CN1084273C

CN1084273C - Front mud shielding plate structure for small motorcycle vehicle

Info

Publication number: CN1084273C
Application number: CN99110403A
Authority: CN
Inventors: 儿玉真; 水田里佳
Original assignee: Honda Motor Co Ltd
Current assignee: Honda Motor Co Ltd
Priority date: 1998-07-10
Filing date: 1999-07-07
Publication date: 2002-05-08
Anticipated expiration: 2019-07-07
Also published as: CN1244476A; IT1308792B1; TW414770B; JP4209501B2; JP2000025671A; ITTO990586A1

Abstract

A front mudguard structure of scooter type vehicle comprises a front cover, a central mudguard portion, a right mudguard portion and a left mudguard portion. The front cover covering the front part of a car body from a step floor to the neighborhood of a handle, the center fender portion integrally extending from a front cover to the above part of the front wheel, the right fender portion mounted to the right surface of the center fender portion and to the right surface of the front cover, vertically of a horizontal line L passing through the tip of the center fender portion, and the left fender portion mounted to the left surface of the center fender portion and to the left surface of the front cover, vertically of the horizontal line L.

Description

The front mud shielding plate structure of minitype motorcycle type vehicle

The present invention relates to the front mud shielding plate structure of minitype motorcycle type vehicle.

In the minitype motorcycle type vehicle of prior art, the vehicle that car bumper is set at front fender apron is arranged, for example, " front mud shielding plate structures of small motorcycle type motorbicycle etc. " that Japanese patent gazette is special fair 5-5711 number.

According to the Fig. 3 in this communique and Fig. 4, in above-mentioned front mud shielding plate structure, front fender apron 6 (quote the described numbering of communique, as follows.) be divided into mudwing 6a and undershield 6b two parts up and down, undershield 6b further is divided into left and right sides two parts, horizontal partitioning portion at last mudwing 6a and undershield 6b, the end of 3 member 6a, 6b, 6b is overlapped into 3 layers each other, fix by rivet 11, cover the outside of intersection by the transverse mode product 7 of band shape.Transverse mode product 7 is for playing the member of car bumper effect, and this member overlaps in the part by a plurality of rivets 9 being bonded to upper and lower mudwing 6a, 6b ... fixing.

When changing the side of undershield 6b, 6b about above-mentioned, at first, take off a plurality of rivets 9 ... take off the transverse mode product 7 that is bonded in undershield 6b, 6b, take off rivet 11, replace new and old undershield 6b, by rivet 11 upper and lower mudwing 6a, 6b, 6b are interfixed again.Like this, in order to change 1 undershield 6b, need take off and install other undershield 6b and transverse mode product 7.Therefore, the replacing operation of undershield 6b, 6b bothers very much.

In addition, the front mud shielding plate structure of above-mentioned prior art is being divided into mudwing 6a and undershield 6b near the horizon by the front fender apron front end, cover body forward structure by these upper and lower mudwing 6a, 6b.In such front mud shielding plate structure, only take off the inner and upper that undershield 6b is not easy to see front fender apron 6.Therefore, also need to take off mudwing 6a when safeguarding and overhaul steering system, operation is very bothersome.

In addition, the cut-off rule between upper and lower mudwing 6a, 6b extends to the front end of shank baffle plate 5, needs to consider to prevent to immerse muddy water near the partitioning portion the shank baffle plate 5 to the inside of front fender apron 6, becomes complicated thereby constitute.

Therefore, the objective of the invention is to: (1) makes the replacing of front fender apron easy; (2) constitute and to be easy to steering system is safeguarded front fender apron with upkeep operation; (3) minimizing is immersed muddy water from front shroud and front fender apron near body forward structure.

In order to achieve the above object, the front mud shielding plate structure of the minitype motorcycle type vehicle of the present invention's first scheme, this front fender apron is by front shroud, middle apron mud board, right side mudwing portion, and left mudwing portion constitutes, this front shroud covers body forward structure from the leg rest base plate near turning to handle, this middle apron mud board extends to the top of front-wheel integratedly from this front shroud, this right side mudwing portion is along horizontal middle apron mud board right flank and the front shroud right flank of being installed on up and down by this middle apron mud board front end, and this left side mudwing portion is along above-mentioned horizontal left surface and the front shroud left surface that is installed on middle apron mud board up and down.

(1) can only take off and install right mudwing portion or left mudwing portion very simply.

(2) left side and right mudwing portion are the horizontal large-area member of extension up and down that has along by middle apron mud board front end.The area of the construction opening of offering at front shroud and middle apron mud board for these members are installed is also big.Can easily safeguard and overhaul from big construction opening the steering system in the front shroud.

(3) owing to the height central authorities at front shroud do not have partitioning portion, so near the shank baffle plate, do not worry immersing muddy water from front shroud height middle body.

Accompanying drawing is simply described as follows:

Fig. 1 is the right side view of dilly of the present invention.

Fig. 2 is the anterior left side view of dilly of the present invention.

Fig. 3 is the right side view of front shroud of the present invention and front fender apron.

Fig. 4 is the 4-4 line cutaway view of Fig. 3.

Fig. 5 is the 5-5 line cutaway view of Fig. 3.

Fig. 6 is the 6-6 line cutaway view of Fig. 3.

Fig. 7 is the 7-7 line cutaway view of Fig. 3.

Fig. 8 is the 8-8 line cutaway view of Fig. 3.

Fig. 9 is the 9-9 line cutaway view of Fig. 3.

Figure 10 is the 10-10 line cutaway view of Fig. 3.

Figure 11 cuts view for the 11-11 line of Fig. 3.

Figure 12 is the decomposition diagram of front shroud of the present invention, shank baffle plate, the right side and the left mudwing portion sequence of erection instruction diagram of holding concurrently.

Form of implementation of the present invention is described below with reference to the accompanying drawings.

" preceding ", " back ", " left side ", " right side ", " on ", D score judges that by direction that chaufeur is seen CL illustrates the overall width center.Accompanying drawing is watched by the direction of symbol.

Fig. 1 is the right side view of dilly of the present invention.

Dilly 1 is a small motorcycle type motorbicycle, comprise vehicle frame (vehicle body) 2, be installed in pipe 2a before the vehicle frame 2 front fork 3, be installed on front fork 3 front-wheel 4, be connected in front fork 3 turn to handle 5, be installed on the band driving engine 6 at vehicle frame 2 rear portions unit power plant 7, be installed on unit power plant 7 rear portions trailing wheel 8, be disposed at the vehicle seat 9 on top, vehicle frame 2 rear portion and the main body cover 10 that covers vehicle frame 2.

Main body cover 10 have cover turn to around the handle 5 turn to handle cover 11, cover vehicle frame 2 front portions front shroud 12, cover chaufeur foot shank baffle plate 13, place the low chassis formula leg rest base plate 14 of the pin of chaufeur, the base plate skirt 15 that extends from the outer rim of leg rest base plate 14, upwards cover the middle part cover 16 of vehicle frame 2 pars intermedias and the back cover 17 that rearward extends and cover unit power plant 7 tops and trailing wheel 8 tops from middle part cover 16 downwards from base plate 14 rearward end.

Front shroud 12 for from leg rest base plate 14 to turning to handle 5 nearby to cover the outer cover of vehicle frame 2 front portions, this outer cover be the integrally formed product of resin of the 4 top one extension middle apron mud boards 21 from its front end to front-wheel.

In the figure, resinous right mudwing portion 22 is installed in the right flank 21a of front shroud 12 and middle apron mud board 21.

Among the figure, symbol 31 is a head lamp, and symbol 32 is a turning indicator, and symbol 33 is preceding shock absorber, symbol 34 is for being disposed at the Fuel Tank of leg rest base plate 14 belows, and symbol 35 is a freeing pipe, and symbol 36 is a noise silencer, symbol 37 is a luggage carrier, and symbol 38 is a taillight, and symbol 39 is a rear mudguard.

Fig. 2 is the left side view of dilly of the present invention front portion, and among the figure, resin system left side mudwing portion 23 is installed in the left surface 12b of front shroud 12 and the left surface 21b of middle apron mud board 21.Left side mudwing portion 23 is same formation with respect to right mudwing portion 22 left-right symmetric in addition, its explanation of Therefore, omited.

The composite construction of middle apron mud board 21, right mudwing 22 (with reference to Fig. 1) of portion and left mudwing portion 23 forms the front fender apron 24 that covers front-wheel 4 tops.

Describe front shroud 12 and front fender apron 24 below in detail.

Front shroud 12 is for looking the outer cover that is anti-" く " word shape down substantially on the right side, from its highly front ends of central authorities towards oblique front lower place, middle apron mud board 21 is extended obliquely, its leading section is bending downwards.Middle apron mud board 21 is the section body of open cardinal principle " コ " word shape under just analysing and observe, the width A of this section body substantially evenly.Middle apron mud board 21 is owing to being such shape, so the lower surface 21d of length middle body is the shape of cutting dearly upward from by the horizontal line L of front end 21c.As a result, the area of the construction opening of leaving at the lower part front 12c and the coupled middle apron mud board 21 lower surface 21d of front shroud 12 25 (to call " opening 25 " in the following text) is bigger.

The integrally formed product that such front shroud 12 and middle apron mud board 21 constitute are for being down the member of " Y " word shape substantially under side-looking.

Right side mudwing portion 22 is that the edge is by the horizontal line L of middle apron mud board 21 front end 21c outer cover that extend up and down, that be installed on opening 25.In detail, 1st installation portion 26 and 2nd installation portion 27 on the top right flank 21a that be installed in middle apron mud board 21 of right mudwing portion 22 by the front portion, in addition, the 4th installation portion 29 of the 3rd installation portion 28 by top, rear portion and rear lower be installed in front shroud 12 right flank 12a.Right side mudwing portion 22 is forming flange 22a with around opening 25 part in opposite directions, and makes this flange 22a hang over the edge of opening 25.

Front shroud 12 forms head lamp installation portion 12d and is used for the lamp installation recess 12e of installation direction indicator lamp.

Fig. 4 is the 4-4 line cutaway view of Fig. 3, and the cross-section structure of the 1st installation portion 26 is shown.

The 1st installation portion 26 extends the 1st boss 21e towards opening 25 sides in the bending of mudwing portion 21, on the other hand, in opening 25, extend the 1st extension 22b from the leading section of right mudwing portion 22, with the front end of the 1st extension 22b coincidence at the 1st boss 21e, (left side of figure) installed by screw B1 from the rear.Right side mudwing portion 22 has the anti-avulsion protuberance 22c that hangs over opening 25 medial margin part 25a.

Fig. 5 is the 5-5 line cutaway view of Fig. 3, and the cross-section structure of the 2nd installation portion 27 is shown.

The 2nd installation portion 27 extends the 2nd extension 21f towards opening 25 sides in middle mudwing portion 21 crooked, on the other hand, in opening 25, extend the 3rd extension 22d from the upper end of right mudwing portion 22, make itself and the 2nd extension 21f overlapping, and form the 2nd boss 22e at its front end, at overlapping the 2nd extension 21f of the front end of the 2nd boss 22e, install with screw B2 from interior side.

Fig. 6 is the 6-6 line cutaway view of Fig. 3, and the cross-section structure of the 3rd installation portion 28 is shown.

The 3rd installation portion 28 inwardly extends the 4th extension 12f in the side from the crooked inner face of front shroud 12, protrude the front end of the 4th extension 12f from the edge of opening 25, on the other hand, in opening 25, extend the 3rd boss 22f from the rearward end of right mudwing portion 22, at the leading section 12g of overlapping the 4th extension 12f of the front end of the 3rd boss 22f, install with screw B3 from interior side.

Fig. 7 is the 7-7 line cutaway view of Fig. 3, and the cross-section structure that is formed at the flange 22a around the right mudwing portion 22 is shown.

Flange 22a time is hook-shaped member for looking at flat cutting of extending from the end of right mudwing portion 22 to opening 25 in.By the opening 25 medial margin part 25a that lower periphery 22a hung over front shroud 12, can stop right mudwing portion 22 to come off from front shroud 12.

Fig. 8 is the 8-8 line cutaway view of Fig. 3, and the cross-section structure of the 4th installation portion 29 is shown.

The 4th installation portion 29 is the formation identical with the 3rd installation portion 28 of above-mentioned Fig. 6.In detail, the 4th installation portion 29 inwardly extends the 5th extension 12h in the side from the crooked inner face of front shroud 12, protrude the front end of the 5th extension 12h from the edge of opening 25, on the other hand, in opening 25, extend the 4th boss 22g from the rearward end of right mudwing portion 22, at overlapping the 5th extension 12h leading section of the front end of the 4th boss 22g, install with screw B4 from interior side.

Fig. 9 is the 9-9 line cutaway view of Fig. 3, and the turning indicator installation constitution is shown.

In this turning indicator installation constitution, form lamp in the sidepiece of front shroud 12 recess 12e is installed, at lamp the elastic joint pawl 32a of the conjugate foramen 12j hook turning indicator 32 of recess 12e is installed, recess 12e is installed with screw B5 installation direction indicator lamp 32 at lamp.Symbol 12k is the slotting perforation of lamp with distribution.

Figure 10 is the 10-10 line cutaway view of Fig. 3, and the side cross-section structure that recess 12e installation direction indicator lamp 32 is installed at lamp with screw B5 is shown.

Figure 11 is the 11-11 line cutaway view of Fig. 3, and the joint construction of front shroud 12 and shank baffle plate 13 is shown.

In this joint construction, rearward (left side of figure) extends the 5th boss 12m from the back side of front shroud 12, on the other hand, extends the 6th boss 13a towards the 5th boss 12m in shank baffle plate 13, by screw B6 these the 5th, 6

boss

12m, 13a is installed.

In the bonding part of front shroud 12, has the feature that gets involved moulded parts 41 with shank baffle plate 13.Moulded parts 41 is to have the member that groove 41a that is coupled to shank baffle plate 13 ends and the section that is coupled to the groove 41b of front shroud 12 ends are roughly the font of falling S.Owing to cooperate groove 41a, the 41b of (joints) moulded parts 41 in the end of the end of front shroud 12 and shank baffle plate 13, thus both leak tightnesss of 12,13 can be improved, and can be by the deviation of both parts precision of 12,13 of moulded parts 41 absorptions.

The following describes the sequence of erection of the right side, left

mudwing portion

22,23.

At first, inwardly insert the flange 22a of right mudwing portion 22 in the side from opening 25.

Next the 1st extension 22b is alignd with the 1st boss 21e, the 2nd boss 22e is alignd with the 2nd extension 21f, the 3rd boss 22f is alignd with the leading section 12g of the 4th extension 12f, the 4th boss 22g is alignd with the leading section 12i of the 5th extension 12h.

After the aligned in position, interfix with 4 screw B1-B4 from front shroud 12 interior sides and middle apron mud board 21 interior sides.

Left side mudwing portion 23 also interfixes with 4 screw B1-B4 (left side omission) by the order identical with right mudwing portion 22 is square in side and the middle apron mud board 21 in the front shroud 12.

More than finished the installation exercise of right and left mudwing portion 22,23.Took off right and left mudwing portion at 22,23 o'clock, and can be undertaken by the order opposite with above-mentioned installation exercise.

By above explanation as can be known, can only pull down and install right mudwing portion 22 or left mudwing portion 23 very simply.

And owing to be screwed from the interior side of front shroud 12 and the interior side of middle apron mud board 21, so cannot see screw, aesthetic appearance is good.

The effect of the front mud shielding plate structure of above-mentioned formation is described according to Fig. 1 and Fig. 2 below.

(1) right and left

mudwing portion

22,23 is the large tracts of land member that extends up and down at horizon.The area of construction opening 25 that the large-area right side and left

mudwing

22,23 are installed is big.Therefore, only need take off right mudwing portion 22 or left mudwing portion 23, can see in the front shroud 12 very widely from big construction opening 25.As a result, particularly the maintenance and the upkeep operation of steering system (front fork 3, preceding shock absorber 33 etc.) are good in the front shroud 12.

(2) in middle apron mud board 21, owing to be the structure that right and left

mudwing portion

22,23 only is installed in its both sides, so right and left

mudwing portion

22,23 is very simple shape, easy shaping.As a result, suitably extend right and left

mudwing portion

22,23 downwards from horizontal line L easily.Therefore, can extend right and left

mudwing portion

22,23 downwards fully, prevent effectively from front-wheel 4 muddy water that splashes.

(3) since from leg rest base plate 14 to turning to handle 5 nearby to cover the front portion of vehicle frames 2, so do not have partitioning portion in the height central authorities of front shroud 12 by front shroud 12.Owing to there is not partitioning portion, near shank baffle plate 13, do not worry immersing muddy water from the height middle body of front shroud 12.Therefore, be not required to be at front shroud 12 and prevent from that muddy water from immersing and do to consider especially.

In the form of implementation of the invention described above, the shape and size of right and left

mudwing

22,23 are any.

As long as right and left

mudwing portion

22,23 is for being installed on the formation of front shroud 12 and middle apron mud board 21 dismantledly, and except that screw retention, for example also available clip is fixed.

The present invention by above-mentioned consist of can bring into play following effect.

(1) because above integratedly middle apron mud board being extended to front-wheel from front shroud, in the middle of this Dashboard section left surface and front shroud left surface are installed left dashboard section, so can very only get simply Lower and right dashboard section or left dashboard section be installed.

(2) owing to integratedly middle apron mud board is extended to the front-wheel top from front shroud, make it along logical Cross the horizontal upper downward-extension of this middle apron mud board front end, at the right flank of middle apron mud board With the right flank of front shroud right dashboard is installed, along horizontal line up and down at the left surface of middle apron mud board With the left surface of front shroud left dashboard section is installed, so can make these left and right dashboard sections is tool Large-area member along downward-extension on the horizontal line is arranged. Therefore, because at front shroud and middle dashboard Section offers large-area construction opening, so, only need only take off left dashboard section or right dashboard Section can see in the front shroud from big construction opening very widely. As a result, can improve in the front shroud special Maintenance and the upkeep operation of steering system.

In addition, at middle apron mud board, owing to be the structure that left and right dashboard only are installed in its both sides Make, so left and right dashboard section is very simple shape, easy shaping. As a result, be easy to from Horizontal alignment the below left and right dashboard of suitable extension section by middle apron mud board front end. Cause This can extend left and right dashboard section fully downwards, prevents that effectively muddy water from flying from front-wheel Spatter.

(3) because from the leg rest base plate to turning to handle nearby to cover body forward structure by front shroud, so front The height central authorities of cover do not have partitioning portion. Owing to do not have partitioning portion, so near the shank baffle plate Do not worry immersing muddy water from front shroud height middle body. Therefore, be not required to be at front shroud and prevented mud Water immerses and does special consideration, and the formation of front shroud and front mudguard is simple.

Claims

1. the front mud shielding plate structure of a minitype motorcycle type vehicle, it is characterized in that: by front shroud, middle apron mud board, right side mudwing portion, and left mudwing portion constitutes, this front shroud covers body forward structure from the leg rest base plate near turning to handle, this middle apron mud board extends to the top of front-wheel integratedly from front shroud, this right side mudwing portion is along by about this middle apron mud board front end horizontal, be installed on middle apron mud board right flank and front shroud right flank, this left side mudwing portion along above-mentioned horizontal about, be installed on the left surface and the front shroud left surface of middle apron mud board.