CN103009998A - A pedal two-wheel motorcycle - Google Patents
A pedal two-wheel motorcycle Download PDFInfo
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- CN103009998A CN103009998A CN2012103082235A CN201210308223A CN103009998A CN 103009998 A CN103009998 A CN 103009998A CN 2012103082235 A CN2012103082235 A CN 2012103082235A CN 201210308223 A CN201210308223 A CN 201210308223A CN 103009998 A CN103009998 A CN 103009998A
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- cooling air
- teat
- cap assembly
- pedal
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Abstract
The invention provides a pedal two-wheel motorcycle. In the pedal two-wheel Motorcycle, a cover part which is equipped with a cooling air inlet and which covers a cooling fan is configured at one side of the width direction of a crank box and arranged on the crank box. A pair of side edge portions which are connected with the left and right sides of a pedal and which are suspended downwards form a part of a motorcycle cover. Cooling air is high efficiently guided to the cooling air inlet of the cover part in a manner that the motorcycle cover is easy to form and prevents reduced rigidity of the motorcycle cover. At least at the rear part of the side edge portion (24) at one side of width direction, a cooling air guiding recess (90) is formed in a manner that the width direction sinks inwardly. The cooling air guiding recess (90) guides the cooling air to the cover part (82). On the outer surface of the cover part (82), an air guiding convex portion (91) is disposed in a manner that cooling air from the cooling air guiding recess (90) is guided to the cooling air inlet (83). The air guiding convex portion (91) at least comprises a front and back extending convex portion (92) which is extended along the front and back direction in the back extending direction of the upper edge portion (90a) of the cooling air guiding recess (90).
Description
Technical field
The present invention relates to pedal-type two-wheel motorcycle, wherein, power unit has driving engine and driving device, this driving device will be passed to trailing wheel from the rotary power of the crank shaft that is supported in the mode that can rotate freely by the crank case of this driving engine, this power unit is bearing on the vehicle body frame in the mode that can swing, cap assembly with cooling air introducing port of outside side opening is bearing on the above-mentioned crank case in the mode of overall width direction one side that is configured in above-mentioned crank case, cooling fan is sucked into above-mentioned crank case side from above-mentioned cooling air introducing port with cooling air, mode and the described crank shaft interlock of this cooling fan to be covered by described cap assembly, link, the pedal bottom plate in the place ahead by being configured in above-mentioned power unit and be connected with in the left and right sides of this pedal bottom plate and the side edge part of the pair of right and left that hangs down downwards consists of the part of the body cover that covers above-mentioned vehicle body frame.
Background technology
Following structure is disclosed in the patent documentation 1: at the overall width direction one side equipped with radiator of the crank case of driving engine, cap assembly with cooling air introducing port covers described radiator and is bearing on the described crank case, for being blowed cooling air, cools off radiator, hanging down downwards from pedal bottom plate and from the bottom body cover of the described cap assembly of outer side covers, be provided with for the cooling air bullport that cooling air is guided to the cooling air introducing port.
Patent documentation 1:WO2011/027446 trumpeter volume
Summary of the invention
But, in above-mentioned patent documentation 1, in the disclosed structure, need to the cooling air bullport be set at the bottom body cover, the handling ease complicated of bottom body cover.If in addition in order to obtain a large amount of cooling airs with cooling air bullport ever-larger diameters, the possibility that then also exists the rigidity of bottom body cover around the cooling air bullport to reduce.
The present invention makes in view of this situation, its purpose is to provide a kind of pedal-type two-wheel motorcycle, can easily be shaped body cover and can avoid the rigidity of body cover to reduce, and cooling air can be guided to efficiently the cooling air introducing port of cap assembly.
For achieving the above object, pedal-type two-wheel motorcycle of the present invention, power unit is bearing on the vehicle body frame in the mode that can swing, this power unit has driving engine and will be passed to from the rotary power of the crank shaft that is supported in the mode that rotates freely by the crank case of this driving engine the driving device of trailing wheel, cap assembly with cooling air introducing port of outside side opening is bearing on the described crank case in the mode of overall width direction one side that is configured in described crank case, cooling fan is sucked into described crank case side from described cooling air introducing port with cooling air, mode and the described crank shaft interlock of this cooling fan to be covered by described cap assembly, link, the pedal bottom plate in the place ahead by being configured in described power unit and be connected with in the left and right sides of this pedal bottom plate and the side edge part of the pair of right and left that hangs down consists of the part of the body cover that covers described vehicle body frame downwards, its First Characteristic is, at least on the rear portion of the side edge part of described overall width direction one side in the edge, both sides, be formed with cooling air wind-guiding recess in the mode to the inboard depression of overall width direction, this cooling air wind-guiding recess guides to described cap assembly side with cooling air, this cap assembly disposes at least a portion of described cooling air introducing port at the rear of this side edge part, at least have at the fore-and-aft direction that on the extending direction at the rear of the rising wood of described cooling air wind-guiding recess, extends along fore-and-aft direction with the wind-guiding teat on the outside face that is arranged on described cap assembly to the outstanding mode in the overall width direction outside and to extend teat, and, form in the mode that will guide to from the cooling air of described cooling air wind-guiding recess described cooling air introducing port.
In addition, the present invention is on the basis of the structure of First Characteristic, and its Second Characteristic is that all described cooling air introducing ports dispose in the mode in the face of the outside at the rear of the described side edge part of described overall width direction one side.
The present invention first or the basis of the structure of Second Characteristic on, it the 3rd is characterised in that, with the described cooling air wind-guiding recess that tilts to the back upper place accordingly, described fore-and-aft direction extends teat and also is formed obliquely to the back upper place.
The present invention is on each basis of the structure of the first～the 3rd feature, it the 4th is characterised in that, at the described side edge part rear portion of described overall width direction one side, form when side-looking compare with the lower end of described cap assembly extend downwards below extension.
The present invention is on each basis of the structure of the first～the 4th feature, it the 5th is characterised in that, described wind-guiding teat has above-below direction and extends teat, and this above-below direction extends teat and compares with described cooling air introducing port in the wings and to extend downwards from the rear end that described fore-and-aft direction extends teat and outstanding from the outside face of described cap assembly.
The present invention is on the basis of the structure of the 5th feature, it the 6th is characterised in that, described wind-guiding teat extends teat by described fore-and-aft direction and described above-below direction extends teat and downside fore-and-aft direction extension teat constitutes the roughly U word shape that forwards opens wide, wherein, described downside fore-and-aft direction extends teat mode with the extension of front and back, edge below described cooling air introducing port to be given prominence to from the outside face of described cap assembly, and rearward end is connected with the bottom of extending teat in described above-below direction, and the front end of described fore-and-aft direction extension teat is compared ground, the rear end configuration near the described side edge part of described overall width direction one example with the front end of described downside fore-and-aft direction extension teat.
The present invention is on each basis of the structure of the first～the 6th feature, and it the 7th is characterised in that, folding back seat pedal extends teat with described fore-and-aft direction and compares up and dispose in the mode that is overlapped on the described cap assembly from outer side when side-looking.
The present invention is on the basis of the structure of the 7th feature, it the 8th is characterised in that, extend teat with described fore-and-aft direction and compare the second cooling air introducing port that is disposed at the top, the mode that overlaps from outer side with described back seat pedal when the side-looking at least a portion of this second cooling air introducing port is arranged on the described cap assembly.
The present invention is on each basis of the structure of the first～the 8th feature, and it the 9th is characterised in that described cap assembly is compared with the overall width direction outer end of the described side edge part of described overall width direction one side and be disposed at side in the overall width direction when being overlooked.
The present invention is on each basis of the structure of the first～the 9th feature, it the tenth is characterised in that, on the extending direction at the rear of the rising wood of described cooling air wind-guiding recess and along the described fore-and-aft direction that fore-and-aft direction extends, extending teat, with along with the trend rear forms from the mode that the overhang of the outside face of described cap assembly increases.
The present invention is on the basis of the structure of the 5th or the 6th feature, and it the 11 is characterised in that described above-below direction extends teat, is formed obliquely in the mode that becomes anterior position along with trend from the jag of the outside face of described cap assembly.
The present invention is on each basis of the structure of first～the 11 feature, and it the 12 is characterised in that, between described cooling fan and described cap assembly, with the mode equipped with radiator that is covered by this cap assembly.
And, the present invention is on the basis of the structure of the 12 feature, it the 13 is characterised in that, have the containment wall that the front portion of described cooling air introducing port is closed and be configured in shutter board on the described cooling air introducing port, so that the mode near described radiator is arranged on the described cap assembly along with trend the place ahead.
The effect of invention
In accordance with a first feature of the invention, because at least a portion at the cooling air introducing port of the rear of the side edge part of overall width direction one side configuration cap assembly, at least rear portion at the side edge part of overall width direction one side is formed with the cooling air wind-guiding recess that cooling air is guided to the cap assembly side, on the outside face of cap assembly, at least has the wind-guiding teat of the upwardly extending fore-and-aft direction extension teat in front and back to arrange to the outstanding mode in the overall width direction outside, therefore, can be guiding to the cooling air introducing port that the so simple structure of cooling air introducing port guides to cooling air cap assembly efficiently by the wind-guiding teat from the cooling air of cooling air wind-guiding recess, because the cooling air bullport is not set on body cover, therefore, can easily be shaped body cover and can avoid the rigidity of body cover to reduce.And, because fore-and-aft direction extends teat and is extending along front and back on the extending direction at the rear of the rising wood of cooling air wind-guiding recess, therefore, can more effectively utilize fore-and-aft direction to extend teat and bear cooling air from cooling air wind-guiding recess, therefore, become the appearance that can give side edge part and cap assembly continuous impression on fore-and-aft direction, deduce dynamic outward appearance and commodity glamour also get a promotion.
In addition, according to Second Characteristic of the present invention, the cooling air introducing port is not all to be covered by side edge part and in the face of outside mode disposes, therefore, can guarantee that the cooling air introducing port is difficult for sucking from the hot air that starts pusher side.
According to the 3rd feature of the present invention, because extending teat, cooling air wind-guiding recess and fore-and-aft direction be formed obliquely to the back upper place, therefore, the wind that travels from the place ahead can be guided to the cooling air introducing port efficiently as cooling air.
According to the 4th feature of the present invention, the below extension at rear portion of side edge part that is formed on overall width direction one side is compared downwards with the lower end of cap assembly when side-looking and is extended, and therefore, it is all cooling air to be guided to cap assembly from the side edge part in the place ahead.
According to the 5th feature of the present invention, the wind-guiding teat has the above-below direction of comparing in the wings with the cooling air introducing port and extending from the rear end of fore-and-aft direction extension teat downwards and extends teat, therefore, can extend teat by above-below direction and bear side edge part from the place ahead of cap assembly towards rearward cooling air, can more efficiently cooling air be guided to the cooling air introducing port.
According to the 6th feature of the present invention, because the wind-guiding teat extends teat by fore-and-aft direction, above-below direction extends teat and extends along front and back below the cooling air introducing port and extend downside fore-and-aft direction that the bottom of teat is connected with above-below direction and extend teat and form the roughly U word shape that forwards opens wide, therefore, can give the successional impression of the cooling air wind-guiding recess of the wind-guiding teat of having strengthened cap assembly and side edge part, and, the mode that the front end of the fore-and-aft direction extension teat of top is compared with the front end of downside fore-and-aft direction extension teat with the rear end of the side edge part that approaches the place ahead that is positioned at cap assembly disposes, therefore, to guide to the cooling air introducing port towards the rearward wind that travels from the bottom of side edge part easily, and can efficiently cooling air be guided to the cooling air introducing port.
According to the 7th feature of the present invention, folding back seat pedal when side-looking with above fore-and-aft direction extend teat and compare up and dispose in the mode that overlaps on the cap assembly from outer side, therefore, the fore-and-aft direction of top extends teat and can not hidden by the back seat pedal, can guarantee aesthetic appearance, the back seat pedal can not hinder the wind direction cooling air introducing port that travels to be taken into.
According to the 8th feature of the present invention; comparing the second cooling air introducing port that is configured in the top with fore-and-aft direction extension teat is arranged on the cap assembly; therefore; the cooling air that can enlarge on the cap assembly imports Probability Area; and since at least a portion of the second cooling air introducing port during in side-looking the back seat pedal overlapping from outer side; therefore, do not need to arrange special guard block, can effectively protect the second cooling air introducing port by the back seat pedal.
According to the 9th feature of the present invention, cap assembly is compared with the overall width direction outer end of the side edge part in the place ahead of this cap assembly and be configured in overall width direction inboard when being overlooked, therefore, with the importing of considering the wind direction cooling air introducing port that travels cap assembly being compared the situation that is configured in the outside with the outer end of the side edge part in its place ahead compares, reduce the width along the overall width direction of power unit, and cooling air can be taken into the cooling air introducing port of cap assembly.
According to the tenth feature of the present invention, the fore-and-aft direction of top extends teat and forms to increase along with the trend rear from the mode of the overhang of the outside face of cap assembly, therefore, easier cooling air is guided to the cooling air introducing port.
According to the 11 feature of the present invention, the above-below direction that bears from the side edge part in the place ahead of cap assembly towards rearward cooling air extends teat, tilt in the mode that becomes anterior position along with trend from the jag of the outside face of cap assembly, therefore, can extend teat by above-below direction and more effectively bear cooling air, can more effectively cooling air be guided to the cooling air introducing port.
According to the 12 feature of the present invention, therefore the heat sink arrangements that is covered by cap assembly, can be cooled off radiator by cooling air between cooling fan and cap assembly effectively, is suitable for water-cooled driving engine.
And according to the 13 feature of the present invention; have the containment wall that the front portion of cooling air introducing port is closed along with trend the place ahead near the shutter board of above-mentioned radiator and be arranged on the cap assembly; therefore; can protect radiator; especially when being arranged on containment wall near the front portion of the cap assembly of radiator and can preventing carwash etc. in the situation water of high hydraulic pressure directly touch radiator, can effectively protect radiator.
Description of drawings
Fig. 1 is the lateral plan of pedal-type two-wheel motorcycle.
Fig. 2 is the sectional elevation of power unit.
Fig. 3 is the main portion enlarged drawing of Fig. 1.
Fig. 4 is the 4-4 line cutaway view of Fig. 3.
Fig. 5 is the cross-sectional birds-eye view of the relative configuration of expression cap assembly and side edge part.
The explanation of Reference numeral
21... body cover
23... pedal bottom plate
24... side edge part
24b... below extension
82... cap assembly
83... cooling air introducing port
84... cooling fan
90... cooling air wind-guiding recess
90a... the rising wood of cooling air wind-guiding recess
91... wind-guiding is outstanding
92... the upside fore-and-aft direction extends teat
92a... the upside fore-and-aft direction extends the front end of teat
93... above-below direction extends teat
94... the downside fore-and-aft direction extends teat
94a... the downside fore-and-aft direction extends the front end of teat
98... back seat pedal
99... shutter board
99b... containment wall
P... power unit
The specific embodiment
With reference to Fig. 1～Fig. 5 embodiments of the present invention are described.Wherein, in the following description, front and back, up and down and about all directions refer to the direction of observing from the occupant who takes on two-wheeled motor vehicle.
At first in Fig. 1, the vehicle body frame F of the two-wheeled motor vehicle of pedal-type has: the head tube 11 of its front end; Leading section is combined in the main car frame 12 on this head tube 11; Extend and be located at the transverse tube 13 at the rear portion of above-mentioned main car frame 12 in the overall width direction; The rear vehicle frame 14... of the pair of right and left that leading section is connected with the both ends of this transverse tube 13 respectively.
On above-mentioned head tube 11, be supported with front fork 15 that front-wheel WF is supported and shaft-like steering handle 16 in mode that can steering.Above-mentioned main car frame 12 have integratedly from above-mentioned head tube 11 to the back lower place the lower vehicle frame 12a of section that tilts and from the approximate horizontal ground, rear end of this time vehicle frame 12a of section the end 12b of vehicle frame section of extension rearward, above-mentioned main car frame 12 is formed by single tube bending forming.In addition, above-mentioned rear vehicle frame 14 has the 14b of seat rail section that erects the 14a of vehicle frame section and tilt and rearward extend to the back upper place to erect the mild angle of inclination of the 14a of vehicle frame section than this from this upper end that erects the 14a of vehicle frame section that tilts and extend upward from above-mentioned transverse tube 13 to the back upper place integratedly, and above-mentioned rear vehicle frame 14 is formed by single tube bending forming.
Namely erect in the front portion that is arranged at two rear vehicle frame 14... on the above-mentioned vehicle body frame F on the carriage 101 of bottom of the 14a of vehicle frame section, one end is attached at the connecting rod 104 on the suspension part 102 of front side lower part of the power unit P that is arranged at unit oscillating via axle 103 the other end is bonded via axle 105, above-mentioned power unit P can swingingly be bearing on the vehicle body frame F in the mode that can swing up and down, and trailing wheel WR axle is bearing in the rear portion of this power unit P.In addition, between the rear portion of the 14b of seat rail section of the rear vehicle frame 14 in the left side in the rear vehicle frame 14... of pair of right and left and the rear portion of above-mentioned power unit P, be provided with rear vibration absorption unit 17.
Between the front portion of two rear vehicle frame 14... on the vehicle body frame F, be supported with containing box 18, cover the two human-like front upper lateral parts that are bearing in by bus above-mentioned containing box 18 with seat 19 in the mode that can open and close of this containing box 18 from the top.And, at the rear of containing box 18, to be disposed the Fuel Tank 20 by above-mentioned two rear vehicle frame 14 supportings by the above-mentioned mode that covers with seat 19 by bus.
The part of above-mentioned vehicle body frame F, above-mentioned power unit P, above-mentioned containing box 18 and above-mentioned Fuel Tank 20 are covered by body cover 21, and the part of above-mentioned body cover 21 is made of following part: from the place ahead to being sitting in the above-mentioned leg shield 22 that covers with the shank of the occupant on the seat 19 by bus; Place foot and be connected with and be configured in the pedal bottom plate 23 in the place ahead of above-mentioned power unit P with the bottom of above-mentioned leg shield 22 for being sitting in occupant on the above-mentioned by bus seat 19; Has the side edge part 24... of the pair of right and left that hangs down from the both sides of this pedal bottom plate 23 downwards and from the side and below lower shield 25 that the end 12b of vehicle frame section of above-mentioned main car frame 12 is covered.
In Fig. 2, above-mentioned power unit P by the watercooled engine E of single cylinder of the front side that is configured in above-mentioned trailing wheel WR and be folded in this driving engine E and above-mentioned trailing wheel WR between driving device M consist of.
The engine main body 29 of above-mentioned driving engine E has: by about be divided into the crank case 30 that two-part left and right sides crank case halfbody 30L, 30R are combined into; Be combined in the cylinder block 31 on this crank case 30; Be combined in the cylinder head 32 on this cylinder block 31; Be combined in the housing 33 on this cylinder head 32, piston 35 is entrenched in the cylinder thorax 34 in the mode that can slide, and this cylinder thorax 34 has the cylinder-bore axis that slightly tilts to the front upper place and is located in the cylinder block 31.On the above-mentioned crank case 30, rotation is supported with the crank shaft 36 that the Width at vehicle body frame F extends freely, is connected with above-mentioned piston 35 at this crank shaft 36.
Between cylinder block 31 and cylinder head 32, be formed with the combustion chamber 37 in the face of the top of above-mentioned piston 35, control is carried out the driving valve device 38 of driven for opening and closing from the blow off valve (not shown) of the exhaust of above-mentioned combustion chamber 37 to the air inlet valve (not shown) of the air inlet of this combustion chamber 37 and control, be housed between cylinder head 32 and the housing 33, the camshaft 39 that this driving valve device 38 possesses is being bearing on the cylinder head 32 around the mode of the axis rotation parallel with above-mentioned crank shaft 36.
Between above-mentioned crank shaft 36 and above-mentioned camshaft 39, be provided with timing driving device 42, this timing driving device 42 comprises cam chain 41, this cam chain 41 is formed on the cam chain chamber 40 interior movements on the above-mentioned engine main body 29 in from above-mentioned crank case 30 to the scope of above-mentioned cylinder head 32, by this timing transmission device 42, be passed to above-mentioned camshaft 39 from the power of crank shaft 36 with 1/2 reduction ratio.
Above-mentioned driving device M has variable v-belt drive 43 and the output of this toric transmission 43 is slowed down and is passed to the gear reduction 44 of the axletree 45 of trailing wheel WR, and variable v-belt drive 43 and gear reduction 44 are housed in the transmission gearbox 46 that is connected with above-mentioned crank case 30 and extends to the left side side of trailing wheel WR.
Above-mentioned transmission gearbox 46 comprises: box main body 47, and it links to each other integratedly with the left crank case halfbody 30L of crank case 30 and rearward extends until the left side side of trailing wheel WR; Outside mask 48 forms the change-speed box chamber 50 of accommodating above-mentioned variable v-belt drive 43 between this outside mask 48 and above-mentioned box main body 47, and from the outside and 47 combinations of this box main body; Inboard cover 49 forms the gear chamber 51 of accommodating said gear speed reduction gearing 44, and is combined with the rear portion of this box main body 47 from inboard between the rear portion of this inboard cover 49 and above-mentioned box main body 47.
Variable v-belt drive 43 be arranged on the left part of charging into to above-mentioned change-speed box chamber the above-mentioned crank shaft 36 in 50 and and the mode of 52 of the transmission shafts of axletree 45 interlocks of above-mentioned trailing wheel WR, binding be housed in the above-mentioned change-speed box chamber 50, this variable v-belt drive 43 has: tape wrapping variable diameter and be located at driving pulley 53 on the above-mentioned crank shaft 36; Be located at the driven pulley 54 on the transmission shaft 52; The V that is wound on the ring-type on driving pulley 53 and the driven pulley 54 is with 55.
Above-mentioned driving pulley 53 comprises: fixed pulley half 56, and it is fixed on the crank shaft 36; Movable pulley half 57, it can approach, separate with respect to fixed pulley half 56, compares with fixed pulley half 56 and is configured in crank case 30 sides.
In addition, be fixed on the above-mentioned crank shaft 36 from the opposition side of above-mentioned fixed pulley half 56 and above-mentioned movable pulley half 57 relative lamp plates 58, between this lamp plate 58 and above-mentioned movable pulley half 57, be equipped with a plurality of counterweight roller 59....And, with the increase of the rotative speed of the above-mentioned lamp plate 58 that together rotates with above-mentioned crank shaft 36 correspondingly, by acting on the centnifugal force on the above-mentioned counterweight roller 59..., above-mentioned movable pulley half 57 is driven to pressing near a thruster of fixed pulley half 56, and it is large that the tape wrapping radius of driving pulley 53 becomes.
On the outside mask 48 of above-mentioned transmission gearbox 46, rotation is supported with pedal spindle 61 freely, is provided with foot pedals 62 in the outer end of this pedal spindle 61.In addition in the inner face side of outside mask 48 and be provided with kick-type starter 63 between above-mentioned pedal spindle 61 and above-mentioned crank shaft 36, this kick-type starter 63 can be passed to above-mentioned crank shaft 36 with the rotary power with the corresponding pedal spindle 61 of operation of entering into of foot pedals 62.In addition, on the outside face of the fixed pulley half 56 of driving pulley 53, be equipped with a plurality of fin 64..., these a plurality of fins 64 are used for making above-mentioned fixed pulley half 56 performances as making cooling air in the function of the cooling fan of transmission gearbox 46 interior circulations.
Driven pulley 54 is made of fixed pulley half 68 and movable pulley half 69, wherein, fixed pulley half 68 is fixed on the inner core 66 cylindraceous, and this inner core 66 is coaxially around above-mentioned transmission shaft 52 and supporting with respect to the mode of these transmission shaft 52 rotations; Movable pulley half 69 is fixed on can carry out axially relatively moving and relatively rotating and coaxially on the urceolus 67 of above-mentioned inner core 66 with respect to above-mentioned inner core 66, thus, can approach, separate with respect to above-mentioned fixed pulley half 68, between fixed pulley half 68 and movable pulley half 69, be wound with V and be with 55.In addition, according to the axial component of relative rotatable phase official post of 68 of movable pulley half 69 and fixed pulley half act on two pulley half 68,69 torque cam mechanism mechanism 70 is arranged between above-mentioned inner core 66 and the above-mentioned urceolus 67, movable pulley half 69 is suppressed to fixed pulley half 68 sides by coil spring 71, between fixed pulley half 68 and transmission shaft 52, be provided with centrifugal clutch 72, be accompanied by engine speed and surpass the setting rotating speed, this centrifugal clutch 72 becomes power delivery status.
And the fixed pulley half 68 of driven pulley 54 and the axially spaced-apart between the movable pulley half 69 are determined by following equilibrium of forces: the axial power that produces by above-mentioned torque cam mechanism mechanism 70; The axial elastic force that produces by coil spring 71; Act on the septal direction that separates 69 of fixed pulley half 68 and movable pulley half from V with 55 power, if in driving pulley 53 by make movable pulley half 57 near fixed pulley half 56 make V with 55 become large to the winding radius of driving pulley 53, then V diminishes with 55 the winding radius to driven pulley 54.
One end of the axletree 45 of trailing wheel WR, run through airtightly inboard cover 49 and in gear chamber 51, charge into, the one end rotation of this axletree 45 is bearing on box main body 47 and the inboard cover 49 freely, is provided with gear reduction 44 between above-mentioned transmission shaft 52 and above-mentioned axletree 45.In addition, the swing arm 73 that is connected with on the crank case 30 of engine main body 29 is configured in the right side of trailing wheel WR, is supported with freely the other end of above-mentioned axletree 45 in the rotation of the rear portion of this swing arm 73.
Said gear speed reduction gearing 44 has: driven wheel 74, and it is arranged on the transmission shaft 52 integratedly, the rotary power that this transmission shaft 52 transmits from above-mentioned crank shaft 36; Ring gear 75, this ring gear 75 are arranged on the axletree 45 of above-mentioned trailing wheel WR; The first and second intermediate gear 76,76, this first and second intermediate gear 76,76 is provided between this ring gear 75 and the above-mentioned driven wheel 74, freely by above-mentioned box main body 47 and inboard the cover on 49 counter gear shafts 108 that support, be provided with regularly the first and second intermediate gear 76,76 in the both ends rotation.
Right-hand end at the crank shaft 36 that rotates the right crank case halfbody 30R that runs through freely above-mentioned crank case 30 is fixed with external rotor 77, be fixed on the back plate 80 together to consist of the internal stator 78 that the mode of electrical generator 79 centered on by external rotor 77 with this external rotor 77, this back plate 80 is fastened on the right crank case halfbody 30R.
In overall width direction one side of above-mentioned crank case 30, present embodiment, it is overall width direction right side, dispose the cap assembly 82 of the cooling air introducing port 83 with outside side opening, this cap assembly 82 is bearing on the right crank case halfbody 30R of above-mentioned crank case 30 via the guard shield 81 of the tubular that surrounds above-mentioned electrical generator 79.In addition, the cooling fan 84 that sucks cooling air from above-mentioned cooling air introducing port 83 to above-mentioned crank case 30 sides is with the mode that covered by above-mentioned cap assembly 83 and above-mentioned crank shaft 36 interlocks, binding.That is, cooling fan 84 is fixed on the right part of above-mentioned crank shaft 36 in the mode of the overall width direction inboard that is positioned at above-mentioned cap assembly 82.
Between above-mentioned cooling fan 84 and above-mentioned cap assembly 82, with the mode equipped with radiator 85 that is covered by this cap assembly 82, this radiator 85 is by above-mentioned guard shield 81 supportings.
On the other hand, on the camshaft 39 with the driving valve device 38 that is housed in 33 of cylinder head 32 and housings, the pump shaft 87 that is installed in the cooling water pump 86 on the right flank of above-mentioned cylinder head 32 is with coaxial and can not counterrotating mode link, and cooling water pump 86 is connected on the above-mentioned radiator 85 via calorstat 88.
In the lump with reference to Fig. 3～Fig. 5, above-mentioned cap assembly 82, dispose the mode of at least a portion of above-mentioned cooling air introducing port 83 take the rear of the side edge part 24 of overall width direction one side in the side edge part 24... of the pair of right and left of a part that consists of above-mentioned body cover 21 (in the present embodiment as overall width direction right side), be bearing in via above-mentioned guard shield 81 on the right crank case halfbody 30R of above-mentioned crank case 30, in the present embodiment, such as Fig. 3 and shown in Figure 5, above-mentioned cooling air introducing port 83 all is configured in the rear of the described side edge part 24 on right side, and above-mentioned cap assembly 82 is compared the overall width direction that is configured in when overlooking with the overall width direction outer end 24a of the above-mentioned side edge part 24 on right side inboard.In addition, on the top of above-mentioned cap assembly 82, be provided with from the cover portion 82a of outer side covers filler cap (not shown), this filler cap can be installed on the filler neck (not shown) on the top of above-mentioned radiator 85 with installing and removing.
And, at least rear portion at the side edge part 24 on above-mentioned right side, cooling air wind-guiding recess 90 to above-mentioned cap assembly 82 sides guiding cooling air forms in the mode to the inboard depression of overall width direction, at the rear portion of the side edge part 24 on this right side, compare the below extension 24b that extends when forming side-looking downwards with the lower end of above-mentioned cap assembly 82.And the bottom of below extension 24b is fastened on the strut member 95 by screwed part 96, and this strut member 95 is fixed on the 14a of the vehicle frame section that erects on the rear vehicle frame 14 on right side of vehicle body frame F.
On the outside face of above-mentioned cap assembly 82, to be provided with wind-guiding teat 91 to the outstanding mode in the overall width direction outside, this wind-guiding teat 91 has at least at the upside fore-and-aft direction that extends along fore-and-aft direction on the extending direction at the rear of the rising wood 90a of above-mentioned cooling air wind-guiding recess 90 and extends teat 92, and forming from the cooling air of above-mentioned cooling air wind-guiding recess 90 mode to above-mentioned cooling air introducing port 83 guiding.And the upside fore-and-aft direction extends teat 92 and the above-mentioned cooling air wind-guiding recess 90 that tilts to the back upper place accordingly, and the upside fore-and-aft direction extends teat 92 and also is formed obliquely to the back upper place.
Above-mentioned wind-guiding teat 91 extends teat 92 by above-mentioned upside fore-and-aft direction, above-below direction extends teat 93, the downside fore-and-aft direction extends teat 94 and constitutes the roughly U word shape that forwards opens wide, wherein, above-below direction extends teat 93 and compares with above-mentioned cooling air introducing port 83 in the wings and to extend downwards from the rear end that the upside fore-and-aft direction extends teat 92 and outstanding from the outside face of above-mentioned cap assembly 82, the mode that downside fore-and-aft direction extension teat 94 extends with the front and back, edge below above-mentioned cooling air introducing port 83 bottom outstanding from the outside face of above-mentioned cap assembly 82 and rearward end and above-mentioned above-below direction extension teat 93 is connected with, and the front end 92a of above-mentioned upside fore-and-aft direction extension teat 92 compares with the front end 94a of above-mentioned downside fore-and-aft direction extension teat 94 near the rear end of the above-mentioned side edge part 24 on right side and disposes.
As expressing among Fig. 5, above-mentioned upside fore-and-aft direction extends teat 92 to form along with tending to the large mode of outstanding quantitative change of rear from the outside face of above-mentioned cap assembly 82, above-mentioned above-below direction extends teat 93, is formed obliquely in the mode that becomes anterior position along with trend from the jag of the outside face of above-mentioned cap assembly 82.
As shown in Figure 3, on the upper fixing hearing support 97 of the 14a of the vehicle frame section that erects of the rear vehicle frame 14 on the right side of vehicle body frame F, be supported with folding back seat pedal 98, this back seat pedal 98 is compared up with upside fore-and-aft direction extension teat 92 and is disposed in the mode that overlaps from the outside on the above-mentioned cap assembly 82.
And, on above-mentioned cap assembly 82, extend teat 92 with the upside fore-and-aft direction and compare the second cooling air introducing port 106 that is configured in the top, to have the mode of above-mentioned back seat pedal 98 to arrange in that its at least a portion (in the present embodiment for a part) is overlapping from the outside when going up in side-looking.
On above-mentioned cap assembly 82, have the wing plate 99a... of a plurality of upper downward-extensions and the containment wall 99b that the front portion of above-mentioned cooling air introducing port 83 is closed and be configured in shutter board 99 on the above-mentioned cooling air introducing port 83, so that the mode near above-mentioned radiator 85 arranges along with trend the place ahead.
The below describes the effect of present embodiment, cap assembly 82 with cooling air introducing port 83 of outside side opening, the rear of the side edge part 24 on the overall width direction right side in the side edge part 24... of the pair of right and left of a part that consists of body cover 21, mode with at least a portion of configuration cooling air introducing port 83 is bearing on the crank case 30 of driving engine E, cooling air is sucked mode and crank shaft 36 interlocks of cooling fan 84 to be covered by cap assembly 82 of above-mentioned crank case 30 sides from cooling air introducing port 83, link, but, at least rear portion at the above-mentioned side edge part 24 on right side, cooling air is guided to the cooling air wind-guiding recess 90 of above-mentioned cap assembly 82 sides, form in the mode to the inboard depression of overall width direction, on the outside face of cap assembly 82, at least have at the upside fore-and-aft direction that on the extending direction at the rear of the rising wood 90a of above-mentioned cooling air wind-guiding recess 90, extends along fore-and-aft direction with the wind-guiding teat 91 that arranges to the outstanding mode in the overall width direction outside and to extend teat 92, and form in the mode that will guide to from the cooling air of cooling air wind-guiding recess 90 cooling air introducing port 83.
Therefore, can be guiding to the cooling air introducing port 83 that cooling air introducing port 83 so simple structures guide to cooling air cap assembly 82 efficiently by wind-guiding teat 91 from the cooling air of cooling air wind-guiding recess 90, the cooling air bullport is not set on body cover 21, therefore, the body cover 21 that can easily be shaped, and can avoid the rigidity of body cover 21 to reduce.And, the upside fore-and-aft direction extends teat 92 and is extending along front and back on the extending direction at the rear of the rising wood 90a of cooling air wind-guiding recess 90, therefore, can be more effectively extend teat 92 by the upside fore-and-aft direction and bear cooling air from cooling air wind-guiding recess 90, therefore, becoming can be to the appearance of people's side edge part 24 and cap assembly 82 continuous impression on fore-and-aft direction, and deduce dynamic outward appearance and commodity glamour also get a promotion.
In addition, because all cooling air introducing ports 83 dispose in the face of outside mode with the rear at the above-mentioned side edge part 24 on right side, do not disposed in the face of outside mode by side edge part 24 mulched grounds with whole cooling air introducing ports 83, therefore, can guarantee that cooling air introducing port 83 is difficult for sucking the hot air from driving engine E side.
In addition, since with the cooling air wind-guiding recess 90 that tilts to the back upper place accordingly, above-mentioned upside fore-and-aft direction extends teat 92 and also is formed obliquely to the back upper place, therefore, the wind that travels from the place ahead can be guided to cooling air introducing port 83 efficiently as cooling air.
In addition, at the rear portion of the above-mentioned side edge part 24 on right side, form when side-looking compare with the lower end of cap assembly 82 extend downwards below extension 24b, therefore, can cooling air be guided to from the side edge part 24 in the place ahead the integral body of cap assembly 82.
In addition, wind-guiding teat 91 has to compare with cooling air introducing port 83 in the wings and extends downwards from the rear end that the upside fore-and-aft direction extends teat 92 and extend teat 93 from the outstanding above-below direction of the outside face of cap assembly 82, therefore, can extend teat 93 by above-below direction and bear side edge part 24 from the place ahead of cap assembly 82 towards rearward cooling air, can more efficiently cooling air be guided to cooling air introducing port 83.
In addition, wind-guiding teat 91 extends teat 92 by the upside fore-and-aft direction and above-below direction extends teat 93, and below cooling air introducing port 83, extend along front and back and downside fore-and-aft direction that outstanding and rearward end and above-below direction extend teat 93 from the outside face of cap assembly 82 bottom is connected with extends teat 94 and constitutes the unlimited roughly U word shape in the place ahead, therefore, can give the wind-guiding teat 91 of the having strengthened cap assembly 82 successional impression with the cooling air wind-guiding recess 90 of side edge part 24, and, the front end 92a that the upside fore-and-aft direction extends teat 92 compares with the front end 94a that the downside fore-and-aft direction extends teat 94, approach the place ahead be positioned at cap assembly 82 side edge part 24 the rear end be configured, therefore, to guide to cooling air introducing port 83 towards the rearward wind that travels from the bottom of side edge part 24 easily, and can efficiently cooling air be guided to cooling air introducing port 83.
In addition, folding back seat pedal 98 is when side-looking, extending teat 92 with the upside fore-and-aft direction compares up and disposes in the mode that overlaps from the outside on the above-mentioned cap assembly 82, therefore, the upside fore-and-aft direction extends teat 92 and can not hidden by back seat pedal 98, can guarantee appearance design, back seat pedal 98 can not hinder being taken into of the wind direction cooling air introducing port 83 that travels.
In addition; comparing the second cooling air introducing port 106 that is configured in the top with upside fore-and-aft direction extension teat 92 is arranged on the cap assembly 82; therefore; the cooling air that can enlarge on the cap assembly 82 imports Probability Area; and owing to overlapping from the outside during in side-looking at least a portion of the second cooling air introducing port 106 back seat pedal 98 arranged; therefore, do not need to arrange special guard block, can effectively protect the second cooling air introducing port 106 by back seat pedal 98.
In addition, cap assembly 82 is compared with the overall width direction outer end 24 of the side edge part 24 on right side and be configured in overall width direction inboard when being overlooked, therefore, cap assembly 82 is compared the situation that is configured in the outside compare with the outer end of the side edge part 24 in its place ahead with considering to the importing of the wind that travels of cooling air introducing port 83, reduce the width along the overall width direction of power unit P, and cooling air can be taken into the cooling air introducing port 83 of cap assembly 82.
In addition, the upside fore-and-aft direction extends teat 92 to form along with tending to the mode of rear from the overhang increase of the outside face of above-mentioned cap assembly 82, therefore, easier cooling air is guided to cooling air introducing port 83, above-below direction extends teat 93 and is formed obliquely in the mode that becomes anterior position along with trend from the jag of the outside face of above-mentioned cap assembly 82, therefore, can extend teat 93 by above-below direction and more effectively bear cooling air, cooling air more effectively can be guided to cooling air introducing port 83.
In addition, between cooling fan 84 and cap assembly 82, with the mode equipped with radiator 85 that is covered by cap assembly 82, therefore, can effectively cool off radiator 85 by cooling air, be fit to be applied to water-cooled driving engine E.
And; have the containment wall 99b that closes the front portion of cooling off phoenix introducing port 83 and the shutter board 99 that is disposed at cooling air introducing port 83; so that the mode near above-mentioned radiator 85 is arranged on the cap assembly 82 along with trend the place ahead; therefore; can protect radiator 85; especially, in the time of can preventing carwash by being arranged on containment wall 99b near the front portion of the cap assembly 82 of radiator 85 etc. in the situation water of high hydraulic pressure directly touch radiator 85, can effectively protect radiator 85.
More than, embodiments of the present invention are illustrated, but the invention is not restricted to above-mentioned embodiment, can within not breaking away from the scope of the present invention of putting down in writing in claims, carry out various design modifications.
For example, in the above-mentioned embodiment, be that water-cooled situation is illustrated to driving engine E, but the present invention can also be applicable to the pedal-type two-wheel motorcycle that driving engine is air-cooled type.
Claims (13)
1. pedal-type two-wheel motorcycle, power unit (P) is bearing on the vehicle body frame (F) in the mode that can swing, this power unit (P) has driving engine (E) and will be passed to from the rotary power of the crank shaft (36) that is supported in the mode that rotates freely by the crank case of this driving engine (E) (30) driving device (M) of trailing wheel (WR), cap assembly (82) with cooling air introducing port (83) of outside side opening is bearing on the described crank case (30) in the mode of overall width direction one side that is configured in described crank case (30), cooling fan (84) is sucked into described crank case (30) side from described cooling air introducing port (83) with cooling air, mode and described crank shaft (36) interlock of this cooling fan (84) to be covered by described cap assembly (82), link, the pedal bottom plate (23) in the place ahead by being configured in described power unit (P) and be connected with in the left and right sides of this pedal bottom plate (23) and the side edge part (24) of the pair of right and left that hangs down consists of the part of the body cover (21) that covers described vehicle body frame (F) downwards, it is characterized in that, at least on the rear portion of the side edge part (24) of described overall width direction one example in edge, both sides (24), be formed with cooling air wind-guiding recess (90) in the mode to the inboard depression of overall width direction, this cooling air wind-guiding recess (90) guides to described cap assembly (82) side with cooling air, this cap assembly (82) disposes at least a portion of described cooling air introducing port (83) at the rear of this side edge part (24), at least have at the fore-and-aft direction that on the extending direction at the rear of the rising wood (90a) of described cooling air wind-guiding recess (90), extends along fore-and-aft direction with the wind-guiding teat (91) on the outside face that is arranged on described cap assembly (82) to the outstanding mode in the overall width direction outside and to extend teat (92), and, form in the mode that will guide to from the cooling air of described cooling air wind-guiding recess (90) described cooling air introducing port (83).
2. pedal-type two-wheel motorcycle as claimed in claim 1 is characterized in that, all described cooling air introducing ports (83) dispose in the mode in the face of the outside at the rear of the described side edge part (24) of described overall width direction one side.
3. pedal-type two-wheel motorcycle as claimed in claim 1 or 2 is characterized in that, with the described cooling air wind-guiding recess (90) that tilts to the back upper place accordingly, described fore-and-aft direction extends teat (92) and also is formed obliquely to the back upper place.
4. such as each described pedal-type two-wheel motorcycle of claim 1～3, it is characterized in that, at described side edge part (24) rear portion of described overall width direction one side, form when side-looking and to compare the below extension (24b) that extends with the lower end of described cap assembly (82) downwards.
5. such as each described pedal-type two-wheel motorcycle of claim 1～4, it is characterized in that, described wind-guiding teat (91) has above-below direction and extends teat (93), and this above-below direction extends teat (93) and compares with described cooling air introducing port (83) in the wings and to extend downwards from the rear end that described fore-and-aft direction extends teat (92) and give prominence to from the outside face of described cap assembly (82).
6. pedal-type two-wheel motorcycle as claimed in claim 5, it is characterized in that, described wind-guiding teat (91) extends teat (92) by described fore-and-aft direction and described above-below direction extends teat (93) and downside fore-and-aft direction extension teat (94) constitutes the roughly U word shape that forwards opens wide, wherein, it is outstanding from the outside face of described cap assembly (82) in the mode of front and back, edge extension in the below of described cooling air introducing port (83) that described downside fore-and-aft direction extends teat (94), and rearward end is connected with the bottom of extending teat (93) in described above-below direction, and the front end (92a) of described fore-and-aft direction extension teat (92) is compared ground, the rear end configuration near the described side edge part (24) of described overall width direction one side with the front end (94a) of described downside fore-and-aft direction extension teat (94).
7. such as each described pedal-type two-wheel motorcycle of claim 1～6, it is characterized in that folding back seat pedal (98) extends teat (92) with described fore-and-aft direction and compares up and dispose in the mode that is overlapped on the described cap assembly (82) from outer side when side-looking.
8. pedal-type two-wheel motorcycle as claimed in claim 7, it is characterized in that, extend teat (92) with described fore-and-aft direction and compare the second cooling air introducing port (106) that is disposed at the top, the mode that overlaps from outer side with described back seat pedal (98) when the side-looking at least a portion of this second cooling air introducing port (106) is arranged on the described cap assembly (82).
9. such as each described pedal-type two-wheel motorcycle of claim 1～8, it is characterized in that,
Described cap assembly (82) is compared with the overall width direction outer end (24a) of the described side edge part (24) of described overall width direction one side and be disposed at side in the overall width direction when being overlooked.
10. such as each described pedal-type two-wheel motorcycle of claim 1～9, it is characterized in that, on the extending direction at the rear of the rising wood (90a) of described cooling air wind-guiding recess (90) and along the described fore-and-aft direction that fore-and-aft direction extends, extending teat (92), with along with the trend rear forms from the mode that the overhang of the outside face of described cap assembly (82) increases.
11. such as claim 5 or 6 described pedal-type two-wheel motorcycles, it is characterized in that, described above-below direction extends teat (93), is formed obliquely in the mode that becomes anterior position along with trend from the jag of the outside face of described cap assembly (82).
12. each described pedal-type two-wheel motorcycle such as claim 1～11, it is characterized in that, between described cooling fan (84) and described cap assembly (82), with the mode equipped with radiator (85) that is covered by this cap assembly (82).
13. pedal-type two-wheel motorcycle as claimed in claim 12, it is characterized in that, have the containment wall (99b) that the front portion of described cooling air introducing port (83) is closed and be configured in shutter board (99) on the described cooling air introducing port (83), so that the mode near described radiator (85) is arranged on the described cap assembly (82) along with trend the place ahead.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011208317A JP5703183B2 (en) | 2011-09-25 | 2011-09-25 | Scooter type motorcycle |
| JP2011-208317 | 2011-09-25 |
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| Publication Number | Publication Date |
|---|---|
| CN103009998A true CN103009998A (en) | 2013-04-03 |
| CN103009998B CN103009998B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210308223.5A Active CN103009998B (en) | 2011-09-25 | 2012-08-24 | Pedal-type two-wheel motorcycle |
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| Country | Link |
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| JP (1) | JP5703183B2 (en) |
| CN (1) | CN103009998B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110475991A (en) * | 2017-03-31 | 2019-11-19 | 本田技研工业株式会社 | Vehicular power unit |
| CN111164001A (en) * | 2017-09-29 | 2020-05-15 | 本田技研工业株式会社 | Battery arrangement structure and saddle-ride type vehicle |
| CN112238917A (en) * | 2019-07-19 | 2021-01-19 | 本田技研工业株式会社 | Saddle-ride type vehicle |
| CN112703307A (en) * | 2018-09-25 | 2021-04-23 | 本田技研工业株式会社 | Power unit for saddle-ride type vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020131839A (en) * | 2019-02-15 | 2020-08-31 | 本田技研工業株式会社 | Intake duct structure of vehicle |
| JP2022066070A (en) | 2020-10-16 | 2022-04-28 | ヤマハ発動機株式会社 | Saddle-riding type vehicle |
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| JP3696508B2 (en) * | 2000-12-28 | 2005-09-21 | 本田技研工業株式会社 | Radiator device for vehicle |
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| DE3434861A1 (en) * | 1984-09-22 | 1986-04-03 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Air-cooled internal combustion engine with air baffle plate arranged in the air flow |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110475991A (en) * | 2017-03-31 | 2019-11-19 | 本田技研工业株式会社 | Vehicular power unit |
| CN111164001A (en) * | 2017-09-29 | 2020-05-15 | 本田技研工业株式会社 | Battery arrangement structure and saddle-ride type vehicle |
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| CN112703307A (en) * | 2018-09-25 | 2021-04-23 | 本田技研工业株式会社 | Power unit for saddle-ride type vehicle |
| CN112703307B (en) * | 2018-09-25 | 2023-04-11 | 本田技研工业株式会社 | Power unit for saddle-ride type vehicle |
| CN112238917A (en) * | 2019-07-19 | 2021-01-19 | 本田技研工业株式会社 | Saddle-ride type vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103009998B (en) | 2015-11-25 |
| JP5703183B2 (en) | 2015-04-15 |
| JP2013067304A (en) | 2013-04-18 |
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