WO2002055370A1

WO2002055370A1 - Body cover structure for motorcycle

Info

Publication number: WO2002055370A1
Application number: PCT/JP2001/006300
Authority: WO
Inventors: Masaaki Yamaguchi; Mamoru Otsubo; Jun Tanaka
Original assignee: Honda Giken Kogyo Kabushiki Kaisha
Priority date: 2001-01-09
Filing date: 2001-07-19
Publication date: 2002-07-18
Also published as: GR1004682B; GR20010100595A; JP3535507B2; KR100566671B1; JPWO2002055370A1; KR20030066794A; CN1486261A; AR033853A1; BR0116733B1; BR0116733A; TW565517B; CN1239346C

Abstract

A motorcycle in which an engine unit arranged below a main frame is suspended from a body frame having a main frame extending down backward from a head pipe, in which the main frame is covered at its two sides with a pair of left and right main frame side covers, and in which the main frame is covered at its upper portion with an upper cover. At least part of the front upper ends of the paired main frame side covers (31L, 31R) supported by the body frame (F) are joined at the back of the head pipe (12), and the front portion of the upper cover (34) is fastened to the joined portions of the two main frame side covers (31L, 31R). Therefore, a stay for mounting at least the front portion of the upper cover on the body frame side can be eliminated to reduce the number of parts.

Description

Description Body cover structure for motorcycles

Field of the invention

According to the present invention, an engine unit disposed below the main frame is suspended on a body frame including a main frame extending rearward and downward from a head pipe, and a pair of left and right main frame side covers are provided on both sides of the main frame. More particularly, the present invention relates to an improvement in a body cover structure including a main frame side cover and an upper cover.

Background art

Conventionally, for example, as disclosed in Japanese Patent Application Laid-Open No. 10-16851, a main frame side cover and an upper power bar are attached to a stay provided on a vehicle body frame. Have been.

However, in the above-described conventional device, the number of stays provided on the vehicle body frame increases, and the number of parts increases.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a vehicle body cover structure for a motorcycle that can reduce the number of parts.

Disclosure of the invention

In order to achieve the above object, the present invention provides a vehicle body frame having a main frame extending rearward and downward from a head pipe, an engine unit disposed below the main frame is suspended, and both sides of the main frame are In a motorcycle in which a pair of left and right main frame side covers are covered with an upper cover, the upper part of the main frame is covered with an upper cover, at least one of upper front ends of a pair of left and right main frame side covers supported by the body frame. A first feature is that a portion is overlapped behind the head pipe, and a front portion of the upper cover is fastened to an overlap portion of the two main frame side covers.

According to the configuration of the first feature, a step for attaching at least the front portion of the upper cover to the vehicle body frame side is unnecessary, and is provided on the vehicle body frame. The number of parts to be reduced can be reduced by reducing the number of power stays, and a stay that reduces the degree of freedom in arranging cables and the like near the head pipe can be eliminated, thereby facilitating the arrangement of cables and the like. . In addition, the upper end of the pair of left and right main frame side covers and the front part of the x-bar cover are favorably aligned to improve the appearance.

Further, in addition to the configuration of the first feature, at least a part of the front portions of the pair of right and left lyaside covers supported by the body frame so as to cover the rear sides of the body frame below the rider's seat is provided. The second feature is that the rear portion of the upper cover is fastened to the overlap portion of the both side covers, and the rear portion of the upper cover is fastened to a lower portion of the front portion of the riding seat. Since it is not necessary to provide a stay on the body frame for attaching the vehicle to the body frame, the number of parts can be further reduced, and components such as electrical components are placed between the rear part of the upper force par and the body frame. Space for arrangement can be secured.

According to the present invention, in addition to the second feature, the upper cover is configured such that a front upper force bar and a rear upper cover are connected to each other so as to be uncoupled, and a rear part of the front upper cover 5 is connected to the both ends. The third feature is that the upper cover is fastened to the main frame side cover. With this configuration, the vicinity of the center of the upper cover in the front-rear direction can be fixed to both main frame side covers, and the upper cover is used for maintenance such as ignition unit. The maintenance work can be facilitated by eliminating the need for removing the entire force par and removing only the rear upper cover.

According to the present invention, in addition to the configuration of the third aspect, a front portion of the rear upper cover covers a fastening portion of a rear portion of the front upper cover to the main frame side covers, and the front upper cover is The fourth feature is that it is engaged with the rear part. According to this configuration, the external appearance is improved by covering the fastening parts of the rear part of the front upper cover to the two main frame side force pars. In addition, the operation of attaching and detaching the rear upper cover is facilitated, and the maintenance work can be further facilitated.

According to the present invention, in addition to the configuration of the first aspect, the front upper ends of the two main frame side covers are arranged so as to maintain the superposed state of the main frame side covers. The fifth feature is that they are engaged with each other. According to this configuration, when the front portion of the upper cover is fastened to the overlapping portion of the two main frame side covers, the overlapping state of the two main frame side covers is maintained. In this way, the fastening operation can be facilitated, and the fastening state of the upper ends of the front portions of the two main frame side covers and the front portion of the upper cover can be strengthened.

According to a sixth aspect of the present invention, in addition to the configuration of the first aspect, an upper portion of an upper portion of each of the main frame side covers and a fastening portion to the main frame is covered with the upper cover. According to this configuration, it is possible to improve the external appearance by concealing the upper portion of the main frame side covers to the main frame with the upper cover.

According to the present invention, in addition to the configuration of the first feature, the outer surfaces of a pair of right and left lya side covers supported by the body frame so as to cover both rear portions of the body frame below the riding seat are provided with a coating zone and The seventh feature is that each is divided into a non-painting zone. According to such a configuration, a part of the lyoside cover is made to be a non-painting cover even if the lyaside cover does not include a plurality of cover parts. Thus, while suppressing an increase in the number of parts and reducing costs, it is possible to obtain an excellent color effect in terms of design and to make scratches and dirt less noticeable. In addition, the classification of the painting zone and the non-painting zone can be freely changed.

According to an eighth aspect of the present invention, in addition to the configuration of the seventh aspect, a portion of the both side covers located below a front half of the riding seat is set as a non-painting zone. According to this configuration, the non-painting zone is arranged in a portion where the occupant's feet are easy to hit, so that scratches and dirt on the rear side cover can be made less noticeable.

According to a ninth feature of the present invention, in addition to the configuration of the seventh feature, the present invention has a ninth feature that a lower end portion of a front portion of each of the both side covers is set to a non-painting zone. The non-painting zone is located in the area where the feet can easily reach, making it possible to make the scratches and dirt on the lyoside cover less noticeable.

BRIEF DESCRIPTION OF THE FIGURES

1 to 13 show an embodiment of the present invention, and FIG. 1 is a side view of a motorcycle. Fig. 2, Fig. 2 is an enlarged rear view of the motorcycle, Fig. 3 is an exploded perspective view of the vehicle body cover, Fig. 4 is a front side view of the vehicle body power par, Fig. 5 is an enlarged sectional view taken along line 5-5 in Fig. 4, and Fig. 6 is an enlarged cross-sectional view taken along the line 6-1-6 in FIG. 4, FIG. 7 is a perspective view showing a part of a front portion of the vehicle body power par with the front upper cover removed, and FIG. 8 is an enlarged view in the direction of arrow 8 in FIG. Fig. 9, Fig. 9 is an enlarged sectional view taken along the line 9-9 in Fig. 4, Fig. 10 is a perspective view showing a part of the rear part of the vehicle body cover with the rear upper cover removed, and Fig. 11 is 1 in Fig. 2. 1 is an enlarged sectional view taken along line 1-11, FIG. 12 is an enlarged sectional view taken along line 12-2 in FIG. 2, and FIG. 13 is an enlarged sectional view taken along line 13-13 in FIG.

BEST MODE FOR CARRYING OUT THE INVENTION

First, in FIGS. 1 and 2, a body frame F serving as a skeleton of the motorcycle includes a head pipe 12 for supporting the front fork 11 so as to be steerable, and a single main body extending downward from the head pipe 12 to the rear. It comprises a frame 13 and a pair of left and right lyaframes 14 connected to the rear of the main frame 13 and extending upward. The front wheel WF is rotatable at the lower end of the front fork 11 The steering handle 15 is connected to the upper end of the front fork 11.

The main frame 13 is composed of a square pipe having a rectangular cross section having a pair of right and left side surfaces extending in the vertical direction in parallel with each other. 6 are directly attached by welding, respectively, and pivot plates 17 are directly attached to both rear side surfaces of the main frame 13 by welding.

An engine unit E is disposed below the main frame 13, and the engine unit E is suspended from the body frame F so as to be supported by the hanger plates 16 and the pivot plates 17. On both sides of the engine unit E, foot steps 18 for occupants to put their feet on are provided.

The pivot plate 17 is provided with a cylindrical support shaft 20, and front ends of a pair of left and right lyaforks 21... Are supported on both ends of the support shaft 20 so as to be able to swing up and down. Rear fork 2 1 ... The rear wheel WR is supported between the rear ends.

The rear frames are connected by tail frames 22. A pair of connecting pipes 23 are arranged on both sides of the rear portion of the main frame 13. One end of each of the connecting pipes 23 is welded to the lower surface of the middle part of the both frame frames 14. The other ends of both connecting pipes 23 are commonly attached to the rear surface of the pivot plate 17 by welding. That is, a pair of connecting pipes 23 arranged on both sides of the main frame 13 connect the front portions of the two frame frames 14 and the pivot plate 17 to each other, and an intermediate portion of these connecting pipes 23. Are attached to the rear side surfaces of the main frame 13 by welding.

The upper part of the rear wheel WR is covered with a lender fender 24 attached to the lya frame 14. A fuel tank 25 supported by the lya frame 14 is arranged above the lender fender 24. Is done. A tandem seat 26, which is a seat for riding, is arranged so as to cover the fuel tank 25, and a rear cushion unit 27 is provided between the rear frame 14 and both rear forks 21. Each is provided.

Referring to FIGS. 3 and 4 together, body frame F is covered with a body cover 30 made of synthetic resin. A pair of left and right inner shields 39 L, 39 R fastened to the front of both main frame side covers 31 L, 31 R, and a pair of main frame side covers 31 L, 31 R The left and right pairs of redder shields 3 2L, 3 fastened to the front of both main frame side covers 31 L, 31 R and the inner shields 39 L, 39 R so as to cover the legs from the front. 2 R, the front pipe cover 3 3 connected to both redder shields 3 2 L, 3 2 R so as to cover the head pipe 12 from the front side, the head pipe 1 2 from the rear side, and the main frame 13 Cover from the top and connect to the front top cover 3 3 Cover 3 4, both main frame side covers 3 1 L, under cover 3 7 connected to the lower part of 3 1 R, and the rear part of body frame F along with most of fuel tank 25 from both sides Of the rear side cover 38 L and 38 R.

The pair of left and right main frame side covers 3 1 L and 3 1 R are supported by the body frame F. The main frame 13 of the body frame F includes both main frame side covers 3 1 L and The upper part of the 31R is elastically supported by the support structure shown in FIG.

In other words, both main frame side covers 3 A bracket 40.40 for supporting the upper part of the 1L, 31R is fixed, and a support plate part 41, 41 facing the bracket 40, 40 is provided on the upper part of both main frame side covers 31L, 31R. Is provided on the body.

The elastic members 42, 42 are interposed between the brackets 40, 40 and the support plate portions 41, 41, and the nuts 43, 43 are fixed to the brackets 40, 40 at positions corresponding to the elastic members 42, 42. . The amphoteric members 42, 42 have flanges 42a, 42a that abut against the support plate portions 41, 41 from the side opposite to the brackets 40, 40, and the flanges 42a, 42a Metallic cylindrical collars 44, 44 having flanges 44a, 44a sandwiched between the support plates 41, 41 are inserted into the elastic members 42, 42. Thus, the main frame side covers 31 L, 31 are screwed into the weld nuts 43, 43 by tightening the ports 44, 45 passed through the collars 44, 44 and the support plate portions 41, 41. The upper part of R is elastically supported on the body frame F via the brackets 40,40.

6 to 8, at least a part (in this embodiment, a portion extending over the entire length in the vertical direction) of a front upper end of the pair of left and right main frame side covers 31L and 31R is, for example, a right main frame side cover. The rear pipe 31 is overlapped with the left main frame side cover 31 L so that the rear pipe 31 R overlaps the rear pipe 31.

At the overlap of the two main frame side covers 31L and 31R, a rectangular engagement hole 46 is provided at the top of the left main frame side cover 31L so as to face the motorcycle in the front-rear direction. An engagement protrusion 47 that engages with the engagement hole 46 is provided on the frame side cover 31R. This prevents the two main frame side covers 31L, 31R from being separated to the left and right. The right main frame side cover 31R is provided with a rectangular engagement hole 48 facing the left and right direction of the motorcycle, and the left main frame side cover 31L is provided with an engagement projection that engages with the engagement hole 48. 49 are protruded.

That is, the front upper ends of the pair of left and right main frame side covers 31L, 31R are engaged with each other so as to maintain the superposed state of the main frame side covers 31L, 31R. The upper cover 34 is formed by connecting the front upper cover 35 and the rear upper cover 36 so that they can be disconnected from each other. The front part of the upper cover 34, that is, the front part of the front upper cover 35, is fastened to the overlapping portion of the frame side covers 31L and 31R.

In addition, the outer surface of the front upper cover 35 in the upper cover 34 is kept in a non-painted state with a skin layer that is not subjected to any painting after the formation of the upper cover 35. Then, a grain pattern 86 (shown by oblique lines in FIGS. 1 to 3) made of fine irregularities for making scratches and dirt less noticeable may be applied in the molding process. On the other hand, the outer surface of the rear upper cover 36 is painted to have continuity with the rear side covers 38 L and 38 R.

At the lower part of the overlap of the main frame side covers 31 L and 31 R behind the head pipe 12, the left main frame side cover 31 L is provided with a through hole 50. A clip nut 52 having a screw hole 51 smaller in diameter than the through hole 50 is mounted so that the screw hole 51 is coaxially connected to the through hole 50.

The right main frame side cover 31R is overlapped with the main frame side cover 31L such that a part of the clip nut 52 is sandwiched between the left main frame side cover 31L. A through hole 53 having a diameter larger than that of the screw hole 51 is provided on the right main frame side cover 31 on the same axis as the screw hole 51.

At the front of the front upper cover 35, a through-hole 54 corresponding to the through-hole 53 is provided, and an overlapping portion of the two main frame side covers 31L and 31R is provided. The front part of the front upper cover 35, which is arranged to cover from the rear side, screws the screw member 55 passed through the through holes 53, 54 into the screw hole 51 and tightens it. As a result, the main frame side covers 31 L and 31 R are fastened to the overlapping portion.

In addition, the screw member 55 has a screw shaft portion 55 a screwed into the screw hole 51, a thickness of the overlapping portion of the right main frame side cover 31 R and the front upper cover 35. A large-diameter shaft portion 55b formed to have a length corresponding to the diameter and having a diameter larger than that of the screw shaft portion 55a and passing through the through holes 53, 54; and a front upper cover 35. It has an enlarged head 55c integrally and coaxially engaged with the outer surface of the main frame, and excessively tightens the right main frame side cover 31R and the front upper cover 35 in the overlapping area. No load action occurs.

In addition, engaging projections 4 projecting from the left main frame side cover 31 L are provided in engagement holes 48 provided in the right main frame side cover 31 R facing the left and right direction of the motorcycle. When the screw member 55 is tightened, the engagement protrusion 49 hits the right main frame side cover 31R to prevent sinking when the screw member 55 is tightened. 5 becomes easier to tighten.

On both sides of the front upper cover 35, a pair of engaging claws 56, 56,... Protruding downward in a substantially L-shape are provided, and left and right main frame side covers 3 1L, 3 1 are provided. At the upper part of R, engaging holes 57, 57 ... for engaging the engaging claws 56, 56 ... are provided.

Thus, the front upper cover 35 has its front portion fastened to the overlapping portion of the two main frame side covers 31 L, 31 R, and both sides of the front upper cover 35, both main frame side covers 31 L, 3 The upper part of the main frame 13 is covered with the upper part of the main frame 13 by engaging with the upper part of the 1R. The upper part of the fastening portion is also covered with a front upper cover 35 as clearly shown in FIG.

Referring to FIG. 9 as well, mounting plates 58, 58 are provided on both sides of the rear portion of the front upper cover 35, and the left and right main frame side covers 31L, 31R are provided. At the upper end near the rear, support plate portions 59, 59 opposing the mounting plate portions 58, 58 from below are provided on the body.

The support plate portions 59, 59 are provided with through holes 60, 60, and the clip nut 6 having screw holes 61, 61 having a smaller diameter than the through holes 60, 60. 2, 62 are mounted such that the screw holes 61, 61 are coaxially connected to the through holes 60, 60.

The mounting plate portions 58 and 58 partially support the clip nuts 62 and 62, respectively. 9 and 59, and the through holes 63 and 63, which are larger in diameter than the screw holes 61 and 61, are coaxial with the screw holes 61 and 62 and are attached to the mounting plate portions 58 and 58. Provided.

By screwing the screw members 64, 64 passed through the through holes 63, 63 into the screw holes 61, 61, the rear sides of the front upper cover 35 have left and right main frame side covers 31 L, Concluded on 31R.

In addition, the screw member 64 has a length corresponding to the thickness of the screw shaft portion 64a to be screwed into the screw hole 61 and the thickness of the mounting plate portion 58, and is formed to have a larger diameter than the screw shaft portion 64a. The large-diameter shaft portion 64b inserted into the hole 63 and the enlarged-diameter head portion 64c that engages with the outer surface of the mounting plate portion 58 are integrally and coaxially provided. No applied load is applied.

Referring also to FIG. 10, the front portion of the rear upper cover 36 is formed so as to cover a portion where the rear portion of the front upper force bar 35 is fastened to the two main frame side covers 31 L, 31 R. At the front end of the rear upper cover 36, a pair of engagement protrusions 68, 68 protruding forward is formed on the body. On the other hand, at the rear end of the front upper cover 35 above the mounting plate portions 58, 58,

8. A pair of engagement holes 67, 67 are provided for inserting and engaging 68 from behind.

That is, the front part of the rear upper cover 36 engages with the rear part of the front upper power bar 35 covering the fastening portion of the rear part of the front upper cover 35 to the two main frame side covers 31 L, 31 R. Is done.

Engaging claws 69, 69 projecting downward are provided on both sides of the rear upper cover 36 closer to the front, and the upper and lower ends of the left and right main frame side covers 31L, 31R are provided with the engaging claws 69, 69, respectively. Engagement holes 70, 70 for engaging the dowels 69, 69 are provided. On both sides of the rear upper force par 36 near the rear, engaging claws 7 protruding downward.

1. Protrusions 71 are provided, and engaging holes 72, 72 for engaging the engaging claws 71, 71 are provided at the upper end of the left and right rear side covers 38L, 38R near the front. .

That is, the rear upper cover 36 has its front part behind the front upper cover 35. The left and right main frame side covers 31 L, 31 R and the left and right rear side covers 38 L, 38 R are engaged on both sides thereof.

An ignition unit 88 is disposed on the vehicle body frame F in a portion covered from above by the rear upper cover 36. It comprises an ignition coil 90 and an ignition control unit 91 supported on a stay provided in the regire night 89.

The left and right rear side covers 38 L, 38 R extend vertically in the front-rear direction with a predetermined width, and are slightly inclined upward and rearward along the rear side of the body frame F. It is formed in a shape that tapers toward.

In FIG. 11, front mounting portions 73, 73 are provided on the upper ends of the middle portions in the front-rear direction of the both side covers 38L, 38R. On the other hand, stays 74 corresponding to the front mounting portions 73 are fixed to the outer surface of the rear frames 14 in the body frame F. On the inner surface side of the stays 74, A flange 75a at one end of a cylindrical nut 75 passing through the stays 74 is fixed. The nuts 75 pass through the elastic members 93 mounted on the front mounting portions 73 so as to be interposed between the stays 74 and the front mounting portions 73. A part of the member 9 3 is sandwiched between the front mounting portion 7 3 and the port 7 6 that is passed through the washer 9 4 is screwed into the nut 7 5. The front and rear middle portions of the covers 38 L and 38 R are elastically supported by the rear portion of the body frame F.

In FIG. 12, rear mounting portions 77, 77 are provided on the rear upper ends of the both side covers 38L, 38R. These rear mounting parts 77, 77 are jointly fastened together with the grab rails 79 to the tail frame 22 connecting the rear parts of the rear frames 14, 14 with a pair of ports 78, 78 ... Is done.

The tandem seat 26 is provided on the upper side of both lya-side force pars 38 L, 38 R, and hinges 80 (FIG. 4) are provided at the upper front ends of the two lya-side covers 38 L, 38 R. (See reference).

Referring also to FIG. 13, at least a part of the front part of the pair of left and right rear side covers 38 L, 38 R, in this embodiment, below the front parts of both rear side covers 38 L, 38 R The ends are polymerized below the front of evening shower 26.

That is, the lower end of the front part of the right lyaside cover 38 R overlaps the lower front part of the left lyaside cover 38 L from the front side. Is provided with a through hole 80, and a clip nut 82 having a screw hole 81 with a diameter smaller than that of the through hole 80 is formed by coaxially connecting the screw hole 81 to the through hole 80. It is attached so as to make it.

The left side cover 38L is overlapped with the right side cover 38R so that a part of the clip nut 82 is sandwiched between the right side cover 38R and the screw hole 81. A large diameter through hole 83 is provided on the left side side cover 38 L coaxially with the screw hole 81.

The rear portion of the rear upper cover 36 is formed so as to cover the overlapped portion of the rear side covers 38L and 38R from the front side. The rear portion of the rear upper cover 36 has the through hole. A communication hole 84 corresponding to 83 is provided. Thus, the rear part of the rear upper cover 36, which is disposed so as to cover the overlapped portion of the two side covers 38L, 38R from the front side, fits into the through holes 83, 84. The screw member 85 passed through is screwed into the screw hole 81 and tightened, so that it is fastened to the overlapped portion of the both lid side covers 38 L and 38 R.

In addition, the screw member 85 has a length corresponding to the thickness of the screw shaft portion 85 a screwed into the screw hole 81, the overlapped portion of the left side rear cover 38 L and the rear upper cover 36. A large-diameter shaft portion 85b formed larger in diameter than the screw shaft portion 85a and penetrated through the through holes 83, 84, and an enlarged diameter head that engages with the outer surface of the rear upper cover 36. The part 85c is integrally and coaxially provided to prevent an excessive tightening load from acting on the overlapping part of the left side rear cover 38L and the rear upper cover 36. .

By the way, the outer surface of the lyaside force par 38 L, 38 R is divided into the non-painting zone Z 1, Z 2 and the painting zone Z 3.

That is, the portion of the lya side covers 38 L, 38 R located below the first half 15 of the evening dem seat 26 is set as the first non-painting zone Z 1, and both the lia side covers 38 L, 38 R Lower front edge of R above footstep 18 The part is set to the second non-painting zone Z2. These unpainted zones Z 1, Z 2 remain skin layers without any paint after the molding of the lyaside cover 38 L, 38 R, but if necessary, make the scratches and dirt less noticeable A grain pattern 86 (shown by oblique lines in FIGS. 1 to 3) made of fine irregularities may be provided in the molding process.

On the other hand, the painting zone Z3, which is an area excluding the first and second non-painting zones Z1 and Z2, occupies most of the outer surface of the rear side covers 38L and 38R. Above and below the front of zone Z3, non-painting zones Z1 and Z2 appear so as to sandwich painting zone Z3.

In order to divide the outer surface of the lyoside cover 38 L, 38 R into non-painting zones Z 1, Z 2 and painting zone Z 3, the lyoside cover 3 is formed using a coloring material as a molding material. After molding the 8 L and 38 R compacts, mask the parts corresponding to the non-painting zones Z l and Z 2, and apply the remaining parts, that is, the parts corresponding to the painting zone Z 3, as appropriate. Just apply a color paint and then remove the masking. Then, the non-painting zones Z1, Z2 appear as a skin layer having a grain pattern 86.

Next, the operation of this embodiment will be described. A pair of left and right main frame side covers 3 1 L, 3 which are supported on the vehicle body frame F by covering both sides of the main frame 13 of the vehicle body cover 30 covering the vehicle body At least a part of the front upper end of the 1R (all of the front upper end in this embodiment) is overlapped behind the head pipe 12 so that the upper cover 34 that covers the upper part of the main frame 13 is formed. The front portion is fastened to the overlapping portion of both main frame side covers 31 L and 31 R.

For this reason, there is no need for a stay for attaching at least the front part of the upper cover 34 to the body frame F side, and the number of stays to be provided on the body frame F can be reduced to reduce the number of parts. In addition, there is no step to reduce the degree of freedom in arranging cables such as the throttle cable 95 and the cable 96 for the calibrator (see Fig. 4), which are routed near the head pipe 12. The arrangement can be facilitated. The upper end of the pair of left and right main frame side covers 31L, 31R and the front of the upper cover 34 should be properly aligned to improve the appearance. Can be.

In addition, the upper ends of the front portions of the main frame side covers 31 L and 31 R are engaged with each other to maintain the superimposed state of the main frame side covers 31 L and 31 R. When fastening the front part of the power par 3 4 to the overlapping portion of the main frame side covers 31 L and 31 R, the main frame side covers 31 L and 31 R should be maintained in the overlapping state. In addition to making the fastening work easier, the fastening condition of the front upper ends of both main frame side covers 31 L and 31 R and the front part of the upper cover 34 must be strong. Can be.

The upper part of the main frame side cover 3 1 L, 3 1 R, which is connected to the main frame 13, is covered with an upper cover 34. Both main frame side covers 3 1 L, 3 1 The fastening part to the main frame 13 on the upper part of the R is hidden by the upper cover 34 so that the appearance can be improved.

A pair of left and right rear side force pars 38 L, 38 R covering the rear sides of the body frame F under the tandem seat 26 are supported by the body frame F. These rear side covers 38 L, 38 At least a portion of the front of the R (in this example, the lower end of the front) is overlapped below the front of the tandem seat 26, and the rear of the upper cover 34 is attached to both rear side covers 38 L, 3 8 R is fastened to the overlapping portion.

For this reason, it is not necessary to provide a stay on the body frame F for attaching the rear portion of the upper cover 34 to the body frame F side, so that the number of parts can be further reduced and the upper power 34 A space for arranging components such as electrical components can be secured between the rear part of the vehicle and the body frame F.

The upper cover 34 is formed by connecting the front upper cover 35 and the rear upper cover 36 so that they can be disconnected, and the rear of the front upper cover 35 is connected to both main parts. Fastened to the frame side covers 31 L and 31 R. Therefore, the vicinity of the center of the upper cover 34 in the front-rear direction can be fixed to the main frame side covers 31L, 31R, and it is not necessary to remove the entire upper cover 34 during maintenance of the ignition unit 88, etc. The maintenance work can be facilitated by enabling the removal of only the rear upper cover 36. Further, the front of the rear upper cover 36 covers the fastening points to the main frame side covers 3 1 L and 3 1 R at the rear of the front upper cover 35, and is attached to the rear of the front upper cover 35. Since it is engaged, the rear upper force bar 36 covers the fastening points of the rear upper cover 3 5 to the main frame side covers 31 L, 31 R of the rear β with the rear upper force bar 36. In addition, the operation of attaching and detaching the rear upper cover 36 can be facilitated, and the maintenance work can be further facilitated.

By the way, the outer surfaces of the pair of left and right rear side covers 38 L and 38 R are divided into a painting zone Z3 and first and second non-painting zones Z1 and Z2. For this reason, even if the rear side covers 38 L and 38 R do not consist of multiple cover parts, the parts of the rear side covers 38 L and 38 R can be made unpainted to increase the number of parts. This makes it possible to obtain an excellent color effect in terms of design while suppressing costs and reducing costs, and it is possible to make scratches and stains less noticeable. In addition, the classification of the painting zone Z 3 and the non-painting zones Z 1 and Z 2 can be freely changed. The first non-painting zone Z1 is set as a portion located below the front half of the tandem seat 26 in the both side covers 38L, 38R. 8 The lower end of the front part of the R and above the footstep 18 are set as the second non-painting zones Z 2, and the non-painting zones Z 1 and Z 2 have grain patterns 8 6 Is attached.

In other words, the first and second non-painting zones Z 1 and Z 2 are located at the portions where the occupant's feet are easily accessible when getting on and off the vehicle at both yardside covers 38 L and 38 R. The first and second non-painting zones Z 1, Z 2 can be damaged or stained by their non-painting zones Z l, Z 2. The color of 8R is prevented from changing, and scratches and dirt can be made less noticeable.

Furthermore, when getting on and off the tandem seat 26, the occupant's feet can easily hit the outer surface of the front upper power bar 35 on the upper cover 34, but the outer surface of the front upper cover 35 has a grain pattern. It is kept in the unpainted state marked with. For this reason, the color of the front upper cover 35 changes even if the outer surface of the front upper cover 35 is scratched or soiled by feet touching the outer surface of the front upper cover 35. Scratches and dirt can be made less noticeable. Moreover, if the outer surface of the front upper cover 35 becomes scratched or dirty, the front upper power par 35 can be easily removed from both main frame side covers 31L and 31R. The front upper cover 35 can be easily replaced. The embodiments of the present invention have been described above. However, the present invention is not limited to the above embodiments, and various design changes can be made without departing from the present invention described in the claims. It is possible.

For example, in the above embodiment, two non-painting zones Z 1 and Z 2 are set in the lyaside force pars 38 L and 38 R. It may be set to 38 L or 38 R. In the above embodiment, the rear side covers 38L and 38R are made of synthetic resin. However, the rear side covers may be formed of other materials such as a metal plate.

Claims

The scope of the claims

1. An engine unit (E) disposed below the main frame (13) is suspended on a body frame (F) having a main frame (13) extending downward from the head pipe (12). In the motorcycle, both sides of the main frame (13) are covered with a pair of left and right main frame side covers (31L, 31R), and the upper part of the main frame (13) is covered with an upper cover (34). (F), at least a part of the front upper end of the pair of left and right main frame side covers (31L, 31R) is overlapped behind the head pipe (12), and the two main frame side covers (31) are overlapped. 31. A vehicle body cover structure for a motorcycle, wherein a front portion of the upper cover (34) is fastened to an overlapping portion of 31L, 31R).

2. At least a part of the front of the pair of left and right rear side covers (38L, 38R) supported by the body frame (F) covering the rear sides of the body frame (F) below the seat for ride (26). The rear part of the upper cover (34) is fastened to the overlapping part of the two side covers (38L, 38R) by being overlapped below the front part of the riding seat (26). Item 4. The body cover structure for a motorcycle according to item 1.

3. The upper cover (34) comprises a front upper cover (35) and a rear upper cover (35) interconnected so as to be uncoupled, and a rear part of the front upper cover (35) is connected to the front cover (35). The vehicle body cover structure for a motorcycle according to claim 2, wherein the vehicle body cover structure is fastened to a main frame side cover (31L, 31R).

4. The front part of the rear upper cover (36) covers the place where the rear part of the front upper cover (35) is fastened to the main frame side covers (31L, 31R) and the front upper cover (35). The vehicle body cover structure for a motorcycle according to claim 3, wherein the vehicle body cover structure is engaged with a rear portion of the motorcycle.

5. The front upper ends of the main frame side covers (31L, 31R) are aligned to maintain the superimposed state of the main frame side covers (31L, 31R). The vehicle body cover according to claim 1, wherein the vehicle body cover is engaged with each other.

6. The upper cover (34) according to claim 1, wherein an upper portion of the upper portion of the main frame side force pars (31L, 31R) to a fastening portion to the main frame (13) is covered by the upper cover (34). Body cover structure for motorcycles.

7. The outer surfaces of the pair of left and right rear side covers (38L, 38R) supported by the body frame (F) covering the rear sides of the body frame (F) below the passenger seat (26) The body cover structure for a motorcycle according to claim 1, wherein the body cover structure is divided into a Z3) and a non-painting zone (Zl, Z2).

8. A portion of the both side covers (38L, 38R) located below a front half of the riding seat (26) is set as a non-painting zone (Z1). Item 7. A body cover structure for a motorcycle according to Item 7.

9. The vehicle body cover structure for a motorcycle according to claim 7, wherein a front lower end portion of each of the two side covers (38L, 38R) is set to an unpainted zone (Z2).