WO2022209833A1 - Véhicule du type à selle et dispositif de purification d'admission - Google Patents

Véhicule du type à selle et dispositif de purification d'admission Download PDF

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Publication number
WO2022209833A1
WO2022209833A1 PCT/JP2022/011412 JP2022011412W WO2022209833A1 WO 2022209833 A1 WO2022209833 A1 WO 2022209833A1 JP 2022011412 W JP2022011412 W JP 2022011412W WO 2022209833 A1 WO2022209833 A1 WO 2022209833A1
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WO
WIPO (PCT)
Prior art keywords
outside air
guide member
air guide
duct
vehicle body
Prior art date
Application number
PCT/JP2022/011412
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English (en)
Japanese (ja)
Inventor
弘志 間平
政彦 河野
貴明 橋本
Original Assignee
本田技研工業株式会社
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 本田技研工業株式会社 filed Critical 本田技研工業株式会社
Priority to JP2023510878A priority Critical patent/JP7443623B2/ja
Publication of WO2022209833A1 publication Critical patent/WO2022209833A1/fr

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    • 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
    • B62J40/00—Arrangements of air cleaners specially adapted for cycles
    • B62J40/10—Arrangements of air cleaners specially adapted for cycles characterised by air duct arrangements
    • 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
    • B62J50/00—Arrangements specially adapted for use on cycles not provided for in main groups B62J1/00 - B62J45/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/024—Air cleaners using filters, e.g. moistened

Definitions

  • the present invention relates to a saddle-ride type vehicle and an intake purification device.
  • a vehicle such as a saddle type vehicle has an air cleaner box that has an air cleaner element that divides the inside into a dirty side and a clean side, and an intake duct that introduces outside air into the dirty side. It is installed (for example, see Patent Document 1).
  • the intake purification device draws in air from the upstream end of the intake duct, but it is difficult to draw air into the intake duct in the vicinity of the upstream end due to the influence of running wind and the effects of parts arranged therearound. can be.
  • an intake purification device is installed in a saddle-riding type vehicle, if the intake efficiency decreases, the response of the engine will be delayed especially in the low speed range of the engine, and the drivability will be impaired.
  • the present invention has been made in view of the circumstances described above, and aims to improve air intake efficiency and to facilitate support of parts that contribute to the improvement of air intake efficiency while being less susceptible to the effects of vertical vibrations of the vehicle body.
  • an air cleaner box supported by a vehicle body frame and having an interior divided into a dirty side and a clean side by an air cleaner element, and an intake duct extending from the dirty side to the outside of the air cleaner box. and an outside air guide member facing the duct entrance of the air intake duct and having a concave surface for guiding surrounding outside air to the duct entrance, wherein the vehicle body frame has right and left sides of the outside air guide member.
  • the upper part of the outside air guide member is supported by the cross frame, and the lower part of the outside air guide member is below the cross frame. It is fixed to a predetermined part arranged in the body with a fixture from the front-rear direction of the vehicle body.
  • An outside air guide member facing a duct inlet of an intake duct and having a concave surface for guiding surrounding outside air to the duct inlet is provided, an upper portion of the outside air guide member being supported by a cross frame, and a lower portion of the outside air guide member being supported by a cross frame. Since it is fixed to a predetermined part arranged below the cross frame by a fixture from the longitudinal direction of the vehicle body, the air intake efficiency is improved, and the external air guide member contributing to the improvement of the intake efficiency is mounted above and below the vehicle body. It is less likely to be affected by vibrations and is easier to support.
  • FIG. 1 is a left side view of a motorcycle according to an embodiment of the invention.
  • FIG. 2 is a diagram showing an air intake device of a motorcycle together with its peripheral configuration.
  • FIG. 3 is a top view of the air intake duct and the external air guide member together with the peripheral configuration.
  • FIG. 4 is a diagram showing the outside air guide member together with its peripheral configuration from obliquely above.
  • FIG. 5 is a diagram showing the outer guide part together with the peripheral structure from the rear side.
  • FIG. 6 is a diagram showing the outer guide portion together with the peripheral configuration from the front of the vehicle body.
  • FIG. 1 is a left side view of a motorcycle 1 according to an embodiment of the invention.
  • a motorcycle 1 has an engine 11 as a power unit supported on a body frame 10 , a front fork 12 steerably supporting a front wheel 2 steerably supported at the front end of the body frame 10 , and a swing arm supporting a rear wheel 3 .
  • a vehicle 13 is provided on the rear side of the vehicle body frame 10 .
  • the motorcycle 1 is a saddle type vehicle in which an occupant straddles an occupant seat 14 (hereinafter referred to as a seat 14).
  • the motorcycle 1 includes a pair of left and right side covers 15 covering the vehicle body such as the vehicle body frame 10 .
  • a steering handle 27 is provided at the upper end of the front fork 12 .
  • the body frame 10 has a pair of right and left seat frames 18 behind the engine 11 that extend in the front-rear direction and support the seat 14 from below.
  • a fuel tank 23 is provided above the engine 11 and between the front fork 12 and the seat 14 in the longitudinal direction of the vehicle.
  • the engine 11 includes a crankcase 21 and a cylinder portion 22 extending upward from the upper surface of the front portion of the crankcase 21 .
  • An intake device 25 that supplies air to the cylinder portion 22 is arranged behind the cylinder portion 22 and below the fuel tank 23 .
  • the motorcycle 1 includes a rear fender 44 that covers the space between the left and right seat frames 18 from below.
  • the rear fender 44 is a plate-shaped member that extends rearward and upward along the seat frame 18 when viewed from the side of the vehicle, and is positioned above the rear wheel 3 .
  • the rear fender 44 is an exterior component exposed to the outside of the motorcycle 1 .
  • FIG. 2 is a diagram showing the intake device 25 together with its peripheral configuration.
  • the intake device 25 includes an intake purification device 30 .
  • the intake purifying device 30 includes an air cleaner box 35, an intake duct 38 that takes in outside air into the air cleaner box 35, a connecting pipe 39 that connects the air cleaner box 35 to a throttle body (not shown), and guides the outside air to the intake duct 38.
  • An outside air guide member 40 is provided.
  • the air cleaner box 35 is formed in a box shape arranged between the left and right seat frames 18 and below the fuel tank 23 .
  • the air cleaner box 35 is divided inside into a dirty side 35D and a clean side 35C by an air cleaner element 35A.
  • the air cleaner element 35A is a part that purifies the air, has a rectangular plate shape, and is arranged in a rearwardly inclined posture with respect to the vertical direction when viewed from the side of the vehicle body.
  • the dirty side 35D is a space for storing air before passing through the air cleaner element 35A, and is provided in the lower rear portion of the air cleaner box 35.
  • the clean side 35 ⁇ /b>C is a space for accumulating air that has been purified by passing through the air cleaner element 35 ⁇ /b>A, and is provided in the upper front portion of the air cleaner box 35 .
  • the connection pipe 39 penetrates the front surface of the air cleaner box 35 from inside the clean side 35C and extends forward of the vehicle body.
  • the air intake duct 38 extends from the dirty side 35D toward the rear of the vehicle body, has a duct inlet 38A at the extended end, and communicates the dirty side 35D with the outside space.
  • the duct inlet 38A constitutes the upstream end of the intake duct 38 in the air flow, and takes in surrounding air (outside air) from the duct inlet 38A.
  • FIG. 3 is a top view of the air intake duct 38 and the external air guide member 40 together with their peripheral structures.
  • FIG. 4 is a diagram showing the outside air guide member 40 together with its peripheral configuration from obliquely above.
  • the intake duct 38 is a tubular component that extends rearward through the space below the seat 14 and above the rear fender 44 .
  • the air intake duct 38 is positioned between the left and right seat frames 18 and extends linearly along the longitudinal direction of the vehicle body when viewed from the top of the vehicle body.
  • This configuration includes an outer guide portion 38B that is arranged in the region of the outer circumference of the duct entrance 38A.
  • FIG. 5 is a view showing the outer guide portion 38B together with its peripheral configuration from the rear side (rear side of the vehicle body).
  • the outer guide portion 38B has a shape extending around (periphery) the duct inlet 38A, and has a concave surface 38M extending along the circumference of the duct inlet 38A on the back side.
  • Outside air around 38A is guided towards duct inlet 38A.
  • part of the outside air guided to the air intake duct 38 side by the outside air guide member 40 may not flow into the duct inlet 38A.
  • even the outside air which is difficult to flow into the duct entrance 38A with the outside air guide member 40 alone, can be made to flow into the duct entrance 38A by the outer guide portion 38B, making it easier to improve the intake efficiency.
  • FIG. 6 is a diagram showing the outer guide portion 38B together with its peripheral configuration from the front of the vehicle body.
  • the outer guide portion 38B is formed in a tubular shape extending around the duct inlet 38A (corresponding to the outer peripheral side) and extending toward the outside air guide member 40, and the rear portion thereof is , in the region of the inner circumference of the concave surface 40A of the outside air guide member 40.
  • the outer guide portion 38B straightens the outside air flowing from the outside air guide member 40 to the outer peripheral side of the duct entrance 38A toward the duct entrance 38A.
  • the upper portion (corresponding to the uppermost portion) of the outer guide portion 38B is formed closer to the axis 38L (FIG. 6) of the duct entrance 38A than the lower portion of the outer guide portion 38B. More specifically, the upper portion of the outer guide portion 38B is formed as a wall extending horizontally to the left and right of the vehicle body at the same height as the upper end of the duct entrance 38A, and the region other than the upper portion surrounds the duct entrance 38A in a ring shape. It is formed on the outer peripheral surface. This makes it easier for the outside air from the outside air guide member 40 to efficiently flow into the duct entrance 38A while suppressing the upward protrusion of the outer guide portion 38B.
  • the outer guide portion 38B Since the upward protrusion of the outer guide portion 38B is suppressed, it becomes easier to arrange the vehicle body components such as the seat 14 above the outer guide portion 38B. In other words, even if the space between the intake duct 38 (including the duct entrance 38A) and the seat 14 is narrow in the vertical direction, the outer guide portion 38B can be easily arranged.
  • the outer guide portion 38B may be a component integrated with the air intake duct 38 or a component separate from the air intake duct 38 .
  • the rear fender 44 includes a plate-like rear fender main body 44A extending rearwardly upward above the rear wheel 3, and left and right wall portions 44B (FIG. 4) rising upward from the left and right ends of the rear fender main body 44A. ) and left and right inner walls 44C arranged on the left and right inner sides of the left and right wall portions 44B.
  • the battery 46 is arranged in a rearward upwardly inclined posture as shown in FIG. 2 when viewed from the side of the vehicle body.
  • the inclination of the battery 46 and the inclination of the bottom surface of the air cleaner box 35 are aligned, and the front part of the battery 46 fits in the space left behind the air cleaner box 35.
  • the battery 46 is held down by a battery stay 47 (Figs. 2 and 3) from above.
  • the battery stay 47 integrally has a stay main body 47A that holds the battery 46 from above and a rear extension portion 47B that extends rearward from the stay main body 47A as viewed from the side of the vehicle body.
  • the battery stay 47 is manufactured, for example, by bending a metal plate. Note that the battery stay 47 may be made of a resin material without being limited to a metal material.
  • the stay main body 47A is formed in a shape along the front surface, upper surface, and rear surface of the battery 46.
  • a front portion of the stay body 47A is hooked on a hook (not shown) provided on the rear fender body 44A, and a part of the rear extension 47B is fixed to the rear fender body 44A with a bolt 48 (FIG. 2).
  • the stay main body 47A is fixed to the vehicle body. Since the stay main body 47A extends along the front surface, upper surface, and rear surface of the battery 46, movement of the battery 46 in the front-rear direction and upward is restricted.
  • the battery 46 is sandwiched between the left and right inner walls 44C (FIG. 4) provided on the rear fender 44 in the left-right direction, thereby restricting the left-right movement of the battery 46 .
  • Reference numeral 61 in FIGS. 2 and 3 denotes a harness wired to the vehicle body frame 10 .
  • the harness 61 is arranged around the air cleaner box 35 so as to extend in the longitudinal direction on the left side of the vehicle body.
  • the harness 61 is a bundle of cables connected to electrical components provided in various parts of the vehicle body.
  • FIG. 3 shows a power cable 62 branched from the harness 61 and connected to the terminal of the battery 46, and a cable 63 branched from the harness 61 and connected to lights and the like at the rear part of the vehicle body.
  • a cross frame 65 bridging between the left and right seat frames 18 is provided below the seat 14 and behind the intake duct 38 .
  • An elastic member 66 for harness guide is attached to the cross frame 65 .
  • the elastic member 66 is a sheet member made of an elastic material such as rubber, and is wound around one of the left and right sides (the left side in this configuration) of the cross frame 65.
  • the elastic member 66 is attached to the cross frame by a fixture 66A (for example, a clip) from above. 65.
  • a cable 63 forming part of the harness 61 is routed below the elastic member 66 . This elastic member 66 prevents direct contact between the cable 63 and the cross frame 65 .
  • the outside air guide member 40 has a concave surface 40A that faces the duct inlet 38A of the intake duct 38 and guides ambient outside air to the duct inlet 38A.
  • the outside air guide member 40 includes a guide portion 41 forming a concave surface 40A, and an upper mounting portion 42 and a lower mounting portion 43 provided on the guide portion 41 .
  • the guide part 350 is a cup-shaped member having a hemispherical cup shape formed by cutting a hollow spherical body in half, and has a bilaterally symmetrical shape. In this configuration, as the concave surface 40A, a concave curved surface is employed in which the innermost portion P (see FIG.
  • apex of the cup-shaped bottom surface is the apex and the inner diameter increases from the apex toward the duct inlet 38A.
  • Various curved surfaces such as a spherical surface or a spheroidal surface may be applied to the concave surface 40A within a range that can guide the ambient air to the duct inlet 38A. An approximation surface may be applied.
  • the upper portion of the guide portion 41 is formed in a horizontally notched shape at the same height as the upper portion of the outer guide portion 38B. That is, the upper portion of the guide portion 41 is formed in an opening shape that opens upward. This makes it easier for outside air above the guide portion 41 to be taken into the guide portion 41 . In this configuration, since the guide portion 41 opens toward the front, it becomes easier for outside air flowing backward around the air cleaner box 35 to flow into the guide portion 41 when the vehicle is running. In addition, since the guide portion 41 opens upward, outside air can easily flow into the guide portion 50 from the space below the seat 14 and above the intake duct 38 .
  • the duct entrance 38A is provided with another outside air guide portion 38B that guides part of the outside air guided to the intake duct 38 side by the outside air guide member 40 to the duct entrance 38A. outside air can efficiently flow into the duct inlet 38B.
  • the plurality of mounting portions 42 and 43 are provided around the guide portion 41 at intervals (120 degree intervals in this configuration) when viewed from the front of the guide portion 41 .
  • the upper attachment portion 42 (hereinafter referred to as the upper attachment portion 42 as appropriate) is formed in a plate shape extending rearward from the upper end of the guide portion 41 .
  • the upper mounting portion 42 is fixed to the upper surface of the cross frame 65 from above using a fixture 42A (a clip in this configuration). In this case, the upper mounting portion 42 is fixed at a position where one of the left and right side edges (in this configuration, the left side edge) contacts the elastic member 66 for harness guide.
  • the upper portion of the outside air guide member 40 is supported by the cross frame 65 and is restricted from moving toward the elastic member 66 (left seat frame 18 side) by the elastic member 66 .
  • the axial line of this fixture 42A is used as a reference. , the situation in which the outside air guide member 40 rotates can be regulated. Moreover, since the elastic member 66 can restrict the rotation and lateral vibration, it is possible to moderately reduce the external force acting on the outside air guide member 40 . In addition, since the harness guide elastic member 66 is also used as a member for regulating the movement of the outside air guide member 40 and for relieving external force, an increase in the number of parts can be suppressed.
  • the lower mounting portion 43 (hereinafter referred to as the lower mounting portion 43 as appropriate) is attached to the battery stay 47 arranged below the cross frame 65 from the longitudinal direction of the vehicle body. is fixed with . More specifically, the rear extending portion 47B of the battery stay 47 is provided with a pair of left and right rising portions 47T (FIGS. 2, 5, and 6) that rise upward behind the left and right lower mounting portions 43. be done.
  • the lower mounting portion 43 and the rising portion 47T are provided with holes penetrating in the longitudinal direction of the vehicle body, through which the fixture 43A can be inserted from the front of the vehicle body.
  • a clip that can be retained from the hole by being inserted into the hole is used for the fixtures 66A, 42A, and 43A described above.
  • a clip is a component that, when the tip is inserted into a hole, expands in the radial direction to prevent it from falling out of the hole, and is also called a fastener. Clips of this type are generally easy to put on and take off. Therefore, the fixtures 66A, 42A, 43A can be easily attached and detached, and the outside air guide member 40 can be attached and detached easily.
  • removing the outside air guide member 40 makes it easier to access the battery stay 47, the battery 46, and their surroundings. Since a clip is used for the fixture 43A of the outside air guide member 40, the outside air guide member 40 can be easily removed, and access to the battery stay 47, the battery 46, and the like is facilitated.
  • Clips that can be used for the fixture 43A include, for example, a screw type that can be removed by lifting or rotating the center portion with a tool such as a screwdriver or a pin, and a screw type clip that can be removed with a tool such as a screwdriver.
  • a widely distributed clip such as a rivet type clip that can be removed by lifting and a push rivet clip that can be removed by pressing the center can be applied.
  • the fixture 43A does not have to be limited to a clip, and other fixtures capable of fixing the lower mounting portion 43 of the outside air guide member 40 to the battery stay 47 from the front-rear direction of the vehicle body may be applied.
  • a bolt may be applied to the fixture 43A.
  • the clips acting on the fixtures 66A, 42A, 43A may be the same or different.
  • the outside air guide member 40 can be so-called rubber mounted, and the vibration of the outside air guide member 40 can be suppressed.
  • the motorcycle 1 of this embodiment includes the outside air guide member 40 that faces the duct inlet 38A of the air intake duct 38 and has the concave surface 40A that guides the surrounding outside air to the duct inlet 38A.
  • the intake efficiency of the intake device 25 can be improved.
  • the upper part of the outside air guide member 40 is supported by the cross frame 65, and the lower part of the outside air guide member 40 is attached to the battery stay 47, which is a predetermined part (vehicle attachment part) arranged below the cross frame 65. It is fixed by a fixture 43A from the front-rear direction. According to this configuration, it becomes easy to prevent the fixture 43A from falling off due to the vertical vibration of the vehicle body, and the influence of the vertical vibration of the vehicle body can be suppressed and the external air guide member 40 can be appropriately supported.
  • An elastic member 66 for harness guide is attached to the cross frame 65. With the upper portion of the outside air guide member 40 supported by the cross frame 65, the outside air is directed to at least one side of the seat frame 18, which is the left and right frames. A portion of the outside air guide member 40 contacts the elastic member 66 so that movement of the guide member 40 can be restricted. According to this configuration, the elastic member 66 can also be used as a restricting member that restricts the movement of the outside air guide member 40 . Therefore, even if the outside air guide member 40 and the cross frame 65 are fixed to only one place, the outside air guide member 40 can be prevented from being displaced to the left and right, and the external force acting on the outside air guide member 40 can be alleviated.
  • the elastic member 66 for harness guide and the outside air guide member 40 can be positioned respectively, and the elastic member 66 and the outside air guide member 40 can be arranged while suppressing the influence of lateral vibration of the vehicle body. .
  • an elastic sheet material wound around the cross frame 65 is used for the elastic member 66 for harness guide.
  • the elastic member 66 for harness guide can have a simple configuration, which is advantageous for cost reduction. An increase in the number of parts can also be suppressed.
  • the battery stay 47 arranged below the cross frame 65 is provided with a hole penetrating in the longitudinal direction of the vehicle body, and the external air guide member 40 is fixed to the hole using the fixture 43A.
  • This configuration does not require complicated machining for the battery stay 47, which is advantageous in reducing the number of parts and the machining cost.
  • the lower part of the outside air guide member 40 is fixed to the battery stay 47 was illustrated, it does not need to be limited to the battery stay 47 .
  • the vehicle body parts located below the cross frame 65 for example, any vehicle body attachment parts attached to the vehicle body and one of the vehicle body frames 10) part
  • the lower part of the outside air guide member 40 may be fixed.
  • the intake duct 38 extends from the air cleaner box 35 toward the rear of the vehicle body and has a duct entrance 38A at the extended end. It has an outer guide portion 38B arranged in a peripheral region. The outer guide portion 38B straightens the outside air flowing from the outside air guide member 40 to the outer peripheral side of the duct inlet 38A toward the duct inlet 38A. According to this configuration, it becomes easier to improve the intake efficiency.
  • the upper portion of the outer guide portion 38B is positioned closer to the axis 38L (FIG. 5) of the duct entrance 38A than the lower portion of the outer guide portion 38B. According to this configuration, it is possible to suppress upward protrusion of the outer guide portion 38B with respect to the duct entrance 38A. Therefore, it becomes easy to dispose the vehicle body components such as the seat 14 above the outer guide portion 38B, and the degree of freedom in design is improved. In other words, even if the empty space around the duct entrance 38A is narrow in the vertical direction, the outer guide portion 38B can be easily arranged.
  • the outer guide portion 38B since the upper portion of the outer guide portion 38B is formed as a wall extending horizontally at the same height as the upper end of the duct inlet 38A, the outer guide portion 38B does not protrude above the duct inlet 38A of the intake duct 38. can be done. Therefore, it becomes easier to arrange vehicle body components above the outer guide portion 38B, and to arrange the outer guide portion 38B in a limited space around the intake duct 38. As shown in FIG.
  • the present invention is one aspect of the present invention, and the present invention is not limited to the above-described embodiment.
  • the case where the present invention is applied to the motorcycle 1 shown in FIG. The present invention can be applied to various types of vehicles such as various saddle-riding vehicles including scooter type, three-wheeled type and four-wheeled type, four-wheeled vehicles such as automobiles, and intake purification devices mounted on these vehicles. Invention may be applied.
  • a saddle ride comprising an air cleaner box supported by a vehicle body frame, the interior of which is divided into a dirty side and a clean side by an air cleaner element, and an intake duct extending from the dirty side to the outside of the air cleaner box.
  • an outside air guide member facing the duct entrance of the air intake duct and having a concave surface for guiding surrounding outside air to the duct entrance
  • the vehicle body frame has left and right sides positioned on the left and right sides of the outside air guide member. and a cross frame bridging between the left and right frames, the upper part of the outside air guide member is supported by the cross frame, and the lower part of the outside air guide member is arranged below the cross frame.
  • a saddle-riding type vehicle characterized in that it is fixed to a predetermined part by a fixture from the longitudinal direction of the vehicle body. According to this configuration, the air intake efficiency can be improved by the outside air guide member, and it becomes easy to prevent the fixture from falling off due to the vertical vibration of the vehicle body. It becomes difficult to receive and easy to support.
  • (Configuration 2) An elastic member for harness guide is attached to the cross frame, and the outside air guide member is directed toward at least one side of the left and right frames in a state in which an upper portion of the outside air guide member is supported by the cross frame.
  • a straddle-type vehicle according to configuration 1 wherein a part of the outside air guide member abuts against the elastic member so as to be able to restrict the movement of the saddle-ride type vehicle.
  • the elastic member for harness guide can also be used as a regulating member for regulating the movement of the outside air guide member. Therefore, lateral displacement of the outside air guide member can be suppressed, and the external force acting on the outside air guide member can be alleviated.
  • (Configuration 3) A configuration characterized in that one end of the harness guide elastic member on the left and right of the vehicle body abuts one of the left and right frames, and the other end abuts the outside air guide portion. 2.
  • the elastic member for harness guide and the outside air guide member can be positioned, and the elastic member and the outside air guide member can be arranged while suppressing the influence of lateral vibration of the vehicle body.
  • (Arrangement 4) The straddle-type vehicle according to Arrangement 2 or 3, wherein the elastic member for harness guide is an elastic sheet material wound around the cross frame.
  • the elastic member for the harness guide can have a simple configuration, and the positional deviation of the outside air guide member can be suppressed using the elastic member with a simple configuration.
  • the predetermined component is a battery stay used to support a battery mounted on the straddle-type vehicle, and the external air guide member inserts the fixture into a hole provided in the battery stay.
  • the air intake duct extends from the air cleaner box toward the rear of the vehicle body, has the duct inlet at the extended end, and has the outer circumference of the duct inlet and the concave surface of the outside air guide member. and an outer guide portion disposed in an inner peripheral region of the outer guide portion, wherein the outer guide portion straightens the outside air flowing from the outside air guide member to the outer peripheral side of the duct entrance toward the duct entrance.
  • Straddle type vehicle according to any one of configurations 1 to 5. According to this configuration, it becomes easier to improve the intake efficiency by the outer guide portion.
  • An air cleaner box supported by a vehicle body frame including a cross frame bridging between left and right frames, the inside of which is divided into a dirty side and a clean side by an air cleaner element, and the dirty side to the outside of the air cleaner box. and an intake duct extending into the air intake duct, an outside air guide member facing a duct entrance of the intake duct and having a concave surface for guiding surrounding outside air to the duct entrance, wherein the outside air guide member
  • An intake air purifier wherein an upper portion is supported by the cross frame, and a lower portion of the outside air guide member is fixed to a predetermined part arranged below the cross frame by a fixture from the longitudinal direction of the vehicle body.
  • the air intake efficiency can be improved by the outside air guide member, and it becomes easy to prevent the fixture from falling off due to the vertical vibration of the vehicle body. It becomes difficult to receive and easy to support.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Automatic Cycles, And Cycles In General (AREA)

Abstract

La présente invention améliore l'efficacité d'admission, amène un composant à contribuer à une amélioration de l'efficacité d'admission pour être résistant à des effets négatifs tels que des vibrations verticales d'une carrosserie de véhicule, et facilite le support du composant.　Ce véhicule du type à selle présente un élément de guidage d'air extérieur (40) qui fait face à une entrée de conduit (38A) d'un conduit d'admission (38) et présente une surface en creux (40A) qui guide l'air extérieur environnant vers l'entrée de conduit (38A). La partie supérieure de l'élément de guidage d'air extérieur (40) est supportée par un cadre transversal (65) d'un châssis de carrosserie de véhicule (10), et la partie inférieure de l'élément de guidage d'air extérieur (40) est fixée à un composant prédéterminé (47) disposé en dessous du cadre transversal (65) par un outil de fixation (43A) à partir de la direction avant-arrière de la carrosserie de véhicule.
PCT/JP2022/011412 2021-03-31 2022-03-14 Véhicule du type à selle et dispositif de purification d'admission WO2022209833A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023510878A JP7443623B2 (ja) 2021-03-31 2022-03-14 鞍乗り型車両、及び吸気浄化装置

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JP2021062161 2021-03-31
JP2021-062161 2021-03-31

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WO2022209833A1 true WO2022209833A1 (fr) 2022-10-06

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JP2007161212A (ja) * 2005-12-16 2007-06-28 Honda Motor Co Ltd 自動二輪車の動力伝達装置
JP3158666U (ja) * 2009-12-22 2010-04-15 ヤマハ発動機株式会社 自動二輪車
JP2013244883A (ja) * 2012-05-28 2013-12-09 Honda Motor Co Ltd 鞍乗り型車両
JP2015223901A (ja) * 2014-05-27 2015-12-14 ヤマハ発動機株式会社 鞍乗型車両
WO2019142281A1 (fr) * 2018-01-17 2019-07-25 本田技研工業株式会社 Véhicule de type à selle

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JPS6422692U (fr) * 1987-07-31 1989-02-06
JP2007161212A (ja) * 2005-12-16 2007-06-28 Honda Motor Co Ltd 自動二輪車の動力伝達装置
JP3158666U (ja) * 2009-12-22 2010-04-15 ヤマハ発動機株式会社 自動二輪車
JP2013244883A (ja) * 2012-05-28 2013-12-09 Honda Motor Co Ltd 鞍乗り型車両
JP2015223901A (ja) * 2014-05-27 2015-12-14 ヤマハ発動機株式会社 鞍乗型車両
WO2019142281A1 (fr) * 2018-01-17 2019-07-25 本田技研工業株式会社 Véhicule de type à selle

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