WO2015071937A1 - Véhicule à selle - Google Patents

Véhicule à selle Download PDF

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Publication number
WO2015071937A1
WO2015071937A1 PCT/JP2013/006733 JP2013006733W WO2015071937A1 WO 2015071937 A1 WO2015071937 A1 WO 2015071937A1 JP 2013006733 W JP2013006733 W JP 2013006733W WO 2015071937 A1 WO2015071937 A1 WO 2015071937A1
Authority
WO
WIPO (PCT)
Prior art keywords
inclined surface
vehicle body
right direction
type vehicle
straddle
Prior art date
Application number
PCT/JP2013/006733
Other languages
English (en)
Japanese (ja)
Inventor
真司 山田
匠 植本
Original Assignee
川崎重工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 川崎重工業株式会社 filed Critical 川崎重工業株式会社
Priority to JP2015547289A priority Critical patent/JP6166788B2/ja
Priority to PCT/JP2013/006733 priority patent/WO2015071937A1/fr
Publication of WO2015071937A1 publication Critical patent/WO2015071937A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J17/00—Weather guards for riders; Fairings or stream-lining parts not otherwise provided for
    • B62J17/02—Weather guards for riders; Fairings or stream-lining parts not otherwise provided for shielding only the rider's front
    • B62J17/04—Windscreens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J17/00—Weather guards for riders; Fairings or stream-lining parts not otherwise provided for
    • B62J17/02—Weather guards for riders; Fairings or stream-lining parts not otherwise provided for shielding only the rider's front

Definitions

  • the present invention relates to a straddle-type vehicle having a front cowl.
  • a front cowl is provided so as to cover the vehicle body from the front to the side of the upper end of the front fork.
  • the present invention has been made to solve the above-described problems, and an object thereof is to provide a straddle-type vehicle capable of improving high-speed running stability.
  • a saddle-ride type vehicle includes a front cowl that has an inclined surface that is inclined so as to become higher toward the rear, and covers the vehicle body above the front fender. Both ends of the inclined surface in the left-right direction are disposed outside the front fender.
  • the downforce acting on the front cowl can be increased, so that high-speed running stability can be improved.
  • FIG. 1 is a front view illustrating a configuration of a saddle riding type vehicle according to an embodiment. It is a front view which shows the structure of the left half of a front cowl. It is a fragmentary perspective view which shows the structure of the inclined surface and level
  • the side cowls 16a and 16b move outward in the vehicle width direction and incline as they advance from the front end to the rear end, thereby deflecting the traveling wind toward the driver's legs.
  • the rear ends of the side cowls 16a and 16b are located in the vicinity of the radiator core 22a.
  • the traveling wind that has passed through the radiator core 22a flows deviating backward and downward in the vehicle width direction without interfering with the side cowls 16a, 16b.
  • the side cowls 16a and 16b have a wind guide function for guiding the running wind to the radiator core 22a.
  • the inner surfaces of the side cowls 16a and 16b in the vehicle width direction are disposed so as to extend forward from the radiator core 22a.
  • the upper portion of the space between the left side cowl 16a and the right side cowl 16b is closed by the headlamp 55, the front cowl 14, and the like. Further, an opening is formed between the pair of left and right side cowls 16a and 16b so that traveling wind can be introduced, and the radiator core 22a is disposed between the side cowls 16a and 16b and behind the front end portions of the side cowls 16a and 16b. Is done.
  • the traveling wind guided between the side cowls 16a and 16b and rearward from the front ends of the side cowls 16a and 16b is prevented from escaping to the outside in the vehicle width direction and is guided to the radiator core 22a.
  • the downforce is generated to increase the ground load of the front wheel 26, thereby increasing the driving force and braking force applied from the front wheel 26 to the road surface. It is possible to improve the running performance.
  • FIG. 1 is a plan view showing a configuration of a saddle riding type vehicle 10 according to the embodiment.
  • FIG. 2 is a front view showing the configuration of the saddle riding type vehicle 10.
  • FIG. 3 is a front view showing the configuration of the left half of the front cowl 14.
  • the saddle riding type vehicle 10 of the present embodiment is a motorcycle, and receives traveling wind from the front during traveling.
  • the saddle riding type vehicle 10 includes a vehicle body 12, a front cowl 14 that covers a front portion of the vehicle body 12 from above, and a pair of left and right side cowls 16a and 16b that covers the vehicle body 12 from the side. ing.
  • the vehicle body 12 includes a vehicle body frame 18, an engine 20 mounted on the vehicle body frame 18, and a cooling device 22 that cools the engine 20.
  • the cooling device 22 has a radiator core 22a for exchanging heat between the coolant that has taken heat from the engine 20 and the traveling wind.
  • the radiator core 22a is disposed in front of the engine 20 so that the surface receiving the traveling wind faces forward.
  • the vehicle body 12 includes a pair of left and right front forks 24a and 24b provided at the front portion of the body frame 18 (FIG. 1), a front wheel 26 supported by the front forks 24a and 24b, A swing arm (not shown) provided at the rear portion of the vehicle body frame 18 (FIG. 1), a rear wheel 28 supported by the swing arm, and a front fender 30 are provided.
  • the front fender 30 is disposed between the pair of left and right front forks 24a and 24b so as to cover the front wheel 26 from above.
  • the front fender 30 is provided with a pair of left and right support portions 32a and 32b, and these support portions 32a and 32b are attached to the front forks 24a and 24b, respectively.
  • the vehicle body 12 includes a steering handle 34, a fuel tank 36 provided behind the steering handle 34, and a seat 38 provided behind the fuel tank 36.
  • the steering handle 34 is provided with a pair of left and right grips 40a and 40b. The driver holds the grips 40 a and 40 b across the seat 38 and operates the steering handle 34.
  • the front cowl 14 is disposed so as to cover the vehicle body 12 above the front fender 30 and in front of the upper ends of the front forks 24a and 24b.
  • the front cowl 14 includes a pair of left and right shield support portions 44a and 44b that support the windshield 42, and a pair of left and right first inclined portions 46a and 46b formed outside the shield support portions 44a and 44b in the left and right direction, Between the pair of left and right second inclined portions 48a and 48b formed outside the first inclined portions 46a and 46b in the left and right direction and the pair of left and right first inclined portions 46a and 46b, in front of the windshield 42 And a third inclined portion 50 formed on the outer periphery.
  • the left side mirror 52a is attached to the left first inclined portion 46a
  • the right side mirror 52b is attached to the right first inclined portion 46b.
  • each of the first inclined portions 46 a and 46 b, the second inclined portions 48 a and 48 b, and the third inclined portion 50 of the front cowl 14 becomes higher as it goes rearward along the front-rear direction. It is a part which comprises the inclined surface 70 which inclines to.
  • the inclined surface 70 is formed at an inclination angle smaller than the inclination angle of the windshield 42 with respect to the horizontal plane.
  • the inclined surface 70 is preferably formed flat with respect to the vehicle width direction in order to prevent the traveling wind flowing along the inclined surface 70 from being guided outward in the vehicle width direction.
  • the inclined surface 70 is preferably formed so that the amount of inclination that inclines in the front-rear direction decreases from the inner side in the vehicle width direction to the outer side in the vehicle width direction.
  • the inclined surface 70 is formed such that an inclination amount (angle) per unit distance that is inclined upward as it goes rearward is larger than an inclination amount (angle) per unit distance that is inclined downward as it goes outward in the vehicle width direction. Is done. Thereby, it can suppress that the driving
  • the pair of left and right shield support portions 44a, 44b protrude upward from the inclined surface 70 and extend substantially in the front-rear direction.
  • the traveling wind can be guided backward while preventing the traveling wind from deviating inward in the vehicle width direction.
  • a boundary line G between the windshield 42 and the front cowl 14 is formed in a V shape or a U shape opened rearward in a plan view.
  • a front end edge of the windshield 42 is connected to a rear end edge of the third inclined portion 50, and left and right side edges of the windshield 42 are connected to a pair of left and right shield support portions 44a and 44b.
  • the cross section perpendicular to the front-rear direction of the windshield 42 is curved so that the central portion in the left-right direction protrudes upward with respect to both end portions in the left-right direction, or becomes lower from the center portion in the left-right direction toward both ends in the left-right direction. It is formed into a shape.
  • the inclined surfaces 70 are also formed on both sides of the windshield 42 in the vehicle width direction, whereby the vertical dimension of the inclined surface 70 can be increased to increase the area thereof, and the generated downforce can be increased. .
  • a smooth first inclined surface 47 is formed on the upper surface of the first inclined portion 46 a of the front cowl 14, which is inclined so as to increase toward the rear.
  • a smooth second inclined surface 49 is formed on the upper surface of the second inclined portion 48a. The second inclined surface 49 is inclined so as to become lower toward the outer side in the left-right direction and to become higher toward the rear.
  • a smooth third inclined surface 51 that is inclined so as to become higher toward the rear is formed.
  • the left half inclined surface 70 a of the front cowl 14 is constituted by the first inclined surface 47, the second inclined surface 49, and the left half of the third inclined surface 51.
  • the second inclined surfaces 49 are arranged on both the left and right sides of the headlamp 55 when viewed from the front. Since the rear edge angle of the front edge portion of the second inclined surface 49 with respect to the horizontal plane becomes smaller from the inner side to the outer side in the vehicle width direction, the running resistance can be reduced.
  • a first protrusion 56 extending substantially in the front-rear direction is formed at the boundary between the first inclined surface 47 and the second inclined surface 49.
  • a second protrusion 58 extending substantially in the front-rear direction is formed at the boundary between the first inclined surface 47 and the third inclined surface 51 so as to be continuous with the shield support portion 44a in the front-rear direction.
  • the 1st protrusion 56 and the 2nd protrusion 58 are arrange
  • the first protrusion 56 is a linear protrusion having a semicircular cross section, and is increased by the first protrusion 56 from the inner side in the left-right direction of the vehicle body 12 (FIG.
  • the second protrusion 58 is a linear protrusion having a triangular cross section.
  • the second protrusion 58 increases from the inner side in the left-right direction of the vehicle body 12 (FIG. 2) toward the outer side, and is An inner stepped portion 58a extending in the direction and an outer stepped portion 58b extending from the outer side in the left-right direction toward the inner side and extending in the front-rear direction are configured.
  • stepped portions 56a, 56b, 58a, 58b can guide the traveling wind backward.
  • the first protrusion 56 located on the outer side in the left-right direction among the first protrusion 56 and the second protrusion 58 is more lateral than the pair of front forks 24 a and 24 b from the front end to the rear end. It is arranged outside. Thereby, the inclined surface 70 can be made wide and the downward force by driving
  • a plurality of protrusions 56 and 58 are arranged at intervals in the left-right direction, and more preferably, two or more sets are arranged on both sides in the vehicle width direction with respect to the center in the vehicle width direction, so that the traveling wind flows in the left-right direction from the inclined surface 70 Deviation from both sides is suppressed, and traveling wind can flow along the inclined surface 70.
  • the number of ridges formed on one side of the front cowl 14 in the vehicle width direction may be one or three or more, and these ridges may be omitted.
  • the cross-sectional shape of the ridge is not limited to a semicircular shape or a triangular shape, and may be a square shape or an inverted L shape.
  • the side mirror 52a has a base 60a, a mirror stay 60b, a mirror housing 60c, and a mirror (not shown) housed in the mirror housing 60c.
  • a seat portion 62 for placing the base portion 60a of the side mirror 52a is formed on a portion of the upper surface of the first inclined portion 46a located behind the front end portion 14b of the front cowl 14.
  • the seat portion 62 has a hole, and the base portion 60a is attached to an attachment portion disposed on the back side of the front cowl 14 by a fitting (bolt or the like) inserted through the hole. It has been.
  • an opening 54 a is formed below the first inclined portion 46 a and the second inclined portion 48 a in the front end portion 14 b of the front cowl 14.
  • a ram duct 64 is disposed below the left first inclined portion 46a, and the ram duct 64 is connected to the left opening 54a.
  • the air taken into the ram duct 64 from the opening 54a is supplied to the engine 20 (FIG. 1) through an air cleaner (not shown).
  • the ram duct 64 may be connected to the right opening 54b (FIG. 2) or may be disposed below the right first inclined portion 46b (FIG. 2).
  • the right half of the front cowl 14 is formed symmetrically with respect to the left half, so that a pair of left and right inclined surfaces 70a (FIG. 3) is formed on the upper surface 14a of the front cowl 14. Only one side is shown in FIG.
  • the inclined surface 70 is formed in a tapered shape (for example, V-shaped or U-shaped) such that the left-right dimension decreases toward the front and the left-right dimension increases toward the rear. Has been.
  • the inclined surface 70 is formed outside the boundary line G between the front cowl 14 and the windshield 42 on both sides in the left-right direction.
  • the cross section perpendicular to the front-rear direction of the inclined surface 70 has a shape that is curved so as to become lower from the center in the left-right direction toward both ends in the left-right direction, or from the center in the left-right direction to both ends in the left-right direction. It is formed in a straight line inclined so as to become lower as it goes.
  • the curvature of the inclined surface 70 is set to be smaller than the curvature of the windshield 42.
  • the inclination angle of the inclined surface 70 with respect to the horizontal plane is set smaller than the inclination angle of the windshield 42.
  • the left and right outer edges 72a and 72b of the inclined surface 70 that is, the left and right outer edges 72a of the pair of left and right second inclined surfaces 49 (only one of them is shown in FIG. 3).
  • 72b is formed to extend rearward from the left and right outer portions of the openings 54a and 54b, respectively, from the front fender 30 and the pair of left and right front forks 24a and 24b from the front end to the rear end. Is also arranged outside in the left-right direction.
  • One end 74a and the other end 74b of the inclined surface 70 in the left-right direction are located at the rear ends of the one side edge 72a and the other side edge 72b, respectively.
  • both the left and right inner edges 73a and 73b of the inclined surface 70 are arranged from the front end to the rear end. It is arranged on the outer side in the left-right direction than the front fender 30.
  • a vehicle body side surface 53 that extends in the front-rear direction along a substantially vertical line is formed on the front cowl 14 on the outer side in the vehicle width direction of the inclined surface 70.
  • the inclined surface 70 and the vehicle body side surface 53 of the front cowl 14 are connected to each other at a predetermined angle, and the vehicle body side surface 53 is provided by bending from the inclined surface 70. As compared with the case where the are connected smoothly, the dimension in the vehicle width direction of the inclined surface 70 can be increased.
  • the interval between both ends 74a, 74b of the inclined surface 70 in the left-right direction is W0
  • the left-right dimension of the front fender 30 is W1
  • the left-right dimension of the pair of left and right front forks 24a, 24b is W2.
  • the horizontal dimension of the radiator core 22a is W3
  • the relationship of W0> W3> W2> W1 is established.
  • the horizontal dimension of the windshield 42 is W4
  • the horizontal dimension between the outermost portions of the pair of left and right side mirrors 52a and 52b is W5
  • the horizontal dimension between the pair of left and right grips 40a and 40b is W6,
  • the relationship of W0> W6> W5> W4 is established.
  • the left-right dimension W4 of the windshield 42 is larger than the left-right dimension W3 of the radiator core 22a. Therefore, the relationship of W0> W6> W5> W4> W3> W2> W1 is established. That is, in this embodiment, both ends 74a and 74b of the inclined surface 70 in the left-right direction are the bases of the front fender 30, the front forks 24a and 24b, the radiator core 22a, the windshield 42, the side mirrors 52a and 52b, and the grips 40a and 40b. It arrange
  • the 2nd inclined surface 49 (refer FIG. 3) is arrange
  • the maximum dimension of the inclined surface 70 in the left-right direction coincides with the interval W0 between both ends 74a, 74b of the inclined surface 70, and is larger than at least one of the above-described left-right dimensions W1-W6. Since it is large (in this embodiment, larger than any of the horizontal dimensions W1 to W6), a large area of the inclined surface 70 can be secured. Thereby, a big down force can be generated in the inclined surface 70, and high-speed driving
  • the first protrusions 56 constituting the step portions 56a and 56b are disposed on the outer side in the left-right direction from the front end to the rear end, so that the inclined surface 70
  • the horizontal dimension can be increased, and a large downforce can be generated on the inclined surface 70.
  • the inclined surface 70 is formed outside the boundary line G between the front cowl 14 and the windshield 42 on both sides in the left-right direction. Further, the left-right dimension W7 of the portion of the inclined surface 70 located on the front side of the windshield 42 is set to be larger than the left-right dimension W4 of the windshield 42. Accordingly, it is possible to generate a large downforce on the inclined surface 70 while preventing the wind from traveling by the windshield 42.
  • the inclined surface 70 is formed in a tapered shape such that the lateral dimension decreases toward the front and the lateral dimension increases toward the rear. A large downforce can be generated.
  • the step portions 56a and 58a that are increased from the inner side in the left-right direction to the outer side are formed by the protrusions 56 and 58.
  • a step portion has a difference in height on the inclined surface 70.
  • You may comprise by.
  • the outer portion 80 of the inclined surface 70 in the left-right direction is formed higher than the inner portion 82, and a stepped portion 84 that is higher from the inside toward the outside is formed at the boundary between these portions. May be.
  • the front cowl 14 may not be equipped with the mirror stays 60a and 60b.
  • the front cowl 14 may not have openings 54a and 54b, and may have openings on only one of the left and right sides.
  • the straddle-type vehicle according to the present invention can be applied to a straddle-type three-wheel vehicle, a four-wheel vehicle, or the like in addition to the motorcycle shown in the above-described embodiment.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

Un véhicule à selle (10) est pourvu de ce qui suit : un capot avant (14) qui a des surfaces inclinées (70) à élévation inclinée vers l'arrière qui recouvrent la carrosserie du véhicule (12) au-dessus d'un garde boue avant (30). Les deux extrémités (74a, 74b) des surfaces inclinées (70) dans la direction gauche-droite de la carrosserie de véhicule (12) se situent à l'extérieur du garde boue avant (30).
PCT/JP2013/006733 2013-11-15 2013-11-15 Véhicule à selle WO2015071937A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015547289A JP6166788B2 (ja) 2013-11-15 2013-11-15 自動二輪車
PCT/JP2013/006733 WO2015071937A1 (fr) 2013-11-15 2013-11-15 Véhicule à selle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2013/006733 WO2015071937A1 (fr) 2013-11-15 2013-11-15 Véhicule à selle

Publications (1)

Publication Number Publication Date
WO2015071937A1 true WO2015071937A1 (fr) 2015-05-21

Family

ID=53056909

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/006733 WO2015071937A1 (fr) 2013-11-15 2013-11-15 Véhicule à selle

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JP (1) JP6166788B2 (fr)
WO (1) WO2015071937A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020040521A (ja) * 2018-09-11 2020-03-19 川崎重工業株式会社 鞍乗型車両のカバー構造

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50152448A (fr) * 1974-05-02 1975-12-08
JP2006281949A (ja) * 2005-03-31 2006-10-19 Honda Motor Co Ltd 車輌のカウル構造
JP2008189178A (ja) * 2007-02-06 2008-08-21 Honda Motor Co Ltd 風防装置
WO2009038055A1 (fr) * 2007-09-18 2009-03-26 Yamaha Hatsudoki Kabushiki Kaisha Véhicule à deux roues

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50152448A (fr) * 1974-05-02 1975-12-08
JP2006281949A (ja) * 2005-03-31 2006-10-19 Honda Motor Co Ltd 車輌のカウル構造
JP2008189178A (ja) * 2007-02-06 2008-08-21 Honda Motor Co Ltd 風防装置
WO2009038055A1 (fr) * 2007-09-18 2009-03-26 Yamaha Hatsudoki Kabushiki Kaisha Véhicule à deux roues

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020040521A (ja) * 2018-09-11 2020-03-19 川崎重工業株式会社 鞍乗型車両のカバー構造
JP7360788B2 (ja) 2018-09-11 2023-10-13 カワサキモータース株式会社 鞍乗型車両のカバー構造

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JPWO2015071937A1 (ja) 2017-03-09
JP6166788B2 (ja) 2017-07-19

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