CN102030063A - Automotive two-wheel vehicle - Google Patents

Automotive two-wheel vehicle Download PDF

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Publication number
CN102030063A
CN102030063A CN 201010297678 CN201010297678A CN102030063A CN 102030063 A CN102030063 A CN 102030063A CN 201010297678 CN201010297678 CN 201010297678 CN 201010297678 A CN201010297678 A CN 201010297678A CN 102030063 A CN102030063 A CN 102030063A
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CN
China
Prior art keywords
rear mudguard
seat rail
vehicle frame
wheeled
fastener
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Granted
Application number
CN 201010297678
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Chinese (zh)
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CN102030063B (en
Inventor
横森哲人
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Honda Motor Co Ltd
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Honda Motor Co Ltd
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Abstract

The present invention provides an automotive two-wheel vehicle which can restrain the number of components used for fixing a rear mudguard on a carriage as possible. The electric two-wheel vehicle comprises the following components: the carriage (5) which is provided with a pair of frames (10) composed of a left frame and a right frame (11,11), and a seat guiderail (21) configured below a passenger seat (38); a rocker (8) which is suspended at a central part in a front-and-back direction of the carriage (5) with a swingable mode and rotatably holds a rear wheel (7); a pivot part (9) which is formed on the carriage (5) and axially supports the rocker; and the rear mudguard (52) which is configured above the rear wheel with a mode of covering the rear wheel and is provided below the seat guiderail (21), and furthermore at least one part of the rear mudguard is fixed to the seat guiderail (21), wherein, the carriage (5) is provided with a crossbeam (12). The crossbeam connects the frame pair (11,11) which form the pair of frames in a left-and-right direction. The rear mudguard (52) is provided with a fastening part (55) which is formed at the front end of the rear mudguard (52) and is fastened to the crossbeam (12).

Description

Two-wheeled
Technical field
The present invention relates to a kind of the two-wheeled of the rear mudguard that covers the trailing wheel top that have.
Background technology
The two-wheeled rear mudguard (for example with reference to following patent documentation 1) that has covering trailing wheel top usually.In two-wheeled (motor bike) of patent documentation 1 record, the U-shaped hooking sheet that rear mudguard (front fender and rear portion mudwing) will be arranged at the rear mudguard front portion is limited to the retention tab that goes up setting at vehicle frame (car body), under this state, at the rear portion of rear mudguard, by bolted connection and be fixed in vehicle frame.Promptly, the two-wheeled of record realized rear mudguard fixing to vehicle frame by retention tab is set in the patent documentation 1 on vehicle frame.
Patent documentation 1:(Japan) open clear 59-66687 communique in fact
But in patent documentation 1 record two-wheeled, as previously mentioned, in order to realize rear mudguard fixing to vehicle frame, vehicle frame is provided with retention tab.Therefore, with this retention tab correspondingly, cause number of parts to increase.
Summary of the invention
The object of the present invention is to provide a kind of two-wheeledly, it can do one's utmost to suppress to be used to realize with the quantity of rear mudguard to the fixing part of vehicle frame.
In first aspect invention two-wheeled, it has: vehicle frame, and it has the paired frame section that is made of the pair of right and left framework and is disposed at the occupant takes seat rail with the below, seat; Rocking arm, it shakes freely suspension in the central portion of the fore-and-aft direction of described vehicle frame, and rotates and keep trailing wheel freely; The hinge portion, it is formed at described vehicle frame and the described rocking arm of axle supporting; Rear mudguard, the below that it is disposed at the top of described trailing wheel and is in described seat rail in the mode that covers described trailing wheel top, and at least a portion of this rear mudguard is fixed in described seat rail, described two-wheeled being characterised in that, described vehicle frame has crossbeam, this crossbeam links along the described pair of frames that left and right directions will constitute described paired frame section, and described rear mudguard has leading section that is formed at this rear mudguard and the fastener that is limited to described crossbeam.
It is two-wheeled that second aspect is put down in writing, on the basis of first aspect invention, it is characterized in that, described fastener is seen the C shape that formation is opened wide towards the place ahead from the side, described rear mudguard has the attachment that is used for to described seat rail connection at the rear portion of this rear mudguard, described rear mudguard is fixed in the below of described seat rail via this attachment.
It is two-wheeled that the third aspect is put down in writing, on the basis of second aspect invention, it is characterized in that, described vehicle frame has: the head pipe, it keeps front-wheel with having an easy control in the matter, body frame, it rearward extends and has crooked halfway curve downwards from described head pipe, and is provided with described hinge portion at the rear of this curve and below being positioned at; And subframe, itself and described hinge portion link, rearward and towards the top extension and with described seat rail link from this hinge portion, the described pair of frames that constitutes described paired frame section comprises described body frame, described seat rail is linked to described curve in the mode of extending towards the rear, and described crossbeam is arranged at the below of described curve and is in the top of described hinge portion.
It is two-wheeled that fourth aspect is put down in writing, and on the basis of third aspect invention, it is characterized in that, sees from the side in by described body frame, described seat rail and described subframe area surrounded, disposes air cleaner casing.
It is two-wheeled that the 5th aspect is put down in writing, and on the basis of fourth aspect invention, it is characterized in that described rear mudguard has the middle fastener that is limited to described seat rail from the side between described fastener and described attachment.
According to the invention of first aspect record, be limited to the crossbeam of a part that constitutes vehicle frame by making fastener, the leading section and the vehicle frame of rear mudguard can be linked.Therefore, do not need to be provided for the other retention tab of both assemblings etc. in frame sides and rear mudguard side, thereby can cut down number of parts, make two-wheeled lightweight.
According to the invention of second aspect record, with rear mudguard when vehicle frame assembles, with respect to vehicle frame rear mudguard is moved towards the place ahead, thereby fastener can be limited to crossbeam.And, under this state, mention the rear end of rear mudguard so that it after the seat rail side shifting, can connect rear mudguard and be fixed in the below of seat rail via attachment.Therefore, rear mudguard easily can be assembled on the vehicle frame, can increase productivity.
According to the invention of third aspect record, can be fixed in the rear mudguard of vehicle frame by the straightforward procedure utilization, cover the below of seeing from the side by body frame, seat rail and subframe area surrounded.Therefore, the various subsidiary engine kind equipments that are disposed at described zone can be protected and number of parts can be especially do not increased.
According to the invention of fourth aspect record, can suppress dust etc. by rear mudguard and invade towards air cleaner casing from the below of air cleaner casing.
According to the invention of the 5th aspect record, when rear mudguard was assembled to vehicle frame, fastener in the middle of can utilizing ended rear mudguard and be temporarily fixed on vehicle frame at its fore-and-aft direction midway location card.Therefore, can realize location and fixing (working fastening) of rear mudguard by simple structure at the fore-and-aft direction midway location of rear mudguard to vehicle frame.At this, because rear mudguard do not need to use other connection parts, therefore, can seek to cut down number of parts, make the rear mudguard lightweight and increase productivity, and, can easily carry out the connection operation of attachment.
Description of drawings
Fig. 1 is the left side view of expression two-wheeled embodiment of the present invention;
Fig. 2 proposes two-wheeled part shown in Figure 1 and the enlarged drawing of expression;
Fig. 3 proposes two-wheeled part shown in Figure 1 and the planar view of expression;
Fig. 4 is the block diagram that expression is assembled to rear mudguard the state of vehicle frame;
Fig. 5 is the left side view that expression is assembled to rear mudguard the state of vehicle frame;
Fig. 6 is the planar view that expression is assembled to rear mudguard the state of vehicle frame;
Fig. 7 is the left side view of the part of expression vehicle frame;
Fig. 8 (A)~(C) is that the middle card of expression free state ends the figure with protruding part, is that planar view, (B) are that right side view, (C) are front views (A);
Fig. 9 is the block diagram of expression rear mudguard;
Figure 10 is the planar view of expression rear mudguard;
Figure 11 is the left side view of expression rear mudguard;
Figure 12 is that expression is with the scheme drawing of rear mudguard to the installation step of vehicle frame assembling;
Figure 13 is the scheme drawing of the following step of expression step shown in Figure 12.
Description of reference numerals
1 two-wheeled 2 front-wheels
6 pipes of 5 vehicle frames
7 trailing wheels, 8 rocking arms
9 hinge portions, 10 paired frame sections
11 body frame 11a, first curves (curve)
12 center upside crossbeams (crossbeam), 21 seat rails
22 subframes, 38 seats
41 air cleaner casings, 52 rear mudguards
Fastener in the middle of 55 the place ahead fasteners (fastener) 56
57 first connect with hole (attachment)
The specific embodiment
Below, with reference to the description of drawings embodiments of the present invention.Fig. 1 is the left side view of expression two-wheeled embodiment of the present invention.Fig. 2 proposes two-wheeled part shown in Figure 1 and the enlarged drawing of expression.Fig. 3 proposes two-wheeled part shown in Figure 1 and the planar view of expression.Fig. 4 is the block diagram that expression is assembled to rear mudguard the state of vehicle frame.Fig. 5 is the left side view that expression is assembled to rear mudguard the state of vehicle frame.Fig. 6 is the planar view that expression is assembled to rear mudguard the state of vehicle frame.Fig. 7 is the left side view of the part of expression vehicle frame.Fig. 8 is that the middle card of expression free state ends the figure with protruding part, is that planar view, (B) are that right side view, (C) are front views (A).
The all around in the following description and the record of above-below direction be not if express especially, then according to taking the direction of seeing in two-wheeled occupant (chaufeur).And arrow FR represents vehicle front among the figure, and arrow LH represents the vehicle left, and arrow UP represents the vehicle top.
At first, with reference to Fig. 1~Fig. 7, two-wheeled 1 the integral structure of this example is described.As shown in Figure 1, two-wheeled 1 of this example has: the vehicle frame 5 with head pipe 6 and seat rail 21; Front-wheel 2; The front fork 3 of axle supporting front-wheel 2; Front fork 3 left-right rotation are linked to freely the deflecting bar 4 of head pipe 6; Trailing wheel 7; The rocking arm 8 of axle supporting wheels 7; The hinge portion 9 that rocking arm 8 is fluctuated and is linked to vehicle frame 5 freely; Be installed on the posterior bumper 8a between rocking arm 8 and the seat rail 21; Driving engine 31; Air cleaner box 40; Front fender apron 51 and rear mudguard 52.
Vehicle frame 5 makes multiple steel constitute by one such as welding joint.As shown in Figure 1, vehicle frame 5 is based on from the so-called diamond type vehicle frame of head pipe 6 towards the body frame 11 of rear extension.Vehicle frame 5 has the paired frame section 10 that is made of the pair of right and left framework.
As Fig. 1~shown in Figure 7, vehicle frame 5 has: head pipe 6, body frame 11, hinge portion 9, decline frame 15, seat rail 21, subframe 22, buffering corner plate 23, file running-board bracket 26, crossbeam 12,13,24,25, connect with carriage 27.
Head pipe 6 is the tubular parts that keep front-wheel 2 with having an easy control in the matter.Head pipe 6 is disposed at the leading section of vehicle frame 5, via top bridging part 4a, end bridging part (not shown) and deflecting bar 4, and a pair of front fork 3,3 of axle supporting.
As shown in Figure 4, body frame about 11,11 is provided with a pair of, constitutes paired frame section 10.As shown in Figures 1 and 2, body frame 11 rearward extends and has the crooked halfway first curve 11a as curve downwards from head pipe 6.And, at the rear of the first curve 11a and below being in, be provided with hinge portion 9.Specifically, see from the side, body frame 11 from the rear portion of head pipe 6 to constitute than the mode of easy grade to oblique rear extension down, crooked downwards through the first curve 11a, and extend to the oblique back lower place in the mode that constitutes the more precipitous gradient, 9 rear side is forwards crooked through the second curve 11b in the hinge portion, and extends to oblique front lower place.
Pair of right and left body frame 11,11 sees from above, in the mode left along left and right directions each other from the rear portion of head pipe 6 to oblique rear and after extend in the direction outside to the left and right, direction inside bend to the left and right, afterwards each other at the left and right directions almost parallel to oblique rear extension down.
As Fig. 4, Fig. 5 and shown in Figure 7, hinge portion 9 is formed at vehicle frame 5, and axle support arm 8.Hinge portion 9 is made of periphery and the pivot plate 9a of the second curve 11b of body frame 11.Pivot plate 9a is by the preceding side engagement of welding with the second curve 11b of body frame 11.
As shown in Figure 1, see from the side that decline frame 15 extends to oblique rear down from the rear portion of head pipe 6 linearlyly.Pair of right and left decline frame 15,15 with from the rear portion of head pipe 6 left and right directions mode away from each other to oblique rear and to the left and right the direction outside extend, and rearward crooked, and, in the mode that constitutes almost parallel at left and right directions each other to oblique rear extension down.
As Fig. 1, Fig. 2 and shown in Figure 7, pair of right and left seat rail 21,21 links with mode and body frame 11, the 11 first curve 11a separately that rearward extends.Seat rail 21 is disposed at the below of occupant with seat 38.See that from the side pair of right and left seat rail 21,21, extends through the 3rd curve 21a geosyncline back upper place that sharply tilts to the back upper place and rearward extend from the position of pair of right and left body frame 11, the 11 first curve 11a separately.And, see that from above pair of right and left seat rail 21,21 narrows down towards the 4th curve 21b from the position of pair of right and left body frame 11, the 11 first curve 11a separately, and then extends in the mode that extends to the 3rd curve 21a.
As shown in Figure 7, subframe 22 links with hinge portion 9, and 9 rearward and upward extend from the hinge portion, and links with seat rail 21.Subframe 22 is from the position near the top of the second curve 11b of body frame 11, extends to oblique back upper place, in the rearward end of subframe 22, with the following side engagement of the 3rd curve 21a of seat rail 21.
As shown in Figure 7, buffering corner plate 23 engages with subframe 22 and seat rail 21 by welding across between the downside at the downside on subframe 22 tops and seat rail 21 rear portions.As shown in Figures 7 and 8, buffering corner plate 23 is at the position that is positioned at below this subframe 22, have by L shaped plate constitute in the middle of card only use protruding part 23a.Middle card only is configured to from cushioning corner plate 23 outstanding to the overall width direction outside with protruding part 23a.
As shown in Figures 2 and 3, see from the side that the front portion of file running-board bracket 26 constitutes the U-shaped that forwards opens wide.Engage between near the downside of file running-board bracket 26 and subframe 22 front portions and the second curve 11b of body frame 11 the rear side.The outstanding rearward end that is arranged at file running-board bracket 26 of frame support bracket 26a.At frame support bracket 26a upper support co-driver pedal 26b in rear portion is arranged.
Crossbeam (center upside crossbeam 12, center bottom side crossbeam 13, center crossbeam 24, after cross member 25 etc.) is linked pair of right and left framework ( body frame 11,11, decline frame 15,15 seat rails 21,21 etc.) along left and right directions by the component set-up that extends along left and right directions.
As shown in Figure 4, be arranged at the below of the first curve 11a as the center upside crossbeam 12 of crossbeam and be positioned at the top of hinge portion 9.Center upside crossbeam 12 disposes across pair of right and left body frame 11,11 above hinge portion 9, and along left and right directions pair of right and left body frame 11,11 is linked.
Center bottom side crossbeam 13 disposes across pair of right and left body frame 11,11 below hinge portion 9, and along left and right directions pair of right and left body frame 11,11 is linked.
As Fig. 3~shown in Figure 7, center crossbeam 24 is across between the pars intermedia of pair of right and left seat rail 21,21 and be provided with.After cross member 25 is across between near pair of right and left seat rail 21,21 rearward end and be provided with.
As shown in Figure 7, connect that to be linked to pair of right and left seat rail 21,21 rearward end separately with carriage 27 neighbouring and be provided with.Connect with carriage 27 and extend downwards from seat rail 21.Connecting, be provided with the second connection hole 27a that connects along left and right directions downwards with the part of extending from seat rail 21 on the carriage 27.
As shown in Figures 1 and 2, rocking arm 8 shakes freely suspension in the central portion of the fore-and-aft direction of vehicle frame 5, and rotates and keep trailing wheel 7 freely.
Posterior bumper 8a is configured to be installed between the rear portion of buffering corner plate 23 and rocking arm 8 in the left and right sides.
As shown in Figures 1 and 2, near the 3rd curve 21a on the left side seat rail 21, electrical equipment 44 is installed.As described later, electrical equipment 44 is by electrical equipment support 58 supportings of rear mudguard 52.
Driving engine 31 is primary movers of two-wheeled 1, as shown in Figures 1 and 2, is equipped on the substantial middle portion of car body fore-and-aft direction.Driving engine 31 is to make the single cylinder engine of bent axle (not shown) along the car body left and right directions.Cylinder body 33 is erect the top of crankcase 32 front portions that are arranged at driving engine 31.In the inside of cylinder body 33, embed in the mode that can move back and forth piston (not shown) is installed.The rotation that is converted to bent axle via connecting rod (not shown) that moves back and forth of piston is moved.The output of driving engine 31 exports the left side at crankcase 32 rear portions to via speed-changing mechanism (not shown), and is passed to trailing wheel 7 via chain drive-type transmission device (not shown).
Carburetter 34 is connected from the rear portion of rear with cylinder cap 33a at its leading section (end of downstream side).On the rearward end (upstream-side-end) of carburetter 34, be connected with air cleaner box 40 (details is narrated in the back) from the rear.Be connected with the base end part of freeing pipe 35 in the front portion of cylinder cap 33a.Freeing pipe 35 the place ahead of cylinder body 33 and below crooked, and below crankcase 32, extend towards the rear.The leading section of freeing pipe 35 (end of downstream side) is connected with the leading section of the silencer that is equipped on trailing wheel 7 right sides (not shown).
The leading section of crankcase 32 is supported on the bottom of decline frame 15 via preceding frame support bracket 15b, and, the rear portion upside of crankcase 32 is supported on center upside crossbeam 12 via rami posterior superior support bracket 12a (with reference to Fig. 4 and Fig. 7), and, the rearward end downside of crankcase 32 is supported on center bottom side crossbeam 13 via rami posterior inferior support bracket 13a (with reference to Fig. 4 and Fig. 7), thereby driving engine 31 is suspended to vehicle frame 5.
Fuel Tank 37 is supported on the top of body frame 11.The seat 38 that supplies occupant's (chaufeur and rear portion co-driver) to take is supported on the top of seat rail 21,21 at the rear of Fuel Tank 37.Front shroud 39a is equipped on the place ahead of deflecting bar 4.
Air cleaner box 40 its main bodys constitute to be had: constitute rectangular shape profile hollow air cleaner casing 41, be accommodated in air cleaner casing 41 in-to-in air filter elements (not shown), be used for extraneous air is imported air cleaner casing 41 in-to-in air inlet pipes 43.
Its center was positioned on the car body left and right sides line of centers C1 (with reference to Fig. 3) of car body when air cleaner casing 41 was configured to overlook.Air cleaner casing 41 is made of synthetic resin.
At the front wall portion of air cleaner casing 41, be connected with the rearward end (upstream-side-end) of carburetter 34.
Air inlet pipe 43 is made of flexible resins such as rubber.The base end part of air inlet pipe 43 is embedded in the rear wall parts of air cleaner casing 41 and is mounted.Air inlet pipe 43 has hollow ellipticity cross sectional shape long on above-below direction, and extends along fore-and-aft direction.The admission port 43a of air inlet pipe 43 cephalic pars (rearward end) faces admission space K1 via the open section 61a of aftermentioned leg 61.
When driving engine 31 runnings, according to its air-intake negative-pressure, admission space K1 in-to-in extraneous air is inhaled into air inlet pipe 43 inside via admission port 43a, is filtered by air filter element, and arrives the inner space of air cleaner casing 41.Extraneous air after this filtration forms by carburetter 34 and contains the mixture gas of fuel, and is supplied in the cylinder body 33 in-to-in combustion chambers.
Air inlet pipe 43 is positioned at the pars intermedia of air cleaner casing 41 above-below directions.The admission port 43a of air inlet pipe 43 is disposed at from being positioned at air cleaner casing 41 and leg 61 base plate near the seat 38 of top and leaves towards the below and be positioned at admission space K1 in-to-in and put (bottom) than deep-seated.Thus, can effectively suppress foreign matter and invade admission port 43a.And also work as inlet chamber in the lump in the admission space K1 of leg 61 inboards and the inner space of air cleaner casing 41.
As shown in Figure 1, on two-wheeled 1, the top of front-wheel 2 is covered by front fender apron 51.And the top of trailing wheel 7 is covered by rear mudguard 52.For rear mudguard 52, together describe with reference to aforementioned figures and Fig. 9~Figure 11.Fig. 9 is the block diagram of expression rear mudguard.Figure 10 is the planar view of expression rear mudguard.Figure 11 is the left side view of expression rear mudguard.
As shown in Figure 1, rear mudguard 52 is positioned at the below that the occupant takes usefulness seat 38.Rear mudguard 52 is disposed at the top of trailing wheel 7 in the mode that covers trailing wheel 7 tops and is positioned at the below of seat rail 21.Rear mudguard 52 integral body see to have the curved shape that protrudes towards the top.As Fig. 3 and shown in Figure 6, rear mudguard 52 is configured to, and its front portion is between pair of right and left subframe 22,22, and its rear portion is positioned between the rear portion of pair of right and left seat rail 21,21.
At least a portion of rear mudguard 52 (via miscellaneous part) directly or indirectly is fixed in seat rail 21,21.Rear mudguard 52 constitutes by plastic integrally formed.
As Fig. 9~shown in Figure 11, see that from the side rear mudguard 52 has: have the mudwing body 53 of the curved shape that roughly protrudes, connect towards the maintenance wrist 54 of front side extension, as the place ahead fastener 55 of fastener, as first of attachment and use hole 57, middle fastener 56, electrical equipment support 58 and leg 61 towards the top.
As Fig. 5, Fig. 6 and shown in Figure 8, mudwing body 53 has and across the roughly the same width of width of the left and right directions between pair of right and left seat rail 21,21 medial surfaces.The anterior 53a of mudwing body 53 arrives near near the bight (pars intermedia of pair of right and left subframe 22,22) of air cleaner casing 41 rear lower on fore-and-aft direction.As shown in Figure 1, the rear portion 53b of mudwing body 53 is on fore-and-aft direction, through arriving the position at trailing wheel 7 rears near the rearward end of pair of right and left seat rail 21,21.
As Fig. 4~shown in Figure 11, keep wrist 54 with air cleaner casing 41 near below the anterior 53a of the mode of extending to inferoanterior slightly and mudwing body 53 integrally formed.Keep wrist 54 have with the roughly the same left and right directions of mudwing 53 on width, and, suppress the thickness on the above-below direction and constitute flats.Keep wrist 54 to see the center upside crossbeam 12 linearly extensions towards vehicle frame 5 from the side from the anterior 53a of mudwing body 53.
As Fig. 4~shown in Figure 11, fastener 55 is integrally formed at the leading section side (being the leading section of rear mudguard 52) that keeps wrist 54.The place ahead fastener 55 is seen the C shape that formation is opened wide towards the place ahead from the side, and is limited to center upside crossbeam 12.Specifically, the place ahead fastener 55 is divided into three parts along left and right directions, promptly has central the place ahead fastener 55a, is positioned at these three parts of the place ahead, outside fastener 55b, 55b in fastener 55a two outsides, central the place ahead.
See that from the side central the place ahead fastener 55a constitutes circular-arc with the mode bending of protruding towards the top, and have the shape with the upside coupling of center upside crossbeam 12 peripheries.See that from the side the place ahead, outside fastener 55b constitutes circular-arc with the mode bending of protruding downwards, and have the shape with the downside coupling of center upside crossbeam 12 peripheries.
Constituting central the place ahead fastener 55a of the place ahead fastener 55 and the place ahead, outside fastener 55b with chimeric from the mode that clips center upside crossbeam 12 up and down, thus, the place ahead fastener 55, is that the leading section of rear mudguard 52 is supported by car body 5.
As Fig. 4~shown in Figure 11, first connects and is provided with in setting on the sidewall 57b at rear mudguard 52 rear portions with hole 57, connects and is provided with along left and right directions, and as being used for rear mudguard 52 is worked to the attachment of seat rail 21 connections.First connect with hole 57 be arranged at rear mudguard 52 the fore-and-aft direction central portion more lean on the rear.Specifically, first connects with hole 57,57 and is arranged near cooresponding position mudwing body 53 tops and rearward end seat rail 21.First connects and to be provided with a pair ofly with hole 57 along left and right directions with leaving, and is configured to clip from two sides pair of right and left and connects to connect with second of carriage 27,27 and use hole 27a, 27a.Rear mudguard 52 connects with hole 57, second via first and connects the below (details aftermentioned) of being fixed in seat rail 21,21 with hole 27a, connection with bolt 57a etc.
As Fig. 4~shown in Figure 11, see that from the side the place ahead fastener 55 and first that middle fastener 56 is arranged at rear mudguard 52 connects with between the hole 57.Middle fastener 56 is arranged at blocking only with the cooresponding position of protruding part 23a with the middle of buffering corner plate 23 of rear mudguard 52. Middle fastener 56,56 is provided with a pair of with leaving along left and right directions, and be configured to clip from two sides pair of right and left buffering corner plate 23,23 in the middle of card only use protruding part 23a.Middle fastener 56 has prominent shape carrier 56a in its left and right directions inboard.Prominent shape carrier 56a is to end corresponding to the middle card that cushions corner plate 23 with the interior to left and right direction side opening of the shape of protruding part 23a.
As Fig. 4~shown in Figure 11, middle fastener 56 from outer sides be limited to buffering corner plate 23 in the middle of card only use protruding part 23a.Specifically, by make buffering corner plate 23 in the middle of card end with protruding part 23a and engage with prominent shape carrier 56a, thereby middle card that fastener 56 is limited to buffering corner plate 23 in the middle of making only used protruding part 23a.That is, middle fastener 56 only is limited to seat rail 21 with protruding part 23a via card in the middle of the buffering corner plate 23 from the side.
As Fig. 4~shown in Figure 11, see that from the side the middle fastener 56 and first that electrical equipment support 58 is arranged at rear mudguard 52 connects with between the hole 57.As Fig. 1~shown in Figure 3, electrical equipment support 58 only is arranged at the left side, ends with opening and electrical equipment support 58 is fixing by electrical equipment support 58 being inserted the card that is arranged at rubber coating (not shown), and this rubber coating is installed on electrical equipment 44.
As Fig. 4~shown in Figure 11, leg 61 is integrally formed at the top of mudwing body 53.The inboard of leg 61 be formed with towards above the admission space K1 that opens wide.
Leg 61 is arranged at the top of rear mudguard 52 in the mode that erects towards the top.Though leg 61 forms continuously in the mode that left side, rear side and right side are covered, be not provided with in the front side and be in opening-wide state.To be called " admission space K1 " by the space that leg 61 surrounds substantially.The front side that will leg 61 be set and open wide is called " open section 61a ".
As previously mentioned, the admission port 43a of air inlet pipe 43 faces admission space K1 via open section 61a.
Admission space K1 deflection car body right side is configured to make the capacity in volume ratio left side on car body left and right sides line of centers C1 (with reference to Fig. 3 and Fig. 6) right side big.Air inlet pipe 43 is positioned at the right side of car body left and right sides line of centers C1.
Between leg 61 and air cleaner casing 41, be formed with space towards left open.In this space, can dispose two-wheeled 1 subsidiary engine kind equipment.
As Fig. 5 and shown in Figure 7, air cleaner box 40 (air cleaner casing 41) is seen from the side and is disposed at body frame 11, seat rail 21 and subframe 22 area surrounded R1.And, as previously mentioned, keep wrist 54 with air cleaner casing 41 near below the anterior 53a of the mode of extending to inferoanterior slightly and mudwing body 53 integrally formed, and, see linearlyly from the side towards the center upside crossbeam 12 of vehicle frame 5 from the anterior 53a of mudwing body 53 and to extend.Therefore, the below of air cleaner casing 41 and subsidiary engine kind equipment is covered by the maintenance wrist 54 of rear mudguard 52.
Then, the installation step of rear mudguard 52 to vehicle frame 5 assemblings is described.Figure 12 is the scheme drawing of expression rear mudguard to the installation step of vehicle frame assembling.Figure 13 is the scheme drawing of the following step of expression step shown in Figure 12.In addition, in Figure 12 and Figure 13, be that main body illustrates with the position that is associated with assembling.
As shown in figure 12, so that the mode bevelled state that the gradient that rear mudguard 52 is stipulated with the ratio of read fortune from the side descends the rear makes rear mudguard 52 forwards move towards vehicle frame 5.Thus, can make the place ahead fastener 55 of rear mudguard 52 be limited to the center upside crossbeam 12 of vehicle frame 5.
Next, be the center with the place ahead fastener 55 and center upside crossbeam 12, rear mudguard 52 is rotated upward with respect to vehicle frame 5.
Thus, as shown in figure 13, the outside face that the middle fastener 56 of rear mudguard 52 is compared buffering corner plate 23 moves when left and right directions is expanded, afterwards, the middle card that cushions corner plate 23 ends the prominent shape carrier 56a that is sticked in middle fastener 56 with protruding part 23a from the inboard, side towards the outside, side.Thus, the middle fastener 56 of rear mudguard 52 is limited to vehicle frame 5.Consequently, fastener 56 was temporarily fixed on vehicle frame 5 in the middle of rear mudguard 52 utilized.
And, see that from the side first of rear mudguard 52 connects with second of hole 57 and vehicle frame 5 and connects the coincidence with hole 27a.Under this state, make to connect to insert to lead to connect to connect and use hole 27a with hole 57 and second in first with bolt 57a, and, make connection with bolt 57a be fixed in the connection of connection by welding and be threaded with welded nut (not shown) with carriage 27.In addition, in Figure 13,, be that the state that revolve after turning 90 degrees at the center illustrates this connection bolt 57a with respect to original direction with the axle that extends along the vertical direction so that connect with bolt 57a for the ease of diagram.
By aforesaid step, can use the place ahead fastener 55, middle fastener 56, first to connect with hole 57, connect and use bolt 57a etc., rear mudguard 52 easily is assembled on the vehicle frame 5.
As described above described, two-wheeled 1 according to present embodiment for example has effect shown below.
Present embodiment two-wheeled 1 in, vehicle frame 5 has center upside crossbeam 12, this center upside crossbeam 12 links along a pair of body frame 11,11 that left and right directions will constitute paired frame section 10, and rear mudguard 52 has the leading section that is formed at rear mudguard 52 and is limited to the place ahead fastener 55 of center upside crossbeam 12.
Therefore, two-wheeled 1 according to present embodiment is limited to the center upside crossbeam 12 of a part that constitutes vehicle frame 5 by making the place ahead fastener 55, can be with the leading section and vehicle frame 5 bindings of rear mudguard 52.Therefore, do not need to be provided for the other retention tab of both assemblings etc. in vehicle frame 5 sides and rear mudguard 52 sides, thereby can cut down number of parts, make two-wheeled 1 lightweight.
And center upside crossbeam 12 constitutes the part of vehicle frame 5, and it is enough high that intensity, rigidity etc. becomes.Can utilize sufficiently high center upside crossbeams 12 such as aforesaid intensity, rigidity, rear mudguard 52 is linked to vehicle frame 5.Therefore, can guarantee the assembling intensity height of rear mudguard 52 to vehicle frame 5 assemblings.
Present embodiment two-wheeled 1 in, the place ahead fastener 55 is seen the C shape that formation is opened wide towards the place ahead from the side, rear mudguard 52 has first connection that is used for to seat rail 21 connects and uses hole 57 at its rear portion, and connects the below of being fixed in seat rail 21 with hole 57 via first.
Therefore, two-wheeled 1 according to present embodiment with rear mudguard 52 during to vehicle frame 5 assemblings, makes rear mudguard 52 move towards the place ahead with respect to vehicle frame 5, thereby the place ahead fastener 55 can be limited to center upside crossbeam 12.And, under this state, mention the rear end of rear mudguard 52 so that after it rotates towards seat rail 21 sides, via first connecting, connecting, rear mudguard 52 can be connect and is fixed in the below of seat rail 21 with bolt 57a, buffering corner plate 23 etc. with hole 57.Therefore, rear mudguard 52 easily can be assembled on the vehicle frame 5, can increase productivity.
Present embodiment two-wheeled 1 in, vehicle frame 5 has head pipe 6, body frame 11 and subframe 22, wherein this body frame 11 rearward extends and has the first crooked halfway curve 11a downwards from head pipe 6, and be provided with hinge portion 9 at the rear of the first curve 11a and below being positioned at, this subframe 22 links with hinge portion 9, and 9 rearward and towards the top extension and with seat rail 21 link from the hinge portion.And seat rail 21 is linked to the first curve 11a in the mode of extending towards the rear, and center upside crossbeam 12 is arranged at the below of the first curve 11a and is in the top of hinge portion 9.
Therefore, two-wheeled 1 according to present embodiment can be fixed in the rear mudguard 52 of vehicle frame 5 by the straightforward procedure utilization, covers the below of seeing from the side by body frame 11, seat rail 21 and subframe 22 area surrounded R1.Therefore, the various subsidiary engine kind equipments that are disposed at described region R 1 can be protected and number of parts can be especially do not increased.
Present embodiment two-wheeled 1 in, air cleaner casing 41 is disposed to be seen from the side by body frame 11, seat rail 21 and subframe 22 area surrounded R1.Therefore, two-wheeled 1 according to present embodiment can suppress dust etc. by rear mudguard 52 and invade towards air cleaner casing 41 from the below of air cleaner casing 41.
Present embodiment two-wheeled 1 in, rear mudguard 52 fastener 55 and first forwardly connects with having the middle fastener 56 that is limited to seat rail 21 from the side between the hole 57.
Therefore, two-wheeled 1 according to present embodiment, when rear mudguard 52 was assembled to vehicle frame 5, fastener 56 in the middle of can utilizing ended rear mudguard 52 and be temporarily fixed on vehicle frame 5 at its fore-and-aft direction midway location card.Therefore, can realize location and fixing (working fastening) of rear mudguard 52 by simple structure at the fore-and-aft direction midway location of rear mudguard 52 to vehicle frame 5.At this, owing to do not need to use connection parts with rear mudguard 52 splits, therefore, can seek to cut down number of parts, make rear mudguard 52 lightweights and increase productivity.
Present embodiment two-wheeled 1 in, in the middle of middle fastener 56 makes card end be sticked in to left and right direction with protruding part 23a in side-prominent prominent shape carrier 56a, thereby realize that rear mudguard 52 is to the card of vehicle frame 5 only (working fastening).Therefore, two-wheeled 1 according to present embodiment, from below with rear mudguard 52 during to vehicle frame 5 assemblings, assembling is good.
More than, embodiments of the present invention have been described, but the present invention is not limited to aforementioned embodiments, and can implements with various forms.
For example, in aforementioned embodiments, make the place ahead fastener 55 be limited to center upside crossbeam 12, but be not limited to this.Also can make the place ahead fastener 55 be limited to other crossbeams.
In aforementioned embodiments, connect with hole 57, connection via first and rear mudguard 52 to be fixed in the below of seat rail 21, but be not limited to this with bolt 57a etc.Also can rear mudguard 52 be fixed in the below of seat rail 21 via other attachment.

Claims (5)

  1. One kind two-wheeled, it has:
    Vehicle frame, it has the paired frame section that is made of the pair of right and left framework and is disposed at the occupant takes with the seat rail below the seat;
    Rocking arm, it shakes freely suspension in the central portion of the fore-and-aft direction of described vehicle frame, and rotates and keep trailing wheel freely;
    The hinge portion, it is formed at described vehicle frame and the described rocking arm of axle supporting;
    Rear mudguard, the below that it is disposed at the top of described trailing wheel and is in described seat rail in the mode that covers described trailing wheel top, and at least a portion of this rear mudguard is fixed in described seat rail,
    Described two-wheeled being characterised in that,
    Described vehicle frame has crossbeam, and this crossbeam links along the described pair of frames that left and right directions will constitute described paired frame section,
    Described rear mudguard has leading section that is formed at this rear mudguard and the fastener that is limited to described crossbeam.
  2. 2. as claimed in claim 1 two-wheeled, it is characterized in that,
    Described fastener is seen the C shape that formation is opened wide towards the place ahead from the side,
    Described rear mudguard has the attachment that is used for to described seat rail connection at the rear portion of this rear mudguard, described rear mudguard is fixed in the below of described seat rail via this attachment.
  3. 3. as claimed in claim 2 two-wheeled, it is characterized in that,
    Described vehicle frame has:
    The head pipe, it keeps front-wheel with having an easy control in the matter,
    Body frame, it rearward extends and has crooked halfway curve downwards from described head pipe, and is provided with described hinge portion at the rear of this curve and below being positioned at; And
    Subframe, itself and described hinge portion link, and this hinge portion rearward and towards the top extension and with described seat rail links certainly,
    The described pair of frames that constitutes described paired frame section comprises described body frame,
    Described seat rail is linked to described curve in the mode of extending towards the rear,
    Described crossbeam is arranged at the below of described curve and is in the top of described hinge portion.
  4. 4. as claimed in claim 3 two-wheeled, it is characterized in that,
    See from the side in, dispose air cleaner casing by described body frame, described seat rail and described subframe area surrounded.
  5. 5. as claimed in claim 4 two-wheeled, it is characterized in that,
    Described rear mudguard has the middle fastener that is limited to described seat rail from the side between described fastener and described attachment.
CN 201010297678 2009-09-29 2010-09-21 Automotive two-wheel vehicle Active CN102030063B (en)

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JP2009225229A JP5437756B2 (en) 2009-09-29 2009-09-29 Motorcycle

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CN102556229A (en) * 2012-02-07 2012-07-11 力帆实业(集团)股份有限公司 Mounting structure for forepart of motorcycle rear mud guard
CN104743013A (en) * 2015-03-23 2015-07-01 力帆实业(集团)股份有限公司 Motorcycle rear foot-placing mud blocking plate mounting structure
CN105691499A (en) * 2016-01-15 2016-06-22 力帆实业(集团)股份有限公司 Rear fender of motorcycle
CN105711696A (en) * 2016-01-15 2016-06-29 力帆实业(集团)股份有限公司 Split motorcycle rear mudguard
CN109689488A (en) * 2016-09-13 2019-04-26 本田技研工业株式会社 Two-wheeled body shell

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CN102556229A (en) * 2012-02-07 2012-07-11 力帆实业(集团)股份有限公司 Mounting structure for forepart of motorcycle rear mud guard
CN104743013A (en) * 2015-03-23 2015-07-01 力帆实业(集团)股份有限公司 Motorcycle rear foot-placing mud blocking plate mounting structure
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CN105711696A (en) * 2016-01-15 2016-06-29 力帆实业(集团)股份有限公司 Split motorcycle rear mudguard
CN105691499B (en) * 2016-01-15 2018-02-16 力帆实业(集团)股份有限公司 Motorcycle rear mudguard
CN105711696B (en) * 2016-01-15 2018-03-13 力帆实业(集团)股份有限公司 Split-type rear mud guard for motorcycle
CN109689488A (en) * 2016-09-13 2019-04-26 本田技研工业株式会社 Two-wheeled body shell
CN109689488B (en) * 2016-09-13 2020-11-13 本田技研工业株式会社 Body frame of motorcycle

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JP2011073510A (en) 2011-04-14
CN102030063B (en) 2013-05-29
BRPI1003725A2 (en) 2013-01-08
JP5437756B2 (en) 2014-03-12

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