WO2019065485A1

WO2019065485A1 - Outer cover component structure for saddled vehicles

Info

Publication number: WO2019065485A1
Application number: PCT/JP2018/034995
Authority: WO
Inventors: 裕輝吉冨; 嘉之石栗
Original assignee: 本田技研工業株式会社
Priority date: 2017-09-27
Filing date: 2018-09-21
Publication date: 2019-04-04
Also published as: DE112018005491T5; BR112020005685A2; DE112018005491B4; JP6880212B2; JPWO2019065485A1

Abstract

Provided is an outer cover component structure for saddled vehicles, wherein different flow conditioning effects can be simultaneously obtained by improving the shape of an opening. This outer cover component structure for saddled vehicles comprises: a center cowl (9) for covering a lateral side of a radiator (30) disposed below a head pipe (43) of a two-wheeled motor vehicle (1) and in front of a power unit (P); an under cover (16) for covering a lateral side of an exhaust pipe (15) which is connected to the power unit (P) and which extends downward toward the rear of the vehicle body; and a side cowl (12) mounted to the rear of the center cowl (9). The under cover (16) is connected to the lower end of the center cowl (9), and the connection between the center cowl (9) and the under cover (16) forms an opening (14) therebetween. A partition plate (13) protruding further outward in the vehicle width direction than the center cowl (9) is provided at the lower end of the side cowl (12) to divide the opening (14) into a front opening (14a) and a rear opening (14b).

Description

Exterior parts structure of straddle type vehicle

The present invention relates to an exterior component structure of a saddle-ride type vehicle, and in particular, an exterior component structure of a saddle-ride type vehicle for arbitrarily rectifying traveling wind by exterior components disposed from the front to the side of the saddle-ride type vehicle. About.

2. Description of the Related Art Conventionally, in exterior parts disposed from the front to the side of a straddle-type vehicle, a structure for arbitrarily rectifying traveling wind according to various purposes is known.

According to Patent Document 1, the front end portion of the seat cowl overlaps with the rear end portion of the front cowl in an exterior part having a front cowl covering the front and the side of the motorcycle and a seat cowl disposed below the seat. In this structure, a traveling wind introduced to the inside of the front cowl flows to the rear of the vehicle body through the outside of the seat cowl by providing a groove portion oriented in the front-rear direction of the vehicle body at the front end of the seat cowl. Is disclosed.

Japanese Utility Model Publication No. 62-176089

By the way, the rectification effect required for the exterior component of a saddle-ride type vehicle is diverse, and in addition to actively introducing traveling wind inside the exterior component to cool the engine etc., the inside of the exterior component is appropriately adjusted. It is conceivable to reduce the pressure or quickly discharge the traveling air used for cooling to the rear of the vehicle body. Patent Document 1 has not been considered with regard to simultaneously providing a structure that produces such a different rectification effect to the exterior component.

An object of the present invention is to solve the problems of the prior art and to provide an exterior component structure for a straddle-type vehicle that can simultaneously obtain different rectification effects by devising an opening shape.

In order to achieve the above object, the present invention relates to an exterior component structure of a saddle-ride type vehicle, which is applied to exterior components disposed from the front to the side of a saddle-ride type vehicle (1). A center cowl (9) covering the side of a radiator (30) disposed below and in front of a power source (P), and an exhaust pipe (15) connected to the power source (P) and extending rearward and downward of the vehicle body And a side cowl (12) attached to the rear of the center cowl (9), the under cover (16) being provided at the lower end of the center cowl (9). By connecting the center cowl (9) and the undercover (16), an opening (14) is formed between the two, and the center cowl (12) is provided at its lower end with the center Cars from Kowl (9) A partition plate (13) protruding outward in the direction, and the partition plate (13) is disposed between the center cowl (9) and the undercover (16), whereby the opening ( 14) A first feature is that it is configured to be divided into a front opening (14a) near the center cowl (9) and a rear opening (14b) near the undercover (16) .

The front end of the opening (14) is located behind the radiator (30), and the rear end of the opening (14) is located laterally of the exhaust pipe (15). There is a feature of

Further, the partition plate (13) is elongated in the vertical direction of the vehicle body, and is inclined such that the end in the vehicle width direction outside of the end in the vehicle width direction is located on the rear side of the vehicle body Has the third feature.

The fourth feature is that the rear side of the rear opening (14b) has a shape extending to the rear side of the vehicle so that the exhaust pipe (15) can be seen in a side view of the vehicle. .

Further, a substantially U-shaped notch (16b) is formed at the bottom of the undercover (16) to open toward the rear of the vehicle body so that the bottom of the power source (P) is exposed, The exhaust pipe (15) is disposed at an upper side of the undercover (16) of the undercover (16), offset to one side in the vehicle width direction of the power source (P), and the notch (16b) A fifth feature resides in that the exhaust pipe (15) is shaped so as to largely open to the side where the exhaust pipe (15) is installed.

Further, a sixth feature lies in that a sloped straightening surface (16a) for guiding traveling air in the direction of the exhaust pipe (15) is formed in the undercover (16) at the lower front of the rear opening (14b). There is.

According to the first feature, in the exterior component structure of a saddle-ride type vehicle applied to exterior components disposed from the front to the side of a saddle-ride type vehicle (1), the power source is located below the head pipe (43) The center cowl (9) covering the side of the radiator (30) disposed in front of (P) and the side of the exhaust pipe (15) connected to the power source (P) and extending rearward and downward of the vehicle body The under cover (16) and the side cowl (12) attached to the rear of the center cowl (9) are provided, and the under cover (16) is connected to the lower end of the center cowl (9) An opening (14) is formed between the center cowl (9) and the undercover (16) by connecting the center cowl (9) and the under cover (16), and the center cowl (9) is formed at the lower end of the side cowl (12). Protruding more outward in the vehicle width direction Partition (13) is provided, and the partition (13) is disposed between the center cowl (9) and the undercover (16), whereby the opening (14) is Since the front opening (14a) closer to the center cowl (9) and the rear opening (14b) closer to the undercover (16) are divided, the opening is divided by the partition plate back and forth Thus, the front opening and the rear opening can be configured to produce different rectification effects.

Specifically, part of the traveling wind introduced from the front of the vehicle body is obtained by inclining the partition plate so that the end inward in the vehicle width direction is positioned forward of the vehicle body from the outer end in the vehicle width direction. The air can be discharged from the front opening, and the traveling wind can be introduced from the rear opening. As a result, it is possible to actively discharge the traveling air after cooling the radiator from the front opening and actively introduce the traveling air from the rear opening to efficiently cool the exhaust pipe. In addition, a novel appearance can be obtained by dividing the opening by the partition plate.

According to a second feature, the front end of the opening (14) is located behind the radiator (30) and the rear end of the opening (14) is located laterally of the exhaust pipe (15) Since it is located, it passes through the radiator and discharges the traveling wind coming into contact with the front of the engine and spreading in the vehicle width direction from the front opening, and actively cools the side of the exhaust pipe by the traveling wind introduced from the rear opening. can do.

According to the third feature, the partition plate (13) is elongated in the vertical direction of the vehicle body, and the end in the vehicle width direction outside of the end in the vehicle width direction is located on the vehicle body rear side Therefore, it is possible to obtain the rectifying effect by the partition plate in a wide range in the vertical direction of the vehicle body.

According to the fourth feature, the vehicle rear side of the rear opening (14b) is shaped so as to extend to the rear side of the vehicle so that the exhaust pipe (15) can be seen in a side view of the vehicle. It becomes possible to cool the exhaust pipe efficiently by the traveling wind introduced from the rear side opening. In addition, the appearance of the exhaust pipe enhances the feeling of lightness, and the design of the saddle-ride type vehicle can be enhanced.

According to the fifth feature, a substantially U-shaped notch (16b) is opened at the bottom of the undercover (16) toward the rear side of the vehicle so that the bottom of the power source (P) is exposed. The exhaust pipe (15) is disposed offset to one side in the vehicle width direction of the power source (P) above the vehicle body of the undercover (16). Since the notch (16b) is shaped so as to largely open to the side where the exhaust pipe (15) is wired, the exhaust pipe distributes the traveling air discharged from the under cover to the lower side of the vehicle body. It is possible to increase the cooling efficiency of the exhaust pipe by guiding more to the side where it is searched.

According to the sixth feature, a sloped straightening surface (16a) for guiding the traveling wind in the direction of the exhaust pipe (15) is formed in the undercover (16) at the lower front of the rear opening (14b) Therefore, the traveling wind can be more actively introduced to the rear opening to cool the exhaust pipe efficiently.

FIG. 1 is a left side view of a motorcycle to which an exterior part structure of a straddle-type vehicle according to an embodiment of the present invention is applied. Fig. 2 is a right side view of the motorcycle. 1 is a front view of a motorcycle. It is a right side view showing an opening and its surrounding structure. It is the perspective view seen from the vehicle body rear side which shows an opening and the structure of the periphery of it. FIG. 6 is a cross-sectional view taken along line VI-VI of FIG. 4; FIG. 7 is a cross-sectional view taken along line VII-VII of FIG. 4; FIG. 2 is a bottom view of the motorcycle showing the shape of the undercover.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a left side view of a motorcycle 1 to which an exterior part structure of a straddle-type vehicle according to an embodiment of the present invention is applied. 2 is a right side view of the same, and FIG. 3 is a front view of the same. A vehicle body frame 3 of a motorcycle 1 as a saddle-ride type vehicle has a pair of left and right main pipes extending downward from the head pipe 43 in the rear of the vehicle body. A pair of left and right pivot plates 18 provided with pivots 17 pivotally supporting the swing arm 21 is connected to the lower portion of the main pipe. A steering stem (not shown) is rotatably supported on the head pipe 43, and a top bridge 41 and a bottom bridge 42 for supporting the pair of left and right front forks 11 are fixed to the upper and lower sides of the steering stem. . A steering handle 4 is attached to the top of the top bridge 41.

A front wheel WF is rotatably supported at a lower end portion of the front fork 11. A front fender 10 covering the upper side of the front wheel WF is supported by the front fork 11. Below the vehicle body frame 3, a power unit P in which a 4-cycle 4-cycle engine in parallel and a transmission are integrated is suspended. The swing arm 21 pivotally supported by the pivot 17 is suspended by the rear cushion 27 from the vehicle body frame 3.

The rotational driving force of the power unit P is transmitted to the rear wheel WR via the drive chain 20. A chain cover 31 covering the upper side of the drive chain 20 is attached to the upper portion of the swing arm 21. A radiator 30 for cooling water is disposed below the head pipe 43 and in front of the power unit P, and the combustion gas of the power unit P is collected at four exhaust pipes 15 (15a, 15b, 15c) below the engine. , 15d) to a catalyst device 19 connected to the muffler 32 on the right side in the vehicle width direction.

A fuel tank 2 is disposed on the top of the vehicle body frame 3. At the rear of the fuel tank 2, a seat 26 on which a driver sits is disposed. At the rear of the seat 26, a seat cowl 28 supporting the taillight 24 and the rear fender 23 is attached.

In front of the head pipe 43, a front cowl 7 for supporting the windproof screen 5 and the rearview mirror 6 is disposed. A pair of left and right headlights 8 is attached to the lower part of the front cowl 7, and a pair of left and right center cowls 9 covering the sides of the radiator 30 and the exhaust pipe 15 from the outside in the vehicle width direction of the headlight 8 It extends backward.

An opening is provided below the headlight 8, and the traveling wind introduced from this opening is located in the front inner side of the fuel tank 2 via a pair of left and right air guide ducts 28 (not shown) Introduced to Further, the center cowl 9 has a slit 29 and a constricted portion at the rear of the headlight 8 at the left and right pair, and the left and right air guide ducts 28 bulge out of the vehicle body outward from the slit 29.

An under cover 16 that covers the side of the exhaust pipe 15 is connected to the lower end portion of the center cowl 9. The under cover 16 is formed with a notch that opens on the front side of the vehicle body, and an opening 14 is formed in a connecting portion with the center cowl 9. The exterior part structure of the saddle-ride type vehicle according to the present invention relates to the shape and the structure of the opening 14 and is particularly characterized in that the partition plate 13 gives the opening 14 a desired rectifying effect. The partition plate 13 (dotted portion) is connected to the lower end portion of the side cowl 12 (dotted portion) attached to the rear end portion of the center cowl 9. Each cowl and cover are each formed of a thin plate-like synthetic resin or the like.

Referring to FIG. 3, the radiator 30 is shaped to cover the front of the power unit P, and the open front 9 a of the center cowl 9 on the left and right sides directs the vehicle 30 so that the traveling wind from the front of the vehicle directly strikes the radiator 30. It has a wide shape in the width direction. Four exhaust pipes 15 arranged in the order of No. 1 pipe 15a, No. 2 pipe 15b, No. 3 pipe 15c, No. 4 pipe 15d from the right side in the vehicle width direction are shifted to the right side in the vehicle width direction under the power unit P It is possible to visually recognize from the front of the vehicle body through the opening 14 (14R) on the right side in the vehicle width direction. The openings 14 have the same structure and are provided on the left and right of the vehicle body, but in the present embodiment, the left and

right openings

14R and 14L have slightly different shapes in accordance with the desired rectification effect.

FIG. 4 is a right side view showing the opening 14 and the structure around it. FIG. 5 is a perspective view showing the opening 14 and the structure around it, as viewed from the rear side of the vehicle body. The side cowl 12 attached to the vehicle body rear side of the center cowl 9 is formed of a plate-like member elongated in the vertical direction of the vehicle body whose rigidity is enhanced by the bending structure. Two supporting members 12 a are provided between the rear end of the center cowl 9 and the side cowl 12, and a predetermined gap is formed between the center cowl 9 and the side cowl 12 by the supporting members 12 a. The slit 12b is formed. The slits 12 b have a function of directing and discharging a part of the traveling wind introduced from the open space 9 a formed between the left and right center cowls 9 to the outside of the vehicle body.

On the other hand, in the opening 14 according to the present invention, the opening 14 formed by connecting the center cowl 9 and the under cover 16 is provided with the partition plate 13 projecting outward in the vehicle width direction from the center cowl 9. It is characterized in that the opening 14 is divided back and forth.

More specifically, the under cover 16 is fixed to the lower end of the center cowl 9, but by attaching the side cowl 12 to the rear of the center cowl 9, the lower end of the center cowl 9 forming one side of the opening 14 Thus, the opening 14 is divided into the front opening 14 a on the center cowl 9 side and the rear opening 14 b on the under cover 16 side. According to this partition plate 13 (13R), it becomes possible to constitute so that a different rectification effect may arise in front side opening 14a and back side opening 14b.

Specifically, part of the traveling wind introduced from the front of the vehicle body is formed by inclining the partition plate 13 so that the end inward in the vehicle width direction is located forward of the vehicle body from the outside end in the vehicle width direction. Can be discharged from the front opening 14a, and traveling wind from the front of the vehicle body can be introduced from the rear opening 14b. Thus, the traveling air after cooling the radiator 30 can be actively discharged from the front opening 14a, and the traveling air can be actively introduced from the rear opening 14b to cool the exhaust pipe 15 efficiently. Become.

Further, by dividing the opening 14 by the partition plate 13, a novel appearance can be obtained. The side cowls 12 and the partition plates 13 (13R, 13L) on the left and right sides in the vehicle width direction can be symmetrical to each other, but in the present embodiment, the vehicle rear side of the rear opening 14b on the right side in the vehicle width direction The exhaust pipe 15 is shaped so as to extend to the rear side of the vehicle body so that the exhaust pipe 15 looks like an external appearance, thereby efficiently cooling the exhaust pipe 15 by the traveling wind introduced from the rear opening 14b The sense of lightness is enhanced by causing the motorcycle 1 to be designed, and the design of the motorcycle 1 is also enhanced.

Further, the front end portion (the front end portion of the front opening 14a) of the opening 14 is located at the rear of the radiator 30, so that the traveling wind coming into contact with the front of the power unit P after passing the radiator 30 and spreading in the vehicle width direction is the front opening 14a The rear end portion of the opening 14 (the rear end portion of the rear opening 14b) is positioned to the side of the exhaust pipe 15, so that the exhaust air is introduced by the traveling wind introduced from the rear opening 14b. It is possible to cool 15 sides actively.

Further, a sloped straightening surface 16a for guiding the traveling wind in the direction of the exhaust pipe 15 is formed in the lower front cover 16 at the front lower portion of the rear opening 14b. As a result, the traveling wind can be more actively guided to the rear opening 14b, and the exhaust pipe 15 can be cooled more efficiently. In the present embodiment, the same inclined straightening surface 16 a is also formed on the undercover 16 on the right side in the vehicle width direction. The side cowl 12 and the partition plate 13 may be separate parts.

6 is a cross-sectional view taken along line VI-VI of FIG. 7 is a cross-sectional view taken along line VII-VII in FIG. In the cross sectional position of FIG. 6, the opening dimensions of the left and right openings 14 (14R, 14L) are substantially the same, but in the cross sectional position of FIG. It is apparent that the size of the rear opening 14b is enlarged.

The partition plate 13 is inclined such that the inner end in the vehicle width direction is positioned forward of the outer end in the vehicle width direction so that the traveling wind W1 introduced from the opening 9a of the center cowl 9 is open on the front side. While discharging | emitting from 14a, the driving wind W2 is actively introduce | transduced from the back side opening 14b, and the effect of cooling the exhaust pipe 15 is exhibited. The outer end of the partition plate 13 in the vehicle width direction is curved toward the rear side of the vehicle body, so that entrainment of the traveling wind is prevented from occurring outside the partition plate 13 and the appearance of the partition plate 13 is enhanced. ing. Further, since the partition plate 13 has a long shape in the vertical direction of the vehicle body, it is possible to obtain the rectifying effect by the partition plate 13 in a wide range in the vertical direction of the vehicle body.

FIG. 8 is a bottom view of the motorcycle 1 showing the shape of the undercover 16. At the bottom of the undercover 16, a substantially U-shaped notch 16b is formed which opens toward the rear of the vehicle body so that an oil pan Pf provided at the bottom of the power unit P is exposed. Further, as described above, the four exhaust pipes 15 are arranged offset to the right in the vehicle width direction so as to avoid the oil pan Pf. The notch 16 b of the undercover 16 is shaped so as to open largely on the right side in the vehicle width direction in accordance with the layout of the exhaust pipe 15. As a result, the cooling efficiency of the exhaust pipe 15 is enhanced by guiding the traveling air discharged downward from the vehicle body from the notch 16b of the undercover 16 more to the side where the exhaust pipe 15 is wired.

As described above, according to the exterior part structure of the straddle-type vehicle according to the present invention, the center cowl 9 covering the side of the radiator 30 disposed below the head pipe 43 and in front of the power unit P; And a side cowl 12 attached to the rear of the center cowl 9, the under cover 16 being connected to the lower end of the center cowl 9 An opening 14 is formed between the center cowl 9 and the under cover 16 by connecting the center cowl 9 and the under cover 16, and a partition plate 13 is provided at the lower end of the side cowl 12 and protrudes outward in the vehicle width direction from the center cowl 9. And the partition plate 13 is disposed between the center cowl 9 and the undercover 16 so that the opening 14 is closer to the center cowl 9 and the front opening 14a. Because the rear opening 14b near the undercover 16 is divided, the front opening 14a and the rear opening 14b have different rectification effects by dividing the opening 14 back and forth by the partition plate 13. It can be configured to occur.

The type and number of engine cylinders of the power unit, the shape of the frame and radiator, the layout of the exhaust pipe, the shape and structure of the center cowl and undercover, the shape and structure of the side cowl and partition, the shape of the front opening and rear opening and The arrangement and the like are not limited to the above embodiment, and various modifications are possible. The exterior component structure of the straddle-type vehicle according to the present invention is not limited to a motorcycle, and can be applied to straddle-type vehicles such as three-wheeled vehicles and four-wheeled vehicles.

DESCRIPTION OF SYMBOLS 1 motorcycle (saddle type vehicle) 9 center cowl 9a opening opening 12 side cowl 13 partition plate 14 opening 14a front opening 14b rear opening 15 (15a,

15a

15b, 15c, 15d) ... exhaust pipe, 16 ... undercover, 16a ... inclined straight surface, 16b ... notch, 30 ... radiator, 43 ... head pipe, P ... power unit (power source)

Claims

In an exterior part structure of a saddle-ride type vehicle applied to exterior parts disposed from the front to the side of a saddle-ride type vehicle (1),
A center cowl (9) covering the side of a radiator (30) disposed below the head pipe (43) and in front of the power source (P);
An undercover (16) which is connected to the power source (P) and covers a side of an exhaust pipe (15) extending rearward and downward of the vehicle body;
And a side cowl (12) attached to the rear of the center cowl (9);
The under cover (16) is connected to the lower end of the center cowl (9),
By connecting the center cowl (9) and the undercover (16), an opening (14) is formed between them.
At a lower end portion of the side cowl (12), a partition plate (13) is provided which protrudes outward in the vehicle width direction from the center cowl (9),
When the partition plate (13) is disposed between the center cowl (9) and the undercover (16), the opening (14) is a front side opening (14a) closer to the center cowl (9). And a rear opening (14b) near the undercover (16).
The front end of the opening (14) is located behind the radiator (30),
The exterior part structure of a saddle-ride type vehicle according to claim 1, wherein a rear end portion of the opening (14) is located on a side of the exhaust pipe (15).
The partition plate (13) has a shape elongated in the vertical direction of the vehicle body, and is inclined such that the end in the vehicle width direction outside of the end in the vehicle width direction is located on the rear side of the vehicle body The exterior part structure of a straddle-type vehicle according to claim 1 or 2.
The vehicle rear side of the rear opening (14b) is shaped so as to extend to the rear side of the vehicle so that the exhaust pipe (15) can be seen in a side view of the vehicle. The exterior part structure of the straddle-type vehicle according to any one of the above.
A substantially U-shaped notch (16b) is formed at the bottom of the undercover (16) to open toward the rear of the vehicle body so that the bottom of the power source (P) is exposed,
The exhaust pipe (15) is disposed at an upper side of the under cover (16) of the under cover (16), offset to one side in the vehicle width direction of the power source (P),
The straddle-type vehicle according to any one of claims 1 to 4, wherein the notch (16b) is shaped so as to largely open to the side where the exhaust pipe (15) is installed. Exterior parts structure.
The undercover (16) at the lower front of the rear opening (14b) is provided with a sloped straightening surface (16a) for guiding the traveling wind in the direction of the exhaust pipe (15). The exterior part structure of the straddle-type vehicle according to any one of 5.