor reel 50 is born by limit 206a, 206b of snap openings 204 and limit 216a, 216b of breakthrough part 208, therefore the area bearing the rotating counterforce of this generation on motor reel 50 depends on the thickness of swing arm 46L and the thickness of stopper mechanism 54L, and thickness becomes more thin surface pressure and becomes higher.In addition, in order to improve the rigidity of the part of bearing the rotating counterforce produced on motor reel 50, need to improve end pieces portion 202 entirety of swing arm 46L and the rigidity of stopper mechanism 54L, cost uprises.
The end pieces portion 202 of the swing arm 46L of above-mentioned second variation can change by (the 3rd variation) as follows.Figure 12 is the main portion enlarged drawing of the swing arm 46L of the 3rd variation.In the 3rd variation, use the stopper mechanism 54L shown in the second variation.Prosign is marked to the structure identical with the structure shown in above-mentioned second embodiment.
Snap openings 204 has a pair recess 228a, the 228b chimeric with a pair extension 224a, 224b of stopper mechanism 54L.The degree of depth of this pair recess 228a, 228b is equal with the thickness of extension 224a, 224b.
Figure 13 be represent stopper mechanism 54L is arranged on the 3rd variation swing arm 46L on the figure of state of fixed motor axle 50.As shown in figure 13, the fastening position 118L of motor reel 50 is inserted in the snap openings 204 of swing arm L and the breakthrough part 208 of stopper mechanism 54L, is clipped by a pair extension 224a, 224b.Now, form a pair extension 224a, 224b chimeric with recess 228a, 228b of snap openings 204, and the state that contact surface 226a, 226b of a pair extension 224a, 224b roughly contact with fastening surface 120L, 122L of fastening position 118L.
Thus, except the effect of above-mentioned second embodiment, the rotating counterforce produced on motor reel 50 is born due to a pair extension 224a, 224b can be utilized, therefore, it is possible to reduce the surface pressure of the part of bearing the rotating counterforce produced on motor reel 50, and the rigidity of the part of bearing rotating counterforce can be improved.
In addition, when making a pair extension 224a, 224b chimeric with recess 228a, 228b of snap openings 204, limit 206a, 206b that recess 228a, 228b are not set of snap openings 204 and contact surface 226a, 226b of a pair extension 224a, 224b in the same plane.Thus, even if when fastening position 118L is from the position changing of the relative positions at extension 224a, 224b place, because limit 206a, 206b of snap openings 204 contact with fastening surface 120L, 122L of fastening position 118L, therefore limit 206a, 206b of snap openings 204 also can bear the rotating counterforce produced on motor reel 50, thus can maintain the fastening force of nut 140L.In addition, owing to making extension 224a, 224b chimeric with recess 228a, 228b, therefore stopper mechanism 54L becomes easy relative to the location of swing arm 46L.
It should be noted that, in above-mentioned second embodiment and the first ~ three variation, describe the situation of the fastening position 118L using swing arm 46L and stopper mechanism 54L fixed motor axle 50, but for fastening position 118R fixing for, due to same with fastening position 118L, because omitted herein explanation.That is, the fixing of fastening position 118R can use swing arm 46R, the stopper mechanism 54R with the function same with swing arm 46L, stopper mechanism 54L to carry out.
[the 3rd embodiment]
Next, Figure 14 is the figure of the electric structure of the charge system representing electric bicycle 10 and charger 250.Electric bicycle 10 has storage battery 24, the body side charge connector 90 as female connector, the source switch 252 of electric bicycle 10, coupled switch 254, and charger 250 has charger side-connector 256 as male connector and charger body 258.
The battery pack 260 that the battery module that storage battery 24 has 12V is connected in series, with battery pack 260+wire fuse 262 that is connected of side.Source switch 252 is connected with the positive pole of storage battery 24.
Body side charge connector 90 has the positive pole input part 264 be connected with the side of the positive electrode of storage battery 24, the negative pole input part 266 be connected with the negative side of storage battery 24.Negative pole input part 266 has the first negative pole input part 266a and the second negative pole input part 266b.Coupled switch 254 is arranged between the negative side of storage battery 24 and the second negative pole input part 266b, be connect when source switch 252 disconnects and disconnect when source switch 252 is connected with the switch of source switch 252 interlock.
Charger side-connector 256 has the positive pole efferent 268 be connected with the side of the positive electrode of charger body 258, the negative pole efferent 270 be connected with the negative side of charger body 258.Positive pole efferent 268 has the first positive pole efferent 268a be connected with positive pole input part 264, the second positive pole efferent 268b be connected with the second negative pole input part 266b.It should be noted that, negative pole efferent 270 is connected with the first negative pole input part 266a.
Relay circuit 272 is provided with at the first positive pole efferent 268a and between the second positive pole efferent 268b and the side of the positive electrode of charger body 258.Relay circuit 272 has coil 274 and relay switch (normally opened relay switch) 276, first positive pole efferent 268a clamps coil 274 with the second positive pole efferent 268b and is connected, between the first positive pole efferent 268a and the side of the positive electrode of charger body 258, be provided with relay switch 276.
In the charge system with above such structure, if under the state that charger side-connector 256 is connected with body side charge connector 90 disconnecting power switch 252, then coupled switch 254 is connected.When coupled switch 254 is connected, the electric current from storage battery 24 applies to coil 274 via positive pole input part 264 and the first positive pole efferent 268a, the second negative pole input part 266b and the second positive pole efferent 268b.That is, electric current flows through coil 274 via positive pole input part 264 and the first positive pole efferent 268a, and the electric current of this flowing returns to storage battery 24 via the second positive pole efferent 268b and the second negative pole input part 266b.Thus, coil 274 is excited and relay switch 276 is connected.By making relay switch 276 connect, the electric power thus from charger body 258 supplies to storage battery 24 via charger side-connector 256 and body side charge connector 90, charges to storage battery 24.In addition, when source switch 252 is connected, coupled switch 254 disconnects, in coil 274, do not have electric current to flow through.Thus when source switch 252 is connected, relay switch 276 disconnects, the charging of storage battery 24 cannot be carried out.
Like this, as long as do not disconnect the source switch 252 of electric bicycle 10, just cannot charging, therefore just can charge without the need to pouring into special attention.In addition, do not need the change-over switch of high price, voltage-controlled charger 250 side can be carried out owing to being arranged on by relay switch 276, therefore also can adopt cheap switch, thus the charge system of the system of the cheapness of the vehicle being applicable to the such cheapness of cart can be provided as.Originally, owing to possessing the high parts of proof voltage in charger side, the relay coil 274 being therefore arranged on charger body 258 side becomes the high parts of proof voltage, without the need to possessing the high parts of proof voltage in body side, can provide cheap charge system.
In addition, by body side charge connector 90 is made female connector, the external conductor such as finger of people not easily contacts with positive pole input part 264, first negative pole input part 266a or the second negative pole input part 266b thus, thus can prevent the situation flowing through electric current in external conductor.
In addition, as long as the body side charge connector 90 that charger side-connector 256 does not disconnect with source switch 252 is connected, relay switch 276 would not be connected, even if therefore when the first positive pole efferent 268a of charger side-connector 256 or the second positive pole efferent 268b contacts with external conductor with negative pole efferent 270, also electric current can not be flow through in external conductor.
[variation of the 3rd embodiment]
It should be noted that, above-mentioned 3rd embodiment also can be out of shape as follows.
(the first variation) Figure 15 is the figure of the electric structure of the charge system representing the first variation.It should be noted that, prosign is marked to the structure identical with the structure shown in above-mentioned 3rd embodiment.
In the first variation, coupled switch 254 is set between the negative side and the second negative pole input part 266b of storage battery 24, and coupled switch (the second coupled switch) 280 is also set between the negative side and the first negative pole input part 266a of storage battery 24.
In the above-described 3rd embodiment, the state that positive pole input part 264 is connected all the time with the side of the positive electrode of storage battery 24, the first negative pole input part 266a is connected all the time with the negative side of storage battery 24 is in.Thus, when external conductor contacts with positive pole input part 264 and the first negative pole input part 266a, electric current can be flow through in external conductor.
But, in the first variation, owing to being also provided with coupled switch 280 between the negative side and the first negative pole input part 266a of storage battery 24, therefore when the state that source switch 252 is connected, the negative side of storage battery 24 and the first negative pole input part 266a and the second negative pole input part 266b are broken by TURP, even if therefore when external conductor contacts with the first negative pole input part 266a or the second negative pole input part 266b with positive pole input part 264, also can prevent from flowing through electric current in external conductor.
It should be noted that, also coupled switch 280 can be arranged between the side of the positive electrode of storage battery 24 and positive pole input part 264.In this case, when also can prevent the state connected at source switch 252, in external conductor, the situation of electric current is flow through.
(the second variation) Figure 16 represents that the XVI-XVI alignment of the body side charge connector 90 shown in Figure 14 looks the figure of an example of section.It should be noted that, prosign is marked for the structure identical with the structure shown in above-mentioned 3rd embodiment.
Body side charge connector 90 has the first peristome 290, second peristome 292 and the 3rd peristome 294 that the first positive pole efferent 268a, the second positive pole efferent 268b of charger side-connector 256 and negative pole efferent 270 can insert.
The positive pole input part 264 of body side charge connector 90 is configured in the inboard of the first peristome 290, and the first negative pole input part 266a is configured in the inboard of the 3rd peristome 294, and the second negative pole input part 266b is configured in the inboard of the second peristome 292.
Limiting member 300a, 300b of the contact of the described external conductor of restriction and the second negative pole input part 266b and the first negative pole input part 266a is provided with near in the entrance of the second peristome 292 and the 3rd peristome 294.That is, limiting member 300a is arranged between the second peristome 292 and the second negative pole input part 266b, and limiting member 300b is arranged between the 3rd peristome 294 and the first negative pole input part 266a.
Limiting member 300a, 300b are resin or elastic component (such as rubber), have first component 302a, 302b and second component 304a, 304b of being separated from each other setting.First component 302a, 302b is shorter than the thickness D of the second positive pole efferent 268b and negative pole efferent 270 with the separating distance of second component 304a, 304b, and the second positive pole efferent 268b that limiting member 300a, 300b subtend second peristome the 292, the 3rd peristome 294 inserts, negative pole efferent 270 have friction drag.
Thus, as long as charger side-connector 256 is not connected with body side charge connector 90 by user intentionally, first positive pole efferent 268a, the second positive pole efferent 268b and negative pole efferent 270 would not be connected with positive pole input part 264, second negative pole input part 266b and the first negative pole input part 266a, and therefore body side charge connector 90 and charger side-connector 256 can not become coupled condition.
Like this, owing to limiting member 300a, 300b being arranged between the second negative pole input part 266b, the first negative pole input part 266a and the second peristome 292, the 3rd peristome 294, therefore the possibility that external conductor contacts with the first negative pole input part 266a or the second negative pole input part 266b reduces further, thus can prevent the situation flowing through electric current in external conductor.
It should be noted that, also can not in the entrance of the second peristome 292 and the 3rd peristome 294 near limiting member 300a, 300b are set, and (near in the entrance of the first peristome 290) arranges limiting member 300 (300a or 300b) between positive pole input part 264 and the first peristome 290.
Figure 17 represents that the XVI-XVI alignment of the body side charge connector 90 shown in Figure 14 looks the figure of another example of section.It should be noted that, prosign is marked to the structure identical with the structure shown in above-mentioned Figure 16.
Limiting member 310a, 310b of the contact of the described external conductor of restriction and the second negative pole input part 266b and the first negative pole input part 266a is provided with near in the entrance of the second peristome 292 and the 3rd peristome 294.That is, limiting member 310a is arranged between the second peristome 292 and the second negative pole input part 266b, and limiting member 310b is arranged between the 3rd peristome 294 and the first negative pole input part 266a.
Limiting member 310a, 310b are spring members, have first component 312a, 312b and second component 314a, 314b of being separated from each other setting.First component 312a, 312b and second component 314a, 314b can be the elastic components such as disc spring, also can be made up of metal.First component 312a, 312b is shorter than the thickness D of the second positive pole efferent 268b and negative pole efferent 270 with the separating distance of second component 314a, 314b, and the second positive pole efferent 268b that limiting member 310a, 310b subtend second peristome the 292, the 3rd peristome 294 inserts, negative pole efferent 270 have friction drag.
Thus, as long as charger side-connector 256 is not connected with body side charge connector 90 by user intentionally, first positive pole efferent 268a, the second positive pole efferent 268b and negative pole efferent 270 would not be connected with positive pole input part 264, second negative pole input part 266b and the first negative pole input part 266a, and therefore body side charge connector 90 and charger side-connector 256 can not become coupled condition.
Like this, owing to arranging limiting member 310a, 310b between the second negative pole input part 266b, the first negative pole input part 266a and the second peristome 292, the 3rd peristome 294, therefore the possibility that external conductor contacts with the first negative pole input part 266a or the second negative pole input part 266b reduces further, thus can prevent the situation flowing through electric current in external conductor.
It should be noted that, also can not in the entrance of the second peristome 292 and the 3rd peristome 294 near limiting member 310a, 310b are set, and (near in the entrance of the first peristome 290) arranges limiting member 310 (310a or 310b) between positive pole input part 264 and the first peristome 290.
(the 3rd variation) is in the second variation, limiting member 300a is arranged between the second peristome 292 and the second negative pole input part 266b, limiting member 300b is arranged between the 3rd peristome 294 and the first negative pole input part 266a, but in the 3rd variation, limiting member is arranged between the first peristome 290 and positive pole input part 264.
Figure 18 is the figure that the XVI-XVI alignment of the body side charge connector 90 shown in Figure 14 representing the 3rd variation looks an example of section.It should be noted that, prosign is marked to the structure identical with the structure shown in Figure 16.
The limiting member 300c of the contact of the described external conductor of restriction and positive pole input part 264 is provided with near in the entrance of the first peristome 290.That is, limiting member 300c is arranged between the first peristome 290 and positive pole input part 264.Limiting member 300c is resin or elastic component (such as rubber), has the first component 302c and second component 304c that are separated from each other setting.First component 302c is shorter than the thickness D of the first positive pole efferent 268a with the separating distance of second component 304c, and the first positive pole efferent 268a that limiting member 300c subtend first peristome 290 inserts has friction drag.
Thus, as long as charger side-connector 256 is not connected with body side charge connector 90 by user intentionally, first positive pole efferent 268a, the second positive pole efferent 268b and negative pole efferent 270 would not be connected with positive pole input part 264, second negative pole input part 266b and the first negative pole input part 266a, and therefore body side charge connector 90 and charger side-connector 256 can not become coupled condition.
Like this, owing to arranging limiting member 300a between positive pole input part 264 and the first peristome 290, the possibility that therefore external conductor contacts with positive pole input part 264 reduces further, thus can prevent the situation flowing through electric current in external conductor.
It should be noted that, also can in whole entrance of the second peristome 292, the 3rd peristome 294 and the first peristome 290 near limiting member 300a, 300b, 300c are set.
Figure 19 is the figure that the XVI-XVI alignment of the body side charge connector 90 shown in Figure 14 representing the 3rd variation looks another example of section.It should be noted that, prosign is marked to the structure identical with the structure shown in above-mentioned Figure 17.
The limiting member 310c of the contact of the described external conductor of restriction and positive pole input part 264 is provided with near in the entrance of the first peristome 290.That is, limiting member 310c is arranged between the first peristome 290 and positive pole input part 264.Limiting member 310c is spring member, has the first component 312c and second component 314c that are separated from each other setting.First component 312c and second component 314c can be the elastic components such as dish spring, also can be made up of metal.Between the first component 312c and second component 314c, separating distance is shorter than the thickness D of the first positive pole efferent 268a, and the first positive pole efferent 268a that limiting member 310a subtend first peristome 290 inserts has friction drag.
Thus, as long as charger side-connector 256 is not connected with body side charge connector 90 by user intentionally, first positive pole efferent 268a, the second positive pole efferent 268b and negative pole efferent 270 would not be connected with positive pole input part 264, second negative pole input part 266b and the first negative pole input part 266a, and therefore body side charge connector 90 and charger side-connector 256 can not become coupled condition.
Like this, owing to arranging limiting member 310c between positive pole input part 264 and the first peristome 290, the possibility that therefore external conductor contacts with positive pole input part 264 reduces further, thus can prevent the situation flowing through electric current in external conductor.
It should be noted that, also can in whole entrance of the second peristome 292, the 3rd peristome 294 and the first peristome 290 near limiting member 310a, 310b, 310c are set.
Above, use and preferred embodiment describe the present invention, but technical scope of the present invention is not limited to the scope described in above-mentioned embodiment.To those skilled in the art, obviously various change or improvement can be applied to above-mentioned embodiment.The record of Accessory Right claim is clearly known, and the mode being applied with this change or improvement is also included within technical scope of the present invention.In addition, the parenthesized symbol recorded in detail in the claims imitates the symbol in accompanying drawing additional, should not be interpreted as the present invention and be defined in the key element having marked this symbol.
Claims (5)
1. the fixed sturcture of the motor reel (50) of an electric vehicles, in elec. vehicle, the drive motor (58) of the hub type travelled is possessed in wheel (56), as the two ends of the motor reel (50) of the axletree of described drive motor (58) by axletree support (18L, 18R, 46L, 46R) can not be rotatably fixed on vehicle body, described motor reel (50) in described wheel (56) is fixed with connecting element (110), revolving part (112) is fixed with in the inner side of described wheel (56), the feature of the fixed sturcture of the motor reel (50) of described electric vehicles is,
The fastening fastening position (118L, 118R) for being undertaken by stationary member (140L, 140R) to described body side is provided with at the two ends of described motor reel (50), this fastening position (118L, 118R) is formed with a pair fastening surface (120L, 122L, 120R, 122R) parallel with the fore-and-aft direction of vehicle body
Described axletree support (18L, 18R, 46L, 46R) is provided with snap openings (204), the form fit of this snap openings (204) and described fastening position (118L, 118R) and limit the rotation of described motor reel (50), and open towards described vehicle body rear
The fixed sturcture of the motor reel (50) of described electric vehicles possesses to prevent described fastening position (118L, 118R) depart from and the stopper mechanism (54L of formation from described snap openings (204), 54R), this stopper mechanism (54L, 54R) be arranged on described stationary member (140L, 140R) with described axletree support (18L, 18R, 46L, 46R), comprise for described fastening position (118L, the breakthrough part (208) 118R) inserted, with be arranged on described axletree support (18L, 18R, 46L, the first engagement section (212) that the first embedded hole (210) 46R) engages,
The fitting portion (214) chimeric with the open portion at the vehicle body rear of described snap openings (204) is provided with in the rear end of described stopper mechanism,
The extension (224a, 224b) extended along described motor reel (50) direction is provided with at the described breakthrough part (208) of described stopper mechanism (54L, 54R),
The recess (228a, 228b) chimeric with described extension (224a, 224b) is formed in the described snap openings (204) of described axletree support (18L, 18R, 46L, 46R).
2. the fixed sturcture of the motor reel (50) of electric vehicles according to claim 1, is characterized in that,
The rear end of described stopper mechanism (54L, 54R) is provided with the second engagement section (222a, 222b), and this second engagement section (222a, 222b) aligns by engaging the position of carrying out described stopper mechanism (54L, 54R) and described axletree support (18L, 18R, 46L, 46R) with the second embedded hole (220a, 220b) be arranged on described axletree support (18L, 18R, 46L, 46R).
3. the fixed sturcture of the motor reel (50) of electric vehicles according to claim 1, is characterized in that,
Described motor reel (50) is solid axle, described motor reel (50) is provided with through hole (144), and this through hole (144) feeds to the distribution (148) that described connecting element (110) extends to be passed through.
4. the fixed sturcture of the motor reel (50) of electric vehicles according to claim 3, is characterized in that,
Distribution outlet (152) of described through hole (144) is arranged on the upside of the vehicle body above-below direction of described motor reel (50), and the wiring inlet (150) of described through hole (144) is arranged on the downside of the vehicle body above-below direction of described motor reel (50).
5. the fixed sturcture of the motor reel (50) of electric vehicles according to claim 4, is characterized in that,
In described a pair fastening surface (120L, 122L, 120R, 122R) of described fastening position (118L, 118R), be provided with described through hole (144) distribution outlet (152) side described fastening surface on be provided with the mark of location confirmation.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110083431.5A CN102729798B (en) | 2011-03-29 | 2011-03-29 | Fixing structure of motor shaft for electric vehicle |
| JP2012021445A JP5882766B2 (en) | 2011-03-29 | 2012-02-03 | Motor shaft fixing structure for electric vehicles |
| TW101110335A TWI461315B (en) | 2011-03-29 | 2012-03-26 | Fixation structure for motor shaft of electric vehicle |
| IN889DE2012 IN2012DE00889A (en) | 2011-03-29 | 2012-03-27 | |
| KR1020120031322A KR101291478B1 (en) | 2011-03-29 | 2012-03-27 | Fixation structure for motor shaft of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110083431.5A CN102729798B (en) | 2011-03-29 | 2011-03-29 | Fixing structure of motor shaft for electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN102729798A CN102729798A (en) | 2012-10-17 |
| CN102729798B true CN102729798B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110083431.5A Active CN102729798B (en) | 2011-03-29 | 2011-03-29 | Fixing structure of motor shaft for electric vehicle |
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| Country | Link |
|---|---|
| JP (1) | JP5882766B2 (en) |
| KR (1) | KR101291478B1 (en) |
| CN (1) | CN102729798B (en) |
| IN (1) | IN2012DE00889A (en) |
| TW (1) | TWI461315B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6279867B2 (en) * | 2013-09-30 | 2018-02-14 | 本田技研工業株式会社 | Electric vehicle |
| CN109510364B (en) * | 2017-09-15 | 2021-04-16 | 日本电产株式会社 | Drive device |
| CN107985488A (en) * | 2017-11-15 | 2018-05-04 | 台州市金宇机电有限公司 | A kind of electric car T-shaped chain stay bayonet device for limiting |
| WO2019130903A1 (en) | 2017-12-29 | 2019-07-04 | ヤマハ発動機株式会社 | Saddled electric vehicle |
| WO2019130902A1 (en) | 2017-12-29 | 2019-07-04 | ヤマハ発動機株式会社 | Saddled electric vehicle |
| CN111511635B (en) | 2017-12-29 | 2022-12-27 | 雅马哈发动机株式会社 | Saddle-ride type electric vehicle |
| CN112218775B (en) * | 2018-06-07 | 2024-03-19 | 雅马哈发动机株式会社 | Electric vehicle and driving device for electric vehicle |
| JP2020006796A (en) * | 2018-07-09 | 2020-01-16 | 株式会社オーシャンプロダクツ | Bicycle wheel detachment prevention device |
| JP2020192951A (en) * | 2019-05-30 | 2020-12-03 | ヤマハ発動機株式会社 | In-wheel motor unit and electric vehicle |
| JP2020192952A (en) * | 2019-05-30 | 2020-12-03 | ヤマハ発動機株式会社 | In-wheel motor unit and electric vehicle |
| KR102369073B1 (en) * | 2019-07-12 | 2022-03-02 | 박근호 | A Hanger for Fixing Swing Arm |
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2012
- 2012-02-03 JP JP2012021445A patent/JP5882766B2/en active Active
- 2012-03-26 TW TW101110335A patent/TWI461315B/en not_active IP Right Cessation
- 2012-03-27 IN IN889DE2012 patent/IN2012DE00889A/en unknown
- 2012-03-27 KR KR1020120031322A patent/KR101291478B1/en active IP Right Grant
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| TW376072U (en) * | 1998-08-27 | 1999-12-01 | xi-ru Liao | Improvement of the braking structure |
| CN1470409A (en) * | 2002-07-03 | 2004-01-28 | 本田技研工业株式会社 | Two-wheel motorcycle power unit support structure |
| CN201118359Y (en) * | 2007-10-08 | 2008-09-17 | 苏州盛亿电机有限公司 | Electric wheel hub |
| CN201553263U (en) * | 2009-10-22 | 2010-08-18 | 光阳工业股份有限公司 | Electric vehicle shock absorption structure |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI461315B (en) | 2014-11-21 |
| KR101291478B1 (en) | 2013-07-30 |
| TW201302510A (en) | 2013-01-16 |
| CN102729798A (en) | 2012-10-17 |
| JP5882766B2 (en) | 2016-03-09 |
| KR20120112115A (en) | 2012-10-11 |
| JP2012206710A (en) | 2012-10-25 |
| IN2012DE00889A (en) | 2015-09-11 |
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