CN1594017A - Motor cycle - Google Patents

Motor cycle Download PDF

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Publication number
CN1594017A
CN1594017A CN 200410079140 CN200410079140A CN1594017A CN 1594017 A CN1594017 A CN 1594017A CN 200410079140 CN200410079140 CN 200410079140 CN 200410079140 A CN200410079140 A CN 200410079140A CN 1594017 A CN1594017 A CN 1594017A
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CN
China
Prior art keywords
carriage
car body
connecting rod
engine installation
swing
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Granted
Application number
CN 200410079140
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Chinese (zh)
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CN1331707C (en
Inventor
袴田猛男
冈本泰雄
重富祐哉
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Yamaha Motor Co Ltd
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Yamaha Motor Co Ltd
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Publication date
Application filed by Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Publication of CN1594017A publication Critical patent/CN1594017A/en
Application granted granted Critical
Publication of CN1331707C publication Critical patent/CN1331707C/en
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Abstract

To provide a motorcycle capable of supporting a unit-swing type power unit in a rocking manner on a body frame with a simple structure while maintaining high rigidity in the torsional direction. In the motorcycle to support a unit-swing type power unit 3 in a rocking manner on a body frame 4, a pair of right and left links 5 having a rocking end part are provided on the body frame 4, a suspension bracket 201 having a rocking end part is connected between the pair of right and left links 5, and the unit-swing type power unit 3 is supported in a rocking manner by the rocking end parts of the pair of right and left links 5 and the rocking end part of the suspension bracket 201.

Description

Two-wheeled motor vehicle
Technical field
The present invention relates to swing the two-wheeled motor vehicle that supports the combined swinging engine installation freely.
Background technology
In the two-wheeled motor vehicle, has such two-wheeled motor vehicle, the bolster that is pair of right and left is arranged on the car body framework, the support shaft supports of this pair of right and left hangs connecting rod, this hangs the both end sides of the bolster of connecting rod the axle supporting, and combined swinging engine installation (for example patent documentation 1) is supported in swing freely.
The combined swinging engine installation, with the bolster is center direction swing up and down, and when the direction inclination to the left and right of car body framework, the load of direction of twist passes to the suspension connecting rod by bolster from the both sides of car body framework, this hang connecting rod and combined swinging engine installation together to the inclined of car body framework.
Patent documentation 1: the flat 9-11961 communique of Japanese Patent Publication Laid-Open
But owing to support the combined swinging engine installation freely with the both end sides swing of the bolster that supports this suspension connecting rod, bolster just by the car body boom foot at central part, so in order to keep the rigidity of direction of twist, must take certain countermeasure.
Summary of the invention
The present invention makes in order to solve such problem, its objective is, a kind of rigidity that can highly keep direction of twist on one side is provided, can by simply be configured in car body framework on swing the two-wheeled motor vehicle that freely support combined swinging engine installation on one side.
In order to solve above-mentioned problem and to achieve the goal, of the present invention being constructed as follows:
The described invention of claim 1 is a kind of two-wheeled motor vehicle, and the combined swinging engine installation is supported in swing freely on the car body framework, it is characterized in that,
On above-mentioned car body framework, be provided with the connecting rod of pair of right and left with swing end,
Between the connecting rod of above-mentioned pair of right and left, be provided with the interconnected suspension carriage of left and right sides connecting rod,
The swing end of the connecting rod by above-mentioned pair of right and left and the swing end of above-mentioned suspension carriage, the combined swinging engine installation is supported in swing freely.
The described invention of claim 2 is a two-wheeled motor vehicle as claimed in claim 1, it is characterized in that, described suspension carriage dress takes off and is connected freely on the described connecting rod.
Based on above-mentioned formation, the present invention has following effect.
In the described invention of claim 1, the swing end of the connecting rod by pair of right and left and 3 of swing end that hang carriage swing and support the combined swinging engine installation freely, in the rigidity that keeps direction of twist with simple structure, raising riding stability, the sliding when improving the swing of combined swinging engine installation.
In the described invention of claim 3, between connecting rod in pair of right and left, can connect the suspension carriage by clamp structure, and utilize clamp structure to make the suspension carriage be in the positioning and fixing state, in the swing end of the connecting rod of pair of right and left with hang also tightly fixing clamp structure of fulcrum that assembling engine installation on the swing end of carriage is connected usefulness, can swing accurately with simple structure and support the combined swinging engine installation freely.
Description of drawings
Fig. 1 is the lateral plan of scooter type motor cycle.
Fig. 2 is the birds-eye view of car body framework.
Fig. 3 is the lateral plan of seat portion.
Fig. 4 is the birds-eye view of seat portion.
Fig. 5 is the lateral plan of aspirate tube installation portion.
Fig. 6 is the birds-eye view of aspirate tube installation portion.
Fig. 7 is the cutaway view along the VII-VII line of Fig. 5.
Fig. 8 is the cutaway view along the VIII-VIII line of Fig. 7.
Fig. 9 is a part of cutaway view of the connecting portion of aspirate tube and combined swinging engine installation.
Figure 10 is the lateral plan of aspirate tube.
Figure 11 is the birds-eye view of aspirate tube.
Figure 12 is the cutaway view along the XII-XII line of Fig. 1.
Figure 13 is the lateral plan of car body framework.
Figure 14 is the cutaway view along the XIV-XIV line of Figure 13.
Figure 15 is the cutaway view of fuel tank configuration portion.
Figure 16 is the presentation graphs of the configuration of electrical equipment.
Figure 17 is the presentation graphs of the configuration of control setup.
Figure 18 is the cutaway view along the XVIII-XVIII line of Figure 17.
Figure 19 is the block diagram of the configuration of expression control setup.
The specific embodiment
Below, the example of two-wheeled motor vehicle of the present invention is described, but the present invention is not limited to this example.And what example of the present invention was represented is best example of the present invention, and term of the present invention is not limited to this.
With the scooter type motor cycle is that example describes this example.Fig. 1 is the lateral plan of scooter type motor cycle, Fig. 2 is the birds-eye view of car body framework, Fig. 3 is the lateral plan of seat portion, Fig. 4 is the birds-eye view of seat portion, Fig. 5 is the lateral plan of aspirate tube installation portion, Fig. 6 is the birds-eye view of aspirate tube installation portion, Fig. 7 is the cutaway view along the VII-VII line of Fig. 5, Fig. 8 is the lateral plan of the support of combined swinging engine installation, Fig. 9 is a part of cutaway view of the connecting portion of aspirate tube and combined swinging engine installation, Figure 10 is the lateral plan of aspirate tube, Figure 11 is the birds-eye view of aspirate tube, and Figure 12 is the cutaway view along the XII-XII line of Fig. 1, and Figure 13 is the lateral plan of car body framework, Figure 14 is the cutaway view along the XIV-XIV line of Figure 13, Figure 15 is the cutaway view of fuel tank configuration portion, and Figure 16 is the presentation graphs of the configuration of electrical equipment, and Figure 17 is the presentation graphs of the configuration of control setup, Figure 18 is the cutaway view along the XVIII-XVIII line of Figure 17, and Figure 19 is the block diagram of the configuration of expression control setup.
In these figure, what symbol 1 was represented is the scooter type motor cycle of this example.This two-wheeled motor vehicle 1 is that be equipped with on the head pipe 21 of car body framework 4 can rotating front fork 7, and the lower support of front fork 7 front-wheel 6, and its top is provided with steering handle 8.
Car body framework 4 is by from the beginning managing 21 upper booms 23 that extend via the rearward end of the following direction car body at pedal position 22 and seat 9 and constituting from the lower frame 24 of extending downwards of this upper boom 23 midway.Upper boom 23 is that aluminum alloy is made, and lower frame 24 is that ferro-alloy is made.That is to say that car body framework 4 is because a part is to be made by relative lighter aluminum alloy, so can reach lightweight.
Upper boom 23 is divided into and from the beginning manages 21 and extend to front side half one 25 of pedal position 22 and with the welding of the rearward end of this front side half one 25 and extend to rear side half one 26 of car body rearward end.Front side half one 25, the lower frame 27 of the pair of right and left of extending to the back lower place by head pipe 21, from this pipe 21 and two cross member of framees 28,29 that are installed between this a pair of lower frame 27 constitute, and with so-called gravity casting shaping above-mentioned each one are become one.
Rear side half one 26 of upper boom 23 is by the left side fore-and-aft direction extension 31 and the right side fore-and-aft direction extension 32 that extend to the car body fore-and-aft direction at overall width direction both ends; 1st~3rd the cross member of frame 33~35 mutual be connected this two fore-and- aft direction extensions 31,32 in leading section, central portion, rearward end constitutes, and is shaped with vacuum die-casting method, and above-mentioned each one is become one.
About fore-and- aft direction extension 31,32, freely the front portion of combined swinging engine installation 3 is connected in the central portion of the fore-and-aft direction of car body by the arm member 5 above-below directions swing of supporting usefulness described later separately, and in the rearward end of the fore-and-aft direction extension 31 in car body left side, the shock absorber that is provided with the upper end that connects rear buffering device 15 is with carriage 36.Also have, about the leading section of fore-and- aft direction extension 31,32, also be provided with the outstanding carriage 37 of the usefulness of part midway that connects lower frame 24 described later downwards.
In the 1st~the 3rd cross member of frame 33~35 of left side fore-and-aft direction extension 31 that connects rear side half one 26 and right side fore-and-aft direction extension 32, connect mutual the 1st cross member of frame 33 2nd cross member of frame 34 mutual of leading section of two fore-and- aft direction extensions 31,32, form the large-scale case 85 of accommodating of accommodating the helmet can be installed between them with being connected central portion.Accommodate that case 85 has adopted and in the past be installed on same configuration on the scooter type motor cycle, and utilize seat 9 to open and close the opening of upper end.
Seat 9 is made of single seat portion 9a and series connection seat portion 9b.Accommodate case 85 and include front side 85a of helmet accepting portion and the rear side helmet accepting 85b of portion, the helmet accepting 85a of portion in front side is positioned at the below of single seat portion 9a, and the rear side helmet accepting 85b of portion is positioned at the below of series connection seat portion 9b.The case lid 85c that the rear side helmet accepting 85b of portion is opened and closed freely is covered with.Single seat portion 9a is the lid of the 85a of front side helmet accepting portion, and is that fulcrum opens and closes with its front end.Series connection seat portion 9b is loaded on the case lid 85c of the rear side helmet accepting 85b of portion.
Single seat portion 9a is fulcrum with its front end and opens to the front side, can hold the helmet in front side helmet accepting 85a of portion and the rear side helmet accepting 85b of portion.On case lid 85c,, form a plurality of hole 85c1 in the central authorities of the overall width direction of case lid 85c as Fig. 3 and shown in Figure 4.
Accommodate case 85 and be configured to the top position of combined swinging engine installation 3 more approachingly, the heat that influences that is subjected to heat is assembled in inside, but these heats can shed from hole 85c1.In addition, when closing single seat portion 9a, the air of accommodating 85 li in case then is difficult to close as not discharging, but because air is discharged from hole 85c1, single seat portion 9a just can close neatly.On case lid 85c, as Fig. 3 and shown in Figure 4, formed a plurality of hole 85c1, and they are positioned at the middle position of the overall width direction of case lid 85c, and, flow to the inside of accommodating case 85 from hole 85c1 so can prevent sealing owing to be covered with by series connection seat portion 9b.
The lower frame 27 of front side half one 25 of the front portion of connection fore-and- aft direction extension 31,32 is extended to the back lower place, because on this lower frame 27, on above-below direction, supporting the leading section of fore-and- aft direction extension 31,32 securely, so, just can form the high upper boom of direction of twist rigidity 23 by combination front side half one 25 and rear side half one 26.In this example, in order only to improve the rigidity of torsional direction with fore-and- aft direction extension 31,32, in the inboard of the コ word of the front portion that is positioned at the horizontal コ word shape in cross section, side-looking is that the reinforcement of X word shape forms one with rib 38.The lower frame 24 of car body framework 4 is by the pipe 81,82 of the pair of right and left of direction extension forwards, backwards below upper boom 23; And crossbearer constitutes at two cross member of framees 83~86 of managing the 1st~the 4th between 81,82.
Two pipes 81,82 as shown in Figure 1, form the shape on the mountain outstanding towards the below, and its leading section is fixed on by fixed-use bolt 87 in front side half one 25 of upper boom 23, and the end then is fixed in rear side half one 26 of upper boom 23 with carriage 88 by connecting thereafter.
The left and right sides pipe 81,82 of the lower frame 24 under this example as Figure 13 and shown in Figure 14, and is formed at adjustment nut 950, and fastening with bolt of rear end plate 87 is installed between the installation axle sleeve 25a of front side half one 25 of upper boom 23.Upper boom 23 is formed by aluminum alloy, lower frame 24 is formed by iron-based alloy, assembling about this upper boom 23 and lower frame 24, form gap 951 between the two, and gap 951 unanimities about making by adjustment nut 950, and, can make and not be firmly fastened to fixedly upper boom 23 and lower frame 24 between upper boom 23 and the lower frame 24 with not applying undue fastening force.
This connects with carriage 88, is to use with managing 81,82 identical iron-based alloys to make the case shape, and its bottom and pipe 81,82 welding, the while, its upper end was fixed in rear side half one 26 by fixed-use bolt 89.
In addition, the leading section of the extendible portion of direction forwards, backwards that is positioned at the downside of two pipes 81,82 is provided with the connecting panel 90 that extends upward, the carriage 37 of this connecting panel 90 and the downward extension of the leading section that is positioned at rear side half one 26, as Fig. 1, Figure 13 and shown in Figure 14, fastening by bolt of rear end plate 91, and be supported on the upper boom 23.Therefore, just can improve the rigidity of the car body framework 4 that constitutes by upper boom 23 and lower frame 24 and the stability of travelling.
On the pipe 81,82 about these, the support plate 92 of the bottom of supporting body lid 10 and the support plate 95 that support side bracket is used etc. are welded, simultaneously also by carriage 110 supporting cooling vessels 96.
Cooling vessel 96 with well-known the same, is the lateral current type, and as shown in Figure 1, the below that it is installed in the leading section that extends to the back lower place of two pipes 81,82 is inclined to and points to the front upper place.The part of the cooling-water duct between cooling vessel 96 and the driving engine 11 is formed by two pipes 81,82.Cooling vessel 96 is connected with pipe 81,82 usefulness cooling water expansion tank flexible pipes 97, and two manage 81,82 is connected with driving engine 11 usefulness cooling water expansion tank flexible pipes 98.
On the cross member of frame 85 of two pipes 81,82 that connect lower frame 24, as shown in Figure 1, supporting fuel tank 99.This fuel tank 99 is positioned at the top of cross member of frame 85, and is housed in and accommodates in the space that forms between the case 85.Cross member of frame 86 is downward overshooting shape from the rear of car body, is welding the carriage 100 that main support is used at the central portion of overall width direction.
In this example, constitute car body framework 4 by right and left upper framework 23 and lower frame 24, fuel tank 99 is installed between right and left upper framework 23 and the lower frame 24 as shown in figure 15.Have living space 960 between right and left upper framework 23 and the lower frame 24, the 99a of left and right sides portion of fuel tank 99 extends out to space 960.Like this, the car body framework 4 that right and left upper framework 23 and lower frame 24 constitute, have living space 960 between right and left upper framework 23 and the lower frame 24, the simple structure that the both sides 99a of fuel tank 99 extends out to this space 960 can increase the capacity of fuel tank 99.
Pedal position 22, shown in Figure 12 (a), the longitudinal wall part 22b that contains the tread portion 22a that is about horizontal direction and prolong upward from the medial end of this tread portion 22a.The longitudinal wall part 22b of this pair of right and left expands crustal inclination gradually laterally and along with extending upward.At the upside of this longitudinal wall part 22b,, formed the central aisle portion 121 that swells upward by disposing cover 120.The width H2 that this central aisle portion 121 forms top is bigger than the width H1 of its underpart.
Below tread portion 22a, connecting side cover 122.In this central aisle portion 121, dispose the front side of accommodating case 85, simultaneously below also dispose fuel tank 99.
Like this, width H1 wide by the width H2 that forms central aisle portion 121 upper side, lower side is narrow, even the volume of upper side is the occasion of the big front side of accommodating case 85, also can be configured in this central aisle portion 121 effectively, simultaneously on the basis of the Space H 3 of guaranteeing stretcher, can also can realize good pin and the designability leaned on by overall width being suppressed become narrower.And, can also improve clamping by the part that suppresses the fabric width on central aisle portion 121 tops with pin.In addition, pedal position 22, shown in Figure 12 (b), about cut apart, the longitudinal wall part 22b that prolongs upward from the medial end of this tread portion 22a is inclined to gradually the shape of expansion laterally along with extending upward, can be by a pair of stamping die 123,124 is formed simply to the bending direction demoulding of tread portion 22a and longitudinal wall part 22b.
On the upper boom 23 of car body framework 4, as Fig. 1 and shown in Figure 5, leg rest frame 130 is tightly fixing by 4 binding bolts 131~134.This leg rest frame 130 tightly is fixed on the front side of the part of loading combined swinging engine installation 3, and what upper boom 23 can be by this leg rest frame 130 tightly fixedly improves near the rigidity that it loads the part of combined swinging engine installation 3.
The combined swinging engine installation 3 that contains trailing wheel 2 is supported in the rear portion of car body framework 4 freely by the swing of connecting rod 5 above-below directions.This combined swinging engine installation 3, as Fig. 5, Fig. 7 and shown in Figure 8, near the body inner side of the fore-and-aft direction extension about being disposed at respectively 31,32, and flexibly be bearing in respectively by yielding rubber 53,54 and be located on the two fore-and- aft direction extensions 31,32 on each cylindric axle sleeve of two 51,52.
Connecting rod 5 is to utilize to be processed to form tabular side plate 58,59 through stamping-out, and the axle sleeve 55~57 that is made of the drawable material with the both ends of the length direction of these side plates 58,59 and the welding of middle part three places forms.In this three places axle sleeve 55~57, the axle sleeve 55 that is positioned at the top constitutes the swing base portion S1 of connecting rod 5, and the axle sleeve 57 of bottom constitutes the swing end S2 of connecting rod 5, and the axle sleeve 56 of middle part constitutes the S3 of support midway of connecting rod 5.
About the side plate 58 of connecting rod 5 on, be welded with to the outstanding adapter plate 200 of body inner side, hang carriage 201 and be fixed between this left and right installation board 200 by binding bolt 202,205.Be welded with axle sleeve 203 on this suspension carriage 201, this axle sleeve 203 constitutes the swing end.Be welded with adapter plate 200 on the axle sleeve 57 of the bottom of connecting rod 5 welding on right side, improve the bearing strength of axle sleeve 57.
Cylindric axle sleeve 51,52, be formed on the 26a of the portion that extends that the side direction above-below direction of the connecting rod 5 in rear side half one 26 of car body framework 4 extends with extending, side by side the time, the axle sleeve 51 that forms the top is positioned at the front side of car body than the axle sleeve 52 of below on the above-below direction.Therefore, connecting rod 5 extends crustal inclination to the back lower place.
In three axle sleeves 55~57 of connecting rod 5, on the axle sleeve 55 and middle part axle sleeve 56 of the upper end that constitutes the swing base portion, the fulcrum 61,62 that framework connects usefulness respectively by upright be configured to the car body outside outstanding, constitute the swing end the bottom axle sleeve 57 and hang to insert on the axle sleeve 203 of carriage 201 and be connected with the fulcrum 63 that engine installation connects usefulness.The above-mentioned fulcrum 61,62 that framework connects usefulness is made of bolt, when connecting the axle sleeve 55,56 of connecting rod 5, also connecting the cylindric axle sleeve 51,52 of car body framework 4, its head is outstanding to the side, and the central part that is arranged on cylindric axle sleeve 51,52 in-to-in yielding rubber fabricate blocks 64,65 is connected with connecting rod 5.These yielding rubber fabricate blocks 64,65, by embedding fulcrum 61,62 with connecting rod 5 bonded assembly inner cores 66,67; Be pressed into the urceolus 68,69 of the inner peripheral surface of cylindric axle sleeve 51,52; And the yielding rubber 53,54 that is clipped between these inner cores 66,67 and the urceolus 68,69 constitutes.
Yielding rubber 53,54 solidifies under the state that is filled between inner core 66,67 and the urceolus 68,69, and is bonding with the inner peripheral surface of the outer peripheral face of inner core 66,67 and urceolus 68,69.That is to say, when this yielding rubber fabricate block 64,65 is pressed into cylindric axle sleeve 51,52, make it to be connected with fulcrum 61,62, therefore with connecting rod 5, by being positioned at the yielding rubber 53,54 in the car body outside than connecting rod 5, connecting rod 5 by elastic support on car body framework 4.
The engine installation that is arranged on the swing end of connecting rod 5 connects the fulcrum 63 of usefulness, is made of bolt, and axle sleeve 203 connects these axle sleeves 57, axle sleeve 203 ground extend to the car body left side from the connecting rod 5 on car body right side connecting rod 5 between two axle sleeves 57.Therefore, the connecting rod 5 in the connecting rod 5 on car body right side and car body left side is connected by hanging carriage 201, and the fulcrum 63 that further connects usefulness by engine installation interconnects, and forms linkage rod group zoarium 74.
This hangs the installation of carriage 201, and at first, the suspension carriage 201 between the adapter plate 200 of left and right sides connecting rod 5 is positioned fixing by binding bolt 202,205.Under this suspension carriage 201 is positioned fixing state, the connection of combined swinging engine installation 3 with carriage 75 at the axle sleeve 57 of left and right sides connecting rod 5 with hang between the axle sleeve 203 of carriage 201, the fulcrum 63 that engine installation connects usefulness runs through axle sleeve 57, connects with carriage 75, axle sleeve 203, axle sleeve 57 from the right side, nut 150 ground are fastening fixing twisting from the front end of the outstanding fulcrum 63 of the axle sleeve 57 in left side, and are again that the binding bolt 202,205 of positioning and fixing state is fastening fixing.Therefore, by the fulcrum 63 of engine installation connection usefulness, can not influence tolerance ground with very high precision assembling supporting combined swinging engine installation 3.
Be configured to turn round freely with being connected of combined swinging engine installation 3 by plain bearing 77 with carriage 75 bonded assembly sleeve pipes 76.That is to say that combined swinging engine installation 3 is swung at above-below direction by the relative connecting rod 5 of the revolution of sleeve pipe 76 and car body framework 4.
In this example, be to connect axle sleeve 55, be connected axle sleeve 203 these 3 structures that support combined swinging engine installation 3 of the suspension carriage 201 of left and right sides connecting rod 5 with fulcrum 63 and left and right sides connecting rod 5 by engine installation.Freely support combined swinging engine installation 3 with fulcrum 63 with the swing end of the connecting rod 5 of pair of right and left and 3 spot wobbles of the swing end that hangs carriage 201 by the engine installation connection, so just can be simply to be configured in the rigidity that keeps direction of twist, when improving riding stability, to improve the sliding of combined swinging engine installation 3 when direction swing up and down.
Combined swinging engine installation 3 as shown in Figure 9, becomes one with engine body 300 and V variable v-belt drive 301.Engine body 300 has to approximate horizontal the place ahead configuration cylinder axis, on the antetheca of the crankcase 307 of aluminum alloy system, connect cylinder band 302, cylinder cover 303 stackedly, closing the general structure that housing 304 releasably is installed on the face in the front side of cylinder cover 303.Inserting the piston 305 be disposed at 302 li of cylinder bands sliding freely is connected by connecting rod 306 crank shaft 308 towards the overall width direction interior with being disposed at crankcase 307.
V variable v-belt drive 301 is to hold the change-speed box body in the left side from engine body 300 for 320 li to the Transmission Room of the transmission gearbox 310 of the rear extension of vehicle left side.The change-speed box body has in the drive pulley 311 of the left end of the crank shaft (axle drive shaft) 308 that is installed in engine body 300 sides that are positioned at transmission gearbox 310 and is installed in coiling V on the follow-up pulley 312 on the driven shaft 314 that is positioned at trailing wheel 2 sides with 313 schematic configuration.Also have, the revolution of driven shaft 314 on one side corresponding to the ratio of number of teeth of each gear, slowing down passes to hind axle 316 by being disposed at Transmission Room 320 interior tween drive shafts 315.
Transmission gearbox 310 has: form one with crankcase 307 and extend to the case body 317 of hind axle 316, releasably be installed on case body 317 the outside (left side) aluminum alloy system case cover 318 and cover the resin system cover 319 of case cover 318 outside faces.
In this example,, has the aspirate tube 400 that cooling air is imported 320 li of the Transmission Rooms of combined swinging engine installation 3 as Fig. 5, Fig. 6, Fig. 9~shown in Figure 11.On combined swinging engine installation 3, be formed with the front side of outstanding transmission gearbox 310, cooling air imported the inlet opening part 320a of the front side of Transmission Room 320.The revolution of the cooling fan 330 of the outside portion by being arranged at drive pulley 311 sucks cooling air from inlet opening part 320a, and this cooling air flows and cools off in Transmission Room 320, and discharges from the exhaust oral area 320b of the rear side that is formed at transmission gearbox 310.Aspirate tube 400 has the 400b of connection opening portion at the rear side of tube body 400a, and gas is taken into peristome 400c outside the front side has.The back upper lateral part 400a1 of tube body 400a is fixed on the tread portion 130a of leg rest frame 130 by 2 bolts 410, and is installed on the upper boom 23 by leg rest frame 130.Also have,, connect and be formed with mounting hole 400a2, make hold-down bolt 411 run through mounting hole 400a2 and be installed on the carriage 420 of lower frame 24 from the outside at the central portion of tube body 400a.
Like this, by aspirate tube 400 being installed on upper boom 23 and the lower frame 24, can be bearing in aspirate tube 400 on the car body framework 4 simple and reliablely.
Gapped 800 between the 400b of connection opening portion of this aspirate tube 400 and the inlet opening part 320a, the 400b of connection opening portion can swingingly be covered with inlet opening part 320a by combined swinging engine installation 3.Also have, the outer gas of aspirate tube 400 is taken into peristome 400c and extends to the front side from tube body 400a, towards the body inner side opening, outer gas gas outside this is taken into peristome 400c and is directed to tube body 400a, again from this tube body 400a via the 400b of connection opening portion, deliver to Transmission Room 320 from exhaust oral area 320a again.
Like this, because the 400b of connection opening portion of aspirate tube 400, inlet opening part 320a is covered the state that can swing, import the aperture area of the air intake passage that cooling airs use, improve cooling effectiveness so guarantee Transmission Room 320 to the combined swinging engine installation 3 of swing easily.Also have,, be splashed into from car body foreign side in motion so can prevent Ni Heshui because the outer gas of aspirate tube 400 is taken into peristome 400c towards the body inner side opening.And, the outer gas of aspirate tube 400 is taken into the top position that peristome 400c is configured in fuel tank 99, utilize fuel tank 99 can prevent that Ni Heshui is splashed into from car body foreign side in motion.
In this example, shown in Fig. 1,16, in half one 25 of the front side of upper boom 23, be configured to approach the below of head pipe 21 as the adjuster 970 of electrical equipment.The installation of this adjuster 970 is with a pair of binding bolt 971 its fastening recess 25b that is fixed in front side half one 25 to be gone up, also covers with covering 972.The recess 25b of front side half one 25 and lid 972 up and down between form opening, the cold wind cooling adjuster 970 that imports from the opening 973a on top is discharged and cooling cooling vessel 96 from the opening 973b of bottom.Like this, adjuster 970 is configured on the cooling channel of cooling cooling vessel 96, and because adjuster 970 approaches the below of head pipe 21 is configured in than higher position, so can prevent to be made dirty by mud etc., and can utilize the cold wind that travels to cool off effectively.
Also have, in this example, shown in Figure 17~19, cover bearing support 980 is arranged in front side half one 25 of upper boom 23 forward side-prominently, and at the front end of this cover bearing support 980, support plate 981 is installed on the overall width direction.On cover bearing support 980, driving engine halt switch 982 is disposed near the position the overall width direction center, in case tilting of car body surpasses governing criterion, driving engine will shut down.
End at support plate 981 is equipped with alarm acoustical generator 983, and the other end is equipped with engine control unit (ECU) 984.The installation of this engine control unit (ECU) 984 is to utilize stolen anti-locking apparatus to control driving engine it can't be started, so can't easily dismantle from the outside.That is to say, carriage 985 is welded on the support plate 981, and by pair of bolts 986 with engine control unit (ECU) 984 fastening being fixed on this frame support bracket 985.
One side of frame support bracket 985 has a pair of engaging pawl 985a, and the curve of its opposite side has connecting hole 985b and installation portion 985c.
The head of pair of bolts 986 is covered by front side protection carriage 987.One side of this protection carriage 987 has a pair of connecting hole 987a, and its opposite side has engaging pawl 987b and nut 987c is installed.The front side is protected the connecting hole 987a of carriage 987 engage with the pawl 985a that engages of frame support bracket 985; engaging pawl 987b engages with connecting hole 985b; the hold-down bolt 988 that inserts from installation portion 985c side is screwed togather with installation nut 987c; protect carriage 987 to be fixed on the frame support bracket 985 front side, so just can not be from the outside, from a pair of bolt 986 of opened portion dismounting.
Coupler connecting portion 984a is installed on engine control unit (ECU) 984, on this coupler connecting portion 984a, is formed with lockhole 984a1 near a side of support plate 981.The coupler 989 that is electrically connected with coupler connecting portion 984a has lock pawl 989a, if with coupler 989 and coupler connecting portion 984a bonded assembly words, lock pawl 989a will engage with lockhole 984a1 and locked.The locking part of this coupler connecting portion 984a and coupler 989 is positioned at the side near support plate 981, and support plate 981 forms and hinders, thereby can not dismantle and make engine control unit (ECU) 984 actions easily.
[utilizability on the industry]
The present invention can fine being applicable to swing the freely scooter type motor cycle of supporting combination oscillating power device.
[explanation of symbol]
3-combined swinging power set; The 4-body frame; The 5-connecting rod

Claims (3)

1, a kind of two-wheeled motor vehicle, the combined swinging engine installation is supported in swing freely on the car body framework, it is characterized in that,
On described car body framework, be provided with pair of right and left arm member (5) with swing end,
Between the arm member (5) of described pair of right and left, be provided with the interconnected suspension carriage of left and right arms member (201),
The swing end of the arm member (5) by described pair of right and left and the swing end of described suspension carriage, the combined swinging engine installation is supported in swing freely.
2, two-wheeled motor vehicle as claimed in claim 1, it is characterized in that, will and the carriage (75) of the integrally formed pair of right and left of combined swinging engine installation be configured in arm member (5) and hang between the carriage (201), with about arm member, about carriage, hang the bolt that the carriage utilization connects them and be connected to each other.
3, two-wheeled motor vehicle as claimed in claim 1 is characterized in that, described suspension carriage dress takes off and is connected freely on the described arm member (5).
CNB2004100791409A 2003-09-12 2004-09-10 Motor cycle Active CN1331707C (en)

Applications Claiming Priority (2)

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JP2003322311 2003-09-12
JP2003322311A JP2005088657A (en) 2003-09-12 2003-09-12 Motorcycle

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2405179A1 (en) * 1977-10-05 1979-05-04 Honda Motor Co Ltd MOTORCYCLE ENGINE MOUNTING STRUCTURE
JP2597428B2 (en) * 1991-03-20 1997-04-09 本田技研工業株式会社 Engine support structure for scooter type vehicle
CN2122817U (en) * 1992-04-29 1992-11-25 李佐江 Buffered hanging motorcycle
CN2240481Y (en) * 1995-06-26 1996-11-20 三阳工业股份有限公司 Motorcycle engine suspension mechanism
JP3675894B2 (en) * 1995-06-29 2005-07-27 ヤマハ発動機株式会社 Scooter-type motorcycle body frame

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CN1331707C (en) 2007-08-15
JP2005088657A (en) 2005-04-07
TWI253427B (en) 2006-04-21

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