CN1152521A - Steering device for motorcycle - Google Patents

Steering device for motorcycle Download PDF

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Publication number
CN1152521A
CN1152521A CN 96110957 CN96110957A CN1152521A CN 1152521 A CN1152521 A CN 1152521A CN 96110957 CN96110957 CN 96110957 CN 96110957 A CN96110957 A CN 96110957A CN 1152521 A CN1152521 A CN 1152521A
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CN
China
Prior art keywords
mentioned
cover
steering shaft
handle
vehicle seat
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Granted
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CN 96110957
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Chinese (zh)
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CN1111484C (en
Inventor
长谷川弘文
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Yamaha Motor Co Ltd
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Yamaha Motor Co Ltd
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Publication of CN1152521A publication Critical patent/CN1152521A/en
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Publication of CN1111484C publication Critical patent/CN1111484C/en
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Abstract

The invention provides a steering device for motorcycle, which is equipped with a steering shaft 30 that is pivoted to the top end of a front fork supporting a front wheel by a head pipe 5 and whose outer periphery part is surrounded by a front motorcycle body cover, and a handle bar 37 fixed on the top end of the steering shaft 30, is provided with a female tapered surface 38a formed at the inner periphery surface of a steering shaft insertion hole in a handle bar holder 36, and a male tapered surface 39 fitted onto the female tapered surface 38a formed at the outer periphery surface of the steering shaft 30. By screwing the nut 41 at the top end of the steering shaft 30, the handle bar holder 36 is tightened. The device improves maintainability and ease of assembly, prevent cables from being damaged, and ensure the rigidity of a handle bar by avoiding size increase.

Description

The steering hardware of motor bike
The present invention relates to be suitable for the steering hardware of motor scooter.
The steering hardware of the motor scooter in past as shown in figure 48.The structure of this device is, the upper end of the pair of right and left front fork body 402,402 of supporting front-wheel 401 is fixing with carriage 403 to each other, and steering shaft 404 is fixed on the upper end of this carriage 403, and the handle 405 of T type is contained in this upper end of 404.This handle 405 is made the central lower that connecting portion 405b is welded on handle body 405a, and the screw slotting shape is formed at the bottom of this connecting portion 405b, so steering shaft 404 can insert this connecting portion 405b, also fastening with bolt 406.The 407th, the push pipe of supporting steering shaft 404,405c is the soldered reinforcing gusset plate that gets on.
In the steering hardware in above-mentioned past, because the upper surface of front body cover 408 is positioned at the downside of handle body 405a, and bolt 406 is positioned at the inside, therefore must unload front body cover 408 when carrying out the loading and unloading operation of handle 405, and the problem of the rotating maintainability difference of handle is arranged.In addition, in the structure in above-mentioned past, the problem that also has weld part because of brake cable class contact handle 405, bolt installation portion etc. to be easy to damage.
On the other hand, this case applicant is studying in big bike the problem that adopts above-mentioned T type handle, but it is still unresolved to pass by the problem of the sort of handle rigidity deficiency around the handle when intactly being used for big bike.
In order to improve the rigidity of handle circumference, consider to adopt and make left and right fork body 410 pass upwards prolongation of bottom bracket 411 as shown in figure 49, fix the upper end of each extended end and steering shaft 412 with bracket 413, and be fixed on structure on the bracket 413 by supporting slice 414 handle bodies 415 bolt togethers.But, reinforce in the structure around the handle prolonging above-mentioned fork body, this structure forwardly in the car body cover shared space increase, thereby produced the problem in the space that is difficult to guarantee configuration baggage room in the car body cover forwardly or secondary machine.
The present invention makes for the situation that overcomes the above-mentioned past, its objective is provides a kind of front body cover that do not unload just can carry out the handle loading and unloading operation, can avoid the damage of hawser class, can guarantee the rigidity around the handle and guarantee baggage room or the motor bike steering hardware of the configuration space of secondary machine.
The invention of claim 1, be will with the push pipe rotatably support and be fixed on upper end with the steering shaft that anterior car cover surrounds with the front fork of axle supporting front-wheel, and handle is contained in the steering hardware of motor bike of the upper end of this steering shaft, it is characterized in that, the upper end that makes above-mentioned steering shaft is outstanding upward and form the convex cone face at the outer peripheral face of this protrusion from the front body cover, on the inner peripheral surface of the steering shaft mounting hole of handle supporting, form the concave cone face that cooperates with the convex cone face of above-mentioned steering shaft, by fastening this handle supporting at the upper end of steering shaft fastening nut.
The invention of claim 2 is characterised in that in the device of claim 1, the diameter of the steering shaft through hole of front body cover is greater than with steering shaft supporting and be fixed on the diameter of the nut on the above-mentioned push pipe, and hides above-mentioned through hole with the lower surface of this handle cover.
The invention of claim 1, since the upper end of steering shaft from the front truck cover outstanding and this protrusion adorning handle and supporting, therefore needn't unload the front truck cover also can easily carry out the loading and unloading operation of handle, thereby can improve assembling and maintenance property around the handle.In addition, because with the fastening handle supporting of nut of upper end that is tightened in steering shaft, therefore do not have over the laterally projecting of such weld part or bolt installation portion, can prevent the damage that causes by the contact of hawser class.
Again because above-mentioned steering shaft and handle supporting match with the conical surface merges with fastening this handle supporting of above-mentioned nut, therefore can not only increase and cooperate area and can improve continuous strength, when being used for big bike, can guarantee handle necessary rigidity on every side.Its result passed through to prolong the fork body with former, with comparing that preceding bracket is fixed, can miniaturization, and can guarantee the baggage room that anterior car cover is interior and the configuration space of auxiliary facilities easily.
The invention of claim 2 is because the operation of this nut can easily be tightened or unscrew to the diameter of the steering shaft through hole of front truck cover than supporting and fixedly the diameter of the nut used of steering shaft is big, from above-mentioned through hole.Thereby do not unload the front truck cover and just can load and unload front fork and whole steering shaft, can further improve maintainability, operation.Owing to hide above-mentioned through hole with handle cover, therefore cannot see through hole from the outside, can prevent the deterioration of outward appearance.
Fig. 1 is the left side view of the motor scooter of one embodiment of the present of invention.
Fig. 2 is the suspension left side view partly of the engine installation of expression the foregoing description.
Fig. 3 is the cross sectional drawing along the III-III line of Fig. 2.
Fig. 4 is the lateral plan of the longitudinal tubule (L tubule) of expression the foregoing description.
Fig. 5 is the process chart of the manufacture method of the above-mentioned longitudinal tubule (L tubule) of expression.
Fig. 6 is the expansion drawing of above-mentioned longitudinal tubule (L tubule).
Fig. 7 is the left side view of the steering hardware of the foregoing description.
Fig. 8 is the cross sectional drawing of the mounting structure of the above-mentioned steering shaft of expression.
Fig. 9 is the top view of the engine installation of the foregoing description.
Figure 10 is the left side view of above-mentioned engine installation.
Figure 11 is the top view of above-mentioned engine installation.
Figure 12 is the right side view of above-mentioned engine installation.
Figure 13 is the local section top view of above-mentioned engine installation.
Figure 14 is the left side view of configuration structure of the radiator of expression the foregoing description.
Figure 15 is the top view of above-mentioned configuration structure.
Figure 16 is the structure diagram of the above-mentioned radiator seen from the front.
Figure 17 is the structure diagram of the above-mentioned radiator seen from the top.
Figure 18 is the front elevation of the car body cover of the foregoing description.
Figure 19 is the left side view of the front vehicle frame of expression the foregoing description.
Figure 20 is the left side view of cooling structure of the radiator of expression the foregoing description.
Figure 21 is the cross sectional drawing of the front shroud of the foregoing description.
Figure 22 is the rear view (RV) of the legging cover of the foregoing description.
Figure 23 is the cross sectional drawing of the main switch mounting portion of the above-mentioned legging cover of expression.
Figure 24 is the cross sectional drawing of the accommodation section of the above-mentioned legging cover of expression.
Figure 25 is the cross sectional drawing of the accommodation section of the above-mentioned legging cover of expression.
Figure 26 is the cross sectional drawing of the locking part of the above-mentioned legging cover of expression.
Figure 27 is the top view that carries foot portions of above-mentioned base plate.
Figure 28 is the cross sectional drawing that carries foot portions of above-mentioned base plate.
Figure 29 is the left side view of the side cover of the foregoing description.
Figure 30 is the cross sectional drawing of the upper edge portion of above-mentioned side cover.
Figure 31 is above-mentioned cross sectional drawing of grabbing bar.
Figure 32 is the above-mentioned lateral plan of grabbing each one of bar of expression.
Figure 33 is the side sectional view at the vehicle seat rear portion of expression the foregoing description.
Figure 34 is the lateral plan of tail-bracket of the vehicle seat of expression the foregoing description.
Figure 35 is the oblique drawing of above-mentioned vehicle seat.
Figure 36 is the lateral plan of the backrest of the above-mentioned vehicle seat of expression.
Figure 37 is the constructional drawing on adjustment airport of the backrest of the above-mentioned vehicle seat of expression.
Figure 38 is the side sectional view of above-mentioned adjusting mechanism.
Figure 39 is the side sectional view of above-mentioned vehicle seat front portion.
Figure 40 is the exploded perspective view of the fuel cover of the foregoing description.
Figure 41 is the constructional drawing that subtracts the device that declines of the above-mentioned vehicle seat of expression.
Figure 42 is the top view of the stand apparatus of expression the foregoing description.
Figure 43 is the left side view of above-mentioned stand apparatus.
Figure 44 is the constructional drawing at the back side of above-mentioned stand apparatus.
Figure 45 is the mode chart of above-mentioned stand apparatus.
Figure 46 is the figure of the seat hinge of expression the foregoing description.
Figure 47 is the schematic diagram of the mobile status of stand apparatus in expression the foregoing description.
Figure 48 is the figure of expression steering hardware in the past.
Figure 49 is the figure of expression another kind of steering hardware in the past.
Below, with reference to the description of drawings embodiments of the invention.
Fig. 1 to Figure 47 is the figure that is used for illustrating the motor scooter of one embodiment of the present of invention, Fig. 1 is the left side view of motor bike, Fig. 2 is the left side view of the suspension part of expression engine installation, Fig. 3 is the cross sectional drawing along the III-III line of Fig. 2, Fig. 4～Fig. 6 is respectively the process chart that is used for illustrating the manufacture method of pipe, Fig. 7 is the left side view of steering hardware, Fig. 8 is the cross sectional drawing of expression handgrip mounting portion, Fig. 9-Figure 13 is respectively the top view of engine installation, left side view, rear view (RV), right side view, the biopsy cavity marker devices top view, Figure 14-Figure 17 is respectively the left side view of the configuration structure of expression radiator, top view, front elevation, top view, Figure 18 is the front elevation of car body cover, Figure 19 is the left side view of front vehicle frame, Figure 20 is the left side view of the cooling structure of expression radiator, Figure 21 is the side sectional view of front shroud, Figure 22 is the rear view (RV) of legging cover, Figure 23 is the cross sectional drawing of main switch part, Figure 24-Figure 26 is respectively the cross sectional drawing that is used for illustrating storing apparatus, Figure 27, Figure 28 is the top view of base plate, cross sectional drawing, Figure 29, Figure 30 is the left side view of side cover, back side cutaway view, Figure 31, Figure 32 is the cross sectional drawing of grabbing bar, lateral plan, Figure 33 is the schematic partial sectional view at expression vehicle seat rear portion, Figure 34 is the left side view of expression tail-bracket, Figure 35-Figure 39 is respectively the oblique drawing that is used for illustrating saddle, lateral plan, top view, side sectional view, side view in partial cross-section, Figure 40 is the exploded perspective view of fuel cover, Figure 41 is the constructional drawing of expression gas buffer, Figure 42-Figure 45 is respectively the top view that is used for illustrating stand apparatus, left side view, structure diagram, mode chart, Figure 46 is the cross sectional drawing of seat hinge bracket, and Figure 47 is the schematic diagram of the action of expression mounting body.About present embodiment, front and back be meant under state by bus, see about, front and back.
In the drawings, the 1st, the motor scooter of present embodiment, its general arrangement is the substantial middle bottom that can swingingly be bearing in oscillating power device 3 usefulness fulcrums vehicle frame 2, vehicle seat is attached to top, around the car body with car cover 1a round.
Above-mentioned car cover 1a is made of resin, constitute by front shroud 6 and legging cover 7, have front truck cover 6 round the push pipe 5 of above-mentioned vehicle frame 2, constitute the bottom that is located at this legging cover 7 the base plate 8 that carries foot, be configured in below this base plate 8 following cover 9 and from about the above-mentioned vehicle seat 4 the side cover 10 of the top of the above-mentioned engine installation 3 of below covering.
Above-mentioned vehicle frame 2 has following structure.
A main car beam 11 below the car body rear tilts and extends to is connected the central part of above-mentioned push pipe 5.The front end of pair of right and left sidecar beam 12,12 is connected the lower end of this main car beam 11, and each sidecar beam is after the car body rear tilts and extends downwards, in the wings, approximate horizontal, linearly the extension.
On the low position of the ratio master car beam 11 of above-mentioned push pipe 5, connecting and managing 13,13 front end under the pair of right and left.Each down pipe 13 by to rake (front side portion) 13a of the car body back lower place, line part (following side) 13b that rearward extends to approximate horizontal from the lower end of this rake 13a and the curve 13c formation of extending obliquely upward linearlyly from the rear end of this line part 13b.
The rearward end 12a of above-mentioned each curb girder 12 is captiveed joint by suspension bracket 14 with the curve 13c of above-mentioned each time pipe 13 and is integral.The front end that on each suspension bracket 14, is connecting backward the back rest 15 of roughly linearly extension, on the back rest 15, connecting recede and extend upward from the front end of this back rest 15 after, the support tube 16 that extends downwards generally perpendicularly.
Between the top of above-mentioned left and right suspension bracket 14, setting up and making the suspension link 17 that in top view, is roughly U word shape, left and right sides arm 17a, the 17a of this suspension link 17 are connected on the above-mentioned suspension bracket 14 by bolt 19, and make rubber absorbers 18 mediate.Above-mentioned engine installation 3 can be bearing on the base portion 17b of this suspension link 17 by pivot 20 with swinging up and down, and rubber bush 21 is pressed between this pivot 20 and the suspension link 17.
The right part of above-mentioned suspension bracket 14 and pivot 20 is connected with depression bar 22.This depression bar 22 constitutes the two ends that circle tube member 22b, 22c are connected clavate member 22a, on one side circle tube member 22b be fixed on the bottom of above-mentioned suspension bracket 14 with bolt 23, the circle tube member 22c of another side is fixed on the above-mentioned pivot 20.The rearward end 12a of above-mentioned curb girder 12 is connected between the bolt 23,19 of above-mentioned suspension bracket 14, and the connection by this curb girder 12 improves the rigidity to the power of fore-and-aft direction.In addition, be provided with rubber bush 24 between above-mentioned each circle tube member 22b, 22c and bolt 23, the pivot 20, form the space part 24a that extends along circumferentially in the central authorities of the radial direction of this rubber bush 24.Like this, elasticity modulus during along with acceleration and deceleration horsepower input and change, improved vibrationproof, and prevented by drive, the change of driving engine that braking causes.
Above-mentioned curb girder 12 is connected by longitudinal tubule (L tubule) 25 each other with the curve of managing 13 down, and the curve of left and right sides curb girder 12 reaches direct portion to each other and then connected by transverse tube 26 to each other.25 flat boards 25 that form with the compression machine punching press of this longitudinal tubule (L tubule) ' make cylindrical shell to make.
Promptly, shown in Fig. 4-6, be ready to earlier to have the flat board 25 of circumferentially deploying size (girth) a of above-mentioned longitudinal tubule (L tubule) 25 ', to dull and stereotyped 25 ' figure shown in left and right end carry out punching press, make it to become with above-mentioned curb girder 12, manage 13 and the contact surface b of the longitudinal tubule (L tubule) 25 shape b ' after launching down, should flat board 25 ' make cylinder after, outstanding junction surface 25a ', 25a ' be welded to one another just made longitudinal tubule (L tubule) 25.On above-mentioned longitudinal tubule (L tubule) 25, also form anchor clamps hole 25b, suction eye 25c, each hole 25b, 25c be punching press above-mentioned dull and stereotyped 25 ' both ends in form.Certainly, also can prepare earlier than the action of above-mentioned girth a wide plate dull and stereotyped 25 ', in the above-mentioned left and right end of punching press, be flushed to size a again.In addition, above-mentioned transverse tube 26 also 25 is made as the longitudinal tubule (L tubule).
The following describes the steering hardware of present embodiment.
Steering shaft 30 is inserted in 5 li of above-mentioned push pipes.This steering shaft 30 is by bearing 31,31 supportings of the upper and lower side that is provided in above-mentioned push pipe 5, and the bearing 31 of upside is fastening by the double nuts 32 that is threaded on the steering shaft 30.Front fork 33 is fixed on the lower end of above-mentioned steering shaft 30, with the following end bearing front-wheel 34 of front fork 33.
In the upper end of above-mentioned steering shaft 30 directional control handle 35 is installed.The handle body 37 that this directional control handle 35 will roughly be U word shape with bolt is fastened on the handle anchor clamps 36 of the two sections formula that is made of fixture block 36a and last fixture block 36b down and constitutes.Above-mentioned down fixture block 36a can insert logical barrel-contoured fixed part 36c and handle mount pad 36d formation one with the top of steering shaft 30, formation concave cone face 38a on the top inner peripheral surface of the steering shaft mounting hole 38 of this fixed part 36c.On the outer peripheral face of the upper end of above-mentioned steering shaft 30, then form the convex cone face 39 that cooperates with above-mentioned concave cone face 38a, prevent rotation with hemispheric associative key 40.Twisting nut 41 in the upper end of above-mentioned steering shaft 30, by this nut 41 fastening above-mentioned fixture block 36a down.40a is a keyseat.
The top of above-mentioned steering shaft 30 is passed on the last interface of legging cover 7 formed through hole 42 and is given prominence in handle cover 43.The diameter of this through hole 42 is greater than the diameter of double nuts 32, and reserves a little a ground, gap and hidden by the lower surface of handle cover 43.Handle cover 43 sees it is to be roughly U word shape along above-mentioned handle body 37 from the front.
Front-wheel disc braking lever (not shown), trailing wheel cydariform brake lever 45 are installed respectively on the left and right grip part 44 of above-mentioned directional control handle, are also adorning loudspeaker on the left grip part 44, the arm cook 46 of signal for turn etc.Wherein front wheel brake flexible pipe, arm cook lead etc. are configured in the handle cover 43.Above-mentioned trailing wheel braking cable 47 is configured in the outside of handle cover 43, and the place ahead, the outside of this handle cover 43 of process is disposing along the following pipes in the front shroud 6.Above-mentioned trailing wheel braking cable 47 usefulness are contained in the guide clip (not shown) supporting on the rear portion of the bottom of the above-mentioned rake 13a of pipe 13 down and line part 13b and can freely move forward and backward, and the prolongation end is fixed on the leading section of above-mentioned engine installation 3.Because trailing wheel system cable 47 is configured in the outside of handle cover 43 in this wise, so can avoids local bending, the radius of curvature R of cable 47 can obtain greatly, the sliding resistance during brake operating can be littler.In addition, owing to can do compactly, therefore, outward appearance can be improved, and the observability of back can be improved all kinds of instrument that disposed on the front shroud 6 that mentions to handgrip cover 43.Because trailing wheel braking cable 47 is fixed on the engine installation 3 along pipe 13 configurations and rearward end down, therefore can successfully absorb moving forward and backward of the hawser that causes because of swinging up and down of this engine installation 3 again.
Above-mentioned oscillating power device 3 links into an integrated entity V-shape belt driving type continuously variable unit 51 and engine body 50, trailing wheel 52 by fulcrum supporting on the rearward end of above-mentioned engine installation 3.The lower end of posterior bumper 53 is by the rearward end of fulcrum supporting at above-mentioned engine installation 3, and the upper end of this posterior bumper 53 is bearing on the above-mentioned back rest 15 by installation bracket 54.
Above-mentioned engine body 50 is the cylinder axis bevelled water-cooled four-cycle single cylinder engines forwards that make it, cylinder block 56 is folded mutually with cylinder head 57, and be connected with crankcase 55 with bolt, piston 58 can insert in the cylinder chamber of above-mentioned cylinder block 56 with being free to slide, and these piston 58 usefulness tapered rods 59 are connected on the Crankpin 61 of bent axle 60.Above-mentioned close lightly to cover on 57 the face of joint have air suctiton inlet 62 and exhausr port 63 on the formed burning recess 57a, on each opening, be provided with air suction valve 64, blow off valve 65 that the switch opening is used.Disposing the camshaft 66 that promotes these valves in the upper end of air suction valve 64, blow off valve 65, driving this camshaft 66 revolutions by timing chain 67 with above-mentioned bent axle 60.The 68th, the automatic tensioner of the tension force of the above-mentioned timing chain 67 of automatic compensation.
Freeing pipe 48 is connected on the exhausr port 63 of lower wall of above-mentioned cylinder head 57, extends back after this freeing pipe 48 is derived from the car body right side, and the rear end is connected with the silencer (not shown).In addition the air suctiton inlet 62 of the upper wall of cylinder head 57, connecting carburetter 49 by aspirate tube, this carburetter 49 is fixed on the upper wall of cylinder block 56 (with reference to Figure 14, Figure 15).The air purifier (not shown) that is configured on the rotating box of car body left side is connected on this carburetter 49.
The drive pulley 70 that driving engine 69, left part are being adorned continuously variable unit 51 is being adorned in the right part of above-mentioned bent axle 60.Annular gear wheel 71 is contained in the inboard of above-mentioned electrical generator 69 by the free-wheel clutch (not shown), and the output gear 72a that is configured in the starter motor 72 above the above-mentioned crankcase 55 is by reducing gear 73 and this annular gear wheel 71 engagements.
The cooling water pump axle drive shaft 74 of the bottom in above-mentioned crankcase 55, the oil pump axle drive shaft 75 between this axle drive shaft 74 and bent axle 60 dispose abreast with bent axle 60 respectively.Driven wheel 76 is being adorned in inboard at the annular gear wheel 71 of this bent axle 60, and this driven wheel 76 is positioned at the offside of above-mentioned drive pulley 70.This driven wheel 76 is being fixed above-mentioned oil pump axle drive shaft 75 by unloaded gear 77 and 78 engagements of cooling water pump driven wheel on this zero load gear 77.Oil pump 79 is configured in the central lower of the relative side with above-mentioned drive pulley in the crankcase 55, and cooling water pump 80 is configured on the outer wall of bottom of drive pulley 70 1 sides of crankcase 55.
Between the right side of above-mentioned bent axle 60 bearing 81 and crank 60a, adorning the not rotary filter 82 of clean thing of filtering lubricant oil.In addition, divide first oil circuit 84 and second oil circuit 85 that forms the working connection 83 that extends vertically, extends and be communicated with the inlet of above-mentioned rotary filter 82 from the inner of this working connection 83 to radial direction in the right side of above-mentioned bent axle 60 from the outlet of this rotary filter 82 towards Crankpin 61 oblique extensions.
The structure of the oil passage of above-mentioned engine installation 50 is as follows.
With the lubricating oil of oil pump 79 sucking-off from the formed food tray 86 in the bottom of above-mentioned crankcase 55, be pressed to crankcase 55 and form the oil main line 87 of one, and be divided into crankshaft oilway and camshaft oil circuit thus.In this crankshaft oilway, lubricating oil from above-mentioned oil main line 87 through and the inwall of crankcase 55 form the oil circuit 89 of one, and form the oil circuit 90a of one with the outer wall of crankcase cover 88 on the right interface that is contained in this crankcase 55,90b is pumped into the 90c of grease chamber.Then from the 90c of grease chamber through working connection 83, first oil circuit 84 of bent axle 60, be pumped into rotary filter 82, and from here through second oil circuit 85, supply with big end, bearing surface of piston etc. from Crankpin 61, be recycled to food tray 86 then.In above-mentioned camshaft oil circuit, lubricating oil through cylinder head, cylinder being fixed on the through hole (not shown) of the cap bolt on the crankcase, is pumped into grease chamber 91b from the oil passage 91a of cylinder head 57 from above-mentioned oil main line 87.Then supply with cam sliding surface etc. through oilhole 66a, the 66b that the axle center that is communicated with camshaft 66 in vertical direction forms with axle from the 91b of grease chamber, and the supply timing key chambers 93 such as bearing 92 through camshaft 66 are recycled to (with reference to the arrow of Figure 12, Figure 13) in the food tray 86 then.
As mentioned above, because rotary filter 82 is configured between the crank 60a and right side bearing 81 of bent axle 60, therefore can form second oil circuit 85 by the straight hole that radially extends, thereby can reduce the bar number of oil circuit processing, cut down finished cost from this filter 82 to Crankpin 61.By the way, the past is the outside that rotary filter is configured in bearing, therefore needs two holes as the oil circuit that is communicated with this filter and Crankpin, the promptly axially extended hole and the hole of extension radially.
Above-mentioned crankcase 55 is to be divided into the two-part structure in the left and right sides, and the crankcase 55a in left side forms one with the transmission gearbox body 94 that constitutes the transmission gearbox internal face.The transmission-case cover 95 of the outside wall surface of formation transmission gearbox on the face of joint of this transmission gearbox body 94, forms belt chamber V by bolted thus.Front portion at this belt chamber V is disposing above-mentioned drive pulley 70, and is disposing the driven pulley 97 by driven shaft 96 supportings, the V-shape belt 98 of reeling at the rear portion between two belt pulleys 70,97.The interior pulley 70a of above-mentioned drive pulley 70 moves vertically owing to act on the centnifugal force on the balance block 99.Adorning centrifugal coupling 100 on the left side of above-mentioned driven shaft 96, hind axle 102 is being connected with this driven shaft 96 by tween drive shaft 101.
See from the side, above-mentioned transmission gearbox body 94, and the part b between two belt pulleys 70,97 of transmission-case cover 95, V-shape belt 98 required sizes begin upward from disposing, the below forms projection, like this, even taking place, V-shape belt 98 up-down vibration can not run into cabinet wall, the damage that prevents the sound of " smacking one's lips " and avoided causing because of contact yet.
Adorning the case lid that is made of resin 104 that stops the noise that produces in the case outwards to be dispersed in the outside of above-mentioned transmission gearbox 95.This resinous case lid 104 is made of protecgulum 105 and bonnet 106 two parts.Form to the recessed recess 95a of drive pulley 70 1 sides in the front portion of above-mentioned transmission-case cover 95, the space that is formed by the front portion of 95a of this and protecgulum 105 has formed cleaner case 107.On the recess 95a of above-mentioned transmission-case cover 95, the intake 103 that formation imports cooling-air flow in the belt chamber V from cleaner case 107, disposing the member 108 that is in the state of being held between the circumference of this intake 103 and above-mentioned protecgulum 105, protecgulum 105 95a of convex-concave portion bolt togethers are fixed.
The rearward end of above-mentioned protecgulum 105 is rearward extended, so that cover the anterior outside of bonnet 106.Be integrally formed into the air suctiton inlet 109 that cooling-air flow is imported in the above-mentioned cleaner 107 in the rear end of this extension, on the opening edge of air suctiton inlet 109, be integrally formed two forked retainings and return the 109a of portion, opening part at air suctiton inlet 109, vacate the interval along the vertical direction and dip down and a plurality of rib 105a tiltedly are being set, this rib 105a and above-mentioned protecgulum 105 formation one.Prevented that so just water, dust etc. from entering in the cleaner case 107 from above-mentioned air suctiton inlet 109.
Be provided with radiator 16 in the front portion of above-mentioned vehicle frame 2.The 116b of water tank portion is configured in the left and right sides of the central part 116a of radiator 116, and motor fan 117 is configured in the back.Above-mentioned radiator 116 is at the above-mentioned left and right rear side of rake (longitudinal edge portion) 13a of pipe 13 down, and be configured in hereinafter in the front portion with the central tunnel 8a of the base plate 8 of narration, each 116b of water tank portion of radiator 116 is configured to see and above-mentioned rake 13a overlap joint from the car body front.
The lower end of water hose 118 be connected the above-mentioned right side 116b of water tank portion above, the admission port 118a of the upper end of this water hose 118 is configured in the left side of above-mentioned push pipe 5, is adorning radiator cap 119 on the 118a of this admission port.The front end of cooling water expansion tank supply flexible pipe 120 is connected the lower end of the above-mentioned left side 116b of water tank portion, and the rear end of this water hose 120 is connected with the water sucking mouth of above-mentioned cooling water pump 80.Be provided with calorstat 80a and also be connected with the rear end of return hose 121 by this calorstat 80a on the cooling water outlet that forms on the central part of above-mentioned cylinder head 57 upper surfaces, the front end of this flexible pipe 121 is connected the upper end of the 116b of right side water tank portion.In addition, the 122nd, replenish the regeneration water tank that cooling water expansion tank is used, its fixed configurations is on the line part 13b of the following pipe 13 on right side.
On formed cooling water outlet on the position, right side of above-mentioned cylinder head 57 upper surfaces, also connecting the cooling tube 123 of the part of cooling water expansion tank being supplied with above-mentioned carburetter 49, bad with regard to the work of the carburetter that prevented to cause like this because of freezing.The return hose 124 that is connecting cooling water expansion tank on the front surface central part of carburetter 49, this counter flow pipe 124 is connected with the upstream extremity of above-mentioned counter flow pipe 121.The screw 115 of bleeding is inserted in the way of cooling water path (not shown) of above-mentioned carburetter 49, and this screw 115 of bleeding is positioned at the topmost of whole cooling water path such as radiator 116.
The structure of the cooling water path of above-mentioned engine installation 50 is as follows.
With the cooling water expansion tank of cooling water pump 80 from radiator 116 sucking-offs, supply formed water jacket (not shown) on this cylinder block perisporium below cylinder block 56 is again from supplying with the water jacket that forms at cylinder head 57 here.Cooling water expansion tank by this water jacket through calorstat 80a, is got back to the water tank position 116b of radiator 116 from the cooling water outlet of cylinder head 57 then from counter flow pipe 121, after middle part 116a is cooled again by cooling water pump 80 suctions.On the other hand, from the cooling water path that the part of the cooling water expansion tank of above-mentioned cylinder head 57 is supplied with in the carburetteies 49 from cooling pipe 123, walk around flow regulating valve (not shown) etc. around and be discharged to the above-mentioned counter flow pipe 121 from counter flow pipe 124.
Explain the car body cover 1a of present embodiment below.
Constitute above-mentioned front body cover 6 ' the left and right side of front surface of front shroud 6 on be formed with running air inlet 125, the periphery of this opening forms barrel-contoured extension 125a thus to the bending of car body rear.This extension 125a also has the function as the reinforcement of the rigidity of the bottom of improving front shroud 6.
Disposing inner fender 126 on the part that faces above-mentioned introducing port 125 in above-mentioned front shroud 6, this inner fender 126 is fixed on lower tray 129, on side arm 131 members such as grade.
Above-mentioned inner fender 126 is made of left and right sides sidewall 126a and roof 126b, is tunnel-like, and the leading edge of above-mentioned roof 126b is in the upside of above-mentioned extension 125a, and its rear portion then is bent downwardly towards radiator 116.Cover 9 top extension 9d down and continue mutually, be formed with introducing port 9e on the extension 9d of this top with the lower end of this roof 126b.Therefore, above-mentioned inner fender 126 and top extension 9d have with the wind that travels that imports from above-mentioned introducing port 125 guide into radiator 116 middle part 116a the wind-guiding function and prevent that rainwater, mud etc. from invading the desilt function in the front shrouds 6.
The movable mudwing 34 that covers the top of front-wheel 34 is positioned at the below of above-mentioned front shroud 6, the above line hidden rear at front-wheel 34 of introducing port 9e of serveing as a lookout.Central portion at the upper surface of above-mentioned movable mudwing 34a forms downward mudwing recess 34b, and above-mentioned front shroud 6 lower surfaces facing to forming preceding recess 6b upwards on the part of above-mentioned mudwing recess 34b.Like this, just form and import the importing path A that travels by recess 6b before above-mentioned and mudwing recess 34b.This importing path A with above-mentioned inner fender 126 and down the top extension 9d of cover 9 wind that will travel import radiator 116.
Disposing loudspeaker 127 below the above-mentioned inner fender 126 and on the position relative with running air inlet 125.These loudspeaker 127 are installed on the load-carrying element 128, and this load-carrying element 128 runs through the roof 126b of above-mentioned inner fender and is fixed on the lower tray 129 that is welded on the push pipe 5.Like this, loudspeaker just forwards pronounce from above-mentioned introducing port 125.
As shown in figure 20, on the part of the above-mentioned rear side that is positioned at radiator 116 of the bottom surface 9d of cover 9 down, be formed with cooling air discharge orifice 9b.While tilting to extend, the function of this air guiding wall 9c is that the cooling air from above-mentioned radiator 116 is directed to above-mentioned discharge orifice 9b along oblique upper on the top of air guiding wall 9c from the trailing edge of above-mentioned discharge orifice 9b towards above-mentioned radiator.Like this, the wind that travels of supplying with radiator 116 is just covered the negative pressure that produces between 9 bottom surface 9d and the road surface down and is attracted, and discharges from above-mentioned discharge orifice 9b.
Forwards Tu Chu upper bracket 130 is fixed by welding in the top of above-mentioned push pipe 5, and above-mentioned lower tray 129 then is weldingly fixed on the bottom of above-mentioned push pipe 5, is fixing the side arm 131 of steel pipe system on these two carriages 129,130.This side arm 131 seen by the side and bends to the front baffle 132 that roughly is the C font and constitute with these front baffle 132 bonded assembly rear frames 133, above-mentioned front shroud 6 by bolted on this side arm 131.
The upper limb 6c of above-mentioned front shroud 6 makes and erects, and sees from car body the place ahead to be roughly U word shape.Fixing the lower edge 134a of the air baffle 134 that shrouds occupant the place ahead in the outside of this upper limb 6c, with the spiral shell inspection.The opening 6d place that forms in the crooked central authorities of above-mentioned front shroud 6 is adorning headlight 135, and the opening 6e place that forms in its left and right upper end is adorning flasher 136,136 respectively, each lamp 135,136 all dispose along the bottom of upper limb 6c and by bolted on front shroud 6.
Above-mentioned air baffle 134 and each lamp 135～136 all are close to fixed part 131a, the 131 ground configuration of the side arm 131 of front shroud 6, and the installation portion of each member of this front shroud 6 and wall thickness on every side thereof be all above other parts not shown in the figures, and with formation one such as rib.So just, become windscreen 134, each car light 135,136, and machine class 137 waits that each member directly is fixed on the front shroud 6, this front shroud 6 is fixed on the side arm 131, and the fixed part of front shroud 6 is configured near above-mentioned each member.Therefore, can make the weight of each member disperse twelve Earthly Branches to hold on front shroud 6 and side arm 131, thereby can guarantee intensity and rigidity.In addition, because member directly is fixed on the front shroud 6, therefore these members is matched well with the face of joint precision of front shroud 6, and can improve outward appearance and assembly performance.That is to say, past generally is fixed on the vehicle frame as above-mentioned each member of weight, therefore has the face of joint of each member that the installation error when front shroud being installed on this vehicle frame causes and front shroud uneven easily, thereby, also has the bothersome problem of erecting work with the problem that makes degraded appearance.
Between the upper limb of the upper limb 6c of above-mentioned front shroud 6 and headlight opening 6d, form staff and can stretch into big service ports 140 like that, on the left and right lower edge part of above-mentioned upper limb 6c, form the service ports 141,141 littler respectively than this opening 140.To bend to the maintenance cover (finishing cover) 142 that is roughly U word shape and makes with the shape plate and on the front surface of above-mentioned front shroud 6, removably adorning.This maintenance cover 142 is being covered each bolt 134b of the lower edge 134a of above-mentioned each service ports 140,141 and above-mentioned air baffle 134.Here, change the bulb of above-mentioned headlight 135, respectively represent the wiring of class, when changing the maintenance work of instrument electric wire etc., unload maintenance cover 142, hand or instrument are inserted service ports 140,142 just.Can aim at (with reference to Figure 21) by below front shroud, stretching into hand.
Above-mentioned legging cover 7 is to install to after being fixed on bracket 130 grades of push pipe 5 on the rear surface of above-mentioned front shroud 6, this legging cover 7 extends and the bottom 7c, the 7c that constitute a part of carrying foot constitutes by the longitudinal wall part 7a that constitutes the accommodation section, the 7b of tunnel portion that extends to oblique below from the lower end of this longitudinal wall part 7a with from the lower end of the 7b of this tunnel portion to left and right side, and the connecting bridge of above-mentioned girder 11 and left and right sides curb girder 12 is positioned at the above-mentioned tunnel 7b of portion.
Interior instrument carrier panel 7h is connected the upper end of above-mentioned longitudinal wall 7a, forms above-mentioned through hole 42 in this on the interface of instrument carrier panel 7h and longitudinal wall 7a, and is setting the instrument class 137 of speed gauge, rpm indicator etc. on interior instrument carrier panel 7h.
Mount pad 7d is being set at the substantial middle position of the upper end of above-mentioned longitudinal wall 7a with forming vertical surface, is disposing main switch 150 on this mount pad 7d.Shown in Figure 23 (a) and (b), also form patchhole 7e on the above-mentioned mount pad 7d, and on the periphery of this patchhole 7e, giving prominence to the pair of engaging sheet 7f that formation is extended to car body the place ahead with being integral.Above-mentioned main switch 150 is made of the deflating cap 151 of the ON/OFF position of cylindrical keys 150a and expression this cylindrical keys 150a etc., the rearward end of above-mentioned cylindrical keys 150a is by bracket 130 supporting of above-mentioned push pipe 5, so cylindrical keys 150a and above-mentioned legging cover 7 are fixed on the common carriage.
Above-mentioned deflating cap 151 is that the front end of flange part 151b and cylinder 151a is formed one, and is the structure of the rear end formation one of a pair of tabs 151c and cylinder 151a.The fitting portion 150b tabling that the front portion of the above-mentioned cylindrical keys 150a of interior Zhou Yutong of flange part 151b is become one, and the mating groove 151d that above-mentioned cylinder 151a upper edge is formed with extending axially combines with the protuberant bar 150c that is formed extended at both sides vertically, so deflating cap 151 is just upwards being located and is being fixed in week.And the periphery of the jack 7e of above-mentioned flange part 151b and mount pad 7d is abutted against, and above-mentioned projection tab 151c engages with the joint fastener 7f of mount pad 7d.Thus, above-mentioned deflating cap 151 is fixed on the mount pad 7d in the mode of its axle center perpendicular to assembly wall 7d, and is limited to moving axially.
On the flange part 151b of above-mentioned deflating cap 151, ON, the OFF of the position of indication key swich, the literal of OPEN, LOCK have been represented.The motor scooter of present embodiment adopts the frequent bright lamp mode that headlight is lighted when key swich turns to the ON position, and removes the vehicle seat locking when turning to the OPEN position.Then after key swich turned to the OPEN position, hand one left, and key swich just automatically restores to the OFF position.Like this because in the present embodiment, open the seat after headlight extinguish automatically, thereby can avoid exhausting battery because of forgetting to turn off the light.
Accommodation apparatus is arranged on the above-mentioned legging cover 7.The structure of this accommodation apparatus is that the part the right side passed through from the central authorities of overall width direction of the longitudinal wall of legging cover 7 forms one to car body the place ahead projection with the baggage container recess 152 of case shape, simultaneously the left part otch of above-mentioned longitudinal wall 7a is formed baggage container opening 153, on this baggage container opening 153, disposing the baggage container member of making separately 154.
The left part of the antetheca 152a that is positioned at car body the place ahead of above-mentioned baggage container recess 152 is made into the rear side ground curved shape around above-mentioned push pipe 5, and the central portion of roof 152b is made into the downside ground curved shape around above-mentioned main switch 150.In addition, be formed with jack 152d on the diapire 152c of above-mentioned baggage container recess 152, the admission port 118a that inserts jack 152d and have a lid 119 of above-mentioned radiator 116 closes on this baggage container recess 152.Removable lining lid 155 is being set on this jack 152d, this lid 155 be by with its lower edge vertically the engaging claw 155a that forms of otch engage with the periphery of above-mentioned jack 152d and install.
The above-mentioned baggage container opening of the aperture efficiency of above-mentioned baggage container member 154 153 is big, the lower edge 154a of this opening is lower than the lower edge of above-mentioned baggage container opening 153, then than the upper limb height of baggage container opening 153, the position of left border 154e is more outer than the left border of baggage container 153 in the position of above-mentioned edge 154b.The opening periphery of above-mentioned baggage container member 154 and flange part 154c form one, and this flange part 154C with form one along circumferential a plurality of lug boss 154d.The lug boss 156 that forms one with surface in the above-mentioned legging cover 7 inserts in this lug boss 154d and is chimeric with it, and the front end of lug boss 156 is welded in this lug boss 154d, thus baggage container member 154 is fixed on the legging cover 7.In addition, the right-hand member edge of above-mentioned baggage container member 154 engages with the left end edge of above-mentioned baggage container recess 152 by welding above-mentioned lug boss 156.Like this, baggage container member 154 just is communicated with baggage container recess 152 and links into an integrated entity.
On the opening of above-mentioned baggage container recess 152 and baggage container opening 153, setting the lid 157 that opens and closes two openings.The lower edge of this lid 157 supports by hinge 158 on the lower edge of the lower edge of opening of Lee's case recess 152 of being expert at and baggage container opening 153 free to rotately, and is equipped with locking component 159 on the central upper end of above-mentioned lid 157.This locking component 159 as shown in figure 26, is fastened on the above-mentioned lid 157 with bolt 159b and nut 160.On above-mentioned baggage container recess 152, form junction surface 152f, form semi-round supporting recess 152g by the hole of cutting at the rear portion of this junction surface 152f with its roof 152 downward lateral bending Qu Ercheng.The lock pawl 159c of above-mentioned cylindrical keys 159a releasably engages with above-mentioned junction surface 152f, and limits the action of the circumferencial direction of cylindrical keys 159a with supporting recess 152g.
In above-mentioned such storing apparatus,, therefore can prevent this device abuse, and can easily carry out the operation of filling cooling water expansion tank because the admission port 118a of radiator 116 is configured in the baggage container recess 152 of the lid 157 that is provided with the band key.By the way, in the past the admission port is configured under the situation in the car body cover, whenever feedwater all will be unloaded the lower body cover, very bothersome.And under Jiang Gai is disposed at situation on the car body cover, need prevent the key abused with other mode settings, thereby cost is improved, and since from the outside visible lid therefore the bad problem of outward appearance is arranged.In addition, because the legging cover 7 of formation baggage container recess 152 and the feed pipe 118 of radiator 116 also are fixed on the body framework 2, therefore can improve the accuracy of positioning of the jack 152d of admission port 118a and baggage container recess 152.
The front end of above-mentioned base plate 8 is connected with the lower end of above-mentioned legging cover 7, and the lower surface of this base plate 8 is connecting above-mentioned cover 9 down.Above-mentioned base plate 8 be by with the 7b of tunnel portion of above-mentioned legging cover 7 and about bottom 7c, 7c join and the 8a of tunnel portion and bottom 8b, the 8b of linearly extension rearward are integrally formed, disposing left and right sides curb girder 12 in the 8a of this tunnel portion, the below of above-mentioned two bottom 8b is disposing the line part 13b of pipe 13 down.
What be integrally formed into case shape that this bottom 8b is constituted to lower convexity on the central part of the fore-and-aft direction of the right bottom 8b of above-mentioned base plate 8 holds recess 161.On this holds the upper surface open of recess 161, dispose by being connected or throwing off to come the lid member 162 of switch with button 163, this lid member 162 and bottom 8b together simultaneously on.Dispose battery 164 at the above-mentioned central portion that holds in the recess 161, disposing the inlet 122a that adaptor union electrical equipment is installed part 165, disposed above-mentioned return water tank 122 at its rear portion in its front portion.In addition, laying at the upper surface of above-mentioned bottom 8b and to carry a foot pad (not shown), hiding cap member 162 by this pad 7.
Hold in the recess 161 above-mentioned owing in this wise battery 164, electrical equipment are installed the inlet 122a centralized configuration of part 165 and return water tank 122, therefore can overhaul at an easy rate and maintain.Because the lid member 162 usefulness mats of above-mentioned bottom 8b are hiding, thereby cannot see from the outside, can make outward appearance can also prevent abuse well.Form one owing to will hold recess 161 with bottom 8b again, therefore can improve the rigidity of this part.Also hold in the recess 161, and basic body is in outside the accommodation section 161, therefore can do little holding recess 161 and covering member 162 owing to only the inlet 122a of return water tank 122 being configured in.In the past, it is that individually decentralized configuration need be removed the lid class A of geometric unitA when carrying out upkeep operation in the car body cover that battery, electrical equipment are installed part etc., very bothersome.
Form opening 166 at the central portion otch of the tunnel of above-mentioned base plate 8 8a of, step-like flange part 166a and this opening periphery form one.Can insert configuration object keeping box 167 in this opening, the flange part 167a that forms one with the upper limb of this object keeping box 167 is tightened together by bolt and base plate 8 and side cover 10 with unloading.But at the above-mentioned lid 168 that disposes free switch on the thing mouth 166 of depositing, this lid leading edge of 168 is by the hinge combination, and the Lock Part 168a of band key is equipped with at the rear portion, and above-mentioned lid 168 and the 8a of tunnel portion are in same plane.
Above-mentioned object keeping box 167 is unloaded, hand is stretched into deposit the maintenance that thing mouth 166 just can carry out the motor fan 177 etc. of engine installation 50, radiator 116, and, therefore can reduce the part number because object keeping box 167 tightens together with side cover 10.
The front end of side cover 10 is connected on the rear end of above-mentioned base plate 8.Disposing above-mentioned vehicle seat 4 on the top of this side cover 10, this vehicle seat 4 is by seat 4a before following and exceed one section back seat 4b than this preceding seat 4a and constitute, and cushion rubber 4d is configured on the base plate 4c, and covers this cushion rubber 4d with top layer 4e.Above-mentioned side cover 10 is the structures that are divided into three parts with front side cover 172 formations of the upside cover 171 of pair of right and left downside cover 170, left-right integrated type and left-right integrated type.Above-mentioned downside cover 170 hides the left and right sides of engine installation 3 and hides the top of trailing wheel 52, and the rear portion occupant's carries foot 170a between the front portion of this downside cover 170 and upside cover 171.Above-mentioned upside cover 171 extends obliquely upward so that hide the below of the back seat 4b of vehicle seat 4, is disposing on the aft end face of this upside cover 171 taillight, parking light, the incorporate sign lamp of flashing lamp 171a.Above-mentioned front side cover 172 then hides the below of the preceding seat 4a of above-mentioned vehicle seat 4, and tightens together with base plate 8.
Disposing storage case 74 below the back seat 4b in above-mentioned side cover 10.This storage case 174 has size and the shape that can hold helmet etc., is erected between the above-mentioned back rest 15, and bolt up.The 174a of opening edge portion of this tank 174 covers with the base plate 4c of above-mentioned vehicle seat 4.The diapire 4c part that faces the 174a of this opening edge portion is protruding upward, has guaranteed the placement space at helmet top thus.
Shown in Figure 30 (a), be integrally formed into the groove 175 that extends and enter obliquely towards the front lower place vehicle seat side edge part 4d along fore-and-aft direction at the rising wood of above-mentioned upside cover 171 in car body the place ahead.This groove 175 is bent downwardly by the upper end as the lateral surface 175a of the outside face of this side cover 171, and forms one with sealing (madial wall) 175c around the 174a of the opening edge portion top of above-mentioned storage case 174.The upper surface of the 175c of sealing portion joins with the wiper bar 176 that is contained on the base plate 4c of above-mentioned vehicle seat 4, thus with between vehicle seat 4 and the upside cover 171, and and storage case 174 between all seal.The 175b of lateral wall portion of above-mentioned groove 175 is then hiding the outside of the side edge part 4d of this vehicle seat 4 up to the rear portion from the central authorities of the length direction of above-mentioned vehicle seat 4, the lower end of this side edge part 4d is positioned at concave part 175b.The madial wall 175d of above-mentioned groove 175 is hiding the outside of the 174a of opening edge portion of above-mentioned storage case 174.
As Figure 30 (b), shown in Figure 33, that is disposing at the rear portion of above-mentioned upside cover 171 that aluminium pressure diecasting makes grabs bar 173, this grabs left and right sides and the aft end face of bar 173 round back seat 4b, roughly be the font, have the lateral wall 173b of a part that constitutes above-mentioned groove 175 and the diapire 173c that curves inwardly and extend from the lower end of this lateral wall 173b, and make with the lateral surface 175a of side cover 171 lateral surface 173a consecutive.Between the rearward end of left and right sides lateral wall 173b, connecting cross member 173d with being integral.The diapire 173c that forms one in the front portion of above-mentioned lateral wall 173b passes through carriage 176 bolt ups on the central portion of the fore-and-aft direction of support tube 16.The left and right end portions of above-mentioned cross member 173d then by carriage 178 bolt ups on the rearward end of above-mentioned support tube 16, and fixing the blocking device 179 of above-mentioned vehicle seat 4 in the central authorities of the overall width direction of this cross member 173d.
The overlapping part with grabbing bar 173 of above-mentioned upside cover 171 is being provided with to side recessedly, so the outside face of upside cover 171 is continuous with the outside face of grabbing bar 173, becomes a face.The above-mentioned lateral wall 173b that grabs bar 173 hides the side edge part 4d of above-mentioned vehicle seat 4, and the lower end of this side edge part 4d is facing to above-mentioned diapire 173C.
As Figure 31, shown in Figure 32, helmet anchor clamps 180 form one with above-mentioned rearward end of grabbing the lateral wall 173b of bar 173, and these anchor clamps 180 are that the part excision of above-mentioned lateral wall 173b is formed.Owing on these anchor clamps 180, adorning the clamp 181a of the helmet 181, therefore can reach and prevent stolen purpose, can avoid the intrusion of rainwater simultaneously and prevent the damage of side cover 10.That is,, be difficult to run into side cover 10, and the opening of the helmet is downward, so side cover 10 can not damage, and rainwater can not enter in 181 yet because the helmet 181 that is in installing condition contacts with the metal bar 173 of grabbing.In addition because anchor clamps 180 form one with grabbing bar 173, so cost is also low.Therefore past is the structure that the helmet is arranged on side cover upper limb, has the helmet easily and the problem of side cover direct contact, and the problem that has opening to make progress.
As shown in figure 34, be provided with the tail-bracket 182 of carrying casing 183 in the back upper place of vehicle seat 4.This tail-bracket 182 is erected between the pipe 182a of rectangle and is formed by connecting by a plurality of reinforced plate (not shown), and is being supported by first support tube 184 on the left and right rearward end that is fixed on above-mentioned pipe 182a and second support tube 185 that is fixed on the central portion of above-mentioned pipe 182a.On above-mentioned rear end inwall of grabbing bar 173, and the vehicle frame pipe 187 between the above-mentioned first support tube 184 above-mentioned bracket 178 set with being erected at above-mentioned support tube 16 two ends is connected this second support tube 185 by bracket 186 bolt ups.
The leading section of above-mentioned tail-bracket 182 extends to the top that is positioned at the upper surface 173f that grabs bar 173 rear ends, can adorn the backrest 188 that is used for the back seat on this extension 182b with unloading.On the both ends on the overall width direction of this backrest 188 foot 189 is being set highlightedly, this foot 189 is installed on the above-mentioned extension 182b.In the present embodiment, tail-bracket 182 is fixed on the support tube 16 that constitutes body framework 2 and is fixed on grabbing on the bar 173 on this pipe 16, and backrest 188 is installed on this carriage 182, therefore with the past pass through stay is installed is installed in backrest on the body framework or is installed under the situation on the vehicle seat and compare, simple in structure, owing to can not need unnecessary installing space, therefore can increase the space in the side cover again.In addition, above-mentioned backrest easily can be unloaded, under situation about unloading, above-mentioned extension 182b can be used as space own, and the vestige after not unloading, can avoid outward appearance to worsen.
Below, the saddle of present embodiment is illustrated.
The rear end of the preceding seat of above-mentioned vehicle seat 4 (main vehicle seat) 4a forms and exceeds one section back seat (tandem vehicle seat) 4d, forms longitudinal wall part 190 in the boundary portion of two vehicle seat 4a, 4b.On this longitudinal wall part 190, be provided with anterior backrest 191.This backrest 191 reaches the purpose that improves occupant's comfort by the waist that supports the occupant, and can adjust movably along fore-and-aft direction according to occupant's height etc.
All-in-one-piece is being set with it to the outstanding protuberance 192 in car body the place ahead on the central portion of the overall width direction of above-mentioned longitudinal wall part 190.Be provided with front surface 192a, left and right side 192b, 192b around raised part 192 at the back side of above-mentioned backrest 191, and the recess 191a of upper surface 192c.The overhang forward of above-mentioned recess 192 is set at also bigger than the maximum amount of moving forward of the backrest of adjusting with following moving adjusting mechanism 193 191, thus with between the back side of above-mentioned backrest 191 and the longitudinal wall part 190 along with backrest moves forward and the gap that produces is filled up.
The mechanism of above-mentioned mobile adjustment has following structure.
The vehicle frame plate 194 that centers on its recess 191a is being set on the back side of above-mentioned backrest 191, on this vehicle frame plate 194, is adorning to install and supporting 195.This installation is supported on along about the plate body 195a of overall width direction extension and holds, and is integrally formed into the bar-shaped fagging 195b that extends back, and above-mentioned plate body 195a bolt up is on vehicle frame plate 194.Because therefore the above-mentioned vehicle frame plate 194 of recess 191a ground formation round backrest 191 can improve this backrest 191 self rigidity, and can increase sense of stability, support sense when supporting waist.
On the other hand, on the left and right end of raised part 192, form the guide hole 196 that above-mentioned fagging 195b can be inserted, the barrel-contoured guiding part 197 in the side of being formed with in this guide hole 196.This guiding part 197, its bottom is made of the right and left end 4c ' of above-mentioned base plate 4c, and its left and right sides sidepiece and top are made of the guide member 198 of word shape, and the outside face of this guide member 198 and a plurality of reinforced rib 198a form one.In addition,, form bolt hole 199, with the bolt 200 fastening above-mentioned fagging 195b that insert 199 li of this bolts hole along its moving direction facing on the part of above-mentioned fagging 195b of the left and right side end of above-mentioned base plate 4c 4c ' with keeping at a certain distance away.Like this, the front portion of the fagging 195b of above-mentioned backrest 191 is by guiding part 197 supportings, and the rear portion is fixing by bolt 200.Here, after the front wall section of above-mentioned base plate 4c that constitutes the roof of above-mentioned storage case 174 extends to half along the front surface 192a of raised part 192, the middle body of its overall width direction is outstanding upward, having only above-mentioned right and left end 4c ' is level, has avoided the interference to the top of the helmet thus.
Because in above-mentioned moving adjusting mechanism 193, support 195 will be installed to be fixed on the backrest 191, guiding part 197 is located on the protuberance 192 of vehicle seat 4, the fagging 195a of above-mentioned installation support 195 is inserted in this guiding part 197, and the rear end of this fagging 195a is fixing with bolt 200, therefore, only just can carry out the position adjustment of backrest 191 by the simple operation of unloading this bolt 200.Again since this mechanism 193 only with install to support 195 and guiding part 197 constitute, therefore can make simple in structure and with the Min. of part by numerical control, thereby can reduce cost built in necessity.In addition, owing to do not reduce the thickness of cushion rubber, therefore the traveling comfort of taking can not worsen.
Front end bottom at above-mentioned vehicle seat 4 is being provided with seat hinge 205, vehicle seat 4 can with this hinge 205 be fulcrum towards upper and lower to swing.This hinge 205 is that hinge bracket 207 is fixed on above the overhead carriage 206 of the bird's nest shape that being set up in the setting of existing side by side between the above-mentioned left and right curb girder 12,12, support bracket 208 is fixed on the front end bottom of above-mentioned seat bottom plate 4c, also connects these two brackets 207,208 and formation with link pin 209.The rear end lower of above-mentioned vehicle seat 4 is connecting the locking component 210 of U word shape, and the above-mentioned blocking device 179 of above-mentioned locking component 210 usefulness is locked, unblanked.
Above-mentioned support bracket 208 tilts with respect to horizon B as shown in figure 46, so that car body right side (diagram left side) uprises.Though above-mentioned link pin 209 is supported to level and since the right part of support bracket 208 high therefore when above-mentioned vehicle seat 4 is configured to be in closed condition the right high.This is for fear of the low danger in the right owing to disposing a vehicle seat pneumatic buffer have vehicle seat to open on the car body that keeps left slightly.In addition, locked device pins when closing owing to above-mentioned vehicle seat 4, and therefore above-mentioned the right height is corrected as approximate horizontal.
The central portion of the overall width direction of the leading section of the preceding seat 4a of above-mentioned vehicle seat 4 is to upper process, and this jut 4e has the knee folder function of driver with the leg clamping.
Bottom at the preceding seat 4a of above-mentioned vehicle seat 4 is being provided with the combustion box 211 that is fixed on the body framework 2.Upper front end at this Fuel Tank 211 forms oil supply port 211a highlightedly, can adorn on this oil supply port 211a with unloading and cover 212.And on the front end face of the above-mentioned jut 4e of above-mentioned vehicle seat 4, form oil supply opening 213.This oil supply opening 213 is inclined upwardly the leading section 214 of the base plate 4c of vehicle seat 3 and forms.Here, though,, therefore can not make the traveling comfort deterioration of taking because this part does not contact with occupant's health owing to the thickness attenuation of the cushion rubber 4d that above-mentioned leading section 214 is upwards erected cause this part.In addition, above-mentioned protrusion 4e forms just because of above-mentioned upwards erecting.
The fuel cap 215 that opens and closes this opening is being set on above-mentioned oil supply opening 213, this fuel cap 215 is to be made of full inner panel 216 and the outside plate of making 217 of plate, the bottom of this inner panel 216 is fixed on the above-mentioned support bracket 208 with bolt 218, and its top then forms on the flank 214a of one with the leading section 214 that bolt 219 is fixed on above-mentioned base plate 4e.The lower edge of above-mentioned outside plate 217 is connected with the lower edge of inner panel 216 freely by link pin 220, energy switch.In addition, on the upper end of above-mentioned inner panel 216, be provided with the locking component 221 that makes outside plate 217 lock, unblank.
Be formed with opening 216a on above-mentioned inner panel 216, the edge of opening of this opening 216a curves inwardly and is cylindricly and extends.And in this opening 216a, insert the oil supply port 211a that is disposing above-mentioned Fuel Tank 211.In addition, between the opening 216a of this oil supply port 211a and inner panel 216, be equipped with protective case 222, prevent that thus fuel from flowing to the outside, and can reclaim the fuel that spills in this protective case 222 with pipe 223.
When installing to above-mentioned vehicle seat 4 on the body framework 2, be located fixingly on the blocking device of grabbing on the bar 173 thereby the locking component 210 of vehicle seat 4 is locked in to be fixed in earlier, under this state, support bracket 208 positions of the front end of above-mentioned vehicle seat 4 and seat hinge 205 be combined usefulness bolt (with reference to Figure 33, Figure 39) from oil supply opening 213.Owing on the front end face of above-mentioned vehicle seat 4, form oil supply opening 213 in this wise, near and the configuration of the bottom this opening 213 hinge 205, therefore can precision when vehicle seat 4 is installed good and easily carry out location on the direction of all around, and then can improve vehicle seat 4 and side cover 10, grab the involutory precision of bar 173, and the involutory precision of the sealing surface of raising and storage case 174.Its result can make the design of the face of joint that shortens vehicle seat 4 and side cover 10, and can form vehicle body very close to each other and uneven, thereby reach the effect of improving outward appearance.Past owing to can not under the oriented state of the locking component of vehicle seat rear end, the vehicle seat front end be installed on the hinge, therefore with the side cover to engage precision low, the problem that is easy to generate the gap is between the two arranged.
Between above-mentioned vehicle seat 4 and body framework 2, be provided with pneumatic buffer 225.Labour when this energy disperser 225 is used to alleviate the switch vehicle seat, and make it remain on the state of opening.This pneumatic buffer 225 is that the piston (not shown) can be inserted in the cylinder 226 with being free to slide, be fixed on an end of piston rod 227 on this piston and the other end that makes this piston rod 227 outstanding and constitute from above-mentioned cylinder 226.
Above-mentioned energy disperser 225 is configured between the upper wall 211b and seat bottom plate 4c of above-mentioned Fuel Tank 211, and roughly becomes level along this base plate 4c on fore-and-aft direction.The position of the substantial middle on the overall width direction of the upper wall 211b of above-mentioned Fuel Tank 211 is provided with the recess 211c that extends along fore-and-aft direction, holds in this recess 211c and is disposing above-mentioned energy disperser 225.The piston rod 227 of above-mentioned energy disperser 225 is rotatably connected on the bracket 228 of the front end that is fixed in the above-mentioned back rest 15.Above-mentioned cylinder 226 then is rotatably connected on the bracket 229 of the lower surface that is fixed in base plate 4c, and the connecting portion of vehicle seat one side of this cylinder 226 is from the seat hinge 205 in the more close car body of car body connecting portion the place ahead of above-mentioned piston rod 227, and is positioned at than hinge 205 more on the position of top.
Holder device to above-mentioned motor bike describes below.
On the middle body of the above-mentioned line part 13b of pipe 13 down the side stand (not shown) that has a supporting leg is being set, rearward end is provided with main support 235.This main support 235 is that hinge bracket 237 is connected on the rack body 236 of left and right supporting leg 236a, 236b, and will ride member 238 and be connected that left branch leg 236a goes up and constitute.Above-mentioned hinge bracket 237 is connected with the bracket 240 that down sets up and be connected the rack beams 239 between the above-mentioned left and right sides line part 13b by link pin 24.Like this, above-mentioned rack body 236 just can swing up and down between the favorite places B of stand up position A and the lower surface of the crankcase that contacts engine installation 3 55.
Between above-mentioned rack body 236 and bracket 240, be provided with and be tending towards collecting the spring (not shown) of direction when making this rack body 236 flat.Connecting on above-mentioned bracket 240 limit rotation of rack body 236 stop dog component 242 to stand up position A, the protuberance 243 that the part that contacts with stop dog component 243 of above-mentioned hinge bracket 237 and width are bigger forms one.
Connecting cross bar 244 on two 236a of foot, the 236b of above-mentioned rack body 236, this cross bar 244 bends to when being in favorite places B outstanding downwards.Central authorities in the overall width direction of this cross bar 244 are provided with the rubber cylinder member 245 that contacts with the lower surface of above-mentioned crankcase 55.This rubber cylinder member 245 be bearing in by pin 247 free to rotately and above-mentioned cross bar 244 bonded assembly left and right sides stay bearing plate 246a, 246b between.
On above-mentioned engine installation 3 and part that above-mentioned roller component 245 contacts, be formed with the heavy section 248 that extends along fore-and-aft direction, on this heavy section 248, be formed with hide face 209, this is hidden face 249 and has the curve form apart from the minimizing of pavement-height of inhibition along with the rack body that fluctuates 236 of engine installation 3.Specifically, with respect to the distance of the part that contacts from the pivot 20 of above-mentioned engine installation 3 to the rubber cylinder member-as the circular arc C of radius, with curved surface do than front part also above.Promptly, when engine installation 3 shakes whole extended positions (with reference to the little by little line of Figure 43-Figure 45) and compression position (with reference to two dot dot dash of Figure 43-Figure 45) from dead position (with reference to the solid line of Figure 43-Figure 45), rack body 2368 is along shaking the top because of the above-mentioned repressed direction of minimizing apart from the ground-surface height of shaking generation, therefore avoided tiltangle ' minimizing.
Figure 47 according to the expression principle illustrates the above-mentioned face 249 of hiding, this hide face 249 with position that above-mentioned roller component contacts before part be positioned at circular arc C above, with position that above-mentioned roller component contacts after portion then be positioned at circular arc C below.
The following describes the effect and the effect of present embodiment.
The body framework 2 of present embodiment, because girder 11 is connected the top of push pipe 5, the pair of right and left curb girder 12,12 of linearity extension is connected the rear end of this girder 11 backward, pipe 13 is connected the bottom of above-mentioned push pipe under the pair of right and left, manage 13 curve 13c down and be connected with suspension bracket 14, therefore can guarantee in rigidity with the car body under the situation of big bike with the rearward end 12a of above-mentioned curb girder 12.
Owing to connect a rich girder 11 on the push pipe 5, therefore with the situation that connects two girders mutually specific energy guarantee the push pipe rotary space, thereby under situation about the accommodation section being located in the legging cover 7, can increase volume.In addition, since carry foot by the line part of above-mentioned left and right sides curb girder 12 and about down the line part of pipe 13 forms so big object keeping box of energy configuration capacity in the tunnel portion of base plate 8.
Because above-mentioned curb girder 12 is connected with longitudinal tubule (L tubule) 25 each other with the curve of managing 13 down, can further improve the rigidity of beam with this.Again because top with connecting portion curb girder 12 suspension bracket 14 is being connected suspension link 17, the bottom is connecting depression bar 22, and with both connecting portion supporting engine installation 3, so can strengthen the supporting rigidity of this engine installation 3.
The manufacture method of the longitudinal tubule (L tubule) 25 of present embodiment be the flat board 25 that will have the circumferentially deploying size a of longitudinal tubule (L tubule) 25 ' both ends strike out above-mentioned curb girder 12, manage 13 and the contact surface b of the longitudinal tubule (L tubule) 25 shape b ' after launching down, and should flat board 25 ' make cylindric after the junction surface 25a ' that it is protruding be welded to one another and make, therefore, can improve contact surface a and above-mentioned curb girder 12 with this longitudinal tubule (L tubule) 25, manage down that 13 protuberance engages and the face of joint precision during welding, the situation that forms curved surface with past elder generation's cut-out processing tube end face is again compared, and can improve the dimensional accuracy when installing.In addition because anchor clamps hole 25b, suction eye 25c be punching press above-mentioned dull and stereotyped 25 ' in form, therefore can save boring processing in the past, thereby reduce manufacturing cost.
In the steering hardware of present embodiment, because the top of steering shaft 30 is outwards outstanding from the through hole 42 of front shroud 6, and on this protrusion, adorning the handle mount pad 36 of directional control handle 35, therefore needn't unload above-mentioned front shroud 6 just can carry out the loading and unloading operation of handle 35, and can improve rotating assembly performance of handle and maintainability.In addition, because nut 41 is being twisted in the upper end of above-mentioned steering shaft 30, therefore with these nut 41 fastening handle mount pads 36, can not need welding in the past or projection under the situation of bolt installation portion is set, thereby can prevent the damage that causes by the contact of hawser class.
Owing to be formed with concave cone face 38 on above-mentioned handle mount pad 36, and the convex cone face 39 that makes steering shaft 30 and this concave cone face 38 are chimeric so can improve Joint strenght when being used in big bike, and can guarantee the rigidity with respect to car body weight.Upwards prolong with two front forks in past and the situation of combination mutually specific energy increase the volume of accommodation section.
Because the diameter of the through hole 42 of above-mentioned front shroud 6 is greater than the diameter of double nuts 32, therefore can easily carry out from above-mentioned through hole 42, unloading the operation of this nut 32, therefore needn't unload front shroud 6 just can load and unload front fork 33, steering shaft 30, can improve maintenance characteristics and transaction capabilities.Because the lower surface of above-mentioned through hole 42 usefulness handle covers 43 is hiding, therefore cannot see from the outside again, can prevent that outward appearance from worsening.
In the engine installation 50 of present embodiment, by idler gear 77 cooling water pump driven wheel 78 is connected with the driven wheel 76 of bent axle 60, drive oil pump axle drive shaft 75 with this idler gear 77, therefore can save the oil pump driven wheel, reduce the part number and adapt to miniaturization.
Owing to drive oil pump 79 with idler gear 77, therefore can irrespectively set the transmitting ratio of oil pump 79 with the reduction ratio of cooling water pump 80, this point also can adapt to miniaturization.
Owing to make said structure, oil pump 79 can be arranged on continuously variable unit 51 drive pulley 70 the opposite and in the central lower of crankcase 55, therefore the lubricating oil sucking hole can be configured in the central lower end of food tray 86.As a result, can simplify oil circuit, and can prevent the so-called aspirated air after pasta change pump suction loss.
In the cooling mechanism of the continuously variable unit 51 of present embodiment, because recess 95a and protecgulum 105 with the front portion that is located at transmission-case cover 95 form cleaner case 107, and the rearward end at this protecgulum 105 forms the attraction mouth 109 that imports coolant air, therefore can utilize existing part to constitute cleaner case 107, compare with zero like that situation of establishing independent lid or dividing plate of past, can reduce the part number, simplified structure, thus can reduce cost.And in this case, owing to formed recess 95a on the transmission-case cover 95, only this point just can improve the rigidity of transmission-case cover 95, and can suppress the generation of vibration, noise.
Since above-mentioned protecgulum 105 and transmission-case cover 95 is fastening together so that clamp member 108, as long as therefore unload replacing and the cleaning that above-mentioned protecgulum 105 just can carry out member 108.
In addition, because the attraction mouth 109 of above-mentioned protecgulum 105 is at a side opening opposite with travel direction, therefore compare with the situation that attracts mouth to be located at the car body front side, the wind that travels is difficult to make water, dust to enter, and owing on above-mentioned attraction mouth 109, disposed and kept off back the 109a of portion, rib 105a, therefore can suppress entering of water, dust, thereby prolong the life-span of member 108.
Because the configuration structure of the radiator 116 of present embodiment is that this radiator 116 is configured in the front portion of central tunnel 8a of base plate 8, therefore the wind of guaranteeing to travel also can effectively utilize central tunnel 8a space partly, compare with the situation in being configured in the front truck cover in the past, can improve for the part configuration design-calculated degree of freedom in this cover, and then increase the volume of accommodation section.In addition since can adjacent engine device 50, therefore only from can shorten feed pipe 118, counter flow pipe 121 this point just can reduce the cooling water expansion tank resistance, thereby also can improve cooling effectiveness.Because above-mentioned central tunnel 8a has air-exhausting function and increased ventilation channel, therefore can further improve cooling effectiveness again.
Because the rear side under about above-mentioned radiator 116 is configured between rake (longitudinal edge portion) 13a of pipe 13, therefore the rotary motion trace (referring to the long and short dash line of Figure 17) that can not interfere front-wheel 34, and then can shorten the supporting of wheel, and can be in the space that enlarges under the situation that wheel support is kept intact on the fore-and-aft direction that carries foot.In addition, because therefore pipe 13 protections down about the front surface of above-mentioned radiator 16 quilt can prevent the damage that external force causes, and can guarantee apart from ground-surface height.
Owing to make the left and right sides 116b of water tank portion of above-mentioned radiator 116 and the rake 13a overlap joint of above-mentioned pipe 13 down, the size that therefore needn't strengthen central tunnel 8a and the left and right overall width direction of pipe 13,13 down just can be by setting the size of the above-below direction of radiator central part 116a to such an extent that increase the efficiently radiates heat area more greatly, thereby can improve cooling effectiveness.
Because carburetter 49 is configured in the top of above-mentioned engine installation 50, cooling water expansion tank (warm water) from driving engine is supplied with this carburetter, and the topmost in the whole cooling water path that comprises radiator 116 of this carburetter 49 is provided with air suction screw 115, therefore can prevent to freeze, and can be easily with the air extraction that accumulates in the cooling water path, thereby the situation of bleeding behind the bottom hose class A of geometric unitA with unloading of past mutually specific energy improve operation.
Because the wind guiding structure that travels of present embodiment is to form running air inlet 125 on the front surface left and right side of front shroud 6, and be provided with the wind that travels is directed to the inner fender 126 of radiator 116 and covers 9 top extension 9d down from this introducing port 125, therefore can reduce air resistance and have rectification effect, can improve outward appearance and coolant air can be imported radiator 116 efficiently.In addition, the extension 125a that joins with above-mentioned air guide hole 125 has the function as the strenthening member of the bottom of front shroud 6, can improve the rigidity of this part.
Because loudspeaker 127 and inlet 125 relatively are configured in the above-mentioned inner fender 126, the volume that therefore can add the typhon pronunciation, and with additive method loudspeaker were set with the past and enter the top of front shroud 6 and avoid making the outward appearance deterioration with the anti-sealing of specific energy under the situation of groove.
Owing to form discharge orifice 9b at the position that is positioned at radiator 116 back of covering 9 down, and formed the air guiding wall 9c that erects towards radiator 116 oblique the place aheads from the trailing edge of this discharge orifice 9b, therefore the negative pressure that rear lower portion produced, raising ventilation efficiency can be effectively utilized, and then the cooling air that blows to radiator 116 can be increased at above-mentioned back cover 9.In addition, owing to cannot see above-mentioned discharge orifice 9b and air guiding wall 9c from the outside, therefore can prevent that outward appearance from worsening, and therefore can avoid the influence that causes by air draft heat, and also can prevent to be stained with muddy water etc. engine installation 50 etc. owing to be provided with above-mentioned air guiding wall 9c.
Because the body construction of present embodiment, be between the upper limb of the upper limb 6c of front shroud 6 and headlight opening 6d, to form service ports 140, and cover the lower edge 134a of this service ports 140 and air baffle 134 with maintenance cover 142, therefore needn't unload front shroud 6 just can change the bulb of headlight 135 or the wiring of various instrument from above-mentioned service ports 140, improves operation.
In this case, because the part of the formation service ports of above-mentioned front shroud 6 tilts obliquely upward, make its top be positioned at after a while position, therefore can increase the area of the plane projection of above-mentioned service ports, payload space during just from the top operation also can improve operation from this point.
In addition, owing to cover in hold-down bolt 1 34b of the lower edge 134a of above-mentioned air baffle 134 with maintenance cover 142, and can on maintenance cover 142, apply the decorative pattern that is used to improve appearance design effect, the effect of the outward appearance that therefore can be improved.
Because being the periphery and the joint fastener 7f that form jack 7e and this jack 7e on the mount pad 7d of legging cover 7, the main switch mounting structure of present embodiment forms one, the flange part 151b of deflating cap 151 is contacted with the periphery of above-mentioned jack 7e and the tabs 151c of cylinder 151a is engaged with above-mentioned joint fastener 7f, therefore, the mount pad 7d of deflating cap 151 and legging cover 7 can improve outward appearance axially can be very close to each other.
Because cylindrical keys 150a and legging cover 7 are fixed on the common car body carriage, therefore installation error between the two is little, and Just because of this, the endplay of the mount pad 7d of above-mentioned deflating cap and legging cover 7 also diminishes.
In addition, because the diameter of jack 7e is greater than the diameter of the cylinder 151a of deflating cap 151, and joint fastener 7e is flexible, therefore can absorb the error on the square with the axis direction between jack 7e and the deflating cap 151.
Because in the storing apparatus of present embodiment, right side on the overall width direction of the longitudinal wall 7a of legging cover 7 is to car body the place ahead protrusion and form the same with baggage container recess 152, and at the left side upper cut, form baggage container opening 153, and on this baggage container opening 153, adorning the baggage container member 154 that forms with additive method, therefore can increase the capacity of baggage container significantly, and improve accommodation function.Owing to make the lower edge 154a of above-mentioned baggage container member 154 be lower than the lower edge of above-mentioned baggage container opening 153, and make upper limb 154b be higher than the upper limb of baggage container opening 153, therefore not only can increase the capacity of baggage container but also can prevent that the article that held from dropping out.
Again owing to be provided with the lid 157 that locking component 159 is housed on the opening of above-mentioned baggage container opening 153 and baggage container recess 152, and the junction surface 152f that the baggage container recess 152 of legging cover 7 had both engaged with the lock pawl 159c of above-mentioned locking component 159 forms one, supporting recess 152g with the rearward end that supports locking component 159 forms one again, therefore can lock 159 with 7 supportings of legging cover, thereby can improve locking intensity, and improve the positional precision of locking pawl 159c and junction surface 152f, even long-term use also can be locked reliably.
In the above-described embodiments, only on the left side of legging cover 7, disposing the not baggage container member 154 of one, all using other baggage container member to constitute, at this moment, can further increase the capacity of baggage container but the present invention also can be whole accommodation section.
Because being the rising wood at upper side cover 171, side cover Processing Structure of the present invention is provided with the recess 175 that extends along fore-and-aft direction, and hide the side edge part 4d of vehicle seat 4 with the outside wall portions 175a of this one 175, hide the opening edge 174a of storage case 174 with the sealing 75c of inner wall part 175b, therefore hand can not stretch into the below of vehicle seat 4, thereby can prevent mischief or theft.The lateral margin 4d of above-mentioned in addition recess 175 and vehicle seat 4 forms maze-type structure, therefore can prevent because of the storage case 174 interior water inlets of raining or carwash causes, again since above-mentioned recess 175 tilt to the front lower place in car body the place ahead, therefore even rainwater or car wash water enter also draining easily.
Because being provided with, the rear portion of above-mentioned upside cover 171 grabs bar 173, hide the side edge part 4d of vehicle seat 4 by this lateral wall 173a that grabs bar 173, and this grabs the outside face of bar 173 and the outside face of above-mentioned side cover 171 sets with becoming a face, therefore, to prevent mischief or water inlet, and the car body outside face becomes continuous face, therefore can not hinder and get on or off the bus, and not only can improve the situation of getting on or off the bus but also can improve outward appearance.
Because in the saddle of present embodiment, the longitudinal wall part 190 of the preceding seat 4a rear end of vehicle seat 4 forms one with forwards outstanding protuberance 192, on the back side of backrest 191, be provided with around the so big or small recess 191a of raised part 192, and the overhang of raised part 192 is greater than the amount of moving forward of backrest 191, therefore, when backrest 191 is moved, can prevent that because of the gap between this back side and the above-mentioned longitudinal wall part 190 is hidden by protuberance 192 outward appearance from worsening, and can avoid covering the gap and cost being improved with other cover.In addition, owing to form protuberance 192 in longitudinal wall part 190 1 sides of above-mentioned vehicle seat 4, backrest enlarges to the side when therefore having avoided protuberance to be located at backrest one side, can make occupant's stable posture by bus; And because therefore the space of the rear lower portion of above-mentioned longitudinal wall part 190 ISR not can avoid the influence to storage case 174.
Because in the oil supply structure of present embodiment, form the leading section 214 of the seat bottom plate 4c that upwards erects on the front end face of vehicle seat 4, and make the left and right sides sidepiece of base plate 4c form oil supply opening 213 with being inclined upwardly, on this oil supply opening 213, be provided with the fuel cap 215 of this oil supply opening of switch, in this oil supply opening 213, dispose the oil supply port 211a of Fuel Tank 211, therefore needn't just can carry out oil supply by switch heavy weight vehicle seat.In addition, because oil supply port 211a is configured in the front end of vehicle seat 4, even therefore the thickness attenuation of the cushion rubber of its leading section 214 can not influence the traveling comfort of taking yet, and has a function of knee shape handle, and can effectively utilize the space of vehicle seat inboard, do not increase the height of vehicle seat and can guarantee propellant capacity yet.Again because disposing the seat hinge 205 that is fixed on the body framework in the front end bottom of vehicle seat 4, thus can cover accurately 125 and the position of oil supply port 211a involutory.
Owing to be provided with energy disperser 225 between above-mentioned vehicle seat 4 and the body framework 2, the piston rod 227 of this energy disperser 225 is connected with the back rest 15, cylinder 226 is connected with the base plate 4c of vehicle seat 4, and make the place ahead, the position of this connecting portion than the more close car body in position of the connecting portion of above-mentioned piston rod 227, more close seat hinge 205, therefore have the effect that alleviates the used labour of switch vehicle seat, and can shorten the oscillating stroke of energy disperser 225.In addition, owing to energy disperser self can constitute compactly, thereby can dwindle occupied space, and then can guarantee the capacity of Fuel Tank 211.
Because above-mentioned energy disperser 225 is near seat hinge 205, and be configured in the recess 211c of the upper wall 211b that is located at Fuel Tank 211, therefore, little by the influence that this recess 211 causes to fuel capacity, to the also not influence of discrepancy of the capacity of storage case 174 and the article that carried.Again because energy disperser 225 is configured in the position of overall width direction substantial middle, therefore as long as snapping is made a sound just can prevent the vehicle seat switch with an energy disperser time.
Because in the holder device of present embodiment, when engine installation when (right-hand) only swings the θ angle upward, car body only reduces Δ H apart from the ground-surface height, and rack body 236 is upwards swung Δ L along 249 of the walls of hiding, therefore, can reduce of the reduction of the right part of rack body 236 apart from the ground-surface height.
Such holder device, owing to can adorn rubber cylinder member 245 freely to rotate on the rack body 236, and its front part, rear section formed by be positioned at pivot 20 be the curved surface of top, the below of the circular arc at center constitute hide face 249, therefore can suppress the minimizing of the pavement-height of the rack body 236 that the swing by engine installation 3 causes, and can alleviate the tiltangle that causes thus ' minimizing, thereby make the vehicle stable posture.In addition because above-mentioned roller component 245 is configured in the central authorities of overall width direction, therefore with the situation that is configured in a side mutually specific energy prevent the inclination of two 236a of foot, 236b.The wearing and tearing that can freely turn round so can suppress to cause owing to roller component 245 again by friction, thus can life-saving.
More than relevant motor bike steering hardware of the present invention, the bar handle supporting is chimeric by the upper end of the conical surface and steering shaft, this steering shaft upper end is being twisted nut and is being fixed above-mentioned handle supporting, therefore needn't unload front shroud just can load and unload steering shaft, can improve maintenance characteristics and assembly performance, and the effect with the damage that can avoid the hawser class can also be guaranteed fastening strength and adapt to the maximization of steering hardware, has the effect of the degree of freedom that can improve the design aspect around the steering hardware.
The invention of claim 2, because the diameter of steering shaft through hole that makes the front truck cover is greater than the fixing diameter of the nut used of steering shaft of supporting, and the lower surface with handle cover hides the deterioration that therefore this through hole has avoided outward appearance, have and do not unload the front truck cover and just can load and unload the effect of whole steering swivel system, and have the effect of further raising maintainability and assembly performance.

Claims (2)

1. the steering hardware of motor bike, it be with the push pipe rotatably support and with the front truck cover round steering shaft be fixed on a upper end of supporting the front fork of front-wheel with axle, on the upper end of this steering shaft, adorning handle, it is characterized in that, outstanding upward and form the convex cone face the upper end of above-mentioned steering shaft at the outer peripheral face of this protrusion from the front body cover, on the inner peripheral surface of the steering shaft mounting hole of handle supporting, form the concave cone face that cooperates with the convex cone face of above-mentioned steering shaft, by the fastening above-mentioned handle supporting of nut of screwing in the upper end of above-mentioned steering shaft.
2. motor bike steering hardware as claimed in claim 1, it is characterized in that, the diameter of the steering shaft through hole of above-mentioned front body cover is greater than with steering shaft supporting and be fixed on the diameter of the nut of using on the above-mentioned push pipe, and hides above-mentioned through hole with the lower surface of handle cover.
CN96110957A 1995-06-29 1996-06-29 The steering hardware of motor bike Expired - Lifetime CN1111484C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP164277/95 1995-06-29
JP164277/1995 1995-06-29
JP16427795A JP3707565B2 (en) 1995-06-29 1995-06-29 Motorcycle steering device

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Publication Number Publication Date
CN1152521A true CN1152521A (en) 1997-06-25
CN1111484C CN1111484C (en) 2003-06-18

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CN96110957A Expired - Lifetime CN1111484C (en) 1995-06-29 1996-06-29 The steering hardware of motor bike

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1117006C (en) * 1998-05-29 2003-08-06 雅马哈发动机株式会社 Drive system for motorcycles
CN107816918A (en) * 2016-09-12 2018-03-20 约翰尼斯海登海恩博士股份有限公司 Length measurement device and the method for its assembling
CN108025790A (en) * 2015-09-30 2018-05-11 本田技研工业株式会社 The bearing arrangement of axis

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JPH10226381A (en) * 1997-02-13 1998-08-25 Yamaha Motor Co Ltd Scooter type motorcycle
JP4197198B2 (en) * 1998-04-23 2008-12-17 ヤマハ発動機株式会社 Front fork structure of scooter type vehicle
JP2001241358A (en) * 2000-02-29 2001-09-07 Yamaha Motor Co Ltd Oil pan structure of four-cycle engine for motor scooter
JP2006256576A (en) * 2005-03-18 2006-09-28 Showa Corp Electric steering device
US7661506B2 (en) * 2005-03-18 2010-02-16 Showa Corporation Motor-driven steering apparatus
JP4669309B2 (en) * 2005-03-18 2011-04-13 株式会社ショーワ Electric steering device
JP6914178B2 (en) * 2017-11-30 2021-08-04 本田技研工業株式会社 Saddle-riding vehicle

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Publication number Priority date Publication date Assignee Title
FR2548128B1 (en) * 1983-07-01 1988-06-17 Atax CYCLE HANDLEBARS
US5400676A (en) * 1993-12-14 1995-03-28 Kao; Yu-Chen Bicycle handlebar stem mounting device
CN2206245Y (en) * 1994-06-17 1995-08-30 高玉祯 Handle-bar locking pipe for bicycle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1117006C (en) * 1998-05-29 2003-08-06 雅马哈发动机株式会社 Drive system for motorcycles
CN108025790A (en) * 2015-09-30 2018-05-11 本田技研工业株式会社 The bearing arrangement of axis
CN108025790B (en) * 2015-09-30 2020-10-23 本田技研工业株式会社 Bearing structure of shaft
CN107816918A (en) * 2016-09-12 2018-03-20 约翰尼斯海登海恩博士股份有限公司 Length measurement device and the method for its assembling
CN107816918B (en) * 2016-09-12 2020-12-04 约翰尼斯海登海恩博士股份有限公司 Length measuring device and method for assembling same

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CN1111484C (en) 2003-06-18
JP3707565B2 (en) 2005-10-19
JPH0911962A (en) 1997-01-14

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