CN1049395C - Body cover for a motorcycle - Google Patents

Abstract

For a two-wheeled motorcycle equipped with a vertically long main frame with a predetermined side width from the front pipe to the lower central part of the vehicle body and an engine below the main frame, the parts of the main frame and the engine are covered substantially continuously. The car cover is composed of a plurality of separate parts, so that one of the separate covers can be freely disassembled along the side of the aforementioned main frame. When it is removed, only the main frame is exposed and the appearance surface is used. and the like are covered with other car covers, and the appearance is not exposed. At the rear of the car body, the rear fender composed of a plate-shaped frame is arranged on the structural components of the rear frame behind the main frame. Auxiliary parts are arranged on the board to form a slender body.

Description

Two-wheeled motor vehicle car cover

The present invention relates to a kind of two-wheeled motor vehicle, this motor bike has the car cover that band detachable ground covers the side cover of two-wheeled motor vehicle main car frame side.

As everyone knows, when being bearing on the frame part that comprises the main car frame that rearward stretches out from the two-wheel front bar, also cover frame part and accessory to accessory with the car cover.As an example, see that the spy opens flat 3-167084 communique.

This car cover is generally combined by a plurality of separating parts, covers the side fabric width of the side cover of main car frame side than main car frame, and generally is to be directly installed on the main car frame etc. with Screw etc.

The rear portion of general two-wheeled motor vehicle is the seat horizontal bar that tubulose is set from main car frame with rearward extending, and when rear vehicle configuration accessory etc., its structure supports by welding or affixed carriage base part on this seat horizontal bar.

That is,, just exist the one side of sacrificing the space because of the pipe fitting of seat horizontal bar because the seat horizontal bar is extended around rear mudguard as reinforcing member.

Therefore, in order to constitute rear vehicle, do not extend the example that the seat horizontal bar is set though have, open in this example of putting down in writing on the clear 62-97892 communique real, be to seize rear mudguard on both sides by the arms from the reinforcement plate that is arranged at about vehicle frame, the tabular plate of seizing on both sides by the arms rearward extends setting, and rear mudguard is bearing on the back seat together with seizing bar on both sides by the arms.

Opening in the flat 1-150186 communique real, showing accessory is loaded in example on the rear mudguard.

Yet, even make vehicle with the way of band side cover, but popular be to unload side cover, and main car frame has bigger side, in order to become the attractive parts of design, uses the design plan that it is exposed sometimes.

But at the example of above-mentioned the past, side cover surpasses the side amplitude of main car frame, has usually covered accessories such as lubrication box and electric component and so on, and when unloading side cover, because these accessories etc. expose, the two-wheeled motor vehicle outward appearance is not good.

Even neatly main car frame is used as appearance part, usually also be side cover etc. directly to be installed on the side of main car frame with Screw etc., in case unload side cover etc., vestige be installed,, also be difficult even painstakingly utilize the main car frame side owing on main car frame, form little screw and so on.

So, to change the motor bike of style manufacturing in fact that only to remove style side cover, that be provided with side cover merely be difficult by the band side cover, during with two kinds of ways, must consider two kinds of forms in expectation respectively, the result is uneconomic.

In the example of the past of relevant rear vehicle structure, to the former example, owing to accessory is not arranged on rear vehicle, so must locally guarantee more space for accessory at other, the car body breadth is wide, has sacrificed outward appearance.Particularly many because number of components such as seize on both sides by the arms.

On the other hand, the example to the latter is arranged on rear vehicle to accessory, and the place of these configurations is positions, side, settles above rear mudguard after the vehicle frame, can make that to take the leeway of putting accessory less.

The present invention is in order to address these problems, and an one purpose is: at Vehicular body front, side cover is being installed or is disassembling under any state of side cover, accessory etc. do not expose, and do not produce the apparent problem of car body.

Another purpose is: at rear vehicle, fully guarantee the space of accessory etc., the rear vehicle structure that can form slender car body outward appearance is provided.

In order to solve above-mentioned problem, the application's two-wheeled motor vehicle has in the past pipe the main car frame of lengthwise of regulation lateral width and the driving engine of this main car frame below along the vertical direction to the car body central lower, it is characterized in that: constitute the car cover that roughly covers aforementioned main car frame and driving engine continuously by a plurality of separable parts, make one of this separable part simultaneously along above-mentioned main car frame side detachable.

Also have, above-mentioned car cover is by comprising that following a plurality of separating part constitutes, that is: for the top that covers main car frame above it loam cake of rear extension forward, with the side cover that covers main car frame side, its upper end and the binding of loam cake lower end, and be arranged at side cover below, below main car frame and the lower cover of upper end and the binding of side cover lower end, side cover be arranged to by roughly the same width along the main car frame side rear extension forward, other simultaneously adjacent component part detachable with the car cover.

Like this, in case, just expose the lateral surface of main car frame, and on this surface, do not stay any installation vestige taking off by the car cover of roughly the same width along the separation of main car frame side, also be difficult to expose the outward appearance of accessory, so can make the desired appearance surfaces that design is arranged to main car frame.

Moreover, owing to can separate with loam cake side cover with lower cover respectively, even unload side cover; loam cake and lower cover also still can be installed on car body; the function that keeps former car cover can cover not good accessory of outward appearance etc. with these car covers and do not reveal, and can protect these accessories etc.

Therefore, only to adorn or dismantle side cover, just can not expose form main car frame, the band side cover, and as appearance part expose, conversion promptly between the form of no side cover, not only convenient but also economy.

Also have, except that above-mentioned side cover, use the side of at least a portion covering engine radiator of lower cover, form the air draft opening of radiator simultaneously in the side of this lower cover.

Have again, also can be arranged on the rear mudguard that forms by tabular vehicle frame at rear vehicle on the structure member of back vehicle frame at aforementioned main car frame rear, on this rear mudguard, dispose accessory.

Like this, rear mudguard is constituted by tabular vehicle frame, and, guarantee to set the space of accessory, accessory is arranged on the rear mudguard,, can make outward appearance become slender so the car body breadth is narrow without the tubulose vehicle frame.

Vehicle frame on linking before and after being provided with between the back vehicle frame at main car frame and its rear can dispose Fuel Tank by vehicle frame on this, the upper end of Rear wheel suspension with shock absorber thereunder is set simultaneously.

So, because Fuel Tank is configured on the vehicle frame, the space below can being contained in Rear wheel suspension with shock absorber and other accessory etc., width over sides of car body is narrow, and the outward appearance of whole locomotive body is slender.

Fig. 1 is the lateral plan of the first embodiment two-wheeled motor vehicle;

Fig. 2 is the lateral plan that side cover is taken off state from Fig. 1;

Fig. 3 is the lateral plan of the first embodiment two-wheel vehicle carriage main portion;

Fig. 4 is the birds-eye view of the first embodiment two-wheel vehicle carriage main portion;

Fig. 5 is the lateral plan of the first embodiment car cover integral installation attitude;

Fig. 6 is used for illustrating the cutaway view along 6-6 line among Fig. 1 that present embodiment is done;

Fig. 7 is the cutaway view along 7-7 line among Fig. 5;

Fig. 8 is the lateral plan of the second embodiment two-wheeled motor vehicle;

Fig. 9 is the lateral plan of the second embodiment car body main portion;

Figure 10 is the birds-eye view of the second embodiment car body main portion;

Figure 11 is the car body main portion lateral plan that expression second embodiment disposes the structure of accessory;

Figure 12 is the birds-eye view of expression second embodiment rear vehicle configuration accessory structure;

Figure 13 is the lateral plan of the second embodiment rear vehicle main portion;

Figure 14 represents simultaneously along the cutaway view (car body left-half) of the 111-111 line of Figure 11 with along the cutaway view (car body right half part) of the 11r-11r line of Figure 11.

Below with reference to Fig. 1 to Fig. 7 one embodiment of the present of invention are described, Fig. 1 is the lateral plan of two-wheeled motor vehicle 1 of the car cover installing condition of present embodiment; Fig. 2 is the lateral plan that the two-wheeled motor vehicle side cover of Fig. 1 is taken off state; Fig. 3 is the lateral plan of this body frame structure for automotive main portion; Fig. 4 is its birds-eye view.

At first, can find out obviously from Fig. 3 and Fig. 4 that main car frame 3 is managed 2 in the past and separated to the left and right, and tiltedly descends direction to stretch out towards the rear portion, the rear portion of main car frame 3 is attached on the crooked downwards middle vehicle frame 4.

Back vehicle frame 5 therefrom vehicle frame 4 sweeps stretches out to the rear portion oblique upper, and vehicle frame 6 is erected between the main car frame 3 and back vehicle frame 5 that launches from middle vehicle frame 4 front and back behind the top.

About set up transverse bracket 7 between vehicle frame 5 rear portions, back, in addition, about in set up transverse tube 8 between the vehicle frame 4, about set up transverse tube 9 and cross stay 10 between the back vehicle frame 6 of top, constituted the part frame part except that rear vehicle.

Before link in the pipe 2 front fork 11 that can rotate by handle arranged, front-wheel 13 is bearing in the bottom (seeing Fig. 1 and Fig. 2) of front fork 11.

In addition, supporting radiator 14 in main car frame 3 lower front, driving engine 15 (see figure 3)s are being supported at its rear.

On the other hand, front end is hinged on middle vehicle frame 4, but the back vent 16 of easy on and off swing rearward stretch out, trailing wheel 17 usefulness axle is bearing in its rear end, at the centre portion of back vent 16 and afterwards be provided with shock absorber 18 along the vertical direction between the vehicle frame 6.

As shown in Figure 3, vehicle frame 6 is provided with Fuel Tank 20 behind the top, and the front side lower support of this Fuel Tank is in stull 10, and its rear portion is bearing on the transverse bracket 7.

The rear mudguard 21 at Fuel Tank 20 rears is provided with lubrication box 22, between lubrication box the place ahead, 22 left side and Fuel Tank 20, is provided with the feed water inlet 23 a little more than the radiator odd-side of Fuel Tank 20 upper surfaces, and this feed water inlet 23 is covered by lid 24.

Water supply pipe 25 23 stretches out to oblique the place ahead, lower edge from the feed water inlet, and is attached on the back vehicle frame 5 inboard set radiator odd-sides 26.

Airfilter 27 is positioned at these radiator odd-side 26 tops and Fuel Tank 20 belows, and linking by connecting piece 28 forward from airfilter 27 has carburetter 29, stretches out an air inlet pipe 30 from carburetter 29 towards driving engine 15.

Secondary air inlet pipe 31 is connected on the air inlet pipe 30, links to each other with the inlet plenum 32 of main car frame 3 inboard configurations.

Casing from radiator 14 extends upward water supply pipe 33.Be provided with high-tension coil 34 between water supply pipe 33 and the inlet plenum 32.

Moreover, in the above-mentioned accessory, above Fuel Tank 20, lubrication box 20 and feed water inlet 23, be provided with seat 35.

Fig. 5 be clearly shown that as Fig. 1 represent assembled state get off the cover side view the car cover be separated into a plurality of parts.

That is, constitute by each separating parts such as side cover 40, loam cake 41, radiator cap 42, engine case 43, bonnet 44 and middle covers 45.

As being coated with main car frame 3 left and right sides of the lateral width of broad longitudinally, the roughly the same width of side cover 40 usefulness is the direction lengthening forwards, backwards, and when being installed in car body, gets the size and dimension that can cover main car frame 3 left and right sides.

Loam cake 41, along on the main car frame 3 forward-facing the rear to extending and covering its top, simultaneously, its lower end also along side cover 40 upper ends forwards, backwards direction extend, and can interlink by the described main points in back disassembled and assembled freely, and, make this lid also can form one with case lid.

Lower cover is arranged on side cover below, below main car frame and the lower end bonded assembly lid of upper end and side cover.Radiator cap 42 is examples of the application's lower cover.Its cover radiator 14 about, the upper end also below support 3 and side cover 40 lower ends to the lid rear to extension, and with side cover 40 can the binding of disassembled and assembled freely ground by the described main points in back.

Engine case 43 is the parts that link radiator cap 42 belows and covering engine 15 parts.

Bonnet 44 is to link left and right side cap 40 rears and cover parts about a rear vehicle, holds airfilter 27, radiator odd-side 26, Fuel Tank 20 bottoms, feed water inlet 23 and lubrication box 22 etc. in the inboard.

Middle cover 45 is to link loam cake 41 rears and link bonnet 44 tops, and covers the parts in Fuel Tank 20 the place aheads, and the open space, top by bonnet 44 and middle cover 45 constitute freely opens and closes by seat 35.

As Fig. 1, Fig. 2 and shown in Figure 3, side cover 40 and loam cake 41 are (seeing Fig. 3 and Fig. 4) on the carriage 50 of vehicle frame 3 one sides of pipe 2 rear sides before being arranged on towards the front portion, and with bolt A superimposed tighten up and can be freely its rear portion of installation with dismantling.

Side cover 40 rear portions are superimposed above the louver 46 that forms at bonnet 44 leading sections, and (see figure 3) is fixed with bolt B and bonnet 44 on carriage 51, and can install toward middle vehicle frame 4 on disassembled and assembled freely ground.

The corresponding section of 6-6 line portion among same Fig. 1 as shown in Figure 6, make up by the bonding pad 53 that the opening 52 that is inserted in the setting of radiator cap 42 upper ends forms side covers 40 lower ends side cover 40 lower ends.On the other hand, side cover 40 and loam cake 41 can interlink by Screw 54 disassembled and assembled freely.

Its underpart is installed with the bolt D on carriage 57 (see figure 3)s that are arranged at driving engine 28 by bolt C on radiator cap 42 usefulness carriages 56 (see figure 3)s portion that is installed on it.

Form the exhaust outlet 47 and 48 of radiator 14 in radiator cap 42 sides, and exhaust outlet 47,48 is arranged at the width foreign side position of vehicle frame 3, as shown in Figure 7 along the section-drawing of Fig. 5 and 7-7 line, the wind that radiator 14 is arranged is drawn outside the car.

As shown in Figure 6, engine case 43 is installed its underpart by the bolt E on carriage 58 (see figure 3)s that are arranged at driving engine 15 bottoms, and engine case 43 tops link with the Screw 59 that is positioned on the radiator 42.

The following describes the effect of present embodiment, whole car cover shown in Figure 1 is in installing condition, and this two-wheeled motor vehicle adopts the way of the band car cover that is not exposed by side cover 40 covering main car frame 3 (see figure 2)s.

Here, front and back bolt A, B are unloaded, and as shown in Figure 6, Screw 54 is unloaded, separating, and a bonding pad 53 that forms in side cover 40 lower ends pulled out from the opening that is arranged at radiator cap 42 upper ends, then can only unload left and right side cap 40 simply with loam cake 41.

This situation is state as shown in Figure 2, the lateral surface that only exposes main car frame 3, on the other hand, the component part of another car cover intactly remains, play a role by original car cover, so quilts such as accessory cover and do not expose along the car cover of the loam cake 41 of main car frame 3 above-below directions and radiator cap 42 etc., so even as the no any inharmonic sensation of the hood-shaped formula use of no car.

But,,, can actively use its new model as appearance design so when shedding side cover 40,, expose the lateral surface of main car frame 3 in order not stay any installation vestige because any parts that are used to install side cover 40 are not set on vehicle frame 3 sides.

So only the installation or removal side cover 40, just can not expose form main car frame 3, band car cover, and as appearance part expose, conversion promptly between the form of no side cover, not only convenient but also economy.

Moreover, since side cover 40 and radiator cap 42 as separately separating sheet, when unloading side cover 40, also can remain radiator cap 42 to vehicle body side installation former state, the hot blast by radiator 14 is discharged from exhaust outlet 47 and 48.

Install near the top and bottom of main car frame 3 respectively loam cake 41 lower ends and radiator cap 42 upper ends, between these lids and main car frame 3, when side cover was unloaded, even if supposition forms plurality of gaps, this gap also can make accessory etc. reach the degree that can not obviously see from the outside.

Below, second embodiment about the rear vehicle structure of the two-wheeled motor vehicle of same vehicle frame is given schematic illustration.

In middle vehicle frame 4, hinged on bolt end 120 front end, but the swingingly extension rearward of back vent 16 easy on and off, and at back vent 16 a rear ends usefulness axle supporting wheels 17.

And, be hinged on lower end and upper end on pin 123 and the pin 124 respectively and plug-in mounting shock absorber 18, wherein sell 123 and be placed in the trailing wheel 17 of back vent 16 than on the vertically disposed carriage 121a of anterior position, pin 124 is placed on the transverse tube 9 on the vertically disposed carriage 109a, and transverse tube 9 sets up above it between the vehicle frame 6 of back.

Seat 35 is shown in the part that Fig. 8 is broken away, and the front end of the seat base plate of installing in its inboard 146 is given prominence to the support 146a that is provided with, and it is hinged to be used in the pin 147 that is arranged on Fuel Tank 20 nocks and the carriage 129b, can swingingly support by easy on and off after making.

Weld front end below vehicle frame 5 rearward end of back, certain-length is given prominence in side grip 150 outside sides, rearward and obliquely upward extends, and the rear end is processed into tabular, forms the installing component 150a of back side mudguard 111.

About between vehicle frame 5 rear portions, back the transverse bracket 7 of frame setting be that left and right sides sidepiece 107a that stretches out upward from back vehicle frame 5 and the horizontal connecting part 107b that links left and right sides sidepiece 107a on top form.In connecting part 107b, carriage 107c is inclined upwardly to the rear and stretches out from its central authorities.

Also have, carriage 107c left and right end portions is crooked obliquely, links to each other with below, rear end, connecting part 107b left and right sides sweep, to guarantee rigidity.

On horizontal connecting part 107b, about two mounting holes are arranged, Fuel Tank 20 rear portion flange 129a are harmonious from top and this connecting part, by bolt 151 fixed.

On the other hand, on the side mudguard 111 of back, be provided with the rear mudguard 112 that separates forwardly, both link to each other and constitute whole rear mudguard, in front side rear mudguard 112, the middle body of the curve 112a of expansion stretches out toward the below above it, form extension 112b, protuberance 112c in the expansion of oriented the place ahead, bottom of this curve 112a part, be flush-mounted in this front side rear mudguard 112 between the left and right sides continual-connecting-part of vehicle frame 6 behind back vehicle frame 5 and the top from the rear, by back vehicle frame 5 aforementioned protuberance 112c is incorporated into to the inside the end of the outstanding carriage 105a that is provided with, with bolt 152 both is screwed, to support front side rear mudguard 112.

The 111a of central bend portion that the left and right sides central portion that back side mudguard 111 is traversed by front and back is upwards expanded, left side plate 111b and about stretch out the side outside left side plate 111b lower end dull and stereotyped 111c form (seeing Figure 14), the peristome 111d of front end semicircle arcuation is linked to the rear aperture of aforementioned front side rear mudguard 112, on the other hand, constitute horizontal plate 111e above the rear portion.

In plane of bending central authorities both allocation, from about two inboard perforations and fixed bolt 153 is outstanding upward.

Such rear side rear mudguard 111 is linked on the front side rear mudguard 112, when setting-in below transverse bracket 7, because aforesaid pair of right and left bolt 153 connects two circular holes that bored respectively on the carriage 107c of aforementioned transverse bracket 7, so partly screw nut 154 and when playing supporting role, the left and right sides sidepiece adjacent rear side rear mudguard 111 front end opening 111b also is fixedly supported upon on the transverse bracket 7 sidepiece 107a with bolt 155 at outstanding upward bolt.

Like this, back side mudguard 111 is supported on vehicle frame, rearward stretch out, and on the rearward outstanding side grip 150 rear end installation portion 150a that are provided with from aforementioned vehicle frame 105, back side mudguard 111 is used in each bolt 156 fixed bearings and enhancing on the dull and stereotyped 111c about it.

So as the rear mudguard 111 of tabular vehicle frame, transverse bracket 7 firm support and binding on the vehicle frame 5 of back constitute the rear portion body frame structure for automotive that is arranged at the rear.

Like this, at these mudwing 111 rear horizontal flat part 111c upper fixed seat seat handle support plates 160.

Seat handle support plate 160 is positioned at the front side of the 160a of center rectangle portion, and rectangular opening 160b is arranged, and the rear portion is outstanding upward, forms car cover installation portion 160c.

So, there is one section lower about the 160a of center rectangle portion, the bottom 160d that mounting hole is arranged before and after being formed on, about the external side end of bottom 160d form the sidewall 160e that erects upward, horizontal part 160f is stretched out laterally at lower in the front portion of sidewall 160e, and taper ground, rear portion is upwards erect, and its bevelled cephalolateral margin stretches out laterally, form rake 160g, and link to each other with rake 160f.

There is big hole at rear portion at left and right sides sidewall 160e, with chimeric key holder 166.

Promptly, seat handle support plate 160 links on the flat part 111e of back side mudguard 111, bottom 160d about being provided with, with the fixing left-right and front-back of bolt 161, the left and right end portions of the back handle 162 that bends right and left by tubulose, the outstanding to the inside carriage 162a that is provided with is close to the rake 160g of seat handle support plate about 160 from the top, fixing with bolt 163, and back handle 162 usefulness seat handle support plates 160 are outstanding obliquely in the wings to be provided with.

This seat handle support plate 160 usefulness center rectangle 160a of portion link the outstanding middle 146a in supporting seat base plate 146 rear portions, and this moment, the outstanding seat snap close 164 that is arranged at protrusion 146a コ word shape ran through rectangular opening 160b (seeing Figure 13).

Downside at the 160a of center rectangle portion, the seat locking bar 165 usefulness springs that are supported on front and back by guide bracket slidably are close to the setting of ground, the place ahead, and seat locking bar 165 leading sections form the dip plane above, run through and insert rectangular opening 160b コ font seat snap close 164, and get the seat locking-in state.

Seat locking bar 165 rear portions form the L font, and cam lever 167 is engaged in the rear portion of seat locking bar 165, and cam lever and key holder 166 interlocks, and the key holder interlocking is in the circular hole of aforementioned seat handle bearing 160 sidewall 160e.

Thereby, closed seat 35, seat bar 165 front ends penetrate in the seat snap close 164, when the seat locking-in state, insert key in key holder, and one rotates, and just by cam lever 167 the seat locking bar is retreated, and front end is extracted from the seat snap close, and lock is opened, and available then hand is opened greatly.

Also have, insert key and when not rotating, seat bar 165 is in progressive position by spring, and closed seat 35, seat locking bar 165 just penetrate the rectangular opening 160b of seat handle support plate 160, be slidably connected to the front end dip plane of seat locking bar 165, seat locking bar 165 is retreated, cross the tip of seat snap close 164,165 of seat locking bars advance, penetrate seat snap close 164, and get the seat locking-in state.

In the part at seat handle support plate 160 rears of back side mudguard 111, the base end part of mudwing 142 is by chimeric, with bolt top and left and right sides sidepiece.

Like this, from the left upper portion of back side mudguard 111 curve 111a to sidepiece, along left side board 111b configuration lubrication box 22, top at back side mudguard 111 111a of central bend portion, along the tool box 171 of the front side of seat handle support plate 160 with along the right side board 111b of the back side mudguard 111 in its left side, storage battery box 172 downwards is configured to one with tool box 171.

Above the right side of back side mudguard 111, the bight that constitutes at the side plate with tool box 171 base plates and storage battery box 172 sets automobile-used wirning harness 190.

The bearing method of lubrication box 22 is: the outstanding carriage 170a that is provided with uses bolt in the left side of transverse bracket 7 170a to its place ahead, the carriage 170b of the Tu Chu setting rearward rear portion left side board 111b of bolt in back side mudguard 111.

Tool box 171 and storage battery box 172 usefulness interface wall separate, and are fixed in by the top opening box that forms one to be supported on back side mudguard 111, setting-in storage battery in storage battery box 172.

Figure 14 represents 111-111 section-drawing (car body left-half) and the 11r-11r section-drawing (car body right half part) among Figure 11 simultaneously, describe with reference to same Figure 14, then to back side mudguard 111, instrument is positioned at the top of the 111a of central bend portion, along left side board 111b lubrication box 22 is disposed at the left side, lubrication box 22 bottoms cover with the left plate 111c of back side mudguard 111, and the outside covers with bonnet 44.

The storage battery box 172 in 171 left sides, tool box stretches out downwards along the left side board 111b of back side mudguard 111, and the bottom covers with the left plate 111c of back side mudguard 111, and storage battery box 172 outsides cover with bonnet 44.

In the rear position of this storage battery box 172,174 interlockings of phase modulation box are bearing on the fabricated section 175 that is arranged on the side mudguard 111 of back, and are adorning phase modulator.

Above accessory seat seat 35 can freely cover the top with opening and closing.

The place ahead, left side at lubrication box 22, and the water inlet of the radiator odd-side between the Fuel Tank 20 disposes by omiting high than Fuel Tank 20 upper surfaces, close the lid 24, stretch out to oblique the place ahead from this radiator odd-side feed water inlet 23 water supply pipe 25 downwards, be linked on the odd-side 26 that is arranged on vehicle frame 5 inboards, back in the side of shock absorber 18.

Above this radiator odd-side 26, airfilter 27 is positioned at the below of Fuel Tank 20, by from airfilter 27 connection pipe 28 forwards, carburetter 29 is set, and air inlet pipe 30 stretches to driving engine 15 from carburetter 29.

Secondary air inlet pipe 31 is attached on the air inlet pipe 30, and links to each other with the inlet plenum 32 of main car frame 3 inboard configurations.

In main car frame 3 lower front, radiator 14 usefulness bolts are fixed in the outstanding carriage 103b that is arranged at main car frame 3 front ends below to the upper end, the fixing cylinder cover part that also is supported on driving engine 15 obliquely in lower end.

Stretch out water supply pipe 23 upward from radiator 14 top boxs, collocation point fire coil 34 between sucking tube 187 and aforementioned inlet plenum 32.

Like this, for rear vehicle, back side mudguard 111 as tabular vehicle frame, link, be bearing on the transverse bracket 7 that is arranged at vehicle frame 5 rear portions, back, and stretch out backward, above this back side mudguard 111, owing to dispose lubrication box 22, tool box 171, storage battery box 172 accessories such as grade, the method of the past of carriage of packing in the tubulose vehicle frame so coexist is compared, the configuration space of laser diode attachment auxiliary is big, and Design freedom is arranged, by the high position of back side mudguard 111 curve 111a, the tool box is arranged on the top, its structure makes its top and seat 35 freely to cover with opening and closing, can design overall width narrowly, makes outward appearance slender.

Transverse bracket 7 supporting back side mudguards 111, assembling procedure so can make part count few, can also be reduced in the rear end of supporting fuel case 20 simultaneously.

Because the part of accessory and tool box etc. are configured in rear vehicle, Fuel Tank 20 is configured in the top of back, top vehicle frame 6, so can all be contained in other accessory etc. between left and right sides main car frame 3 and the middle vehicle frame 4, width over sides of car body is narrow, the car load outward appearance is slender.

Also have, in the aforementioned embodiment, except that rear vehicle,, also be applicable to situation about constituting with the as cast unitized frame though be to constitute car body by tubulose vehicle frames such as main car frame 3, middle vehicle frame 4, back vehicle frames 5.

Claims (2)

1. two-wheeled motor vehicle, have the main car frame of lengthwise and the driving engine of this main car frame below, this main car frame in the past pipe to the car body central lower on above-below direction, have fixed lateral width, it is characterized in that: the car cover is made of a plurality of separating parts that include loam cake, side cover and lower cover, top along it above the forwards, backwards direction extension of this loam cake for covering main car frame; Side, upper end that this side cover covers main car frame are connected with the lower end of loam cake; This lower cover is arranged on the below of side cover, below main car frame and the upper end be connected with the lower end of side cover; Side cover is arranged to by the side forwards, backwards direction extension of roughly the same width along main car frame, and can with the body framework of preceding pipe rear side on overlap ground, dismantledly the front portion of side cover and loam cake be installed, insert the opening that the lower cover upper end is provided with by the bonding pad that the side cover lower end is formed, side cover is installed in dismantledly on other component part of body framework adjacency.

2. two-wheeled motor vehicle as claimed in claim 1 is characterized in that: a side of at least a portion covering engine radiator of above-mentioned lower cover, the while forms the exhaust outlet of radiator in the side of this lower cover.

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